| Commit | Line | Data |
|---|
| 05128928 |
1 | #include <stdio.h> |
| 2 | #include <string.h> |
| 3 | #include "hmac.h" |
| 4 | |
| 5 | static unsigned char *hmaccomp(alg, fmt, bitstr, bitcnt, key, keylen) |
| 6 | int alg; |
| 7 | int fmt; |
| 8 | unsigned char *bitstr; |
| 9 | unsigned long bitcnt; |
| 10 | unsigned char *key; |
| 11 | unsigned int keylen; |
| 12 | { |
| 13 | HMAC *h; |
| 14 | static unsigned char digest[SHA_MAX_HEX_LEN+1]; |
| 15 | unsigned char *ret = digest; |
| 16 | |
| 17 | if ((h = hmacopen(alg, key, keylen)) == NULL) |
| 18 | return(NULL); |
| 19 | hmacwrite(bitstr, bitcnt, h); |
| 20 | hmacfinish(h); |
| 21 | if (fmt == SHA_FMT_RAW) |
| 747da336 |
22 | memcpy(digest, hmacdigest(h), h->osha->digestlen); |
| 05128928 |
23 | else if (fmt == SHA_FMT_HEX) |
| 747da336 |
24 | strcpy((char *) digest, hmachex(h)); |
| 05128928 |
25 | else if (fmt == SHA_FMT_BASE64) |
| 747da336 |
26 | strcpy((char *) digest, hmacbase64(h)); |
| 05128928 |
27 | else |
| 28 | ret = NULL; |
| 29 | hmacclose(h); |
| 30 | return(ret); |
| 31 | } |
| 32 | |
| 33 | #define HMAC_DIRECT(type, name, alg, fmt) \ |
| 34 | type name(bitstr, bitcnt, key, keylen) \ |
| 35 | unsigned char *bitstr; \ |
| 36 | unsigned long bitcnt; \ |
| 37 | unsigned char *key; \ |
| 38 | unsigned int keylen; \ |
| 39 | { \ |
| 40 | return((type) hmaccomp(alg, fmt, bitstr, bitcnt, \ |
| 41 | key, keylen)); \ |
| 42 | } |
| 43 | |
| 44 | HMAC_DIRECT(unsigned char *, hmac1digest, SHA1, SHA_FMT_RAW) |
| 45 | HMAC_DIRECT(char *, hmac1hex, SHA1, SHA_FMT_HEX) |
| 46 | HMAC_DIRECT(char *, hmac1base64, SHA1, SHA_FMT_BASE64) |
| 47 | |
| 48 | HMAC_DIRECT(unsigned char *, hmac224digest, SHA224, SHA_FMT_RAW) |
| 49 | HMAC_DIRECT(char *, hmac224hex, SHA224, SHA_FMT_HEX) |
| 50 | HMAC_DIRECT(char *, hmac224base64, SHA224, SHA_FMT_BASE64) |
| 51 | |
| 52 | HMAC_DIRECT(unsigned char *, hmac256digest, SHA256, SHA_FMT_RAW) |
| 53 | HMAC_DIRECT(char *, hmac256hex, SHA256, SHA_FMT_HEX) |
| 54 | HMAC_DIRECT(char *, hmac256base64, SHA256, SHA_FMT_BASE64) |
| 55 | |
| 56 | HMAC_DIRECT(unsigned char *, hmac384digest, SHA384, SHA_FMT_RAW) |
| 57 | HMAC_DIRECT(char *, hmac384hex, SHA384, SHA_FMT_HEX) |
| 58 | HMAC_DIRECT(char *, hmac384base64, SHA384, SHA_FMT_BASE64) |
| 59 | |
| 60 | HMAC_DIRECT(unsigned char *, hmac512digest, SHA512, SHA_FMT_RAW) |
| 61 | HMAC_DIRECT(char *, hmac512hex, SHA512, SHA_FMT_HEX) |
| 62 | HMAC_DIRECT(char *, hmac512base64, SHA512, SHA_FMT_BASE64) |
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