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. 8296341Sdelphij * 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). 15296341Sdelphij * 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. 22296341Sdelphij * 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 :-). 37296341Sdelphij * 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)" 40296341Sdelphij * 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. 52296341Sdelphij * 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) 66296341Sdelphij{ 67296341Sdelphij int r; 6855714Skris 69296341Sdelphij if (c == NULL) 70296341Sdelphij return 0; 71238405Sjkim 72296341Sdelphij OPENSSL_init(); 73194206Ssimon 74296341Sdelphij r = OBJ_NAME_add(OBJ_nid2sn(c->nid), OBJ_NAME_TYPE_CIPHER_METH, 75296341Sdelphij (const char *)c); 76296341Sdelphij if (r == 0) 77296341Sdelphij return (0); 78296341Sdelphij check_defer(c->nid); 79296341Sdelphij r = OBJ_NAME_add(OBJ_nid2ln(c->nid), OBJ_NAME_TYPE_CIPHER_METH, 80296341Sdelphij (const char *)c); 81296341Sdelphij return (r); 82296341Sdelphij} 8355714Skris 84109998Smarkmint EVP_add_digest(const EVP_MD *md) 85296341Sdelphij{ 86296341Sdelphij int r; 87296341Sdelphij const char *name; 88296341Sdelphij OPENSSL_init(); 8955714Skris 90296341Sdelphij name = OBJ_nid2sn(md->type); 91296341Sdelphij r = OBJ_NAME_add(name, OBJ_NAME_TYPE_MD_METH, (const char *)md); 92296341Sdelphij if (r == 0) 93296341Sdelphij return (0); 94296341Sdelphij check_defer(md->type); 95296341Sdelphij r = OBJ_NAME_add(OBJ_nid2ln(md->type), OBJ_NAME_TYPE_MD_METH, 96296341Sdelphij (const char *)md); 97296341Sdelphij if (r == 0) 98296341Sdelphij return (0); 9955714Skris 100296341Sdelphij if (md->pkey_type && md->type != md->pkey_type) { 101296341Sdelphij r = OBJ_NAME_add(OBJ_nid2sn(md->pkey_type), 102296341Sdelphij OBJ_NAME_TYPE_MD_METH | OBJ_NAME_ALIAS, name); 103296341Sdelphij if (r == 0) 104296341Sdelphij return (0); 105296341Sdelphij check_defer(md->pkey_type); 106296341Sdelphij r = OBJ_NAME_add(OBJ_nid2ln(md->pkey_type), 107296341Sdelphij OBJ_NAME_TYPE_MD_METH | OBJ_NAME_ALIAS, name); 108296341Sdelphij } 109296341Sdelphij return (r); 110296341Sdelphij} 11155714Skris 11255714Skrisconst EVP_CIPHER *EVP_get_cipherbyname(const char *name) 113296341Sdelphij{ 114296341Sdelphij const EVP_CIPHER *cp; 11555714Skris 116296341Sdelphij cp = (const EVP_CIPHER *)OBJ_NAME_get(name, OBJ_NAME_TYPE_CIPHER_METH); 117296341Sdelphij return (cp); 118296341Sdelphij} 11955714Skris 12055714Skrisconst EVP_MD *EVP_get_digestbyname(const char *name) 121296341Sdelphij{ 122296341Sdelphij const EVP_MD *cp; 12355714Skris 124296341Sdelphij cp = (const EVP_MD *)OBJ_NAME_get(name, OBJ_NAME_TYPE_MD_METH); 125296341Sdelphij return (cp); 126296341Sdelphij} 12755714Skris 12855714Skrisvoid EVP_cleanup(void) 129296341Sdelphij{ 130296341Sdelphij OBJ_NAME_cleanup(OBJ_NAME_TYPE_CIPHER_METH); 131296341Sdelphij OBJ_NAME_cleanup(OBJ_NAME_TYPE_MD_METH); 132296341Sdelphij /* 133296341Sdelphij * The above calls will only clean out the contents of the name hash 134296341Sdelphij * table, but not the hash table itself. The following line does that 135296341Sdelphij * part. -- Richard Levitte 136296341Sdelphij */ 137296341Sdelphij OBJ_NAME_cleanup(-1); 13859191Skris 139296341Sdelphij EVP_PBE_cleanup(); 140296341Sdelphij if (obj_cleanup_defer == 2) { 141296341Sdelphij obj_cleanup_defer = 0; 142296341Sdelphij OBJ_cleanup(); 143296341Sdelphij } 144296341Sdelphij OBJ_sigid_free(); 145296341Sdelphij} 146238405Sjkim 147296341Sdelphijstruct doall_cipher { 148296341Sdelphij void *arg; 149296341Sdelphij void (*fn) (const EVP_CIPHER *ciph, 150296341Sdelphij const char *from, const char *to, void *arg); 151296341Sdelphij}; 152238405Sjkim 153238405Sjkimstatic void do_all_cipher_fn(const OBJ_NAME *nm, void *arg) 154296341Sdelphij{ 155296341Sdelphij struct doall_cipher *dc = arg; 156296341Sdelphij if (nm->alias) 157296341Sdelphij dc->fn(NULL, nm->name, nm->data, dc->arg); 158296341Sdelphij else 159296341Sdelphij dc->fn((const EVP_CIPHER *)nm->data, nm->name, NULL, dc->arg); 160296341Sdelphij} 161238405Sjkim 162296341Sdelphijvoid EVP_CIPHER_do_all(void (*fn) (const EVP_CIPHER *ciph, 163296341Sdelphij const char *from, const char *to, void *x), 164296341Sdelphij void *arg) 165296341Sdelphij{ 166296341Sdelphij struct doall_cipher dc; 167296341Sdelphij dc.fn = fn; 168296341Sdelphij dc.arg = arg; 169296341Sdelphij OBJ_NAME_do_all(OBJ_NAME_TYPE_CIPHER_METH, do_all_cipher_fn, &dc); 170296341Sdelphij} 171238405Sjkim 172296341Sdelphijvoid EVP_CIPHER_do_all_sorted(void (*fn) (const EVP_CIPHER *ciph, 173296341Sdelphij const char *from, const char *to, 174296341Sdelphij void *x), void *arg) 175296341Sdelphij{ 176296341Sdelphij struct doall_cipher dc; 177296341Sdelphij dc.fn = fn; 178296341Sdelphij dc.arg = arg; 179296341Sdelphij OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_CIPHER_METH, do_all_cipher_fn, &dc); 180296341Sdelphij} 181238405Sjkim 182296341Sdelphijstruct doall_md { 183296341Sdelphij void *arg; 184296341Sdelphij void (*fn) (const EVP_MD *ciph, 185296341Sdelphij const char *from, const char *to, void *arg); 186296341Sdelphij}; 187238405Sjkim 188238405Sjkimstatic void do_all_md_fn(const OBJ_NAME *nm, void *arg) 189296341Sdelphij{ 190296341Sdelphij struct doall_md *dc = arg; 191296341Sdelphij if (nm->alias) 192296341Sdelphij dc->fn(NULL, nm->name, nm->data, dc->arg); 193296341Sdelphij else 194296341Sdelphij dc->fn((const EVP_MD *)nm->data, nm->name, NULL, dc->arg); 195296341Sdelphij} 196238405Sjkim 197296341Sdelphijvoid EVP_MD_do_all(void (*fn) (const EVP_MD *md, 198296341Sdelphij const char *from, const char *to, void *x), 199296341Sdelphij void *arg) 200296341Sdelphij{ 201296341Sdelphij struct doall_md dc; 202296341Sdelphij dc.fn = fn; 203296341Sdelphij dc.arg = arg; 204296341Sdelphij OBJ_NAME_do_all(OBJ_NAME_TYPE_MD_METH, do_all_md_fn, &dc); 205296341Sdelphij} 206238405Sjkim 207296341Sdelphijvoid EVP_MD_do_all_sorted(void (*fn) (const EVP_MD *md, 208296341Sdelphij const char *from, const char *to, 209296341Sdelphij void *x), void *arg) 210296341Sdelphij{ 211296341Sdelphij struct doall_md dc; 212296341Sdelphij dc.fn = fn; 213296341Sdelphij dc.arg = arg; 214296341Sdelphij OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_MD_METH, do_all_md_fn, &dc); 215296341Sdelphij} 216