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author | reveman@chromium.org <reveman@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2012-04-17 08:00:40 +0000 |
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committer | reveman@chromium.org <reveman@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2012-04-17 08:00:40 +0000 |
commit | 0029e32132b1adfe81d9692cf5c89af790e48cf9 (patch) | |
tree | 6e9e244f52c6be90abd130a83758434e38bf1adb /skia | |
parent | 8e6fe834ca095fd1685ed3fc89433771dc4628f6 (diff) | |
download | chromium_src-0029e32132b1adfe81d9692cf5c89af790e48cf9.zip chromium_src-0029e32132b1adfe81d9692cf5c89af790e48cf9.tar.gz chromium_src-0029e32132b1adfe81d9692cf5c89af790e48cf9.tar.bz2 |
Fix win32 error checking in platform_canvas_skia.cc by moving code into bitmap_platform_device_win.cc.
BUG=119555
TEST=manual
Review URL: http://codereview.chromium.org/10093006
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@132550 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'skia')
-rw-r--r-- | skia/ext/bitmap_platform_device_win.cc | 64 | ||||
-rw-r--r-- | skia/ext/platform_canvas_skia.cc | 14 | ||||
-rw-r--r-- | skia/ext/platform_canvas_win.cc | 75 |
3 files changed, 69 insertions, 84 deletions
diff --git a/skia/ext/bitmap_platform_device_win.cc b/skia/ext/bitmap_platform_device_win.cc index 09140a1..a8b8391 100644 --- a/skia/ext/bitmap_platform_device_win.cc +++ b/skia/ext/bitmap_platform_device_win.cc @@ -15,6 +15,65 @@ namespace skia { +// Disable optimizations during crash analysis. +#pragma optimize("", off) + +// Crash On Failure. |address| should be a number less than 4000. +#define COF(address, condition) if (!(condition)) *((int*) address) = 0 + +// This is called when a bitmap allocation fails, and this function tries to +// determine why it might have failed, and crash on different +// lines. This allows us to see in crash dumps the most likely reason for the +// failure. It takes the size of the bitmap we were trying to allocate as its +// arguments so we can check that as well. +// +// Note that in a sandboxed renderer this function crashes when trying to +// call GetProcessMemoryInfo() because it tries to load psapi.dll, which +// is fine but gives you a very hard to read crash dump. +void CrashForBitmapAllocationFailure(int w, int h, unsigned int error) { + // Store the extended error info in a place easy to find at debug time. + unsigned int diag_error = 0; + // If the bitmap is ginormous, then we probably can't allocate it. + // We use 32M pixels = 128MB @ 4 bytes per pixel. + const LONG_PTR kGinormousBitmapPxl = 32000000; + COF(1, LONG_PTR(w) * LONG_PTR(h) < kGinormousBitmapPxl); + + // The maximum number of GDI objects per process is 10K. If we're very close + // to that, it's probably the problem. + const unsigned int kLotsOfGDIObjects = 9990; + unsigned int num_gdi_objects = GetGuiResources(GetCurrentProcess(), + GR_GDIOBJECTS); + if (num_gdi_objects == 0) { + diag_error = GetLastError(); + COF(2, false); + } + COF(3, num_gdi_objects < kLotsOfGDIObjects); + + // If we're using a crazy amount of virtual address space, then maybe there + // isn't enough for our bitmap. + const SIZE_T kLotsOfMem = 1500000000; // 1.5GB. + PROCESS_MEMORY_COUNTERS_EX pmc; + pmc.cb = sizeof(pmc); + if (!GetProcessMemoryInfo(GetCurrentProcess(), + reinterpret_cast<PROCESS_MEMORY_COUNTERS*>(&pmc), + sizeof(pmc))) { + diag_error = GetLastError(); + COF(4, false); + } + COF(5, pmc.PagefileUsage < kLotsOfMem); + COF(6, pmc.PrivateUsage < kLotsOfMem); + // Ok but we are somehow out of memory? + COF(7, error != ERROR_NOT_ENOUGH_MEMORY); +} + +// Crashes the process. This is called when a bitmap allocation fails but +// unlike its cousin CrashForBitmapAllocationFailure() it tries to detect if +// the issue was a non-valid shared bitmap handle. +void CrashIfInvalidSection(HANDLE shared_section) { + DWORD handle_info = 0; + COF(8, ::GetHandleInformation(shared_section, &handle_info) == TRUE); +} + BitmapPlatformDevice::BitmapPlatformDeviceData::BitmapPlatformDeviceData( HBITMAP hbitmap) : bitmap_context_(hbitmap), @@ -120,6 +179,11 @@ BitmapPlatformDevice* BitmapPlatformDevice::Create( &data, shared_section, 0); if (!hbitmap) { + // Investigate we failed. If we know the reason, crash in a specific place. + unsigned int error = GetLastError(); + if (shared_section) + CrashIfInvalidSection(shared_section); + CrashForBitmapAllocationFailure(width, height, error); return NULL; } diff --git a/skia/ext/platform_canvas_skia.cc b/skia/ext/platform_canvas_skia.cc index 258f119..9cd51ac 100644 --- a/skia/ext/platform_canvas_skia.cc +++ b/skia/ext/platform_canvas_skia.cc @@ -68,17 +68,9 @@ bool PlatformCanvas::initialize(int width, bool is_opaque, HANDLE shared_section) { // Use platform specific device for shared_section. - if (shared_section) { - if (initializeWithDevice(BitmapPlatformDevice::Create(width, - height, - is_opaque, - shared_section))) - return true; - - // TODO(reveman): move the failure investigation from - // platform_canvas_win.cc to bitmap_platform_device_win.cc. - return false; - } + if (shared_section) + return initializeWithDevice(BitmapPlatformDevice::Create( + width, height, is_opaque, shared_section)); return initializeWithDevice(new SkDevice( SkBitmap::kARGB_8888_Config, width, height, is_opaque)); diff --git a/skia/ext/platform_canvas_win.cc b/skia/ext/platform_canvas_win.cc index a1fe9a4..7b9a787 100644 --- a/skia/ext/platform_canvas_win.cc +++ b/skia/ext/platform_canvas_win.cc @@ -11,68 +11,6 @@ namespace skia { -// Disable optimizations during crash analysis. -#pragma optimize("", off) - -// Crash On Failure. |address| should be a number less than 4000. -#define COF(address, condition) if (!(condition)) *((int*) address) = 0 - -// This is called when a bitmap allocation fails, and this function tries to -// determine why it might have failed, and crash on different -// lines. This allows us to see in crash dumps the most likely reason for the -// failure. It takes the size of the bitmap we were trying to allocate as its -// arguments so we can check that as well. -// -// Note that in a sandboxed renderer this function crashes when trying to -// call GetProcessMemoryInfo() because it tries to load psapi.dll, which -// is fine but gives you a very hard to read crash dump. -void CrashForBitmapAllocationFailure(int w, int h, unsigned int error) { - // Store the extended error info in a place easy to find at debug time. - unsigned int diag_error = 0; - // If the bitmap is ginormous, then we probably can't allocate it. - // We use 32M pixels = 128MB @ 4 bytes per pixel. - const LONG_PTR kGinormousBitmapPxl = 32000000; - COF(1, LONG_PTR(w) * LONG_PTR(h) < kGinormousBitmapPxl); - - // The maximum number of GDI objects per process is 10K. If we're very close - // to that, it's probably the problem. - const unsigned int kLotsOfGDIObjects = 9990; - unsigned int num_gdi_objects = GetGuiResources(GetCurrentProcess(), - GR_GDIOBJECTS); - if (num_gdi_objects == 0) { - diag_error = GetLastError(); - COF(2, false); - } - COF(3, num_gdi_objects < kLotsOfGDIObjects); - - // If we're using a crazy amount of virtual address space, then maybe there - // isn't enough for our bitmap. - const SIZE_T kLotsOfMem = 1500000000; // 1.5GB. - PROCESS_MEMORY_COUNTERS_EX pmc; - pmc.cb = sizeof(pmc); - if (!GetProcessMemoryInfo(GetCurrentProcess(), - reinterpret_cast<PROCESS_MEMORY_COUNTERS*>(&pmc), - sizeof(pmc))) { - diag_error = GetLastError(); - COF(4, false); - } - COF(5, pmc.PagefileUsage < kLotsOfMem); - COF(6, pmc.PrivateUsage < kLotsOfMem); - // Ok but we are somehow out of memory? - COF(7, error != ERROR_NOT_ENOUGH_MEMORY); -} - -// Crashes the process. This is called when a bitmap allocation fails but -// unlike its cousin CrashForBitmapAllocationFailure() it tries to detect if -// the issue was a non-valid shared bitmap handle. -void CrashIfInvalidSection(HANDLE shared_section) { - DWORD handle_info = 0; - COF(8, ::GetHandleInformation(shared_section, &handle_info) == TRUE); -} - -// Restore the optimization options. -#pragma optimize("", on) - PlatformCanvas::PlatformCanvas(int width, int height, bool is_opaque) { TRACE_EVENT2("skia", "PlatformCanvas::PlatformCanvas", "width", width, "height", height); @@ -95,17 +33,8 @@ bool PlatformCanvas::initialize(int width, int height, bool is_opaque, HANDLE shared_section) { - if (initializeWithDevice(BitmapPlatformDevice::Create(width, - height, - is_opaque, - shared_section))) - return true; - // Investigate we failed. If we know the reason, crash in a specific place. - unsigned int error = GetLastError(); - if (shared_section) - CrashIfInvalidSection(shared_section); - CrashForBitmapAllocationFailure(width, height, error); - return false; + return initializeWithDevice(BitmapPlatformDevice::Create( + width, height, is_opaque, shared_section)); } } // namespace skia |