Mercurial > dropbear
view libtomcrypt/demos/hashsum.c @ 652:17962b2a6b8f
- Make sure we don't use channel-specific data after it has been freed
with a ChanType->closehandler()
author | Matt Johnston <matt@ucc.asn.au> |
---|---|
date | Sun, 04 Dec 2011 05:27:29 +0800 (2011-12-03) |
parents | 1b9e69c058d2 |
children | f849a5ca2efc |
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/* * Written by Daniel Richards <kyhwana@world-net.co.nz> 6/7/2002 * hash.c: This app uses libtomcrypt to hash either stdin or a file * This file is Public Domain. No rights are reserved. * Compile with 'gcc hashsum.c -o hashsum -ltomcrypt' * This example isn't really big enough to warrent splitting into * more functions ;) */ #include <tomcrypt.h> int errno; void register_algs(); int main(int argc, char **argv) { int idx, x, z; unsigned long w; unsigned char hash_buffer[MAXBLOCKSIZE]; hash_state md; /* You need to register algorithms before using them */ register_algs(); if (argc < 2) { printf("usage: ./hash algorithm file [file ...]\n"); printf("Algorithms:\n"); for (x = 0; hash_descriptor[x].name != NULL; x++) { printf(" %s (%d)\n", hash_descriptor[x].name, hash_descriptor[x].ID); } exit(EXIT_SUCCESS); } idx = find_hash(argv[1]); if (idx == -1) { fprintf(stderr, "\nInvalid hash specified on command line.\n"); return -1; } if (argc == 2) { hash_descriptor[idx].init(&md); do { x = fread(hash_buffer, 1, sizeof(hash_buffer), stdin); hash_descriptor[idx].process(&md, hash_buffer, x); } while (x == sizeof(hash_buffer)); hash_descriptor[idx].done(&md, hash_buffer); for (x = 0; x < (int)hash_descriptor[idx].hashsize; x++) { printf("%02x",hash_buffer[x]); } printf(" (stdin)\n"); } else { for (z = 2; z < argc; z++) { w = sizeof(hash_buffer); if ((errno = hash_file(idx,argv[z],hash_buffer,&w)) != CRYPT_OK) { printf("File hash error: %s\n", error_to_string(errno)); } else { for (x = 0; x < (int)hash_descriptor[idx].hashsize; x++) { printf("%02x",hash_buffer[x]); } printf(" %s\n", argv[z]); } } } return EXIT_SUCCESS; } void register_algs(void) { int err; #ifdef TIGER register_hash (&tiger_desc); #endif #ifdef MD2 register_hash (&md2_desc); #endif #ifdef MD4 register_hash (&md4_desc); #endif #ifdef MD5 register_hash (&md5_desc); #endif #ifdef SHA1 register_hash (&sha1_desc); #endif #ifdef SHA224 register_hash (&sha224_desc); #endif #ifdef SHA256 register_hash (&sha256_desc); #endif #ifdef SHA384 register_hash (&sha384_desc); #endif #ifdef SHA512 register_hash (&sha512_desc); #endif #ifdef RIPEMD128 register_hash (&rmd128_desc); #endif #ifdef RIPEMD160 register_hash (&rmd160_desc); #endif #ifdef WHIRLPOOL register_hash (&whirlpool_desc); #endif #ifdef CHC_HASH register_hash(&chc_desc); if ((err = chc_register(register_cipher(&aes_enc_desc))) != CRYPT_OK) { printf("chc_register error: %s\n", error_to_string(err)); exit(EXIT_FAILURE); } #endif } /* $Source: /cvs/libtom/libtomcrypt/demos/hashsum.c,v $ */ /* $Revision: 1.2 $ */ /* $Date: 2005/05/05 14:35:56 $ */