Mercurial > dropbear
view libtomcrypt/src/hashes/helper/hash_file.c @ 1583:d17a6bab2179
travis fuzz build clang++
author | Matt Johnston <matt@ucc.asn.au> |
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date | Sun, 04 Mar 2018 17:17:37 +0800 |
parents | 6dba84798cd5 |
children | 1ff2a1034c52 |
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/* 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. */ #include "tomcrypt.h" #ifndef LTC_NO_FILE /** @file hash_file.c Hash a file, Tom St Denis */ /** @param hash The index of the hash desired @param fname The name of the file you wish to hash @param out [out] The destination of the digest @param outlen [in/out] The max size and resulting size of the message digest @result CRYPT_OK if successful */ int hash_file(int hash, const char *fname, unsigned char *out, unsigned long *outlen) { FILE *in; int err; LTC_ARGCHK(fname != NULL); LTC_ARGCHK(out != NULL); LTC_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, out, outlen); if (fclose(in) != 0) { return CRYPT_ERROR; } return err; } #endif /* #ifndef LTC_NO_FILE */ /* ref: $Format:%D$ */ /* git commit: $Format:%H$ */ /* commit time: $Format:%ai$ */