1 /* Copyright (C) 2020-2023 Free Software Foundation, Inc. 2 3 This file is part of GDB. 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 3 of the License, or 8 (at your option) any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 17 18 #ifndef COMMON_SEARCH_H 19 #define COMMON_SEARCH_H 20 21 #include "gdbsupport/function-view.h" 22 23 /* This is needed by the unit test, so appears here. */ 24 #define SEARCH_CHUNK_SIZE 16000 25 26 /* The type of a callback function that can be used to read memory. 27 Note that target_read_memory is not used here, because gdbserver 28 wants to be able to examine trace data when searching, and 29 target_read_memory does not do this. */ 30 31 typedef bool target_read_memory_ftype (CORE_ADDR, gdb_byte *, size_t); 32 33 /* Utility implementation of searching memory. */ 34 extern int simple_search_memory 35 (gdb::function_view<target_read_memory_ftype> read_memory, 36 CORE_ADDR start_addr, 37 ULONGEST search_space_len, 38 const gdb_byte *pattern, 39 ULONGEST pattern_len, 40 CORE_ADDR *found_addrp); 41 42 #endif /* COMMON_SEARCH_H */ 43