Mercurial > dropbear
diff hash_file.c @ 3:7faae8f46238 libtomcrypt-orig
Branch renaming
author | Matt Johnston <matt@ucc.asn.au> |
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date | Mon, 31 May 2004 18:25:41 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/hash_file.c Mon May 31 18:25:41 2004 +0000 @@ -0,0 +1,41 @@ +/* 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, [email protected], 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 +} +