1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/ossrv/ssl/libcrypto/src/crypto/evp/p_sign.c Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,114 @@
1.4 +/* crypto/evp/p_sign.c */
1.5 +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
1.6 + * All rights reserved.
1.7 + *
1.8 + * This package is an SSL implementation written
1.9 + * by Eric Young (eay@cryptsoft.com).
1.10 + * The implementation was written so as to conform with Netscapes SSL.
1.11 + *
1.12 + * This library is free for commercial and non-commercial use as long as
1.13 + * the following conditions are aheared to. The following conditions
1.14 + * apply to all code found in this distribution, be it the RC4, RSA,
1.15 + * lhash, DES, etc., code; not just the SSL code. The SSL documentation
1.16 + * included with this distribution is covered by the same copyright terms
1.17 + * except that the holder is Tim Hudson (tjh@cryptsoft.com).
1.18 + *
1.19 + * Copyright remains Eric Young's, and as such any Copyright notices in
1.20 + * the code are not to be removed.
1.21 + * If this package is used in a product, Eric Young should be given attribution
1.22 + * as the author of the parts of the library used.
1.23 + * This can be in the form of a textual message at program startup or
1.24 + * in documentation (online or textual) provided with the package.
1.25 + *
1.26 + * Redistribution and use in source and binary forms, with or without
1.27 + * modification, are permitted provided that the following conditions
1.28 + * are met:
1.29 + * 1. Redistributions of source code must retain the copyright
1.30 + * notice, this list of conditions and the following disclaimer.
1.31 + * 2. Redistributions in binary form must reproduce the above copyright
1.32 + * notice, this list of conditions and the following disclaimer in the
1.33 + * documentation and/or other materials provided with the distribution.
1.34 + * 3. All advertising materials mentioning features or use of this software
1.35 + * must display the following acknowledgement:
1.36 + * "This product includes cryptographic software written by
1.37 + * Eric Young (eay@cryptsoft.com)"
1.38 + * The word 'cryptographic' can be left out if the rouines from the library
1.39 + * being used are not cryptographic related :-).
1.40 + * 4. If you include any Windows specific code (or a derivative thereof) from
1.41 + * the apps directory (application code) you must include an acknowledgement:
1.42 + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
1.43 + *
1.44 + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
1.45 + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1.46 + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
1.47 + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
1.48 + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
1.49 + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
1.50 + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
1.51 + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
1.52 + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
1.53 + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
1.54 + * SUCH DAMAGE.
1.55 + *
1.56 + * The licence and distribution terms for any publically available version or
1.57 + * derivative of this code cannot be changed. i.e. this code cannot simply be
1.58 + * copied and put under another distribution licence
1.59 + * [including the GNU Public Licence.]
1.60 + */
1.61 +
1.62 +#include <stdio.h>
1.63 +#include "cryptlib.h"
1.64 +#include <openssl/evp.h>
1.65 +#include <openssl/objects.h>
1.66 +#include <openssl/x509.h>
1.67 +
1.68 +#ifdef undef
1.69 +EXPORT_C void EVP_SignInit(EVP_MD_CTX *ctx, EVP_MD *type)
1.70 + {
1.71 + EVP_DigestInit_ex(ctx,type);
1.72 + }
1.73 +
1.74 +EXPORT_C void EVP_SignUpdate(EVP_MD_CTX *ctx, unsigned char *data,
1.75 + unsigned int count)
1.76 + {
1.77 + EVP_DigestUpdate(ctx,data,count);
1.78 + }
1.79 +#endif
1.80 +
1.81 +EXPORT_C int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *sigret, unsigned int *siglen,
1.82 + EVP_PKEY *pkey)
1.83 + {
1.84 + unsigned char m[EVP_MAX_MD_SIZE];
1.85 + unsigned int m_len;
1.86 + int i,ok=0,v;
1.87 + MS_STATIC EVP_MD_CTX tmp_ctx;
1.88 +
1.89 + *siglen=0;
1.90 + EVP_MD_CTX_init(&tmp_ctx);
1.91 + EVP_MD_CTX_copy_ex(&tmp_ctx,ctx);
1.92 + EVP_DigestFinal_ex(&tmp_ctx,&(m[0]),&m_len);
1.93 + EVP_MD_CTX_cleanup(&tmp_ctx);
1.94 + for (i=0; i<4; i++)
1.95 + {
1.96 + v=ctx->digest->required_pkey_type[i];
1.97 + if (v == 0) break;
1.98 + if (pkey->type == v)
1.99 + {
1.100 + ok=1;
1.101 + break;
1.102 + }
1.103 + }
1.104 + if (!ok)
1.105 + {
1.106 + EVPerr(EVP_F_EVP_SIGNFINAL,EVP_R_WRONG_PUBLIC_KEY_TYPE);
1.107 + return(0);
1.108 + }
1.109 + if (ctx->digest->sign == NULL)
1.110 + {
1.111 + EVPerr(EVP_F_EVP_SIGNFINAL,EVP_R_NO_SIGN_FUNCTION_CONFIGURED);
1.112 + return(0);
1.113 + }
1.114 + return(ctx->digest->sign(ctx->digest->type,m,m_len,sigret,siglen,
1.115 + pkey->pkey.ptr));
1.116 + }
1.117 +