зеркало из https://github.com/mozilla/pjs.git
578 строки
19 KiB
C++
578 строки
19 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: sw=2 ts=8 et :
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*/
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 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 Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at:
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* http://www.mozilla.org/MPL/
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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 Code.
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*
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* The Initial Developer of the Original Code is
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* The Mozilla Foundation
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* Portions created by the Initial Developer are Copyright (C) 2011
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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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 MPL, 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 MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <errno.h>
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#include <sys/utsname.h>
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#include "nsCRTGlue.h"
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#include "prenv.h"
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#include "GfxInfoX11.h"
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#ifdef MOZ_CRASHREPORTER
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#include "nsExceptionHandler.h"
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#include "nsICrashReporter.h"
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#endif
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namespace mozilla {
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namespace widget {
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#ifdef DEBUG
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NS_IMPL_ISUPPORTS_INHERITED1(GfxInfo, GfxInfoBase, nsIGfxInfoDebug)
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#endif
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// these global variables will be set when firing the glxtest process
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int glxtest_pipe = 0;
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pid_t glxtest_pid = 0;
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nsresult
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GfxInfo::Init()
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{
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mGLMajorVersion = 0;
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mMajorVersion = 0;
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mMinorVersion = 0;
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mRevisionVersion = 0;
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mIsMesa = false;
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mIsNVIDIA = false;
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mIsFGLRX = false;
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mIsNouveau = false;
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mHasTextureFromPixmap = false;
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return GfxInfoBase::Init();
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}
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void
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GfxInfo::GetData()
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{
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// to understand this function, see bug 639842. We retrieve the OpenGL driver information in a
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// separate process to protect against bad drivers.
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// if glxtest_pipe == 0, that means that we already read the information
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if (!glxtest_pipe)
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return;
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enum { buf_size = 1024 };
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char buf[buf_size];
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ssize_t bytesread = read(glxtest_pipe,
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&buf,
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buf_size-1); // -1 because we'll append a zero
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close(glxtest_pipe);
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glxtest_pipe = 0;
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// bytesread < 0 would mean that the above read() call failed.
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// This should never happen. If it did, the outcome would be to blacklist anyway.
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if (bytesread < 0)
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bytesread = 0;
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// let buf be a zero-terminated string
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buf[bytesread] = 0;
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// Wait for the glxtest process to finish. This serves 2 purposes:
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// * avoid having a zombie glxtest process laying around
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// * get the glxtest process status info.
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int glxtest_status = 0;
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bool wait_for_glxtest_process = true;
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bool waiting_for_glxtest_process_failed = false;
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int waitpid_errno = 0;
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while(wait_for_glxtest_process) {
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wait_for_glxtest_process = false;
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if (waitpid(glxtest_pid, &glxtest_status, 0) == -1) {
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waitpid_errno = errno;
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if (waitpid_errno == EINTR) {
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wait_for_glxtest_process = true;
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} else {
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// Bug 718629
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// ECHILD happens when the glxtest process got reaped got reaped after a PR_CreateProcess
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// as per bug 227246. This shouldn't matter, as we still seem to get the data
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// from the pipe, and if we didn't, the outcome would be to blacklist anyway.
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waiting_for_glxtest_process_failed = (waitpid_errno != ECHILD);
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}
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}
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}
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bool exited_with_error_code = !waiting_for_glxtest_process_failed &&
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WIFEXITED(glxtest_status) &&
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WEXITSTATUS(glxtest_status) != EXIT_SUCCESS;
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bool received_signal = !waiting_for_glxtest_process_failed &&
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WIFSIGNALED(glxtest_status);
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bool error = waiting_for_glxtest_process_failed || exited_with_error_code || received_signal;
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nsCString textureFromPixmap;
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nsCString *stringToFill = nsnull;
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char *bufptr = buf;
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if (!error) {
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while(true) {
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char *line = NS_strtok("\n", &bufptr);
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if (!line)
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break;
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if (stringToFill) {
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stringToFill->Assign(line);
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stringToFill = nsnull;
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}
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else if(!strcmp(line, "VENDOR"))
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stringToFill = &mVendor;
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else if(!strcmp(line, "RENDERER"))
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stringToFill = &mRenderer;
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else if(!strcmp(line, "VERSION"))
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stringToFill = &mVersion;
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else if(!strcmp(line, "TFP"))
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stringToFill = &textureFromPixmap;
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}
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}
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if (!strcmp(textureFromPixmap.get(), "TRUE"))
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mHasTextureFromPixmap = true;
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// only useful for Linux kernel version check for FGLRX driver.
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// assumes X client == X server, which is sad.
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utsname unameobj;
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if (!uname(&unameobj))
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{
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mOS.Assign(unameobj.sysname);
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mOSRelease.Assign(unameobj.release);
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}
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const char *spoofedVendor = PR_GetEnv("MOZ_GFX_SPOOF_GL_VENDOR");
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if (spoofedVendor)
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mVendor.Assign(spoofedVendor);
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const char *spoofedRenderer = PR_GetEnv("MOZ_GFX_SPOOF_GL_RENDERER");
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if (spoofedRenderer)
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mRenderer.Assign(spoofedRenderer);
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const char *spoofedVersion = PR_GetEnv("MOZ_GFX_SPOOF_GL_VERSION");
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if (spoofedVersion)
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mVersion.Assign(spoofedVersion);
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const char *spoofedOS = PR_GetEnv("MOZ_GFX_SPOOF_OS");
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if (spoofedOS)
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mOS.Assign(spoofedOS);
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const char *spoofedOSRelease = PR_GetEnv("MOZ_GFX_SPOOF_OS_RELEASE");
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if (spoofedOSRelease)
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mOSRelease.Assign(spoofedOSRelease);
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if (error ||
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mVendor.IsEmpty() ||
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mRenderer.IsEmpty() ||
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mVersion.IsEmpty() ||
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mOS.IsEmpty() ||
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mOSRelease.IsEmpty())
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{
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mAdapterDescription.AppendLiteral("GLXtest process failed");
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if (waiting_for_glxtest_process_failed)
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mAdapterDescription.AppendPrintf(" (waitpid failed with errno=%d for pid %d)", waitpid_errno, glxtest_pid);
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if (exited_with_error_code)
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mAdapterDescription.AppendPrintf(" (exited with status %d)", WEXITSTATUS(glxtest_status));
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if (received_signal)
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mAdapterDescription.AppendPrintf(" (received signal %d)", WTERMSIG(glxtest_status));
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if (bytesread) {
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mAdapterDescription.AppendLiteral(": ");
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mAdapterDescription.Append(nsDependentCString(buf));
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mAdapterDescription.AppendLiteral("\n");
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}
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#ifdef MOZ_CRASHREPORTER
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CrashReporter::AppendAppNotesToCrashReport(mAdapterDescription);
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#endif
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return;
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}
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mAdapterDescription.Append(mVendor);
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mAdapterDescription.AppendLiteral(" -- ");
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mAdapterDescription.Append(mRenderer);
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nsCAutoString note;
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note.Append("OpenGL: ");
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note.Append(mAdapterDescription);
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note.Append(" -- ");
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note.Append(mVersion);
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if (mHasTextureFromPixmap)
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note.Append(" -- texture_from_pixmap");
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note.Append("\n");
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#ifdef MOZ_CRASHREPORTER
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CrashReporter::AppendAppNotesToCrashReport(note);
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#endif
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// determine the major OpenGL version. That's the first integer in the version string.
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mGLMajorVersion = strtol(mVersion.get(), 0, 10);
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// determine driver type (vendor) and where in the version string
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// the actual driver version numbers should be expected to be found (whereToReadVersionNumbers)
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const char *whereToReadVersionNumbers = nsnull;
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const char *Mesa_in_version_string = strstr(mVersion.get(), "Mesa");
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if (Mesa_in_version_string) {
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mIsMesa = true;
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// with Mesa, the version string contains "Mesa major.minor" and that's all the version information we get:
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// there is no actual driver version info.
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whereToReadVersionNumbers = Mesa_in_version_string + strlen("Mesa");
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if (strcasestr(mVendor.get(), "nouveau"))
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mIsNouveau = true;
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} else if (strstr(mVendor.get(), "NVIDIA Corporation")) {
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mIsNVIDIA = true;
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// with the NVIDIA driver, the version string contains "NVIDIA major.minor"
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// note that here the vendor and version strings behave differently, that's why we don't put this above
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// alongside Mesa_in_version_string.
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const char *NVIDIA_in_version_string = strstr(mVersion.get(), "NVIDIA");
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if (NVIDIA_in_version_string)
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whereToReadVersionNumbers = NVIDIA_in_version_string + strlen("NVIDIA");
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} else if (strstr(mVendor.get(), "ATI Technologies Inc")) {
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mIsFGLRX = true;
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// with the FGLRX driver, the version string only gives a OpenGL version :/ so let's return that.
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// that can at least give a rough idea of how old the driver is.
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whereToReadVersionNumbers = mVersion.get();
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}
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// read major.minor version numbers of the driver (not to be confused with the OpenGL version)
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if (whereToReadVersionNumbers) {
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// copy into writable buffer, for tokenization
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strncpy(buf, whereToReadVersionNumbers, buf_size);
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bufptr = buf;
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// now try to read major.minor version numbers. In case of failure, gracefully exit: these numbers have
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// been initialized as 0 anyways
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char *token = NS_strtok(".", &bufptr);
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if (token) {
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mMajorVersion = strtol(token, 0, 10);
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token = NS_strtok(".", &bufptr);
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if (token) {
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mMinorVersion = strtol(token, 0, 10);
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token = NS_strtok(".", &bufptr);
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if (token)
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mRevisionVersion = strtol(token, 0, 10);
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}
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}
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}
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}
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static inline PRUint64 version(PRUint32 major, PRUint32 minor, PRUint32 revision = 0)
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{
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return (PRUint64(major) << 32) + (PRUint64(minor) << 16) + PRUint64(revision);
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}
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const nsTArray<GfxDriverInfo>&
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GfxInfo::GetGfxDriverInfo()
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{
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// Nothing here yet.
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//if (!mDriverInfo->Length()) {
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//
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//}
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return *mDriverInfo;
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}
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nsresult
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GfxInfo::GetFeatureStatusImpl(PRInt32 aFeature,
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PRInt32 *aStatus,
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nsAString & aSuggestedDriverVersion,
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const nsTArray<GfxDriverInfo>& aDriverInfo,
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OperatingSystem* aOS /* = nsnull */)
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{
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GetData();
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NS_ENSURE_ARG_POINTER(aStatus);
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*aStatus = nsIGfxInfo::FEATURE_STATUS_UNKNOWN;
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aSuggestedDriverVersion.SetIsVoid(true);
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OperatingSystem os = DRIVER_OS_LINUX;
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if (aOS)
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*aOS = os;
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if (mGLMajorVersion == 1) {
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// We're on OpenGL 1. In most cases that indicates really old hardware.
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// We better block them, rather than rely on them to fail gracefully, because they don't!
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// see bug 696636
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DEVICE;
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return NS_OK;
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}
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#ifdef MOZ_PLATFORM_MAEMO
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*aStatus = nsIGfxInfo::FEATURE_NO_INFO;
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// on Maemo, the glxtest probe doesn't build, and we don't really need GfxInfo anyway
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return NS_OK;
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#endif
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// Don't evaluate any special cases if we're checking the downloaded blocklist.
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if (!aDriverInfo.Length()) {
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// Only check features relevant to Linux.
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if (aFeature == nsIGfxInfo::FEATURE_OPENGL_LAYERS ||
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aFeature == nsIGfxInfo::FEATURE_WEBGL_OPENGL ||
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aFeature == nsIGfxInfo::FEATURE_WEBGL_MSAA) {
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// Disable OpenGL layers when we don't have texture_from_pixmap because it regresses performance.
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if (aFeature == nsIGfxInfo::FEATURE_OPENGL_LAYERS && !mHasTextureFromPixmap) {
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION;
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aSuggestedDriverVersion.AssignLiteral("<Anything with EXT_texture_from_pixmap support>");
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return NS_OK;
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}
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// whitelist the linux test slaves' current configuration.
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// this is necessary as they're still using the slightly outdated 190.42 driver.
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// this isn't a huge risk, as at least this is the exact setting in which we do continuous testing,
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// and this only affects GeForce 9400 cards on linux on this precise driver version, which is very few users.
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// We do the same thing on Windows XP, see in widget/windows/GfxInfo.cpp
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if (mIsNVIDIA &&
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!strcmp(mRenderer.get(), "GeForce 9400/PCI/SSE2") &&
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!strcmp(mVersion.get(), "3.2.0 NVIDIA 190.42"))
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{
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*aStatus = nsIGfxInfo::FEATURE_NO_INFO;
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return NS_OK;
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}
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if (mIsMesa) {
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if (mIsNouveau && version(mMajorVersion, mMinorVersion) < version(8,0)) {
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION;
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aSuggestedDriverVersion.AssignLiteral("Mesa 8.0");
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} else if (version(mMajorVersion, mMinorVersion, mRevisionVersion) < version(7,10,3)) {
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION;
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aSuggestedDriverVersion.AssignLiteral("Mesa 7.10.3");
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}
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} else if (mIsNVIDIA) {
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if (version(mMajorVersion, mMinorVersion, mRevisionVersion) < version(257,21)) {
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION;
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aSuggestedDriverVersion.AssignLiteral("NVIDIA 257.21");
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}
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} else if (mIsFGLRX) {
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// FGLRX does not report a driver version number, so we have the OpenGL version instead.
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// by requiring OpenGL 3, we effectively require recent drivers.
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if (version(mMajorVersion, mMinorVersion, mRevisionVersion) < version(3, 0)) {
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION;
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aSuggestedDriverVersion.AssignLiteral("<Something recent>");
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}
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// Bug 724640: FGLRX + Linux 2.6.32 is a crashy combo
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bool unknownOS = mOS.IsEmpty() || mOSRelease.IsEmpty();
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bool badOS = mOS.Find("Linux", true) != -1 &&
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mOSRelease.Find("2.6.32") != -1;
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if (unknownOS || badOS) {
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_OS_VERSION;
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}
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} else {
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// like on windows, let's block unknown vendors. Think of virtual machines.
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// Also, this case is hit whenever the GLXtest probe failed to get driver info or crashed.
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DEVICE;
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}
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}
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}
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return GfxInfoBase::GetFeatureStatusImpl(aFeature, aStatus, aSuggestedDriverVersion, aDriverInfo, &os);
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}
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NS_IMETHODIMP
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GfxInfo::GetD2DEnabled(bool *aEnabled)
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{
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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GfxInfo::GetDWriteEnabled(bool *aEnabled)
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{
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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GfxInfo::GetAzureEnabled(bool *aEnabled)
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{
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return NS_ERROR_FAILURE;
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}
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/* readonly attribute DOMString DWriteVersion; */
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NS_IMETHODIMP
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GfxInfo::GetDWriteVersion(nsAString & aDwriteVersion)
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{
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return NS_ERROR_FAILURE;
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}
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/* readonly attribute DOMString cleartypeParameters; */
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NS_IMETHODIMP
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GfxInfo::GetCleartypeParameters(nsAString & aCleartypeParams)
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{
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return NS_ERROR_FAILURE;
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}
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/* readonly attribute DOMString adapterDescription; */
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NS_IMETHODIMP
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GfxInfo::GetAdapterDescription(nsAString & aAdapterDescription)
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{
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GetData();
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AppendASCIItoUTF16(mAdapterDescription, aAdapterDescription);
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return NS_OK;
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}
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/* readonly attribute DOMString adapterDescription2; */
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NS_IMETHODIMP
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GfxInfo::GetAdapterDescription2(nsAString & aAdapterDescription)
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{
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return NS_ERROR_FAILURE;
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}
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/* readonly attribute DOMString adapterRAM; */
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NS_IMETHODIMP
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GfxInfo::GetAdapterRAM(nsAString & aAdapterRAM)
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{
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aAdapterRAM.AssignLiteral("");
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return NS_OK;
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}
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/* readonly attribute DOMString adapterRAM2; */
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NS_IMETHODIMP
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GfxInfo::GetAdapterRAM2(nsAString & aAdapterRAM)
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{
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return NS_ERROR_FAILURE;
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}
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/* readonly attribute DOMString adapterDriver; */
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NS_IMETHODIMP
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GfxInfo::GetAdapterDriver(nsAString & aAdapterDriver)
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{
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aAdapterDriver.AssignLiteral("");
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return NS_OK;
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}
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/* readonly attribute DOMString adapterDriver2; */
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NS_IMETHODIMP
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GfxInfo::GetAdapterDriver2(nsAString & aAdapterDriver)
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{
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return NS_ERROR_FAILURE;
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}
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/* readonly attribute DOMString adapterDriverVersion; */
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NS_IMETHODIMP
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GfxInfo::GetAdapterDriverVersion(nsAString & aAdapterDriverVersion)
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{
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GetData();
|
|
CopyASCIItoUTF16(mVersion, aAdapterDriverVersion);
|
|
return NS_OK;
|
|
}
|
|
|
|
/* readonly attribute DOMString adapterDriverVersion2; */
|
|
NS_IMETHODIMP
|
|
GfxInfo::GetAdapterDriverVersion2(nsAString & aAdapterDriverVersion)
|
|
{
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
/* readonly attribute DOMString adapterDriverDate; */
|
|
NS_IMETHODIMP
|
|
GfxInfo::GetAdapterDriverDate(nsAString & aAdapterDriverDate)
|
|
{
|
|
aAdapterDriverDate.AssignLiteral("");
|
|
return NS_OK;
|
|
}
|
|
|
|
/* readonly attribute DOMString adapterDriverDate2; */
|
|
NS_IMETHODIMP
|
|
GfxInfo::GetAdapterDriverDate2(nsAString & aAdapterDriverDate)
|
|
{
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
/* readonly attribute DOMString adapterVendorID; */
|
|
NS_IMETHODIMP
|
|
GfxInfo::GetAdapterVendorID(nsAString & aAdapterVendorID)
|
|
{
|
|
GetData();
|
|
CopyUTF8toUTF16(mVendor, aAdapterVendorID);
|
|
return NS_OK;
|
|
}
|
|
|
|
/* readonly attribute DOMString adapterVendorID2; */
|
|
NS_IMETHODIMP
|
|
GfxInfo::GetAdapterVendorID2(nsAString & aAdapterVendorID)
|
|
{
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
/* readonly attribute DOMString adapterDeviceID; */
|
|
NS_IMETHODIMP
|
|
GfxInfo::GetAdapterDeviceID(nsAString & aAdapterDeviceID)
|
|
{
|
|
GetData();
|
|
CopyUTF8toUTF16(mRenderer, aAdapterDeviceID);
|
|
return NS_OK;
|
|
}
|
|
|
|
/* readonly attribute DOMString adapterDeviceID2; */
|
|
NS_IMETHODIMP
|
|
GfxInfo::GetAdapterDeviceID2(nsAString & aAdapterDeviceID)
|
|
{
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
/* readonly attribute boolean isGPU2Active; */
|
|
NS_IMETHODIMP
|
|
GfxInfo::GetIsGPU2Active(bool* aIsGPU2Active)
|
|
{
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
|
|
// Implement nsIGfxInfoDebug
|
|
// We don't support spoofing anything on Linux
|
|
|
|
/* void spoofVendorID (in DOMString aVendorID); */
|
|
NS_IMETHODIMP GfxInfo::SpoofVendorID(const nsAString & aVendorID)
|
|
{
|
|
CopyUTF16toUTF8(aVendorID, mVendor);
|
|
return NS_OK;
|
|
}
|
|
|
|
/* void spoofDeviceID (in unsigned long aDeviceID); */
|
|
NS_IMETHODIMP GfxInfo::SpoofDeviceID(const nsAString & aDeviceID)
|
|
{
|
|
CopyUTF16toUTF8(aDeviceID, mRenderer);
|
|
return NS_OK;
|
|
}
|
|
|
|
/* void spoofDriverVersion (in DOMString aDriverVersion); */
|
|
NS_IMETHODIMP GfxInfo::SpoofDriverVersion(const nsAString & aDriverVersion)
|
|
{
|
|
CopyUTF16toUTF8(aDriverVersion, mVersion);
|
|
return NS_OK;
|
|
}
|
|
|
|
/* void spoofOSVersion (in unsigned long aVersion); */
|
|
NS_IMETHODIMP GfxInfo::SpoofOSVersion(PRUint32 aVersion)
|
|
{
|
|
// We don't support OS versioning on Linux. There's just "Linux".
|
|
return NS_OK;
|
|
}
|
|
|
|
#endif
|
|
|
|
} // end namespace widget
|
|
} // end namespace mozilla
|