1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ART_LIBARTBASE_BASE_FILE_MAGIC_H_ 18 #define ART_LIBARTBASE_BASE_FILE_MAGIC_H_ 19 20 #include <stdint.h> 21 #include <string> 22 23 #include "os.h" 24 25 namespace art { 26 27 // Open file and read magic number 28 File OpenAndReadMagic(const char* filename, uint32_t* magic, std::string* error_msg); 29 30 // Read magic number and reset pointer to SEEK_SET. 31 bool ReadMagicAndReset(int fd, uint32_t* magic, std::string* error_msg); 32 33 // Check whether the given magic matches a known file type. 34 bool IsZipMagic(uint32_t magic); 35 36 } // namespace art 37 38 #endif // ART_LIBARTBASE_BASE_FILE_MAGIC_H_ 39