diff options
Diffstat (limited to 'xs_encdec.h')
| -rw-r--r-- | xs_encdec.h | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/xs_encdec.h b/xs_encdec.h index f4ffe22..14cb36e 100644 --- a/xs_encdec.h +++ b/xs_encdec.h | |||
| @@ -4,9 +4,6 @@ | |||
| 4 | 4 | ||
| 5 | #define _XS_ENCDEC_H | 5 | #define _XS_ENCDEC_H |
| 6 | 6 | ||
| 7 | xs_str *xs_hex_enc(const xs_val *data, int size); | ||
| 8 | xs_val *xs_hex_dec(const xs_str *hex, int *size); | ||
| 9 | int xs_is_hex(const char *str); | ||
| 10 | xs_str *xs_base64_enc(const xs_val *data, int sz); | 7 | xs_str *xs_base64_enc(const xs_val *data, int sz); |
| 11 | xs_val *xs_base64_dec(const xs_str *data, int *size); | 8 | xs_val *xs_base64_dec(const xs_str *data, int *size); |
| 12 | int xs_is_base64(const char *str); | 9 | int xs_is_base64(const char *str); |
| @@ -14,72 +11,6 @@ | |||
| 14 | 11 | ||
| 15 | #ifdef XS_IMPLEMENTATION | 12 | #ifdef XS_IMPLEMENTATION |
| 16 | 13 | ||
| 17 | /** hex **/ | ||
| 18 | |||
| 19 | xs_str *xs_hex_enc(const xs_val *data, int size) | ||
| 20 | /* returns an hexdump of data */ | ||
| 21 | { | ||
| 22 | xs_str *s; | ||
| 23 | char *p; | ||
| 24 | int n; | ||
| 25 | |||
| 26 | p = s = xs_realloc(NULL, _xs_blk_size(size * 2 + 1)); | ||
| 27 | |||
| 28 | for (n = 0; n < size; n++) { | ||
| 29 | snprintf(p, 3, "%02x", (unsigned char)data[n]); | ||
| 30 | p += 2; | ||
| 31 | } | ||
| 32 | |||
| 33 | *p = '\0'; | ||
| 34 | |||
| 35 | return s; | ||
| 36 | } | ||
| 37 | |||
| 38 | |||
| 39 | xs_val *xs_hex_dec(const xs_str *hex, int *size) | ||
| 40 | /* decodes an hexdump into data */ | ||
| 41 | { | ||
| 42 | int sz = strlen(hex); | ||
| 43 | xs_val *s = NULL; | ||
| 44 | char *p; | ||
| 45 | int n; | ||
| 46 | |||
| 47 | if (sz % 2) | ||
| 48 | return NULL; | ||
| 49 | |||
| 50 | p = s = xs_realloc(NULL, _xs_blk_size(sz / 2 + 1)); | ||
| 51 | |||
| 52 | for (n = 0; n < sz; n += 2) { | ||
| 53 | int i; | ||
| 54 | if (sscanf(&hex[n], "%02x", &i) == 0) { | ||
| 55 | /* decoding error */ | ||
| 56 | return xs_free(s); | ||
| 57 | } | ||
| 58 | else | ||
| 59 | *p = i; | ||
| 60 | |||
| 61 | p++; | ||
| 62 | } | ||
| 63 | |||
| 64 | *p = '\0'; | ||
| 65 | *size = sz / 2; | ||
| 66 | |||
| 67 | return s; | ||
| 68 | } | ||
| 69 | |||
| 70 | |||
| 71 | int xs_is_hex(const char *str) | ||
| 72 | /* returns 1 if str is an hex string */ | ||
| 73 | { | ||
| 74 | while (*str) { | ||
| 75 | if (strchr("0123456789abcdefABCDEF", *str++) == NULL) | ||
| 76 | return 0; | ||
| 77 | } | ||
| 78 | |||
| 79 | return 1; | ||
| 80 | } | ||
| 81 | |||
| 82 | |||
| 83 | /** base64 */ | 14 | /** base64 */ |
| 84 | 15 | ||
| 85 | static char *xs_b64_tbl = "ABCDEFGHIJKLMNOPQRSTUVWXYZ" | 16 | static char *xs_b64_tbl = "ABCDEFGHIJKLMNOPQRSTUVWXYZ" |