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- /* 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 <openssl/cipher.h>
-
- #include <assert.h>
- #include <string.h>
-
- #include <openssl/err.h>
- #include <openssl/mem.h>
- #include <openssl/nid.h>
-
- #include "internal.h"
- #include "../internal.h"
-
-
- const EVP_CIPHER *EVP_get_cipherbynid(int nid) {
- switch (nid) {
- case NID_rc2_cbc:
- return EVP_rc2_cbc();
- case NID_rc2_40_cbc:
- return EVP_rc2_40_cbc();
- case NID_des_ede3_cbc:
- return EVP_des_ede3_cbc();
- case NID_des_ede_cbc:
- return EVP_des_cbc();
- case NID_aes_128_cbc:
- return EVP_aes_128_cbc();
- case NID_aes_192_cbc:
- return EVP_aes_192_cbc();
- case NID_aes_256_cbc:
- return EVP_aes_256_cbc();
- default:
- return NULL;
- }
- }
-
- const EVP_CIPHER *EVP_get_cipherbyname(const char *name) {
- if (OPENSSL_strcasecmp(name, "rc4") == 0) {
- return EVP_rc4();
- } else if (OPENSSL_strcasecmp(name, "des-cbc") == 0) {
- return EVP_des_cbc();
- } else if (OPENSSL_strcasecmp(name, "des-ede3-cbc") == 0 ||
- // This is not a name used by OpenSSL, but tcpdump registers it
- // with |EVP_add_cipher_alias|. Our |EVP_add_cipher_alias| is a
- // no-op, so we support the name here.
- OPENSSL_strcasecmp(name, "3des") == 0) {
- return EVP_des_ede3_cbc();
- } else if (OPENSSL_strcasecmp(name, "aes-128-cbc") == 0) {
- return EVP_aes_128_cbc();
- } else if (OPENSSL_strcasecmp(name, "aes-192-cbc") == 0) {
- return EVP_aes_192_cbc();
- } else if (OPENSSL_strcasecmp(name, "aes-256-cbc") == 0) {
- return EVP_aes_256_cbc();
- } else if (OPENSSL_strcasecmp(name, "aes-128-ctr") == 0) {
- return EVP_aes_128_ctr();
- } else if (OPENSSL_strcasecmp(name, "aes-192-ctr") == 0) {
- return EVP_aes_192_ctr();
- } else if (OPENSSL_strcasecmp(name, "aes-256-ctr") == 0) {
- return EVP_aes_256_ctr();
- } else if (OPENSSL_strcasecmp(name, "aes-128-ecb") == 0) {
- return EVP_aes_128_ecb();
- } else if (OPENSSL_strcasecmp(name, "aes-192-ecb") == 0) {
- return EVP_aes_192_ecb();
- } else if (OPENSSL_strcasecmp(name, "aes-256-ecb") == 0) {
- return EVP_aes_256_ecb();
- } else if (OPENSSL_strcasecmp(name, "aes-128-gcm") == 0) {
- return EVP_aes_128_gcm();
- } else if (OPENSSL_strcasecmp(name, "aes-192-gcm") == 0) {
- return EVP_aes_192_gcm();
- } else if (OPENSSL_strcasecmp(name, "aes-256-gcm") == 0) {
- return EVP_aes_256_gcm();
- } else if (OPENSSL_strcasecmp(name, "aes-128-ofb") == 0) {
- return EVP_aes_128_ofb();
- } else if (OPENSSL_strcasecmp(name, "aes-192-ofb") == 0) {
- return EVP_aes_192_ofb();
- } else if (OPENSSL_strcasecmp(name, "aes-256-ofb") == 0) {
- return EVP_aes_256_ofb();
- }
-
- return NULL;
- }
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