plugins/netutils: Use C99 booleans

2 files changed, 17 insertions, 21 deletions

diff --git a/plugins/netutils.c b/plugins/netutils.c
index 1bb4f07..c6af248 100644
--- a/plugins/netutils.c
+++ b/plugins/netutils.c
@@ -34,7 +34,7 @@ unsigned int socket_timeout = DEFAULT_SOCKET_TIMEOUT;
 unsigned int socket_timeout_state = STATE_CRITICAL;
 
 int econn_refuse_state = STATE_CRITICAL;
-int was_refused = FALSE;
+bool was_refused = false;
 #if USE_IPV6
 int address_family = AF_UNSPEC;
 #else
@@ -215,14 +215,14 @@ np_net_connect (const char *host_name, int port, int *sd, int proto)
                         result = connect (*sd, r->ai_addr, r->ai_addrlen);
 
                         if (result == 0) {
-                                was_refused = FALSE;
+                                was_refused = false;
                                 break;
                         }
 
                         if (result < 0) {
                                 switch (errno) {
                                 case ECONNREFUSED:
-                                        was_refused = TRUE;
+                                        was_refused = true;
                                         break;
                                 }
                         }
@@ -246,7 +246,7 @@ np_net_connect (const char *host_name, int port, int *sd, int proto)
                 }
                 result = connect(*sd, (struct sockaddr *)&su, sizeof(su));
                 if (result < 0 && errno == ECONNREFUSED)
-                        was_refused = TRUE;
+                        was_refused = true;
         }
 
         if (result == 0)
@@ -326,13 +326,11 @@ send_request (int sd, int proto, const char *send_buffer, char *recv_buffer, int
 }
 
 
-int
-is_host (const char *address)
-{
+bool is_host (const char *address) {
         if (is_addr (address) || is_hostname (address))
-                return (TRUE);
+                return (true);
 
-        return (FALSE);
+        return (false);
 }
 
 void
@@ -342,20 +340,18 @@ host_or_die(const char *str)
                 usage_va(_("Invalid hostname/address - %s"), str);
 }
 
-int
-is_addr (const char *address)
-{
+bool is_addr (const char *address) {
 #ifdef USE_IPV6
         if (address_family == AF_INET && is_inet_addr (address))
-                return TRUE;
+                return true;
         else if (address_family == AF_INET6 && is_inet6_addr (address))
-                return TRUE;
+                return true;
 #else
         if (is_inet_addr (address))
-                return (TRUE);
+                return (true);
 #endif
 
-        return (FALSE);
+        return (false);
 }
 
 int
@@ -370,10 +366,10 @@ dns_lookup (const char *in, struct sockaddr_storage *ss, int family)
 
         retval = getaddrinfo (in, NULL, &hints, &res);
         if (retval != 0)
-                return FALSE;
+                return false;
 
         if (ss != NULL)
                 memcpy (ss, res->ai_addr, res->ai_addrlen);
         freeaddrinfo (res);
-        return TRUE;
+        return true;
 }
diff --git a/plugins/netutils.h b/plugins/netutils.h
index ea653e7..a95057e 100644
--- a/plugins/netutils.h
+++ b/plugins/netutils.h
@@ -73,8 +73,8 @@ int send_request (int sd, int proto, const char *send_buffer, char *recv_buffer,
 
 
 /* "is_*" wrapper macros and functions */
-int is_host (const char *);
-int is_addr (const char *);
+bool is_host (const char *);
+bool is_addr (const char *);
 int dns_lookup (const char *, struct sockaddr_storage *, int);
 void host_or_die(const char *str);
 #define resolve_host_or_addr(addr, family) dns_lookup(addr, NULL, family)
@@ -89,7 +89,7 @@ void host_or_die(const char *str);
 extern unsigned int socket_timeout;
 extern unsigned int socket_timeout_state;
 extern int econn_refuse_state;
-extern int was_refused;
+extern bool was_refused;
 extern int address_family;
 
 void socket_timeout_alarm_handler (int) __attribute__((noreturn));