1 files changed, 122 insertions, 0 deletions
diff --git a/libtransport/src/utils/uri.cc b/libtransport/src/utils/uri.cc
new file mode 100644
index 000000000..33eb8b45b
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+++ b/libtransport/src/utils/uri.cc
@@ -0,0 +1,122 @@
+/*
+ * Copyright (c) 2017-2019 Cisco and/or its affiliates.
+ * 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 <hicn/transport/errors/runtime_exception.h>
+#include <hicn/transport/utils/uri.h>
+
+namespace utils {
+
+Uri::Uri() {}
+
+Uri &Uri::parse(const std::string &uri) {
+  if (uri.length() == 0) {
+    throw errors::RuntimeException("Malformed URI.");
+  }
+
+  iterator_t uri_end = uri.end();
+
+  // get query start
+  iterator_t query_start = std::find(uri.begin(), uri_end, '?');
+
+  // protocol
+  iterator_t protocol_start = uri.begin();
+  iterator_t protocol_end = std::find(protocol_start, uri_end, ':');  //"://");
+
+  if (protocol_end != uri_end) {
+    std::string prot = &*(protocol_end);
+    if ((prot.length() > 3) && (prot.substr(0, 3) == "://")) {
+      protocol_ = std::string(protocol_start, protocol_end);
+      protocol_end += 3;  //      ://
+    } else {
+      protocol_end = uri.begin();  // no protocol
+    }
+  } else {
+    protocol_end = uri.begin();  // no protocol
+  }
+  // host
+  iterator_t host_start = protocol_end;
+  iterator_t path_start =
+      std::find(host_start, uri_end, '/');  // get path_start
+
+  iterator_t host_end = std::find(
+      protocol_end, (path_start != uri_end) ? path_start : query_start,
+      ':');  // check for port
+
+  locator_ = std::string(host_start, host_end);
+
+  // port
+  if ((host_end != uri_end) && ((&*(host_end))[0] == ':')) {
+    host_end++;
+    iterator_t port_end = (path_start != uri_end) ? path_start : query_start;
+    port_ = std::string(host_end, port_end);
+  }
+
+  // path
+  if (path_start != uri_end) {
+    path_ = std::string(path_start, query_start);
+  }
+  // query
+  if (query_start != uri_end) {
+    query_string_ = std::string(query_start, uri.end());
+  }
+
+  return *this;
+}
+
+Uri &Uri::parseProtocolAndLocator(const std::string &locator) {
+  iterator_t total_end = locator.end();
+
+  // protocol
+  iterator_t protocol_start = locator.begin();
+  iterator_t protocol_end =
+      std::find(protocol_start, total_end, ':');  //"://");
+
+  if (protocol_end != total_end) {
+    std::string prot = &*(protocol_end);
+    if ((prot.length() > 3) && (prot.substr(0, 3) == "://")) {
+      protocol_ = std::string(protocol_start, protocol_end);
+      protocol_end += 3;  //      ://
+    } else {
+      throw errors::RuntimeException("Malformed locator. (Missing \"://\")");
+    }
+  } else {
+    throw errors::RuntimeException("Malformed locator. No protocol specified.");
+  }
+
+  // locator
+  iterator_t host_start = protocol_end;
+  iterator_t host_end = std::find(protocol_end, total_end, '/');
+
+  if (host_start == host_end) {
+    throw errors::RuntimeException(
+        "Malformed locator. Locator name is missing");
+  }
+
+  locator_ = std::string(host_start, host_end);
+
+  return *this;
+}
+
+std::string Uri::getLocator() { return locator_; }
+
+std::string Uri::getPath() { return path_; }
+
+std::string Uri::getPort() { return port_; }
+
+std::string Uri::getProtocol() { return protocol_; }
+
+std::string Uri::getQueryString() { return query_string_; }
+
+}  // end namespace utils