1 // Copyright (c) 2014, Google Inc. 2 // All rights reserved. 3 // 4 // Redistribution and use in source and binary forms, with or without 5 // modification, are permitted provided that the following conditions are 6 // met: 7 // 8 // * Redistributions of source code must retain the above copyright 9 // notice, this list of conditions and the following disclaimer. 10 // * Redistributions in binary form must reproduce the above 11 // copyright notice, this list of conditions and the following disclaimer 12 // in the documentation and/or other materials provided with the 13 // distribution. 14 // * Neither the name of Google Inc. nor the names of its 15 // contributors may be used to endorse or promote products derived from 16 // this software without specific prior written permission. 17 // 18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 30 #ifndef CLIENT_LINUX_DUMP_WRITER_COMMON_MAPPING_INFO_H_ 31 #define CLIENT_LINUX_DUMP_WRITER_COMMON_MAPPING_INFO_H_ 32 33 #include <limits.h> 34 #include <list> 35 #include <stdint.h> 36 37 #include "google_breakpad/common/minidump_format.h" 38 39 namespace google_breakpad { 40 41 // One of these is produced for each mapping in the process (i.e. line in 42 // /proc/$x/maps). 43 struct MappingInfo { 44 // On Android, relocation packing can mean that the reported start 45 // address of the mapping must be adjusted by a bias in order to 46 // compensate for the compression of the relocation section. The 47 // following two members hold (after LateInit) the adjusted mapping 48 // range. See crbug.com/606972 for more information. 49 uintptr_t start_addr; 50 size_t size; 51 // When Android relocation packing causes |start_addr| and |size| to 52 // be modified with a load bias, we need to remember the unbiased 53 // address range. The following structure holds the original mapping 54 // address range as reported by the operating system. 55 struct { 56 uintptr_t start_addr; 57 uintptr_t end_addr; 58 } system_mapping_info; 59 size_t offset; // offset into the backed file. 60 bool exec; // true if the mapping has the execute bit set. 61 char name[NAME_MAX]; 62 }; 63 64 struct MappingEntry { 65 MappingInfo first; 66 uint8_t second[sizeof(MDGUID)]; 67 }; 68 69 // A list of <MappingInfo, GUID> 70 typedef std::list<MappingEntry> MappingList; 71 72 } // namespace google_breakpad 73 74 #endif // CLIENT_LINUX_DUMP_WRITER_COMMON_MAPPING_INFO_H_ 75