gecko-dev/dom/media/webrtc/PeerIdentity.cpp

80 строки
2.3 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: sw=2 ts=2 sts=2 expandtab
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "PeerIdentity.h"
#include "mozilla/DebugOnly.h"
#include "nsCOMPtr.h"
#include "nsIIDNService.h"
#include "nsNetCID.h"
#include "nsServiceManagerUtils.h"
namespace mozilla {
bool PeerIdentity::Equals(const PeerIdentity& aOther) const {
return Equals(aOther.mPeerIdentity);
}
bool PeerIdentity::Equals(const nsAString& aOtherString) const {
nsString user;
GetUser(mPeerIdentity, user);
nsString otherUser;
GetUser(aOtherString, otherUser);
if (user != otherUser) {
return false;
}
nsString host;
GetHost(mPeerIdentity, host);
nsString otherHost;
GetHost(aOtherString, otherHost);
nsresult rv;
nsCOMPtr<nsIIDNService> idnService =
do_GetService("@mozilla.org/network/idn-service;1", &rv);
if (NS_WARN_IF(NS_FAILED(rv))) {
return host == otherHost;
}
nsCString normHost;
GetNormalizedHost(idnService, host, normHost);
nsCString normOtherHost;
GetNormalizedHost(idnService, otherHost, normOtherHost);
return normHost == normOtherHost;
}
/* static */ void PeerIdentity::GetUser(const nsAString& aPeerIdentity,
nsAString& aUser) {
int32_t at = aPeerIdentity.FindChar('@');
if (at >= 0) {
aUser = Substring(aPeerIdentity, 0, at);
} else {
aUser.Truncate();
}
}
/* static */ void PeerIdentity::GetHost(const nsAString& aPeerIdentity,
nsAString& aHost) {
int32_t at = aPeerIdentity.FindChar('@');
if (at >= 0) {
aHost = Substring(aPeerIdentity, at + 1);
} else {
aHost = aPeerIdentity;
}
}
/* static */ void PeerIdentity::GetNormalizedHost(
const nsCOMPtr<nsIIDNService>& aIdnService, const nsAString& aHost,
nsACString& aNormalizedHost) {
const nsCString chost = NS_ConvertUTF16toUTF8(aHost);
DebugOnly<nsresult> rv =
aIdnService->ConvertUTF8toACE(chost, aNormalizedHost);
NS_WARNING_ASSERTION(NS_SUCCEEDED(rv),
"Failed to convert UTF-8 host to ASCII");
}
} /* namespace mozilla */