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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "net/websockets/websocket_extension.h"
#include <map>
#include <string>
#include "base/logging.h"
#include "net/http/http_util.h"
namespace net {
WebSocketExtension::Parameter::Parameter(const std::string& name)
: name_(name) {}
WebSocketExtension::Parameter::Parameter(const std::string& name,
const std::string& value)
: name_(name), value_(value) {
DCHECK(!value.empty());
// |extension-param| must be a token.
DCHECK(HttpUtil::IsToken(value));
}
bool WebSocketExtension::Parameter::Equals(const Parameter& other) const {
return name_ == other.name_ && value_ == other.value_;
}
WebSocketExtension::WebSocketExtension() {}
WebSocketExtension::WebSocketExtension(const std::string& name)
: name_(name) {}
WebSocketExtension::WebSocketExtension(const WebSocketExtension& other) =
default;
WebSocketExtension::~WebSocketExtension() {}
bool WebSocketExtension::Equals(const WebSocketExtension& other) const {
if (name_ != other.name_) return false;
if (parameters_.size() != other.parameters_.size()) return false;
std::multimap<std::string, std::string> this_parameters, other_parameters;
for (const auto& p : parameters_) {
this_parameters.insert(std::make_pair(p.name(), p.value()));
}
for (const auto& p : other.parameters_) {
other_parameters.insert(std::make_pair(p.name(), p.value()));
}
return this_parameters == other_parameters;
}
std::string WebSocketExtension::ToString() const {
if (name_.empty())
return std::string();
std::string result = name_;
for (const auto& param : parameters_) {
result += "; " + param.name();
if (!param.HasValue())
continue;
// |extension-param| must be a token and we don't need to quote it.
DCHECK(HttpUtil::IsToken(param.value()));
result += "=" + param.value();
}
return result;
}
} // namespace net
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