feat: add gmssl headers

This commit is contained in:
2023-10-12 19:49:31 +08:00
parent 5029db5fac
commit 7eea3cc000
72 changed files with 7597 additions and 0 deletions

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include/gmssl/cms.h Normal file
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/*
* Copyright 2014-2022 The GmSSL Project. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
*
* http://www.apache.org/licenses/LICENSE-2.0
*/
/*
References:
1. GM/T 0010-2012 SM2 Cryptography Message Syntax Specification
2. RFC 2315 PKCS #7 Cryptographic Message Syntax Version 1.5
3. RFC 5652 Cryptographic Message Syntax (CMS)
*/
#ifndef GMSSL_CMS_H
#define GMSSL_CMS_H
#include <string.h>
#include <stdint.h>
#include <sys/types.h>
#include <gmssl/x509.h>
#ifdef __cplusplus
extern "C" {
#endif
enum {
CMS_version_v1 = 1,
};
/*
ContentType:
OID_cms_data
OID_cms_signed_data
OID_cms_enveloped_data
OID_cms_signed_and_enveloped_data
OID_cms_encrypted_data
OID_cms_key_agreement_info
*/
const char *cms_content_type_name(int oid);
int cms_content_type_from_name(const char *name);
int cms_content_type_to_der(int oid, uint8_t **out, size_t *outlen);
int cms_content_type_from_der(int *oid, const uint8_t **in, size_t *inlen);
/*
ContentInfo ::= SEQUENCE {
contentType OBJECT IDENTIFIER,
content [0] EXPLICIT ANY OPTIONAL }
*/
int cms_content_info_header_to_der(
int content_type, size_t content_len,
uint8_t **out, size_t *outlen);
int cms_content_info_to_der(
int content_type,
const uint8_t *content, size_t content_len,
uint8_t **out, size_t *outlen);
int cms_content_info_from_der(
int *content_type,
const uint8_t **content, size_t *content_len, // 这里获得的是完整的TLV
const uint8_t **in, size_t *inlen);
int cms_content_info_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *d, size_t dlen);
/*
Data ::= OCTET STRING
*/
#define cms_data_to_der(d,dlen,out,outlen) asn1_octet_string_to_der(d,dlen,out,outlen)
#define cms_data_from_der(d,dlen,in,inlen) asn1_octet_string_from_der(d,dlen,in,inlen)
#define cms_data_print(fp,fmt,ind,label,d,dlen) format_bytes(fp,fmt,ind,label,d,dlen)
/*
EncryptedContentInfo ::= SEQUENCE {
contentType OBJECT IDENTIFIER,
contentEncryptionAlgorithm AlgorithmIdentifier,
encryptedContent [0] IMPLICIT OCTET STRING OPTIONAL,
sharedInfo1 [1] IMPLICIT OCTET STRING OPTIONAL,
sharedInfo2 [2] IMPLICIT OCTET STRING OPTIONAL }
*/
int cms_enced_content_info_to_der(
int content_type,
int enc_algor, const uint8_t *enc_iv, size_t enc_iv_len,
const uint8_t *enced_content, size_t enced_content_len,
const uint8_t *shared_info1, size_t shared_info1_len,
const uint8_t *shared_info2, size_t shared_info2_len,
uint8_t **out, size_t *outlen);
int cms_enced_content_info_from_der(
int *content_type,
int *enc_algor, const uint8_t **enc_iv, size_t *enc_iv_len,
const uint8_t **enced_content, size_t *enced_content_len,
const uint8_t **shared_info1, size_t *shared_info1_len,
const uint8_t **shared_info2, size_t *shared_info2_len,
const uint8_t **in, size_t *inlen);
int cms_enced_content_info_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *d, size_t dlen);
int cms_enced_content_info_encrypt_to_der(
int enc_algor,
const uint8_t *key, size_t keylen,
const uint8_t *iv, size_t ivlen,
int content_type, const uint8_t *content, size_t content_len,
const uint8_t *shared_info1, size_t shared_info1_len,
const uint8_t *shared_info2, size_t shared_info2_len,
uint8_t **out, size_t *outlen);
int cms_enced_content_info_decrypt_from_der(
int *enc_algor,
const uint8_t *key, size_t keylen,
int *content_type, uint8_t *content, size_t *content_len,
const uint8_t **shared_info1, size_t *shared_info1_len,
const uint8_t **shared_info2, size_t *shared_info2_len,
const uint8_t **in, size_t *inlen);
/*
EncryptedData ::= SEQUENCE {
version INTEGER (1),
encryptedContentInfo EncryptedContentInfo }
*/
int cms_encrypted_data_to_der(
int version,
int content_type,
int enc_algor, const uint8_t *iv, size_t ivlen,
const uint8_t *enced_content, size_t enced_content_len,
const uint8_t *shared_info1, size_t shared_info1_len,
const uint8_t *shared_info2, size_t shared_info2_len,
uint8_t **out, size_t *outlen);
int cms_encrypted_data_from_der(
int *version,
int *content_type,
int *enc_algor, const uint8_t **iv, size_t *ivlen,
const uint8_t **enced_content, size_t *enced_content_len,
const uint8_t **shared_info1, size_t *shared_info1_len,
const uint8_t **shared_info2, size_t *shared_info2_len,
const uint8_t **in, size_t *inlen);
int cms_encrypted_data_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *d, size_t dlen);
int cms_encrypted_data_encrypt_to_der(
int enc_algor,
const uint8_t *key, size_t keylen,
const uint8_t *iv, size_t ivlen,
int content_type, const uint8_t *content, size_t content_len,
const uint8_t *shared_info1, size_t shared_info1_len,
const uint8_t *shared_info2, size_t shared_info2_len,
uint8_t **out, size_t *outlen);
int cms_encrypted_data_decrypt_from_der(
int *enc_algor,
const uint8_t *key, size_t keylen,
int *content_type, uint8_t *content, size_t *content_len,
const uint8_t **shared_info1, size_t *shared_info1_len,
const uint8_t **shared_info2, size_t *shared_info2_len,
const uint8_t **in, size_t *inlen);
/*
IssuerAndSerialNumber ::= SEQUENCE {
isser Name,
serialNumber INTEGER }
*/
int cms_issuer_and_serial_number_to_der(
const uint8_t *issuer, size_t issuer_len,
const uint8_t *serial_number, size_t serial_number_len,
uint8_t **out, size_t *outlen);
int cms_issuer_and_serial_number_from_der(
const uint8_t **issuer, size_t *issuer_len,
const uint8_t **serial_number, size_t *serial_number_len,
const uint8_t **in, size_t *inlen);
int cms_issuer_and_serial_number_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *d, size_t dlen);
/*
SignerInfo ::= SEQUENCE {
version INTEGER (1),
issuerAndSerialNumber IssuerAndSerialNumber,
digestAlgorithm AlgorithmIdentifier,
authenticatedAttributes [0] IMPLICIT SET OF Attribute OPTINOAL,
digestEncryptionAlgorithm AlgorithmIdentifier,
encryptedDigest OCTET STRING,
unauthenticatedAttributes [1] IMPLICIT SET OF Attribute OPTINOAL, }
*/
int cms_signer_info_to_der(
int version,
const uint8_t *issuer, size_t issuer_len,
const uint8_t *serial_number, size_t serial_number_len,
int digest_algor,
const uint8_t *authed_attrs, size_t authed_attrs_len,
int signature_algor,
const uint8_t *enced_digest, size_t enced_digest_len,
const uint8_t *unauthed_attrs, size_t unauthed_attrs_len,
uint8_t **out, size_t *outlen);
int cms_signer_info_from_der(
int *version,
const uint8_t **issuer, size_t *issuer_len,
const uint8_t **serial_number, size_t *serial_number_len,
int *digest_algor,
const uint8_t **authed_attrs, size_t *authed_attrs_len,
int *signature_algor,
const uint8_t **enced_digest, size_t *enced_digest_len,
const uint8_t **unauthed_attrs, size_t *unauthed_attrs_len,
const uint8_t **in, size_t *inlen);
int cms_signer_info_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *d, size_t dlen);
int cms_signer_info_sign_to_der(
const SM3_CTX *sm3_ctx, const SM2_KEY *sm2_key,
const uint8_t *issuer, size_t issuer_len,
const uint8_t *serial_number, size_t serial_number_len,
const uint8_t *authed_attrs, size_t authed_attrs_len,
const uint8_t *unauthed_attrs, size_t unauthed_attrs_len,
uint8_t **out, size_t *outlen);
int cms_signer_info_verify_from_der(
const SM3_CTX *sm3_ctx, const uint8_t *certs, size_t certslen,
const uint8_t **cert, size_t *certlen,
const uint8_t **issuer, size_t *issuer_len,
const uint8_t **serial, size_t *serial_len,
const uint8_t **authed_attrs, size_t *authed_attrs_len,
const uint8_t **unauthed_attrs, size_t *unauthed_attrs_len,
const uint8_t **in, size_t *inlen);
/*
SignerInfos ::= SET OF SignerInfo;
*/
int cms_signer_infos_add_signer_info(
uint8_t *d, size_t *dlen, size_t maxlen,
const SM3_CTX *sm3_ctx, const SM2_KEY *sign_key,
const uint8_t *issuer, size_t issuer_len,
const uint8_t *serial_number, size_t serial_number_len,
const uint8_t *authed_attrs, size_t authed_attrs_len,
const uint8_t *unauthed_attrs, size_t unauthed_attrs_len);
#define cms_signer_infos_to_der(d,dlen,out,outlen) asn1_set_to_der(d,dlen,out,outlen)
#define cms_signer_infos_from_der(d,dlen,in,inlen) asn1_set_from_der(d,dlen,in,inlen)
int cms_signer_infos_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *d, size_t dlen);
int cms_digest_algors_to_der(const int *digest_algors, size_t digest_algors_cnt, uint8_t **out, size_t *outlen);
int cms_digest_algors_from_der(int *digest_algors, size_t *digest_algors_cnt, size_t max_digest_algors,
const uint8_t **in, size_t *inlen);
int cms_digest_algors_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *d, size_t dlen);
/*
SignedData ::= SEQUENCE {
version INTEGER (1),
digestAlgorithms SET OF AlgorithmIdentifier,
contentInfo ContentInfo,
certificates [0] IMPLICIT SET OF Certificate OPTIONAL,
crls [1] IMPLICIT SET OF CertificateRevocationList OPTIONAL,
signerInfos SET OF SignerInfo }
*/
int cms_signed_data_to_der(
int version,
const int *digest_algors, size_t digest_algors_cnt,
const int content_type, const uint8_t *content, const size_t content_len,
const uint8_t *certs, size_t certs_len,
const uint8_t *crls, const size_t crls_len,
const uint8_t *signer_infos, size_t signer_infos_len,
uint8_t **out, size_t *outlen);
int cms_signed_data_from_der(
int *version,
int *digest_algors, size_t *digest_algors_cnt, size_t max_digest_algors,
int *content_type, const uint8_t **content, size_t *content_len,
const uint8_t **certs, size_t *certs_len,
const uint8_t **crls, size_t *crls_len,
const uint8_t **signer_infos, size_t *signer_infos_len,
const uint8_t **in, size_t *inlen);
int cms_signed_data_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *d, size_t dlen);
typedef struct {
uint8_t *certs;
size_t certs_len;
SM2_KEY *sign_key;
} CMS_CERTS_AND_KEY;
int cms_signed_data_sign_to_der(
const CMS_CERTS_AND_KEY *signers, size_t signers_cnt,
int content_type, const uint8_t *data, size_t datalen, // 当OID_cms_data时为raw data
const uint8_t *crls, size_t crls_len, // 可以为空
uint8_t **out, size_t *outlen);
int cms_signed_data_verify_from_der(
const uint8_t *extra_certs, size_t extra_certs_len,
const uint8_t *extra_crls, size_t extra_crls_len,
int *content_type, const uint8_t **content, size_t *content_len, // 是否应该返回raw data呢
const uint8_t **certs, size_t *certs_len,
const uint8_t **crls, size_t *crls_len,
const uint8_t **signer_infos, size_t *signer_infos_len,
const uint8_t **in, size_t *inlen);
/*
RecipientInfo ::= SEQUENCE {
version INTEGER (1),
issuerAndSerialNumber IssuerAndSerialNumber,
keyEncryptionAlgorithm AlgorithmIdentifier,
encryptedKey OCTET STRING -- DER-encoding of SM2Cipher
}
由于encryptedKey的类型为SM2Cipher, 而SM2Cipher中有2个INTEGER因此长度是不固定的。
因此不能预先确定输出长度
*/
int cms_recipient_info_to_der(
int version,
const uint8_t *issuer, size_t issuer_len,
const uint8_t *serial_number, size_t serial_number_len,
int public_key_enc_algor,
const uint8_t *enced_key, size_t enced_key_len,
uint8_t **out, size_t *outlen);
int cms_recipient_info_from_der(
int *version,
const uint8_t **issuer, size_t *issuer_len,
const uint8_t **serial_number, size_t *serial_number_len,
int *pke_algor, const uint8_t **params, size_t *params_len,// SM2加密只使用SM3没有默认参数但是ECIES可能有
const uint8_t **enced_key, size_t *enced_key_len,
const uint8_t **in, size_t *inlen);
int cms_recipient_info_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *d, size_t dlen);
int cms_recipient_info_encrypt_to_der(
const SM2_KEY *public_key,
const uint8_t *issuer, size_t issuer_len,
const uint8_t *serial, size_t serial_len,
const uint8_t *in, size_t inlen,
uint8_t **out, size_t *outlen);
int cms_recipient_info_decrypt_from_der(
const SM2_KEY *sm2_key,
const uint8_t *rcpt_issuer, size_t rcpt_issuer_len,
const uint8_t *rcpt_serial, size_t rcpt_serial_len,
uint8_t *out, size_t *outlen, size_t maxlen,
const uint8_t **in, size_t *inlen);
int cms_recipient_infos_add_recipient_info(
uint8_t *d, size_t *dlen, size_t maxlen,
const SM2_KEY *public_key,
const uint8_t *issuer, size_t issuer_len,
const uint8_t *serial, size_t serial_len,
const uint8_t *in, size_t inlen);
#define cms_recipient_infos_to_der(d,dlen,out,outlen) asn1_set_to_der(d,dlen,out,outlen)
#define cms_recipient_infos_from_der(d,dlen,in,inlen) asn1_set_from_der(d,dlen,in,inlen)
int cms_recipient_infos_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *d, size_t dlen);
/*
EnvelopedData ::= SEQUENCE {
version Version,
recipientInfos SET OF RecipientInfo,
encryptedContentInfo EncryptedContentInfo }
*/
int cms_enveloped_data_to_der(
int version,
const uint8_t *rcpt_infos, size_t rcpt_infos_len,
int content_type,
int enc_algor, const uint8_t *enc_iv, size_t enc_iv_len,
const uint8_t *enced_content, size_t enced_content_len,
const uint8_t *shared_info1, size_t shared_info1_len,
const uint8_t *shared_info2, size_t shared_info2_len,
uint8_t **out, size_t *outlen);
int cms_enveloped_data_from_der(
int *version,
const uint8_t **rcpt_infos, size_t *rcpt_infos_len,
const uint8_t **enced_content_info, size_t *enced_content_info_len,
const uint8_t **in, size_t *inlen);
int cms_enveloped_data_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *d, size_t dlen);
int cms_enveloped_data_encrypt_to_der(
const uint8_t *rcpt_certs, size_t rcpt_certs_len,
int enc_algor, const uint8_t *key, size_t keylen, const uint8_t *iv, size_t ivlen,
int content_type, const uint8_t *content, size_t content_len,
const uint8_t *shared_info1, size_t shared_info1_len,
const uint8_t *shared_info2, size_t shared_info2_len,
uint8_t **out, size_t *outlen);
int cms_enveloped_data_decrypt_from_der(
const SM2_KEY *sm2_key,
const uint8_t *issuer, size_t issuer_len,
const uint8_t *serial_number, size_t serial_number_len,
int *content_type, uint8_t *content, size_t *content_len,
const uint8_t **rcpt_infos, size_t *rcpt_infos_len,
const uint8_t **shared_info1, size_t *shared_info1_len,
const uint8_t **shared_info2, size_t *shared_info2_len,
const uint8_t **in, size_t *inlen);
/*
SignedAndEnvelopedData ::= SEQUENCE {
version INTEGER (1),
recipientInfos SET OF RecipientInfo,
digestAlgorithms SET OF AlgorithmIdentifier,
encryptedContentInfo EncryptedContentInfo,
certificates [0] IMPLICIT SET OF Certificate OPTIONAL,
crls [1] IMPLICIT SET OF CertificateRevocationList OPTIONAL,
signerInfos SET OF SignerInfo }
*/
int cms_signed_and_enveloped_data_to_der(
int version,
const uint8_t *rcpt_infos, size_t rcpt_infos_len,
const int *digest_algors, size_t digest_algors_cnt,
int content_type,
int enc_algor, const uint8_t *iv, size_t ivlen,
const uint8_t *enced_content, size_t enced_content_len,
const uint8_t *shared_info1, size_t shared_info1_len,
const uint8_t *shared_info2, size_t shared_info2_len,
const uint8_t *certs, size_t certs_len,
const uint8_t *crls, size_t crls_len,
const uint8_t *signer_infos, size_t signer_infos_len,
uint8_t **out, size_t *outlen);
int cms_signed_and_enveloped_data_from_der(
int *version,
const uint8_t **rcpt_infos, size_t *rcpt_infos_len,
int *digest_algors, size_t *digest_algors_cnt, size_t max_digest_algors,
const uint8_t **enced_content_info, size_t *enced_content_info_len,
const uint8_t **certs, size_t *certs_len,
const uint8_t **crls, size_t *crls_len,
const uint8_t **signer_infos, size_t *signer_infos_len,
const uint8_t **in, size_t *inlen);
int cms_signed_and_enveloped_data_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *d, size_t dlen);
int cms_signed_and_enveloped_data_encipher_to_der(
const CMS_CERTS_AND_KEY *signers, size_t signers_cnt,
const uint8_t *rcpt_certs, size_t rcpt_certs_len,
int enc_algor, const uint8_t *key, size_t keylen, const uint8_t *iv, size_t ivlen,
int content_type, const uint8_t *content, size_t content_len,
const uint8_t *signers_crls, size_t signers_crls_len,
const uint8_t *shared_info1, size_t shared_info1_len,
const uint8_t *shared_info2, size_t shared_info2_len,
uint8_t **out, size_t *outlen);
int cms_signed_and_enveloped_data_decipher_from_der(
const SM2_KEY *rcpt_key,
const uint8_t *rcpt_issuer, size_t rcpt_issuer_len,
const uint8_t *rcpt_serial, size_t rcpt_serial_len,
int *content_type, uint8_t *content, size_t *content_len,
const uint8_t **prcpt_infos, size_t *prcpt_infos_len,
const uint8_t **shared_info1, size_t *shared_info1_len,
const uint8_t **shared_info2, size_t *shared_info2_len,
const uint8_t **certs, size_t *certs_len,
const uint8_t **crls, size_t *crls_len,
const uint8_t **psigner_infos, size_t *psigner_infos_len,
const uint8_t *extra_certs, size_t extra_certs_len,
const uint8_t *extra_crls, size_t extra_crls_len,
const uint8_t **in, size_t *inlen);
/*
KeyAgreementInfo ::= SEQUENCE {
version INTEGER (1),
tempPublicKeyR SM2PublicKey,
userCertificate Certificate,
userID OCTET STRING }
*/
int cms_key_agreement_info_to_der(
int version,
const SM2_KEY *temp_public_key_r,
const uint8_t *user_cert, size_t user_cert_len,
const uint8_t *user_id, size_t user_id_len,
uint8_t **out, size_t *outlen);
int cms_key_agreement_info_from_der(
int *version,
SM2_KEY *temp_public_key_r,
const uint8_t **user_cert, size_t *user_cert_len,
const uint8_t **user_id, size_t *user_id_len,
const uint8_t **in, size_t *inlen);
int cms_key_agreement_info_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *d, size_t dlen);
// 下面是公开API
// 公开API的设计考虑
// 1. 不需要调用其他函数
// 2. 在逻辑上容易理解
// 3. 将cms,cmslen看做对象
// 生成ContentInfo, type == data
int cms_set_data(uint8_t *cms, size_t *cmslen,
const uint8_t *d, size_t dlen);
int cms_encrypt(
uint8_t *cms, size_t *cmslen, // ContentInfo (type encryptedData)
int enc_algor, const uint8_t *key, size_t keylen, const uint8_t *iv, size_t ivlen, // 对称加密算法、密钥和IV
int content_type, const uint8_t *content, size_t content_len, // 待加密的输入数据
const uint8_t *shared_info1, size_t shared_info1_len, // 附加信息
const uint8_t *shared_info2, size_t shared_info2_len);
int cms_decrypt(
const uint8_t *cms, size_t cmslen, // ContentInfo (type encryptedData)
int *enc_algor, const uint8_t *key, size_t keylen, // 解密密钥(我们不知道解密算法)
int *content_type, uint8_t *content, size_t *content_len, // 输出的解密数据类型及数据
const uint8_t **shared_info1, size_t *shared_info1_len, // 附加信息
const uint8_t **shared_info2, size_t *shared_info2_len);
int cms_sign(
uint8_t *cms, size_t *cms_len,
const CMS_CERTS_AND_KEY *signers, size_t signers_cnt, // 签名者的签名私钥和证书
int content_type, const uint8_t *content, size_t content_len, // 待签名的输入数据
const uint8_t *crls, size_t crls_len);
int cms_verify(
const uint8_t *cms, size_t cms_len,
const uint8_t *extra_certs, size_t extra_certs_len,
const uint8_t *extra_crls, size_t extra_crls_len,
int *content_type, const uint8_t **content, size_t *content_len,
const uint8_t **certs, size_t *certs_len,
const uint8_t **crls, size_t *crls_len,
const uint8_t **signer_infos, size_t *signer_infos_len);
int cms_envelop(
uint8_t *cms, size_t *cms_len,
const uint8_t *rcpt_certs, size_t rcpt_certs_len, // 接收方证书,注意这个参数的类型可以容纳多个证书,但是只有在一个接受者时对调用方最方便
int enc_algor, const uint8_t *key, size_t keylen, const uint8_t *iv, size_t ivlen, // 对称加密算法及参数
int content_type, const uint8_t *content, size_t content_len, // 待加密的输入数据
const uint8_t *shared_info1, size_t shared_info1_len, // 附加输入信息
const uint8_t *shared_info2, size_t shared_info2_len);
int cms_deenvelop(
const uint8_t *cms, size_t cms_len,
const SM2_KEY *rcpt_key, const uint8_t *rcpt_cert, size_t rcpt_cert_len, // 接收方的解密私钥和对应的证书,注意只需要一个解密方
int *content_type, uint8_t *content, size_t *content_len,
const uint8_t **rcpt_infos, size_t *rcpt_infos_len, // 解析得到,用于显示
const uint8_t **shared_info1, size_t *shared_info1_len,
const uint8_t **shared_info2, size_t *shared_info2_len);
int cms_sign_and_envelop(
uint8_t *cms, size_t *cms_len,
const CMS_CERTS_AND_KEY *signers, size_t signers_cnt,
const uint8_t *rcpt_certs, size_t rcpt_certs_len,
int enc_algor, const uint8_t *key, size_t keylen, const uint8_t *iv, size_t ivlen,
int content_type, const uint8_t *content, size_t content_len,
const uint8_t *signers_crls, size_t signers_crls_len,
const uint8_t *shared_info1, size_t shared_info1_len,
const uint8_t *shared_info2, size_t shared_info2_len);
int cms_deenvelop_and_verify(
const uint8_t *cms, size_t cms_len,
const SM2_KEY *rcpt_key, const uint8_t *rcpt_cert, size_t rcpt_cert_len,
const uint8_t *extra_signer_certs, size_t extra_signer_certs_len,
const uint8_t *extra_signer_crls, size_t extra_signer_crls_len,
int *content_type, uint8_t *content, size_t *content_len,
const uint8_t **rcpt_infos, size_t *rcpt_infos_len,
const uint8_t **signer_infos, size_t *signer_infos_len,
const uint8_t **signer_certs, size_t *signer_certs_len,
const uint8_t **signer_crls, size_t *signer_crls_len,
const uint8_t **shared_info1, size_t *shared_info1_len,
const uint8_t **shared_info2, size_t *shared_info2_len);
// 生成ContentInfo, type == keyAgreementInfo
int cms_set_key_agreement_info(
uint8_t *cms, size_t *cms_len,
const SM2_KEY *temp_public_key_r,
const uint8_t *user_cert, size_t user_cert_len,
const uint8_t *user_id, size_t user_id_len);
#define PEM_CMS "CMS"
int cms_to_pem(const uint8_t *cms, size_t cms_len, FILE *fp);
int cms_from_pem(uint8_t *cms, size_t *cms_len, size_t maxlen, FILE *fp);
int cms_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *a, size_t alen);
#ifdef __cplusplus
}
#endif
#endif