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Bug 579178 part A - Code changes to add a "manifest" directive to read sub-manifests and read only the root chrome.manifest file, instead of enumerating components/*.manifest and chrome/*.manifest. Review comments by Mossop to be addressed in a followup commit.

This commit is contained in:
Benjamin Smedberg 2010-07-22 10:31:29 -04:00
Родитель fb3586dcc3
Коммит fdd72b1eb4
8 изменённых файлов: 96 добавлений и 266 удалений
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79
modules/libjar/nsManifestZIPLoader.cpp
Просмотреть файл

@ -40,79 +40,26 @@
#include "nsManifestZIPLoader.h"
#include "nsJAR.h"
#include "nsString.h"
#include "nsStringEnumerator.h"
#include "mozilla/Omnijar.h"
nsManifestZIPLoader::nsManifestZIPLoader() {
}
NS_IMPL_ISUPPORTS1(nsManifestZIPLoader, nsIManifestLoader)
nsresult
nsManifestZIPLoader::LoadEntry(nsILocalFile* aFile,
const char* aName,
nsIInputStream** aResult)
nsManifestZIPLoader::nsManifestZIPLoader()
: mZipReader(new nsJAR())
{
nsCOMPtr<nsIZipReader> zip = dont_AddRef(GetZipReader(aFile));
if (!zip)
return NS_OK;
return zip->GetInputStream(aName, aResult);
nsresult rv = reader->Open(mozilla::OmnijarPath());
if (NS_FAILED(rv))
mZipReader = NULL;
}
static void
EnumerateEntriesForPattern(nsIZipReader* zip, const char* pattern,
nsIManifestLoaderSink* aSink)
already_AddRefed<nsIInputStream>
nsManifestZIPLoader::LoadEntry(const char* aName)
{
nsCOMPtr<nsIUTF8StringEnumerator> entries;
if (NS_FAILED(zip->FindEntries(pattern, getter_AddRefs(entries))) ||
!entries) {
return;
}
if (!mZipReader)
return NS_ERROR_NOT_INITIALIZED;
PRBool hasMore;
int index = 0;
while (NS_SUCCEEDED(entries->HasMore(&hasMore)) && hasMore) {
nsCAutoString itemName;
if (NS_FAILED(entries->GetNext(itemName)))
return;
nsCOMPtr<nsIInputStream> stream;
if (NS_FAILED(zip->GetInputStream(itemName.get(), getter_AddRefs(stream))))
continue;
// ignore the result
aSink->FoundEntry(itemName.get(), index++, stream);
}
}
nsresult
nsManifestZIPLoader::EnumerateEntries(nsILocalFile* aFile,
nsIManifestLoaderSink* aSink)
{
nsCOMPtr<nsIZipReader> zip = dont_AddRef(GetZipReader(aFile));
if (!zip) {
NS_WARNING("Could not get Zip Reader");
return NS_OK;
}
EnumerateEntriesForPattern(zip, "components/*.manifest$", aSink);
EnumerateEntriesForPattern(zip, "chrome/*.manifest$", aSink);
return NS_OK;
}
already_AddRefed<nsIZipReader>
nsManifestZIPLoader::GetZipReader(nsILocalFile* file)
{
NS_ASSERTION(file, "bad file");
nsCOMPtr<nsIZipReader> reader = new nsJAR();
nsresult rv = reader->Open(file);
nsCOMPtr<nsIInputStream> is;
nsresult rv = zip->GetInputStream(aName, getter_AddRefs(is));
if (NS_FAILED(rv))
return NULL;
return reader.forget();
return is.forget();
}

9
modules/libjar/nsManifestZIPLoader.h
Просмотреть файл

@ -42,16 +42,15 @@
#include "nsIZipReader.h"
class nsManifestZIPLoader : public nsIManifestLoader
class nsManifestZIPLoader
{
public:
nsManifestZIPLoader();
virtual ~nsManifestZIPLoader() {}
~nsManifestZIPLoader();
NS_DECL_ISUPPORTS
NS_DECL_NSIMANIFESTLOADER
already_AddRefed<nsIInputStream> LoadEntry(const char* name);
private:
already_AddRefed<nsIZipReader> GetZipReader(nsILocalFile* aFile);
nsCOMPtr<nsIZipReader> mZipReader;
};

6
modules/libjar/objs.mk
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@ -40,16 +40,18 @@ MODULES_LIBJAR_LCPPSRCS = \
nsJARInputStream.cpp \
nsJAR.cpp \
nsJARFactory.cpp \
nsManifestZIPLoader.cpp \
nsJARProtocolHandler.cpp \
nsJARChannel.cpp \
nsJARURI.cpp \
$(NULL)
ifdef MOZ_OMNIJAR
MODULES_LIBJAR_LCPPSRCS += nsManifestZIPLoader.cpp
endif
MODULES_LIBJAR_LEXPORTS = \
zipstruct.h \
nsZipArchive.h \
nsManifestZIPLoader.h \
$(NULL)
MODULES_LIBJAR_LXPIDLSRCS = \

2
xpcom/components/Makefile.in
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@ -76,7 +76,6 @@ SDK_XPIDLSRCS = \
nsIServiceManager.idl \
nsIComponentManager.idl \
nsICategoryManager.idl \
nsIManifestLoader.idl \
$(NULL)
LOCAL_INCLUDES = \
@ -87,6 +86,7 @@ LOCAL_INCLUDES = \
-I$(srcdir)/../build \
-I.. \
-I$(topsrcdir)/chrome/src \
-I$(topsrcdir)/modules/libjar \
$(NULL)
# we don't want the shared lib, but we want to force the creation of a static lib.

10
xpcom/components/ManifestParser.cpp
Просмотреть файл

@ -88,6 +88,8 @@ struct ManifestDirective
bool isContract;
};
static const ManifestDirective kParsingTable[] = {
{ "manifest", 1, false, true, false,
&nsComponentManagerImpl::ManifestManifest, NULL },
{ "binary-component", 1, true, false, false,
&nsComponentManagerImpl::ManifestBinaryComponent, NULL },
{ "interfaces", 1, true, false, false,
@ -600,7 +602,7 @@ ParseManifestCommon(NSLocationType aType, nsILocalFile* aFile,
stABI == eBad)
continue;
if (directive->ischrome) {
if (directive->regfunc) {
#ifdef MOZ_IPC
if (GeckoProcessType_Default != XRE_GetProcessType())
continue;
@ -619,7 +621,7 @@ ParseManifestCommon(NSLocationType aType, nsILocalFile* aFile,
(nsChromeRegistry::gChromeRegistry->*(directive->regfunc))
(chromecx, line, argv, platform, contentAccessible);
}
else if (!aChromeOnly) {
else if (directive->ischrome || !aChromeOnly) {
if (directive->isContract) {
CachedDirective* cd = contracts.AppendElement();
cd->lineno = line;
@ -643,7 +645,7 @@ void
ParseManifest(NSLocationType type, nsILocalFile* file,
char* buf, bool aChromeOnly)
{
nsComponentManagerImpl::ManifestProcessingContext mgrcx(type, file);
nsComponentManagerImpl::ManifestProcessingContext mgrcx(type, file, aChromeOnly);
nsChromeRegistry::ManifestProcessingContext chromecx(type, file);
ParseManifestCommon(type, file, mgrcx, chromecx, NULL, buf, aChromeOnly);
}
@ -653,7 +655,7 @@ void
ParseManifest(NSLocationType type, const char* jarPath,
char* buf, bool aChromeOnly)
{
nsComponentManagerImpl::ManifestProcessingContext mgrcx(type, jarPath);
nsComponentManagerImpl::ManifestProcessingContext mgrcx(type, jarPath, aChromeOnly);
nsChromeRegistry::ManifestProcessingContext chromecx(type, jarPath);
ParseManifestCommon(type, mozilla::OmnijarPath(), mgrcx, chromecx, jarPath,
buf, aChromeOnly);

140
xpcom/components/nsComponentManager.cpp
Просмотреть файл

@ -107,7 +107,6 @@
#endif
#ifdef MOZ_OMNIJAR
#include "nsManifestZIPLoader.h"
#include "mozilla/Omnijar.h"
static NS_DEFINE_CID(kZipReaderCID, NS_ZIPREADER_CID);
#endif
@ -370,25 +369,16 @@ nsresult nsComponentManagerImpl::Init()
InitializeStaticModules();
InitializeModuleLocations();
NS_NAMED_LITERAL_CSTRING(strComponents, "components");
NS_NAMED_LITERAL_CSTRING(strChrome, "chrome");
ComponentLocation appLocations[2] = {
{ NS_COMPONENT_LOCATION, CloneAndAppend(appDir, strComponents) },
{ NS_COMPONENT_LOCATION, CloneAndAppend(appDir, strChrome) },
};
sModuleLocations->
InsertElementsAt(0, appLocations, NS_ARRAY_LENGTH(appLocations));
ComponentLocation* cl = sModuleLocations->InsertElementAt(0);
cl->type = NS_COMPONENT_LOCATION;
cl->location = CloneAndAppend(appDir, NS_LITERAL_CSTRING("chrome.manifest"));
PRBool equals = PR_FALSE;
appDir->Equals(greDir, &equals);
if (!equals) {
ComponentLocation greLocations[2] = {
{ NS_COMPONENT_LOCATION, CloneAndAppend(greDir, strComponents) },
{ NS_COMPONENT_LOCATION, CloneAndAppend(greDir, strChrome) },
};
sModuleLocations->
InsertElementsAt(0, greLocations, NS_ARRAY_LENGTH(greLocations));
cl = sModuleLocations->InsertElementAt(0);
cl->type = NS_COMPONENT_LOCATION;
cl->location = CloneAndAppend(greDir, NS_LITERAL_CSTRING("chrome.manifest"));
}
PR_LOG(nsComponentManagerLog, PR_LOG_DEBUG,
@ -407,12 +397,14 @@ nsresult nsComponentManagerImpl::Init()
RegisterModule((*sStaticModules)[i], NULL);
#ifdef MOZ_OMNIJAR
RegisterOmnijar(false);
mManifestLoader = new nsManifestZIPLoader();
RegisterOmnijar("chrome.manifest", false);
#endif
for (PRUint32 i = 0; i < sModuleLocations->Length(); ++i) {
ComponentLocation& l = sModuleLocations->ElementAt(i);
RegisterLocation(l.type, l.location, false);
RegisterManifestFile(l.type, l.location, false);
}
nsCategoryManager::GetSingleton()->SuppressNotifications(false);
@ -530,47 +522,14 @@ GetExtension(nsILocalFile* file)
return extension;
}
void
nsComponentManagerImpl::RegisterLocation(NSLocationType aType,
nsILocalFile* aLocation,
bool aChromeOnly)
{
nsCOMArray<nsILocalFile> manifests;
PRBool directory = PR_FALSE;
aLocation->IsDirectory(&directory);
if (directory)
GetManifestsInDirectory(aLocation, manifests);
else if (GetExtension(aLocation).LowerCaseEqualsLiteral("manifest"))
manifests.AppendObject(aLocation);
for (PRInt32 i = 0; i < manifests.Count(); ++i)
RegisterManifestFile(aType, manifests[i], aChromeOnly);
}
#ifdef MOZ_OMNIJAR
void
nsComponentManagerImpl::RegisterOmnijar(bool aChromeOnly)
nsComponentManagerImpl::RegisterOmnijar(const char* aPath, bool aChromeOnly)
{
nsCOMPtr<nsIManifestLoader> loader = new nsManifestZIPLoader();
mManifestLoader = loader;
mRegisterJARChromeOnly = aChromeOnly;
loader->EnumerateEntries(mozilla::OmnijarPath(), this);
mManifestLoader = NULL;
}
NS_IMETHODIMP
nsComponentManagerImpl::FoundEntry(const char* aPath,
PRInt32 aIndex,
nsIInputStream* aStream)
{
NS_ASSERTION(mManifestLoader, "Not registering a JAR.");
nsCOMPtr<nsIInputStream> is = mManifestLoader->LoadEntry(aPath);
PRUint32 flen;
aStream->Available(&flen);
is->Available(&flen);
nsAutoArrayPtr<char> whole(new char[flen + 1]);
if (!whole)
@ -580,13 +539,13 @@ nsComponentManagerImpl::FoundEntry(const char* aPath,
PRUint32 avail;
PRUint32 read;
if (NS_FAILED(aStream->Available(&avail)))
if (NS_FAILED(is->Available(&avail)))
return NS_ERROR_FAILURE;
if (avail > flen)
return NS_ERROR_FAILURE;
if (NS_FAILED(aStream->Read(whole + totalRead, avail, &read)))
if (NS_FAILED(is->Read(whole + totalRead, avail, &read)))
return NS_ERROR_FAILURE;
totalRead += read;
@ -594,33 +553,11 @@ nsComponentManagerImpl::FoundEntry(const char* aPath,
whole[flen] = '\0';
ParseManifest(NS_COMPONENT_LOCATION, aPath, whole, mRegisterJARChromeOnly);
ParseManifest(NS_COMPONENT_LOCATION, aPath, whole, aChromeOnly);
return NS_OK;
}
#endif // MOZ_OMNIJAR
void
nsComponentManagerImpl::GetManifestsInDirectory(nsILocalFile* aDirectory,
nsCOMArray<nsILocalFile>& aManifests)
{
nsCOMPtr<nsISimpleEnumerator> entries;
aDirectory->GetDirectoryEntries(getter_AddRefs(entries));
if (!entries)
return;
PRBool more;
while (NS_SUCCEEDED(entries->HasMoreElements(&more)) && more) {
nsCOMPtr<nsISupports> supp;
entries->GetNext(getter_AddRefs(supp));
nsCOMPtr<nsILocalFile> f = do_QueryInterface(supp);
if (!f)
continue;
if (GetExtension(f).LowerCaseEqualsLiteral("manifest"))
aManifests.AppendObject(f);
}
}
namespace {
struct AutoCloseFD
{
@ -654,8 +591,12 @@ nsComponentManagerImpl::RegisterManifestFile(NSLocationType aType,
AutoCloseFD fd;
rv = aFile->OpenNSPRFileDesc(PR_RDONLY, 0444, &fd);
if (NS_FAILED(rv))
if (NS_FAILED(rv)) {
nsCAutoString path;
aFile->GetNativePath(path);
LogMessage("Could not read chrome manifest file '%s'.", path.get());
return;
}
PRFileInfo64 fileInfo;
if (PR_SUCCESS != PR_GetOpenFileInfo64(fd, &fileInfo))
@ -689,6 +630,39 @@ TranslateSlashes(char* path)
}
#endif
void
nsComponentManagerImpl::ManifestManifest(ManifestProcessingContext& cx, int lineno, char *const * argv)
{
char* file = argv[0];
#ifdef TRANSLATE_SLASHES
TranslateSlashes(file);
#endif
#ifdef MOZ_OMNIJAR
if (cx.mPath) {
nsCAutoString manifest(cx.mPath);
AppendFileToManifestPath(manifest, file);
RegisterOmnijar(manifest.get(), cx.mChromeOnly);
}
else
#endif
{
nsCOMPtr<nsIFile> cfile;
cx.mFile->GetParent(getter_AddRefs(cfile));
nsCOMPtr<nsILocalFile> clfile = do_QueryInterface(cfile);
nsresult rv = clfile->AppendRelativeNativePath(nsDependentCString(file));
if (NS_FAILED(rv)) {
NS_WARNING("Couldn't append relative path?");
return;
}
RegisterManifestFile(cx.mType, clfile, cx.mChromeOnly);
}
}
void
nsComponentManagerImpl::ManifestBinaryComponent(ManifestProcessingContext& cx, int lineno, char *const * argv)
{
@ -906,12 +880,12 @@ void
nsComponentManagerImpl::RereadChromeManifests()
{
#ifdef MOZ_OMNIJAR
RegisterOmnijar(true);
RegisterOmnijar("chrome.manifest", true);
#endif
for (PRUint32 i = 0; i < sModuleLocations->Length(); ++i) {
ComponentLocation& l = sModuleLocations->ElementAt(i);
RegisterLocation(l.type, l.location, true);
RegisterManifestFile(l.type, l.location, true);
}
}
@ -2019,7 +1993,7 @@ XRE_AddManifestLocation(NSLocationType aType, nsILocalFile* aLocation)
if (nsComponentManagerImpl::gComponentManager &&
nsComponentManagerImpl::NORMAL == nsComponentManagerImpl::gComponentManager->mStatus)
nsComponentManagerImpl::gComponentManager->RegisterLocation(aType, aLocation, false);
nsComponentManagerImpl::gComponentManager->RegisterManifestFile(aType, aLocation, false);
return NS_OK;
}

21
xpcom/components/nsComponentManager.h
Просмотреть файл

@ -68,7 +68,7 @@
#ifdef MOZ_OMNIJAR
#include "mozilla/Omnijar.h"
#include "nsIManifestLoader.h"
#include "nsManifestZIPLoader.h"
#endif
struct nsFactoryEntry;
@ -259,32 +259,28 @@ public:
KnownModule* aModule);
void RegisterContractID(const mozilla::Module::ContractIDEntry* aEntry);
void RegisterLocation(NSLocationType aType, nsILocalFile* aLocation,
bool aChromeOnly);
#ifdef MOZ_OMNIJAR
void RegisterOmnijar(bool aChromeOnly);
void RegisterOmnijar(const char* aPath, bool aChromeOnly);
#endif
void GetManifestsInDirectory(nsILocalFile* aDirectory,
nsCOMArray<nsILocalFile>& aManifests);
void RegisterManifestFile(NSLocationType aType, nsILocalFile* aFile,
bool aChromeOnly);
struct ManifestProcessingContext
{
ManifestProcessingContext(NSLocationType aType, nsILocalFile* aFile)
ManifestProcessingContext(NSLocationType aType, nsILocalFile* aFile, bool aChromeOnly)
: mType(aType)
, mFile(aFile)
, mPath(NULL)
, mChromeOnly(aChromeOnly)
{ }
#ifdef MOZ_OMNIJAR
ManifestProcessingContext(NSLocationType aType, const char* aPath)
ManifestProcessingContext(NSLocationType aType, const char* aPath, bool aChromeOnly)
: mType(aType)
, mFile(mozilla::OmnijarPath())
, mPath(aPath)
, mChromeOnly(aChromeOnly)
{ }
#endif
@ -293,8 +289,10 @@ public:
NSLocationType mType;
nsILocalFile* mFile;
const char* mPath;
bool mChromeOnly;
};
void ManifestManifest(ManifestProcessingContext& cx, int lineno, char *const * argv);
void ManifestBinaryComponent(ManifestProcessingContext& cx, int lineno, char *const * argv);
void ManifestXPT(ManifestProcessingContext& cx, int lineno, char *const * argv);
void ManifestComponent(ManifestProcessingContext& cx, int lineno, char *const * argv);
@ -331,8 +329,7 @@ private:
~nsComponentManagerImpl();
#ifdef MOZ_OMNIJAR
nsIManifestLoader* mManifestLoader;
bool mRegisterJARChromeOnly;
nsAutoPtr<nsManifestZIPLoader> mManifestLoader;
#endif
};

91
xpcom/components/nsIManifestLoader.idl
Просмотреть файл

@ -1,91 +0,0 @@
/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** 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 the external XPT loader interface.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corp.
* Portions created by the Initial Developer are Copyright (C) 2002
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* John Bandhauer <jband@netscape.com>
* Alec Flett <alecf@netscape.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of 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 "nsISupports.idl"
#include "nsILocalFile.idl"
#include "nsIInputStream.idl"
/**
* Implement nsIXPTLoaderSink if you want to enumerate the entries in
* an XPT archive of some kind
*/
[scriptable, uuid(6E48C500-8682-4730-ADD6-7DB693B9E7BA)]
interface nsIManifestLoaderSink : nsISupports
{
/**
* Called by the loader for each components / *.manifest and
* chrome / *.manifest in the archive.
* @param itemName the name of this particular item in the archive
* @param index the index of the item inthe archive
* @param stream contains the contents of the xpt file
*/
void foundEntry(in string itemName,
in long index,
in nsIInputStream xptData);
};
/**
* The XPT loader interface: implemented by a loader to grab an input
* stream which will be consumed by the interface loader.
*/
[scriptable, uuid(368A15D9-17A9-4c2b-AC3D-A35B3A22B876)]
interface nsIManifestLoader : nsISupports {
/**
* enumerate entries in the given archive
* for each entry found, the loader will call the sink's
* foundEntry() method with the appropriate information and a
* stream that the consumer can read from
* @param file the file to read from
* @param sink an object which will be called with each file found
* in the file
*/
void enumerateEntries(in nsILocalFile file,
in nsIManifestLoaderSink sink );
/**
* Load a specific entry from the archive
* @param file the file to read from
* @param name the name of the xpt within the file
* @return an input stream that will read the raw xpt data from
* the file
*/
nsIInputStream loadEntry(in nsILocalFile file,
in string name);
};