| /* LibTomCrypt, modular cryptographic library -- Tom St Denis |
| * |
| * LibTomCrypt is a library that provides various cryptographic |
| * algorithms in a highly modular and flexible manner. |
| * |
| * The library is free for all purposes without any express |
| * guarantee it works. |
| * |
| * Tom St Denis, tomstdenis@iahu.ca, http://libtomcrypt.org |
| */ |
| #include "mycrypt.h" |
| |
| int hash_file(int hash, const char *fname, unsigned char *dst, unsigned long *outlen) |
| { |
| #ifdef NO_FILE |
| return CRYPT_NOP; |
| #else |
| FILE *in; |
| int err; |
| _ARGCHK(fname != NULL); |
| _ARGCHK(dst != NULL); |
| _ARGCHK(outlen != NULL); |
| |
| if ((err = hash_is_valid(hash)) != CRYPT_OK) { |
| return err; |
| } |
| |
| in = fopen(fname, "rb"); |
| if (in == NULL) { |
| return CRYPT_FILE_NOTFOUND; |
| } |
| |
| err = hash_filehandle(hash, in, dst, outlen); |
| if (fclose(in) != 0) { |
| return CRYPT_ERROR; |
| } |
| |
| return err; |
| #endif |
| } |
| |