GmSSL/crypto/saf/saf_rsa.c

/* ====================================================================
 * Copyright (c) 2016 The GmSSL Project.  All rights reserved.
 *
 * 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 above 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 acknowledgment:
 *    "This product includes software developed by the GmSSL Project.
 *    (http://gmssl.org/)"
 *
 * 4. The name "GmSSL Project" must not be used to endorse or promote
 *    products derived from this software without prior written
 *    permission. For written permission, please contact
 *    guanzhi1980@gmail.com.
 *
 * 5. Products derived from this software may not be called "GmSSL"
 *    nor may "GmSSL" appear in their names without prior written
 *    permission of the GmSSL Project.
 *
 * 6. Redistributions of any form whatsoever must retain the following
 *    acknowledgment:
 *    "This product includes software developed by the GmSSL Project
 *    (http://gmssl.org/)"
 *
 * THIS SOFTWARE IS PROVIDED BY THE GmSSL PROJECT ``AS IS'' AND ANY
 * EXPRESSED 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 GmSSL PROJECT OR
 * ITS 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.
 * ====================================================================
 */


#include <openssl/gmsaf.h>
#include <openssl/gmapi.h>
#include "saf_lcl.h"


/* 7.3.16 */
int SAF_GenRsaKeyPair(void *hAppHandle,
	unsigned char *pucContainerName,
	unsigned int uiContainerNameLen,
	unsigned int uiKeyBits,
	unsigned int uiKeyUsage,
	unsigned int uiExportFlag)
{
	RSArefPublicKey publicKey;
	RSArefPrivateKey privateKey;

	if (SDR_OK != SDF_GenerateKeyPair_RSA(
		NULL,
		uiKeyBits,
		&publicKey,
		&privateKey)) {
	}

	if ((ret = saf_save_rsa_keypair(
		hAppHandle,
		pucContainerName,
		uiContainerNameLen,
		uiKeyBits,
		uiKeyUsage,
		uiExportFlag,
		&publicKey,
		&privateKey))
		!= SAR_Ok) {
	}

	return SAR_NotSupportYetErr;
}

/* 7.3.17 */
int SAF_GetPublicKey(
	void *hAppHandle,
	unsigned char *pucContainerName,
	unsigned int uiContainerNameLen,
	unsigned int uiKeyUsage,
	unsigned char *pucPublicKey,
	unsigned int *puiPublicKeyLen)
{

	unsigned int uiAlgID;


	if (uiAlgID = SGD_RSA) {
		if (uiKeyUsage == 1) {
			if (SDF_ExportSignPublicKey_RSA(
				hSessionHandle,
				uiKeyIndex,
				(RSArefPublicKey *)pucPublicKey) != SDR_OK) {
			}
		} else {
			if (SDF_ExportEncPublicKey_RSA(
				hSessionHandle,
				uiKeyIndex,
				(RSArefPublicKey *)pucPublicKey) != SDR_OK) {
			}
		}
		*puiPublicKeyLen = (unsigned int)sizeof(RSArefPublicKey);
	} else {
		if (uiKeyUsage == 1) {
			if (SDF_ExportSignPublicKey_ECC(
				hSessionHandle,
				uiKeyIndex,
				(ECCrefPublicKey *)pucPublicKey) != SDR_OK) {
			}
		} else {
			if (SDF_ExportEncPublicKey_ECC(
				hSessionHandle,
				uiKeyIndex,
				(ECCrefPublicKey *)pucPublicKey) != SDR_OK) {
			}
		}
		*puiPublicKeyLen = (unsigned int)sizeof(ECCrefPublicKey);
	}

	return SAR_NotSupportYetErr;
}

/* 7.3.18 */
/* the `pucInData` is message, not digest */
int SAF_RsaSign(
	void *hAppHandle,
	unsigned char *pucContainerName,
	unsigned int uiContainerNameLen,
	unsigned int uiHashAlgoType,
	unsigned char *pucInData,
	unsigned int uiInDataLen,
	unsigned char *pucSignature,
	unsigned int *puiSignatureLen)
{


	return SAR_NotSupportYetErr;
}

/* 7.3.19 */
int SAF_RsaSignFile(
	void *hAppHandle,
	unsigned char *pucContainerName,
	unsigned int uiContainerNameLen,
	unsigned int uiHashAlgoType,
	unsigned char *pucFileName,
	unsigned char *pucSignature,
	unsigned int *puiSignatureLen)
{
	int ret;
	unsigned char *buf = NULL;
	unsigned int buflen;

	if ((ret = readfile(pucFileName, &buf, &buflen)) != SAR_OK) {
		return ret;
	}
	if ((ret = SAF_RsaSign(hAppHandle, pucContainerName, uiContainerNameLen,
		uiHashAlgoType, buf, buflen, pucSignature, puiSignatureLen)) != SAR_OK) {
		OPENSSL_free(buf);
		return ret;
	}

	OPENSSL_free(buf);
	return SAR_OK;
}

/* 7.3.20 */
int SAF_RsaVerifySign(
	unsigned int uiHashAlgoType,
	unsigned char *pucPublicKey,
	unsigned int uiPublicKeyLen,
	unsigned char *pucInData,
	unsigned int uiInDataLen,
	unsigned char *pucSignature,
	unsigned int uiSignatureLen)
{
	return SAR_NotSupportYetErr;
}

/* 7.3.21 */
int SAF_RsaVerifySignFile(
	unsigned int uiHashAlgoType,
	unsigned char *pucPublicKey,
	unsigned int uiPublicKeyLen,
	unsigned char *pucFileName,
	unsigned char *pucSignature,
	unsigned int uiSignatureLen)
{
	int ret;
	unsigned char *buf = NULL;
	unsigned int buflen;

	if ((ret = readfile(pucFileName, &buf, &buflen)) != SAR_OK) {
		return ret;
	}
	if ((ret = SAF_RsaVerifySign(uiHashAlgoType, pucPublicKey, uiPublicKeyLen,
		buf, buflen, pucSignature, puiSignatureLen)) != SAR_OK) {
		OPENSSL_free(buf);
		return ret;
	}

	OPENSSL_free(buf);
	return SAR_OK;
}

/* 7.3.22 */
int SAF_VerifySignByCert(
	unsigned int uiHashAlgoType,
	unsigned char *pucCertificate,
	unsigned int uiCertificateLen,
	unsigned char *pucInData,
	unsigned int uiInDataLen,
	unsigned char *pucSignature,
	unsigned int uiSignatureLen)
{
	int ret;
	unsigned char *buf = NULL;
	unsigned int buflen;

	if ((ret = cert_get_pubkey(pucCertificate, uiCertificateLen, &buf, &buflen)) != SAR_OK) {
		return ret;
	}
	if ((ret = SAF_RsaVerifySign(uiHashAlgoType, pucPublicKey, uiPublicKeyLen,
		buf, buflen, pucSignature, puiSignatureLen)) != SAR_OK) {
		OPENSSL_free(buf);
		return ret;
	}

	OPENSSL_free(buf);
	return SAR_OK;
}