mirror of
https://github.com/guanzhi/GmSSL.git
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564 lines
15 KiB
C
564 lines
15 KiB
C
/*
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* Copyright 2014-2026 The GmSSL Project. All Rights Reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the License); you may
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* not use this file except in compliance with the License.
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*/
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#include <stdio.h>
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#include <errno.h>
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#include <string.h>
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#include <stdlib.h>
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#include <gmssl/hex.h>
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#include <gmssl/tls.h>
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#include <gmssl/error.h>
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static const char *http_get =
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"GET / HTTP/1.1\r\n"
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"Hostname: aaa\r\n"
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"\r\n\r\n";
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static const char *options = "-host str [-port num] [-cacert file] [-cert file -key file -pass str]";
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static const char *help =
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"Options\n"
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"\n"
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" -host str Server's hostname\n"
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" -port num Server's port number, default 443\n"
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" -cipher_suite str Supported cipher suites, may appear multiple times, higher priority first\n"
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" -supported_group str Supported elliptic curves, may appear multiple times, higher priority first\n"
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" -sig_alg str Supported signature algorithms\n"
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" -max_key_exchanges num Number of key exchanges in key_share extension\n"
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" -cacert file Root CA certificate\n"
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" -cert file Client's certificate chain in PEM format\n"
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" -key file Client's encrypted private key in PEM format\n"
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" -pass str Password to decrypt private key\n"
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" -psk_ke Support PSK-only key exchange\n"
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" -psk_dhe_ke Support PSK with (EC)DHE key exchange\n"
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" -psk_identity str PSK Identity\n"
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" -psk_cipher_suite str PSK cipher suite\n"
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" -psk_key hex PSK key in HEX format, of PSK hash length\n"
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" -sess_in Load server's session ticket file\n"
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" -sess_out Save server's session ticket file\n"
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" -early_data file Send early data, -psk_ke and/or -psk_dhe_ke should be set\n"
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"\n"
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"CipherSuites\n"
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" TLS_SM4_GCM_SM3 TLS 1.3\n"
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" TLS_AES_128_GCM_SHA256 TLS 1.3\n"
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" TLS_ECC_SM4_CBC_SM3 TLCP\n"
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" TLS_ECDHE_SM4_CBC_SM3 TLCP TLS 1.2\n"
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" TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 TLS 1.2\n"
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"\n"
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" -supported_group\n"
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" sm2p256v1\n"
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" prime256v1\n"
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"Examples\n"
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"\n"
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" gmssl sm2keygen -pass 1234 -out rootcakey.pem\n"
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" gmssl certgen -C CN -ST Beijing -L Haidian -O PKU -OU CS -CN ROOTCA -days 3650 \\\n"
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" -key rootcakey.pem -pass 1234 -out rootcacert.pem \\\n"
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" -key_usage keyCertSign -key_usage cRLSign -ca\n"
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"\n"
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" gmssl sm2keygen -pass 1234 -out cakey.pem\n"
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" gmssl reqgen -C CN -ST Beijing -L Haidian -O PKU -OU CS -CN \"Sub CA\" \\\n"
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" -key cakey.pem -pass 1234 -out careq.pem\n"
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" gmssl reqsign -in careq.pem -days 365 -key_usage keyCertSign -cacert rootcacert.pem -key rootcakey.pem -pass 1234 \\\n"
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" -out cacert.pem -ca -path_len_constraint 0\n"
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"\n"
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" gmssl sm2keygen -pass 1234 -out signkey.pem\n"
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" gmssl reqgen -C CN -ST Beijing -L Haidian -O PKU -OU CS -CN localhost -key signkey.pem -pass 1234 -out signreq.pem\n"
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" gmssl reqsign -in signreq.pem -days 365 -key_usage digitalSignature -cacert cacert.pem -key cakey.pem -pass 1234 -out signcert.pem\n"
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"\n"
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" cat signcert.pem > certs.pem\n"
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" cat cacert.pem >> certs.pem\n"
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"\n"
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" sudo gmssl tls13_server -port 4430 -cert certs.pem -key signkey.pem -pass 1234\n"
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" gmssl tls13_client -host 127.0.0.1 -port 4430 -cacert rootcacert.pem\n"
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" -sess_in session.bin -sess_out session.bin\n"
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"\n";
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int tls13_client_main(int argc, char *argv[])
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{
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int ret = -1;
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char *prog = argv[0];
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char *host = NULL;
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int port = 443;
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char *cacertfile = NULL;
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char *certfile = NULL;
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char *keyfile = NULL;
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char *pass = NULL;
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struct hostent *hp;
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struct sockaddr_in server;
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tls_socket_t sock = -1;
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TLS_CTX ctx;
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TLS_CONNECT conn;
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char buf[1024] = {0};
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size_t len = sizeof(buf);
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char send_buf[1024] = {0};
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char *sess_in = NULL;
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char *sess_out = NULL;
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int psk_ke = 0;
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int psk_dhe_ke = 0;
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// psk external
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char *psk_identities[16];
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size_t psk_identities_cnt = 0;
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char *psk_cipher_suites[16];
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size_t psk_cipher_suites_cnt = 0;
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char *psk_keys[16];
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size_t psk_keys_cnt = 0;
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char *early_data_file = NULL;
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FILE *early_data_fp = NULL;
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int max_early_data_size = 0;
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char *cipher_suite;
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int cipher;
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int cipher_suites[4];
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size_t cipher_suites_cnt = 0;
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char *supported_group_name;
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int supported_group;
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int supported_groups[4];
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size_t supported_groups_cnt = 0;
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char *max_key_exchanges = NULL;
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int max_key_exchanges_cnt;
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char *sig_alg_name;
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int sig_alg;
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int sig_algs[4];
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size_t sig_algs_cnt = 0;
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argc--;
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argv++;
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if (argc < 1) {
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fprintf(stderr, "usage: %s %s\n", prog, options);
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return 1;
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}
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while (argc >= 1) {
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if (!strcmp(*argv, "-help")) {
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printf("usage: %s %s\n", prog, options);
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printf("%s\n", help);
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return 0;
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} else if (!strcmp(*argv, "-host")) {
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if (--argc < 1) goto bad;
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host = *(++argv);
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} else if (!strcmp(*argv, "-port")) {
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if (--argc < 1) goto bad;
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port = atoi(*(++argv));
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} else if (!strcmp(*argv, "-cacert")) {
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if (--argc < 1) goto bad;
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cacertfile = *(++argv);
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} else if (!strcmp(*argv, "-cert")) {
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if (--argc < 1) goto bad;
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certfile = *(++argv);
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} else if (!strcmp(*argv, "-key")) {
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if (--argc < 1) goto bad;
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keyfile = *(++argv);
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} else if (!strcmp(*argv, "-pass")) {
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if (--argc < 1) goto bad;
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pass = *(++argv);
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} else if (!strcmp(*argv, "-sess_in")) {
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if (--argc < 1) goto bad;
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sess_in = *(++argv);
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} else if (!strcmp(*argv, "-sess_out")) {
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if (--argc < 1) goto bad;
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sess_out = *(++argv);
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} else if (!strcmp(*argv, "-psk_ke")) {
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psk_ke = 1;
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} else if (!strcmp(*argv, "-psk_dhe_ke")) {
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psk_dhe_ke = 1;
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} else if (!strcmp(*argv, "-psk_identity")) {
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if (--argc < 1) goto bad;
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if (psk_identities_cnt > sizeof(psk_identities)/sizeof(psk_identities[0])) {
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error_print();
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return -1;
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}
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psk_identities[psk_identities_cnt++] = *(++argv);
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} else if (!strcmp(*argv, "-psk_cipher_suite")) {
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if (--argc < 1) goto bad;
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if (psk_cipher_suites_cnt > sizeof(psk_cipher_suites)/sizeof(psk_cipher_suites[0])) {
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error_print();
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return -1;
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}
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psk_cipher_suites[psk_cipher_suites_cnt++] = *(++argv);
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} else if (!strcmp(*argv, "-psk_key")) {
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if (--argc < 1) goto bad;
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if (psk_keys_cnt > sizeof(psk_keys)/sizeof(psk_keys[0])) {
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error_print();
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return -1;
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}
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psk_keys[psk_keys_cnt++] = *(++argv);
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} else if (!strcmp(*argv, "-early_data")) {
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if (--argc < 1) goto bad;
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early_data_file = *(++argv);
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} else if (!strcmp(*argv, "-max_early_data_size")) {
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if (--argc < 1) goto bad;
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max_early_data_size = atoi(*(++argv));
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} else if (!strcmp(*argv, "-cipher_suite")) {
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if (--argc < 1) goto bad;
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cipher_suite = *(++argv);
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if ((cipher = tls_cipher_suite_from_name(cipher_suite)) == 0) {
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error_print();
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fprintf(stderr, "%s: cipher suite '%s' not supported\n", prog, cipher_suite);
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return -1;
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}
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if (cipher_suites_cnt >= sizeof(cipher_suites)/sizeof(cipher_suites[0])) {
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error_print();
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fprintf(stderr, "%s: too much cipher suites\n", prog);
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return -1;
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}
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cipher_suites[cipher_suites_cnt] = cipher;
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cipher_suites_cnt++;
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} else if (!strcmp(*argv, "-supported_group")) {
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if (--argc < 1) goto bad;
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supported_group_name = *(++argv);
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if ((supported_group = tls_named_curve_from_name(supported_group_name)) == 0) {
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error_print();
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fprintf(stderr, "%s: supported_group '%s' not supported\n", prog, supported_group_name);
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return -1;
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}
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if (supported_groups_cnt >= sizeof(supported_groups)/sizeof(supported_groups[0])) {
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error_print();
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fprintf(stderr, "%s: too much supported_group\n", prog);
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return -1;
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}
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supported_groups[supported_groups_cnt++] = supported_group;
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} else if (!strcmp(*argv, "-sig_alg")) {
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if (--argc < 1) goto bad;
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sig_alg_name = *(++argv);
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if ((sig_alg = tls_signature_scheme_from_name(sig_alg_name)) == 0) {
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error_print();
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fprintf(stderr, "%s: sig_alg '%s' not supported\n", prog, sig_alg_name);
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return -1;
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}
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if (sig_algs_cnt >= sizeof(sig_algs)/sizeof(sig_algs[0])) {
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error_print();
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fprintf(stderr, "%s: too much sig_algs\n", prog);
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return -1;
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}
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sig_algs[sig_algs_cnt++] = sig_alg;
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} else if (!strcmp(*argv, "-max_key_exchanges")) {
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if (--argc < 1) goto bad;
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max_key_exchanges = *(++argv);
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max_key_exchanges_cnt = atoi(max_key_exchanges);
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if (max_key_exchanges_cnt < 0) {
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error_print();
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return -1;
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}
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} else {
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fprintf(stderr, "%s: invalid option '%s'\n", prog, *argv);
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return 1;
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bad:
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fprintf(stderr, "%s: option '%s' argument required\n", prog, *argv);
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return 0;
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}
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argc--;
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argv++;
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}
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if (!host) {
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fprintf(stderr, "%s: '-in' option required\n", prog);
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return -1;
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}
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if (tls_socket_lib_init() != 1) {
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error_print();
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return -1;
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}
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if (!(hp = gethostbyname(host))) {
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//herror("tls13_client: '-host' invalid");
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goto end;
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}
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memset(&ctx, 0, sizeof(ctx));
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memset(&conn, 0, sizeof(conn));
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server.sin_addr = *((struct in_addr *)hp->h_addr_list[0]);
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server.sin_family = AF_INET;
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server.sin_port = htons(port);
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if (tls_socket_create(&sock, AF_INET, SOCK_STREAM, 0) != 1) {
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fprintf(stderr, "%s: socket create error\n", prog);
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goto end;
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}
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if (tls_socket_connect(sock, &server) != 1) {
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fprintf(stderr, "%s: socket connect error\n", prog);
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goto end;
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}
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if (tls_ctx_init(&ctx, TLS_protocol_tls13, TLS_client_mode) != 1) {
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fprintf(stderr, "%s: context init error\n", prog);
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goto end;
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}
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if (!cipher_suites_cnt) {
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error_print();
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fprintf(stderr, "%s: option '-cipher_suite' required\n", prog);
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goto end;
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}
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if (tls_ctx_set_cipher_suites(&ctx, cipher_suites, cipher_suites_cnt) != 1) {
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fprintf(stderr, "%s: context init error\n", prog);
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goto end;
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}
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if (supported_groups_cnt > 0) {
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if (tls_ctx_set_supported_groups(&ctx, supported_groups, supported_groups_cnt) != 1) {
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error_print();
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return -1;
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}
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}
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if (max_key_exchanges) {
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tls13_ctx_set_max_key_exchanges(&ctx, max_key_exchanges_cnt);
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}
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if (sig_algs_cnt > 0) {
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if (tls_ctx_set_signature_algorithms(&ctx, sig_algs, sig_algs_cnt) != 1) {
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error_print();
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return -1;
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}
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}
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if (cacertfile) {
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if (tls_ctx_set_ca_certificates(&ctx, cacertfile, TLS_DEFAULT_VERIFY_DEPTH) != 1) {
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fprintf(stderr, "%s: context init error\n", prog);
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goto end;
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}
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}
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if (certfile) {
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if (tls_ctx_set_certificate_and_key(&ctx, certfile, keyfile, pass) != 1) {
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fprintf(stderr, "%s: context init error\n", prog);
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goto end;
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}
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}
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if (psk_ke || psk_dhe_ke) {
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if (!sess_in && !psk_keys_cnt) {
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fprintf(stderr, "%s: -sess_in or -psk is required\n", prog);
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error_print();
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return -1;
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}
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tls13_ctx_set_psk_key_exchange_modes(&ctx, psk_ke, psk_dhe_ke);
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}
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if (tls_init(&conn, &ctx) != 1) {
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fprintf(stderr, "%s: error\n", prog);
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goto end;
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}
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if (sess_in) {
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FILE *sess_infp;
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int enable_psk = 0;
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int psk_ret = 1;
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if (!(sess_infp = fopen(sess_in, "rb"))) {
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error_print();
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goto end;
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}
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while (psk_ret) {
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if ((psk_ret = tls13_add_pre_shared_key_from_session_file(&conn, sess_infp)) < 0) {
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error_print();
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fclose(sess_infp);
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return -1;
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}
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}
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fclose(sess_infp);
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// 客户端是否发送pre_shared_key是由什么决定的？需要显式的支持吗
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// 我觉得应该是不需要的，因为如果设置了psk_key_exchange_mode，那么自然要发送pre_shared_key
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tls13_enable_pre_shared_key(&conn, enable_psk);
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}
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if (sess_out) {
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if (tls13_set_session_outfile(&conn, sess_out) != 1) {
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error_print();
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goto end;
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}
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}
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if (psk_keys_cnt) {
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const uint32_t obfuscated_ticket_age = 0;
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size_t i;
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if (psk_identities_cnt != psk_keys_cnt || psk_cipher_suites_cnt != psk_keys_cnt) {
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error_print();
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return -1;
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}
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for (i = 0; i < psk_keys_cnt; i++) {
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int psk_cipher_suite;
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const BLOCK_CIPHER *psk_cipher;
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const DIGEST *psk_digest;
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uint8_t psk_key[64];
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size_t psk_key_len;
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if (!(psk_cipher_suite = tls_cipher_suite_from_name(psk_cipher_suites[i]))) {
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error_print();
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return -1;
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}
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if (tls13_cipher_suite_get(psk_cipher_suite, &psk_cipher, &psk_digest) != 1) {
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error_print();
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return -1;
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}
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if (strlen(psk_keys[i]) != psk_digest->digest_size * 2) {
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error_print();
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return -1;
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}
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if (hex_to_bytes(psk_keys[i], strlen(psk_keys[i]), psk_key, &psk_key_len) != 1) {
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error_print();
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return -1;
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}
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if (tls13_add_pre_shared_key(&conn, (uint8_t *)psk_identities[i], strlen(psk_identities[i]),
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psk_key, psk_key_len, psk_cipher_suite, obfuscated_ticket_age) != 1) {
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error_print();
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return -1;
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}
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}
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tls13_enable_pre_shared_key(&conn, 1);
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}
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if (early_data_file) {
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uint8_t early_data[8192];
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size_t early_data_len;
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if (!psk_ke && !psk_dhe_ke) {
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error_print();
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fprintf(stderr, "%s: -early_data need -psk_ke and/or -psk_dhe_ke set\n", prog);
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return -1;
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}
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if (!(early_data_fp = fopen(early_data_file, "rb"))) {
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error_print();
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return -1;
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}
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early_data_len = fread(early_data, 1, sizeof(early_data), early_data_fp);
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if (early_data_len) {
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||
|
||
if (tls13_set_early_data(&conn, early_data, early_data_len) != 1) {
|
||
fclose(early_data_fp);
|
||
error_print();
|
||
return -1;
|
||
}
|
||
}
|
||
fclose(early_data_fp);
|
||
}
|
||
|
||
|
||
|
||
if (tls_set_socket(&conn, sock) != 1
|
||
|| tls_do_handshake(&conn) != 1) {
|
||
fprintf(stderr, "%s: error\n", prog);
|
||
goto end;
|
||
}
|
||
|
||
|
||
fprintf(stderr, ">>>>>>>>>>>>\n");
|
||
|
||
|
||
|
||
for (;;) {
|
||
fd_set fds;
|
||
size_t sentlen;
|
||
|
||
|
||
FD_ZERO(&fds);
|
||
|
||
|
||
// listen socket
|
||
FD_SET(conn.sock, &fds);
|
||
|
||
// listen stdin
|
||
FD_SET(fileno(stdin), &fds);
|
||
|
||
|
||
// 等待阻塞
|
||
if (select((int)(conn.sock + 1), // In WinSock2, select() ignore the this arg
|
||
&fds, NULL, NULL, NULL) < 0) {
|
||
fprintf(stderr, "%s: select failed\n", prog);
|
||
goto end;
|
||
}
|
||
|
||
/*
|
||
if (!fgets(send_buf, sizeof(send_buf), stdin)) {
|
||
if (feof(stdin)) {
|
||
tls_shutdown(&conn);
|
||
goto end;
|
||
} else {
|
||
continue;
|
||
}
|
||
}
|
||
if (tls13_send(&conn, (uint8_t *)send_buf, strlen(send_buf), &sentlen) != 1) {
|
||
fprintf(stderr, "%s: send error\n", prog);
|
||
goto end;
|
||
}
|
||
*/
|
||
|
||
|
||
if (FD_ISSET(conn.sock, &fds)) {
|
||
for (;;) {
|
||
memset(buf, 0, sizeof(buf));
|
||
if (tls13_recv(&conn, (uint8_t *)buf, sizeof(buf), &len) != 1) {
|
||
goto end;
|
||
}
|
||
fwrite(buf, 1, len, stdout);
|
||
fflush(stdout);
|
||
|
||
// FIXME: change tls13_recv API
|
||
if (conn.datalen == 0) {
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
if (FD_ISSET(fileno(stdin), &fds)) {
|
||
memset(send_buf, 0, sizeof(send_buf));
|
||
|
||
if (!fgets(send_buf, sizeof(send_buf), stdin)) {
|
||
if (feof(stdin)) {
|
||
tls_shutdown(&conn);
|
||
goto end;
|
||
} else {
|
||
continue;
|
||
}
|
||
}
|
||
if (tls13_send(&conn, (uint8_t *)send_buf, strlen(send_buf), &sentlen) != 1) {
|
||
fprintf(stderr, "%s: send error\n", prog);
|
||
goto end;
|
||
}
|
||
}
|
||
}
|
||
|
||
end:
|
||
if (sock != -1) tls_socket_close(sock);
|
||
tls_ctx_cleanup(&ctx);
|
||
tls_cleanup(&conn);
|
||
return 0;
|
||
}
|