From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- dom/media/webrtc/PeerIdentity.cpp | 80 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 dom/media/webrtc/PeerIdentity.cpp (limited to 'dom/media/webrtc/PeerIdentity.cpp') diff --git a/dom/media/webrtc/PeerIdentity.cpp b/dom/media/webrtc/PeerIdentity.cpp new file mode 100644 index 0000000000..d36fea5ea3 --- /dev/null +++ b/dom/media/webrtc/PeerIdentity.cpp @@ -0,0 +1,80 @@ +/* -*- 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 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& aIdnService, + const nsAString& aHost, + nsACString& aNormalizedHost) { + const nsCString chost = NS_ConvertUTF16toUTF8(aHost); + DebugOnly rv = + aIdnService->ConvertUTF8toACE(chost, aNormalizedHost); + NS_WARNING_ASSERTION(NS_SUCCEEDED(rv), + "Failed to convert UTF-8 host to ASCII"); +} + +} /* namespace mozilla */ -- cgit v1.2.3