// Copyright 2017 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. #ifndef PDF_FONT_TABLE_LINUX_H_ #define PDF_FONT_TABLE_LINUX_H_ #include #include #include namespace pdf { // GetFontTable loads a specified font table from an open SFNT file. // fd: a file descriptor to the SFNT file. The position doesn't matter. // table_tag: the table tag in *big-endian* format, or 0 for the entire font. // offset: offset into the table or entire font where loading should start. // The offset must be between 0 and 1 GB - 1. // output: a buffer of size output_length that gets the data. can be 0, in // which case output_length will be set to the required size in bytes. // output_length: size of output, if it's not 0. // // returns: true on success. bool GetFontTable(int fd, uint32_t table_tag, off_t offset, uint8_t* output, size_t* output_length); } // namespace pdf #endif // PDF_FONT_TABLE_LINUX_H_