diff options
Diffstat (limited to 'lib/base64.c')
| -rw-r--r-- | lib/base64.c | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/lib/base64.c b/lib/base64.c deleted file mode 100644 index 1f1fcb8c..00000000 --- a/lib/base64.c +++ /dev/null | |||
| @@ -1,50 +0,0 @@ | |||
| 1 | /**************************************************************************** | ||
| 2 | * Function to encode in Base64 | ||
| 3 | * | ||
| 4 | * Written by Lauri Alanko | ||
| 5 | * | ||
| 6 | *****************************************************************************/ | ||
| 7 | |||
| 8 | #include "common.h" | ||
| 9 | #include "base64.h" | ||
| 10 | |||
| 11 | char * | ||
| 12 | base64 (const char *bin, size_t len) | ||
| 13 | { | ||
| 14 | |||
| 15 | char *buf = (char *) malloc ((len + 2) / 3 * 4 + 1); | ||
| 16 | size_t i = 0, j = 0; | ||
| 17 | |||
| 18 | char BASE64_END = '='; | ||
| 19 | char base64_table[64]; | ||
| 20 | strncpy (base64_table, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/", 64); | ||
| 21 | |||
| 22 | while (j < len - 2) { | ||
| 23 | buf[i++] = base64_table[bin[j] >> 2]; | ||
| 24 | buf[i++] = base64_table[((bin[j] & 3) << 4) | (bin[j + 1] >> 4)]; | ||
| 25 | buf[i++] = base64_table[((bin[j + 1] & 15) << 2) | (bin[j + 2] >> 6)]; | ||
| 26 | buf[i++] = base64_table[bin[j + 2] & 63]; | ||
| 27 | j += 3; | ||
| 28 | } | ||
| 29 | |||
| 30 | switch (len - j) { | ||
| 31 | case 1: | ||
| 32 | buf[i++] = base64_table[bin[j] >> 2]; | ||
| 33 | buf[i++] = base64_table[(bin[j] & 3) << 4]; | ||
| 34 | buf[i++] = BASE64_END; | ||
| 35 | buf[i++] = BASE64_END; | ||
| 36 | break; | ||
| 37 | case 2: | ||
| 38 | buf[i++] = base64_table[bin[j] >> 2]; | ||
| 39 | buf[i++] = base64_table[((bin[j] & 3) << 4) | (bin[j + 1] >> 4)]; | ||
| 40 | buf[i++] = base64_table[(bin[j + 1] & 15) << 2]; | ||
| 41 | buf[i++] = BASE64_END; | ||
| 42 | break; | ||
| 43 | case 0: | ||
| 44 | break; | ||
| 45 | } | ||
| 46 | |||
| 47 | buf[i] = '\0'; | ||
| 48 | return buf; | ||
| 49 | } | ||
| 50 | |||
