| // Copyright (c) 2012 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. |
| |
| // A very simple commandline tool for decompressing woff2 format files |
| // (given as argc[1]), writing the decompressed version to stdout. |
| |
| #include <fcntl.h> |
| #include <sys/stat.h> |
| #include <unistd.h> |
| |
| #include <cstdio> |
| #include <cstdlib> |
| |
| #include "opentype-sanitiser.h" |
| #include "woff2.h" |
| |
| namespace { |
| |
| int Usage(const char *argv0) { |
| std::fprintf(stderr, "Usage: %s woff2_file > dest_ttf_file\n", argv0); |
| return 1; |
| } |
| |
| } // namespace |
| |
| int main(int argc, char **argv) { |
| if (argc != 2) return Usage(argv[0]); |
| if (::isatty(1)) return Usage(argv[0]); |
| |
| const int fd = ::open(argv[1], O_RDONLY); |
| if (fd < 0) { |
| ::perror("open"); |
| return 1; |
| } |
| |
| struct stat st; |
| ::fstat(fd, &st); |
| |
| uint8_t *data = new uint8_t[st.st_size]; |
| if (::read(fd, data, st.st_size) != st.st_size) { |
| ::perror("read"); |
| return 1; |
| } |
| ::close(fd); |
| |
| size_t decompressed_size = ots::ComputeWOFF2FinalSize(data, st.st_size); |
| if (decompressed_size == 0) { |
| std::fprintf(stderr, "Error computing decompressed file size!\n"); |
| return 1; |
| } |
| uint8_t *buf = new uint8_t[decompressed_size]; |
| const bool result = ots::ConvertWOFF2ToTTF(buf, decompressed_size, |
| data, st.st_size); |
| |
| if (!result) { |
| std::fprintf(stderr, "Failed to decompress file!\n"); |
| } |
| fwrite(buf, 1, decompressed_size, stdout); |
| return !result; |
| } |