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usr / src / crypto / openssl / crypto / evp /

📁 ..
📄 bio_b64.c(15.83 KB)
📄 bio_enc.c(11.28 KB)
📄 bio_md.c(4.96 KB)
📄 bio_ok.c(15.88 KB)
📄 build.info(1.04 KB)
📄 c_allc.c(9.3 KB)
📄 c_alld.c(1.78 KB)
📄 cmeth_lib.c(4.56 KB)
📄 digest.c(8.79 KB)
📄 e_aes.c(142.86 KB)
📄 e_aes_cbc_hmac_sha1.c(31.25 KB)
📄 e_aes_cbc_hmac_sha256.c(31.07 KB)
📄 e_aria.c(25.76 KB)
📄 e_bf.c(1.16 KB)
📄 e_camellia.c(13.64 KB)
📄 e_cast.c(1.22 KB)
📄 e_chacha20_poly1305.c(20.61 KB)
📄 e_des.c(8.13 KB)
📄 e_des3.c(14.19 KB)
📄 e_idea.c(2.11 KB)
📄 e_null.c(1.26 KB)
📄 e_old.c(2.39 KB)
📄 e_rc2.c(4.99 KB)
📄 e_rc4.c(1.86 KB)
📄 e_rc4_hmac_md5.c(7.7 KB)
📄 e_rc5.c(2.21 KB)
📄 e_seed.c(1.13 KB)
📄 e_sm4.c(3.07 KB)
📄 e_xcbc_d.c(2.38 KB)
📄 encode.c(13.63 KB)
📄 evp_cnf.c(1.65 KB)
📄 evp_enc.c(20.93 KB)
📄 evp_err.c(15.14 KB)
📄 evp_key.c(4.08 KB)
📄 evp_lib.c(11.76 KB)
📄 evp_local.h(2.58 KB)
📄 evp_pbe.c(7.52 KB)
📄 evp_pkey.c(4 KB)
📄 m_md2.c(1.14 KB)
📄 m_md4.c(1.14 KB)
📄 m_md5.c(1.14 KB)
📄 m_md5_sha1.c(3.2 KB)
📄 m_mdc2.c(1.15 KB)
📄 m_null.c(918 B)
📄 m_ripemd.c(1.21 KB)
📄 m_sha1.c(5.95 KB)
📄 m_sha3.c(13.38 KB)
📄 m_sigver.c(7 KB)
📄 m_wp.c(1.17 KB)
📄 names.c(4.74 KB)
📄 p5_crpt.c(3.13 KB)
📄 p5_crpt2.c(7.81 KB)
📄 p_dec.c(980 B)
📄 p_enc.c(984 B)
📄 p_lib.c(16.59 KB)
📄 p_open.c(1.77 KB)
📄 p_seal.c(1.73 KB)
📄 p_sign.c(1.7 KB)
📄 p_verify.c(1.59 KB)
📄 pbe_scrypt.c(7.38 KB)
📄 pmeth_fn.c(9.59 KB)
📄 pmeth_gn.c(6.01 KB)
📄 pmeth_lib.c(27.12 KB)

Editing: p_sign.c

/*
 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
 *
 * Licensed under the OpenSSL license (the "License").  You may not use
 * this file except in compliance with the License.  You can obtain a copy
 * in the file LICENSE in the source distribution or at
 * https://www.openssl.org/source/license.html
 */

#include <stdio.h>
#include "internal/cryptlib.h"
#include <openssl/evp.h>
#include <openssl/objects.h>
#include <openssl/x509.h>
#include "crypto/evp.h"

int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
                  unsigned int *siglen, EVP_PKEY *pkey)
{
    unsigned char m[EVP_MAX_MD_SIZE];
    unsigned int m_len = 0;
    int i = 0;
    size_t sltmp;
    EVP_PKEY_CTX *pkctx = NULL;

*siglen = 0;
    if (EVP_MD_CTX_test_flags(ctx, EVP_MD_CTX_FLAG_FINALISE)) {
        if (!EVP_DigestFinal_ex(ctx, m, &m_len))
            goto err;
    } else {
        int rv = 0;
        EVP_MD_CTX *tmp_ctx = EVP_MD_CTX_new();
        if (tmp_ctx == NULL) {
            EVPerr(EVP_F_EVP_SIGNFINAL, ERR_R_MALLOC_FAILURE);
            return 0;
        }
        rv = EVP_MD_CTX_copy_ex(tmp_ctx, ctx);
        if (rv)
            rv = EVP_DigestFinal_ex(tmp_ctx, m, &m_len);
        EVP_MD_CTX_free(tmp_ctx);
        if (!rv)
            return 0;
    }

sltmp = (size_t)EVP_PKEY_size(pkey);
    i = 0;
    pkctx = EVP_PKEY_CTX_new(pkey, NULL);
    if (pkctx == NULL)
        goto err;
    if (EVP_PKEY_sign_init(pkctx) <= 0)
        goto err;
    if (EVP_PKEY_CTX_set_signature_md(pkctx, EVP_MD_CTX_md(ctx)) <= 0)
        goto err;
    if (EVP_PKEY_sign(pkctx, sigret, &sltmp, m, m_len) <= 0)
        goto err;
    *siglen = sltmp;
    i = 1;
 err:
    EVP_PKEY_CTX_free(pkctx);
    return i;
}

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Editing: p_sign.c

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