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76 lines
1.7 KiB
C
76 lines
1.7 KiB
C
/*
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* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <stdio.h>
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#include "internal/cryptlib.h"
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#include <openssl/evp.h>
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#include <internal/objects.h>
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#include <openssl/x509.h>
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#include "internal/evp_int.h"
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// 不同的cipher属性不同，似乎不能像MD那样简单处理
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const EVP_CIPHER *EVP_get_default_cipher(void)
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{
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return NULL;
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}
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/*
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* use MD5 as default:
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* X509_REQ_to_X509 x509_r2x.c
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* X509_issuer_and_serial_hash x509_cmp.c
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* X509_NAME_hash_old x509_cmp.c
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* PEM_ASN1_write_bio pem_lib.c
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*/
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const EVP_MD *EVP_get_default_digest(void)
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{
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#if !defined(OPENSSL_NO_MD5)
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return EVP_md5();
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#elif !defined(OPENSSL_NO_SHA)
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return EVP_sha1();
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#elif !defined(OPENSSL_NO_SM3)
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return EVP_sm3();
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#elif !defined(OPENSSL_NO_RIPEMD)
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return EVP_rmd160();
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#else
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return NULL;
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#endif
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}
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static void cipher_name_len(const EVP_CIPHER *cipher, const char *from,
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const char *to, void *x)
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{
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*((int *)x) += strlen(EVP_CIPHER_name(cipher));
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}
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static void cipher_name(const EVP_CIPHER *cipher, const char *from,
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const char *to, void *x)
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{
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strcat((char *)x, EVP_CIPHER_name(cipher));
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}
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char *EVP_get_ciphernames(int aliases)
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{
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char *ret = NULL;
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int len = 0;
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EVP_CIPHER_do_all_sorted(cipher_name_len, &len);
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ret = OPENSSL_zalloc(len);
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if (!ret) {
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return NULL;
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}
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EVP_CIPHER_do_all_sorted(cipher_name, ret);
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return ret;
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}
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char *EVP_get_digestnames(int aliases)
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{
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return "sm3:sha1:sha256";
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}
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