diff options
Diffstat (limited to 'cipher/misc.c')
| -rw-r--r-- | cipher/misc.c | 175 |
1 files changed, 0 insertions, 175 deletions
diff --git a/cipher/misc.c b/cipher/misc.c deleted file mode 100644 index b81a4fa4b..000000000 --- a/cipher/misc.c +++ /dev/null @@ -1,175 +0,0 @@ -/* misc.c - utility functions - * Copyright (C) 1998 Free Software Foundation, Inc. - * - * This file is part of GNUPG. - * - * GNUPG is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * GNUPG is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA - */ - -#include <config.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <errno.h> -#include "util.h" -#include "cipher.h" - - -static struct { const char *name; int algo;} pubkey_names[] = { - { "RSA", PUBKEY_ALGO_RSA }, - { "RSA-E", PUBKEY_ALGO_RSA_E }, - { "RSA-S", PUBKEY_ALGO_RSA_S }, - { "ELG", PUBKEY_ALGO_ELGAMAL }, - { "ELG-E", PUBKEY_ALGO_ELGAMAL_E }, - { "ELGAMAL", PUBKEY_ALGO_ELGAMAL }, - { "DSA", PUBKEY_ALGO_DSA }, - {NULL} }; - -/* Note: the first string is the one used by ascii armor */ -static struct { const char *name; int algo;} digest_names[] = { - { "MD5", DIGEST_ALGO_MD5 }, - { "SHA1", DIGEST_ALGO_SHA1 }, - { "SHA-1", DIGEST_ALGO_SHA1 }, - { "RIPEMD160", DIGEST_ALGO_RMD160 }, - { "RMD160", DIGEST_ALGO_RMD160 }, - { "RMD-160", DIGEST_ALGO_RMD160 }, - { "RIPE-MD-160", DIGEST_ALGO_RMD160 }, - { "TIGER", DIGEST_ALGO_TIGER }, - {NULL} }; - - - - - -/**************** - * Map a string to the pubkey algo - */ -int -string_to_pubkey_algo( const char *string ) -{ - int i; - const char *s; - - for(i=0; (s=pubkey_names[i].name); i++ ) - if( !stricmp( s, string ) ) - return pubkey_names[i].algo; - return 0; -} - - -/**************** - * Map a pubkey algo to a string - */ -const char * -pubkey_algo_to_string( int algo ) -{ - int i; - - if( is_ELGAMAL(algo) ) - algo = PUBKEY_ALGO_ELGAMAL; - else if( is_RSA(algo) ) - algo = PUBKEY_ALGO_RSA; - - for(i=0; pubkey_names[i].name; i++ ) - if( pubkey_names[i].algo == algo ) - return pubkey_names[i].name; - return NULL; -} - - - -/**************** - * Map a string to the digest algo - */ -int -string_to_digest_algo( const char *string ) -{ - int i; - const char *s; - - for(i=0; (s=digest_names[i].name); i++ ) - if( !stricmp( s, string ) ) - return digest_names[i].algo; - return 0; -} - - -/**************** - * Map a digest algo to a string - */ -const char * -digest_algo_to_string( int algo ) -{ - int i; - - for(i=0; digest_names[i].name; i++ ) - if( digest_names[i].algo == algo ) - return digest_names[i].name; - return NULL; -} - - - - -int -check_pubkey_algo( int algo ) -{ - return check_pubkey_algo2( algo, 0 ); -} - -/**************** - * a usage of 0 means: don't care - */ -int -check_pubkey_algo2( int algo, unsigned usage ) -{ - switch( algo ) { - case PUBKEY_ALGO_DSA: - if( usage & 2 ) - return G10ERR_WR_PUBKEY_ALGO; - return 0; - - case PUBKEY_ALGO_ELGAMAL: - case PUBKEY_ALGO_ELGAMAL_E: - return 0; - - #ifdef HAVE_RSA_CIPHER - case PUBKEY_ALGO_RSA: - return 0; - #endif - default: - return G10ERR_PUBKEY_ALGO; - } -} - - -int -check_digest_algo( int algo ) -{ - switch( algo ) { - #ifdef WITH_TIGER_HASH - case DIGEST_ALGO_TIGER: - #endif - case DIGEST_ALGO_MD5: - case DIGEST_ALGO_RMD160: - case DIGEST_ALGO_SHA1: - return 0; - default: - return G10ERR_DIGEST_ALGO; - } -} - - - |