1 /* 2 * Copyright 2015 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #include "SkBitmap.h" 9 #include "SkForceLinking.h" 10 #include "SkImageDecoder.h" 11 #include "Test.h" 12 13 // A valid 1x1 indexed PNG. 14 unsigned char gPngData[] = { 15 0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d, 16 0x49, 0x48, 0x44, 0x52, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 17 0x08, 0x03, 0x00, 0x00, 0x00, 0x28, 0xcb, 0x34, 0xbb, 0x00, 0x00, 0x00, 18 0x09, 0x70, 0x48, 0x59, 0x73, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x00, 0x00, 19 0x1c, 0x00, 0x0f, 0x01, 0xb9, 0x8f, 0x00, 0x00, 0x00, 0x06, 0x50, 0x4c, 20 0x54, 0x45, 0xff, 0x00, 0x00, 0x00, 0xff, 0x00, 0xd2, 0x87, 0xef, 0x71, 21 0x00, 0x00, 0x00, 0x13, 0x49, 0x44, 0x41, 0x54, 0x78, 0xda, 0xed, 0xfd, 22 0x81, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0xf8, 0xaf, 0x16, 0x46, 0x00, 23 0x02, 0x00, 0x01, 0x32, 0x60, 0xf7, 0x0c, 0x00, 0x00, 0x00, 0x00, 0x49, 24 0x45, 0x4e, 0x44, 0xae, 0x42, 0x60, 0x82 25 }; 26 27 // Attempt to decode an invalid PNG that has a palette. Mostly we're looking to 28 // make sure we don't leak memory since libpng uses setjmp for error handling so 29 // it's very easy to accidentally skip destructors when a failure happens. 30 // As a result, we do not have any REPORTER_ASSERT statements 31 DEF_TEST(InvalidIndexedPng, reporter) { 32 SkBitmap image; 33 SkForceLinking(false); 34 // Make our PNG invalid by changing a byte. 35 gPngData[sizeof(gPngData) - 1] = 1; 36 37 SkImageDecoder::DecodeMemory(gPngData, sizeof(gPngData), &image); 38 } 39
