Update libwebsockets to 3.1 (plus UWP patch)

thirdparty/libwebsockets/lib/tls/mbedtls/wrapper/library/ssl_x509.c

@@ -0,0 +1,354 @@
+// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "ssl_x509.h"
+#include "ssl_methods.h"
+#include "ssl_dbg.h"
+#include "ssl_port.h"
+
+#include <assert.h>
+
+/**
+ * @brief show X509 certification information
+ */
+int __X509_show_info(X509 *x)
+{
+    return X509_METHOD_CALL(show_info, x);
+}
+
+/**
+ * @brief create a X509 certification object according to input X509 certification
+ */
+X509* __X509_new(X509 *ix)
+{
+    int ret;
+    X509 *x;
+
+    x = ssl_mem_zalloc(sizeof(X509));
+    if (!x) {
+        SSL_DEBUG(SSL_X509_ERROR_LEVEL, "no enough memory > (x)");
+        goto no_mem;
+    }
+
+    if (ix)
+        x->method = ix->method;
+    else
+        x->method = X509_method();
+
+    ret = X509_METHOD_CALL(new, x, ix);
+    if (ret) {
+        SSL_DEBUG(SSL_PKEY_ERROR_LEVEL, "X509_METHOD_CALL(new) return %d", ret);
+        goto failed;
+    }
+
+    return x;
+
+failed:
+    ssl_mem_free(x);
+no_mem:
+    return NULL;
+}
+
+/**
+ * @brief create a X509 certification object
+ */
+X509* X509_new(void)
+{
+    return __X509_new(NULL);
+}
+
+/**
+ * @brief free a X509 certification object
+ */
+void X509_free(X509 *x)
+{
+    SSL_ASSERT3(x);
+
+    X509_METHOD_CALL(free, x);
+
+    ssl_mem_free(x);
+};
+
+/**
+ * @brief load a character certification context into system context. If '*cert' is pointed to the
+ *        certification, then load certification into it. Or create a new X509 certification object
+ */
+X509* d2i_X509(X509 **cert, const unsigned char *buffer, long len)
+{
+    int m = 0;
+    int ret;
+    X509 *x;
+
+    SSL_ASSERT2(buffer);
+    SSL_ASSERT2(len);
+
+    if (cert && *cert) {
+        x = *cert;
+    } else {
+        x = X509_new();
+        if (!x) {
+            SSL_DEBUG(SSL_PKEY_ERROR_LEVEL, "X509_new() return NULL");
+            goto failed1;
+        }
+        m = 1;
+    }
+
+    ret = X509_METHOD_CALL(load, x, buffer, len);
+    if (ret) {
+        SSL_DEBUG(SSL_PKEY_ERROR_LEVEL, "X509_METHOD_CALL(load) return %d", ret);
+        goto failed2;
+    }
+
+    return x;
+
+failed2:
+    if (m)
+        X509_free(x);
+failed1:
+    return NULL;
+}
+
+/**
+ * @brief return SSL X509 verify parameters
+ */
+
+X509_VERIFY_PARAM *SSL_get0_param(SSL *ssl)
+{
+	return &ssl->param;
+}
+
+/**
+ * @brief set X509 host verification flags
+ */
+
+int X509_VERIFY_PARAM_set_hostflags(X509_VERIFY_PARAM *param,
+				    unsigned long flags)
+{
+	/* flags not supported yet */
+	return 0;
+}
+
+/**
+ * @brief clear X509 host verification flags
+ */
+
+int X509_VERIFY_PARAM_clear_hostflags(X509_VERIFY_PARAM *param,
+				      unsigned long flags)
+{
+	/* flags not supported yet */
+	return 0;
+}
+
+/**
+ * @brief set SSL context client CA certification
+ */
+int SSL_CTX_add_client_CA(SSL_CTX *ctx, X509 *x)
+{
+    SSL_ASSERT1(ctx);
+    SSL_ASSERT1(x);
+    assert(ctx);
+    if (ctx->client_CA == x)
+        return 1;
+
+    X509_free(ctx->client_CA);
+
+    ctx->client_CA = x;
+
+    return 1;
+}
+
+/**
+ * @brief add CA client certification into the SSL
+ */
+int SSL_CTX_add_client_CA_ASN1(SSL_CTX *ctx, int len,
+                const unsigned char *d)
+{
+	X509 *x;
+
+	x = d2i_X509(NULL, d, len);
+	if (!x) {
+		SSL_DEBUG(SSL_PKEY_ERROR_LEVEL, "d2i_X509() return NULL");
+		return 0;
+	}
+    SSL_ASSERT1(ctx);
+
+    X509_free(ctx->client_CA);
+
+    ctx->client_CA = x;
+
+    return 1;
+}
+
+/**
+ * @brief add CA client certification into the SSL
+ */
+int SSL_add_client_CA(SSL *ssl, X509 *x)
+{
+    SSL_ASSERT1(ssl);
+    SSL_ASSERT1(x);
+
+    if (ssl->client_CA == x)
+        return 1;
+
+    X509_free(ssl->client_CA);
+
+    ssl->client_CA = x;
+
+    return 1;
+}
+
+/**
+ * @brief set the SSL context certification
+ */
+int SSL_CTX_use_certificate(SSL_CTX *ctx, X509 *x)
+{
+    SSL_ASSERT1(ctx);
+    SSL_ASSERT1(x);
+
+    if (ctx->cert->x509 == x)
+        return 1;
+
+    X509_free(ctx->cert->x509);
+
+    ctx->cert->x509 = x;
+
+    return 1;
+}
+
+/**
+ * @brief set the SSL certification
+ */
+int SSL_use_certificate(SSL *ssl, X509 *x)
+{
+    SSL_ASSERT1(ssl);
+    SSL_ASSERT1(x);
+
+    if (ssl->cert->x509 == x)
+        return 1;
+
+    X509_free(ssl->cert->x509);
+
+    ssl->cert->x509 = x;
+
+    return 1;
+}
+
+/**
+ * @brief get the SSL certification point
+ */
+X509 *SSL_get_certificate(const SSL *ssl)
+{
+    SSL_ASSERT2(ssl);
+
+    return ssl->cert->x509;
+}
+
+/**
+ * @brief load certification into the SSL context
+ */
+int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len,
+                                 const unsigned char *d)
+{
+    int ret;
+    X509 *x;
+
+    x = d2i_X509(NULL, d, len);
+    if (!x) {
+        SSL_DEBUG(SSL_PKEY_ERROR_LEVEL, "d2i_X509() return NULL");
+        goto failed1;
+    }
+
+    ret = SSL_CTX_use_certificate(ctx, x);
+    if (!ret) {
+        SSL_DEBUG(SSL_PKEY_ERROR_LEVEL, "SSL_CTX_use_certificate() return %d", ret);
+        goto failed2;
+    }
+
+    return 1;
+
+failed2:
+    X509_free(x);
+failed1:
+    return 0;
+}
+
+/**
+ * @brief load certification into the SSL
+ */
+int SSL_use_certificate_ASN1(SSL *ssl, int len,
+                             const unsigned char *d)
+{
+    int ret;
+    X509 *x;
+
+    x = d2i_X509(NULL, d, len);
+    if (!x) {
+        SSL_DEBUG(SSL_PKEY_ERROR_LEVEL, "d2i_X509() return NULL");
+        goto failed1;
+    }
+
+    ret = SSL_use_certificate(ssl, x);
+    if (!ret) {
+        SSL_DEBUG(SSL_PKEY_ERROR_LEVEL, "SSL_use_certificate() return %d", ret);
+        goto failed2;
+    }
+
+    return 1;
+
+failed2:
+    X509_free(x);
+failed1:
+    return 0;
+}
+
+/**
+ * @brief load the certification file into SSL context
+ */
+int SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type)
+{
+    return 0;
+}
+
+/**
+ * @brief load the certification file into SSL
+ */
+int SSL_use_certificate_file(SSL *ssl, const char *file, int type)
+{
+    return 0;
+}
+
+/**
+ * @brief get peer certification
+ */
+X509 *SSL_get_peer_certificate(const SSL *ssl)
+{
+    SSL_ASSERT2(ssl);
+
+    return ssl->session->peer;
+}
+
+int X509_STORE_CTX_get_error(X509_STORE_CTX *ctx)
+{
+	return X509_V_ERR_UNSPECIFIED;
+}
+
+int X509_STORE_CTX_get_error_depth(X509_STORE_CTX *ctx)
+{
+	return 0;
+}
+
+const char *X509_verify_cert_error_string(long n)
+{
+	return "unknown";
+}