286 lines
8.4 KiB
C++
286 lines
8.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the 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 Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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/*
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nsPluginsDirMac.cpp
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Mac OS 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 "nsSpecialSystemDirectory.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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#if TARGET_CARBON && (UNIVERSAL_INTERFACES_VERSION < 0x0340)
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enum {
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kLocalDomain = -32765, /* All users of a single machine have access to these resources.*/
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kUserDomain = -32763, /* Read/write. Resources that are private to the user.*/
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kClassicDomain = -32762 /* Domain referring to the currently configured Classic System Folder*/
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};
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#endif
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#if TARGET_CARBON
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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 FSSpec& spec)
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{
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CFBundleRef bundle = NULL;
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FSRef ref;
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OSErr err = FSpMakeFSRef(&spec, &ref);
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char path[512];
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if (err == noErr && (UInt32(FSRefMakePath) != kUnresolvedCFragSymbolAddress)) {
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err = FSRefMakePath(&ref, (UInt8*)path, sizeof(path) - 1);
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if (err == noErr) {
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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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}
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}
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return bundle;
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}
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extern "C" {
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// Not yet in Universal Interfaces that I'm using.
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EXTERN_API_C( SInt16 )
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CFBundleOpenBundleResourceMap(CFBundleRef bundle);
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EXTERN_API_C( void )
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CFBundleGetPackageInfo(CFBundleRef bundle, UInt32 * packageType, UInt32 * packageCreator);
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}
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#endif
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static nsresult getApplicationSpec(FSSpec& outAppSpec)
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{
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// Use the process manager to get the application's FSSpec,
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// then construct an nsFileSpec that encapsulates it.
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ProcessInfoRec info;
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info.processInfoLength = sizeof(info);
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info.processName = NULL;
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info.processAppSpec = &outAppSpec;
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ProcessSerialNumber psn = { 0, kCurrentProcess };
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OSErr result = GetProcessInformation(&psn, &info);
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return (result == noErr ? NS_OK : NS_ERROR_FAILURE);
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}
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nsPluginsDir::nsPluginsDir(PRUint16 location)
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{
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PRBool wasAliased;
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switch (location)
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{
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case PLUGINS_DIR_LOCATION_MAC_SYSTEM_PLUGINS_FOLDER:
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// The system's shared "Plugin-ins" folder
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#if TARGET_CARBON // on OS X, we must try kLocalDomain first
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mError = ::FindFolder(kLocalDomain, kInternetPlugInFolderType, kDontCreateFolder, & mSpec.vRefNum, &mSpec.parID);
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if (mError)
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#endif
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mError = ::FindFolder(kOnAppropriateDisk, kInternetPlugInFolderType, kDontCreateFolder, & mSpec.vRefNum, &mSpec.parID);
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if (!mError)
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mError = ::FSMakeFSSpec(mSpec.vRefNum, mSpec.parID, "\p", &mSpec);
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break;
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case PLUGINS_DIR_LOCATION_MOZ_LOCAL:
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default:
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// The "Plug-ins" folder in the application's directory is where plugins are loaded from.
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// Use the Moz_BinDirectory
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nsSpecialSystemDirectory plugDir(nsSpecialSystemDirectory::Moz_BinDirectory);
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*(nsFileSpec*)this = plugDir + "Plug-ins";
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break;
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}
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if (IsSymlink())
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ResolveSymlink(wasAliased);
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}
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nsPluginsDir::~nsPluginsDir() {}
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PRBool nsPluginsDir::IsPluginFile(const nsFileSpec& fileSpec)
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{
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// look at file's creator/type and make sure it is a code fragment, etc.
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FInfo info;
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const FSSpec& spec = fileSpec;
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OSErr result = FSpGetFInfo(&spec, &info);
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if (result == noErr && ((info.fdType == 'shlb' && info.fdCreator == 'MOSS') ||
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info.fdType == 'NSPL'))
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return PR_TRUE;
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#if TARGET_CARBON
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// Some additional plugin types for Carbon/Mac OS X
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if (result == 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(spec);
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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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return PR_TRUE;
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}
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}
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#endif
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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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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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/**
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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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nsCRT::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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FSSpec spec = *this;
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Boolean targetIsFolder, wasAliased;
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OSErr err = ::ResolveAliasFile(&spec, true, &targetIsFolder, &wasAliased);
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short refNum = ::FSpOpenResFile(&spec, fsRdPerm);
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#if TARGET_CARBON
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if (refNum == -1) {
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CFBundleRef bundle = getPluginBundle(spec);
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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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#endif
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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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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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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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