155714Skris/* crypto/evp/names.c */ 255714Skris/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 355714Skris * All rights reserved. 455714Skris * 555714Skris * This package is an SSL implementation written 655714Skris * by Eric Young (eay@cryptsoft.com). 755714Skris * The implementation was written so as to conform with Netscapes SSL. 855714Skris * 955714Skris * This library is free for commercial and non-commercial use as long as 1055714Skris * the following conditions are aheared to. The following conditions 1155714Skris * apply to all code found in this distribution, be it the RC4, RSA, 1255714Skris * lhash, DES, etc., code; not just the SSL code. The SSL documentation 1355714Skris * included with this distribution is covered by the same copyright terms 1455714Skris * except that the holder is Tim Hudson (tjh@cryptsoft.com). 1555714Skris * 1655714Skris * Copyright remains Eric Young's, and as such any Copyright notices in 1755714Skris * the code are not to be removed. 1855714Skris * If this package is used in a product, Eric Young should be given attribution 1955714Skris * as the author of the parts of the library used. 2055714Skris * This can be in the form of a textual message at program startup or 2155714Skris * in documentation (online or textual) provided with the package. 2255714Skris * 2355714Skris * Redistribution and use in source and binary forms, with or without 2455714Skris * modification, are permitted provided that the following conditions 2555714Skris * are met: 2655714Skris * 1. Redistributions of source code must retain the copyright 2755714Skris * notice, this list of conditions and the following disclaimer. 2855714Skris * 2. Redistributions in binary form must reproduce the above copyright 2955714Skris * notice, this list of conditions and the following disclaimer in the 3055714Skris * documentation and/or other materials provided with the distribution. 3155714Skris * 3. All advertising materials mentioning features or use of this software 3255714Skris * must display the following acknowledgement: 3355714Skris * "This product includes cryptographic software written by 3455714Skris * Eric Young (eay@cryptsoft.com)" 3555714Skris * The word 'cryptographic' can be left out if the rouines from the library 3655714Skris * being used are not cryptographic related :-). 3755714Skris * 4. If you include any Windows specific code (or a derivative thereof) from 3855714Skris * the apps directory (application code) you must include an acknowledgement: 3955714Skris * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 4055714Skris * 4155714Skris * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4255714Skris * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4355714Skris * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4455714Skris * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 4555714Skris * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4655714Skris * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 4755714Skris * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4855714Skris * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 4955714Skris * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 5055714Skris * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5155714Skris * SUCH DAMAGE. 5255714Skris * 5355714Skris * The licence and distribution terms for any publically available version or 5455714Skris * derivative of this code cannot be changed. i.e. this code cannot simply be 5555714Skris * copied and put under another distribution licence 5655714Skris * [including the GNU Public Licence.] 5755714Skris */ 5855714Skris 5955714Skris#include <stdio.h> 6055714Skris#include "cryptlib.h" 6155714Skris#include <openssl/evp.h> 6255714Skris#include <openssl/objects.h> 6355714Skris#include <openssl/x509.h> 6455714Skris 65109998Smarkmint EVP_add_cipher(const EVP_CIPHER *c) 6655714Skris { 6755714Skris int r; 6855714Skris 69238405Sjkim if (c == NULL) return 0; 70238405Sjkim 71194206Ssimon OPENSSL_init(); 72194206Ssimon 73160814Ssimon r=OBJ_NAME_add(OBJ_nid2sn(c->nid),OBJ_NAME_TYPE_CIPHER_METH,(const char *)c); 7455714Skris if (r == 0) return(0); 75238405Sjkim check_defer(c->nid); 76160814Ssimon r=OBJ_NAME_add(OBJ_nid2ln(c->nid),OBJ_NAME_TYPE_CIPHER_METH,(const char *)c); 7755714Skris return(r); 7855714Skris } 7955714Skris 80238405Sjkim 81109998Smarkmint EVP_add_digest(const EVP_MD *md) 8255714Skris { 8355714Skris int r; 8455714Skris const char *name; 85238405Sjkim OPENSSL_init(); 8655714Skris 8755714Skris name=OBJ_nid2sn(md->type); 88160814Ssimon r=OBJ_NAME_add(name,OBJ_NAME_TYPE_MD_METH,(const char *)md); 8955714Skris if (r == 0) return(0); 90238405Sjkim check_defer(md->type); 91160814Ssimon r=OBJ_NAME_add(OBJ_nid2ln(md->type),OBJ_NAME_TYPE_MD_METH,(const char *)md); 9255714Skris if (r == 0) return(0); 9355714Skris 94206046Ssimon if (md->pkey_type && md->type != md->pkey_type) 9555714Skris { 9655714Skris r=OBJ_NAME_add(OBJ_nid2sn(md->pkey_type), 9755714Skris OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,name); 9855714Skris if (r == 0) return(0); 99238405Sjkim check_defer(md->pkey_type); 10055714Skris r=OBJ_NAME_add(OBJ_nid2ln(md->pkey_type), 10155714Skris OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,name); 10255714Skris } 10355714Skris return(r); 10455714Skris } 10555714Skris 10655714Skrisconst EVP_CIPHER *EVP_get_cipherbyname(const char *name) 10755714Skris { 10855714Skris const EVP_CIPHER *cp; 10955714Skris 11055714Skris cp=(const EVP_CIPHER *)OBJ_NAME_get(name,OBJ_NAME_TYPE_CIPHER_METH); 11155714Skris return(cp); 11255714Skris } 11355714Skris 11455714Skrisconst EVP_MD *EVP_get_digestbyname(const char *name) 11555714Skris { 11655714Skris const EVP_MD *cp; 11755714Skris 11855714Skris cp=(const EVP_MD *)OBJ_NAME_get(name,OBJ_NAME_TYPE_MD_METH); 11955714Skris return(cp); 12055714Skris } 12155714Skris 12255714Skrisvoid EVP_cleanup(void) 12355714Skris { 12455714Skris OBJ_NAME_cleanup(OBJ_NAME_TYPE_CIPHER_METH); 12555714Skris OBJ_NAME_cleanup(OBJ_NAME_TYPE_MD_METH); 12659191Skris /* The above calls will only clean out the contents of the name 12759191Skris hash table, but not the hash table itself. The following line 12859191Skris does that part. -- Richard Levitte */ 12959191Skris OBJ_NAME_cleanup(-1); 13059191Skris 13155714Skris EVP_PBE_cleanup(); 132238405Sjkim if (obj_cleanup_defer == 2) 133238405Sjkim { 134238405Sjkim obj_cleanup_defer = 0; 135238405Sjkim OBJ_cleanup(); 136238405Sjkim } 137238405Sjkim OBJ_sigid_free(); 13855714Skris } 139238405Sjkim 140238405Sjkimstruct doall_cipher 141238405Sjkim { 142238405Sjkim void *arg; 143238405Sjkim void (*fn)(const EVP_CIPHER *ciph, 144238405Sjkim const char *from, const char *to, void *arg); 145238405Sjkim }; 146238405Sjkim 147238405Sjkimstatic void do_all_cipher_fn(const OBJ_NAME *nm, void *arg) 148238405Sjkim { 149238405Sjkim struct doall_cipher *dc = arg; 150238405Sjkim if (nm->alias) 151238405Sjkim dc->fn(NULL, nm->name, nm->data, dc->arg); 152238405Sjkim else 153238405Sjkim dc->fn((const EVP_CIPHER *)nm->data, nm->name, NULL, dc->arg); 154238405Sjkim } 155238405Sjkim 156238405Sjkimvoid EVP_CIPHER_do_all(void (*fn)(const EVP_CIPHER *ciph, 157238405Sjkim const char *from, const char *to, void *x), void *arg) 158238405Sjkim { 159238405Sjkim struct doall_cipher dc; 160238405Sjkim dc.fn = fn; 161238405Sjkim dc.arg = arg; 162238405Sjkim OBJ_NAME_do_all(OBJ_NAME_TYPE_CIPHER_METH, do_all_cipher_fn, &dc); 163238405Sjkim } 164238405Sjkim 165238405Sjkimvoid EVP_CIPHER_do_all_sorted(void (*fn)(const EVP_CIPHER *ciph, 166238405Sjkim const char *from, const char *to, void *x), void *arg) 167238405Sjkim { 168238405Sjkim struct doall_cipher dc; 169238405Sjkim dc.fn = fn; 170238405Sjkim dc.arg = arg; 171238405Sjkim OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_CIPHER_METH, do_all_cipher_fn,&dc); 172238405Sjkim } 173238405Sjkim 174238405Sjkimstruct doall_md 175238405Sjkim { 176238405Sjkim void *arg; 177238405Sjkim void (*fn)(const EVP_MD *ciph, 178238405Sjkim const char *from, const char *to, void *arg); 179238405Sjkim }; 180238405Sjkim 181238405Sjkimstatic void do_all_md_fn(const OBJ_NAME *nm, void *arg) 182238405Sjkim { 183238405Sjkim struct doall_md *dc = arg; 184238405Sjkim if (nm->alias) 185238405Sjkim dc->fn(NULL, nm->name, nm->data, dc->arg); 186238405Sjkim else 187238405Sjkim dc->fn((const EVP_MD *)nm->data, nm->name, NULL, dc->arg); 188238405Sjkim } 189238405Sjkim 190238405Sjkimvoid EVP_MD_do_all(void (*fn)(const EVP_MD *md, 191238405Sjkim const char *from, const char *to, void *x), void *arg) 192238405Sjkim { 193238405Sjkim struct doall_md dc; 194238405Sjkim dc.fn = fn; 195238405Sjkim dc.arg = arg; 196238405Sjkim OBJ_NAME_do_all(OBJ_NAME_TYPE_MD_METH, do_all_md_fn, &dc); 197238405Sjkim } 198238405Sjkim 199238405Sjkimvoid EVP_MD_do_all_sorted(void (*fn)(const EVP_MD *md, 200238405Sjkim const char *from, const char *to, void *x), void *arg) 201238405Sjkim { 202238405Sjkim struct doall_md dc; 203238405Sjkim dc.fn = fn; 204238405Sjkim dc.arg = arg; 205238405Sjkim OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_MD_METH, do_all_md_fn, &dc); 206238405Sjkim } 207