Initial checkin of gRPC to third_party/

third_party/grpc/src/cpp/common/secure_auth_context.cc

+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include "src/cpp/common/secure_auth_context.h"
+
+#include <grpc/grpc_security.h>
+
+namespace grpc {
+
+SecureAuthContext::SecureAuthContext(grpc_auth_context* ctx,
+                                     bool take_ownership)
+    : ctx_(ctx), take_ownership_(take_ownership) {}
+
+SecureAuthContext::~SecureAuthContext() {
+  if (take_ownership_) grpc_auth_context_release(ctx_);
+}
+
+std::vector<grpc::string_ref> SecureAuthContext::GetPeerIdentity() const {
+  if (!ctx_) {
+    return std::vector<grpc::string_ref>();
+  }
+  grpc_auth_property_iterator iter = grpc_auth_context_peer_identity(ctx_);
+  std::vector<grpc::string_ref> identity;
+  const grpc_auth_property* property = nullptr;
+  while ((property = grpc_auth_property_iterator_next(&iter))) {
+    identity.push_back(
+        grpc::string_ref(property->value, property->value_length));
+  }
+  return identity;
+}
+
+grpc::string SecureAuthContext::GetPeerIdentityPropertyName() const {
+  if (!ctx_) {
+    return "";
+  }
+  const char* name = grpc_auth_context_peer_identity_property_name(ctx_);
+  return name == nullptr ? "" : name;
+}
+
+std::vector<grpc::string_ref> SecureAuthContext::FindPropertyValues(
+    const grpc::string& name) const {
+  if (!ctx_) {
+    return std::vector<grpc::string_ref>();
+  }
+  grpc_auth_property_iterator iter =
+      grpc_auth_context_find_properties_by_name(ctx_, name.c_str());
+  const grpc_auth_property* property = nullptr;
+  std::vector<grpc::string_ref> values;
+  while ((property = grpc_auth_property_iterator_next(&iter))) {
+    values.push_back(grpc::string_ref(property->value, property->value_length));
+  }
+  return values;
+}
+
+AuthPropertyIterator SecureAuthContext::begin() const {
+  if (ctx_) {
+    grpc_auth_property_iterator iter =
+        grpc_auth_context_property_iterator(ctx_);
+    const grpc_auth_property* property =
+        grpc_auth_property_iterator_next(&iter);
+    return AuthPropertyIterator(property, &iter);
+  } else {
+    return end();
+  }
+}
+
+AuthPropertyIterator SecureAuthContext::end() const {
+  return AuthPropertyIterator();
+}
+
+void SecureAuthContext::AddProperty(const grpc::string& key,
+                                    const grpc::string_ref& value) {
+  if (!ctx_) return;
+  grpc_auth_context_add_property(ctx_, key.c_str(), value.data(), value.size());
+}
+
+bool SecureAuthContext::SetPeerIdentityPropertyName(const grpc::string& name) {
+  if (!ctx_) return false;
+  return grpc_auth_context_set_peer_identity_property_name(ctx_,
+                                                           name.c_str()) != 0;
+}
+
+bool SecureAuthContext::IsPeerAuthenticated() const {
+  if (!ctx_) return false;
+  return grpc_auth_context_peer_is_authenticated(ctx_) != 0;
+}
+
+}  // namespace grpc