c90bbb3be9
* fix crash in nsImapProtocol::CreateNewLineFromSocket (bmo#1667120)
- Mozilla Thunderbird 78.3.0
MFSA 2020-44 (bsc#1176756)
* CVE-2020-15677 (bmo#1641487)
Download origin spoofing via redirect
* CVE-2020-15676 (bmo#1646140)
XSS when pasting attacker-controlled data into a
contenteditable element
* CVE-2020-15678 (bmo#1660211)
When recursing through layers while scrolling, an iterator
may have become invalid, resulting in a potential use-after-
free scenario
* CVE-2020-15673 (bmo#1648493, bmo#1660800)
Memory safety bugs fixed in Thunderbird 78.3
- requires NSPR >= 4.25.1
- removed obsolete thunderbird-bmo1664607.patch
- Mozilla Thunderbird 78.2.2
https://www.thunderbird.net/en-US/thunderbird/78.2.2/releasenotes
- added thunderbird-bmo1664607.patch required for builds w/o updater
(boo#1176384)
- Mozilla Thunderbird 78.2.1
* based on Mozilla's 78 ESR codebase
* many new and changed features
https://www.thunderbird.net/en-US/thunderbird/78.0/releasenotes/#whatsnew
* built-in OpenPGP support (enigmail neither required nor supported)
OBS-URL: https://build.opensuse.org/package/show/mozilla:Factory/MozillaThunderbird?expand=0&rev=549
89 lines
3.3 KiB
Diff
89 lines
3.3 KiB
Diff
# HG changeset patch
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# Parent 0e579dcbf7328dda4512cbdafc9b42acec4935ea
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Skia does not support big endian. The places to fix are too numerous and upstream (skia, not Mozilla)
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has no interest in maintaining big endian.
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So here we try to swizzle the input for skia, so that skia always works on LE, and when it comes
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out again, we transform back to BE.
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diff -r 0e579dcbf732 gfx/2d/ConvolutionFilter.cpp
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--- a/gfx/2d/ConvolutionFilter.cpp Wed Jan 08 12:17:44 2020 +0100
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+++ b/gfx/2d/ConvolutionFilter.cpp Wed Jan 08 12:17:49 2020 +0100
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@@ -35,9 +35,38 @@
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return true;
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}
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+static void ByteSwapArray(uint8_t *u8Array, int32_t size) {
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+ uint32_t *array = reinterpret_cast<uint32_t*>(u8Array);
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+ for (int pxl = 0; pxl < size; ++pxl) {
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+ // Use an endian swap to move the bytes, i.e. BGRA -> ARGB.
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+ uint32_t rgba = array[pxl];
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+ array[pxl] = NativeEndian::swapToLittleEndian(rgba);
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+ }
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+}
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+
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void ConvolutionFilter::ConvolveHorizontally(const uint8_t* aSrc, uint8_t* aDst,
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bool aHasAlpha) {
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+#if MOZ_BIG_ENDIAN()
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+ int outputSize = mFilter->numValues();
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+
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+ // Input size isn't handed in, so we have to calculate it quickly
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+ int inputSize = 0;
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+ for (int xx = 0; xx < outputSize; ++xx) {
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+ // Get the filter that determines the current output pixel.
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+ int filterOffset, filterLength;
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+ mFilter->FilterForValue(xx, &filterOffset, &filterLength);
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+ inputSize = std::max(inputSize, filterOffset + filterLength);
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+ }
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+
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+ ByteSwapArray((uint8_t*)aSrc, inputSize);
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+#endif
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+
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SkOpts::convolve_horizontally(aSrc, *mFilter, aDst, aHasAlpha);
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+
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+#if MOZ_BIG_ENDIAN()
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+ ByteSwapArray((uint8_t*)aSrc, inputSize);
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+ ByteSwapArray(aDst, outputSize);
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+#endif
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}
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void ConvolutionFilter::ConvolveVertically(uint8_t* const* aSrc, uint8_t* aDst,
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@@ -49,8 +78,26 @@
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int32_t filterLength;
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auto filterValues =
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mFilter->FilterForValue(aRowIndex, &filterOffset, &filterLength);
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+
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+#if MOZ_BIG_ENDIAN()
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+ for (int filterY = 0; filterY < filterLength; filterY++) {
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+ // Skia only knows LE, so we have to swizzle the input
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+ ByteSwapArray(aSrc[filterY], aRowSize);
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+ }
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+#endif
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+
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SkOpts::convolve_vertically(filterValues, filterLength, aSrc, aRowSize, aDst,
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aHasAlpha);
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+
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+#if MOZ_BIG_ENDIAN()
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+ // After skia is finished, we swizzle back to BE, in case
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+ // the input is used again somewhere else
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+ for (int filterY = 0; filterY < filterLength; filterY++) {
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+ ByteSwapArray(aSrc[filterY], aRowSize);
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+ }
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+ // The destination array as well
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+ ByteSwapArray(aDst, aRowSize);
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+#endif
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}
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/* ConvolutionFilter::ComputeResizeFactor is derived from Skia's
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diff -r 0e579dcbf732 gfx/skia/skia/include/core/SkPreConfig.h
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--- a/gfx/skia/skia/include/core/SkPreConfig.h Wed Jan 08 12:17:44 2020 +0100
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+++ b/gfx/skia/skia/include/core/SkPreConfig.h Wed Jan 08 12:17:49 2020 +0100
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@@ -73,7 +73,7 @@
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defined(__ppc__) || defined(__hppa) || \
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defined(__PPC__) || defined(__PPC64__) || \
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defined(_MIPSEB) || defined(__ARMEB__) || \
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- defined(__s390__) || \
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+ defined(__s390__) || defined(__s390x__) || \
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(defined(__sh__) && defined(__BIG_ENDIAN__)) || \
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(defined(__ia64) && defined(__BIG_ENDIAN__))
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#define SK_CPU_BENDIAN
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