mirror of
https://github.com/guanzhi/GmSSL.git
synced 2026-06-17 02:14:01 +08:00
add gmapi impls
This commit is contained in:
Zhi Guan
404
crypto/saf/saf_pkcs7.c
Normal file
404
crypto/saf/saf_pkcs7.c
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/* ====================================================================
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* Copyright (c) 2016 The GmSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the GmSSL Project.
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* (http://gmssl.org/)"
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*
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* 4. The name "GmSSL Project" must not be used to endorse or promote
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* products derived from this software without prior written
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* permission. For written permission, please contact
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* guanzhi1980@gmail.com.
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*
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* 5. Products derived from this software may not be called "GmSSL"
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* nor may "GmSSL" appear in their names without prior written
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* permission of the GmSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the GmSSL Project
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* (http://gmssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE GmSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE GmSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*/
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#include <openssl/evp.h>
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#include <openssl/gmapi.h>
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#include <openssl/gmsaf.h>
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#incluce "saf_lcl.h"
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/*
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In GMAPI we will use private keys handled by ENGINE, the keys in ENGINE
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is referenced by ENGINE and key label `key_id`
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*/
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EVP_PKEY *saf_load_private_key( void *hAppHandle,
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unsigned char *containerName, unsigned int containerNameLen,
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unsigned int keyUsage)
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{
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return NULL;
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}
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int GMAPI_CONTAINER_get_cert_and_key(GMAPI_CONTAINER *container,
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int key_usage, X509 **cert, EVP_PKEY **pkey)
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{
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return 0;
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}
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/* 7.4.2 */
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/* we need AppHandle before doing this
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* App + Container + KeyUsage => sign_key
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* the private key is referenced by a string label `key_id`
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*/
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int SAF_Pkcs7_EncodeData(
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void *hAppHandle,
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unsigned char *pucSignContainerName,
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unsigned int uiSignContainerNameLen,
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unsigned int uiSignKeyUsage,
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unsigned char *pucSignerCertificate,
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unsigned int uiSignerCertificateLen,
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unsigned int uiDigestAlgorithm,
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unsigned char *pucEncCertificate,
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unsigned int uiEncCertificateLen,
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unsigned char *pucData,
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unsigned int uiDataLen,
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unsigned char *pucDerP7Data,
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unsigned int *puiDerP7DataLen)
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{
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int ret = SAR_UnknownErr;
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PKCS7 *p7 = NULL;
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EVP_PKEY *pkey = NULL;
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const EVP_MD *md;
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p7 = PKCS7_new();
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pkey = saf_load_private_key(hAppHandle,
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pucSignContainerName, uiSignContainerNameLen
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uiSignKeyUsage);
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PKCS7_set_type(p7, 0);
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return 0;
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}
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/* 7.4.3 */
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int SAF_Pkcs7_DecodeData(
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void *hAppHandle)
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{
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return 0;
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}
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/* 7.4.4 */
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int SAF_Pkcs7_EncodeSignedData(
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void *hAppHandle,
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unsigned char *pucSignContainerName,
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unsigned int uiSignContainerNameLen,
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unsigned int uiSignKeyUsage,
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unsigned char *pucSignerCertificate,
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unsigned int uiSignerCertificateLen,
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unsigned int uiDigestAlgorithm,
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unsigned char *pucData,
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unsigned int uiDataLen,
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unsigned char *pucDerP7Data,
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unsigned int *puiDerP7DataLen)
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{
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int flags;
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BIO *bio = NULL;
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EVP_PKEY *pkey = NULL;
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X509 *cert = NULL;
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unsigned char *p;
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if (!(pkey = saf_load_private_key(hAppHandle, pucSignContainerName,
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uiSignContainerNameLen, uiSignKeyUsage))) {
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}
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/* decode certificate, check no extra input */
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p = pucSignerCertificate;
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if (!(cert = d2i_X509(NULL, &p, (long)uiSignerCertificateLen))) {
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}
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if (p - pucSignerCertificate != uiSignerCertificateLen) {
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}
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/* data bio */
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if (!(bio = BIO_new_mem_buf(pucData, (int)uiDataLen))) {
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}
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/* set digest */
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if (!(md = EVP_get_digestbysgd(uiDigestAlgorithm))) {
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}
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flags = PKCS7_BINARY;
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p7 = PKCS7_sign(cert, pkey, NULL, bio, flags);
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p = pucDerP7Data;
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if (i2d_PKCS7(p7, &p) < 0) {
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}
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*puiDerP7DataLen = p - pucDerP7Data;
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return 0;
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}
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/* 7.4.5 */
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/*
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* The content data in PKCS #7 SignedData format is optional, as the
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* `SAF_Pkcs7_DecodeSignedData` function has explicit content data input
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* with parameter `pucData`, the `SAF_Pkcs7_EncodeSignedData` will not carry
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* content data, with the `PKCS7_DETACHED` flag bit set.
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*/
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int SAF_Pkcs7_DecodeSignedData(
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void *hAppHandle,
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unsigned char *pucDerP7SignedData,
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unsigned int uiDerP7SignedDataLen,
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unsigned char *pucSignerCertificate,
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unsigned int uiSignerCertificateLen,
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unsigned int uiDigestAlgorithm,
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unsigned char *pucData,
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unsigned int uiDataLen,
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unsigned char *pucSign,
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unsigned int *puiSignLen)
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{
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int ret;
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PKCS7 *p7 = NULL;
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X509 *cert = NULL;
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const EVP_MD *md;
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BIO *bio = NULL;
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STACK_OF(X509) *certs = NULL;
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X509_STORE *store = NULL;
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int flags = 0;
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p = pucDerP7SignedData;
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if (!(p7 = d2i_PKCS7(NULL, &p, (long)uiDerP7SignedDataLen))) {
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}
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if (p - pucDerP7SignedData != uiDerP7SignedDataLen) {
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}
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p = pucSignerCertificate;
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if (!(cert = d2i_X509(NULL, &p, (long)uiSignerCertificateLen))) {
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}
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if (p - pucSignerCertificate != uiSignerCertificateLen) {
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}
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if (!(md = EVP_get_digestbysgd(uiDigestAlgorithm))) {
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}
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if (!PKCS7_set_digest(p7, md)) {
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}
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if (!PKCS7_verify(p7, cert, store, bio, NULL, flags)) {
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}
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return 0;
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}
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/* 7.4.6 */
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int SAF_Pkcs7_EncodeEnvelopedData(
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void *hAppHandle,
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unsigned char *pucData,
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unsigned int uiDataLen,
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unsigned char *pucEncCertificate,
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unsigned int uiEncCertificateLen,
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unsigned int uiSymmAlgorithm,
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unsigned char *pucDerP7EnvelopedData,
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unsigned int *puiDerP7EnvelopedDataLen)
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{
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int ret = SAR_UnknownErr;
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PKCS7 *p7 = NULL;
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X509 *cert = NULL;
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BIO *bio = NULL;
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const EVP_CIPHER *cipher;
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int flags;
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cipher = EVP_get_cipherbysgd(uiSymmAlgorithm);
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bio = BIO_new(BIO_s_mem());
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// set data to bio
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p = pucEncCertificate;
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cert = d2i_X509(NULL, &p, uiEncCertificateLen);
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p7 = PKCS7_encrypt(cert, bio, cipher, flags);
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end:
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PKCS7_free(p7);
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return ret;
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}
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/* 7.4.7 */
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/* key is referenced by App.Container.KeyUsage */
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int SAF_Pkcs7_DecodeEnvelopedData(
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void *hAppHandle,
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unsigned char *pucDecContainerName,
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unsigned int uiDecContainerNameLen,
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unsigned int uiDecKeyUsage,
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unsigned char *pucDerP7EnvelopedData,
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unsigned int uiDerP7EnvelopedDataLen,
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unsigned char *pucData,
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unsigned int *puiDataLen)
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{
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PKCS7 *p7 = NULL;
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BIO *bio = NULL;
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X509 *cert = NULL;
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EVP_PKEY *pkey = NULL;
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// get cert and pkey from App.Container.KeyUsage
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PKCS7_decrypt(p7, pkey, cert, bio, flags);
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return 0;
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}
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/* 7.4.8 */
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/* the `hAppHandle` and key is not required in digest */
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int SAF_Pkcs7_EncodeDigestedData(
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void *hAppHandle,
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unsigned int uiDigestAlgorithm,
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unsigned char *pucData,
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unsigned int uiDataLen,
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unsigned char *pucDerP7DigestedData,
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unsigned int *puiDerP7DigestedDataLen)
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{
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int ret = SAR_UnknownErr;
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PKCS7 *p7 = NULL;
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BIO *bio = NULL;
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const EVP_MD *md;
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unsigned char *p;
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int len;
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if (!hAppHandle || !pucData || !pucDerP7DigestedData || !puiDerP7DigestedDataLen) {
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SAFerr(SAF_F_SAF_PKCS7_ENCODEDIGESTEDDATA, ERR_R_PASSED_NULL_PARAMETER);
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return SAR_IndataErr;
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}
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if (!(md = EVP_get_digestbysgd(uiDigestAlgorithm))) {
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SAFerr(SAF_F_SAF_PKCS7_ENCODEDIGESTEDDATA, SAF_R_INVALID_DIGEST_ALGOR);
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return SAR_AlgoTypeErr;
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}
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if (uiDataLen > INT_MAX) {
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return SAR_IndataLenErr;
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}
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len = (int)uiDataLen;
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if (!(p7 = PKCS7_new())) {
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SAFerr(SAF_F_SAF_PKCS7_ENCODEDIGESTEDDATA, ERR_R_MALLOC_FAILURE);
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goto end;
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}
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if (!PKCS7_set_type(p7, NID_pkcs7_digest)) {
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SAFerr(SAF_F_SAF_PKCS7_ENCODEDIGESTEDDATA, ERR_R_PKCS7_LIB);
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goto end;
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}
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/* set digest */
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if (!PKCS7_set_digest(p7, md)) {
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SAFerr(SAF_F_SAF_PKCS7_ENCODEDIGESTEDDATA, ERR_R_PKCS7_LIB);
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goto end;
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}
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/* set content */
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if (!PKCS7_content_new(p7, NID_pkcs7_data)) {
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SAFerr(SAF_F_SAF_PKCS7_ENCODEDIGESTEDDATA, ERR_R_PKCS7_LIB);
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goto end;
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}
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if (!(bio = PKCS7_dataInit(p7, NULL))) {
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SAFerr(SAF_F_SAF_PKCS7_ENCODEDIGESTEDDATA, ERR_R_PKCS7_LIB);
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goto end;
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}
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if (!BIO_write(bio, pucData, len)) {
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SAFerr(SAF_F_SAF_PKCS7_ENCODEDIGESTEDDATA, ERR_R_GMAPI_LIB);
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goto end;
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}
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if (!BIO_flush(bio)) {
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SAFerr(SAF_F_SAF_PKCS7_ENCODEDIGESTEDDATA, ERR_R_GMAPI_LIB);
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goto end;
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}
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if (!PKCS7_dataFinal(p7, bio)) {
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SAFerr(SAF_F_SAF_PKCS7_ENCODEDIGESTEDDATA, ERR_R_PKCS7_LIB);
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goto end;
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}
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/* check output buffer length */
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if ((len = i2d_PKCS7(p7, NULL)) <= 0) {
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SAFerr(SAF_F_SAF_PKCS7_ENCODEDIGESTEDDATA, ERR_R_PKCS7_LIB);
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goto end;
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}
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if (*puiDerP7DigestedDataLen < len) {
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SAFerr(SAF_F_SAF_PKCS7_ENCODEDIGESTEDDATA, SAF_R_BUFFER_TOO_SMALL);
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goto end;
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}
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/* der encoding */
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p = pucDerP7DigestedData;
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if ((len = i2d_PKCS7(p7, &p)) <= 0) {
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SAFerr(SAF_F_SAF_PKCS7_ENCODEDIGESTEDDATA, ERR_R_PKCS7_LIB);
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goto end;
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}
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*puiDerP7DigestedDataLen = (unsigned int)len;
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ret = SAR_OK;
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end:
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PKCS7_free(p7);
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return ret;
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}
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/* 7.4.9 */
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/* parse pkcs7 and get data and digest */
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int SAF_Pkcs7_DecodeDigestedData(
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void *hAppHandle,
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unsigned int uiDigestAlgorithm,
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unsigned char *pucDerP7DigestedData,
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unsigned int uiDerP7DigestedDataLen,
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unsigned char *pucData,
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unsigned int uiDataLen,
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unsigned char *pucDigest,
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unsigned int *puiDigestLen)
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{
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int ret = SAR_UnknownErr;
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PKCS7 *p7 = NULL;
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unsigned char *p;
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long len;
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if (!(md = EVP_get_digestbysgd(uiDigestAlgorithm))) {
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SAFerr(SAF_F_SAF_PKCS7_DECODEDIGESTEDDATA, SAF_R_INVALID_DIGEST_ALGOR);
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return SAR_AlgoTypeErr;
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}
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p = pucDerP7DigestedData;
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len = uiDerP7DigestedDataLen;
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if (!(p7 = d2i_PKCS7(NULL, &p, len))) {
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goto end;
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}
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return ret;
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}
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Block a user