8ae058aa20
Changes backported from the CHIMERA_M1_0_1_BRANCH branch. Bug #155256 r=peterl sr=sfraser git-svn-id: svn://10.0.0.236/trunk@133054 18797224-902f-48f8-a5cc-f745e15eee43
275 lines
8.7 KiB
C++
275 lines
8.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Patrick C. Beard <beard@netscape.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/*
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nsPluginsDirDarwin.cpp
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Mac OS X implementation of the nsPluginsDir/nsPluginsFile classes.
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by Patrick C. Beard.
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*/
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#include "nsPluginsDir.h"
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#include "prlink.h"
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#include <Processes.h>
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#include <Folders.h>
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#include <Resources.h>
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#include <TextUtils.h>
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#include <Aliases.h>
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#include <string.h>
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#include <CFURL.h>
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#include <CFBundle.h>
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#include <CFString.h>
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#include <CodeFragments.h>
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/*
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** Returns a CFBundleRef if the FSSpec refers to a Mac OS X bundle directory.
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** The caller is responsible for calling CFRelease() to deallocate.
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*/
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static CFBundleRef getPluginBundle(const char* path)
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{
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CFBundleRef bundle = NULL;
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CFStringRef pathRef = CFStringCreateWithCString(NULL, path, kCFStringEncodingUTF8);
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if (pathRef) {
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CFURLRef bundleURL = CFURLCreateWithFileSystemPath(NULL, pathRef, kCFURLPOSIXPathStyle, true);
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if (bundleURL != NULL) {
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bundle = CFBundleCreate(NULL, bundleURL);
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CFRelease(bundleURL);
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}
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CFRelease(pathRef);
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}
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return bundle;
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}
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static OSErr toFSSpec(const nsFileSpec& inFileSpec, FSSpec& outSpec)
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{
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FSRef ref;
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OSErr err = FSPathMakeRef((const UInt8*)inFileSpec.GetCString(), &ref, NULL);
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if (err == noErr)
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err = FSGetCatalogInfo(&ref, kFSCatInfoNone, NULL, NULL, &outSpec, NULL);
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return err;
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}
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PRBool nsPluginsDir::IsPluginFile(const nsFileSpec& fileSpec)
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{
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#ifdef DEBUG
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printf("nsPluginsDir::IsPluginFile: checking %s\n", fileSpec.GetCString());
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#endif
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// look at file's creator/type and make sure it is a code fragment, etc.
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FSSpec spec;
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OSErr err = toFSSpec(fileSpec, spec);
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if (err != noErr)
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return PR_FALSE;
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FInfo info;
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err = FSpGetFInfo(&spec, &info);
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if (err == noErr && ((info.fdType == 'shlb' && info.fdCreator == 'MOSS') ||
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info.fdType == 'NSPL')) {
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#ifdef DEBUG
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printf("found plugin '%s'.\n", fileSpec.GetCString());
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#endif
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return PR_TRUE;
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}
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// Some additional plugin types for Carbon/Mac OS X
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if (err == noErr && (info.fdType == 'BRPL' || info.fdType == 'IEPL'))
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return PR_TRUE;
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// for Mac OS X bundles.
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CFBundleRef bundle = getPluginBundle(fileSpec.GetCString());
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if (bundle) {
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UInt32 packageType, packageCreator;
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CFBundleGetPackageInfo(bundle, &packageType, &packageCreator);
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CFRelease(bundle);
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switch (packageType) {
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case 'BRPL':
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case 'IEPL':
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case 'NSPL':
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#ifdef DEBUG
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printf("found bundled plugin '%s'.\n", fileSpec.GetCString());
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#endif
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return PR_TRUE;
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}
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}
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return PR_FALSE;
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}
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nsPluginFile::nsPluginFile(const nsFileSpec& spec)
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: nsFileSpec(spec)
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{
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}
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nsPluginFile::~nsPluginFile() {}
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/**
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* Loads the plugin into memory using NSPR's shared-library loading
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* mechanism. Handles platform differences in loading shared libraries.
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*/
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nsresult nsPluginFile::LoadPlugin(PRLibrary* &outLibrary)
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{
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const char* path = this->GetCString();
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outLibrary = PR_LoadLibrary(path);
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if (!outLibrary) {
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return NS_ERROR_FAILURE;
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}
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#ifdef DEBUG
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printf("[loaded plugin %s]\n", path);
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#endif
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return NS_OK;
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}
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static char* p2cstrdup(StringPtr pstr)
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{
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int len = pstr[0];
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char* cstr = new char[len + 1];
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if (cstr != NULL) {
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::BlockMoveData(pstr + 1, cstr, len);
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cstr[len] = '\0';
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}
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return cstr;
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}
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static char* GetPluginString(short id, short index)
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{
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Str255 str;
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::GetIndString(str, id, index);
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return p2cstrdup(str);
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}
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// Opens the resource fork for the plugin
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// Also checks if the plugin is a CFBundle and opens gets the correct resource
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short nsPluginFile::OpenPluginResource()
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{
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FSSpec spec;
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OSErr err = toFSSpec(*this, spec);
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Boolean targetIsFolder, wasAliased;
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err = ::ResolveAliasFile(&spec, true, &targetIsFolder, &wasAliased);
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short refNum = ::FSpOpenResFile(&spec, fsRdPerm);
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if (refNum == -1) {
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CFBundleRef bundle = getPluginBundle(this->GetCString());
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if (bundle) {
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refNum = CFBundleOpenBundleResourceMap(bundle);
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CFRelease(bundle);
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}
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}
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return refNum;
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}
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/**
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* Obtains all of the information currently available for this plugin.
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*/
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nsresult nsPluginFile::GetPluginInfo(nsPluginInfo& info)
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{
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// clear out the info, except for the first field.
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memset(&info.fName, 0, sizeof(info) - sizeof(PRUint32));
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// need to open the plugin's resource file and read some resources.
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short refNum = OpenPluginResource();
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if (refNum != -1) {
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if (info.fPluginInfoSize >= sizeof(nsPluginInfo)) {
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// 'STR#', 126, 2 => plugin name.
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info.fName = GetPluginString(126, 2);
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// 'STR#', 126, 1 => plugin description.
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info.fDescription = GetPluginString(126, 1);
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// Determine how many 'STR#' resource for all MIME types/extensions.
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Handle typeList = ::Get1Resource('STR#', 128);
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if (typeList != NULL) {
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short stringCount = **(short**)typeList;
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info.fVariantCount = stringCount / 2;
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::ReleaseResource(typeList);
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}
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FSSpec spec;
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OSErr err = toFSSpec(*this, spec);
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int variantCount = info.fVariantCount;
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info.fMimeTypeArray = new char*[variantCount];
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info.fMimeDescriptionArray = new char*[variantCount];
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info.fExtensionArray = new char*[variantCount];
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info.fFileName = p2cstrdup(spec.name);
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info.fFullPath = PL_strdup(this->GetCString());
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CFBundleRef bundle = getPluginBundle(this->GetCString());
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if (bundle) {
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info.fBundle = PR_TRUE;
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CFRelease(bundle);
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} else
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info.fBundle = PR_FALSE;
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short mimeIndex = 1, descriptionIndex = 1;
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for (int i = 0; i < variantCount; i++) {
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info.fMimeTypeArray[i] = GetPluginString(128, mimeIndex++);
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info.fExtensionArray[i] = GetPluginString(128, mimeIndex++);
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info.fMimeDescriptionArray[i] = GetPluginString(127, descriptionIndex++);
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}
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}
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::CloseResFile(refNum);
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}
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return NS_OK;
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}
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nsresult nsPluginFile::FreePluginInfo(nsPluginInfo& info)
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{
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if (info.fPluginInfoSize <= sizeof(nsPluginInfo))
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{
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delete[] info.fName;
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delete[] info.fDescription;
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int variantCount = info.fVariantCount;
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for (int i = 0; i < variantCount; i++)
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{
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delete[] info.fMimeTypeArray[i];
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delete[] info.fExtensionArray[i];
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delete[] info.fMimeDescriptionArray[i];
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}
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delete[] info.fMimeTypeArray;
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delete[] info.fMimeDescriptionArray;
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delete[] info.fExtensionArray;
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delete[] info.fFileName;
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delete[] info.fFullPath;
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}
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return NS_OK;
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}
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