ext/Digest/SHA/src/hmacxtra.c

   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)
  22                 memcpy(digest, hmacdigest(h), h->osha->digestlen);
  23         else if (fmt == SHA_FMT_HEX)
  24                 strcpy((char *) digest, hmachex(h));
  25         else if (fmt == SHA_FMT_BASE64)
  26                 strcpy((char *) digest, hmacbase64(h));
  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)