diff options
Diffstat (limited to 'crypto/openssl/crypto/evp/names.c')
| -rw-r--r-- | crypto/openssl/crypto/evp/names.c | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/crypto/openssl/crypto/evp/names.c b/crypto/openssl/crypto/evp/names.c new file mode 100644 index 0000000..6311ad7 --- /dev/null +++ b/crypto/openssl/crypto/evp/names.c @@ -0,0 +1,206 @@ +/* crypto/evp/names.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +#include <stdio.h> +#include "cryptlib.h" +#include <openssl/evp.h> +#include <openssl/objects.h> +#include <openssl/x509.h> + +int EVP_add_cipher(const EVP_CIPHER *c) + { + int r; + + if (c == NULL) return 0; + + OPENSSL_init(); + + r=OBJ_NAME_add(OBJ_nid2sn(c->nid),OBJ_NAME_TYPE_CIPHER_METH,(const char *)c); + if (r == 0) return(0); + check_defer(c->nid); + r=OBJ_NAME_add(OBJ_nid2ln(c->nid),OBJ_NAME_TYPE_CIPHER_METH,(const char *)c); + return(r); + } + + +int EVP_add_digest(const EVP_MD *md) + { + int r; + const char *name; + OPENSSL_init(); + + name=OBJ_nid2sn(md->type); + r=OBJ_NAME_add(name,OBJ_NAME_TYPE_MD_METH,(const char *)md); + if (r == 0) return(0); + check_defer(md->type); + r=OBJ_NAME_add(OBJ_nid2ln(md->type),OBJ_NAME_TYPE_MD_METH,(const char *)md); + if (r == 0) return(0); + + if (md->pkey_type && md->type != md->pkey_type) + { + r=OBJ_NAME_add(OBJ_nid2sn(md->pkey_type), + OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,name); + if (r == 0) return(0); + check_defer(md->pkey_type); + r=OBJ_NAME_add(OBJ_nid2ln(md->pkey_type), + OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,name); + } + return(r); + } + +const EVP_CIPHER *EVP_get_cipherbyname(const char *name) + { + const EVP_CIPHER *cp; + + cp=(const EVP_CIPHER *)OBJ_NAME_get(name,OBJ_NAME_TYPE_CIPHER_METH); + return(cp); + } + +const EVP_MD *EVP_get_digestbyname(const char *name) + { + const EVP_MD *cp; + + cp=(const EVP_MD *)OBJ_NAME_get(name,OBJ_NAME_TYPE_MD_METH); + return(cp); + } + +void EVP_cleanup(void) + { + OBJ_NAME_cleanup(OBJ_NAME_TYPE_CIPHER_METH); + OBJ_NAME_cleanup(OBJ_NAME_TYPE_MD_METH); + /* The above calls will only clean out the contents of the name + hash table, but not the hash table itself. The following line + does that part. -- Richard Levitte */ + OBJ_NAME_cleanup(-1); + + EVP_PBE_cleanup(); + if (obj_cleanup_defer == 2) + { + obj_cleanup_defer = 0; + OBJ_cleanup(); + } + OBJ_sigid_free(); + } + +struct doall_cipher + { + void *arg; + void (*fn)(const EVP_CIPHER *ciph, + const char *from, const char *to, void *arg); + }; + +static void do_all_cipher_fn(const OBJ_NAME *nm, void *arg) + { + struct doall_cipher *dc = arg; + if (nm->alias) + dc->fn(NULL, nm->name, nm->data, dc->arg); + else + dc->fn((const EVP_CIPHER *)nm->data, nm->name, NULL, dc->arg); + } + +void EVP_CIPHER_do_all(void (*fn)(const EVP_CIPHER *ciph, + const char *from, const char *to, void *x), void *arg) + { + struct doall_cipher dc; + dc.fn = fn; + dc.arg = arg; + OBJ_NAME_do_all(OBJ_NAME_TYPE_CIPHER_METH, do_all_cipher_fn, &dc); + } + +void EVP_CIPHER_do_all_sorted(void (*fn)(const EVP_CIPHER *ciph, + const char *from, const char *to, void *x), void *arg) + { + struct doall_cipher dc; + dc.fn = fn; + dc.arg = arg; + OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_CIPHER_METH, do_all_cipher_fn,&dc); + } + +struct doall_md + { + void *arg; + void (*fn)(const EVP_MD *ciph, + const char *from, const char *to, void *arg); + }; + +static void do_all_md_fn(const OBJ_NAME *nm, void *arg) + { + struct doall_md *dc = arg; + if (nm->alias) + dc->fn(NULL, nm->name, nm->data, dc->arg); + else + dc->fn((const EVP_MD *)nm->data, nm->name, NULL, dc->arg); + } + +void EVP_MD_do_all(void (*fn)(const EVP_MD *md, + const char *from, const char *to, void *x), void *arg) + { + struct doall_md dc; + dc.fn = fn; + dc.arg = arg; + OBJ_NAME_do_all(OBJ_NAME_TYPE_MD_METH, do_all_md_fn, &dc); + } + +void EVP_MD_do_all_sorted(void (*fn)(const EVP_MD *md, + const char *from, const char *to, void *x), void *arg) + { + struct doall_md dc; + dc.fn = fn; + dc.arg = arg; + OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_MD_METH, do_all_md_fn, &dc); + } |
