зеркало из https://github.com/mozilla/gecko-dev.git
519 строки
18 KiB
C++
519 строки
18 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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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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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 "nsExceptionHandler.h"
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#include "nsICrashReporter.h"
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#include "prenv.h"
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#include "GfxInfoX11.h"
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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_INHERITED(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 = -1;
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pid_t glxtest_pid = 0;
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nsresult GfxInfo::Init() {
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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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mIsIntel = false;
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mIsOldSwrast = false;
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mIsLlvmpipe = false;
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mHasTextureFromPixmap = false;
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return GfxInfoBase::Init();
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}
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void GfxInfo::GetData() {
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// to understand this function, see bug 639842. We retrieve the OpenGL driver
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// information in a separate process to protect against bad drivers.
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// if glxtest_pipe == -1, that means that we already read the information
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if (glxtest_pipe == -1) 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, &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 = -1;
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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
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// anyway.
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if (bytesread < 0) 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
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// PR_CreateProcess as per bug 227246. This shouldn't matter, as we
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// still seem to get the data from the pipe, and if we didn't, the
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// 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 =
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!waiting_for_glxtest_process_failed && WIFSIGNALED(glxtest_status);
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bool error = waiting_for_glxtest_process_failed || exited_with_error_code ||
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received_signal;
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nsCString textureFromPixmap;
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nsCString *stringToFill = nullptr;
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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) break;
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if (stringToFill) {
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stringToFill->Assign(line);
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stringToFill = nullptr;
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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")) 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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struct utsname unameobj;
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if (uname(&unameobj) >= 0) {
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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) mVendor.Assign(spoofedVendor);
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const char *spoofedRenderer = PR_GetEnv("MOZ_GFX_SPOOF_GL_RENDERER");
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if (spoofedRenderer) mRenderer.Assign(spoofedRenderer);
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const char *spoofedVersion = PR_GetEnv("MOZ_GFX_SPOOF_GL_VERSION");
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if (spoofedVersion) mVersion.Assign(spoofedVersion);
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const char *spoofedOS = PR_GetEnv("MOZ_GFX_SPOOF_OS");
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if (spoofedOS) mOS.Assign(spoofedOS);
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const char *spoofedOSRelease = PR_GetEnv("MOZ_GFX_SPOOF_OS_RELEASE");
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if (spoofedOSRelease) mOSRelease.Assign(spoofedOSRelease);
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if (error || mVendor.IsEmpty() || mRenderer.IsEmpty() || mVersion.IsEmpty() ||
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mOS.IsEmpty() || mOSRelease.IsEmpty()) {
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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(
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" (waitpid failed with errno=%d for pid %d)", waitpid_errno,
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glxtest_pid);
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if (exited_with_error_code)
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mAdapterDescription.AppendPrintf(" (exited with status %d)",
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WEXITSTATUS(glxtest_status));
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if (received_signal)
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mAdapterDescription.AppendPrintf(" (received signal %d)",
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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.Append('\n');
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}
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CrashReporter::AppendAppNotesToCrashReport(mAdapterDescription);
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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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nsAutoCString note;
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note.AppendLiteral("OpenGL: ");
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note.Append(mAdapterDescription);
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note.AppendLiteral(" -- ");
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note.Append(mVersion);
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if (mHasTextureFromPixmap) note.AppendLiteral(" -- texture_from_pixmap");
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note.Append('\n');
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CrashReporter::AppendAppNotesToCrashReport(note);
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// determine the major OpenGL version. That's the first integer in the version
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// 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
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// (whereToReadVersionNumbers)
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const char *whereToReadVersionNumbers = nullptr;
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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
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// the version information we get: 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")) mIsNouveau = true;
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if (strcasestr(mRenderer.get(),
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"intel")) // yes, intel is in the renderer string
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mIsIntel = true;
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if (strcasestr(mRenderer.get(), "llvmpipe")) mIsLlvmpipe = true;
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if (strcasestr(mRenderer.get(), "software rasterizer")) mIsOldSwrast = 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
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// why we don't put this above 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 :/
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// so let's return that. that can at least give a rough idea of how old the
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// 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
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// 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,
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// gracefully exit: these numbers have 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) 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 uint64_t version(uint32_t major, uint32_t minor,
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uint32_t revision = 0) {
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return (uint64_t(major) << 32) + (uint64_t(minor) << 16) + uint64_t(revision);
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}
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const nsTArray<GfxDriverInfo> &GfxInfo::GetGfxDriverInfo() {
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// Nothing here yet.
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// if (!sDriverInfo->Length()) {
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//
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//}
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return *sDriverInfo;
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}
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nsresult GfxInfo::GetFeatureStatusImpl(
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int32_t aFeature, int32_t *aStatus, nsAString &aSuggestedDriverVersion,
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const nsTArray<GfxDriverInfo> &aDriverInfo, nsACString &aFailureId,
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OperatingSystem *aOS /* = nullptr */)
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{
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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 = OperatingSystem::Linux;
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if (aOS) *aOS = os;
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if (sShutdownOccurred) {
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return NS_OK;
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}
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GetData();
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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,
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// because they don't! see bug 696636
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DEVICE;
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aFailureId = "FEATURE_FAILURE_OPENGL_1";
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return NS_OK;
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}
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// Don't evaluate any special cases if we're checking the downloaded
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// blocklist.
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if (!aDriverInfo.Length()) {
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// Blacklist software GL implementations from using layers acceleration.
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// On the test infrastructure, we'll force-enable layers acceleration.
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if (aFeature == nsIGfxInfo::FEATURE_OPENGL_LAYERS &&
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(mIsLlvmpipe || mIsOldSwrast) &&
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!PR_GetEnv("MOZ_LAYERS_ALLOW_SOFTWARE_GL")) {
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DEVICE;
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aFailureId = "FEATURE_FAILURE_SOFTWARE_GL";
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return NS_OK;
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}
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if (aFeature == nsIGfxInfo::FEATURE_WEBRENDER) {
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_OS_VERSION;
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aFailureId = "FEATURE_UNQUALIFIED_WEBRENDER_LINUX";
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return NS_OK;
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}
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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_WEBGL2 ||
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aFeature == nsIGfxInfo::FEATURE_WEBGL_MSAA) {
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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
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// driver. this isn't a huge risk, as at least this is the exact setting
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// in which we do continuous testing, and this only affects GeForce 9400
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// 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 && !strcmp(mRenderer.get(), "GeForce 9400/PCI/SSE2") &&
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!strcmp(mVersion.get(), "3.2.0 NVIDIA 190.42")) {
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*aStatus = nsIGfxInfo::FEATURE_STATUS_OK;
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return NS_OK;
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}
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if (mIsMesa) {
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if (mIsNouveau &&
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version(mMajorVersion, mMinorVersion) < version(8, 0)) {
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION;
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aFailureId = "FEATURE_FAILURE_MESA_1";
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aSuggestedDriverVersion.AssignLiteral("Mesa 8.0");
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} else if (version(mMajorVersion, mMinorVersion, mRevisionVersion) <
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version(7, 10, 3)) {
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION;
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aFailureId = "FEATURE_FAILURE_MESA_2";
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aSuggestedDriverVersion.AssignLiteral("Mesa 7.10.3");
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} else if (mIsOldSwrast) {
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION;
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aFailureId = "FEATURE_FAILURE_SW_RAST";
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} else if (mIsLlvmpipe &&
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version(mMajorVersion, mMinorVersion) < version(9, 1)) {
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// bug 791905, Mesa bug 57733, fixed in Mesa 9.1 according to
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// https://bugs.freedesktop.org/show_bug.cgi?id=57733#c3
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION;
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aFailureId = "FEATURE_FAILURE_MESA_3";
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} else if (aFeature == nsIGfxInfo::FEATURE_WEBGL_MSAA) {
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if (mIsIntel &&
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version(mMajorVersion, mMinorVersion) < version(8, 1)) {
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION;
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aFailureId = "FEATURE_FAILURE_MESA_4";
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aSuggestedDriverVersion.AssignLiteral("Mesa 8.1");
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}
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}
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} else if (mIsNVIDIA) {
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if (version(mMajorVersion, mMinorVersion, mRevisionVersion) <
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version(257, 21)) {
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION;
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aFailureId = "FEATURE_FAILURE_OLD_NV";
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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
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// version instead. by requiring OpenGL 3, we effectively require recent
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// drivers.
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if (version(mMajorVersion, mMinorVersion, mRevisionVersion) <
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version(3, 0)) {
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*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION;
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aFailureId = "FEATURE_FAILURE_OLD_FGLRX";
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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 =
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mOS.Find("Linux", true) != -1 && 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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aFailureId = "FEATURE_FAILURE_OLD_OS";
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}
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} else {
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// like on windows, let's block unknown vendors. Think of virtual
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// machines. Also, this case is hit whenever the GLXtest probe failed to
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// 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(
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aFeature, aStatus, aSuggestedDriverVersion, aDriverInfo, aFailureId, &os);
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}
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NS_IMETHODIMP
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GfxInfo::GetD2DEnabled(bool *aEnabled) { return NS_ERROR_FAILURE; }
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NS_IMETHODIMP
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GfxInfo::GetDWriteEnabled(bool *aEnabled) { return NS_ERROR_FAILURE; }
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NS_IMETHODIMP
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GfxInfo::GetDWriteVersion(nsAString &aDwriteVersion) {
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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GfxInfo::GetCleartypeParameters(nsAString &aCleartypeParams) {
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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GfxInfo::GetAdapterDescription(nsAString &aAdapterDescription) {
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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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NS_IMETHODIMP
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GfxInfo::GetAdapterDescription2(nsAString &aAdapterDescription) {
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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GfxInfo::GetAdapterRAM(nsAString &aAdapterRAM) {
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aAdapterRAM.Truncate();
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return NS_OK;
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}
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NS_IMETHODIMP
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GfxInfo::GetAdapterRAM2(nsAString &aAdapterRAM) { return NS_ERROR_FAILURE; }
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NS_IMETHODIMP
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GfxInfo::GetAdapterDriver(nsAString &aAdapterDriver) {
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aAdapterDriver.Truncate();
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return NS_OK;
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}
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NS_IMETHODIMP
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GfxInfo::GetAdapterDriver2(nsAString &aAdapterDriver) {
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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GfxInfo::GetAdapterDriverVersion(nsAString &aAdapterDriverVersion) {
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GetData();
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CopyASCIItoUTF16(mVersion, aAdapterDriverVersion);
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return NS_OK;
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}
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NS_IMETHODIMP
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GfxInfo::GetAdapterDriverVersion2(nsAString &aAdapterDriverVersion) {
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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GfxInfo::GetAdapterDriverDate(nsAString &aAdapterDriverDate) {
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aAdapterDriverDate.Truncate();
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return NS_OK;
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}
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NS_IMETHODIMP
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GfxInfo::GetAdapterDriverDate2(nsAString &aAdapterDriverDate) {
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return NS_ERROR_FAILURE;
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}
|
|
|
|
NS_IMETHODIMP
|
|
GfxInfo::GetAdapterVendorID(nsAString &aAdapterVendorID) {
|
|
GetData();
|
|
CopyUTF8toUTF16(mVendor, aAdapterVendorID);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
GfxInfo::GetAdapterVendorID2(nsAString &aAdapterVendorID) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
GfxInfo::GetAdapterDeviceID(nsAString &aAdapterDeviceID) {
|
|
GetData();
|
|
CopyUTF8toUTF16(mRenderer, aAdapterDeviceID);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
GfxInfo::GetAdapterDeviceID2(nsAString &aAdapterDeviceID) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
GfxInfo::GetAdapterSubsysID(nsAString &aAdapterSubsysID) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
GfxInfo::GetAdapterSubsysID2(nsAString &aAdapterSubsysID) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
GfxInfo::GetIsGPU2Active(bool *aIsGPU2Active) { return NS_ERROR_FAILURE; }
|
|
|
|
#ifdef DEBUG
|
|
|
|
// Implement nsIGfxInfoDebug
|
|
// We don't support spoofing anything on Linux
|
|
|
|
NS_IMETHODIMP GfxInfo::SpoofVendorID(const nsAString &aVendorID) {
|
|
CopyUTF16toUTF8(aVendorID, mVendor);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP GfxInfo::SpoofDeviceID(const nsAString &aDeviceID) {
|
|
CopyUTF16toUTF8(aDeviceID, mRenderer);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP GfxInfo::SpoofDriverVersion(const nsAString &aDriverVersion) {
|
|
CopyUTF16toUTF8(aDriverVersion, mVersion);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP GfxInfo::SpoofOSVersion(uint32_t aVersion) {
|
|
// We don't support OS versioning on Linux. There's just "Linux".
|
|
return NS_OK;
|
|
}
|
|
|
|
#endif
|
|
|
|
} // end namespace widget
|
|
} // end namespace mozilla
|