parse_common.h

/*
 * This file is part of the openHiTLS project.
 *
 * openHiTLS is licensed under the Mulan PSL v2.
 * You can use this software according to the terms and conditions of the Mulan PSL v2.
 * You may obtain a copy of Mulan PSL v2 at:
 *
 *     http://license.coscl.org.cn/MulanPSL2
 *
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
 * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
 * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
 * See the Mulan PSL v2 for more details.
 */
 
#ifndef PARSER_COMMON_H
#define PARSER_COMMON_H
 
#include <stdint.h>
#include "tls.h"
#include "hs_msg.h"
#include "cert_method.h"
#include "security.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef struct {
    TLS_Ctx *ctx;
    const uint8_t *buf;
    uint32_t bufLen;
    uint32_t *bufOffset;
} ParsePacket;

int32_t ParseVersion(ParsePacket *pkt, uint16_t *version);

int32_t ParseRandom(ParsePacket *pkt, uint8_t *random, uint32_t randomSize);

int32_t ParseSessionId(ParsePacket *pkt, uint8_t *idSize, uint8_t **id);

int32_t ParseCookie(ParsePacket *pkt, uint8_t *cookieLen, uint8_t **cookie);

HITLS_TrustedCAList *ParseDNList(const uint8_t *data, uint32_t len);

void FreeDNList(HITLS_TrustedCAList *caList);

int32_t ParseBytesToUint8(ParsePacket *pkt, uint8_t *object);

int32_t ParseBytesToUint16(ParsePacket *pkt, uint16_t *object);

int32_t ParseBytesToUint24(ParsePacket *pkt, uint32_t *object);

int32_t ParseBytesToUint32(ParsePacket *pkt, uint32_t *object);

int32_t ParseOneByteLengthField(ParsePacket *pkt, uint8_t *objectSize, uint8_t **object);

int32_t ParseTwoByteLengthField(ParsePacket *pkt, uint16_t *objectSize, uint8_t **object);

int32_t ParseBytesToArray(ParsePacket *pkt, uint8_t **object, uint32_t length);

int32_t ParseCopyBytesToArray(ParsePacket *pkt, uint8_t *object, uint32_t length);

int32_t ParseErrorProcess(TLS_Ctx *ctx, int32_t err, uint32_t logId, const void *format, ALERT_Description description);

int32_t CheckPeerSignScheme(HITLS_Ctx *ctx, CERT_Pair *peerCert, uint16_t signScheme);
 
int32_t ParseExtensionCommon(ParsePacket *pkt, uint16_t *exMsgLen);
#ifdef __cplusplus
}
#endif /* end __cplusplus */
 
#endif /* end PARSER_COMMON_H */