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