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Update TLS 1.3

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This commit is contained in:
Zhi Guan
2026-05-26 21:50:13 +08:00
parent 828a93e907
commit 931c5e39e8
12 changed files with 796 additions and 1080 deletions
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59
src/tls_sni.c
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@@ -23,12 +23,9 @@
#include <gmssl/mem.h>
#include <gmssl/tls.h>
#include <fcntl.h>
#include <errno.h>
#include <sys/select.h>
/*
server_name (SNI)
0. server_name (SNI)
ClientHello.server_name
ext_data = ServerName server_name_list<1..2^16-1>
@@ -111,34 +108,6 @@ int tls_server_name_from_bytes(const uint8_t **host_name, size_t *host_name_len,
return 1;
}
int tls_server_name_print(FILE *fp, int fmt, int ind, const uint8_t *ext_data, size_t ext_datalen)
{
const uint8_t *server_name_list;
size_t server_name_list_len;
uint8_t name_type;
const uint8_t *host_name;
size_t host_name_len;
if (tls_uint16array_from_bytes(&server_name_list, &server_name_list_len, &ext_data, &ext_datalen) != 1) {
error_print();
return -1;
}
while (server_name_list_len) {
if (tls_uint8_from_bytes(&name_type, &server_name_list, &server_name_list_len) != 1
|| tls_uint16array_from_bytes(&host_name, &host_name_len, &server_name_list, &server_name_list_len) != 1) {
error_print();
return -1;
}
format_print(fp, fmt, ind, "name_type: %s (%d)\n", name_type == 0 ? "host_name" : "(unknown)", name_type);
format_string(fp, fmt, ind, "host_name", host_name, host_name_len); // TODO: print string
}
if (ext_datalen) {
error_print();
return -1;
}
return 1;
}
int tls_set_server_name(TLS_CONNECT *conn, const uint8_t *host_name, size_t host_name_len)
{
if (!conn || !host_name || !host_name_len) {
@@ -160,4 +129,30 @@ int tls_set_server_name(TLS_CONNECT *conn, const uint8_t *host_name, size_t host
return 1;
}
int tls_server_name_print(FILE *fp, int fmt, int ind, const uint8_t *ext_data, size_t ext_datalen)
{
const uint8_t *server_name_list;
size_t server_name_list_len;
uint8_t name_type;
const uint8_t *host_name;
size_t host_name_len;
if (tls_uint16array_from_bytes(&server_name_list, &server_name_list_len, &ext_data, &ext_datalen) != 1) {
error_print();
return -1;
}
while (server_name_list_len) {
if (tls_uint8_from_bytes(&name_type, &server_name_list, &server_name_list_len) != 1
|| tls_uint16array_from_bytes(&host_name, &host_name_len, &server_name_list, &server_name_list_len) != 1) {
error_print();
return -1;
}
format_print(fp, fmt, ind, "name_type: %s (%d)\n", name_type == 0 ? "host_name" : "(unknown)", name_type);
format_string(fp, fmt, ind, "host_name", host_name, host_name_len);
}
if (ext_datalen) {
error_print();
return -1;
}
return 1;
}