Mercurial > dropbear
view libtomcrypt/src/hashes/helper/hash_memory.c @ 340:454a34b2dfd1
Fixes from Erik Hovland:
cli-authpubkey.c:
fix leak of keybuf
cli-kex.c:
fix leak of fingerprint fp
cli-service.c:
remove commented out code
dropbearkey.c:
don't attepmt to free NULL key on failure
common-kex.c:
only free key if it is initialised
keyimport.c:
remove dead encrypted-key code
don't leak a FILE* loading OpenSSH keys
rsa.c, dss.c:
check return values for some libtommath functions
svr-kex.c:
check return value retrieving DH kex mpint
svr-tcpfwd.c:
fix null-dereference if remote tcp forward request fails
tcp-accept.c:
don't incorrectly free the tcpinfo var
author | Matt Johnston <matt@ucc.asn.au> |
---|---|
date | Fri, 07 Jul 2006 09:17:18 +0000 |
parents | 1b9e69c058d2 |
children | 0cbe8f6dbf9e |
line wrap: on
line source
/* 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 "tomcrypt.h" /** @file hash_memory.c Hash memory helper, Tom St Denis */ /** Hash a block of memory and store the digest. @param hash The index of the hash you wish to use @param in The data you wish to hash @param inlen The length of the data to hash (octets) @param out [out] Where to store the digest @param outlen [in/out] Max size and resulting size of the digest @return CRYPT_OK if successful */ int hash_memory(int hash, const unsigned char *in, unsigned long inlen, unsigned char *out, unsigned long *outlen) { hash_state *md; int err; LTC_ARGCHK(in != NULL); LTC_ARGCHK(out != NULL); LTC_ARGCHK(outlen != NULL); if ((err = hash_is_valid(hash)) != CRYPT_OK) { return err; } if (*outlen < hash_descriptor[hash].hashsize) { return CRYPT_BUFFER_OVERFLOW; } md = XMALLOC(sizeof(hash_state)); if (md == NULL) { return CRYPT_MEM; } if ((err = hash_descriptor[hash].init(md)) != CRYPT_OK) { goto LBL_ERR; } if ((err = hash_descriptor[hash].process(md, in, inlen)) != CRYPT_OK) { goto LBL_ERR; } err = hash_descriptor[hash].done(md, out); *outlen = hash_descriptor[hash].hashsize; LBL_ERR: #ifdef LTC_CLEAN_STACK zeromem(md, sizeof(hash_state)); #endif XFREE(md); return err; } /* $Source: /cvs/libtom/libtomcrypt/src/hashes/helper/hash_memory.c,v $ */ /* $Revision: 1.3 $ */ /* $Date: 2005/05/05 14:35:58 $ */