Index: third_party/ots/test/validator-checker.cc |
diff --git a/third_party/ots/test/validator-checker.cc b/third_party/ots/test/validator-checker.cc |
deleted file mode 100644 |
index 6cb5bcac15cc2c3a81013e030811d53638eee987..0000000000000000000000000000000000000000 |
--- a/third_party/ots/test/validator-checker.cc |
+++ /dev/null |
@@ -1,172 +0,0 @@ |
-// Copyright (c) 2009 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#if !defined(_MSC_VER) |
-#ifdef __linux__ |
-// Linux |
-#include <ft2build.h> |
-#include FT_FREETYPE_H |
-#include FT_OUTLINE_H |
-#else |
-// Mac OS X |
-#include <ApplicationServices/ApplicationServices.h> // g++ -framework Cocoa |
-#endif // __linux__ |
-#else |
-// Windows |
-// TODO(yusukes): Support Windows. |
-#endif // _MSC_VER |
- |
-#include <fcntl.h> |
-#include <sys/stat.h> |
-#include <sys/types.h> |
-#include <unistd.h> |
- |
-#include <cstdio> |
-#include <cstdlib> |
-#include <cstring> |
- |
-#include "opentype-sanitiser.h" |
-#include "ots-memory-stream.h" |
- |
-namespace { |
- |
-#if !defined(_MSC_VER) |
-#ifdef __linux__ |
-// Linux |
-void LoadChar(FT_Face face, int pt, FT_ULong c) { |
- FT_Matrix matrix; |
- matrix.xx = matrix.yy = 1 << 16; |
- matrix.xy = matrix.yx = 0 << 16; |
- |
- FT_Set_Char_Size(face, pt * (1 << 6), 0, 72, 0); |
- FT_Set_Transform(face, &matrix, 0); |
- FT_Load_Char(face, c, FT_LOAD_RENDER); |
-} |
- |
-int OpenAndLoadChars( |
- const char *file_name, uint8_t *trans_font, size_t trans_len) { |
- FT_Library library; |
- FT_Error error = FT_Init_FreeType(&library); |
- if (error) { |
- std::fprintf(stderr, "Failed to initialize FreeType2!\n"); |
- return 1; |
- } |
- |
- FT_Face trans_face; |
- error = FT_New_Memory_Face(library, trans_font, trans_len, 0, &trans_face); |
- if (error) { |
- std::fprintf(stderr, |
- "OK: FreeType2 couldn't open the transcoded font: %s\n", |
- file_name); |
- return 0; |
- } |
- |
- static const int kPts[] = {100, 20, 18, 16, 12, 10, 8}; // pt |
- static const size_t kPtsLen = sizeof(kPts) / sizeof(kPts[0]); |
- |
- static const int kUnicodeRanges[] = { |
- 0x0020, 0x007E, // Basic Latin (ASCII) |
- 0x00A1, 0x017F, // Latin-1 |
- 0x1100, 0x11FF, // Hangul |
- 0x3040, 0x309F, // Japanese HIRAGANA letters |
- 0x3130, 0x318F, // Hangul |
- 0x4E00, 0x4F00, // CJK Kanji/Hanja |
- 0xAC00, 0xAD00, // Hangul |
- }; |
- static const size_t kUnicodeRangesLen |
- = sizeof(kUnicodeRanges) / sizeof(kUnicodeRanges[0]); |
- |
- for (size_t i = 0; i < kPtsLen; ++i) { |
- for (size_t j = 0; j < kUnicodeRangesLen; j += 2) { |
- for (int k = 0; k <= kUnicodeRanges[j + 1] - kUnicodeRanges[j]; ++k) { |
- LoadChar(trans_face, kPts[i], kUnicodeRanges[j] + k); |
- } |
- } |
- } |
- |
- std::fprintf(stderr, "OK: FreeType2 didn't crash: %s\n", file_name); |
- return 0; |
-} |
-#else |
-// Mac OS X |
-int OpenAndLoadChars( |
- const char *file_name, uint8_t *trans_font, size_t trans_len) { |
- CFDataRef data = CFDataCreate(0, trans_font, trans_len); |
- if (!data) { |
- std::fprintf(stderr, |
- "OK: font renderer couldn't open the transcoded font: %s\n", |
- file_name); |
- return 0; |
- } |
- |
- CGDataProviderRef dataProvider = CGDataProviderCreateWithCFData(data); |
- CGFontRef cgFontRef = CGFontCreateWithDataProvider(dataProvider); |
- CGDataProviderRelease(dataProvider); |
- CFRelease(data); |
- if (!cgFontRef) { |
- std::fprintf(stderr, |
- "OK: font renderer couldn't open the transcoded font: %s\n", |
- file_name); |
- return 0; |
- } |
- |
- size_t numGlyphs = CGFontGetNumberOfGlyphs(cgFontRef); |
- CGFontRelease(cgFontRef); |
- if (!numGlyphs) { |
- std::fprintf(stderr, |
- "OK: font renderer couldn't open the transcoded font: %s\n", |
- file_name); |
- return 0; |
- } |
- std::fprintf(stderr, "OK: font renderer didn't crash: %s\n", file_name); |
- // TODO(yusukes): would be better to perform LoadChar() like Linux. |
- return 0; |
-} |
-#endif // __linux__ |
-#else |
-// Windows |
-// TODO(yusukes): Support Windows. |
-#endif // _MSC_VER |
- |
-} // namespace |
- |
-int main(int argc, char **argv) { |
- if (argc != 2) { |
- std::fprintf(stderr, "Usage: %s ttf_or_otf_filename\n", argv[0]); |
- return 1; |
- } |
- |
- // load the font to memory. |
- const int fd = ::open(argv[1], O_RDONLY); |
- if (fd < 0) { |
- ::perror("open"); |
- return 1; |
- } |
- |
- struct stat st; |
- ::fstat(fd, &st); |
- const off_t orig_len = st.st_size; |
- |
- uint8_t *orig_font = new uint8_t[orig_len]; |
- if (::read(fd, orig_font, orig_len) != orig_len) { |
- std::fprintf(stderr, "Failed to read file!\n"); |
- return 1; |
- } |
- ::close(fd); |
- |
- // transcode the malicious font. |
- static const size_t kBigPadLen = 1024 * 1024; // 1MB |
- uint8_t *trans_font = new uint8_t[orig_len + kBigPadLen]; |
- ots::MemoryStream output(trans_font, orig_len + kBigPadLen); |
- ots::OTSContext context; |
- |
- bool result = context.Process(&output, orig_font, orig_len); |
- if (!result) { |
- std::fprintf(stderr, "OK: the malicious font was filtered: %s\n", argv[1]); |
- return 0; |
- } |
- const size_t trans_len = output.Tell(); |
- |
- return OpenAndLoadChars(argv[1], trans_font, trans_len); |
-} |