Merge branch 'master' into dev/check_ssh-patches

36 files changed, 1412 insertions, 651 deletions

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 77b09f4..ea0b38b 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -21,7 +21,7 @@ jobs:
         uses: codespell-project/actions-codespell@v2
         with:
           skip: "./.git,./.gitignore,./ABOUT-NLS,*.po,./gl,./po,./tools/squid.conf,./build-aux/ltmain.sh"
-          ignore_words_list: allright,gord,didi,hda,nd,alis,clen,scrit,ser,fot,te,parm,isnt,consol,oneliners
+          ignore_words_list: allright,gord,didi,hda,nd,alis,clen,scrit,ser,fot,te,parm,isnt,consol,oneliners,esponse,slac
           check_filenames: true
           check_hidden: true
 #  super-linter:
@@ -49,10 +49,10 @@ jobs:
       fail-fast: false
       matrix:
         distro:
-          - 'debian:testing'
+          - 'debian:stable'
           #...
         include:
-          - distro: 'debian:testing'
+          - distro: 'debian:stable'
             prepare: .github/prepare_debian.sh
           #...
     steps:
diff --git a/.gitignore b/.gitignore
index 02ca61e..6f903d6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -94,7 +94,7 @@ NP-VERSION-FILE
 /gl/limits.h
 /gl/malloc/dynarray-skeleton.gl.h
 /gl/malloc/dynarray.gl.h
-/gl/stdckdint.
+/gl/stdckdint.h
 
 # /lib/
 /lib/.deps
diff --git a/configure.ac b/configure.ac
index a294b00..b5374b2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -621,7 +621,6 @@ AC_C_CONST
 AC_STRUCT_TM
 AC_TYPE_PID_T
 AC_TYPE_SIZE_T
-AC_TYPE_SIGNAL
 
 AC_CACHE_CHECK([for va_copy],ac_cv_HAVE_VA_COPY,[
 AC_TRY_LINK([#include <stdarg.h>
@@ -645,12 +644,16 @@ AC_TRY_COMPILE([#include <sys/time.h>],
                [struct timeval *tv;
                 struct timezone *tz;],
                AC_DEFINE(HAVE_STRUCT_TIMEVAL,1,[Define if we have a timeval structure])
-               AC_TRY_COMPILE([#include <sys/time.h>],
-                              [struct timeval *tv;
-                               struct timezone *tz;
-                               gettimeofday(tv, tz);],
-                              AC_DEFINE(HAVE_GETTIMEOFDAY,1,[Define if gettimeofday is found]),
-                              AC_DEFINE(NEED_GETTIMEOFDAY,1,[Define if gettimeofday is needed])))
+                           FOUND_STRUCT_TIMEVAL="yes")
+
+if test x"$FOUND_STRUCT_TIMEVAL" = x"yes"; then
+        AC_TRY_COMPILE([#include <sys/time.h>],
+                          [struct timeval *tv;
+                           struct timezone *tz;
+                           gettimeofday(tv, tz);],
+                          AC_DEFINE(HAVE_GETTIMEOFDAY,1,[Define if gettimeofday is found]),
+                          AC_DEFINE(NEED_GETTIMEOFDAY,1,[Define if gettimeofday is needed]))
+fi
 
 dnl Checks for library functions.
 AC_CHECK_FUNCS(memmove select socket strdup strstr strtol strtoul floor)
diff --git a/lib/Makefile.am b/lib/Makefile.am
index 01d73a6..1a47395 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -7,7 +7,7 @@ noinst_LIBRARIES = libmonitoringplug.a
 AM_CPPFLAGS = -DNP_STATE_DIR_PREFIX=\"$(localstatedir)\" \
         -I$(srcdir) -I$(top_srcdir)/gl -I$(top_srcdir)/intl -I$(top_srcdir)/plugins
 
-libmonitoringplug_a_SOURCES = utils_base.c utils_disk.c utils_tcp.c utils_cmd.c
+libmonitoringplug_a_SOURCES = utils_base.c utils_disk.c utils_tcp.c utils_cmd.c maxfd.c
 EXTRA_DIST = utils_base.h utils_disk.h utils_tcp.h utils_cmd.h parse_ini.h extra_opts.h
 
 if USE_PARSE_INI
diff --git a/lib/maxfd.c b/lib/maxfd.c
new file mode 100644
index 0000000..529b356
--- /dev/null
+++ b/lib/maxfd.c
@@ -0,0 +1,26 @@
+#include "./maxfd.h"
+#include <errno.h>
+
+long mp_open_max (void) {
+        long maxfd = 0L;
+        /* Try sysconf(_SC_OPEN_MAX) first, as it can be higher than OPEN_MAX.
+         * If that fails and the macro isn't defined, we fall back to an educated
+         * guess. There's no guarantee that our guess is adequate and the program
+         * will die with SIGSEGV if it isn't and the upper boundary is breached. */
+
+#ifdef _SC_OPEN_MAX
+        errno = 0;
+        if ((maxfd = sysconf (_SC_OPEN_MAX)) < 0) {
+                if (errno == 0)
+                        maxfd = DEFAULT_MAXFD;   /* it's indeterminate */
+                else
+                        die (STATE_UNKNOWN, _("sysconf error for _SC_OPEN_MAX\n"));
+        }
+#elif defined(OPEN_MAX)
+        return OPEN_MAX
+#else   /* sysconf macro unavailable, so guess (may be wildly inaccurate) */
+        return DEFAULT_MAXFD;
+#endif
+
+        return(maxfd);
+}
diff --git a/lib/maxfd.h b/lib/maxfd.h
new file mode 100644
index 0000000..45218d0
--- /dev/null
+++ b/lib/maxfd.h
@@ -0,0 +1,9 @@
+#ifndef _MAXFD_
+#define _MAXFD_
+
+#define DEFAULT_MAXFD  256   /* fallback value if no max open files value is set */
+#define MAXFD_LIMIT   8192   /* upper limit of open files */
+
+long mp_open_max (void);
+
+#endif // _MAXFD_
diff --git a/lib/utils_base.c b/lib/utils_base.c
index c458cf6..0f52126 100644
--- a/lib/utils_base.c
+++ b/lib/utils_base.c
@@ -402,26 +402,45 @@ int mp_translate_state (char *state_text) {
  * parse of argv, so that uniqueness in parameters are reflected there.
  */
 char *_np_state_generate_key() {
-        struct sha256_ctx ctx;
         int i;
         char **argv = this_monitoring_plugin->argv;
-        unsigned char result[20];
         char keyname[41];
         char *p=NULL;
 
-        sha256_init_ctx(&ctx);
-        
+        unsigned char result[256];
+
+#ifdef USE_OPENSSL
+        /*
+         * This code path is chosen if openssl is available (which should be the most common
+         * scenario). Alternatively, the gnulib implementation/
+         *
+         */
+        EVP_MD_CTX *ctx = EVP_MD_CTX_new();
+
+        EVP_DigestInit(ctx, EVP_sha256());
+
+        for(i=0; i<this_monitoring_plugin->argc; i++) {
+                EVP_DigestUpdate(ctx, argv[i], strlen(argv[i]));
+        }
+
+        EVP_DigestFinal(ctx, result, NULL);
+#else
+
+        struct sha256_ctx ctx;
+
         for(i=0; i<this_monitoring_plugin->argc; i++) {
                 sha256_process_bytes(argv[i], strlen(argv[i]), &ctx);
         }
 
-        sha256_finish_ctx(&ctx, &result);
-        
+        sha256_finish_ctx(&ctx, result);
+#endif // FOUNDOPENSSL
+
         for (i=0; i<20; ++i) {
                 sprintf(&keyname[2*i], "%02x", result[i]);
         }
+
         keyname[40]='\0';
-        
+
         p = strdup(keyname);
         if(p==NULL) {
                 die(STATE_UNKNOWN, _("Cannot execute strdup: %s"), strerror(errno));
diff --git a/lib/utils_base.h b/lib/utils_base.h
index 5906550..9cb4276 100644
--- a/lib/utils_base.h
+++ b/lib/utils_base.h
@@ -2,7 +2,9 @@
 #define _UTILS_BASE_
 /* Header file for Monitoring Plugins utils_base.c */
 
-#include "sha256.h"
+#ifndef USE_OPENSSL
+# include "sha256.h"
+#endif
 
 /* This file holds header information for thresholds - use this in preference to 
    individual plugin logic */
diff --git a/lib/utils_cmd.c b/lib/utils_cmd.c
index 8b8e570..f66fd57 100644
--- a/lib/utils_cmd.c
+++ b/lib/utils_cmd.c
@@ -42,7 +42,20 @@
 #include "common.h"
 #include "utils.h"
 #include "utils_cmd.h"
+/* This variable must be global, since there's no way the caller
+ * can forcibly slay a dead or ungainly running program otherwise.
+ * Multithreading apps and plugins can initialize it (via CMD_INIT)
+ * in an async safe manner PRIOR to calling cmd_run() or cmd_run_array()
+ * for the first time.
+ *
+ * The check for initialized values is atomic and can
+ * occur in any number of threads simultaneously. */
+static pid_t *_cmd_pids = NULL;
+
 #include "utils_base.h"
+
+#include "./maxfd.h"
+
 #include <fcntl.h>
 
 #ifdef HAVE_SYS_WAIT_H
@@ -86,13 +99,7 @@ extern void die (int, const char *, ...)
 void
 cmd_init (void)
 {
-#ifndef maxfd
-        if (!maxfd && (maxfd = sysconf (_SC_OPEN_MAX)) < 0) {
-                /* possibly log or emit a warning here, since there's no
-                 * guarantee that our guess at maxfd will be adequate */
-                maxfd = DEFAULT_MAXFD;
-        }
-#endif
+        long maxfd = mp_open_max();
 
         /* if maxfd is unnaturally high, we force it to a lower value
          * ( e.g. on SunOS, when ulimit is set to unlimited: 2147483647 this would cause
@@ -118,10 +125,6 @@ _cmd_open (char *const *argv, int *pfd, int *pfderr)
 
         int i = 0;
 
-        /* if no command was passed, return with no error */
-        if (argv == NULL)
-                return -1;
-
         if (!_cmd_pids)
                 CMD_INIT;
 
@@ -152,6 +155,7 @@ _cmd_open (char *const *argv, int *pfd, int *pfderr)
                 /* close all descriptors in _cmd_pids[]
                  * This is executed in a separate address space (pure child),
                  * so we don't have to worry about async safety */
+                long maxfd = mp_open_max();
                 for (i = 0; i < maxfd; i++)
                         if (_cmd_pids[i] > 0)
                                 close (i);
@@ -178,6 +182,7 @@ _cmd_close (int fd)
         pid_t pid;
 
         /* make sure the provided fd was opened */
+        long maxfd = mp_open_max();
         if (fd < 0 || fd > maxfd || !_cmd_pids || (pid = _cmd_pids[fd]) == 0)
                 return -1;
 
@@ -269,7 +274,6 @@ _cmd_fetch_output (int fd, output * op, int flags)
 int
 cmd_run (const char *cmdstring, output * out, output * err, int flags)
 {
-        int fd, pfd_out[2], pfd_err[2];
         int i = 0, argc;
         size_t cmdlen;
         char **argv = NULL;
@@ -391,6 +395,7 @@ timeout_alarm_handler (int signo)
                 printf (_("%s - Plugin timed out after %d seconds\n"),
                                                 state_text(timeout_state), timeout_interval);
 
+                long maxfd = mp_open_max();
                 if(_cmd_pids) for(i = 0; i < maxfd; i++) {
                         if(_cmd_pids[i] != 0) kill(_cmd_pids[i], SIGKILL);
                 }
diff --git a/lib/utils_cmd.h b/lib/utils_cmd.h
index 6f3aeb8..f1b06c8 100644
--- a/lib/utils_cmd.h
+++ b/lib/utils_cmd.h
@@ -32,17 +32,8 @@ void cmd_init (void);
 #define CMD_NO_ARRAYS 0x01   /* don't populate arrays at all */
 #define CMD_NO_ASSOC 0x02    /* output.line won't point to buf */
 
-/* This variable must be global, since there's no way the caller
- * can forcibly slay a dead or ungainly running program otherwise.
- * Multithreading apps and plugins can initialize it (via CMD_INIT)
- * in an async safe manner PRIOR to calling cmd_run() or cmd_run_array()
- * for the first time.
- *
- * The check for initialized values is atomic and can
- * occur in any number of threads simultaneously. */
-static pid_t *_cmd_pids = NULL;
-
-RETSIGTYPE timeout_alarm_handler (int);
+
+void timeout_alarm_handler (int);
 
 
 #endif /* _UTILS_CMD_ */
diff --git a/lib/utils_disk.c b/lib/utils_disk.c
index 582d3ea..f5ac0b3 100644
--- a/lib/utils_disk.c
+++ b/lib/utils_disk.c
@@ -29,6 +29,7 @@
 #include "common.h"
 #include "utils_disk.h"
 #include "gl/fsusage.h"
+#include <string.h>
 
 void
 np_add_name (struct name_list **list, const char *name)
@@ -40,6 +41,42 @@ np_add_name (struct name_list **list, const char *name)
   *list = new_entry;
 }
 
+/* @brief Initialises a new regex at the begin of list via regcomp(3)
+ *
+ * @details if the regex fails to compile the error code of regcomp(3) is returned
+ *                                      and list is not modified, otherwise list is modified to point to the new
+ *                                      element
+ * @param list Pointer to a linked list of regex_list elements
+ * @param regex the string containing the regex which should be inserted into the list
+ * @param clags the cflags parameter for regcomp(3)
+ */
+int
+np_add_regex (struct regex_list **list, const char *regex, int cflags)
+{
+  struct regex_list *new_entry = (struct regex_list *) malloc (sizeof *new_entry);
+
+        if (new_entry == NULL) {
+                die(STATE_UNKNOWN, _("Cannot allocate memory: %s"),
+                                strerror(errno));
+        }
+
+  int regcomp_result = regcomp(&new_entry->regex, regex, cflags);
+
+        if (!regcomp_result) {
+                // regcomp succeeded
+                new_entry->next = *list;
+                *list = new_entry;
+
+                return 0;
+        } else {
+                // regcomp failed
+                free(new_entry);
+
+                return regcomp_result;
+        }
+
+}
+
 /* Initialises a new parameter at the end of list */
 struct parameter_list *
 np_add_parameter(struct parameter_list **list, const char *name)
@@ -196,6 +233,30 @@ np_find_name (struct name_list *list, const char *name)
   return FALSE;
 }
 
+/* Returns TRUE if name is in list */
+bool
+np_find_regmatch (struct regex_list *list, const char *name)
+{
+  int len;
+  regmatch_t m;
+
+  if (name == NULL) {
+    return false;
+  }
+
+  len = strlen(name);
+
+  for (; list; list = list->next) {
+    /* Emulate a full match as if surrounded with ^( )$
+       by checking whether the match spans the whole name */
+    if (!regexec(&list->regex, name, 1, &m, 0) && m.rm_so == 0 && m.rm_eo == len) {
+      return true;
+    }
+  }
+
+  return false;
+}
+
 int
 np_seen_name(struct name_list *list, const char *name)
 {
diff --git a/lib/utils_disk.h b/lib/utils_disk.h
index 3b5a45f..6b83ac7 100644
--- a/lib/utils_disk.h
+++ b/lib/utils_disk.h
@@ -10,6 +10,12 @@ struct name_list
   struct name_list *next;
 };
 
+struct regex_list
+{
+  regex_t regex;
+  struct regex_list *next;
+};
+
 struct parameter_list
 {
   char *name;
@@ -35,6 +41,8 @@ struct parameter_list
 void np_add_name (struct name_list **list, const char *name);
 int np_find_name (struct name_list *list, const char *name);
 int np_seen_name (struct name_list *list, const char *name);
+int np_add_regex (struct regex_list **list, const char *regex, int cflags);
+bool np_find_regmatch (struct regex_list *list, const char *name);
 struct parameter_list *np_add_parameter(struct parameter_list **list, const char *name);
 struct parameter_list *np_find_parameter(struct parameter_list *list, const char *name);
 struct parameter_list *np_del_parameter(struct parameter_list *item, struct parameter_list *prev);
diff --git a/m4/np_mysqlclient.m4 b/m4/np_mysqlclient.m4
index 9f533ea..9fe38ac 100644
--- a/m4/np_mysqlclient.m4
+++ b/m4/np_mysqlclient.m4
@@ -13,7 +13,7 @@ dnl   np_mysql_libs    = flags for libs,    from mysql_config --libs
 dnl   np_mysql_cflags  = flags for cflags,  from mysql_config --cflags
 dnl Also sets in config.h:
 dnl   HAVE_MYSQLCLIENT
-dnl Copile your code with:
+dnl Compile your code with:
 dnl   $(CC) $(np_mysql_include) code.c $(np_mysql_libs)
 
 AC_DEFUN([np_mysqlclient],
diff --git a/plugins-root/check_dhcp.c b/plugins-root/check_dhcp.c
index 2d22619..0ddace5 100644
--- a/plugins-root/check_dhcp.c
+++ b/plugins-root/check_dhcp.c
@@ -1,40 +1,40 @@
 /*****************************************************************************
-* 
-* Monitoring check_dhcp plugin
-* 
-* License: GPL
-* Copyright (c) 2001-2004 Ethan Galstad (nagios@nagios.org)
-* Copyright (c) 2001-2007 Monitoring Plugins Development Team
-* 
-* Description:
-* 
-* This file contains the check_dhcp plugin
-* 
-* This plugin tests the availability of DHCP servers on a network.
-* 
-* Unicast mode was originally implemented by Heiti of Boras Kommun with
-* general improvements as well as usability fixes and "forward"-porting by
-* Andreas Ericsson of OP5 AB.
-* 
-* 
-* This program is free software: you can redistribute it and/or modify
-* it under the terms of the GNU General Public License as published by
-* the Free Software Foundation, either version 3 of the License, or
-* (at your option) any later version.
-* 
-* This program is distributed in the hope that it will be useful,
-* but WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-* GNU General Public License for more details.
-* 
-* You should have received a copy of the GNU General Public License
-* along with this program.  If not, see <http://www.gnu.org/licenses/>.
-* 
-* 
-*****************************************************************************/
+ *
+ * Monitoring check_dhcp plugin
+ *
+ * License: GPL
+ * Copyright (c) 2001-2004 Ethan Galstad (nagios@nagios.org)
+ * Copyright (c) 2001-2007 Monitoring Plugins Development Team
+ *
+ * Description:
+ *
+ * This file contains the check_dhcp plugin
+ *
+ * This plugin tests the availability of DHCP servers on a network.
+ *
+ * Unicast mode was originally implemented by Heiti of Boras Kommun with
+ * general improvements as well as usability fixes and "forward"-porting by
+ * Andreas Ericsson of OP5 AB.
+ *
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ *
+ *****************************************************************************/
 
 const char *progname = "check_dhcp";
-const char *copyright = "2001-2007";
+const char *copyright = "2001-2023";
 const char *email = "devel@monitoring-plugins.org";
 
 #include "common.h"
@@ -57,9 +57,10 @@ const char *email = "devel@monitoring-plugins.org";
 #include <netinet/in.h>
 #include <net/if.h>
 #include <arpa/inet.h>
+
 #if HAVE_SYS_SOCKIO_H
 #include <sys/sockio.h>
-#endif
+#endif // HAVE_SYS_SOCKIO_H
 
 #if defined( __linux__ )
 
@@ -98,10 +99,6 @@ static struct strbuf dat = {AREA_SZ, 0, (char *)dat_area};
 #define GOT_INTR 4
 #define GOT_ERR 128
 
-#define u_int8_t         uint8_t
-#define u_int16_t       uint16_t
-#define u_int32_t       uint32_t
-
 static int get_msg(int);
 static int check_ctrl(int);
 static int put_ctrl(int, int, int);
@@ -110,7 +107,7 @@ static int dl_open(const char *, int, int *);
 static int dl_bind(int, int, u_char *);
 long mac_addr_dlpi( const char *, int, u_char *);
 
-#endif
+#endif // __sun__ || __solaris__ || __hpux
 
 
 
@@ -119,9 +116,6 @@ long mac_addr_dlpi( const char *, int, u_char *);
 #define OK                0
 #define ERROR             -1
 
-#define FALSE             0
-#define TRUE              1
-
 
 /**** DHCP definitions ****/
 
@@ -132,39 +126,39 @@ long mac_addr_dlpi( const char *, int, u_char *);
 
 
 typedef struct dhcp_packet_struct{
-        u_int8_t  op;                   /* packet type */
-        u_int8_t  htype;                /* type of hardware address for this machine (Ethernet, etc) */
-        u_int8_t  hlen;                 /* length of hardware address (of this machine) */
-        u_int8_t  hops;                 /* hops */
-        u_int32_t xid;                  /* random transaction id number - chosen by this machine */
-        u_int16_t secs;                 /* seconds used in timing */
-        u_int16_t flags;                /* flags */
-        struct in_addr ciaddr;          /* IP address of this machine (if we already have one) */
-        struct in_addr yiaddr;          /* IP address of this machine (offered by the DHCP server) */
-        struct in_addr siaddr;          /* IP address of next server */
-        struct in_addr giaddr;          /* IP address of DHCP relay */
-        unsigned char chaddr [MAX_DHCP_CHADDR_LENGTH];      /* hardware address of this machine */
-        char sname [MAX_DHCP_SNAME_LENGTH];    /* name of DHCP server */
-        char file [MAX_DHCP_FILE_LENGTH];      /* boot file name (used for diskless booting?) */
+        uint8_t  op;                   /* packet type */
+        uint8_t  htype;                /* type of hardware address for this machine (Ethernet, etc) */
+        uint8_t  hlen;                 /* length of hardware address (of this machine) */
+        uint8_t  hops;                 /* hops */
+        uint32_t xid;                  /* random transaction id number - chosen by this machine */
+        uint16_t secs;                 /* seconds used in timing */
+        uint16_t flags;                /* flags */
+        struct in_addr ciaddr;          /* IP address of this machine (if we already have one) */
+        struct in_addr yiaddr;          /* IP address of this machine (offered by the DHCP server) */
+        struct in_addr siaddr;          /* IP address of next server */
+        struct in_addr giaddr;          /* IP address of DHCP relay */
+        unsigned char chaddr [MAX_DHCP_CHADDR_LENGTH];      /* hardware address of this machine */
+        char sname [MAX_DHCP_SNAME_LENGTH];    /* name of DHCP server */
+        char file [MAX_DHCP_FILE_LENGTH];      /* boot file name (used for diskless booting?) */
         char options[MAX_DHCP_OPTIONS_LENGTH];  /* options */
-        }dhcp_packet;
+}dhcp_packet;
 
 
 typedef struct dhcp_offer_struct{
         struct in_addr server_address;   /* address of DHCP server that sent this offer */
         struct in_addr offered_address;  /* the IP address that was offered to us */
-        u_int32_t lease_time;            /* lease time in seconds */
-        u_int32_t renewal_time;          /* renewal time in seconds */
-        u_int32_t rebinding_time;        /* rebinding time in seconds */
+        uint32_t lease_time;            /* lease time in seconds */
+        uint32_t renewal_time;          /* renewal time in seconds */
+        uint32_t rebinding_time;        /* rebinding time in seconds */
         struct dhcp_offer_struct *next;
-        }dhcp_offer;
+}dhcp_offer;
 
 
 typedef struct requested_server_struct{
         struct in_addr server_address;
-        int answered;
+        bool answered;
         struct requested_server_struct *next;
-        }requested_server;
+}requested_server;
 
 
 #define BOOTREQUEST     1
@@ -198,7 +192,7 @@ typedef struct requested_server_struct{
 #define ETHERNET_HARDWARE_ADDRESS            1     /* used in htype field of dhcp packet */
 #define ETHERNET_HARDWARE_ADDRESS_LENGTH     6     /* length of Ethernet hardware addresses */
 
-u_int8_t unicast = 0;        /* unicast mode: mimic a DHCP relay */
+uint8_t unicast = 0;        /* unicast mode: mimic a DHCP relay */
 struct in_addr my_ip;        /* our address (required for relay) */
 struct in_addr dhcp_ip;      /* server to query (if in unicast mode) */
 unsigned char client_hardware_address[MAX_DHCP_CHADDR_LENGTH]="";
@@ -206,11 +200,11 @@ unsigned char *user_specified_mac=NULL;
 
 char network_interface_name[IFNAMSIZ]="eth0";
 
-u_int32_t packet_xid=0;
+uint32_t packet_xid=0;
 
-u_int32_t dhcp_lease_time=0;
-u_int32_t dhcp_renewal_time=0;
-u_int32_t dhcp_rebinding_time=0;
+uint32_t dhcp_lease_time=0;
+uint32_t dhcp_renewal_time=0;
+uint32_t dhcp_rebinding_time=0;
 
 int dhcpoffer_timeout=2;
 
@@ -221,8 +215,8 @@ int valid_responses=0;     /* number of valid DHCPOFFERs we received */
 int requested_servers=0;
 int requested_responses=0;
 
-int request_specific_address=FALSE;
-int received_requested_address=FALSE;
+bool request_specific_address=false;
+bool received_requested_address=false;
 int verbose=0;
 struct in_addr requested_address;
 
@@ -268,7 +262,7 @@ int main(int argc, char **argv){
 
         if(process_arguments(argc,argv)!=OK){
                 usage4 (_("Could not parse arguments"));
-                }
+        }
 
         /* create socket for DHCP communications */
         dhcp_socket=create_dhcp_socket();
@@ -299,7 +293,7 @@ int main(int argc, char **argv){
         free_requested_server_list();
 
         return result;
-        }
+}
 
 
 
@@ -314,83 +308,83 @@ int get_hardware_address(int sock,char *interface_name){
 
         /* try and grab hardware address of requested interface */
         if(ioctl(sock,SIOCGIFHWADDR,&ifr)<0){
-                printf(_("Error: Could not get hardware address of interface '%s'\n"),interface_name);
+                printf(_("Error: Could not get hardware address of interface '%s'\n"),interface_name);
                 exit(STATE_UNKNOWN);
-                }
+        }
 
         memcpy(&client_hardware_address[0],&ifr.ifr_hwaddr.sa_data,6);
 
 #elif defined(__bsd__)
-                                                /* King 2004    see ACKNOWLEDGEMENTS */
-
-        size_t                  len;
-        int                     mib[6];
-        char                    *buf;
-        unsigned char           *ptr;
-        struct if_msghdr        *ifm;
-        struct sockaddr_dl      *sdl;
-
-        mib[0] = CTL_NET;
-        mib[1] = AF_ROUTE;
-        mib[2] = 0;
-        mib[3] = AF_LINK;
-        mib[4] = NET_RT_IFLIST;
-
-        if((mib[5] = if_nametoindex(interface_name)) == 0){
-                printf(_("Error: if_nametoindex error - %s.\n"), strerror(errno));
-                exit(STATE_UNKNOWN);
-                }
+        /* King 2004    see ACKNOWLEDGEMENTS */
+
+        size_t                  len;
+        int                     mib[6];
+        char                    *buf;
+        unsigned char           *ptr;
+        struct if_msghdr        *ifm;
+        struct sockaddr_dl      *sdl;
+
+        mib[0] = CTL_NET;
+        mib[1] = AF_ROUTE;
+        mib[2] = 0;
+        mib[3] = AF_LINK;
+        mib[4] = NET_RT_IFLIST;
+
+        if((mib[5] = if_nametoindex(interface_name)) == 0){
+                printf(_("Error: if_nametoindex error - %s.\n"), strerror(errno));
+                exit(STATE_UNKNOWN);
+        }
 
-        if(sysctl(mib, 6, NULL, &len, NULL, 0) < 0){
-                printf(_("Error: Couldn't get hardware address from %s. sysctl 1 error - %s.\n"), interface_name, strerror(errno));
-                exit(STATE_UNKNOWN);
-                }
+        if(sysctl(mib, 6, NULL, &len, NULL, 0) < 0){
+                printf(_("Error: Couldn't get hardware address from %s. sysctl 1 error - %s.\n"), interface_name, strerror(errno));
+                exit(STATE_UNKNOWN);
+        }
 
-        if((buf = malloc(len)) == NULL){
-                printf(_("Error: Couldn't get hardware address from interface %s. malloc error - %s.\n"), interface_name, strerror(errno));
-                exit(4);
-                }
+        if((buf = malloc(len)) == NULL){
+                printf(_("Error: Couldn't get hardware address from interface %s. malloc error - %s.\n"), interface_name, strerror(errno));
+                exit(4);
+        }
 
-        if(sysctl(mib, 6, buf, &len, NULL, 0) < 0){
-                printf(_("Error: Couldn't get hardware address from %s. sysctl 2 error - %s.\n"), interface_name, strerror(errno));
-                exit(STATE_UNKNOWN);
-                }
+        if(sysctl(mib, 6, buf, &len, NULL, 0) < 0){
+                printf(_("Error: Couldn't get hardware address from %s. sysctl 2 error - %s.\n"), interface_name, strerror(errno));
+                exit(STATE_UNKNOWN);
+        }
 
-        ifm = (struct if_msghdr *)buf;
-        sdl = (struct sockaddr_dl *)(ifm + 1);
-        ptr = (unsigned char *)LLADDR(sdl);
-        memcpy(&client_hardware_address[0], ptr, 6) ;
-                                                /* King 2004 */
+        ifm = (struct if_msghdr *)buf;
+        sdl = (struct sockaddr_dl *)(ifm + 1);
+        ptr = (unsigned char *)LLADDR(sdl);
+        memcpy(&client_hardware_address[0], ptr, 6) ;
+        /* King 2004 */
 
 #elif defined(__sun__) || defined(__solaris__)
 
-                                                /* Kompf 2000-2003      see ACKNOWLEDGEMENTS */
+        /* Kompf 2000-2003      see ACKNOWLEDGEMENTS */
         long stat;
         char dev[20] = "/dev/";
         char *p;
         int unit;
 
-    /* get last number from interfacename, eg lnc0, e1000g0*/
-    int i;
-    p = interface_name + strlen(interface_name) -1;
+        /* get last number from interfacename, eg lnc0, e1000g0*/
+        int i;
+        p = interface_name + strlen(interface_name) -1;
         for(i = strlen(interface_name) -1; i > 0; p--) {
                 if(isalpha(*p))
-            break;
-    }
-    p++;
+                        break;
+        }
+        p++;
         if( p != interface_name ){
                 unit = atoi(p) ;
                 strncat(dev, interface_name, 6) ;
-                }
+        }
         else{
                 printf(_("Error: can't find unit number in interface_name (%s) - expecting TypeNumber eg lnc0.\n"), interface_name);
                 exit(STATE_UNKNOWN);
-                }
+        }
         stat = mac_addr_dlpi(dev, unit, client_hardware_address);
         if(stat != 0){
                 printf(_("Error: can't read MAC address from DLPI streams interface for device %s unit %d.\n"), dev, unit);
                 exit(STATE_UNKNOWN);
-                }
+        }
 
 #elif defined(__hpux__)
 
@@ -402,8 +396,8 @@ int get_hardware_address(int sock,char *interface_name){
         if(stat != 0){
                 printf(_("Error: can't read MAC address from DLPI streams interface for device %s unit %d.\n"), dev, unit);
                 exit(STATE_UNKNOWN);
-                }
-                                                /* Kompf 2000-2003 */
+        }
+        /* Kompf 2000-2003 */
 
 #else
         printf(_("Error: can't get MAC address for this architecture.  Use the --mac option.\n"));
@@ -414,7 +408,7 @@ int get_hardware_address(int sock,char *interface_name){
                 print_hardware_address(client_hardware_address);
 
         return OK;
-        }
+}
 
 /* determines IP address of the client interface */
 int get_ip_address(int sock,char *interface_name){
@@ -426,9 +420,9 @@ int get_ip_address(int sock,char *interface_name){
 
         if(ioctl(sock,SIOCGIFADDR,&ifr)<0){
                 printf(_("Error: Cannot determine IP address of interface %s\n"),
-                        interface_name);
+                                interface_name);
                 exit(STATE_UNKNOWN);
-                }
+        }
 
         my_ip=((struct sockaddr_in *)&ifr.ifr_addr)->sin_addr;
 
@@ -441,13 +435,13 @@ int get_ip_address(int sock,char *interface_name){
                 printf(_("Pretending to be relay client %s\n"),inet_ntoa(my_ip));
 
         return OK;
-        }
+}
 
 /* sends a DHCPDISCOVER broadcast message in an attempt to find DHCP servers */
 int send_dhcp_discover(int sock){
         dhcp_packet discover_packet;
         struct sockaddr_in sockaddr_broadcast;
-    unsigned short opts;
+        unsigned short opts;
 
 
         /* clear the packet data structure */
@@ -488,19 +482,19 @@ int send_dhcp_discover(int sock){
         discover_packet.options[2]='\x53';
         discover_packet.options[3]='\x63';
 
-    opts = 4;
+        opts = 4;
         /* DHCP message type is embedded in options field */
         discover_packet.options[opts++]=DHCP_OPTION_MESSAGE_TYPE;    /* DHCP message type option identifier */
         discover_packet.options[opts++]='\x01';               /* DHCP message option length in bytes */
         discover_packet.options[opts++]=DHCPDISCOVER;
 
         /* the IP address we're requesting */
-        if(request_specific_address==TRUE){
+        if(request_specific_address){
                 discover_packet.options[opts++]=DHCP_OPTION_REQUESTED_ADDRESS;
                 discover_packet.options[opts++]='\x04';
                 memcpy(&discover_packet.options[opts],&requested_address,sizeof(requested_address));
                 opts += sizeof(requested_address);
-                }
+        }
         discover_packet.options[opts++]=DHCP_OPTION_END;
 
         /* unicast fields */
@@ -511,8 +505,8 @@ int send_dhcp_discover(int sock){
         discover_packet.hops = unicast ? 1 : 0;
 
         /* send the DHCPDISCOVER packet to broadcast address */
-        sockaddr_broadcast.sin_family=AF_INET;
-        sockaddr_broadcast.sin_port=htons(DHCP_SERVER_PORT);
+        sockaddr_broadcast.sin_family=AF_INET;
+        sockaddr_broadcast.sin_port=htons(DHCP_SERVER_PORT);
         sockaddr_broadcast.sin_addr.s_addr = unicast ? dhcp_ip.s_addr : INADDR_BROADCAST;
         bzero(&sockaddr_broadcast.sin_zero,sizeof(sockaddr_broadcast.sin_zero));
 
@@ -524,7 +518,7 @@ int send_dhcp_discover(int sock){
                 printf("DHCDISCOVER yiaddr:  %s\n",inet_ntoa(discover_packet.yiaddr));
                 printf("DHCDISCOVER siaddr:  %s\n",inet_ntoa(discover_packet.siaddr));
                 printf("DHCDISCOVER giaddr:  %s\n",inet_ntoa(discover_packet.giaddr));
-                }
+        }
 
         /* send the DHCPDISCOVER packet out */
         send_dhcp_packet(&discover_packet,sizeof(discover_packet),sock,&sockaddr_broadcast);
@@ -533,7 +527,7 @@ int send_dhcp_discover(int sock){
                 printf("\n\n");
 
         return OK;
-        }
+}
 
 
 
@@ -573,13 +567,13 @@ int get_dhcp_offer(int sock){
                                 printf(_("Result=ERROR\n"));
 
                         continue;
-                        }
+                }
                 else{
                         if(verbose)
                                 printf(_("Result=OK\n"));
 
                         responses++;
-                        }
+                }
 
                 /* The "source" is either a server or a relay. */
                 /* Save a copy of "source" into "via" even if it's via itself */
@@ -589,7 +583,7 @@ int get_dhcp_offer(int sock){
                         printf(_("DHCPOFFER from IP address %s"),inet_ntoa(source.sin_addr));
                         printf(_(" via %s\n"),inet_ntoa(via.sin_addr));
                         printf("DHCPOFFER XID: %u (0x%X)\n",ntohl(offer_packet.xid),ntohl(offer_packet.xid));
-                        }
+                }
 
                 /* check packet xid to see if its the same as the one we used in the discover packet */
                 if(ntohl(offer_packet.xid)!=packet_xid){
@@ -597,7 +591,7 @@ int get_dhcp_offer(int sock){
                                 printf(_("DHCPOFFER XID (%u) did not match DHCPDISCOVER XID (%u) - ignoring packet\n"),ntohl(offer_packet.xid),packet_xid);
 
                         continue;
-                        }
+                }
 
                 /* check hardware address */
                 result=OK;
@@ -610,7 +604,7 @@ int get_dhcp_offer(int sock){
 
                         if(offer_packet.chaddr[x]!=client_hardware_address[x])
                                 result=ERROR;
-                        }
+                }
                 if(verbose)
                         printf("\n");
 
@@ -619,27 +613,27 @@ int get_dhcp_offer(int sock){
                                 printf(_("DHCPOFFER hardware address did not match our own - ignoring packet\n"));
 
                         continue;
-                        }
+                }
 
                 if(verbose){
                         printf("DHCPOFFER ciaddr: %s\n",inet_ntoa(offer_packet.ciaddr));
                         printf("DHCPOFFER yiaddr: %s\n",inet_ntoa(offer_packet.yiaddr));
                         printf("DHCPOFFER siaddr: %s\n",inet_ntoa(offer_packet.siaddr));
                         printf("DHCPOFFER giaddr: %s\n",inet_ntoa(offer_packet.giaddr));
-                        }
+                }
 
                 add_dhcp_offer(source.sin_addr,&offer_packet);
 
                 valid_responses++;
-                }
+        }
 
         if(verbose){
                 printf(_("Total responses seen on the wire: %d\n"),responses);
                 printf(_("Valid responses for this machine: %d\n"),valid_responses);
-                }
+        }
 
         return OK;
-        }
+}
 
 
 
@@ -656,14 +650,14 @@ int send_dhcp_packet(void *buffer, int buffer_size, int sock, struct sockaddr_in
                 return ERROR;
 
         return OK;
-        }
+}
 
 
 
 /* receives a DHCP packet */
 int receive_dhcp_packet(void *buffer, int buffer_size, int sock, int timeout, struct sockaddr_in *address){
-        struct timeval tv;
-        fd_set readfds;
+        struct timeval tv;
+        fd_set readfds;
         fd_set oobfds;
         int recv_result;
         socklen_t address_size;
@@ -671,88 +665,88 @@ int receive_dhcp_packet(void *buffer, int buffer_size, int sock, int timeout, st
         int nfound;
 
 
-        /* wait for data to arrive (up time timeout) */
-        tv.tv_sec=timeout;
-        tv.tv_usec=0;
-        FD_ZERO(&readfds);
-        FD_ZERO(&oobfds);
-        FD_SET(sock,&readfds);
-        FD_SET(sock,&oobfds);
-        nfound = select(sock+1,&readfds,NULL,&oobfds,&tv);
+        /* wait for data to arrive (up time timeout) */
+        tv.tv_sec=timeout;
+        tv.tv_usec=0;
+        FD_ZERO(&readfds);
+        FD_ZERO(&oobfds);
+        FD_SET(sock,&readfds);
+        FD_SET(sock,&oobfds);
+        nfound = select(sock+1,&readfds,NULL,&oobfds,&tv);
 
-        /* make sure some data has arrived */
-        if(!FD_ISSET(sock,&readfds)){
+        /* make sure some data has arrived */
+        if(!FD_ISSET(sock,&readfds)){
                 if(verbose)
-                        printf(_("No (more) data received (nfound: %d)\n"), nfound);
-                return ERROR;
-                }
+                        printf(_("No (more) data received (nfound: %d)\n"), nfound);
+                return ERROR;
+        }
 
-        else{
+        else{
                 bzero(&source_address,sizeof(source_address));
                 address_size=sizeof(source_address);
-                recv_result=recvfrom(sock,(char *)buffer,buffer_size,0,(struct sockaddr *)&source_address,&address_size);
+                recv_result=recvfrom(sock,(char *)buffer,buffer_size,0,(struct sockaddr *)&source_address,&address_size);
                 if(verbose)
                         printf("recv_result: %d\n",recv_result);
 
-                if(recv_result==-1){
+                if(recv_result==-1){
                         if(verbose){
                                 printf(_("recvfrom() failed, "));
                                 printf("errno: (%d) -> %s\n",errno,strerror(errno));
-                                }
-                        return ERROR;
-                        }
+                        }
+                        return ERROR;
+                }
                 else{
                         if(verbose){
                                 printf(_("receive_dhcp_packet() result: %d\n"),recv_result);
                                 printf(_("receive_dhcp_packet() source: %s\n"),inet_ntoa(source_address.sin_addr));
-                                }
+                        }
 
                         memcpy(address,&source_address,sizeof(source_address));
                         return OK;
-                        }
-                }
+                }
+        }
 
         return OK;
-        }
+}
 
 
 /* creates a socket for DHCP communication */
 int create_dhcp_socket(void){
-        struct sockaddr_in myname;
+        struct sockaddr_in myname;
         struct ifreq interface;
-        int sock;
-        int flag=1;
+        int sock;
+        int flag=1;
 
-        /* Set up the address we're going to bind to. */
+        /* Set up the address we're going to bind to. */
         bzero(&myname,sizeof(myname));
-        myname.sin_family=AF_INET;
-        /* listen to DHCP server port if we're in unicast mode */
-        myname.sin_port = htons(unicast ? DHCP_SERVER_PORT : DHCP_CLIENT_PORT);
-        myname.sin_addr.s_addr = unicast ? my_ip.s_addr : INADDR_ANY;
-        bzero(&myname.sin_zero,sizeof(myname.sin_zero));
+        myname.sin_family=AF_INET;
+        /* listen to DHCP server port if we're in unicast mode */
+        myname.sin_port = htons(unicast ? DHCP_SERVER_PORT : DHCP_CLIENT_PORT);
+        myname.sin_addr.s_addr = unicast ? my_ip.s_addr : INADDR_ANY;
+        bzero(&myname.sin_zero,sizeof(myname.sin_zero));
 
-        /* create a socket for DHCP communications */
+        /* create a socket for DHCP communications */
         sock=socket(AF_INET,SOCK_DGRAM,IPPROTO_UDP);
-        if(sock<0){
+        if(sock<0){
                 printf(_("Error: Could not create socket!\n"));
                 exit(STATE_UNKNOWN);
-                }
+        }
 
         if(verbose)
                 printf("DHCP socket: %d\n",sock);
 
-        /* set the reuse address flag so we don't get errors when restarting */
-        flag=1;
-        if(setsockopt(sock,SOL_SOCKET,SO_REUSEADDR,(char *)&flag,sizeof(flag))<0){
+        /* set the reuse address flag so we don't get errors when restarting */
+        flag=1;
+        if(setsockopt(sock,SOL_SOCKET,SO_REUSEADDR,(char *)&flag,sizeof(flag))<0){
                 printf(_("Error: Could not set reuse address option on DHCP socket!\n"));
                 exit(STATE_UNKNOWN);
-                }
+        }
 
-        /* set the broadcast option - we need this to listen to DHCP broadcast messages */
-        if(!unicast && setsockopt(sock,SOL_SOCKET,SO_BROADCAST,(char *)&flag,sizeof flag)<0){
+        /* set the broadcast option - we need this to listen to DHCP broadcast messages */
+        if(!unicast && setsockopt(sock,SOL_SOCKET,SO_BROADCAST,(char *)&flag,sizeof flag)<0){
                 printf(_("Error: Could not set broadcast option on DHCP socket!\n"));
                 exit(STATE_UNKNOWN);
-                }
+        }
 
         /* bind socket to interface */
 #if defined(__linux__)
@@ -761,21 +755,21 @@ int create_dhcp_socket(void){
         if(setsockopt(sock,SOL_SOCKET,SO_BINDTODEVICE,(char *)&interface,sizeof(interface))<0){
                 printf(_("Error: Could not bind socket to interface %s.  Check your privileges...\n"),network_interface_name);
                 exit(STATE_UNKNOWN);
-                }
+        }
 
 #else
         strncpy(interface.ifr_name,network_interface_name,IFNAMSIZ-1);
         interface.ifr_name[IFNAMSIZ-1]='\0';
 #endif
 
-        /* bind the socket */
-        if(bind(sock,(struct sockaddr *)&myname,sizeof(myname))<0){
+        /* bind the socket */
+        if(bind(sock,(struct sockaddr *)&myname,sizeof(myname))<0){
                 printf(_("Error: Could not bind to DHCP socket (port %d)!  Check your privileges...\n"),DHCP_CLIENT_PORT);
                 exit(STATE_UNKNOWN);
-                }
+        }
 
-        return sock;
-        }
+        return sock;
+}
 
 
 /* closes DHCP socket */
@@ -784,7 +778,7 @@ int close_dhcp_socket(int sock){
         close(sock);
 
         return OK;
-        }
+}
 
 
 /* adds a requested server address to list in memory */
@@ -796,7 +790,7 @@ int add_requested_server(struct in_addr server_address){
                 return ERROR;
 
         new_server->server_address=server_address;
-        new_server->answered=FALSE;
+        new_server->answered=false;
 
         new_server->next=requested_server_list;
         requested_server_list=new_server;
@@ -807,7 +801,7 @@ int add_requested_server(struct in_addr server_address){
                 printf(_("Requested server address: %s\n"),inet_ntoa(new_server->server_address));
 
         return OK;
-        }
+}
 
 
 
@@ -840,29 +834,29 @@ int add_dhcp_offer(struct in_addr source,dhcp_packet *offer_packet){
 
                 /* get option data */
                 switch(option_type){
-                case DHCP_OPTION_LEASE_TIME:
-                        memcpy(&dhcp_lease_time, &offer_packet->options[x],sizeof(dhcp_lease_time));
-                        dhcp_lease_time = ntohl(dhcp_lease_time);
-                        break;
-                case DHCP_OPTION_RENEWAL_TIME:
-                        memcpy(&dhcp_renewal_time, &offer_packet->options[x],sizeof(dhcp_renewal_time));
-                        dhcp_renewal_time = ntohl(dhcp_renewal_time);
-                        break;
-                case DHCP_OPTION_REBINDING_TIME:
-                        memcpy(&dhcp_rebinding_time, &offer_packet->options[x],sizeof(dhcp_rebinding_time));
-                        dhcp_rebinding_time = ntohl(dhcp_rebinding_time);
-                        break;
-                case DHCP_OPTION_SERVER_IDENTIFIER:
-                        memcpy(&serv_ident.s_addr, &offer_packet->options[x],sizeof(serv_ident.s_addr));
-                        break;
-                        }
+                        case DHCP_OPTION_LEASE_TIME:
+                                memcpy(&dhcp_lease_time, &offer_packet->options[x],sizeof(dhcp_lease_time));
+                                dhcp_lease_time = ntohl(dhcp_lease_time);
+                                break;
+                        case DHCP_OPTION_RENEWAL_TIME:
+                                memcpy(&dhcp_renewal_time, &offer_packet->options[x],sizeof(dhcp_renewal_time));
+                                dhcp_renewal_time = ntohl(dhcp_renewal_time);
+                                break;
+                        case DHCP_OPTION_REBINDING_TIME:
+                                memcpy(&dhcp_rebinding_time, &offer_packet->options[x],sizeof(dhcp_rebinding_time));
+                                dhcp_rebinding_time = ntohl(dhcp_rebinding_time);
+                                break;
+                        case DHCP_OPTION_SERVER_IDENTIFIER:
+                                memcpy(&serv_ident.s_addr, &offer_packet->options[x],sizeof(serv_ident.s_addr));
+                                break;
+                }
 
                 /* skip option data we're ignoring */
                 if(option_type==0) /* "pad" option, see RFC 2132 (3.1) */
                         x+=1;
                 else
                         x+=option_length;
-                }
+        }
 
         if(verbose){
                 if(dhcp_lease_time==DHCP_INFINITE_TIME)
@@ -876,7 +870,7 @@ int add_dhcp_offer(struct in_addr source,dhcp_packet *offer_packet){
                 if(dhcp_rebinding_time==DHCP_INFINITE_TIME)
                         printf(_("Rebinding Time: Infinite\n"));
                 printf(_("Rebinding Time: %lu seconds\n"),(unsigned long)dhcp_rebinding_time);
-                }
+        }
 
         new_offer=(dhcp_offer *)malloc(sizeof(dhcp_offer));
 
@@ -905,14 +899,14 @@ int add_dhcp_offer(struct in_addr source,dhcp_packet *offer_packet){
         if(verbose){
                 printf(_("Added offer from server @ %s"),inet_ntoa(new_offer->server_address));
                 printf(_(" of IP address %s\n"),inet_ntoa(new_offer->offered_address));
-                }
+        }
 
         /* add new offer to head of list */
         new_offer->next=dhcp_offer_list;
         dhcp_offer_list=new_offer;
 
         return OK;
-        }
+}
 
 
 /* frees memory allocated to DHCP OFFER list */
@@ -923,10 +917,10 @@ int free_dhcp_offer_list(void){
         for(this_offer=dhcp_offer_list;this_offer!=NULL;this_offer=next_offer){
                 next_offer=this_offer->next;
                 free(this_offer);
-                }
+        }
 
         return OK;
-        }
+}
 
 
 /* frees memory allocated to requested server list */
@@ -937,10 +931,10 @@ int free_requested_server_list(void){
         for(this_server=requested_server_list;this_server!=NULL;this_server=next_server){
                 next_server=this_server->next;
                 free(this_server);
-                }
+        }
 
         return OK;
-        }
+}
 
 
 /* gets state and plugin output to return */
@@ -948,9 +942,9 @@ int get_results(void){
         dhcp_offer *temp_offer;
         requested_server *temp_server;
         int result;
-        u_int32_t max_lease_time=0;
+        uint32_t max_lease_time=0;
 
-        received_requested_address=FALSE;
+        received_requested_address=false;
 
         /* checks responses from requested servers */
         requested_responses=0;
@@ -966,7 +960,7 @@ int get_results(void){
 
                                 /* see if we got the address we requested */
                                 if(!memcmp(&requested_address,&temp_offer->offered_address,sizeof(requested_address)))
-                                        received_requested_address=TRUE;
+                                        received_requested_address=true;
 
                                 /* see if the servers we wanted a response from talked to us or not */
                                 if(!memcmp(&temp_offer->server_address,&temp_server->server_address,sizeof(temp_server->server_address))){
@@ -976,16 +970,16 @@ int get_results(void){
                                                 if(temp_server->answered)
                                                         printf(_(" (duplicate)"));
                                                 printf(_("\n"));
-                                                }
-                                        if(temp_server->answered == FALSE){
+                                        }
+                                        if(!temp_server->answered){
                                                 requested_responses++;
-                                                temp_server->answered=TRUE;
-                                                }
-                                        }
-                                }
-                        }
+                                                temp_server->answered=true;
+                                        }
+                                }
+                        }
+                }
 
-                }
+        }
 
         /* else check and see if we got our requested address from any server */
         else{
@@ -998,9 +992,9 @@ int get_results(void){
 
                         /* see if we got the address we requested */
                         if(!memcmp(&requested_address,&temp_offer->offered_address,sizeof(requested_address)))
-                                received_requested_address=TRUE;
-                        }
-                }
+                                received_requested_address=true;
+                }
+        }
 
         result=STATE_OK;
         if(valid_responses==0)
@@ -1009,7 +1003,7 @@ int get_results(void){
                 result=STATE_CRITICAL;
         else if(requested_responses<requested_servers)
                 result=STATE_WARNING;
-        else if(request_specific_address==TRUE && received_requested_address==FALSE)
+        else if(request_specific_address && !received_requested_address)
                 result=STATE_WARNING;
 
         if(result==0)               /* garrett honeycutt 2005 */
@@ -1025,15 +1019,15 @@ int get_results(void){
         if(dhcp_offer_list==NULL){
                 printf(_("No DHCPOFFERs were received.\n"));
                 return result;
-                }
+        }
 
         printf(_("Received %d DHCPOFFER(s)"),valid_responses);
 
         if(requested_servers>0)
                 printf(_(", %s%d of %d requested servers responded"),((requested_responses<requested_servers) && requested_responses>0)?"only ":"",requested_responses,requested_servers);
 
-        if(request_specific_address==TRUE)
-                printf(_(", requested address (%s) was %soffered"),inet_ntoa(requested_address),(received_requested_address==TRUE)?"":_("not "));
+        if(request_specific_address)
+                printf(_(", requested address (%s) was %soffered"),inet_ntoa(requested_address),(received_requested_address)?"":_("not "));
 
         printf(_(", max lease time = "));
         if(max_lease_time==DHCP_INFINITE_TIME)
@@ -1044,7 +1038,7 @@ int get_results(void){
         printf(".\n");
 
         return result;
-        }
+}
 
 
 /* process command-line arguments */
@@ -1087,71 +1081,71 @@ int call_getopt(int argc, char **argv){
 
                 switch(c){
 
-                case 's': /* DHCP server address */
-                        resolve_host(optarg,&dhcp_ip);
-                        add_requested_server(dhcp_ip);
-                        break;
+                        case 's': /* DHCP server address */
+                                resolve_host(optarg,&dhcp_ip);
+                                add_requested_server(dhcp_ip);
+                                break;
 
-                case 'r': /* address we are requested from DHCP servers */
-                        resolve_host(optarg,&requested_address);
-                        request_specific_address=TRUE;
-                        break;
+                        case 'r': /* address we are requested from DHCP servers */
+                                resolve_host(optarg,&requested_address);
+                                request_specific_address=true;
+                                break;
 
-                case 't': /* timeout */
-
-                        /*
-                        if(is_intnonneg(optarg))
-                        */
-                        if(atoi(optarg)>0)
-                                dhcpoffer_timeout=atoi(optarg);
-                        /*
-                        else
-                                usage("Time interval must be a nonnegative integer\n");
-                        */
-                        break;
+                        case 't': /* timeout */
 
-                case 'm': /* MAC address */
+                                /*
+                                         if(is_intnonneg(optarg))
+                                         */
+                                if(atoi(optarg)>0)
+                                        dhcpoffer_timeout=atoi(optarg);
+                                /*
+                                         else
+                                         usage("Time interval must be a nonnegative integer\n");
+                                         */
+                                break;
 
-                        if((user_specified_mac=mac_aton(optarg)) == NULL)
-                                usage("Cannot parse MAC address.\n");
-                        if(verbose)
-                                print_hardware_address(user_specified_mac);
+                        case 'm': /* MAC address */
 
-                        break;
+                                if((user_specified_mac=mac_aton(optarg)) == NULL)
+                                        usage("Cannot parse MAC address.\n");
+                                if(verbose)
+                                        print_hardware_address(user_specified_mac);
 
-                case 'i': /* interface name */
+                                break;
 
-                        strncpy(network_interface_name,optarg,sizeof(network_interface_name)-1);
-                        network_interface_name[sizeof(network_interface_name)-1]='\x0';
+                        case 'i': /* interface name */
 
-                        break;
+                                strncpy(network_interface_name,optarg,sizeof(network_interface_name)-1);
+                                network_interface_name[sizeof(network_interface_name)-1]='\x0';
 
-                case 'u': /* unicast testing */
-                        unicast=1;
-                        break;
+                                break;
 
-                case 'V': /* version */
-                        print_revision(progname, NP_VERSION);
-                        exit(STATE_UNKNOWN);
+                        case 'u': /* unicast testing */
+                                unicast=1;
+                                break;
 
-                case 'h': /* help */
-                        print_help();
-                        exit(STATE_UNKNOWN);
+                        case 'V': /* version */
+                                print_revision(progname, NP_VERSION);
+                                exit(STATE_UNKNOWN);
 
-                case 'v': /* verbose */
-                        verbose=1;
-                        break;
+                        case 'h': /* help */
+                                print_help();
+                                exit(STATE_UNKNOWN);
 
-                case '?': /* help */
-                        usage5 ();
-                        break;
+                        case 'v': /* verbose */
+                                verbose=1;
+                                break;
 
-                default:
-                        break;
-                        }
-                }
+                        case '?': /* help */
+                                usage5 ();
+                                break;
+
+                        default:
+                                break;
+                }
+        }
         return optind;
-        }
+}
 
 
 int validate_arguments(int argc){
@@ -1178,21 +1172,21 @@ static int get_msg(int fd){
         if(res < 0){
                 if(errno == EINTR){
                         return(GOT_INTR);
-                        }
+                }
                 else{
                         printf("%s\n", "get_msg FAILED.");
                         return(GOT_ERR);
-                        }
                 }
+        }
         if(ctl.len > 0){
                 ret |= GOT_CTRL;
-                }
+        }
         if(dat.len > 0){
                 ret |= GOT_DATA;
-                }
+        }
 
         return(ret);
-        }
+}
 
 /* verify that dl_primitive in ctl_area = prim */
 static int check_ctrl(int prim){
@@ -1201,10 +1195,10 @@ static int check_ctrl(int prim){
         if(err_ack->dl_primitive != prim){
                 printf(_("Error: DLPI stream API failed to get MAC in check_ctrl: %s.\n"), strerror(errno));
                 exit(STATE_UNKNOWN);
-                }
+        }
 
         return 0;
-        }
+}
 
 /* put a control message on a stream */
 static int put_ctrl(int fd, int len, int pri){
@@ -1213,10 +1207,10 @@ static int put_ctrl(int fd, int len, int pri){
         if(putmsg(fd, &ctl, 0, pri) < 0){
                 printf(_("Error: DLPI stream API failed to get MAC in put_ctrl/putmsg(): %s.\n"), strerror(errno));
                 exit(STATE_UNKNOWN);
-                }
+        }
 
         return  0;
-        }
+}
 
 /* put a control + data message on a stream */
 static int put_both(int fd, int clen, int dlen, int pri){
@@ -1226,10 +1220,10 @@ static int put_both(int fd, int clen, int dlen, int pri){
         if(putmsg(fd, &ctl, &dat, pri) < 0){
                 printf(_("Error: DLPI stream API failed to get MAC in put_both/putmsg().\n"), strerror(errno));
                 exit(STATE_UNKNOWN);
-                }
+        }
 
         return  0;
-        }
+}
 
 /* open file descriptor and attach */
 static int dl_open(const char *dev, int unit, int *fd){
@@ -1238,13 +1232,13 @@ static int dl_open(const char *dev, int unit, int *fd){
         if((*fd = open(dev, O_RDWR)) == -1){
                 printf(_("Error: DLPI stream API failed to get MAC in dl_attach_req/open(%s..): %s.\n"), dev, strerror(errno));
                 exit(STATE_UNKNOWN);
-                }
+        }
         attach_req->dl_primitive = DL_ATTACH_REQ;
         attach_req->dl_ppa = unit;
         put_ctrl(*fd, sizeof(dl_attach_req_t), 0);
         get_msg(*fd);
         return check_ctrl(DL_OK_ACK);
-        }
+}
 
 /* send DL_BIND_REQ */
 static int dl_bind(int fd, int sap, u_char *addr){
@@ -1262,12 +1256,12 @@ static int dl_bind(int fd, int sap, u_char *addr){
         if (GOT_ERR == check_ctrl(DL_BIND_ACK)){
                 printf(_("Error: DLPI stream API failed to get MAC in dl_bind/check_ctrl(): %s.\n"), strerror(errno));
                 exit(STATE_UNKNOWN);
-                }
+        }
         bcopy((u_char *)bind_ack + bind_ack->dl_addr_offset, addr,
-              bind_ack->dl_addr_length);
+                        bind_ack->dl_addr_length);
 
         return 0;
-        }
+}
 
 /***********************************************************************
  * interface:
@@ -1286,15 +1280,15 @@ long mac_addr_dlpi( const char *dev, int unit, u_char  *addr){
         u_char mac_addr[25];
 
         if(GOT_ERR != dl_open(dev, unit, &fd)){
-                if(GOT_ERR != dl_bind(fd, INSAP, mac_addr)){
-                        bcopy( mac_addr, addr, 6);
-                        return 0;
-                        }
+                if(GOT_ERR != dl_bind(fd, INSAP, mac_addr)){
+                        bcopy( mac_addr, addr, 6);
+                        return 0;
                 }
-        close(fd);
+        }
+        close(fd);
 
         return -1;
-        }
+}
 
 /* Kompf 2000-2003 */
 #endif
@@ -1311,7 +1305,7 @@ void resolve_host(const char *in,struct in_addr *out){
 
         memcpy(out,&((struct sockaddr_in *)ai->ai_addr)->sin_addr,sizeof(*out));
         freeaddrinfo(ai);
-        }
+}
 
 
 /* parse MAC address string, return 6 bytes (unterminated) or NULL */
@@ -1330,10 +1324,10 @@ unsigned char *mac_aton(const char *string){
                 result[j]=strtol(tmp,(char **)NULL,16);
                 i++;
                 j++;
-                }
+        }
 
         return (j==6) ? result : NULL;
-        }
+}
 
 
 void print_hardware_address(const unsigned char *address){
@@ -1344,7 +1338,7 @@ void print_hardware_address(const unsigned char *address){
                 printf("%2.2x:", address[i]);
         printf("%2.2x", address[i]);
         putchar('\n');
-        }
+}
 
 
 /* print usage help */
@@ -1357,7 +1351,7 @@ void print_help(void){
 
         printf("%s\n", _("This plugin tests the availability of DHCP servers on a network."));
 
-  printf ("\n\n");
+        printf ("\n\n");
 
         print_usage();
 
@@ -1367,32 +1361,29 @@ void print_help(void){
         printf (UT_VERBOSE);
 
         printf (" %s\n", "-s, --serverip=IPADDRESS");
-  printf ("    %s\n", _("IP address of DHCP server that we must hear from"));
-  printf (" %s\n", "-r, --requestedip=IPADDRESS");
-  printf ("    %s\n", _("IP address that should be offered by at least one DHCP server"));
-  printf (" %s\n", "-t, --timeout=INTEGER");
-  printf ("    %s\n", _("Seconds to wait for DHCPOFFER before timeout occurs"));
-  printf (" %s\n", "-i, --interface=STRING");
-  printf ("    %s\n", _("Interface to to use for listening (i.e. eth0)"));
-  printf (" %s\n", "-m, --mac=STRING");
-  printf ("    %s\n", _("MAC address to use in the DHCP request"));
-  printf (" %s\n", "-u, --unicast");
-  printf ("    %s\n", _("Unicast testing: mimic a DHCP relay, requires -s"));
-
-  printf (UT_SUPPORT);
+        printf ("    %s\n", _("IP address of DHCP server that we must hear from"));
+        printf (" %s\n", "-r, --requestedip=IPADDRESS");
+        printf ("    %s\n", _("IP address that should be offered by at least one DHCP server"));
+        printf (" %s\n", "-t, --timeout=INTEGER");
+        printf ("    %s\n", _("Seconds to wait for DHCPOFFER before timeout occurs"));
+        printf (" %s\n", "-i, --interface=STRING");
+        printf ("    %s\n", _("Interface to to use for listening (i.e. eth0)"));
+        printf (" %s\n", "-m, --mac=STRING");
+        printf ("    %s\n", _("MAC address to use in the DHCP request"));
+        printf (" %s\n", "-u, --unicast");
+        printf ("    %s\n", _("Unicast testing: mimic a DHCP relay, requires -s"));
+
+        printf (UT_SUPPORT);
         return;
-        }
+}
 
 
 void
 print_usage(void){
 
-  printf ("%s\n", _("Usage:"));
-  printf (" %s [-v] [-u] [-s serverip] [-r requestedip] [-t timeout]\n",progname);
-  printf ("                  [-i interface] [-m mac]\n");
+        printf ("%s\n", _("Usage:"));
+        printf (" %s [-v] [-u] [-s serverip] [-r requestedip] [-t timeout]\n",progname);
+        printf ("                  [-i interface] [-m mac]\n");
 
         return;
-        }
-
-
-
+}
diff --git a/plugins-root/check_icmp.c b/plugins-root/check_icmp.c
index 1d47e9f..303241d 100644
--- a/plugins-root/check_icmp.c
+++ b/plugins-root/check_icmp.c
@@ -43,7 +43,7 @@ const char *copyright = "2005-2008";
 const char *email = "devel@monitoring-plugins.org";
 
 /** Monitoring Plugins basic includes */
-#include "common.h"
+#include "../plugins/common.h"
 #include "netutils.h"
 #include "utils.h"
 
@@ -109,18 +109,35 @@ typedef struct rta_host {
         unsigned char icmp_type, icmp_code; /* type and code from errors */
         unsigned short flags;        /* control/status flags */
         double rta;                  /* measured RTA */
+        int rta_status;              // check result for RTA checks
         double rtmax;                /* max rtt */
         double rtmin;                /* min rtt */
+        double jitter;               /* measured jitter */
+        int jitter_status;           // check result for Jitter checks
+        double jitter_max;           /* jitter rtt maximum */
+        double jitter_min;           /* jitter rtt minimum */
+        double EffectiveLatency;
+        double mos;                  /* Mean opnion score */
+        int mos_status;              // check result for MOS checks
+        double  score;               /* score */
+        int score_status;            // check result for score checks
+        u_int last_tdiff;
+        u_int last_icmp_seq;         /* Last ICMP_SEQ to check out of order pkts */
         unsigned char pl;            /* measured packet loss */
+        int pl_status;               // check result for packet loss checks
         struct rta_host *next;       /* linked list */
+        int order_status;            // check result for packet order checks
 } rta_host;
 
 #define FLAG_LOST_CAUSE 0x01  /* decidedly dead target. */
 
 /* threshold structure. all values are maximum allowed, exclusive */
 typedef struct threshold {
-        unsigned char pl;    /* max allowed packet loss in percent */
-        unsigned int rta;  /* roundtrip time average, microseconds */
+        unsigned char pl;                       /* max allowed packet loss in percent */
+        unsigned int rta;                       /* roundtrip time average, microseconds */
+        double jitter;  /* jitter time average, microseconds */
+        double mos;                     /* MOS */
+        double score;           /* Score */
 } threshold;
 
 /* the data structure */
@@ -159,6 +176,16 @@ typedef union icmp_packet {
 #define MODE_ALL 2
 #define MODE_ICMP 3
 
+enum enum_threshold_mode {
+        const_rta_mode,
+        const_packet_loss_mode,
+        const_jitter_mode,
+        const_mos_mode,
+        const_score_mode
+};
+
+typedef enum enum_threshold_mode threshold_mode;
+
 /* the different ping types we can do
  * TODO: investigate ARP ping as well */
 #define HAVE_ICMP 1
@@ -188,6 +215,8 @@ static int wait_for_reply(int, u_int);
 static int recvfrom_wto(int, void *, unsigned int, struct sockaddr *, u_int *, struct timeval*);
 static int send_icmp_ping(int, struct rta_host *);
 static int get_threshold(char *str, threshold *th);
+static bool get_threshold2(char *str, size_t length, threshold *, threshold *, threshold_mode mode);
+static bool parse_threshold2_helper(char *s, size_t length, threshold *thr, threshold_mode mode);
 static void run_checks(void);
 static void set_source_ip(char *);
 static int add_target(char *);
@@ -199,13 +228,28 @@ static void finish(int);
 static void crash(const char *, ...);
 
 /** external **/
-extern int optind, opterr, optopt;
+extern int optind;
 extern char *optarg;
 extern char **environ;
 
 /** global variables **/
 static struct rta_host **table, *cursor, *list;
-static threshold crit = {80, 500000}, warn = {40, 200000};
+
+static threshold crit = {
+        .pl = 80,
+        .rta = 500000,
+        .jitter = 0.0,
+        .mos = 0.0,
+        .score = 0.0
+};
+static threshold warn = {
+        .pl = 40,
+        .rta = 200000,
+        .jitter = 0.0,
+        .mos = 0.0,
+        .score = 0.0
+};
+
 static int mode, protocols, sockets, debug = 0, timeout = 10;
 static unsigned short icmp_data_size = DEFAULT_PING_DATA_SIZE;
 static unsigned short icmp_pkt_size = DEFAULT_PING_DATA_SIZE + ICMP_MINLEN;
@@ -224,6 +268,12 @@ static unsigned int warn_down = 1, crit_down = 1; /* host down threshold values
 static int min_hosts_alive = -1;
 float pkt_backoff_factor = 1.5;
 float target_backoff_factor = 1.5;
+bool rta_mode=false;
+bool pl_mode=false;
+bool jitter_mode=false;
+bool score_mode=false;
+bool mos_mode=false;
+bool order_mode=false;
 
 /** code start **/
 static void
@@ -393,12 +443,14 @@ main(int argc, char **argv)
         int icmp_sockerrno, udp_sockerrno, tcp_sockerrno;
         int result;
         struct rta_host *host;
+#ifdef HAVE_SIGACTION
+        struct sigaction sig_action;
+#endif
 #ifdef SO_TIMESTAMP
         int on = 1;
 #endif
         char *source_ip = NULL;
-        char * opts_str = "vhVw:c:n:p:t:H:s:i:b:I:l:m:64";
-
+        char * opts_str = "vhVw:c:n:p:t:H:s:i:b:I:l:m:P:R:J:S:M:O64";
         setlocale (LC_ALL, "");
         bindtextdomain (PACKAGE, LOCALEDIR);
         textdomain (PACKAGE);
@@ -407,7 +459,7 @@ main(int argc, char **argv)
          * that before pointer magic (esp. on network data) */
         icmp_sockerrno = udp_sockerrno = tcp_sockerrno = sockets = 0;
 
-        address_family = -1;
+        address_family = -1;
         int icmp_proto = IPPROTO_ICMP;
 
         /* get calling name the old-fashioned way for portability instead
@@ -422,10 +474,19 @@ main(int argc, char **argv)
         table = NULL;
 
         mode = MODE_RTA;
+        /* Default critical thresholds */
         crit.rta = 500000;
         crit.pl = 80;
+        crit.jitter = 50;
+        crit.mos= 3;
+        crit.score=70;
+        /* Default warning thresholds */
         warn.rta = 200000;
         warn.pl = 40;
+        warn.jitter = 40;
+        warn.mos= 3.5;
+        warn.score=80;
+
         protocols = HAVE_ICMP | HAVE_UDP | HAVE_TCP;
         pkt_interval = 80000;  /* 80 msec packet interval by default */
         packets = 5;
@@ -481,7 +542,8 @@ main(int argc, char **argv)
         /* Reset argument scanning */
         optind = 1;
 
-        unsigned short size;
+        unsigned long size;
+        bool err;
         /* parse the arguments */
         for(i = 1; i < argc; i++) {
                 while((arg = getopt(argc, argv, opts_str)) != EOF) {
@@ -490,7 +552,7 @@ main(int argc, char **argv)
                                 debug++;
                                 break;
                         case 'b':
-                                size = (unsigned short)strtol(optarg,NULL,0);
+                                size = strtol(optarg,NULL,0);
                                 if (size >= (sizeof(struct icmp) + sizeof(struct icmp_ping_data)) &&
                                     size < MAX_PING_DATA) {
                                         icmp_data_size = size;
@@ -545,6 +607,49 @@ main(int argc, char **argv)
                                 print_help ();
                                 exit (STATE_UNKNOWN);
                                 break;
+                        case 'R': /* RTA mode */
+                                err = get_threshold2(optarg, strlen(optarg), &warn, &crit, const_rta_mode);
+                                if (!err) {
+                                                crash("Failed to parse RTA threshold");
+                                }
+
+                                rta_mode=true;
+                                break;
+                        case 'P': /* packet loss mode */
+                                err = get_threshold2(optarg, strlen(optarg), &warn, &crit, const_packet_loss_mode);
+                                if (!err) {
+                                                crash("Failed to parse packet loss threshold");
+                                }
+
+                                pl_mode=true;
+                                break;
+                        case 'J': /* jitter mode */
+                                err = get_threshold2(optarg, strlen(optarg), &warn, &crit, const_jitter_mode);
+                                if (!err) {
+                                                crash("Failed to parse jitter threshold");
+                                }
+
+                                jitter_mode=true;
+                                break;
+                        case 'M': /* MOS mode */
+                                err = get_threshold2(optarg, strlen(optarg), &warn, &crit, const_mos_mode);
+                                if (!err) {
+                                                crash("Failed to parse MOS threshold");
+                                }
+
+                                mos_mode=true;
+                                break;
+                        case 'S': /* score mode */
+                                err = get_threshold2(optarg, strlen(optarg), &warn, &crit, const_score_mode);
+                                if (!err) {
+                                                crash("Failed to parse score threshold");
+                                }
+
+                                score_mode=true;
+                                break;
+                        case 'O': /* out of order mode */
+                                order_mode=true;
+                                break;
                         }
                 }
         }
@@ -565,10 +670,10 @@ main(int argc, char **argv)
                 add_target(*argv);
                 argv++;
         }
+
         if(!targets) {
                 errno = 0;
                 crash("No hosts to check");
-                exit(3);
         }
 
         // add_target might change address_family
@@ -631,11 +736,25 @@ main(int argc, char **argv)
         if(warn.pl > crit.pl) warn.pl = crit.pl;
         if(warn.rta > crit.rta) warn.rta = crit.rta;
         if(warn_down > crit_down) crit_down = warn_down;
-
+        if(warn.jitter > crit.jitter) crit.jitter = warn.jitter;
+        if(warn.mos < crit.mos) warn.mos = crit.mos;
+        if(warn.score < crit.score) warn.score = crit.score;
+
+#ifdef HAVE_SIGACTION
+        sig_action.sa_sigaction = NULL;
+        sig_action.sa_handler = finish;
+        sigfillset(&sig_action.sa_mask);
+        sig_action.sa_flags = SA_NODEFER|SA_RESTART;
+        sigaction(SIGINT, &sig_action, NULL);
+        sigaction(SIGHUP, &sig_action, NULL);
+        sigaction(SIGTERM, &sig_action, NULL);
+        sigaction(SIGALRM, &sig_action, NULL);
+#else /* HAVE_SIGACTION */
         signal(SIGINT, finish);
         signal(SIGHUP, finish);
         signal(SIGTERM, finish);
         signal(SIGALRM, finish);
+#endif /* HAVE_SIGACTION */
         if(debug) printf("Setting alarm timeout to %u seconds\n", timeout);
         alarm(timeout);
 
@@ -685,7 +804,11 @@ main(int argc, char **argv)
         }
 
         host = list;
-        table = (struct rta_host**)malloc(sizeof(struct rta_host **) * targets);
+        table = malloc(sizeof(struct rta_host *) * targets);
+        if(!table) {
+                crash("main(): malloc failed for host table");
+        }
+
         i = 0;
         while(host) {
                 host->id = i*packets;
@@ -772,6 +895,7 @@ wait_for_reply(int sock, u_int t)
         struct icmp_ping_data data;
         struct timeval wait_start, now;
         u_int tdiff, i, per_pkt_wait;
+        double jitter_tmp;
 
         if (!(packet.buf = malloc(icmp_pkt_size))) {
                 crash("send_icmp_ping(): failed to malloc %d bytes for send buffer",
@@ -890,12 +1014,44 @@ wait_for_reply(int sock, u_int t)
 
                 tdiff = get_timevaldiff(&data.stime, &now);
 
+                if (host->last_tdiff>0) {
+                        /* Calculate jitter */
+                        if (host->last_tdiff > tdiff) {
+                                jitter_tmp = host->last_tdiff - tdiff;
+                        } else {
+                                jitter_tmp = tdiff - host->last_tdiff;
+                        }
+
+                        if (host->jitter==0) {
+                                host->jitter=jitter_tmp;
+                                host->jitter_max=jitter_tmp;
+                                host->jitter_min=jitter_tmp;
+                        } else {
+                                host->jitter+=jitter_tmp;
+
+                                if (jitter_tmp < host->jitter_min) {
+                                        host->jitter_min=jitter_tmp;
+                                }
+
+                                if (jitter_tmp > host->jitter_max) {
+                                        host->jitter_max=jitter_tmp;
+                                }
+                        }
+
+                        /* Check if packets in order */
+                        if (host->last_icmp_seq >= packet.icp->icmp_seq)
+                                host->order_status=STATE_CRITICAL;
+                }
+                host->last_tdiff=tdiff;
+
+                host->last_icmp_seq=packet.icp->icmp_seq;
+
                 host->time_waited += tdiff;
                 host->icmp_recv++;
                 icmp_recv++;
-                if (tdiff > host->rtmax)
+                if (tdiff > (unsigned int)host->rtmax)
                         host->rtmax = tdiff;
-                if (tdiff < host->rtmin)
+                if (tdiff < (unsigned int)host->rtmin)
                         host->rtmin = tdiff;
 
                 if(debug) {
@@ -1056,7 +1212,9 @@ recvfrom_wto(int sock, void *buf, unsigned int len, struct sockaddr *saddr,
         int n, ret;
         struct timeval to, then, now;
         fd_set rd, wr;
+#ifdef HAVE_MSGHDR_MSG_CONTROL
         char ans_data[4096];
+#endif // HAVE_MSGHDR_MSG_CONTROL
         struct msghdr hdr;
         struct iovec iov;
 #ifdef SO_TIMESTAMP
@@ -1094,8 +1252,10 @@ recvfrom_wto(int sock, void *buf, unsigned int len, struct sockaddr *saddr,
         hdr.msg_namelen = slen;
         hdr.msg_iov = &iov;
         hdr.msg_iovlen = 1;
+#ifdef HAVE_MSGHDR_MSG_CONTROL
         hdr.msg_control = ans_data;
         hdr.msg_controllen = sizeof(ans_data);
+#endif
 
         ret = recvmsg(sock, &hdr, 0);
 #ifdef SO_TIMESTAMP
@@ -1125,6 +1285,8 @@ finish(int sig)
         {"OK", "WARNING", "CRITICAL", "UNKNOWN", "DEPENDENT"};
         int hosts_ok = 0;
         int hosts_warn = 0;
+        int this_status;
+        double R;
 
         alarm(0);
         if(debug > 1) printf("finish(%d) called\n", sig);
@@ -1140,9 +1302,12 @@ finish(int sig)
         }
 
         /* iterate thrice to calculate values, give output, and print perfparse */
+        status=STATE_OK;
         host = list;
 
         while(host) {
+                this_status = STATE_OK;
+
                 if(!host->icmp_recv) {
                         /* rta 0 is ofcourse not entirely correct, but will still show up
                          * conspicuously as missing entries in perfparse and cacti */
@@ -1151,26 +1316,138 @@ finish(int sig)
                         status = STATE_CRITICAL;
                         /* up the down counter if not already counted */
                         if(!(host->flags & FLAG_LOST_CAUSE) && targets_alive) targets_down++;
-                }
-                else {
+                } else {
                         pl = ((host->icmp_sent - host->icmp_recv) * 100) / host->icmp_sent;
                         rta = (double)host->time_waited / host->icmp_recv;
                 }
+
+                if (host->icmp_recv>1) {
+                        /*
+                         * This algorithm is probably pretty much blindly copied from
+                         * locations like this one: https://www.slac.stanford.edu/comp/net/wan-mon/tutorial.html#mos
+                         * It calculates a MOS value (range of 1 to 5, where 1 is bad and 5 really good).
+                         * According to some quick research MOS originates from the Audio/Video transport network area.
+                         * Whether it can and should be computed from ICMP data, I can not say.
+                         *
+                         * Anyway the basic idea is to map a value "R" with a range of 0-100 to the MOS value
+                         *
+                         * MOS stands likely for Mean Opinion Score ( https://en.wikipedia.org/wiki/Mean_Opinion_Score )
+                         *
+                         * More links:
+                         * - https://confluence.slac.stanford.edu/display/IEPM/MOS
+                         */
+                        host->jitter=(host->jitter / (host->icmp_recv - 1)/1000);
+
+                        /*
+                         * Take the average round trip latency (in milliseconds), add
+                         * round trip jitter, but double the impact to latency
+                         * then add 10 for protocol latencies (in milliseconds).
+                         */
+                        host->EffectiveLatency = (rta/1000) + host->jitter * 2 + 10;
+
+                        if (host->EffectiveLatency < 160) {
+                           R = 93.2 - (host->EffectiveLatency / 40);
+                        } else {
+                           R = 93.2 - ((host->EffectiveLatency - 120) / 10);
+                        }
+
+                        // Now, let us deduct 2.5 R values per percentage of packet loss (i.e. a
+                        // loss of 5% will be entered as 5).
+                        R = R - (pl * 2.5);
+
+                        if (R < 0) {
+                                R = 0;
+                        }
+
+                        host->score = R;
+                        host->mos= 1 + ((0.035) * R) + ((.000007) * R * (R-60) * (100-R));
+                } else {
+                        host->jitter=0;
+                        host->jitter_min=0;
+                        host->jitter_max=0;
+                        host->mos=0;
+                }
+
                 host->pl = pl;
                 host->rta = rta;
-                if(pl >= crit.pl || rta >= crit.rta) {
-                        status = STATE_CRITICAL;
+
+                /* if no new mode selected, use old schema */
+                if (!rta_mode && !pl_mode && !jitter_mode && !score_mode && !mos_mode && !order_mode) {
+                        rta_mode = true;
+                        pl_mode = true;
                 }
-                else if(!status && (pl >= warn.pl || rta >= warn.rta)) {
-                        status = STATE_WARNING;
-                        hosts_warn++;
+
+                /* Check which mode is on and do the warn / Crit stuff */
+                if (rta_mode) {
+                        if(rta >= crit.rta) {
+                                this_status = STATE_CRITICAL;
+                                status = STATE_CRITICAL;
+                                host->rta_status=STATE_CRITICAL;
+                        } else if(status!=STATE_CRITICAL && (rta >= warn.rta)) {
+                                this_status = (this_status <= STATE_WARNING ? STATE_WARNING : this_status);
+                                status = STATE_WARNING;
+                                host->rta_status=STATE_WARNING;
+                        }
+                }
+
+                if (pl_mode) {
+                        if(pl >= crit.pl) {
+                                this_status = STATE_CRITICAL;
+                                status = STATE_CRITICAL;
+                                host->pl_status=STATE_CRITICAL;
+                        } else if(status!=STATE_CRITICAL && (pl >= warn.pl)) {
+                                this_status = (this_status <= STATE_WARNING ? STATE_WARNING : this_status);
+                                status = STATE_WARNING;
+                                host->pl_status=STATE_WARNING;
+                        }
+                }
+
+                if (jitter_mode) {
+                        if(host->jitter >= crit.jitter) {
+                                this_status = STATE_CRITICAL;
+                                status = STATE_CRITICAL;
+                                host->jitter_status=STATE_CRITICAL;
+                        } else if(status!=STATE_CRITICAL && (host->jitter >= warn.jitter)) {
+                                this_status = (this_status <= STATE_WARNING ? STATE_WARNING : this_status);
+                                status = STATE_WARNING;
+                                host->jitter_status=STATE_WARNING;
+                        }
+                }
+
+                if (mos_mode) {
+                        if(host->mos <= crit.mos) {
+                                this_status = STATE_CRITICAL;
+                                status = STATE_CRITICAL;
+                                host->mos_status=STATE_CRITICAL;
+                        } else if(status!=STATE_CRITICAL && (host->mos <= warn.mos)) {
+                                this_status = (this_status <= STATE_WARNING ? STATE_WARNING : this_status);
+                                status = STATE_WARNING;
+                                host->mos_status=STATE_WARNING;
+                        }
+                }
+
+                if (score_mode) {
+                        if(host->score <= crit.score) {
+                                this_status = STATE_CRITICAL;
+                                status = STATE_CRITICAL;
+                                host->score_status=STATE_CRITICAL;
+                        } else if(status!=STATE_CRITICAL && (host->score <= warn.score)) {
+                                this_status = (this_status <= STATE_WARNING ? STATE_WARNING : this_status);
+                                status = STATE_WARNING;
+                                host->score_status=STATE_WARNING;
+                        }
                 }
-                else {
+
+                if (this_status == STATE_WARNING) {
+                        hosts_warn++;
+                } else if (this_status == STATE_OK) {
                         hosts_ok++;
                 }
 
                 host = host->next;
         }
+
+
         /* this is inevitable */
         if(!targets_alive) status = STATE_CRITICAL;
         if(min_hosts_alive > -1) {
@@ -1181,6 +1458,7 @@ finish(int sig)
 
         host = list;
         while(host) {
+
                 if(debug) puts("");
                 if(i) {
                         if(i < targets) printf(" :: ");
@@ -1189,6 +1467,8 @@ finish(int sig)
                 i++;
                 if(!host->icmp_recv) {
                         status = STATE_CRITICAL;
+                        host->rtmin=0;
+                        host->jitter_min=0;
                         if(host->flags & FLAG_LOST_CAUSE) {
                                 char address[INET6_ADDRSTRLEN];
                                 parse_address(&host->error_addr, address, sizeof(address));
@@ -1197,31 +1477,117 @@ finish(int sig)
                                            get_icmp_error_msg(host->icmp_type, host->icmp_code),
                                            address,
                                            100);
-                        }
-                        else { /* not marked as lost cause, so we have no flags for it */
+                        } else { /* not marked as lost cause, so we have no flags for it */
                                 printf("%s: rta nan, lost 100%%", host->name);
                         }
+                } else {        /* !icmp_recv */
+                        printf("%s", host->name);
+                        /* rta text output */
+                        if (rta_mode) {
+                                if (status == STATE_OK)
+                                        printf(" rta %0.3fms", host->rta / 1000);
+                                else if (status==STATE_WARNING && host->rta_status==status)
+                                        printf(" rta %0.3fms > %0.3fms", (float)host->rta / 1000, (float)warn.rta/1000);
+                                else if (status==STATE_CRITICAL && host->rta_status==status)
+                                        printf(" rta %0.3fms > %0.3fms", (float)host->rta / 1000, (float)crit.rta/1000);
+                        }
+                        /* pl text output */
+                        if (pl_mode) {
+                                if (status == STATE_OK)
+                                        printf(" lost %u%%", host->pl);
+                                else if (status==STATE_WARNING && host->pl_status==status)
+                                        printf(" lost %u%% > %u%%", host->pl, warn.pl);
+                                else if (status==STATE_CRITICAL && host->pl_status==status)
+                                        printf(" lost %u%% > %u%%", host->pl, crit.pl);
+                        }
+                        /* jitter text output */
+                        if (jitter_mode) {
+                                if (status == STATE_OK)
+                                        printf(" jitter %0.3fms", (float)host->jitter);
+                                else if (status==STATE_WARNING && host->jitter_status==status)
+                                        printf(" jitter %0.3fms > %0.3fms", (float)host->jitter, warn.jitter);
+                                else if (status==STATE_CRITICAL && host->jitter_status==status)
+                                        printf(" jitter %0.3fms > %0.3fms", (float)host->jitter, crit.jitter);
+                        }
+                        /* mos text output */
+                        if (mos_mode) {
+                                if (status == STATE_OK)
+                                        printf(" MOS %0.1f", (float)host->mos);
+                                else if (status==STATE_WARNING && host->mos_status==status)
+                                        printf(" MOS %0.1f < %0.1f", (float)host->mos, (float)warn.mos);
+                                else if (status==STATE_CRITICAL && host->mos_status==status)
+                                        printf(" MOS %0.1f < %0.1f", (float)host->mos, (float)crit.mos);
+                        }
+                        /* score text output */
+                        if (score_mode) {
+                                if (status == STATE_OK)
+                                        printf(" Score %u", (int)host->score);
+                                else if (status==STATE_WARNING && host->score_status==status )
+                                        printf(" Score %u < %u", (int)host->score, (int)warn.score);
+                                else if (status==STATE_CRITICAL && host->score_status==status )
+                                        printf(" Score %u < %u", (int)host->score, (int)crit.score);
+                        }
+                        /* order statis text output */
+                        if (order_mode) {
+                                if (status == STATE_OK)
+                                        printf(" Packets in order");
+                                else if (status==STATE_CRITICAL && host->order_status==status)
+                                        printf(" Packets out of order");
+                        }
                 }
-                else {  /* !icmp_recv */
-                        printf("%s: rta %0.3fms, lost %u%%",
-                                   host->name, host->rta / 1000, host->pl);
-                }
-
                 host = host->next;
         }
 
         /* iterate once more for pretty perfparse output */
-        printf("|");
+        if (!(!rta_mode && !pl_mode && !jitter_mode && !score_mode && !mos_mode && order_mode)) {
+                        printf("|");
+        }
         i = 0;
         host = list;
         while(host) {
                 if(debug) puts("");
-                printf("%srta=%0.3fms;%0.3f;%0.3f;0; %spl=%u%%;%u;%u;; %srtmax=%0.3fms;;;; %srtmin=%0.3fms;;;; ",
+
+                if (rta_mode && host->pl<100) {
+                        printf("%srta=%0.3fms;%0.3f;%0.3f;0; %srtmax=%0.3fms;;;; %srtmin=%0.3fms;;;; ",
                            (targets > 1) ? host->name : "",
                            host->rta / 1000, (float)warn.rta / 1000, (float)crit.rta / 1000,
-                           (targets > 1) ? host->name : "", host->pl, warn.pl, crit.pl,
                            (targets > 1) ? host->name : "", (float)host->rtmax / 1000,
                            (targets > 1) ? host->name : "", (host->rtmin < INFINITY) ? (float)host->rtmin / 1000 : (float)0);
+                }
+
+                if (pl_mode) {
+                        printf("%spl=%u%%;%u;%u;0;100 ", (targets > 1) ? host->name : "", host->pl, warn.pl, crit.pl);
+                }
+
+                if (jitter_mode && host->pl<100) {
+                        printf("%sjitter_avg=%0.3fms;%0.3f;%0.3f;0; %sjitter_max=%0.3fms;;;; %sjitter_min=%0.3fms;;;; ",
+                                (targets > 1) ? host->name : "",
+                                (float)host->jitter,
+                                (float)warn.jitter,
+                                (float)crit.jitter,
+                                (targets > 1) ? host->name : "",
+                                (float)host->jitter_max / 1000, (targets > 1) ? host->name : "",
+                                (float)host->jitter_min / 1000
+                        );
+                }
+
+                if (mos_mode && host->pl<100) {
+                        printf("%smos=%0.1f;%0.1f;%0.1f;0;5 ",
+                                (targets > 1) ? host->name : "",
+                                (float)host->mos,
+                                (float)warn.mos,
+                                (float)crit.mos
+                        );
+                }
+
+                if (score_mode && host->pl<100) {
+                        printf("%sscore=%u;%u;%u;0;100 ",
+                                (targets > 1) ? host->name : "",
+                                (int)host->score,
+                                (int)warn.score,
+                                (int)crit.score
+                        );
+                }
 
                 host = host->next;
         }
@@ -1312,6 +1678,7 @@ add_target_ip(char *arg, struct sockaddr_storage *in)
         /* set the values. use calling name for output */
         host->name = strdup(arg);
 
+
         /* fill out the sockaddr_storage struct */
         if(address_family == AF_INET) {
                 host_sin = (struct sockaddr_in *)&host->saddr_in;
@@ -1324,7 +1691,22 @@ add_target_ip(char *arg, struct sockaddr_storage *in)
                 memcpy(host_sin6->sin6_addr.s6_addr, sin6->sin6_addr.s6_addr, sizeof host_sin6->sin6_addr.s6_addr);
         }
 
+        /* fill out the sockaddr_in struct */
         host->rtmin = INFINITY;
+        host->rtmax = 0;
+        host->jitter=0;
+        host->jitter_max=0;
+        host->jitter_min=INFINITY;
+        host->last_tdiff=0;
+        host->order_status=STATE_OK;
+        host->last_icmp_seq=0;
+        host->rta_status=0;
+        host->pl_status=0;
+        host->jitter_status=0;
+        host->mos_status=0;
+        host->score_status=0;
+        host->pl_status=0;
+
 
         if(!list) list = cursor = host;
         else cursor->next = host;
@@ -1408,7 +1790,7 @@ add_target(char *arg)
                 }
                 break;
         }
-        freeaddrinfo(res);
+        freeaddrinfo(res);
 
         return 0;
 }
@@ -1472,7 +1854,7 @@ get_timevar(const char *str)
 
         /* unit might be given as ms|m (millisec),
          * us|u (microsec) or just plain s, for seconds */
-        u = p = '\0';
+        p = '\0';
         u = str[len - 1];
         if(len >= 2 && !isdigit((int)str[len - 2])) p = str[len - 2];
         if(p && u == 's') u = p;
@@ -1530,6 +1912,81 @@ get_threshold(char *str, threshold *th)
         return 0;
 }
 
+/*
+ * This functions receives a pointer to a string which should contain a threshold for the
+ * rta, packet_loss, jitter, mos or score mode in the form number,number[m|%]* assigns the
+ * parsed number to the corresponding threshold variable.
+ * @param[in,out] str String containing the given threshold values
+ * @param[in] length strlen(str)
+ * @param[out] warn Pointer to the warn threshold struct to which the values should be assigned
+ * @param[out] crit Pointer to the crit threshold struct to which the values should be assigned
+ * @param[in] mode Determines whether this a threshold for rta, packet_loss, jitter, mos or score (exclusively)
+ */
+static bool get_threshold2(char *str, size_t length, threshold *warn, threshold *crit, threshold_mode mode) {
+        if (!str || !length || !warn || !crit) return false;
+
+
+        // p points to the last char in str
+        char *p = &str[length - 1];
+
+        // first_iteration is bof-stop on stupid libc's
+        bool first_iteration = true;
+
+        while(p != &str[0]) {
+                if( (*p == 'm') || (*p == '%') ) {
+                        *p = '\0';
+                } else if(*p == ',' && !first_iteration) {
+                        *p = '\0';      /* reset it so get_timevar(str) works nicely later */
+
+                        char *start_of_value = p + 1;
+
+                        if (!parse_threshold2_helper(start_of_value, strlen(start_of_value), crit, mode)){
+                                return false;
+                        }
+
+                }
+                first_iteration = false;
+                p--;
+        }
+
+        return parse_threshold2_helper(p, strlen(p), warn, mode);
+}
+
+static bool parse_threshold2_helper(char *s, size_t length, threshold *thr, threshold_mode mode) {
+        char *resultChecker = {0};
+
+        switch (mode) {
+                case const_rta_mode:
+                        thr->rta = strtod(s, &resultChecker) * 1000;
+                        break;
+                case const_packet_loss_mode:
+                        thr->pl = (unsigned char)strtoul(s, &resultChecker, 0);
+                        break;
+                case const_jitter_mode:
+                        thr->jitter = strtod(s, &resultChecker);
+
+                        break;
+                case const_mos_mode:
+                        thr->mos = strtod(s, &resultChecker);
+                        break;
+                case const_score_mode:
+                        thr->score = strtod(s, &resultChecker);
+                        break;
+        }
+
+        if (resultChecker == s) {
+                // Failed to parse
+                return false;
+        }
+
+        if (resultChecker != (s + length)) {
+                // Trailing symbols
+                return false;
+        }
+
+        return true;
+}
+
 unsigned short
 icmp_checksum(uint16_t *p, size_t n)
 {
@@ -1555,74 +2012,91 @@ icmp_checksum(uint16_t *p, size_t n)
 void
 print_help(void)
 {
-
-  /*print_revision (progname);*/ /* FIXME: Why? */
-
-  printf ("Copyright (c) 2005 Andreas Ericsson <ae@op5.se>\n");
-  printf (COPYRIGHT, copyright, email);
-
-  printf ("\n\n");
-
-  print_usage ();
-
-  printf (UT_HELP_VRSN);
-  printf (UT_EXTRA_OPTS);
-
-  printf (" %s\n", "-H");
-  printf ("    %s\n", _("specify a target"));
-  printf (" %s\n", "[-4|-6]");
-  printf ("    %s\n", _("Use IPv4 (default) or IPv6 to communicate with the targets"));
-  printf (" %s\n", "-w");
-  printf ("    %s", _("warning threshold (currently "));
-  printf ("%0.3fms,%u%%)\n", (float)warn.rta / 1000, warn.pl);
-  printf (" %s\n", "-c");
-  printf ("    %s", _("critical threshold (currently "));
-  printf ("%0.3fms,%u%%)\n", (float)crit.rta / 1000, crit.pl);
-  printf (" %s\n", "-s");
-  printf ("    %s\n", _("specify a source IP address or device name"));
-  printf (" %s\n", "-n");
-  printf ("    %s", _("number of packets to send (currently "));
-  printf ("%u)\n",packets);
-  printf (" %s\n", "-i");
-  printf ("    %s", _("max packet interval (currently "));
-  printf ("%0.3fms)\n",(float)pkt_interval / 1000);
-  printf (" %s\n", "-I");
-  printf ("    %s", _("max target interval (currently "));
-  printf ("%0.3fms)\n", (float)target_interval / 1000);
-  printf (" %s\n", "-m");
-  printf ("    %s",_("number of alive hosts required for success"));
-  printf ("\n");
-  printf (" %s\n", "-l");
-  printf ("    %s", _("TTL on outgoing packets (currently "));
-  printf ("%u)\n", ttl);
-  printf (" %s\n", "-t");
-  printf ("    %s",_("timeout value (seconds, currently  "));
-  printf ("%u)\n", timeout);
-  printf (" %s\n", "-b");
-  printf ("    %s\n", _("Number of icmp data bytes to send"));
-  printf ("    %s %u + %d)\n", _("Packet size will be data bytes + icmp header (currently"),icmp_data_size, ICMP_MINLEN);
-  printf (" %s\n", "-v");
-  printf ("    %s\n", _("verbose"));
-
-  printf ("\n");
-  printf ("%s\n", _("Notes:"));
-  printf (" %s\n", _("The -H switch is optional. Naming a host (or several) to check is not."));
-  printf ("\n");
-  printf (" %s\n", _("Threshold format for -w and -c is 200.25,60% for 200.25 msec RTA and 60%"));
-  printf (" %s\n", _("packet loss.  The default values should work well for most users."));
-  printf (" %s\n", _("You can specify different RTA factors using the standardized abbreviations"));
-  printf (" %s\n", _("us (microseconds), ms (milliseconds, default) or just plain s for seconds."));
-/* -d not yet implemented */
-/*  printf ("%s\n", _("Threshold format for -d is warn,crit.  12,14 means WARNING if >= 12 hops"));
-  printf ("%s\n", _("are spent and CRITICAL if >= 14 hops are spent."));
-  printf ("%s\n\n", _("NOTE: Some systems decrease TTL when forming ICMP_ECHOREPLY, others do not."));*/
-  printf ("\n");
-  printf (" %s\n", _("The -v switch can be specified several times for increased verbosity."));
-/*  printf ("%s\n", _("Long options are currently unsupported."));
-  printf ("%s\n", _("Options marked with * require an argument"));
-*/
-
-  printf (UT_SUPPORT);
+        /*print_revision (progname);*/ /* FIXME: Why? */
+        printf ("Copyright (c) 2005 Andreas Ericsson <ae@op5.se>\n");
+
+        printf (COPYRIGHT, copyright, email);
+
+        printf ("\n\n");
+
+        print_usage ();
+
+        printf (UT_HELP_VRSN);
+        printf (UT_EXTRA_OPTS);
+
+        printf (" %s\n", "-H");
+        printf ("    %s\n", _("specify a target"));
+        printf (" %s\n", "[-4|-6]");
+        printf ("    %s\n", _("Use IPv4 (default) or IPv6 to communicate with the targets"));
+        printf (" %s\n", "-w");
+        printf ("    %s", _("warning threshold (currently "));
+        printf ("%0.3fms,%u%%)\n", (float)warn.rta / 1000, warn.pl);
+        printf (" %s\n", "-c");
+        printf ("    %s", _("critical threshold (currently "));
+        printf ("%0.3fms,%u%%)\n", (float)crit.rta / 1000, crit.pl);
+
+        printf (" %s\n", "-R");
+        printf ("    %s\n", _("RTA, round trip average,  mode  warning,critical, ex. 100ms,200ms unit in ms"));
+        printf (" %s\n", "-P");
+        printf ("    %s\n", _("packet loss mode, ex. 40%,50% , unit in %"));
+        printf (" %s\n", "-J");
+        printf ("    %s\n", _("jitter mode  warning,critical, ex. 40.000ms,50.000ms , unit in ms "));
+        printf (" %s\n", "-M");
+        printf ("    %s\n", _("MOS mode, between 0 and 4.4  warning,critical, ex. 3.5,3.0"));
+        printf (" %s\n", "-S");
+        printf ("    %s\n", _("score  mode, max value 100  warning,critical, ex. 80,70 "));
+        printf (" %s\n", "-O");
+        printf ("    %s\n", _("detect out of order ICMP packts "));
+        printf (" %s\n", "-H");
+        printf ("    %s\n", _("specify a target"));
+        printf (" %s\n", "-s");
+        printf ("    %s\n", _("specify a source IP address or device name"));
+        printf (" %s\n", "-n");
+        printf ("    %s", _("number of packets to send (currently "));
+        printf ("%u)\n",packets);
+        printf (" %s\n", "-p");
+        printf ("    %s", _("number of packets to send (currently "));
+        printf ("%u)\n",packets);
+        printf (" %s\n", "-i");
+        printf ("    %s", _("max packet interval (currently "));
+        printf ("%0.3fms)\n",(float)pkt_interval / 1000);
+        printf (" %s\n", "-I");
+        printf ("    %s", _("max target interval (currently "));
+        printf ("%0.3fms)\n", (float)target_interval / 1000);
+        printf (" %s\n", "-m");
+        printf ("    %s",_("number of alive hosts required for success"));
+        printf ("\n");
+        printf (" %s\n", "-l");
+        printf ("    %s", _("TTL on outgoing packets (currently "));
+        printf ("%u)\n", ttl);
+        printf (" %s\n", "-t");
+        printf ("    %s",_("timeout value (seconds, currently  "));
+        printf ("%u)\n", timeout);
+        printf (" %s\n", "-b");
+        printf ("    %s\n", _("Number of icmp data bytes to send"));
+        printf ("    %s %u + %d)\n", _("Packet size will be data bytes + icmp header (currently"),icmp_data_size, ICMP_MINLEN);
+        printf (" %s\n", "-v");
+        printf ("    %s\n", _("verbose"));
+        printf ("\n");
+        printf ("%s\n", _("Notes:"));
+        printf (" %s\n", _("If none of R,P,J,M,S or O is specified, default behavior is -R -P"));
+        printf (" %s\n", _("The -H switch is optional. Naming a host (or several) to check is not."));
+        printf ("\n");
+        printf (" %s\n", _("Threshold format for -w and -c is 200.25,60% for 200.25 msec RTA and 60%"));
+        printf (" %s\n", _("packet loss.  The default values should work well for most users."));
+        printf (" %s\n", _("You can specify different RTA factors using the standardized abbreviations"));
+        printf (" %s\n", _("us (microseconds), ms (milliseconds, default) or just plain s for seconds."));
+        /* -d not yet implemented */
+        /*  printf ("%s\n", _("Threshold format for -d is warn,crit.  12,14 means WARNING if >= 12 hops"));
+                        printf ("%s\n", _("are spent and CRITICAL if >= 14 hops are spent."));
+                        printf ("%s\n\n", _("NOTE: Some systems decrease TTL when forming ICMP_ECHOREPLY, others do not."));*/
+        printf ("\n");
+        printf (" %s\n", _("The -v switch can be specified several times for increased verbosity."));
+        /*  printf ("%s\n", _("Long options are currently unsupported."));
+                        printf ("%s\n", _("Options marked with * require an argument"));
+                        */
+
+        printf (UT_SUPPORT);
 }
 
 
@@ -1630,6 +2104,6 @@ print_help(void)
 void
 print_usage (void)
 {
-  printf ("%s\n", _("Usage:"));
-  printf(" %s [options] [-H] host1 host2 hostN\n", progname);
+        printf ("%s\n", _("Usage:"));
+        printf(" %s [options] [-H] host1 host2 hostN\n", progname);
 }
diff --git a/plugins-root/t/check_icmp.t b/plugins-root/t/check_icmp.t
index 96addd3..4f9db86 100644
--- a/plugins-root/t/check_icmp.t
+++ b/plugins-root/t/check_icmp.t
@@ -12,14 +12,14 @@ my $allow_sudo = getTestParameter( "NP_ALLOW_SUDO",
         "no" );
 
 if ($allow_sudo eq "yes" or $> == 0) {
-        plan tests => 20;
+        plan tests => 39;
 } else {
         plan skip_all => "Need sudo to test check_icmp";
 }
 my $sudo = $> == 0 ? '' : 'sudo';
 
-my $successOutput = '/OK - .*?: rta (?:[\d\.]+ms)|(?:nan), lost \d+%/';
-my $failureOutput = '/(WARNING|CRITICAL) - .*?: rta [\d\.]+ms, lost \d%/';
+my $successOutput = '/OK - .*? rta (?:[\d\.]+ms)|(?:nan), lost \d+%/';
+my $failureOutput = '/(WARNING|CRITICAL) - .*? rta (?:[\d\.]+ms > [\d\.]+ms|nan)/';
 
 my $host_responsive    = getTestParameter( "NP_HOST_RESPONSIVE",
                                 "The hostname of system responsive to network requests",
@@ -54,7 +54,7 @@ is( $res->return_code, 2, "Syntax ok, with forced critical" );
 like( $res->output, $failureOutput, "Output OK" );
 
 $res = NPTest->testCmd(
-        "$sudo ./check_icmp -H $host_nonresponsive -w 10000ms,100% -c 10000ms,100%"
+        "$sudo ./check_icmp -H $host_nonresponsive -w 10000ms,100% -c 10000ms,100% -t 2"
         );
 is( $res->return_code, 2, "Timeout - host nonresponsive" );
 like( $res->output, '/100%/', "Error contains '100%' string (for 100% packet loss)" );
@@ -66,13 +66,13 @@ is( $res->return_code, 3, "No hostname" );
 like( $res->output, '/No hosts to check/', "Output with appropriate error message");
 
 $res = NPTest->testCmd(
-        "$sudo ./check_icmp -H $host_nonresponsive -w 10000ms,100% -c 10000ms,100% -n 1 -m 0"
+        "$sudo ./check_icmp -H $host_nonresponsive -w 10000ms,100% -c 10000ms,100% -n 1 -m 0 -t 2"
         );
 is( $res->return_code, 0, "One host nonresponsive - zero required" );
 like( $res->output, $successOutput, "Output OK" );
 
 $res = NPTest->testCmd(
-        "$sudo ./check_icmp -H $host_responsive -H $host_nonresponsive -w 10000ms,100% -c 10000ms,100% -n 1 -m 1"
+        "$sudo ./check_icmp -H $host_responsive -H $host_nonresponsive -w 10000ms,100% -c 10000ms,100% -n 1 -m 1 -t 2"
         );
 is( $res->return_code, 0, "One of two host nonresponsive - one required" );
 like( $res->output, $successOutput, "Output OK" );
@@ -94,3 +94,49 @@ $res = NPTest->testCmd(
         );
 is( $res->return_code, 0, "Try max packet size" );
 like( $res->output, $successOutput, "Output OK - Didn't overflow" );
+
+$res = NPTest->testCmd(
+        "$sudo ./check_icmp -H $host_responsive -R 100,100 -n 1 -t 2"
+        );
+is( $res->return_code, 0, "rta works" );
+like( $res->output, $successOutput, "Output OK" );
+$res = NPTest->testCmd(
+        "$sudo ./check_icmp -H $host_responsive -P 80,90 -n 1 -t 2"
+        );
+is( $res->return_code, 0, "pl works" );
+like( $res->output, '/lost 0%/', "Output OK" );
+
+$res = NPTest->testCmd(
+        "$sudo ./check_icmp -H $host_responsive -J 80,90 -t 2"
+        );
+is( $res->return_code, 0, "jitter works" );
+like( $res->output, '/jitter \d/', "Output OK" );
+
+$res = NPTest->testCmd(
+        "$sudo ./check_icmp -H $host_responsive -M 4,3 -t 2"
+        );
+is( $res->return_code, 0, "mos works" );
+like( $res->output, '/MOS \d/', "Output OK" );
+
+$res = NPTest->testCmd(
+        "$sudo ./check_icmp -H $host_responsive -S 80,70 -t 2"
+        );
+is( $res->return_code, 0, "score works" );
+like( $res->output, '/Score \d/', "Output OK" );
+
+$res = NPTest->testCmd(
+        "$sudo ./check_icmp -H $host_responsive -O -t 2"
+        );
+is( $res->return_code, 0, "order works" );
+like( $res->output, '/Packets in order/', "Output OK" );
+
+$res = NPTest->testCmd(
+        "$sudo ./check_icmp -H $host_responsive -O -S 80,70 -M 4,3 -J 80,90 -P 80,90 -R 100,100 -t 2"
+        );
+is( $res->return_code, 0, "order works" );
+like( $res->output, '/Packets in order/', "Output OK" );
+like( $res->output, '/Score \d/', "Output OK" );
+like( $res->output, '/MOS \d/', "Output OK" );
+like( $res->output, '/jitter \d/', "Output OK" );
+like( $res->output, '/lost 0%/', "Output OK" );
+like( $res->output, $successOutput, "Output OK" );
diff --git a/plugins-scripts/check_disk_smb.pl b/plugins-scripts/check_disk_smb.pl
index f4d33a7..eda8dd4 100644
--- a/plugins-scripts/check_disk_smb.pl
+++ b/plugins-scripts/check_disk_smb.pl
@@ -226,7 +226,8 @@ if (/\s*(\d*) blocks of size (\d*)\. (\d*) blocks available/) {
         my ($total_bytes) = $1 * $2;
         my ($occupied_bytes) = $1 * $2 - $avail_bytes;
         my ($avail) = $avail_bytes/1024;
-        my ($capper) = int(($3/$1)*100);
+        my ($capper);
+        if ($1!=0) { $capper = int(($3/$1)*100) } else { $capper=100 };
         my ($mountpt) = "\\\\$host\\$share";
 
         # TODO : why is the kB the standard unit for args ?
diff --git a/plugins-scripts/check_ircd.pl b/plugins-scripts/check_ircd.pl
index 84f2022..4822fe6 100755
--- a/plugins-scripts/check_ircd.pl
+++ b/plugins-scripts/check_ircd.pl
@@ -146,7 +146,6 @@ sub bindRemote ($$)
 {
         my ($in_remotehost, $in_remoteport) = @_;
         my $proto = getprotobyname('tcp');
-        my $sockaddr;
         my $that;
         my ($name, $aliases,$type,$len,$thataddr) = gethostbyname($in_remotehost);
 
@@ -154,8 +153,7 @@ sub bindRemote ($$)
             print "IRCD UNKNOWN: Could not start socket ($!)\n";
             exit $ERRORS{"UNKNOWN"};
         }
-        $sockaddr = 'S n a4 x8';
-        $that = pack($sockaddr, AF_INET, $in_remoteport, $thataddr);
+        $that = pack_sockaddr_in ($in_remoteport, $thataddr);
         if (!connect(ClientSocket, $that)) { 
             print "IRCD UNKNOWN: Could not connect socket ($!)\n";
             exit $ERRORS{"UNKNOWN"};
diff --git a/plugins/check_disk.c b/plugins/check_disk.c
index 05e5502..2f066c7 100644
--- a/plugins/check_disk.c
+++ b/plugins/check_disk.c
@@ -93,11 +93,11 @@ static int stat_remote_fs = 0;
 
 /* Linked list of filesystem types to omit.
    If the list is empty, don't exclude any types.  */
-static struct name_list *fs_exclude_list;
+static struct regex_list *fs_exclude_list = NULL;
 
 /* Linked list of filesystem types to check.
    If the list is empty, include all types.  */
-static struct name_list *fs_include_list;
+static struct regex_list *fs_include_list;
 
 static struct name_list *dp_exclude_list;
 
@@ -300,7 +300,7 @@ main (int argc, char **argv)
       } else if (me->me_dummy && !show_all_fs) {
         continue;
       /* Skip excluded fstypes */
-      } else if (fs_exclude_list && np_find_name (fs_exclude_list, me->me_type)) {
+      } else if (fs_exclude_list && np_find_regmatch (fs_exclude_list, me->me_type)) {
         continue;
       /* Skip excluded fs's */
       } else if (dp_exclude_list &&
@@ -308,7 +308,7 @@ main (int argc, char **argv)
                 np_find_name (dp_exclude_list, me->me_mountdir))) {
         continue;
       /* Skip not included fstypes */
-      } else if (fs_include_list && !np_find_name (fs_include_list, me->me_type)) {
+      } else if (fs_include_list && !np_find_regmatch(fs_include_list, me->me_type)) {
         continue;
       }
     }
@@ -543,7 +543,7 @@ process_arguments (int argc, char **argv)
   if (argc < 2)
     return ERROR;
 
-  np_add_name(&fs_exclude_list, "iso9660");
+  np_add_regex(&fs_exclude_list, "iso9660", REG_EXTENDED);
 
   for (c = 1; c < argc; c++)
     if (strcmp ("-to", argv[c]) == 0)
@@ -716,10 +716,18 @@ process_arguments (int argc, char **argv)
       np_add_name(&dp_exclude_list, optarg);
       break;
     case 'X':                 /* exclude file system type */
-      np_add_name(&fs_exclude_list, optarg);
+      err = np_add_regex(&fs_exclude_list, optarg, REG_EXTENDED);
+      if (err != 0) {
+        regerror (err, &fs_exclude_list->regex, errbuf, MAX_INPUT_BUFFER);
+        die (STATE_UNKNOWN, "DISK %s: %s - %s\n",_("UNKNOWN"), _("Could not compile regular expression"), errbuf);
+      }
       break;
     case 'N':                 /* include file system type */
-      np_add_name(&fs_include_list, optarg);
+      err = np_add_regex(&fs_include_list, optarg, REG_EXTENDED);
+      if (err != 0) {
+        regerror (err, &fs_exclude_list->regex, errbuf, MAX_INPUT_BUFFER);
+        die (STATE_UNKNOWN, "DISK %s: %s - %s\n",_("UNKNOWN"), _("Could not compile regular expression"), errbuf);
+      }
       break;
     case 'v':                 /* verbose */
       verbose++;
@@ -798,7 +806,7 @@ process_arguments (int argc, char **argv)
              crit_freespace_percent || warn_usedspace_units || crit_usedspace_units ||
              warn_usedspace_percent || crit_usedspace_percent || warn_usedinodes_percent ||
              crit_usedinodes_percent || warn_freeinodes_percent || crit_freeinodes_percent )) {
-        die (STATE_UNKNOWN, "DISK %s: %s", _("UNKNOWN"), _("Must set a threshold value before using -r/-R\n"));
+        die (STATE_UNKNOWN, "DISK %s: %s", _("UNKNOWN"), _("Must set a threshold value before using -r/-R/-A (--ereg-path/--eregi-path/--all)\n"));
       }
 
       err = regcomp(&re, optarg, cflags);
@@ -1003,18 +1011,26 @@ print_help (void)
   printf (" %s\n", "-u, --units=STRING");
   printf ("    %s\n", _("Choose bytes, kB, MB, GB, TB (default: MB)"));
   printf (UT_VERBOSE);
-  printf (" %s\n", "-X, --exclude-type=TYPE");
-  printf ("    %s\n", _("Ignore all filesystems of indicated type (may be repeated)"));
-  printf (" %s\n", "-N, --include-type=TYPE");
-  printf ("    %s\n", _("Check only filesystems of indicated type (may be repeated)"));
+  printf (" %s\n", "-X, --exclude-type=TYPE_REGEX");
+  printf ("    %s\n", _("Ignore all filesystems of types matching given regex(7) (may be repeated)"));
+  printf (" %s\n", "-N, --include-type=TYPE_REGEX");
+  printf ("    %s\n", _("Check only filesystems where the type matches this given regex(7) (may be repeated)"));
+
+  printf ("\n");
+  printf ("%s\n", _("General usage hints:"));
+  printf (" %s\n", _("- Arguments are positional! \"-w 5 -c 1 -p /foo -w6 -c2 -p /bar\" is not the same as"));
+  printf ("   %s\n", _("\"-w 5 -c 1 -p /bar w6 -c2 -p /foo\"."));
+  printf (" %s\n", _("- The syntax is broadly: \"{thresholds a} {paths a} -C {thresholds b} {thresholds b} ...\""));
+
+
 
   printf ("\n");
   printf ("%s\n", _("Examples:"));
   printf (" %s\n", "check_disk -w 10% -c 5% -p /tmp -p /var -C -w 100000 -c 50000 -p /");
-  printf ("    %s\n", _("Checks /tmp and /var at 10% and 5%, and / at 100MB and 50MB"));
+  printf ("    %s\n\n", _("Checks /tmp and /var at 10% and 5%, and / at 100MB and 50MB"));
   printf (" %s\n", "check_disk -w 100 -c 50 -C -w 1000 -c 500 -g sidDATA -r '^/oracle/SID/data.*$'");
   printf ("    %s\n", _("Checks all filesystems not matching -r at 100M and 50M. The fs matching the -r regex"));
-  printf ("    %s\n", _("are grouped which means the freespace thresholds are applied to all disks together"));
+  printf ("    %s\n\n", _("are grouped which means the freespace thresholds are applied to all disks together"));
   printf (" %s\n", "check_disk -w 100 -c 50 -C -w 1000 -c 500 -p /foo -C -w 5% -c 3% -p /bar");
   printf ("    %s\n", _("Checks /foo for 1000M/500M and /bar for 5/3%. All remaining volumes use 100M/50M"));
 
@@ -1027,9 +1043,9 @@ void
 print_usage (void)
 {
   printf ("%s\n", _("Usage:"));
-  printf (" %s {-w absolute_limit |-w  percentage_limit% | -W inode_percentage_limit } {-c absolute_limit|-c percentage_limit% | -K inode_percentage_limit } {-p path | -x device}\n", progname);
+  printf (" %s {-w absolute_limit |-w  percentage_limit%% | -W inode_percentage_limit } {-c absolute_limit|-c percentage_limit%% | -K inode_percentage_limit } {-p path | -x device}\n", progname);
   printf ("[-C] [-E] [-e] [-f] [-g group ] [-k] [-l] [-M] [-m] [-R path ] [-r path ]\n");
-  printf ("[-t timeout] [-u unit] [-v] [-X type] [-N type]\n");
+  printf ("[-t timeout] [-u unit] [-v] [-X type_regex] [-N type]\n");
 }
 
 bool
diff --git a/plugins/check_mysql.c b/plugins/check_mysql.c
index 91e150f..7d85554 100644
--- a/plugins/check_mysql.c
+++ b/plugins/check_mysql.c
@@ -34,7 +34,7 @@ const char *progname = "check_mysql";
 const char *copyright = "1999-2011";
 const char *email = "devel@monitoring-plugins.org";
 
-#define SLAVERESULTSIZE 70
+#define SLAVERESULTSIZE 96
 
 #include "common.h"
 #include "utils.h"
@@ -89,6 +89,8 @@ static const char *metric_counter[LENGTH_METRIC_COUNTER] = {
         "Uptime"
 };
 
+#define MYSQLDUMP_THREADS_QUERY "SELECT COUNT(1) mysqldumpThreads FROM information_schema.processlist WHERE info LIKE 'SELECT /*!40001 SQL_NO_CACHE */%'"
+
 thresholds *my_threshold = NULL;
 
 int process_arguments (int, char **);
@@ -108,7 +110,7 @@ main (int argc, char **argv)
 
         char *result = NULL;
         char *error = NULL;
-        char slaveresult[SLAVERESULTSIZE];
+        char slaveresult[SLAVERESULTSIZE] = { 0 };
         char* perf;
 
         perf = strdup ("");
@@ -278,11 +280,30 @@ main (int argc, char **argv)
                         /* Save slave status in slaveresult */
                         snprintf (slaveresult, SLAVERESULTSIZE, "Slave IO: %s Slave SQL: %s Seconds Behind Master: %s", row[slave_io_field], row[slave_sql_field], seconds_behind_field!=-1?row[seconds_behind_field]:"Unknown");
 
-                        /* Raise critical error if SQL THREAD or IO THREAD are stopped */
+                        /* Raise critical error if SQL THREAD or IO THREAD are stopped, but only if there are no mysqldump threads running */
                         if (strcmp (row[slave_io_field], "Yes") != 0 || strcmp (row[slave_sql_field], "Yes") != 0) {
-                                mysql_free_result (res);
-                                mysql_close (&mysql);
-                                die (STATE_CRITICAL, "%s\n", slaveresult);
+                                MYSQL_RES *res_mysqldump;
+                                MYSQL_ROW row_mysqldump;
+                                unsigned int mysqldump_threads = 0;
+
+                                if (mysql_query (&mysql, MYSQLDUMP_THREADS_QUERY) == 0) {
+                                        /* store the result */
+                                        if ( (res_mysqldump = mysql_store_result (&mysql)) != NULL) {
+                                                if (mysql_num_rows(res_mysqldump) == 1) {
+                                                        if ( (row_mysqldump = mysql_fetch_row (res_mysqldump)) != NULL) {
+                                                                mysqldump_threads = atoi(row_mysqldump[0]);
+                                                        }
+                                                }
+                                                /* free the result */
+                                                mysql_free_result (res_mysqldump);
+                                        }
+                                        mysql_close (&mysql);
+                                }
+                                if (mysqldump_threads == 0) {
+                                        die (STATE_CRITICAL, "%s\n", slaveresult);
+                                } else {
+                                        strncat(slaveresult, " Mysqldump: in progress", SLAVERESULTSIZE-1);
+                                }
                         }
 
                         if (verbose >=3) {
@@ -294,7 +315,7 @@ main (int argc, char **argv)
                         }
 
                         /* Check Seconds Behind against threshold */
-                        if ((seconds_behind_field != -1) && (strcmp (row[seconds_behind_field], "NULL") != 0)) {
+                        if ((seconds_behind_field != -1) && (row[seconds_behind_field] != NULL && strcmp (row[seconds_behind_field], "NULL") != 0)) {
                                 double value = atof(row[seconds_behind_field]);
                                 int status;
 
diff --git a/plugins/check_ntp.c b/plugins/check_ntp.c
index 3614650..99537c8 100644
--- a/plugins/check_ntp.c
+++ b/plugins/check_ntp.c
@@ -486,7 +486,7 @@ double offset_request(const char *host, int *status){
         }
 
         /* cleanup */
-        /* FIXME: Not closing the socket to avoid re-use of the local port
+        /* FIXME: Not closing the socket to avoid reuse of the local port
          * which can cause old NTP packets to be read instead of NTP control
          * packets in jitter_request(). THERE MUST BE ANOTHER WAY...
          * for(j=0; j<num_hosts; j++){ close(socklist[j]); } */
diff --git a/plugins/check_snmp.c b/plugins/check_snmp.c
index 2acada2..56a586a 100644
--- a/plugins/check_snmp.c
+++ b/plugins/check_snmp.c
@@ -159,6 +159,7 @@ int perf_labels = 1;
 char* ip_version = "";
 double multiplier = 1.0;
 char *fmtstr = "";
+bool fmtstr_set = false;
 char buffer[DEFAULT_BUFFER_SIZE];
 bool ignore_mib_parsing_errors = false;
 
@@ -437,7 +438,8 @@ main (int argc, char **argv)
                 }
                 else if (strstr (response, "INTEGER: ")) {
                         show = multiply (strstr (response, "INTEGER: ") + 9);
-                        if (fmtstr != "") {
+
+                        if (fmtstr_set) {
                                 conv = fmtstr;
                         }
                 }
@@ -611,8 +613,9 @@ main (int argc, char **argv)
                         len = sizeof(perfstr)-strlen(perfstr)-1;
                         strncat(perfstr, show, len>ptr-show ? ptr-show : len);
 
-                        if (type)
+                        if (strcmp(type, "") != 0) {
                                 strncat(perfstr, type, sizeof(perfstr)-strlen(perfstr)-1);
+                        }
 
                         if (warning_thresholds) {
                                 strncat(perfstr, ";", sizeof(perfstr)-strlen(perfstr)-1);
@@ -988,6 +991,7 @@ process_arguments (int argc, char **argv)
                 case 'f':
                         if (multiplier != 1.0) {
                                 fmtstr=optarg;
+                                fmtstr_set = true;
                         }
                         break;
                 case L_IGNORE_MIB_PARSING_ERRORS:
@@ -1204,7 +1208,7 @@ multiply (char *str)
         if(verbose>2)
                 printf("    multiply extracted double: %f\n", val);
         val *= multiplier;
-        if (fmtstr != "") {
+        if (fmtstr_set) {
                 conv = fmtstr;
         }
         if (val == (int)val) {
diff --git a/plugins/common.h b/plugins/common.h
index 0f08e2f..6bf4fca 100644
--- a/plugins/common.h
+++ b/plugins/common.h
@@ -225,18 +225,4 @@ enum {
 # define __attribute__(x) /* do nothing */
 #endif
 
-/* Try sysconf(_SC_OPEN_MAX) first, as it can be higher than OPEN_MAX.
- * If that fails and the macro isn't defined, we fall back to an educated
- * guess. There's no guarantee that our guess is adequate and the program
- * will die with SIGSEGV if it isn't and the upper boundary is breached. */
-#define DEFAULT_MAXFD  256   /* fallback value if no max open files value is set */
-#define MAXFD_LIMIT   8192   /* upper limit of open files */
-#ifdef _SC_OPEN_MAX
-static long maxfd = 0;
-#elif defined(OPEN_MAX)
-# define maxfd OPEN_MAX
-#else   /* sysconf macro unavailable, so guess (may be wildly inaccurate) */
-# define maxfd DEFAULT_MAXFD
-#endif
-
 #endif /* _COMMON_H_ */
diff --git a/plugins/netutils.h b/plugins/netutils.h
index d7ee0dd..ea653e7 100644
--- a/plugins/netutils.h
+++ b/plugins/netutils.h
@@ -92,7 +92,7 @@ extern int econn_refuse_state;
 extern int was_refused;
 extern int address_family;
 
-RETSIGTYPE socket_timeout_alarm_handler (int) __attribute__((noreturn));
+void socket_timeout_alarm_handler (int) __attribute__((noreturn));
 
 /* SSL-Related functionality */
 #ifdef HAVE_SSL
diff --git a/plugins/popen.c b/plugins/popen.c
index 723817d..036bc60 100644
--- a/plugins/popen.c
+++ b/plugins/popen.c
@@ -38,8 +38,9 @@
 * 
 *****************************************************************************/
 
-#include "common.h"
-#include "utils.h"
+#include "./common.h"
+#include "./utils.h"
+#include "../lib/maxfd.h"
 
 /* extern so plugin has pid to kill exec'd process on timeouts */
 extern pid_t *childpid;
@@ -49,9 +50,9 @@ extern FILE *child_process;
 FILE *spopen (const char *);
 int spclose (FILE *);
 #ifdef REDHAT_SPOPEN_ERROR
-RETSIGTYPE popen_sigchld_handler (int);
+void popen_sigchld_handler (int);
 #endif
-RETSIGTYPE popen_timeout_alarm_handler (int);
+void popen_timeout_alarm_handler (int);
 
 #include <stdarg.h>                                                     /* ANSI C header file */
 #include <fcntl.h>
@@ -177,8 +178,7 @@ spopen (const char *cmdstring)
         }
         argv[i] = NULL;
 
-        if(maxfd == 0)
-                maxfd = open_max();
+        long maxfd = mp_open_max();
 
         if (childpid == NULL) {                         /* first time through */
                 if ((childpid = calloc ((size_t)maxfd, sizeof (pid_t))) == NULL)
@@ -266,7 +266,7 @@ spclose (FILE * fp)
 }
 
 #ifdef REDHAT_SPOPEN_ERROR
-RETSIGTYPE
+void
 popen_sigchld_handler (int signo)
 {
         if (signo == SIGCHLD)
@@ -274,7 +274,7 @@ popen_sigchld_handler (int signo)
 }
 #endif
 
-RETSIGTYPE
+void
 popen_timeout_alarm_handler (int signo)
 {
         int fh;
diff --git a/plugins/popen.h b/plugins/popen.h
index a5dd8fa..1ea6963 100644
--- a/plugins/popen.h
+++ b/plugins/popen.h
@@ -5,7 +5,7 @@
 
 FILE *spopen (const char *);
 int spclose (FILE *);
-RETSIGTYPE popen_timeout_alarm_handler (int);
+void popen_timeout_alarm_handler (int);
 
 pid_t *childpid=NULL;
 int *child_stderr_array=NULL;
diff --git a/plugins/runcmd.c b/plugins/runcmd.c
index c1d675d..4f3e349 100644
--- a/plugins/runcmd.c
+++ b/plugins/runcmd.c
@@ -60,6 +60,8 @@
 # define SIG_ERR ((Sigfunc *)-1)
 #endif
 
+#include "../lib/maxfd.h"
+
 /* This variable must be global, since there's no way the caller
  * can forcibly slay a dead or ungainly running program otherwise.
  * Multithreading apps and plugins can initialize it (via NP_RUNCMD_INIT)
@@ -88,8 +90,7 @@ extern void die (int, const char *, ...)
  * through this api and thus achieve async-safeness throughout the api */
 void np_runcmd_init(void)
 {
-        if(maxfd == 0)
-                maxfd = open_max();
+  long maxfd = mp_open_max();
         if(!np_pids) np_pids = calloc(maxfd, sizeof(pid_t));
 }
 
@@ -116,10 +117,6 @@ np_runcmd_open(const char *cmdstring, int *pfd, int *pfderr)
         env[0] = strdup("LC_ALL=C");
         env[1] = '\0';
 
-        /* if no command was passed, return with no error */
-        if (cmdstring == NULL)
-                return -1;
-
         /* make copy of command string so strtok() doesn't silently modify it */
         /* (the calling program may want to access it later) */
         cmdlen = strlen(cmdstring);
@@ -196,6 +193,7 @@ np_runcmd_open(const char *cmdstring, int *pfd, int *pfderr)
                 /* close all descriptors in np_pids[]
                  * This is executed in a separate address space (pure child),
                  * so we don't have to worry about async safety */
+    long maxfd = mp_open_max();
                 for (i = 0; i < maxfd; i++)
                         if(np_pids[i] > 0)
                                 close (i);
@@ -223,6 +221,7 @@ np_runcmd_close(int fd)
         pid_t pid;
 
         /* make sure this fd was opened by popen() */
+  long maxfd = mp_open_max();
         if(fd < 0 || fd > maxfd || !np_pids || (pid = np_pids[fd]) == 0)
                 return -1;
 
@@ -246,6 +245,7 @@ runcmd_timeout_alarm_handler (int signo)
         if (signo == SIGALRM)
                 puts(_("CRITICAL - Plugin timed out while executing system call"));
 
+  long maxfd = mp_open_max();
         if(np_pids) for(i = 0; i < maxfd; i++) {
                 if(np_pids[i] != 0) kill(np_pids[i], SIGKILL);
         }
diff --git a/plugins/sslutils.c b/plugins/sslutils.c
index 666a012..6bc0ba8 100644
--- a/plugins/sslutils.c
+++ b/plugins/sslutils.c
@@ -31,9 +31,8 @@
 #include "netutils.h"
 
 #ifdef HAVE_SSL
-static SSL_CTX *c=NULL;
+static SSL_CTX *ctx=NULL;
 static SSL *s=NULL;
-static int initialized=0;
 
 int np_net_ssl_init(int sd) {
         return np_net_ssl_init_with_hostname(sd, NULL);
@@ -48,24 +47,24 @@ int np_net_ssl_init_with_hostname_and_version(int sd, char *host_name, int versi
 }
 
 int np_net_ssl_init_with_hostname_version_and_cert(int sd, char *host_name, int version, char *cert, char *privkey) {
-        const SSL_METHOD *method = NULL;
         long options = 0;
 
+        if ((ctx = SSL_CTX_new(TLS_client_method())) == NULL) {
+                printf("%s\n", _("CRITICAL - Cannot create SSL context."));
+                return STATE_CRITICAL;
+        }
+
         switch (version) {
         case MP_SSLv2: /* SSLv2 protocol */
-#if defined(USE_GNUTLS) || defined(OPENSSL_NO_SSL2)
                 printf("%s\n", _("UNKNOWN - SSL protocol version 2 is not supported by your SSL library."));
                 return STATE_UNKNOWN;
-#else
-                method = SSLv2_client_method();
-                break;
-#endif
         case MP_SSLv3: /* SSLv3 protocol */
 #if defined(OPENSSL_NO_SSL3)
                 printf("%s\n", _("UNKNOWN - SSL protocol version 3 is not supported by your SSL library."));
                 return STATE_UNKNOWN;
 #else
-                method = SSLv3_client_method();
+                SSL_CTX_set_min_proto_version(ctx, SSL3_VERSION);
+                SSL_CTX_set_max_proto_version(ctx, SSL3_VERSION);
                 break;
 #endif
         case MP_TLSv1: /* TLSv1 protocol */
@@ -73,7 +72,8 @@ int np_net_ssl_init_with_hostname_version_and_cert(int sd, char *host_name, int
                 printf("%s\n", _("UNKNOWN - TLS protocol version 1 is not supported by your SSL library."));
                 return STATE_UNKNOWN;
 #else
-                method = TLSv1_client_method();
+                SSL_CTX_set_min_proto_version(ctx, TLS1_VERSION);
+                SSL_CTX_set_max_proto_version(ctx, TLS1_VERSION);
                 break;
 #endif
         case MP_TLSv1_1: /* TLSv1.1 protocol */
@@ -81,7 +81,8 @@ int np_net_ssl_init_with_hostname_version_and_cert(int sd, char *host_name, int
                 printf("%s\n", _("UNKNOWN - TLS protocol version 1.1 is not supported by your SSL library."));
                 return STATE_UNKNOWN;
 #else
-                method = TLSv1_1_client_method();
+                SSL_CTX_set_min_proto_version(ctx, TLS1_1_VERSION);
+                SSL_CTX_set_max_proto_version(ctx, TLS1_1_VERSION);
                 break;
 #endif
         case MP_TLSv1_2: /* TLSv1.2 protocol */
@@ -89,7 +90,8 @@ int np_net_ssl_init_with_hostname_version_and_cert(int sd, char *host_name, int
                 printf("%s\n", _("UNKNOWN - TLS protocol version 1.2 is not supported by your SSL library."));
                 return STATE_UNKNOWN;
 #else
-                method = TLSv1_2_client_method();
+                SSL_CTX_set_min_proto_version(ctx, TLS1_2_VERSION);
+                SSL_CTX_set_max_proto_version(ctx, TLS1_2_VERSION);
                 break;
 #endif
         case MP_TLSv1_2_OR_NEWER:
@@ -97,56 +99,43 @@ int np_net_ssl_init_with_hostname_version_and_cert(int sd, char *host_name, int
                 printf("%s\n", _("UNKNOWN - Disabling TLSv1.1 is not supported by your SSL library."));
                 return STATE_UNKNOWN;
 #else
-                options |= SSL_OP_NO_TLSv1_1;
+                SSL_CTX_set_min_proto_version(ctx, TLS1_2_VERSION);
+                break;
 #endif
-                /* FALLTHROUGH */
         case MP_TLSv1_1_OR_NEWER:
 #if !defined(SSL_OP_NO_TLSv1)
                 printf("%s\n", _("UNKNOWN - Disabling TLSv1 is not supported by your SSL library."));
                 return STATE_UNKNOWN;
 #else
-                options |= SSL_OP_NO_TLSv1;
+                SSL_CTX_set_min_proto_version(ctx, TLS1_1_VERSION);
+                break;
 #endif
-                /* FALLTHROUGH */
         case MP_TLSv1_OR_NEWER:
 #if defined(SSL_OP_NO_SSLv3)
-                options |= SSL_OP_NO_SSLv3;
+                SSL_CTX_set_min_proto_version(ctx, TLS1_VERSION);
+                break;
 #endif
-                /* FALLTHROUGH */
         case MP_SSLv3_OR_NEWER:
 #if defined(SSL_OP_NO_SSLv2)
-                options |= SSL_OP_NO_SSLv2;
+                SSL_CTX_set_min_proto_version(ctx, SSL3_VERSION);
+                break;
 #endif
-        case MP_SSLv2_OR_NEWER:
-                /* FALLTHROUGH */
-        default: /* Default to auto negotiation */
-                method = SSLv23_client_method();
-        }
-        if (!initialized) {
-                /* Initialize SSL context */
-                SSLeay_add_ssl_algorithms();
-                SSL_load_error_strings();
-                OpenSSL_add_all_algorithms();
-                initialized = 1;
-        }
-        if ((c = SSL_CTX_new(method)) == NULL) {
-                printf("%s\n", _("CRITICAL - Cannot create SSL context."));
-                return STATE_CRITICAL;
         }
+
         if (cert && privkey) {
 #ifdef USE_OPENSSL
-                if (!SSL_CTX_use_certificate_chain_file(c, cert)) {
+                if (!SSL_CTX_use_certificate_chain_file(ctx, cert)) {
 #elif  USE_GNUTLS
-                if (!SSL_CTX_use_certificate_file(c, cert, SSL_FILETYPE_PEM)) {
+                if (!SSL_CTX_use_certificate_file(ctx, cert, SSL_FILETYPE_PEM)) {
 #else
 #error Unported for unknown SSL library
 #endif
                         printf ("%s\n", _("CRITICAL - Unable to open certificate chain file!\n"));
                         return STATE_CRITICAL;
                 }
-                SSL_CTX_use_PrivateKey_file(c, privkey, SSL_FILETYPE_PEM);
+                SSL_CTX_use_PrivateKey_file(ctx, privkey, SSL_FILETYPE_PEM);
 #ifdef USE_OPENSSL
-                if (!SSL_CTX_check_private_key(c)) {
+                if (!SSL_CTX_check_private_key(ctx)) {
                         printf ("%s\n", _("CRITICAL - Private key does not seem to match certificate!\n"));
                         return STATE_CRITICAL;
                 }
@@ -155,9 +144,9 @@ int np_net_ssl_init_with_hostname_version_and_cert(int sd, char *host_name, int
 #ifdef SSL_OP_NO_TICKET
         options |= SSL_OP_NO_TICKET;
 #endif
-        SSL_CTX_set_options(c, options);
-        SSL_CTX_set_mode(c, SSL_MODE_AUTO_RETRY);
-        if ((s = SSL_new(c)) != NULL) {
+        SSL_CTX_set_options(ctx, options);
+        SSL_CTX_set_mode(ctx, SSL_MODE_AUTO_RETRY);
+        if ((s = SSL_new(ctx)) != NULL) {
 #ifdef SSL_set_tlsext_host_name
                 if (host_name != NULL)
                         SSL_set_tlsext_host_name(s, host_name);
@@ -184,9 +173,9 @@ void np_net_ssl_cleanup() {
 #endif
                 SSL_shutdown(s);
                 SSL_free(s);
-                if (c) {
-                        SSL_CTX_free(c);
-                        c=NULL;
+                if (ctx) {
+                        SSL_CTX_free(ctx);
+                        ctx=NULL;
                 }
                 s=NULL;
         }
diff --git a/plugins/t/check_imap.t b/plugins/t/check_imap.t
index 7c74e56..cf2f81c 100644
--- a/plugins/t/check_imap.t
+++ b/plugins/t/check_imap.t
@@ -25,7 +25,7 @@ $t = NPTest->testCmd( "./check_imap $host_tcp_imap -p 143 -wt 9 -ct 9 -to 10 -e
 cmp_ok( $t->return_code, '==', 0, "Check old parameter options" );
 
 $t = NPTest->testCmd( "./check_imap $host_nonresponsive" );
-cmp_ok( $t->return_code, '==', 2, "Get error with non reponsive host" );
+cmp_ok( $t->return_code, '==', 2, "Get error with non responsive host" );
 
 $t = NPTest->testCmd( "./check_imap $hostname_invalid" );
 cmp_ok( $t->return_code, '==', 2, "Invalid hostname" );
diff --git a/plugins/t/check_users.t b/plugins/t/check_users.t
index 088f3b5..9ebc2fc 100644
--- a/plugins/t/check_users.t
+++ b/plugins/t/check_users.t
@@ -2,7 +2,7 @@
 #
 # Logged in Users Tests via check_users
 #
-# Trick: This ckeck requires at least 1 user logged in. These commands should
+# Trick: This check requires at least 1 user logged in. These commands should
 #        leave a session open forever in the background:
 #
 #   $ ssh -tt localhost </dev/null >/dev/null 2>/dev/null &
diff --git a/plugins/tests/check_curl.t b/plugins/tests/check_curl.t
index 72f2b7c..3c91483 100755
--- a/plugins/tests/check_curl.t
+++ b/plugins/tests/check_curl.t
@@ -9,7 +9,7 @@
 # Country Name (2 letter code) [AU]:DE
 # State or Province Name (full name) [Some-State]:Bavaria
 # Locality Name (eg, city) []:Munich
-# Organization Name (eg, company) [Internet Widgits Pty Ltd]:Monitoring Plugins
+# Organization Name (eg, company) [Internet Widgets Pty Ltd]:Monitoring Plugins
 # Organizational Unit Name (eg, section) []:
 # Common Name (e.g. server FQDN or YOUR name) []:Monitoring Plugins
 # Email Address []:devel@monitoring-plugins.org
diff --git a/plugins/utils.c b/plugins/utils.c
index b4214c6..71c0bdd 100644
--- a/plugins/utils.c
+++ b/plugins/utils.c
@@ -804,19 +804,3 @@ char *sperfdata_int (const char *label,
 
         return data;
 }
-
-int
-open_max (void)
-{
-        errno = 0;
-        if (maxfd > 0)
-                return(maxfd);
-
-        if ((maxfd = sysconf (_SC_OPEN_MAX)) < 0) {
-                if (errno == 0)
-                        maxfd = DEFAULT_MAXFD;   /* it's indeterminate */
-        else
-                die (STATE_UNKNOWN, _("sysconf error for _SC_OPEN_MAX\n"));
-        }
-        return(maxfd);
-}
diff --git a/plugins/utils.h b/plugins/utils.h
index c76b321..cb979ce 100644
--- a/plugins/utils.h
+++ b/plugins/utils.h
@@ -106,8 +106,6 @@ char *sperfdata (const char *, double, const char *, char *, char *,
 char *sperfdata_int (const char *, int, const char *, char *, char *,
                      int, int, int, int);
 
-int open_max (void);
-
 /* The idea here is that, although not every plugin will use all of these, 
    most will or should.  Therefore, for consistency, these very common 
    options should have only these meanings throughout the overall suite */
diff --git a/po/de.po b/po/de.po
index 33225f8..7c36e16 100644
--- a/po/de.po
+++ b/po/de.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: devel@monitoring-plugins.org\n"
-"POT-Creation-Date: 2023-09-17 23:47+0200\n"
+"POT-Creation-Date: 2023-10-01 00:46+0200\n"
 "PO-Revision-Date: 2004-12-23 17:46+0100\n"
 "Last-Translator:  \n"
 "Language-Team: Monitoring Plugin Development Team <devel@monitoring-plugins."
@@ -308,6 +308,9 @@ msgstr "UNKNOWN"
 msgid "Must set a threshold value before using -p\n"
 msgstr ""
 
+msgid "Could not compile regular expression"
+msgstr ""
+
 msgid "Must set -E before selecting paths\n"
 msgstr ""
 
@@ -319,10 +322,9 @@ msgid ""
 "explicitly"
 msgstr ""
 
-msgid "Could not compile regular expression"
-msgstr ""
-
-msgid "Must set a threshold value before using -r/-R\n"
+msgid ""
+"Must set a threshold value before using -r/-R/-A (--ereg-path/--eregi-path/--"
+"all)\n"
 msgstr ""
 
 msgid "Regular expression did not match any path or disk"
@@ -444,10 +446,29 @@ msgstr ""
 msgid "Choose bytes, kB, MB, GB, TB (default: MB)"
 msgstr ""
 
-msgid "Ignore all filesystems of indicated type (may be repeated)"
+msgid ""
+"Ignore all filesystems of types matching given regex(7) (may be repeated)"
+msgstr ""
+
+msgid ""
+"Check only filesystems where the type matches this given regex(7) (may be "
+"repeated)"
+msgstr ""
+
+msgid "General usage hints:"
+msgstr "Allgemeine Nutzungshinweise:"
+
+msgid ""
+"- Arguments are positional! \"-w 5 -c 1 -p /foo -w6 -c2 -p /bar\" is not the "
+"same as"
+msgstr ""
+
+msgid "\"-w 5 -c 1 -p /bar w6 -c2 -p /foo\"."
 msgstr ""
 
-msgid "Check only filesystems of indicated type (may be repeated)"
+msgid ""
+"- The syntax is broadly: \"{thresholds a} {paths a} -C {thresholds b} "
+"{thresholds b} ...\""
 msgstr ""
 
 msgid "Checks /tmp and /var at 10% and 5%, and / at 100MB and 50MB"
@@ -4687,9 +4708,6 @@ msgstr "konnte keinen Speicher für '%s' reservieren\n"
 msgid "failed malloc in xvasprintf\n"
 msgstr "konnte keinen Speicher für '%s' reservieren\n"
 
-msgid "sysconf error for _SC_OPEN_MAX\n"
-msgstr ""
-
 #, c-format
 msgid ""
 "       %s (-h | --help) for detailed help\n"
@@ -5052,6 +5070,25 @@ msgstr "Warning threshold  Integer sein"
 msgid "critical threshold (currently "
 msgstr "Critical threshold muss ein Integer sein"
 
+msgid ""
+"RTA, round trip average,  mode  warning,critical, ex. 100ms,200ms unit in ms"
+msgstr ""
+
+msgid "packet loss mode, ex. 40%,50% , unit in %"
+msgstr ""
+
+msgid "jitter mode  warning,critical, ex. 40.000ms,50.000ms , unit in ms "
+msgstr ""
+
+msgid "MOS mode, between 0 and 4.4  warning,critical, ex. 3.5,3.0"
+msgstr ""
+
+msgid "score  mode, max value 100  warning,critical, ex. 80,70 "
+msgstr ""
+
+msgid "detect out of order ICMP packts "
+msgstr ""
+
 #, fuzzy
 msgid "specify a source IP address or device name"
 msgstr "Hostname oder Serveradresse muss angegeben werden"
@@ -5083,6 +5120,9 @@ msgstr ""
 msgid "verbose"
 msgstr ""
 
+msgid "If none of R,P,J,M,S or O is specified, default behavior is -R -P"
+msgstr ""
+
 msgid "The -H switch is optional. Naming a host (or several) to check is not."
 msgstr ""
 
diff --git a/po/fr.po b/po/fr.po
index 4c4b937..ef3cddc 100644
--- a/po/fr.po
+++ b/po/fr.po
@@ -10,7 +10,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: devel@monitoring-plugins.org\n"
-"POT-Creation-Date: 2023-09-17 23:47+0200\n"
+"POT-Creation-Date: 2023-10-01 00:46+0200\n"
 "PO-Revision-Date: 2010-04-21 23:38-0400\n"
 "Last-Translator: \n"
 "Language-Team: Monitoring Plugin Development Team <devel@monitoring-plugins."
@@ -307,6 +307,9 @@ msgstr "INCONNU"
 msgid "Must set a threshold value before using -p\n"
 msgstr ""
 
+msgid "Could not compile regular expression"
+msgstr "Impossible de compiler l'expression rationnelle"
+
 msgid "Must set -E before selecting paths\n"
 msgstr ""
 
@@ -318,10 +321,9 @@ msgid ""
 "explicitly"
 msgstr ""
 
-msgid "Could not compile regular expression"
-msgstr "Impossible de compiler l'expression rationnelle"
-
-msgid "Must set a threshold value before using -r/-R\n"
+msgid ""
+"Must set a threshold value before using -r/-R/-A (--ereg-path/--eregi-path/--"
+"all)\n"
 msgstr ""
 
 msgid "Regular expression did not match any path or disk"
@@ -459,17 +461,37 @@ msgstr ""
 msgid "Choose bytes, kB, MB, GB, TB (default: MB)"
 msgstr "Choisissez octets, kb, MB, GB, TB (par défaut: MB)"
 
-msgid "Ignore all filesystems of indicated type (may be repeated)"
+#, fuzzy
+msgid ""
+"Ignore all filesystems of types matching given regex(7) (may be repeated)"
 msgstr ""
 "Ignorer tout les systèmes de fichiers qui correspondent au type indiqué "
 "(peut être utilisé plusieurs fois)"
 
 #, fuzzy
-msgid "Check only filesystems of indicated type (may be repeated)"
+msgid ""
+"Check only filesystems where the type matches this given regex(7) (may be "
+"repeated)"
 msgstr ""
 "Ignorer tout les systèmes de fichiers qui correspondent au type indiqué "
 "(peut être utilisé plusieurs fois)"
 
+msgid "General usage hints:"
+msgstr ""
+
+msgid ""
+"- Arguments are positional! \"-w 5 -c 1 -p /foo -w6 -c2 -p /bar\" is not the "
+"same as"
+msgstr ""
+
+msgid "\"-w 5 -c 1 -p /bar w6 -c2 -p /foo\"."
+msgstr ""
+
+msgid ""
+"- The syntax is broadly: \"{thresholds a} {paths a} -C {thresholds b} "
+"{thresholds b} ...\""
+msgstr ""
+
 msgid "Checks /tmp and /var at 10% and 5%, and / at 100MB and 50MB"
 msgstr "Vérifie /tmp à 10% et /var à 5% et / à 100MB et 50MB"
 
@@ -4822,9 +4844,6 @@ msgstr "La fonction malloc à échoué dans strscat\n"
 msgid "failed malloc in xvasprintf\n"
 msgstr "La fonction malloc à échoué dans strscat\n"
 
-msgid "sysconf error for _SC_OPEN_MAX\n"
-msgstr ""
-
 #, c-format
 msgid ""
 "       %s (-h | --help) for detailed help\n"
@@ -5272,6 +5291,25 @@ msgstr "Valeurs pour le seuil d'avertissement (actuellement "
 msgid "critical threshold (currently "
 msgstr "Valeurs pour le seuil critique (actuellement "
 
+msgid ""
+"RTA, round trip average,  mode  warning,critical, ex. 100ms,200ms unit in ms"
+msgstr ""
+
+msgid "packet loss mode, ex. 40%,50% , unit in %"
+msgstr ""
+
+msgid "jitter mode  warning,critical, ex. 40.000ms,50.000ms , unit in ms "
+msgstr ""
+
+msgid "MOS mode, between 0 and 4.4  warning,critical, ex. 3.5,3.0"
+msgstr ""
+
+msgid "score  mode, max value 100  warning,critical, ex. 80,70 "
+msgstr ""
+
+msgid "detect out of order ICMP packts "
+msgstr ""
+
 msgid "specify a source IP address or device name"
 msgstr "spécifiez une adresse ou un nom d'hôte"
 
@@ -5302,6 +5340,9 @@ msgstr ""
 msgid "verbose"
 msgstr ""
 
+msgid "If none of R,P,J,M,S or O is specified, default behavior is -R -P"
+msgstr ""
+
 msgid "The -H switch is optional. Naming a host (or several) to check is not."
 msgstr ""
 
@@ -5323,9 +5364,17 @@ msgstr ""
 msgid "The -v switch can be specified several times for increased verbosity."
 msgstr ""
 
+<<<<<<< HEAD
 #, c-format
 #~ msgid "Server answer: %s"
 #~ msgstr "Réponse du serveur: %s"
+=======
+#, fuzzy
+#~ msgid "Check only filesystems of indicated type (may be repeated)"
+#~ msgstr ""
+#~ "Ignorer tout les systèmes de fichiers qui correspondent au type indiqué "
+#~ "(peut être utilisé plusieurs fois)"
+>>>>>>> master
 
 #~ msgid "Path or partition (may be repeated)"
 #~ msgstr "Répertoire ou partition (peut être utilisé plusieurs fois)"
diff --git a/po/monitoring-plugins.pot b/po/monitoring-plugins.pot
index 30f0c9a..eacfaff 100644
--- a/po/monitoring-plugins.pot
+++ b/po/monitoring-plugins.pot
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: devel@monitoring-plugins.org\n"
-"POT-Creation-Date: 2023-09-17 23:47+0200\n"
+"POT-Creation-Date: 2023-10-01 00:46+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -291,6 +291,9 @@ msgstr ""
 msgid "Must set a threshold value before using -p\n"
 msgstr ""
 
+msgid "Could not compile regular expression"
+msgstr ""
+
 msgid "Must set -E before selecting paths\n"
 msgstr ""
 
@@ -302,10 +305,9 @@ msgid ""
 "explicitly"
 msgstr ""
 
-msgid "Could not compile regular expression"
-msgstr ""
-
-msgid "Must set a threshold value before using -r/-R\n"
+msgid ""
+"Must set a threshold value before using -r/-R/-A (--ereg-path/--eregi-path/--"
+"all)\n"
 msgstr ""
 
 msgid "Regular expression did not match any path or disk"
@@ -421,10 +423,29 @@ msgstr ""
 msgid "Choose bytes, kB, MB, GB, TB (default: MB)"
 msgstr ""
 
-msgid "Ignore all filesystems of indicated type (may be repeated)"
+msgid ""
+"Ignore all filesystems of types matching given regex(7) (may be repeated)"
 msgstr ""
 
-msgid "Check only filesystems of indicated type (may be repeated)"
+msgid ""
+"Check only filesystems where the type matches this given regex(7) (may be "
+"repeated)"
+msgstr ""
+
+msgid "General usage hints:"
+msgstr ""
+
+msgid ""
+"- Arguments are positional! \"-w 5 -c 1 -p /foo -w6 -c2 -p /bar\" is not the "
+"same as"
+msgstr ""
+
+msgid "\"-w 5 -c 1 -p /bar w6 -c2 -p /foo\"."
+msgstr ""
+
+msgid ""
+"- The syntax is broadly: \"{thresholds a} {paths a} -C {thresholds b} "
+"{thresholds b} ...\""
 msgstr ""
 
 msgid "Checks /tmp and /var at 10% and 5%, and / at 100MB and 50MB"
@@ -4514,9 +4535,6 @@ msgstr ""
 msgid "failed malloc in xvasprintf\n"
 msgstr ""
 
-msgid "sysconf error for _SC_OPEN_MAX\n"
-msgstr ""
-
 #, c-format
 msgid ""
 "       %s (-h | --help) for detailed help\n"
@@ -4877,6 +4895,25 @@ msgstr ""
 msgid "critical threshold (currently "
 msgstr ""
 
+msgid ""
+"RTA, round trip average,  mode  warning,critical, ex. 100ms,200ms unit in ms"
+msgstr ""
+
+msgid "packet loss mode, ex. 40%,50% , unit in %"
+msgstr ""
+
+msgid "jitter mode  warning,critical, ex. 40.000ms,50.000ms , unit in ms "
+msgstr ""
+
+msgid "MOS mode, between 0 and 4.4  warning,critical, ex. 3.5,3.0"
+msgstr ""
+
+msgid "score  mode, max value 100  warning,critical, ex. 80,70 "
+msgstr ""
+
+msgid "detect out of order ICMP packts "
+msgstr ""
+
 msgid "specify a source IP address or device name"
 msgstr ""
 
@@ -4907,6 +4944,9 @@ msgstr ""
 msgid "verbose"
 msgstr ""
 
+msgid "If none of R,P,J,M,S or O is specified, default behavior is -R -P"
+msgstr ""
+
 msgid "The -H switch is optional. Naming a host (or several) to check is not."
 msgstr ""