This commit is contained in:
warren%netscape.com 2000-10-28 00:47:08 +00:00
Родитель c433395ed3
Коммит 429db9c6a2
2 изменённых файлов: 572 добавлений и 0 удалений

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* The contents of this file are subject to the Netscape 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/NPL/
*
* 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.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
/*
nsPluginsDirUNIX.cpp
UNIX implementation of the nsPluginsDir/nsPluginsFile classes.
by Alex Musil
*/
#include "xp_core.h"
#include "nsplugin.h"
#include "ns4xPlugin.h"
#include "ns4xPluginInstance.h"
#include "nsIServiceManager.h"
#include "nsIMemory.h"
#include "nsIPluginStreamListener.h"
#include "nsPluginsDir.h"
#include "nsSpecialSystemDirectory.h"
#include "prmem.h"
#include "nslog.h"
NS_IMPL_LOG(nsPluginsDirUNIXLog, 0)
#define PRINTF NS_LOG_PRINTF(nsPluginsDirUNIXLog)
#define FLUSH NS_LOG_FLUSH(nsPluginsDirUNIXLog)
/* Local helper functions */
static PRUint32 CalculateVariantCount(const char* mimeTypes)
{
PRUint32 variants = 0;
const char* ptr = mimeTypes;
while (*ptr)
{
if (*ptr == ';')
variants++;
++ptr;
}
return variants;
}
///////////////////////////////////////////////////////////////////////////
/* nsPluginsDir implementation */
nsPluginsDir::nsPluginsDir(PRUint16 location)
{
// this is somewhat lacking, in that it doesn't fall back to any
// other directories. then again, I'm not sure we should be falling
// back at all. plugins have been (and probably should continue to be)
// loaded from both <libdir>/plugins and ~/.mozilla/plugins. There
// doesn't seem to be any way to do this in the current nsPluginsDir
// code, which is disheartening.
// use MOZILLA_FIVE_HOME/plugins
nsSpecialSystemDirectory sysdir(nsSpecialSystemDirectory::OS_CurrentProcessDirectory);
sysdir += "plugins";
const char *pluginsDir = sysdir.GetCString(); // native path
if (pluginsDir != NULL)
{
*(nsFileSpec*)this = pluginsDir;
}
}
nsPluginsDir::~nsPluginsDir()
{
// do nothing
}
PRBool nsPluginsDir::IsPluginFile(const nsFileSpec& fileSpec)
{
const char* pathname = fileSpec.GetCString();
PRINTF("IsPluginFile(%s)\n", pathname);
return PR_TRUE;
}
///////////////////////////////////////////////////////////////////////////
/* nsPluginFile implementation */
nsPluginFile::nsPluginFile(const nsFileSpec& spec)
: nsFileSpec(spec)
{
// nada
}
nsPluginFile::~nsPluginFile()
{
// nada
}
/**
* Loads the plugin into memory using NSPR's shared-library loading
* mechanism. Handles platform differences in loading shared libraries.
*/
nsresult nsPluginFile::LoadPlugin(PRLibrary* &outLibrary)
{
PRLibSpec libSpec;
PRLibSpec tempSpec;
PRLibrary * handle;
///////////////////////////////////////////////////////////
// Normally, Mozilla isn't linked against libXt and libXext
// since it's a Gtk/Gdk application. On the other hand,
// legacy plug-ins expect the libXt and libXext symbols
// to already exist in the global name space. This plug-in
// wrapper is linked against libXt and libXext, but since
// we never call on any of these libraries, plug-ins still
// fail to resolve Xt symbols when trying to do a dlopen
// at runtime. Explicitly opening Xt/Xext into the global
// namespace before attempting to load the plug-in seems to
// work fine.
tempSpec.type = PR_LibSpec_Pathname;
tempSpec.value.pathname = "libXt.so";
handle = PR_LoadLibraryWithFlags(tempSpec, PR_LD_NOW|PR_LD_GLOBAL);
tempSpec.value.pathname = "libXext.so";
handle = PR_LoadLibraryWithFlags(tempSpec, PR_LD_NOW|PR_LD_GLOBAL);
libSpec.type = PR_LibSpec_Pathname;
libSpec.value.pathname = this->GetCString();
pLibrary = outLibrary = PR_LoadLibraryWithFlags(libSpec, 0);
PRINTF("LoadPlugin() %s returned %lx\n",
libSpec.value.pathname, (unsigned long)pLibrary);
return NS_OK;
}
/**
* Obtains all of the information currently available for this plugin.
*/
nsresult nsPluginFile::GetPluginInfo(nsPluginInfo& info)
{
nsresult rv;
const char* mimedescr, *name, *description;
char *mdesc,*start,*nexttoc,*mtype,*exten,*descr;
int i,num;
// No, this doesn't leak. GetGlobalServiceManager() doesn't addref
// it's out pointer. Maybe it should.
nsIServiceManager* mgr;
nsServiceManager::GetGlobalServiceManager(&mgr);
nsFactoryProc nsGetFactory =
(nsFactoryProc) PR_FindSymbol(pLibrary, "NSGetFactory");
nsCOMPtr<nsIPlugin> plugin;
if (nsGetFactory) {
// It's an almost-new-style plugin. The "truly new" plugins
// are just XPCOM components, but there are some Mozilla
// Classic holdovers that live in the plugins directory but
// implement nsIPlugin and the factory stuff.
static NS_DEFINE_CID(kPluginCID, NS_PLUGIN_CID);
nsCOMPtr<nsIFactory> factory;
rv = nsGetFactory(mgr, kPluginCID, nsnull, nsnull, getter_AddRefs(factory));
if (NS_FAILED(rv)) return rv;
plugin = do_QueryInterface(factory);
}
else {
// It's old sk00l
rv = ns4xPlugin::CreatePlugin(mgr, this->GetCString(), pLibrary, getter_AddRefs(plugin));
if (NS_FAILED(rv)) return rv;
}
if (plugin) {
plugin->GetValue(nsPluginVariable_NameString, &name);
info.fName = PL_strdup(name);
plugin->GetValue(nsPluginVariable_DescriptionString, &description);
info.fDescription = PL_strdup(description);
plugin->GetMIMEDescription(&mimedescr);
}
else {
info.fName = PL_strdup(this->GetCString());
info.fDescription = PL_strdup("");
}
PRINTF("GetMIMEDescription() returned \"%s\"\n", mimedescr);
// copy string
mdesc = (char *)PR_Malloc(strlen(mimedescr)+1);
strcpy(mdesc,mimedescr);
num=CalculateVariantCount(mimedescr)+1;
info.fVariantCount = num;
info.fMimeTypeArray =(char **)PR_Malloc(num * sizeof(char *));
info.fMimeDescriptionArray =(char **)PR_Malloc(num * sizeof(char *));
info.fExtensionArray =(char **)PR_Malloc(num * sizeof(char *));
start=mdesc;
for(i=0;i<num && *start;i++) {
// search start of next token (separator is ';')
if(i+1 < num) {
if((nexttoc=PL_strchr(start, ';')) != 0)
*nexttoc++=0;
else
nexttoc=start+strlen(start);
} else
nexttoc=start+strlen(start);
// split string into: mime type ':' extensions ':' description
mtype=start;
exten=PL_strchr(start, ':');
if(exten) {
*exten++=0;
descr=PL_strchr(exten, ':');
} else
descr=NULL;
if(descr)
*descr++=0;
PRINTF("Registering plugin for: \"%s\",\"%s\",\"%s\"\n", mtype,descr ? descr : "null",exten ? exten : "null");
if(!*mtype && !descr && !exten) {
i--;
info.fVariantCount--;
} else {
info.fMimeTypeArray[i] = mtype ? PL_strdup(mtype) : PL_strdup("");
info.fMimeDescriptionArray[i] = descr ? PL_strdup(descr) : PL_strdup("");
info.fExtensionArray[i] = exten ? PL_strdup(exten) : PL_strdup("");
}
start=nexttoc;
}
PR_Free(mdesc);
return NS_OK;
}
nsresult nsPluginFile::FreePluginInfo(nsPluginInfo& info)
{
if(info.fName != nsnull)
PL_strfree(info.fName);
if(info.fDescription != nsnull)
PL_strfree(info.fDescription);
for(PRUint32 i = 0; i < info.fVariantCount; i++)
{
if(info.fMimeTypeArray[i] != nsnull)
PL_strfree(info.fMimeTypeArray[i]);
if(info.fMimeDescriptionArray[i] != nsnull)
PL_strfree(info.fMimeDescriptionArray[i]);
if(info.fExtensionArray[i] != nsnull)
PL_strfree(info.fExtensionArray[i]);
}
return NS_OK;
}

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* The contents of this file are subject to the Netscape 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/NPL/
*
* 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.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
/*
nsPluginsDirUNIX.cpp
UNIX implementation of the nsPluginsDir/nsPluginsFile classes.
by Alex Musil
*/
#include "xp_core.h"
#include "nsplugin.h"
#include "ns4xPlugin.h"
#include "ns4xPluginInstance.h"
#include "nsIServiceManager.h"
#include "nsIMemory.h"
#include "nsIPluginStreamListener.h"
#include "nsPluginsDir.h"
#include "nsSpecialSystemDirectory.h"
#include "prmem.h"
#include "nslog.h"
NS_IMPL_LOG(nsPluginsDirUNIXLog, 0)
#define PRINTF NS_LOG_PRINTF(nsPluginsDirUNIXLog)
#define FLUSH NS_LOG_FLUSH(nsPluginsDirUNIXLog)
/* Local helper functions */
static PRUint32 CalculateVariantCount(const char* mimeTypes)
{
PRUint32 variants = 0;
const char* ptr = mimeTypes;
while (*ptr)
{
if (*ptr == ';')
variants++;
++ptr;
}
return variants;
}
///////////////////////////////////////////////////////////////////////////
/* nsPluginsDir implementation */
nsPluginsDir::nsPluginsDir(PRUint16 location)
{
// this is somewhat lacking, in that it doesn't fall back to any
// other directories. then again, I'm not sure we should be falling
// back at all. plugins have been (and probably should continue to be)
// loaded from both <libdir>/plugins and ~/.mozilla/plugins. There
// doesn't seem to be any way to do this in the current nsPluginsDir
// code, which is disheartening.
// use MOZILLA_FIVE_HOME/plugins
nsSpecialSystemDirectory sysdir(nsSpecialSystemDirectory::OS_CurrentProcessDirectory);
sysdir += "plugins";
const char *pluginsDir = sysdir.GetCString(); // native path
if (pluginsDir != NULL)
{
*(nsFileSpec*)this = pluginsDir;
}
}
nsPluginsDir::~nsPluginsDir()
{
// do nothing
}
PRBool nsPluginsDir::IsPluginFile(const nsFileSpec& fileSpec)
{
const char* pathname = fileSpec.GetCString();
PRINTF("IsPluginFile(%s)\n", pathname);
return PR_TRUE;
}
///////////////////////////////////////////////////////////////////////////
/* nsPluginFile implementation */
nsPluginFile::nsPluginFile(const nsFileSpec& spec)
: nsFileSpec(spec)
{
// nada
}
nsPluginFile::~nsPluginFile()
{
// nada
}
/**
* Loads the plugin into memory using NSPR's shared-library loading
* mechanism. Handles platform differences in loading shared libraries.
*/
nsresult nsPluginFile::LoadPlugin(PRLibrary* &outLibrary)
{
PRLibSpec libSpec;
PRLibSpec tempSpec;
PRLibrary * handle;
///////////////////////////////////////////////////////////
// Normally, Mozilla isn't linked against libXt and libXext
// since it's a Gtk/Gdk application. On the other hand,
// legacy plug-ins expect the libXt and libXext symbols
// to already exist in the global name space. This plug-in
// wrapper is linked against libXt and libXext, but since
// we never call on any of these libraries, plug-ins still
// fail to resolve Xt symbols when trying to do a dlopen
// at runtime. Explicitly opening Xt/Xext into the global
// namespace before attempting to load the plug-in seems to
// work fine.
tempSpec.type = PR_LibSpec_Pathname;
tempSpec.value.pathname = "libXt.so";
handle = PR_LoadLibraryWithFlags(tempSpec, PR_LD_NOW|PR_LD_GLOBAL);
tempSpec.value.pathname = "libXext.so";
handle = PR_LoadLibraryWithFlags(tempSpec, PR_LD_NOW|PR_LD_GLOBAL);
libSpec.type = PR_LibSpec_Pathname;
libSpec.value.pathname = this->GetCString();
pLibrary = outLibrary = PR_LoadLibraryWithFlags(libSpec, 0);
PRINTF("LoadPlugin() %s returned %lx\n",
libSpec.value.pathname, (unsigned long)pLibrary);
return NS_OK;
}
/**
* Obtains all of the information currently available for this plugin.
*/
nsresult nsPluginFile::GetPluginInfo(nsPluginInfo& info)
{
nsresult rv;
const char* mimedescr, *name, *description;
char *mdesc,*start,*nexttoc,*mtype,*exten,*descr;
int i,num;
// No, this doesn't leak. GetGlobalServiceManager() doesn't addref
// it's out pointer. Maybe it should.
nsIServiceManager* mgr;
nsServiceManager::GetGlobalServiceManager(&mgr);
nsFactoryProc nsGetFactory =
(nsFactoryProc) PR_FindSymbol(pLibrary, "NSGetFactory");
nsCOMPtr<nsIPlugin> plugin;
if (nsGetFactory) {
// It's an almost-new-style plugin. The "truly new" plugins
// are just XPCOM components, but there are some Mozilla
// Classic holdovers that live in the plugins directory but
// implement nsIPlugin and the factory stuff.
static NS_DEFINE_CID(kPluginCID, NS_PLUGIN_CID);
nsCOMPtr<nsIFactory> factory;
rv = nsGetFactory(mgr, kPluginCID, nsnull, nsnull, getter_AddRefs(factory));
if (NS_FAILED(rv)) return rv;
plugin = do_QueryInterface(factory);
}
else {
// It's old sk00l
rv = ns4xPlugin::CreatePlugin(mgr, this->GetCString(), pLibrary, getter_AddRefs(plugin));
if (NS_FAILED(rv)) return rv;
}
if (plugin) {
plugin->GetValue(nsPluginVariable_NameString, &name);
info.fName = PL_strdup(name);
plugin->GetValue(nsPluginVariable_DescriptionString, &description);
info.fDescription = PL_strdup(description);
plugin->GetMIMEDescription(&mimedescr);
}
else {
info.fName = PL_strdup(this->GetCString());
info.fDescription = PL_strdup("");
}
PRINTF("GetMIMEDescription() returned \"%s\"\n", mimedescr);
// copy string
mdesc = (char *)PR_Malloc(strlen(mimedescr)+1);
strcpy(mdesc,mimedescr);
num=CalculateVariantCount(mimedescr)+1;
info.fVariantCount = num;
info.fMimeTypeArray =(char **)PR_Malloc(num * sizeof(char *));
info.fMimeDescriptionArray =(char **)PR_Malloc(num * sizeof(char *));
info.fExtensionArray =(char **)PR_Malloc(num * sizeof(char *));
start=mdesc;
for(i=0;i<num && *start;i++) {
// search start of next token (separator is ';')
if(i+1 < num) {
if((nexttoc=PL_strchr(start, ';')) != 0)
*nexttoc++=0;
else
nexttoc=start+strlen(start);
} else
nexttoc=start+strlen(start);
// split string into: mime type ':' extensions ':' description
mtype=start;
exten=PL_strchr(start, ':');
if(exten) {
*exten++=0;
descr=PL_strchr(exten, ':');
} else
descr=NULL;
if(descr)
*descr++=0;
PRINTF("Registering plugin for: \"%s\",\"%s\",\"%s\"\n", mtype,descr ? descr : "null",exten ? exten : "null");
if(!*mtype && !descr && !exten) {
i--;
info.fVariantCount--;
} else {
info.fMimeTypeArray[i] = mtype ? PL_strdup(mtype) : PL_strdup("");
info.fMimeDescriptionArray[i] = descr ? PL_strdup(descr) : PL_strdup("");
info.fExtensionArray[i] = exten ? PL_strdup(exten) : PL_strdup("");
}
start=nexttoc;
}
PR_Free(mdesc);
return NS_OK;
}
nsresult nsPluginFile::FreePluginInfo(nsPluginInfo& info)
{
if(info.fName != nsnull)
PL_strfree(info.fName);
if(info.fDescription != nsnull)
PL_strfree(info.fDescription);
for(PRUint32 i = 0; i < info.fVariantCount; i++)
{
if(info.fMimeTypeArray[i] != nsnull)
PL_strfree(info.fMimeTypeArray[i]);
if(info.fMimeDescriptionArray[i] != nsnull)
PL_strfree(info.fMimeDescriptionArray[i]);
if(info.fExtensionArray[i] != nsnull)
PL_strfree(info.fExtensionArray[i]);
}
return NS_OK;
}