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Diffstat (limited to 'thirdparty/libwebsockets/tls/mbedtls/mbedtls-client.c')
-rw-r--r--thirdparty/libwebsockets/tls/mbedtls/mbedtls-client.c240
1 files changed, 0 insertions, 240 deletions
diff --git a/thirdparty/libwebsockets/tls/mbedtls/mbedtls-client.c b/thirdparty/libwebsockets/tls/mbedtls/mbedtls-client.c
deleted file mode 100644
index a7864ab790..0000000000
--- a/thirdparty/libwebsockets/tls/mbedtls/mbedtls-client.c
+++ /dev/null
@@ -1,240 +0,0 @@
-/*
- * libwebsockets - mbedtls-specific client TLS code
- *
- * Copyright (C) 2010-2017 Andy Green <andy@warmcat.com>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation:
- * version 2.1 of the License.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- * MA 02110-1301 USA
- */
-
-#include "core/private.h"
-
-static int
-OpenSSL_client_verify_callback(int preverify_ok, X509_STORE_CTX *x509_ctx)
-{
- return 0;
-}
-
-int
-lws_ssl_client_bio_create(struct lws *wsi)
-{
- X509_VERIFY_PARAM *param;
- char hostname[128], *p;
- const char *alpn_comma = wsi->context->tls.alpn_default;
- struct alpn_ctx protos;
-
- if (lws_hdr_copy(wsi, hostname, sizeof(hostname),
- _WSI_TOKEN_CLIENT_HOST) <= 0) {
- lwsl_err("%s: Unable to get hostname\n", __func__);
-
- return -1;
- }
-
- /*
- * remove any :port part on the hostname... necessary for network
- * connection but typical certificates do not contain it
- */
- p = hostname;
- while (*p) {
- if (*p == ':') {
- *p = '\0';
- break;
- }
- p++;
- }
-
- wsi->tls.ssl = SSL_new(wsi->vhost->tls.ssl_client_ctx);
- if (!wsi->tls.ssl)
- return -1;
-
- if (wsi->vhost->tls.ssl_info_event_mask)
- SSL_set_info_callback(wsi->tls.ssl, lws_ssl_info_callback);
-
- if (!(wsi->tls.use_ssl & LCCSCF_SKIP_SERVER_CERT_HOSTNAME_CHECK)) {
- param = SSL_get0_param(wsi->tls.ssl);
- /* Enable automatic hostname checks */
- // X509_VERIFY_PARAM_set_hostflags(param,
- // X509_CHECK_FLAG_NO_PARTIAL_WILDCARDS);
- X509_VERIFY_PARAM_set1_host(param, hostname, 0);
- }
-
- if (wsi->vhost->tls.alpn)
- alpn_comma = wsi->vhost->tls.alpn;
-
- if (lws_hdr_copy(wsi, hostname, sizeof(hostname),
- _WSI_TOKEN_CLIENT_ALPN) > 0)
- alpn_comma = hostname;
-
- lwsl_info("%s: %p: client conn sending ALPN list '%s'\n",
- __func__, wsi, alpn_comma);
-
- protos.len = lws_alpn_comma_to_openssl(alpn_comma, protos.data,
- sizeof(protos.data) - 1);
-
- /* with mbedtls, protos is not pointed to after exit from this call */
- SSL_set_alpn_select_cb(wsi->tls.ssl, &protos);
-
- /*
- * use server name indication (SNI), if supported,
- * when establishing connection
- */
- SSL_set_verify(wsi->tls.ssl, SSL_VERIFY_PEER,
- OpenSSL_client_verify_callback);
-
- SSL_set_fd(wsi->tls.ssl, wsi->desc.sockfd);
-
- return 0;
-}
-
-int ERR_get_error(void)
-{
- return 0;
-}
-
-enum lws_ssl_capable_status
-lws_tls_client_connect(struct lws *wsi)
-{
- int m, n = SSL_connect(wsi->tls.ssl);
- const unsigned char *prot;
- unsigned int len;
-
- if (n == 1) {
- SSL_get0_alpn_selected(wsi->tls.ssl, &prot, &len);
- lws_role_call_alpn_negotiated(wsi, (const char *)prot);
- lwsl_info("client connect OK\n");
- return LWS_SSL_CAPABLE_DONE;
- }
-
- m = SSL_get_error(wsi->tls.ssl, n);
-
- if (m == SSL_ERROR_WANT_READ || SSL_want_read(wsi->tls.ssl))
- return LWS_SSL_CAPABLE_MORE_SERVICE_READ;
-
- if (m == SSL_ERROR_WANT_WRITE || SSL_want_write(wsi->tls.ssl))
- return LWS_SSL_CAPABLE_MORE_SERVICE_WRITE;
-
- if (!n) /* we don't know what he wants, but he says to retry */
- return LWS_SSL_CAPABLE_MORE_SERVICE;
-
- return LWS_SSL_CAPABLE_ERROR;
-}
-
-int
-lws_tls_client_confirm_peer_cert(struct lws *wsi, char *ebuf, int ebuf_len)
-{
- int n;
- X509 *peer = SSL_get_peer_certificate(wsi->tls.ssl);
- struct lws_context_per_thread *pt = &wsi->context->pt[(int)wsi->tsi];
- char *sb = (char *)&pt->serv_buf[0];
-
- if (!peer) {
- lwsl_info("peer did not provide cert\n");
-
- return -1;
- }
- lwsl_info("peer provided cert\n");
-
- n = SSL_get_verify_result(wsi->tls.ssl);
- lws_latency(wsi->context, wsi,
- "SSL_get_verify_result LWS_CONNMODE..HANDSHAKE", n, n > 0);
-
- lwsl_debug("get_verify says %d\n", n);
-
- if (n == X509_V_OK)
- return 0;
-
- if (n == X509_V_ERR_HOSTNAME_MISMATCH &&
- (wsi->tls.use_ssl & LCCSCF_SKIP_SERVER_CERT_HOSTNAME_CHECK)) {
- lwsl_info("accepting certificate for invalid hostname\n");
- return 0;
- }
-
- if (n == X509_V_ERR_INVALID_CA &&
- (wsi->tls.use_ssl & LCCSCF_ALLOW_SELFSIGNED)) {
- lwsl_info("accepting certificate from untrusted CA\n");
- return 0;
- }
-
- if ((n == X509_V_ERR_CERT_NOT_YET_VALID ||
- n == X509_V_ERR_CERT_HAS_EXPIRED) &&
- (wsi->tls.use_ssl & LCCSCF_ALLOW_EXPIRED)) {
- lwsl_info("accepting expired or not yet valid certificate\n");
-
- return 0;
- }
- lws_snprintf(ebuf, ebuf_len,
- "server's cert didn't look good, X509_V_ERR = %d: %s\n",
- n, ERR_error_string(n, sb));
- lwsl_info("%s\n", ebuf);
- lws_ssl_elaborate_error();
-
- return -1;
-}
-
-int
-lws_tls_client_create_vhost_context(struct lws_vhost *vh,
- const struct lws_context_creation_info *info,
- const char *cipher_list,
- const char *ca_filepath,
- const char *cert_filepath,
- const char *private_key_filepath)
-{
- X509 *d2i_X509(X509 **cert, const unsigned char *buffer, long len);
- SSL_METHOD *method = (SSL_METHOD *)TLS_client_method();
- unsigned long error;
- lws_filepos_t len;
- uint8_t *buf;
-
- if (!method) {
- error = ERR_get_error();
- lwsl_err("problem creating ssl method %lu: %s\n",
- error, ERR_error_string(error,
- (char *)vh->context->pt[0].serv_buf));
- return 1;
- }
- /* create context */
- vh->tls.ssl_client_ctx = SSL_CTX_new(method);
- if (!vh->tls.ssl_client_ctx) {
- error = ERR_get_error();
- lwsl_err("problem creating ssl context %lu: %s\n",
- error, ERR_error_string(error,
- (char *)vh->context->pt[0].serv_buf));
- return 1;
- }
-
- if (!ca_filepath)
- return 0;
-
- if (alloc_file(vh->context, ca_filepath, &buf, &len)) {
- lwsl_err("Load CA cert file %s failed\n", ca_filepath);
- return 1;
- }
-
- vh->tls.x509_client_CA = d2i_X509(NULL, buf, len);
- free(buf);
- if (!vh->tls.x509_client_CA) {
- lwsl_err("client CA: x509 parse failed\n");
- return 1;
- }
-
- if (!vh->tls.ssl_ctx)
- SSL_CTX_add_client_CA(vh->tls.ssl_client_ctx, vh->tls.x509_client_CA);
- else
- SSL_CTX_add_client_CA(vh->tls.ssl_ctx, vh->tls.x509_client_CA);
-
- lwsl_notice("client loaded CA for verification %s\n", ca_filepath);
-
- return 0;
-}
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