mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-14 15:37:55 +00:00
345 lines
9.4 KiB
C++
345 lines
9.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
*
|
|
* The contents of this file are subject to the Netscape Public License
|
|
* Version 1.0 (the "NPL"); you may not use this file except in
|
|
* compliance with the NPL. You may obtain a copy of the NPL at
|
|
* http://www.mozilla.org/NPL/
|
|
*
|
|
* Software distributed under the NPL is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
|
|
* for the specific language governing rights and limitations under the
|
|
* NPL.
|
|
*
|
|
* The Initial Developer of this code under the NPL is Netscape
|
|
* Communications Corporation. Portions created by Netscape are
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
|
|
* Reserved.
|
|
*/
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// Plugin Manager Methods to support the JVM Plugin API
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#include "npglue.h"
|
|
#include "prefapi.h"
|
|
#include "xp_str.h"
|
|
#include "libmocha.h"
|
|
|
|
#include "nsjvm.h"
|
|
|
|
#if 0 // XXX for now
|
|
|
|
static int PR_CALLBACK
|
|
JavaPrefChanged(const char *prefStr, void* data)
|
|
{
|
|
nsPluginManager* mgr = (nsPluginManager*)data;
|
|
PRBool prefBool;
|
|
PREF_GetBoolPref(prefStr, &prefBool);
|
|
mgr->SetJVMEnabled(prefBool);
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
nsPluginManager::EnsurePrefCallbackRegistered(void)
|
|
{
|
|
if (fRegisteredJavaPrefChanged != PR_TRUE) {
|
|
fRegisteredJavaPrefChanged = PR_TRUE;
|
|
PREF_RegisterCallback("security.enable_java", JavaPrefChanged, this);
|
|
JavaPrefChanged("security.enable_java", this);
|
|
}
|
|
}
|
|
|
|
PRBool
|
|
nsPluginManager::GetJVMEnabled(void)
|
|
{
|
|
EnsurePrefCallbackRegistered();
|
|
return fJVM->GetJVMEnabled();
|
|
}
|
|
|
|
void
|
|
nsPluginManager::SetJVMEnabled(PRBool enable)
|
|
{
|
|
return fJVM->SetJVMEnabled(enable);
|
|
}
|
|
|
|
JVMStatus
|
|
nsPluginManager::GetJVMStatus(void)
|
|
{
|
|
EnsurePrefCallbackRegistered();
|
|
return fJVM->GetJVMStatus();
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
// Should be in a header; must solve build-order problem first
|
|
extern void SU_Initialize(JRIEnv * env);
|
|
|
|
JVMStatus
|
|
nsPluginManager::StartupJVM()
|
|
{
|
|
// Be sure to check the prefs first before asking java to startup.
|
|
if (GetJVMStatus() == JVMStatus_Disabled) {
|
|
return JVMStatus_Disabled;
|
|
}
|
|
JVMStatus status = fJVM->StartupJVM();
|
|
if (status == JVMStatus_Ok) {
|
|
JRIEnv* env = fJVM->EnsureExecEnv();
|
|
|
|
/* initialize VersionRegistry native routines */
|
|
/* it is not an error that prevents java from starting if this stuff throws exceptions */
|
|
#ifdef MOZ_SMARTUPDATE
|
|
SU_Initialize(env);
|
|
if (JRI_ExceptionOccurred(env)) {
|
|
#if DEBUG
|
|
fJVM->PrintToConsole("LJ: SU_Initialize failed. Bugs to atotic.\n");
|
|
#endif
|
|
goto error;
|
|
}
|
|
#endif /* MOZ_SMARTUPDATE */
|
|
}
|
|
return status;
|
|
|
|
error:
|
|
#if DEBUG
|
|
JRI_ExceptionDescribe(env);
|
|
#endif
|
|
JRI_ExceptionClear(env);
|
|
ShutdownJVM();
|
|
return JVMStatus_JavaError;
|
|
}
|
|
|
|
JVMStatus
|
|
nsPluginManager::ShutdownJVM(PRBool fullShutdown = PR_TRUE)
|
|
{
|
|
return fJVM->ShutdownJVM();
|
|
}
|
|
|
|
#endif // 0
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
void NP_LOADDS
|
|
nsPluginManager::BeginWaitCursor(void)
|
|
{
|
|
if (fWaiting == 0) {
|
|
#ifdef XP_PC
|
|
fOldCursor = (void*)GetCursor();
|
|
HCURSOR newCursor = LoadCursor(NULL, IDC_WAIT);
|
|
if (newCursor)
|
|
SetCursor(newCursor);
|
|
#endif
|
|
#ifdef XP_MAC
|
|
startAsyncCursors();
|
|
#endif
|
|
}
|
|
fWaiting++;
|
|
}
|
|
|
|
void NP_LOADDS
|
|
nsPluginManager::EndWaitCursor(void)
|
|
{
|
|
fWaiting--;
|
|
if (fWaiting == 0) {
|
|
#ifdef XP_PC
|
|
if (fOldCursor)
|
|
SetCursor((HCURSOR)fOldCursor);
|
|
#endif
|
|
#ifdef XP_MAC
|
|
stopAsyncCursors();
|
|
#endif
|
|
fOldCursor = NULL;
|
|
}
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
const char* NP_LOADDS
|
|
nsPluginManager::GetProgramPath(void)
|
|
{
|
|
return fProgramPath;
|
|
}
|
|
|
|
const char* NP_LOADDS
|
|
nsPluginManager::GetTempDirPath(void)
|
|
{
|
|
// XXX I don't need a static really, the browser holds the tempDir name
|
|
// as a static string -- it's just the XP_TempDirName that strdups it.
|
|
static const char* tempDirName = NULL;
|
|
if (tempDirName == NULL)
|
|
tempDirName = XP_TempDirName();
|
|
return tempDirName;
|
|
}
|
|
|
|
nsresult NP_LOADDS
|
|
nsPluginManager::GetFileName(const char* fn, FileNameType type,
|
|
char* resultBuf, PRUint32 bufLen)
|
|
{
|
|
// XXX This should be rewritten so that we don't have to malloc the name.
|
|
XP_FileType filetype;
|
|
|
|
if (type == SIGNED_APPLET_DBNAME)
|
|
filetype = xpSignedAppletDB;
|
|
else if (type == TEMP_FILENAME)
|
|
filetype = xpTemporary;
|
|
else
|
|
return NS_ERROR_ILLEGAL_VALUE;
|
|
|
|
char* tempName = WH_FileName(fn, filetype);
|
|
if (tempName != NULL) return NS_ERROR_OUT_OF_MEMORY;
|
|
XP_STRNCPY_SAFE(resultBuf, tempName, bufLen);
|
|
XP_FREE(tempName);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult NP_LOADDS
|
|
nsPluginManager::NewTempFileName(const char* prefix, char* resultBuf, PRUint32 bufLen)
|
|
{
|
|
// XXX This should be rewritten so that we don't have to malloc the name.
|
|
char* tempName = WH_TempName(xpTemporary, prefix);
|
|
if (tempName != NULL) return NS_ERROR_OUT_OF_MEMORY;
|
|
XP_STRNCPY_SAFE(resultBuf, tempName, bufLen);
|
|
XP_FREE(tempName);
|
|
return NS_OK;
|
|
}
|
|
|
|
PRBool NP_LOADDS
|
|
nsPluginManager::HandOffJSLock(PRThread* oldOwner, PRThread* newOwner)
|
|
{
|
|
return LM_HandOffJSLock(oldOwner, newOwner);
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////
|
|
// Debugger Stuff
|
|
|
|
extern "C" HWND FindNavigatorHiddenWindow(void);
|
|
|
|
PRBool NP_LOADDS
|
|
nsPluginManager::SetDebugAgentPassword(PRInt32 pwd)
|
|
{
|
|
#if defined(XP_PC) && defined(_WIN32)
|
|
HWND win = FindNavigatorHiddenWindow();
|
|
HANDLE sem;
|
|
long err;
|
|
|
|
/* set up by aHiddenFrameClass in CNetscapeApp::InitInstance */
|
|
err = SetWindowLong(win, 0, pwd);
|
|
if (err == 0) {
|
|
// PR_LOG(NSJAVA, PR_LOG_ALWAYS,
|
|
// ("SetWindowLong returned %ld (err=%d)\n", err, GetLastError()));
|
|
/* continue so that we try to wake up the debugger */
|
|
}
|
|
sem = OpenSemaphore(SEMAPHORE_MODIFY_STATE, FALSE, "Netscape-Symantec Debugger");
|
|
if (sem) {
|
|
ReleaseSemaphore(sem, 1, NULL);
|
|
CloseHandle(sem);
|
|
}
|
|
return PR_TRUE;
|
|
#else
|
|
return PR_FALSE;
|
|
#endif
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#if 0 // XXX for now
|
|
|
|
PRBool
|
|
nsPluginManager::StartDebugger(JVMDebugPort port)
|
|
{
|
|
JVMError err = fJVM->StartDebugger(port);
|
|
if (err != JVMError_NoError) {
|
|
JRIEnv* env = fJVM->EnsureJNIEnv();
|
|
ReportJVMError(env, err);
|
|
return PR_FALSE;
|
|
}
|
|
return PR_TRUE;
|
|
}
|
|
|
|
void
|
|
nsPluginManager::ReportJVMError(JRIEnv* env, JVMError err)
|
|
{
|
|
MWContext* cx = XP_FindSomeContext();
|
|
char *s;
|
|
switch (err) {
|
|
case LJStartupError_NoClasses: {
|
|
const char* cp = CLASSPATH();
|
|
cp = lj_ConvertToPlatformPathList(cp);
|
|
s = PR_smprintf(XP_GetString(XP_JAVA_NO_CLASSES),
|
|
lj_jar_name, lj_jar_name,
|
|
(cp ? cp : "<none>"));
|
|
free((void*)cp);
|
|
break;
|
|
}
|
|
|
|
case LJStartupError_JavaError: {
|
|
const char* msg = GetJavaErrorString(env);
|
|
#ifdef DEBUG
|
|
JRI_ExceptionDescribe(env);
|
|
#endif
|
|
s = PR_smprintf(XP_GetString(XP_JAVA_STARTUP_FAILED),
|
|
(msg ? msg : ""));
|
|
if (msg) free((void*)msg);
|
|
break;
|
|
}
|
|
case LJStartupError_NoDebugger: {
|
|
s = PR_smprintf(XP_GetString(XP_JAVA_DEBUGGER_FAILED));
|
|
break;
|
|
}
|
|
default:
|
|
return; /* don't report anything */
|
|
}
|
|
if (s) {
|
|
FE_Alert(cx, s);
|
|
free(s);
|
|
}
|
|
}
|
|
|
|
/* stolen from java_lang_Object.h (jri version) */
|
|
#define classname_java_lang_Object "java/lang/Object"
|
|
#define name_java_lang_Object_toString "toString"
|
|
#define sig_java_lang_Object_toString "()Ljava/lang/String;"
|
|
|
|
const char*
|
|
nsPluginManager::GetJavaErrorString(JRIEnv* env)
|
|
{
|
|
/* XXX javah is a pain wrt mixing JRI and JDK native methods.
|
|
Since we need to call a method on Object, we'll do it the hard way
|
|
to avoid using javah for this.
|
|
Maybe we need a new JRI entry point for toString. Yikes! */
|
|
|
|
const char* msg;
|
|
struct java_lang_Class* classObject;
|
|
JRIMethodID toString;
|
|
struct java_lang_String* excString;
|
|
struct java_lang_Throwable* exc = JRI_ExceptionOccurred(env);
|
|
|
|
if (exc == NULL) {
|
|
return strdup(""); /* XXX better "no error" message? */
|
|
}
|
|
|
|
/* Got to do this before trying to find a class (like Object).
|
|
This is because the runtime refuses to do this with a pending
|
|
exception! I think it's broken. */
|
|
|
|
JRI_ExceptionClear(env);
|
|
|
|
classObject = (struct java_lang_Class*)
|
|
JRI_FindClass(env, classname_java_lang_Object);
|
|
toString = JRI_GetMethodID(env, classObject,
|
|
name_java_lang_Object_toString,
|
|
sig_java_lang_Object_toString);
|
|
excString = (struct java_lang_String *)
|
|
JRI_CallMethod(env)(env, JRI_CallMethod_op,
|
|
(struct java_lang_Object*)exc, toString);
|
|
|
|
/* XXX change to JRI_GetStringPlatformChars */
|
|
msg = JRI_GetStringPlatformChars(env, excString, NULL, 0);
|
|
if (msg == NULL) return NULL;
|
|
return strdup(msg);
|
|
}
|
|
|
|
#endif // 0
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|