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Clean code

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This commit is contained in:
Zhi Guan
2026-06-14 15:11:06 +08:00
parent 5312311bf3
commit 5c67b5963d
2 changed files with 31 additions and 35 deletions
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22
include/gmssl/tls.h
View File

@@ -917,6 +917,28 @@ typedef struct {
} TLS_CTX;
extern const int tlcp_supported_groups[];
extern const size_t tlcp_supported_groups_cnt;
extern const int tlcp_signature_algorithms[];
extern const size_t tlcp_signature_algorithms_cnt;
extern const int tlcp_cipher_suites[];
extern const size_t tlcp_cipher_suites_cnt;
extern const int tls12_supported_groups[];
extern const size_t tls12_supported_groups_cnt;
extern const int tls12_signature_algorithms[];
extern const size_t tls12_signature_algorithms_cnt;
extern const int tls12_cipher_suites[];
extern const size_t tls12_cipher_suites_cnt;
extern const int tls13_supported_groups[];
extern const size_t tls13_supported_groups_cnt;
extern const int tls13_signature_algorithms[];
extern const size_t tls13_signature_algorithms_cnt;
extern const int tls13_cipher_suites[];
extern const size_t tls13_cipher_suites_cnt;
int tls_ctx_init(TLS_CTX *ctx, int protocol, int is_client);
int tls_ctx_set_cipher_suites(TLS_CTX *ctx, const int *cipher_suites, size_t cipher_suites_cnt);

44
src/tls.c
View File

@@ -25,26 +25,6 @@
#include <gmssl/pem.h>
#include <gmssl/tls.h>
extern const int tlcp_supported_groups[];
extern const size_t tlcp_supported_groups_cnt;
extern const int tlcp_signature_algorithms[];
extern const size_t tlcp_signature_algorithms_cnt;
extern const int tlcp_cipher_suites[];
extern const size_t tlcp_cipher_suites_cnt;
extern const int tls12_supported_groups[];
extern const size_t tls12_supported_groups_cnt;
extern const int tls12_signature_algorithms[];
extern const size_t tls12_signature_algorithms_cnt;
extern const int tls12_cipher_suites[];
extern const size_t tls12_cipher_suites_cnt;
extern const int tls13_supported_groups[];
extern const size_t tls13_supported_groups_cnt;
extern const int tls13_signature_algorithms[];
extern const size_t tls13_signature_algorithms_cnt;
extern const int tls13_cipher_suites[];
extern const size_t tls13_cipher_suites_cnt;
void tls_uint8_to_bytes(uint8_t a, uint8_t **out, size_t *outlen)
{
@@ -877,7 +857,10 @@ int tls_record_set_handshake(uint8_t *record, size_t *recordlen,
error_print();
return -1;
}
// 由于ServerHelloDone没有负载数据，因此允许 data,datalen = NULL,0
if (!data && datalen) {
error_print();
return -1;
}
if (datalen > TLS_MAX_PLAINTEXT_SIZE - TLS_HANDSHAKE_HEADER_SIZE) {
error_print();
return -1;
@@ -898,7 +881,7 @@ int tls_record_set_handshake(uint8_t *record, size_t *recordlen,
record[6] = (uint8_t)(datalen >> 16);
record[7] = (uint8_t)(datalen >> 8);
record[8] = (uint8_t)(datalen);
if (data) {
if (data && datalen) {
memcpy(tls_handshake_data(tls_record_data(record)), data, datalen);
}
*recordlen = TLS_RECORD_HEADER_SIZE + handshakelen;
@@ -942,7 +925,7 @@ int tls_record_get_handshake(const uint8_t *record,
return -1;
}
if (handshake_len > TLS_MAX_PLAINTEXT_SIZE) {
// 不支持证书长度超过记录长度的特殊情况
// TODO: only valid when max_fragment_length is set
error_print();
return -1;
}
@@ -1176,13 +1159,6 @@ int tls_record_set_handshake_server_hello(uint8_t *record, size_t *recordlen,
return 1;
}
/*
如果报文的结构正确，但是数据不合法的时候，应该返回TLS_alert_illegal_parameter
例如服务器的选择不在ClientHello提供的列表中
因此涉及到语义错误的，应该返回这个错误。
如果语义我们不能理解，但是格式正确，那么应该忽略
*/
int tls_record_get_handshake_server_hello(const uint8_t *record,
int *protocol, const uint8_t **random, const uint8_t **session_id, size_t *session_id_len,
int *cipher_suite, const uint8_t **exts, size_t *exts_len)
@@ -1241,7 +1217,6 @@ int tls_record_get_handshake_server_hello(const uint8_t *record,
}
*cipher_suite = cipher;
// 这个值应该返回给上一层，这样上面才能够返回正确的错误值
if (comp_meth != TLS_compression_null) {
error_print();
return -1;
@@ -1252,10 +1227,9 @@ int tls_record_get_handshake_server_hello(const uint8_t *record,
error_print();
return -1;
}
if (*exts == NULL) {
error_print();
return -1;
}
// ClientHello Extensions in RFC 5246: Extension extensions<0..2^16-1>;
// ClientHello Extensions in RFC 8446: Extension extensions<8..2^16-1>;
// so exts == NULL is allowed
} else {
*exts = NULL;
*exts_len = 0;