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gecko/netwerk/protocol/http/nsHttpHandler.cpp
Fabrice Desré 01d4147524 Bug 725602 - B2G UA is wrong [r=gal]
2012-02-09 14:02:46 -08:00

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim:set ts=4 sw=4 sts=4 et cin: */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla.
*
* The Initial Developer of the Original Code is
* Netscape Communications.
* Portions created by the Initial Developer are Copyright (C) 2001
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Darin Fisher <darin@netscape.com> (original author)
* Gagan Saksena <gagan@netscape.com>
* Pierre Phaneuf <pp@ludusdesign.com>
* Christopher Blizzard <blizzard@mozilla.org>
* Adrian Havill <havill@redhat.com>
* Gervase Markham <gerv@gerv.net>
* Bradley Baetz <bbaetz@netscape.com>
* Benjamin Smedberg <bsmedberg@covad.net>
* Josh Aas <josh@mozilla.com>
* Dão Gottwald <dao@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsHttp.h"
#include "nsHttpHandler.h"
#include "nsHttpChannel.h"
#include "nsHttpConnection.h"
#include "nsHttpResponseHead.h"
#include "nsHttpTransaction.h"
#include "nsHttpAuthCache.h"
#include "nsStandardURL.h"
#include "nsIHttpChannel.h"
#include "nsIURL.h"
#include "nsIStandardURL.h"
#include "nsICacheService.h"
#include "nsICategoryManager.h"
#include "nsCategoryManagerUtils.h"
#include "nsICacheService.h"
#include "nsIPrefService.h"
#include "nsIPrefBranch2.h"
#include "nsIPrefLocalizedString.h"
#include "nsISocketProviderService.h"
#include "nsISocketProvider.h"
#include "nsPrintfCString.h"
#include "nsCOMPtr.h"
#include "nsNetCID.h"
#include "prprf.h"
#include "nsReadableUtils.h"
#include "nsQuickSort.h"
#include "nsNetUtil.h"
#include "nsIOService.h"
#include "nsAsyncRedirectVerifyHelper.h"
#include "nsSocketTransportService2.h"
#include "nsAlgorithm.h"
#include "SpdySession.h"
#include "nsIXULAppInfo.h"
#include "mozilla/net/NeckoChild.h"
#if defined(XP_UNIX)
#include <sys/utsname.h>
#endif
#if defined(XP_WIN)
#include <windows.h>
#endif
#if defined(XP_MACOSX)
#include <CoreServices/CoreServices.h>
#endif
#if defined(XP_OS2)
#define INCL_DOSMISC
#include <os2.h>
#endif
//-----------------------------------------------------------------------------
using namespace mozilla;
using namespace mozilla::net;
#include "mozilla/net/HttpChannelChild.h"
#include "mozilla/FunctionTimer.h"
#ifdef DEBUG
// defined by the socket transport service while active
extern PRThread *gSocketThread;
#endif
static NS_DEFINE_CID(kIOServiceCID, NS_IOSERVICE_CID);
static NS_DEFINE_CID(kStreamConverterServiceCID, NS_STREAMCONVERTERSERVICE_CID);
static NS_DEFINE_CID(kCookieServiceCID, NS_COOKIESERVICE_CID);
static NS_DEFINE_CID(kCacheServiceCID, NS_CACHESERVICE_CID);
static NS_DEFINE_CID(kSocketProviderServiceCID, NS_SOCKETPROVIDERSERVICE_CID);
#define UA_PREF_PREFIX "general.useragent."
#ifdef XP_WIN
#define UA_SPARE_PLATFORM
#endif
#define HTTP_PREF_PREFIX "network.http."
#define INTL_ACCEPT_LANGUAGES "intl.accept_languages"
#define NETWORK_ENABLEIDN "network.enableIDN"
#define BROWSER_PREF_PREFIX "browser.cache."
#define DONOTTRACK_HEADER_ENABLED "privacy.donottrackheader.enabled"
#define UA_PREF(_pref) UA_PREF_PREFIX _pref
#define HTTP_PREF(_pref) HTTP_PREF_PREFIX _pref
#define BROWSER_PREF(_pref) BROWSER_PREF_PREFIX _pref
#define NS_HTTP_PROTOCOL_FLAGS (URI_STD | ALLOWS_PROXY | ALLOWS_PROXY_HTTP | URI_LOADABLE_BY_ANYONE)
//-----------------------------------------------------------------------------
static nsresult
NewURI(const nsACString &aSpec,
const char *aCharset,
nsIURI *aBaseURI,
PRInt32 aDefaultPort,
nsIURI **aURI)
{
nsStandardURL *url = new nsStandardURL();
if (!url)
return NS_ERROR_OUT_OF_MEMORY;
NS_ADDREF(url);
nsresult rv = url->Init(nsIStandardURL::URLTYPE_AUTHORITY,
aDefaultPort, aSpec, aCharset, aBaseURI);
if (NS_FAILED(rv)) {
NS_RELEASE(url);
return rv;
}
*aURI = url; // no QI needed
return NS_OK;
}
//-----------------------------------------------------------------------------
// nsHttpHandler <public>
//-----------------------------------------------------------------------------
nsHttpHandler *gHttpHandler = nsnull;
nsHttpHandler::nsHttpHandler()
: mConnMgr(nsnull)
, mHttpVersion(NS_HTTP_VERSION_1_1)
, mProxyHttpVersion(NS_HTTP_VERSION_1_1)
, mCapabilities(NS_HTTP_ALLOW_KEEPALIVE)
, mProxyCapabilities(NS_HTTP_ALLOW_KEEPALIVE)
, mReferrerLevel(0xff) // by default we always send a referrer
, mFastFallbackToIPv4(false)
, mIdleTimeout(10)
, mSpdyTimeout(180)
, mMaxRequestAttempts(10)
, mMaxRequestDelay(10)
, mIdleSynTimeout(250)
, mMaxConnections(24)
, mMaxConnectionsPerServer(8)
, mMaxPersistentConnectionsPerServer(2)
, mMaxPersistentConnectionsPerProxy(4)
, mMaxPipelinedRequests(2)
, mRedirectionLimit(10)
, mPhishyUserPassLength(1)
, mQoSBits(0x00)
, mPipeliningOverSSL(false)
, mInPrivateBrowsingMode(PRIVATE_BROWSING_UNKNOWN)
, mLastUniqueID(NowInSeconds())
, mSessionStartTime(0)
, mLegacyAppName("Mozilla")
, mLegacyAppVersion("5.0")
, mProduct("Gecko")
, mUserAgentIsDirty(true)
, mUseCache(true)
, mPromptTempRedirect(true)
, mSendSecureXSiteReferrer(true)
, mEnablePersistentHttpsCaching(false)
, mDoNotTrackEnabled(false)
, mEnableSpdy(false)
, mCoalesceSpdy(true)
, mUseAlternateProtocol(false)
, mSpdySendingChunkSize(SpdySession::kSendingChunkSize)
{
#if defined(PR_LOGGING)
gHttpLog = PR_NewLogModule("nsHttp");
#endif
LOG(("Creating nsHttpHandler [this=%x].\n", this));
NS_ASSERTION(!gHttpHandler, "HTTP handler already created!");
gHttpHandler = this;
}
nsHttpHandler::~nsHttpHandler()
{
LOG(("Deleting nsHttpHandler [this=%x]\n", this));
// make sure the connection manager is shutdown
if (mConnMgr) {
mConnMgr->Shutdown();
NS_RELEASE(mConnMgr);
}
// Note: don't call NeckoChild::DestroyNeckoChild() here, as it's too late
// and it'll segfault. NeckoChild will get cleaned up by process exit.
nsHttp::DestroyAtomTable();
gHttpHandler = nsnull;
}
nsresult
nsHttpHandler::Init()
{
NS_TIME_FUNCTION;
nsresult rv;
LOG(("nsHttpHandler::Init\n"));
rv = nsHttp::CreateAtomTable();
if (NS_FAILED(rv))
return rv;
mIOService = do_GetService(NS_IOSERVICE_CONTRACTID, &rv);
if (NS_FAILED(rv)) {
NS_WARNING("unable to continue without io service");
return rv;
}
if (IsNeckoChild())
NeckoChild::InitNeckoChild();
InitUserAgentComponents();
// monitor some preference changes
nsCOMPtr<nsIPrefBranch2> prefBranch = do_GetService(NS_PREFSERVICE_CONTRACTID);
if (prefBranch) {
prefBranch->AddObserver(HTTP_PREF_PREFIX, this, true);
prefBranch->AddObserver(UA_PREF_PREFIX, this, true);
prefBranch->AddObserver(INTL_ACCEPT_LANGUAGES, this, true);
prefBranch->AddObserver(NETWORK_ENABLEIDN, this, true);
prefBranch->AddObserver(BROWSER_PREF("disk_cache_ssl"), this, true);
prefBranch->AddObserver(DONOTTRACK_HEADER_ENABLED, this, true);
PrefsChanged(prefBranch, nsnull);
}
mMisc.AssignLiteral("rv:" MOZILLA_VERSION);
nsCOMPtr<nsIXULAppInfo> appInfo =
do_GetService("@mozilla.org/xre/app-info;1");
mAppName.AssignLiteral(MOZ_APP_UA_NAME);
if (mAppName.Length() == 0 && appInfo) {
appInfo->GetName(mAppName);
appInfo->GetVersion(mAppVersion);
mAppName.StripChars(" ()<>@,;:\\\"/[]?={}");
} else {
mAppVersion.AssignLiteral(MOZ_APP_UA_VERSION);
}
#if DEBUG
// dump user agent prefs
LOG(("> legacy-app-name = %s\n", mLegacyAppName.get()));
LOG(("> legacy-app-version = %s\n", mLegacyAppVersion.get()));
LOG(("> platform = %s\n", mPlatform.get()));
LOG(("> oscpu = %s\n", mOscpu.get()));
LOG(("> misc = %s\n", mMisc.get()));
LOG(("> product = %s\n", mProduct.get()));
LOG(("> product-sub = %s\n", mProductSub.get()));
LOG(("> app-name = %s\n", mAppName.get()));
LOG(("> app-version = %s\n", mAppVersion.get()));
LOG(("> compat-firefox = %s\n", mCompatFirefox.get()));
LOG(("> user-agent = %s\n", UserAgent().get()));
#endif
mSessionStartTime = NowInSeconds();
rv = mAuthCache.Init();
if (NS_FAILED(rv)) return rv;
rv = InitConnectionMgr();
if (NS_FAILED(rv)) return rv;
#ifdef ANDROID
mProductSub.AssignLiteral(MOZ_APP_UA_VERSION);
#else
mProductSub.AssignLiteral(MOZ_UA_BUILDID);
#endif
if (mProductSub.IsEmpty() && appInfo)
appInfo->GetPlatformBuildID(mProductSub);
if (mProductSub.Length() > 8)
mProductSub.SetLength(8);
// Startup the http category
// Bring alive the objects in the http-protocol-startup category
NS_CreateServicesFromCategory(NS_HTTP_STARTUP_CATEGORY,
static_cast<nsISupports*>(static_cast<void*>(this)),
NS_HTTP_STARTUP_TOPIC);
mObserverService = mozilla::services::GetObserverService();
if (mObserverService) {
mObserverService->AddObserver(this, "profile-change-net-teardown", true);
mObserverService->AddObserver(this, "profile-change-net-restore", true);
mObserverService->AddObserver(this, NS_XPCOM_SHUTDOWN_OBSERVER_ID, true);
mObserverService->AddObserver(this, "net:clear-active-logins", true);
mObserverService->AddObserver(this, NS_PRIVATE_BROWSING_SWITCH_TOPIC, true);
mObserverService->AddObserver(this, "net:prune-dead-connections", true);
}
return NS_OK;
}
nsresult
nsHttpHandler::InitConnectionMgr()
{
NS_TIME_FUNCTION;
nsresult rv;
if (!mConnMgr) {
mConnMgr = new nsHttpConnectionMgr();
if (!mConnMgr)
return NS_ERROR_OUT_OF_MEMORY;
NS_ADDREF(mConnMgr);
}
rv = mConnMgr->Init(mMaxConnections,
mMaxConnectionsPerServer,
mMaxConnectionsPerServer,
mMaxPersistentConnectionsPerServer,
mMaxPersistentConnectionsPerProxy,
mMaxRequestDelay,
mMaxPipelinedRequests);
return rv;
}
nsresult
nsHttpHandler::AddStandardRequestHeaders(nsHttpHeaderArray *request,
PRUint8 caps,
bool useProxy)
{
nsresult rv;
// Add the "User-Agent" header
rv = request->SetHeader(nsHttp::User_Agent, UserAgent());
if (NS_FAILED(rv)) return rv;
// MIME based content negotiation lives!
// Add the "Accept" header
rv = request->SetHeader(nsHttp::Accept, mAccept);
if (NS_FAILED(rv)) return rv;
// Add the "Accept-Language" header
if (!mAcceptLanguages.IsEmpty()) {
// Add the "Accept-Language" header
rv = request->SetHeader(nsHttp::Accept_Language, mAcceptLanguages);
if (NS_FAILED(rv)) return rv;
}
// Add the "Accept-Encoding" header
rv = request->SetHeader(nsHttp::Accept_Encoding, mAcceptEncodings);
if (NS_FAILED(rv)) return rv;
// RFC2616 section 19.6.2 states that the "Connection: keep-alive"
// and "Keep-alive" request headers should not be sent by HTTP/1.1
// user-agents. Otherwise, problems with proxy servers (especially
// transparent proxies) can result.
//
// However, we need to send something so that we can use keepalive
// with HTTP/1.0 servers/proxies. We use "Proxy-Connection:" when
// we're talking to an http proxy, and "Connection:" otherwise.
// We no longer send the Keep-Alive request header.
NS_NAMED_LITERAL_CSTRING(close, "close");
NS_NAMED_LITERAL_CSTRING(keepAlive, "keep-alive");
const nsACString *connectionType = &close;
if (caps & NS_HTTP_ALLOW_KEEPALIVE) {
connectionType = &keepAlive;
} else if (useProxy) {
// Bug 92006
request->SetHeader(nsHttp::Connection, close);
}
// Add the "Do-Not-Track" header
if (mDoNotTrackEnabled) {
rv = request->SetHeader(nsHttp::DoNotTrack,
NS_LITERAL_CSTRING("1"));
if (NS_FAILED(rv)) return rv;
}
const nsHttpAtom &header = useProxy ? nsHttp::Proxy_Connection
: nsHttp::Connection;
return request->SetHeader(header, *connectionType);
}
bool
nsHttpHandler::IsAcceptableEncoding(const char *enc)
{
if (!enc)
return false;
// HTTP 1.1 allows servers to send x-gzip and x-compress instead
// of gzip and compress, for example. So, we'll always strip off
// an "x-" prefix before matching the encoding to one we claim
// to accept.
if (!PL_strncasecmp(enc, "x-", 2))
enc += 2;
return nsHttp::FindToken(mAcceptEncodings.get(), enc, HTTP_LWS ",") != nsnull;
}
nsresult
nsHttpHandler::GetCacheSession(nsCacheStoragePolicy storagePolicy,
nsICacheSession **result)
{
nsresult rv;
// Skip cache if disabled in preferences
if (!mUseCache)
return NS_ERROR_NOT_AVAILABLE;
// We want to get the pointer to the cache service each time we're called,
// because it's possible for some add-ons (such as Google Gears) to swap
// in new cache services on the fly, and we want to pick them up as
// appropriate.
nsCOMPtr<nsICacheService> serv = do_GetService(NS_CACHESERVICE_CONTRACTID,
&rv);
if (NS_FAILED(rv)) return rv;
const char *sessionName = "HTTP";
switch (storagePolicy) {
case nsICache::STORE_IN_MEMORY:
sessionName = "HTTP-memory-only";
break;
case nsICache::STORE_OFFLINE:
sessionName = "HTTP-offline";
break;
default:
break;
}
nsCOMPtr<nsICacheSession> cacheSession;
rv = serv->CreateSession(sessionName,
storagePolicy,
nsICache::STREAM_BASED,
getter_AddRefs(cacheSession));
if (NS_FAILED(rv)) return rv;
rv = cacheSession->SetDoomEntriesIfExpired(false);
if (NS_FAILED(rv)) return rv;
NS_ADDREF(*result = cacheSession);
return NS_OK;
}
bool
nsHttpHandler::InPrivateBrowsingMode()
{
if (PRIVATE_BROWSING_UNKNOWN == mInPrivateBrowsingMode) {
// figure out if we're starting in private browsing mode
nsCOMPtr<nsIPrivateBrowsingService> pbs =
do_GetService(NS_PRIVATE_BROWSING_SERVICE_CONTRACTID);
if (!pbs)
return PRIVATE_BROWSING_OFF;
bool p = false;
pbs->GetPrivateBrowsingEnabled(&p);
mInPrivateBrowsingMode = p ? PRIVATE_BROWSING_ON : PRIVATE_BROWSING_OFF;
}
return PRIVATE_BROWSING_ON == mInPrivateBrowsingMode;
}
nsresult
nsHttpHandler::GetStreamConverterService(nsIStreamConverterService **result)
{
if (!mStreamConvSvc) {
nsresult rv;
mStreamConvSvc = do_GetService(NS_STREAMCONVERTERSERVICE_CONTRACTID, &rv);
if (NS_FAILED(rv)) return rv;
}
*result = mStreamConvSvc;
NS_ADDREF(*result);
return NS_OK;
}
nsIStrictTransportSecurityService*
nsHttpHandler::GetSTSService()
{
if (!mSTSService)
mSTSService = do_GetService(NS_STSSERVICE_CONTRACTID);
return mSTSService;
}
nsICookieService *
nsHttpHandler::GetCookieService()
{
if (!mCookieService)
mCookieService = do_GetService(NS_COOKIESERVICE_CONTRACTID);
return mCookieService;
}
nsresult
nsHttpHandler::GetIOService(nsIIOService** result)
{
NS_ADDREF(*result = mIOService);
return NS_OK;
}
void
nsHttpHandler::NotifyObservers(nsIHttpChannel *chan, const char *event)
{
LOG(("nsHttpHandler::NotifyObservers [chan=%x event=\"%s\"]\n", chan, event));
if (mObserverService)
mObserverService->NotifyObservers(chan, event, nsnull);
}
nsresult
nsHttpHandler::AsyncOnChannelRedirect(nsIChannel* oldChan, nsIChannel* newChan,
PRUint32 flags)
{
// TODO E10S This helper has to be initialized on the other process
nsRefPtr<nsAsyncRedirectVerifyHelper> redirectCallbackHelper =
new nsAsyncRedirectVerifyHelper();
return redirectCallbackHelper->Init(oldChan, newChan, flags);
}
/* static */ nsresult
nsHttpHandler::GenerateHostPort(const nsCString& host, PRInt32 port,
nsCString& hostLine)
{
return NS_GenerateHostPort(host, port, hostLine);
}
//-----------------------------------------------------------------------------
// nsHttpHandler <private>
//-----------------------------------------------------------------------------
const nsAFlatCString &
nsHttpHandler::UserAgent()
{
if (mUserAgentOverride) {
LOG(("using general.useragent.override : %s\n", mUserAgentOverride.get()));
return mUserAgentOverride;
}
if (mUserAgentIsDirty) {
BuildUserAgent();
mUserAgentIsDirty = false;
}
return mUserAgent;
}
void
nsHttpHandler::BuildUserAgent()
{
LOG(("nsHttpHandler::BuildUserAgent\n"));
NS_ASSERTION(!mLegacyAppName.IsEmpty() &&
!mLegacyAppVersion.IsEmpty() &&
!mPlatform.IsEmpty() &&
!mOscpu.IsEmpty(),
"HTTP cannot send practical requests without this much");
// preallocate to worst-case size, which should always be better
// than if we didn't preallocate at all.
mUserAgent.SetCapacity(mLegacyAppName.Length() +
mLegacyAppVersion.Length() +
#ifndef UA_SPARE_PLATFORM
mPlatform.Length() +
#endif
mOscpu.Length() +
mMisc.Length() +
mProduct.Length() +
mProductSub.Length() +
mAppName.Length() +
mAppVersion.Length() +
mCompatFirefox.Length() +
mCompatDevice.Length() +
13);
// Application portion
mUserAgent.Assign(mLegacyAppName);
mUserAgent += '/';
mUserAgent += mLegacyAppVersion;
mUserAgent += ' ';
// Application comment
mUserAgent += '(';
#ifndef UA_SPARE_PLATFORM
mUserAgent += mPlatform;
mUserAgent.AppendLiteral("; ");
#endif
#ifdef ANDROID
if (!mCompatDevice.IsEmpty()) {
mUserAgent += mCompatDevice;
mUserAgent.AppendLiteral("; ");
}
#else
mUserAgent += mOscpu;
mUserAgent.AppendLiteral("; ");
#endif
mUserAgent += mMisc;
mUserAgent += ')';
// Product portion
mUserAgent += ' ';
mUserAgent += mProduct;
mUserAgent += '/';
mUserAgent += mProductSub;
// "Firefox/x.y.z" compatibility token
if (!mCompatFirefox.IsEmpty()) {
mUserAgent += ' ';
mUserAgent += mCompatFirefox;
}
// App portion
mUserAgent += ' ';
mUserAgent += mAppName;
mUserAgent += '/';
mUserAgent += mAppVersion;
}
#ifdef XP_WIN
typedef BOOL (WINAPI *IsWow64ProcessP) (HANDLE, PBOOL);
#define WNT_BASE "Windows NT %ld.%ld"
#define W64_PREFIX "; Win64"
#endif
void
nsHttpHandler::InitUserAgentComponents()
{
// Gather platform.
mPlatform.AssignLiteral(
#if defined(ANDROID)
"Android"
#elif defined(XP_OS2)
"OS/2"
#elif defined(XP_WIN)
"Windows"
#elif defined(XP_MACOSX)
"Macintosh"
#elif defined(MOZ_PLATFORM_MAEMO)
"Maemo"
#elif defined(MOZ_X11)
"X11"
#else
"?"
#endif
);
#if defined(ANDROID)
nsCOMPtr<nsIPropertyBag2> infoService = do_GetService("@mozilla.org/system-info;1");
NS_ASSERTION(infoService, "Could not find a system info service");
bool isTablet = false;
infoService->GetPropertyAsBool(NS_LITERAL_STRING("tablet"), &isTablet);
if (isTablet)
mCompatDevice.AssignLiteral("Tablet");
else
mCompatDevice.AssignLiteral("Mobile");
#endif
// Gather OS/CPU.
#if defined(XP_OS2)
ULONG os2ver = 0;
DosQuerySysInfo(QSV_VERSION_MINOR, QSV_VERSION_MINOR,
&os2ver, sizeof(os2ver));
if (os2ver == 11)
mOscpu.AssignLiteral("2.11");
else if (os2ver == 30)
mOscpu.AssignLiteral("Warp 3");
else if (os2ver == 40)
mOscpu.AssignLiteral("Warp 4");
else if (os2ver == 45)
mOscpu.AssignLiteral("Warp 4.5");
#elif defined(XP_WIN)
OSVERSIONINFO info = { sizeof(OSVERSIONINFO) };
if (GetVersionEx(&info)) {
const char *format;
#if defined _M_IA64
format = WNT_BASE W64_PREFIX "; IA64";
#elif defined _M_X64 || defined _M_AMD64
format = WNT_BASE W64_PREFIX "; x64";
#else
BOOL isWow64 = FALSE;
IsWow64ProcessP fnIsWow64Process = (IsWow64ProcessP)
GetProcAddress(GetModuleHandleW(L"kernel32"), "IsWow64Process");
if (fnIsWow64Process &&
!fnIsWow64Process(GetCurrentProcess(), &isWow64)) {
isWow64 = FALSE;
}
format = isWow64
? WNT_BASE "; WOW64"
: WNT_BASE;
#endif
char *buf = PR_smprintf(format,
info.dwMajorVersion,
info.dwMinorVersion);
if (buf) {
mOscpu = buf;
PR_smprintf_free(buf);
}
}
#elif defined (XP_MACOSX)
#if defined(__ppc__)
mOscpu.AssignLiteral("PPC Mac OS X");
#elif defined(__i386__) || defined(__x86_64__)
mOscpu.AssignLiteral("Intel Mac OS X");
#endif
SInt32 majorVersion, minorVersion;
if ((::Gestalt(gestaltSystemVersionMajor, &majorVersion) == noErr) &&
(::Gestalt(gestaltSystemVersionMinor, &minorVersion) == noErr)) {
mOscpu += nsPrintfCString(" %d.%d", majorVersion, minorVersion);
}
#elif defined (XP_UNIX)
struct utsname name;
int ret = uname(&name);
if (ret >= 0) {
nsCAutoString buf;
buf = (char*)name.sysname;
if (strcmp(name.machine, "x86_64") == 0 &&
sizeof(void *) == sizeof(PRInt32)) {
// We're running 32-bit code on x86_64. Make this browser
// look like it's running on i686 hardware, but append "
// (x86_64)" to the end of the oscpu identifier to be able
// to differentiate this from someone running 64-bit code
// on x86_64..
buf += " i686 on x86_64";
} else {
buf += ' ';
#ifdef AIX
// AIX uname returns machine specific info in the uname.machine
// field and does not return the cpu type like other platforms.
// We use the AIX version and release numbers instead.
buf += (char*)name.version;
buf += '.';
buf += (char*)name.release;
#else
buf += (char*)name.machine;
#endif
}
mOscpu.Assign(buf);
}
#endif
mUserAgentIsDirty = true;
}
PRUint32
nsHttpHandler::MaxSocketCount()
{
PR_CallOnce(&nsSocketTransportService::gMaxCountInitOnce,
nsSocketTransportService::DiscoverMaxCount);
// Don't use the full max count because sockets can be held in
// the persistent connection pool for a long time and that could
// starve other users.
PRUint32 maxCount = nsSocketTransportService::gMaxCount;
if (maxCount <= 8)
maxCount = 1;
else
maxCount -= 8;
return maxCount;
}
void
nsHttpHandler::PrefsChanged(nsIPrefBranch *prefs, const char *pref)
{
nsresult rv = NS_OK;
PRInt32 val;
LOG(("nsHttpHandler::PrefsChanged [pref=%s]\n", pref));
#define PREF_CHANGED(p) ((pref == nsnull) || !PL_strcmp(pref, p))
#define MULTI_PREF_CHANGED(p) \
((pref == nsnull) || !PL_strncmp(pref, p, sizeof(p) - 1))
//
// UA components
//
bool cVar = false;
if (PREF_CHANGED(UA_PREF("compatMode.firefox"))) {
rv = prefs->GetBoolPref(UA_PREF("compatMode.firefox"), &cVar);
if (NS_SUCCEEDED(rv) && cVar) {
mCompatFirefox.AssignLiteral("Firefox/" MOZ_UA_FIREFOX_VERSION);
} else {
mCompatFirefox.Truncate();
}
mUserAgentIsDirty = true;
}
// general.useragent.override
if (PREF_CHANGED(UA_PREF("override"))) {
prefs->GetCharPref(UA_PREF("override"),
getter_Copies(mUserAgentOverride));
mUserAgentIsDirty = true;
}
//
// HTTP options
//
if (PREF_CHANGED(HTTP_PREF("keep-alive.timeout"))) {
rv = prefs->GetIntPref(HTTP_PREF("keep-alive.timeout"), &val);
if (NS_SUCCEEDED(rv))
mIdleTimeout = (PRUint16) clamped(val, 1, 0xffff);
}
if (PREF_CHANGED(HTTP_PREF("request.max-attempts"))) {
rv = prefs->GetIntPref(HTTP_PREF("request.max-attempts"), &val);
if (NS_SUCCEEDED(rv))
mMaxRequestAttempts = (PRUint16) clamped(val, 1, 0xffff);
}
if (PREF_CHANGED(HTTP_PREF("request.max-start-delay"))) {
rv = prefs->GetIntPref(HTTP_PREF("request.max-start-delay"), &val);
if (NS_SUCCEEDED(rv)) {
mMaxRequestDelay = (PRUint16) clamped(val, 0, 0xffff);
if (mConnMgr)
mConnMgr->UpdateParam(nsHttpConnectionMgr::MAX_REQUEST_DELAY,
mMaxRequestDelay);
}
}
if (PREF_CHANGED(HTTP_PREF("max-connections"))) {
rv = prefs->GetIntPref(HTTP_PREF("max-connections"), &val);
if (NS_SUCCEEDED(rv)) {
mMaxConnections = (PRUint16) clamped((PRUint32)val,
(PRUint32)1, MaxSocketCount());
if (mConnMgr)
mConnMgr->UpdateParam(nsHttpConnectionMgr::MAX_CONNECTIONS,
mMaxConnections);
}
}
if (PREF_CHANGED(HTTP_PREF("max-connections-per-server"))) {
rv = prefs->GetIntPref(HTTP_PREF("max-connections-per-server"), &val);
if (NS_SUCCEEDED(rv)) {
mMaxConnectionsPerServer = (PRUint8) clamped(val, 1, 0xff);
if (mConnMgr) {
mConnMgr->UpdateParam(nsHttpConnectionMgr::MAX_CONNECTIONS_PER_HOST,
mMaxConnectionsPerServer);
mConnMgr->UpdateParam(nsHttpConnectionMgr::MAX_CONNECTIONS_PER_PROXY,
mMaxConnectionsPerServer);
}
}
}
if (PREF_CHANGED(HTTP_PREF("max-persistent-connections-per-server"))) {
rv = prefs->GetIntPref(HTTP_PREF("max-persistent-connections-per-server"), &val);
if (NS_SUCCEEDED(rv)) {
mMaxPersistentConnectionsPerServer = (PRUint8) clamped(val, 1, 0xff);
if (mConnMgr)
mConnMgr->UpdateParam(nsHttpConnectionMgr::MAX_PERSISTENT_CONNECTIONS_PER_HOST,
mMaxPersistentConnectionsPerServer);
}
}
if (PREF_CHANGED(HTTP_PREF("max-persistent-connections-per-proxy"))) {
rv = prefs->GetIntPref(HTTP_PREF("max-persistent-connections-per-proxy"), &val);
if (NS_SUCCEEDED(rv)) {
mMaxPersistentConnectionsPerProxy = (PRUint8) clamped(val, 1, 0xff);
if (mConnMgr)
mConnMgr->UpdateParam(nsHttpConnectionMgr::MAX_PERSISTENT_CONNECTIONS_PER_PROXY,
mMaxPersistentConnectionsPerProxy);
}
}
if (PREF_CHANGED(HTTP_PREF("sendRefererHeader"))) {
rv = prefs->GetIntPref(HTTP_PREF("sendRefererHeader"), &val);
if (NS_SUCCEEDED(rv))
mReferrerLevel = (PRUint8) clamped(val, 0, 0xff);
}
if (PREF_CHANGED(HTTP_PREF("redirection-limit"))) {
rv = prefs->GetIntPref(HTTP_PREF("redirection-limit"), &val);
if (NS_SUCCEEDED(rv))
mRedirectionLimit = (PRUint8) clamped(val, 0, 0xff);
}
if (PREF_CHANGED(HTTP_PREF("connection-retry-timeout"))) {
rv = prefs->GetIntPref(HTTP_PREF("connection-retry-timeout"), &val);
if (NS_SUCCEEDED(rv))
mIdleSynTimeout = (PRUint16) clamped(val, 0, 3000);
}
if (PREF_CHANGED(HTTP_PREF("fast-fallback-to-IPv4"))) {
rv = prefs->GetBoolPref(HTTP_PREF("fast-fallback-to-IPv4"), &cVar);
if (NS_SUCCEEDED(rv))
mFastFallbackToIPv4 = cVar;
}
if (PREF_CHANGED(HTTP_PREF("version"))) {
nsXPIDLCString httpVersion;
prefs->GetCharPref(HTTP_PREF("version"), getter_Copies(httpVersion));
if (httpVersion) {
if (!PL_strcmp(httpVersion, "1.1"))
mHttpVersion = NS_HTTP_VERSION_1_1;
else if (!PL_strcmp(httpVersion, "0.9"))
mHttpVersion = NS_HTTP_VERSION_0_9;
else
mHttpVersion = NS_HTTP_VERSION_1_0;
}
}
if (PREF_CHANGED(HTTP_PREF("proxy.version"))) {
nsXPIDLCString httpVersion;
prefs->GetCharPref(HTTP_PREF("proxy.version"), getter_Copies(httpVersion));
if (httpVersion) {
if (!PL_strcmp(httpVersion, "1.1"))
mProxyHttpVersion = NS_HTTP_VERSION_1_1;
else
mProxyHttpVersion = NS_HTTP_VERSION_1_0;
// it does not make sense to issue a HTTP/0.9 request to a proxy server
}
}
if (PREF_CHANGED(HTTP_PREF("keep-alive"))) {
rv = prefs->GetBoolPref(HTTP_PREF("keep-alive"), &cVar);
if (NS_SUCCEEDED(rv)) {
if (cVar)
mCapabilities |= NS_HTTP_ALLOW_KEEPALIVE;
else
mCapabilities &= ~NS_HTTP_ALLOW_KEEPALIVE;
}
}
if (PREF_CHANGED(HTTP_PREF("proxy.keep-alive"))) {
rv = prefs->GetBoolPref(HTTP_PREF("proxy.keep-alive"), &cVar);
if (NS_SUCCEEDED(rv)) {
if (cVar)
mProxyCapabilities |= NS_HTTP_ALLOW_KEEPALIVE;
else
mProxyCapabilities &= ~NS_HTTP_ALLOW_KEEPALIVE;
}
}
if (PREF_CHANGED(HTTP_PREF("pipelining"))) {
rv = prefs->GetBoolPref(HTTP_PREF("pipelining"), &cVar);
if (NS_SUCCEEDED(rv)) {
if (cVar)
mCapabilities |= NS_HTTP_ALLOW_PIPELINING;
else
mCapabilities &= ~NS_HTTP_ALLOW_PIPELINING;
}
}
if (PREF_CHANGED(HTTP_PREF("pipelining.maxrequests"))) {
rv = prefs->GetIntPref(HTTP_PREF("pipelining.maxrequests"), &val);
if (NS_SUCCEEDED(rv)) {
mMaxPipelinedRequests = clamped(val, 1, NS_HTTP_MAX_PIPELINED_REQUESTS);
if (mConnMgr)
mConnMgr->UpdateParam(nsHttpConnectionMgr::MAX_PIPELINED_REQUESTS,
mMaxPipelinedRequests);
}
}
if (PREF_CHANGED(HTTP_PREF("pipelining.ssl"))) {
rv = prefs->GetBoolPref(HTTP_PREF("pipelining.ssl"), &cVar);
if (NS_SUCCEEDED(rv))
mPipeliningOverSSL = cVar;
}
if (PREF_CHANGED(HTTP_PREF("proxy.pipelining"))) {
rv = prefs->GetBoolPref(HTTP_PREF("proxy.pipelining"), &cVar);
if (NS_SUCCEEDED(rv)) {
if (cVar)
mProxyCapabilities |= NS_HTTP_ALLOW_PIPELINING;
else
mProxyCapabilities &= ~NS_HTTP_ALLOW_PIPELINING;
}
}
if (PREF_CHANGED(HTTP_PREF("qos"))) {
rv = prefs->GetIntPref(HTTP_PREF("qos"), &val);
if (NS_SUCCEEDED(rv))
mQoSBits = (PRUint8) clamped(val, 0, 0xff);
}
if (PREF_CHANGED(HTTP_PREF("sendSecureXSiteReferrer"))) {
rv = prefs->GetBoolPref(HTTP_PREF("sendSecureXSiteReferrer"), &cVar);
if (NS_SUCCEEDED(rv))
mSendSecureXSiteReferrer = cVar;
}
if (PREF_CHANGED(HTTP_PREF("accept.default"))) {
nsXPIDLCString accept;
rv = prefs->GetCharPref(HTTP_PREF("accept.default"),
getter_Copies(accept));
if (NS_SUCCEEDED(rv))
SetAccept(accept);
}
if (PREF_CHANGED(HTTP_PREF("accept-encoding"))) {
nsXPIDLCString acceptEncodings;
rv = prefs->GetCharPref(HTTP_PREF("accept-encoding"),
getter_Copies(acceptEncodings));
if (NS_SUCCEEDED(rv))
SetAcceptEncodings(acceptEncodings);
}
if (PREF_CHANGED(HTTP_PREF("use-cache"))) {
rv = prefs->GetBoolPref(HTTP_PREF("use-cache"), &cVar);
if (NS_SUCCEEDED(rv)) {
mUseCache = cVar;
}
}
if (PREF_CHANGED(HTTP_PREF("default-socket-type"))) {
nsXPIDLCString sval;
rv = prefs->GetCharPref(HTTP_PREF("default-socket-type"),
getter_Copies(sval));
if (NS_SUCCEEDED(rv)) {
if (sval.IsEmpty())
mDefaultSocketType.Adopt(0);
else {
// verify that this socket type is actually valid
nsCOMPtr<nsISocketProviderService> sps(
do_GetService(NS_SOCKETPROVIDERSERVICE_CONTRACTID));
if (sps) {
nsCOMPtr<nsISocketProvider> sp;
rv = sps->GetSocketProvider(sval, getter_AddRefs(sp));
if (NS_SUCCEEDED(rv)) {
// OK, this looks like a valid socket provider.
mDefaultSocketType.Assign(sval);
}
}
}
}
}
if (PREF_CHANGED(HTTP_PREF("prompt-temp-redirect"))) {
rv = prefs->GetBoolPref(HTTP_PREF("prompt-temp-redirect"), &cVar);
if (NS_SUCCEEDED(rv)) {
mPromptTempRedirect = cVar;
}
}
// enable Persistent caching for HTTPS - bug#205921
if (PREF_CHANGED(BROWSER_PREF("disk_cache_ssl"))) {
cVar = false;
rv = prefs->GetBoolPref(BROWSER_PREF("disk_cache_ssl"), &cVar);
if (NS_SUCCEEDED(rv))
mEnablePersistentHttpsCaching = cVar;
}
if (PREF_CHANGED(HTTP_PREF("phishy-userpass-length"))) {
rv = prefs->GetIntPref(HTTP_PREF("phishy-userpass-length"), &val);
if (NS_SUCCEEDED(rv))
mPhishyUserPassLength = (PRUint8) clamped(val, 0, 0xff);
}
if (PREF_CHANGED(HTTP_PREF("spdy.enabled"))) {
rv = prefs->GetBoolPref(HTTP_PREF("spdy.enabled"), &cVar);
if (NS_SUCCEEDED(rv))
mEnableSpdy = cVar;
}
if (PREF_CHANGED(HTTP_PREF("spdy.coalesce-hostnames"))) {
rv = prefs->GetBoolPref(HTTP_PREF("spdy.coalesce-hostnames"), &cVar);
if (NS_SUCCEEDED(rv))
mCoalesceSpdy = cVar;
}
if (PREF_CHANGED(HTTP_PREF("spdy.use-alternate-protocol"))) {
rv = prefs->GetBoolPref(HTTP_PREF("spdy.use-alternate-protocol"),
&cVar);
if (NS_SUCCEEDED(rv))
mUseAlternateProtocol = cVar;
}
if (PREF_CHANGED(HTTP_PREF("spdy.timeout"))) {
rv = prefs->GetIntPref(HTTP_PREF("spdy.timeout"), &val);
if (NS_SUCCEEDED(rv))
mSpdyTimeout = (PRUint16) clamped(val, 1, 0xffff);
}
if (PREF_CHANGED(HTTP_PREF("spdy.chunk-size"))) {
rv = prefs->GetIntPref(HTTP_PREF("spdy.chunk-size"), &val);
if (NS_SUCCEEDED(rv))
mSpdySendingChunkSize = (PRUint32) clamped(val, 1, 0x7fffffff);
}
//
// INTL options
//
if (PREF_CHANGED(INTL_ACCEPT_LANGUAGES)) {
nsCOMPtr<nsIPrefLocalizedString> pls;
prefs->GetComplexValue(INTL_ACCEPT_LANGUAGES,
NS_GET_IID(nsIPrefLocalizedString),
getter_AddRefs(pls));
if (pls) {
nsXPIDLString uval;
pls->ToString(getter_Copies(uval));
if (uval)
SetAcceptLanguages(NS_ConvertUTF16toUTF8(uval).get());
}
}
//
// IDN options
//
if (PREF_CHANGED(NETWORK_ENABLEIDN)) {
bool enableIDN = false;
prefs->GetBoolPref(NETWORK_ENABLEIDN, &enableIDN);
// No locking is required here since this method runs in the main
// UI thread, and so do all the methods in nsHttpChannel.cpp
// (mIDNConverter is used by nsHttpChannel)
if (enableIDN && !mIDNConverter) {
mIDNConverter = do_GetService(NS_IDNSERVICE_CONTRACTID);
NS_ASSERTION(mIDNConverter, "idnSDK not installed");
}
else if (!enableIDN && mIDNConverter)
mIDNConverter = nsnull;
}
//
// Tracking options
//
if (PREF_CHANGED(DONOTTRACK_HEADER_ENABLED)) {
cVar = false;
rv = prefs->GetBoolPref(DONOTTRACK_HEADER_ENABLED, &cVar);
if (NS_SUCCEEDED(rv)) {
mDoNotTrackEnabled = cVar;
}
}
#undef PREF_CHANGED
#undef MULTI_PREF_CHANGED
}
/**
* Allocates a C string into that contains a ISO 639 language list
* notated with HTTP "q" values for output with a HTTP Accept-Language
* header. Previous q values will be stripped because the order of
* the langs imply the q value. The q values are calculated by dividing
* 1.0 amongst the number of languages present.
*
* Ex: passing: "en, ja"
* returns: "en,ja;q=0.5"
*
* passing: "en, ja, fr_CA"
* returns: "en,ja;q=0.7,fr_CA;q=0.3"
*/
static nsresult
PrepareAcceptLanguages(const char *i_AcceptLanguages, nsACString &o_AcceptLanguages)
{
if (!i_AcceptLanguages)
return NS_OK;
PRUint32 n, size, wrote;
double q, dec;
char *p, *p2, *token, *q_Accept, *o_Accept;
const char *comma;
PRInt32 available;
o_Accept = nsCRT::strdup(i_AcceptLanguages);
if (!o_Accept)
return NS_ERROR_OUT_OF_MEMORY;
for (p = o_Accept, n = size = 0; '\0' != *p; p++) {
if (*p == ',') n++;
size++;
}
available = size + ++n * 11 + 1;
q_Accept = new char[available];
if (!q_Accept) {
nsCRT::free(o_Accept);
return NS_ERROR_OUT_OF_MEMORY;
}
*q_Accept = '\0';
q = 1.0;
dec = q / (double) n;
n = 0;
p2 = q_Accept;
for (token = nsCRT::strtok(o_Accept, ",", &p);
token != (char *) 0;
token = nsCRT::strtok(p, ",", &p))
{
token = net_FindCharNotInSet(token, HTTP_LWS);
char* trim;
trim = net_FindCharInSet(token, ";" HTTP_LWS);
if (trim != (char*)0) // remove "; q=..." if present
*trim = '\0';
if (*token != '\0') {
comma = n++ != 0 ? "," : ""; // delimiter if not first item
PRUint32 u = QVAL_TO_UINT(q);
if (u < 10)
wrote = PR_snprintf(p2, available, "%s%s;q=0.%u", comma, token, u);
else
wrote = PR_snprintf(p2, available, "%s%s", comma, token);
q -= dec;
p2 += wrote;
available -= wrote;
NS_ASSERTION(available > 0, "allocated string not long enough");
}
}
nsCRT::free(o_Accept);
o_AcceptLanguages.Assign((const char *) q_Accept);
delete [] q_Accept;
return NS_OK;
}
nsresult
nsHttpHandler::SetAcceptLanguages(const char *aAcceptLanguages)
{
nsCAutoString buf;
nsresult rv = PrepareAcceptLanguages(aAcceptLanguages, buf);
if (NS_SUCCEEDED(rv))
mAcceptLanguages.Assign(buf);
return rv;
}
nsresult
nsHttpHandler::SetAccept(const char *aAccept)
{
mAccept = aAccept;
return NS_OK;
}
nsresult
nsHttpHandler::SetAcceptEncodings(const char *aAcceptEncodings)
{
mAcceptEncodings = aAcceptEncodings;
return NS_OK;
}
//-----------------------------------------------------------------------------
// nsHttpHandler::nsISupports
//-----------------------------------------------------------------------------
NS_IMPL_THREADSAFE_ISUPPORTS5(nsHttpHandler,
nsIHttpProtocolHandler,
nsIProxiedProtocolHandler,
nsIProtocolHandler,
nsIObserver,
nsISupportsWeakReference)
//-----------------------------------------------------------------------------
// nsHttpHandler::nsIProtocolHandler
//-----------------------------------------------------------------------------
NS_IMETHODIMP
nsHttpHandler::GetScheme(nsACString &aScheme)
{
aScheme.AssignLiteral("http");
return NS_OK;
}
NS_IMETHODIMP
nsHttpHandler::GetDefaultPort(PRInt32 *result)
{
*result = NS_HTTP_DEFAULT_PORT;
return NS_OK;
}
NS_IMETHODIMP
nsHttpHandler::GetProtocolFlags(PRUint32 *result)
{
*result = NS_HTTP_PROTOCOL_FLAGS;
return NS_OK;
}
NS_IMETHODIMP
nsHttpHandler::NewURI(const nsACString &aSpec,
const char *aCharset,
nsIURI *aBaseURI,
nsIURI **aURI)
{
LOG(("nsHttpHandler::NewURI\n"));
return ::NewURI(aSpec, aCharset, aBaseURI, NS_HTTP_DEFAULT_PORT, aURI);
}
NS_IMETHODIMP
nsHttpHandler::NewChannel(nsIURI *uri, nsIChannel **result)
{
LOG(("nsHttpHandler::NewChannel\n"));
NS_ENSURE_ARG_POINTER(uri);
NS_ENSURE_ARG_POINTER(result);
bool isHttp = false, isHttps = false;
// Verify that we have been given a valid scheme
nsresult rv = uri->SchemeIs("http", &isHttp);
if (NS_FAILED(rv)) return rv;
if (!isHttp) {
rv = uri->SchemeIs("https", &isHttps);
if (NS_FAILED(rv)) return rv;
if (!isHttps) {
NS_WARNING("Invalid URI scheme");
return NS_ERROR_UNEXPECTED;
}
}
return NewProxiedChannel(uri, nsnull, result);
}
NS_IMETHODIMP
nsHttpHandler::AllowPort(PRInt32 port, const char *scheme, bool *_retval)
{
// don't override anything.
*_retval = false;
return NS_OK;
}
//-----------------------------------------------------------------------------
// nsHttpHandler::nsIProxiedProtocolHandler
//-----------------------------------------------------------------------------
NS_IMETHODIMP
nsHttpHandler::NewProxiedChannel(nsIURI *uri,
nsIProxyInfo* givenProxyInfo,
nsIChannel **result)
{
nsRefPtr<HttpBaseChannel> httpChannel;
LOG(("nsHttpHandler::NewProxiedChannel [proxyInfo=%p]\n",
givenProxyInfo));
nsCOMPtr<nsProxyInfo> proxyInfo;
if (givenProxyInfo) {
proxyInfo = do_QueryInterface(givenProxyInfo);
NS_ENSURE_ARG(proxyInfo);
}
bool https;
nsresult rv = uri->SchemeIs("https", &https);
if (NS_FAILED(rv))
return rv;
if (IsNeckoChild()) {
httpChannel = new HttpChannelChild();
} else {
httpChannel = new nsHttpChannel();
}
// select proxy caps if using a non-transparent proxy. SSL tunneling
// should not use proxy settings.
PRInt8 caps;
if (proxyInfo && !nsCRT::strcmp(proxyInfo->Type(), "http") && !https)
caps = mProxyCapabilities;
else
caps = mCapabilities;
if (https) {
// enable pipelining over SSL if requested
if (mPipeliningOverSSL)
caps |= NS_HTTP_ALLOW_PIPELINING;
if (!IsNeckoChild()) {
// HACK: make sure PSM gets initialized on the main thread.
net_EnsurePSMInit();
}
}
rv = httpChannel->Init(uri, caps, proxyInfo);
if (NS_FAILED(rv))
return rv;
httpChannel.forget(result);
return NS_OK;
}
//-----------------------------------------------------------------------------
// nsHttpHandler::nsIHttpProtocolHandler
//-----------------------------------------------------------------------------
NS_IMETHODIMP
nsHttpHandler::GetUserAgent(nsACString &value)
{
value = UserAgent();
return NS_OK;
}
NS_IMETHODIMP
nsHttpHandler::GetAppName(nsACString &value)
{
value = mLegacyAppName;
return NS_OK;
}
NS_IMETHODIMP
nsHttpHandler::GetAppVersion(nsACString &value)
{
value = mLegacyAppVersion;
return NS_OK;
}
NS_IMETHODIMP
nsHttpHandler::GetProduct(nsACString &value)
{
value = mProduct;
return NS_OK;
}
NS_IMETHODIMP
nsHttpHandler::GetProductSub(nsACString &value)
{
value = mProductSub;
return NS_OK;
}
NS_IMETHODIMP
nsHttpHandler::GetPlatform(nsACString &value)
{
value = mPlatform;
return NS_OK;
}
NS_IMETHODIMP
nsHttpHandler::GetOscpu(nsACString &value)
{
value = mOscpu;
return NS_OK;
}
NS_IMETHODIMP
nsHttpHandler::GetMisc(nsACString &value)
{
value = mMisc;
return NS_OK;
}
//-----------------------------------------------------------------------------
// nsHttpHandler::nsIObserver
//-----------------------------------------------------------------------------
NS_IMETHODIMP
nsHttpHandler::Observe(nsISupports *subject,
const char *topic,
const PRUnichar *data)
{
LOG(("nsHttpHandler::Observe [topic=\"%s\"]\n", topic));
if (strcmp(topic, NS_PREFBRANCH_PREFCHANGE_TOPIC_ID) == 0) {
nsCOMPtr<nsIPrefBranch> prefBranch = do_QueryInterface(subject);
if (prefBranch)
PrefsChanged(prefBranch, NS_ConvertUTF16toUTF8(data).get());
}
else if (strcmp(topic, "profile-change-net-teardown") == 0 ||
strcmp(topic, NS_XPCOM_SHUTDOWN_OBSERVER_ID) == 0) {
// clear cache of all authentication credentials.
mAuthCache.ClearAll();
// ensure connection manager is shutdown
if (mConnMgr)
mConnMgr->Shutdown();
// need to reset the session start time since cache validation may
// depend on this value.
mSessionStartTime = NowInSeconds();
}
else if (strcmp(topic, "profile-change-net-restore") == 0) {
// initialize connection manager
InitConnectionMgr();
}
else if (strcmp(topic, "net:clear-active-logins") == 0) {
mAuthCache.ClearAll();
}
else if (strcmp(topic, NS_PRIVATE_BROWSING_SWITCH_TOPIC) == 0) {
if (NS_LITERAL_STRING(NS_PRIVATE_BROWSING_ENTER).Equals(data))
mInPrivateBrowsingMode = PRIVATE_BROWSING_ON;
else if (NS_LITERAL_STRING(NS_PRIVATE_BROWSING_LEAVE).Equals(data))
mInPrivateBrowsingMode = PRIVATE_BROWSING_OFF;
if (mConnMgr)
mConnMgr->ClosePersistentConnections();
}
else if (strcmp(topic, "net:prune-dead-connections") == 0) {
if (mConnMgr) {
mConnMgr->PruneDeadConnections();
}
}
return NS_OK;
}
//-----------------------------------------------------------------------------
// nsHttpsHandler implementation
//-----------------------------------------------------------------------------
NS_IMPL_THREADSAFE_ISUPPORTS4(nsHttpsHandler,
nsIHttpProtocolHandler,
nsIProxiedProtocolHandler,
nsIProtocolHandler,
nsISupportsWeakReference)
nsresult
nsHttpsHandler::Init()
{
nsCOMPtr<nsIProtocolHandler> httpHandler(
do_GetService(NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "http"));
NS_ASSERTION(httpHandler.get() != nsnull, "no http handler?");
return NS_OK;
}
NS_IMETHODIMP
nsHttpsHandler::GetScheme(nsACString &aScheme)
{
aScheme.AssignLiteral("https");
return NS_OK;
}
NS_IMETHODIMP
nsHttpsHandler::GetDefaultPort(PRInt32 *aPort)
{
*aPort = NS_HTTPS_DEFAULT_PORT;
return NS_OK;
}
NS_IMETHODIMP
nsHttpsHandler::GetProtocolFlags(PRUint32 *aProtocolFlags)
{
*aProtocolFlags = NS_HTTP_PROTOCOL_FLAGS;
return NS_OK;
}
NS_IMETHODIMP
nsHttpsHandler::NewURI(const nsACString &aSpec,
const char *aOriginCharset,
nsIURI *aBaseURI,
nsIURI **_retval)
{
return ::NewURI(aSpec, aOriginCharset, aBaseURI, NS_HTTPS_DEFAULT_PORT, _retval);
}
NS_IMETHODIMP
nsHttpsHandler::NewChannel(nsIURI *aURI, nsIChannel **_retval)
{
NS_ABORT_IF_FALSE(gHttpHandler, "Should have a HTTP handler by now.");
if (!gHttpHandler)
return NS_ERROR_UNEXPECTED;
return gHttpHandler->NewChannel(aURI, _retval);
}
NS_IMETHODIMP
nsHttpsHandler::AllowPort(PRInt32 aPort, const char *aScheme, bool *_retval)
{
// don't override anything.
*_retval = false;
return NS_OK;
}
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