diff options
Diffstat (limited to 'src/common/linux/dump_symbols.cc')
| -rw-r--r-- | src/common/linux/dump_symbols.cc | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/common/linux/dump_symbols.cc b/src/common/linux/dump_symbols.cc index 0bcc18ab..1e96ca6a 100644 --- a/src/common/linux/dump_symbols.cc +++ b/src/common/linux/dump_symbols.cc @@ -95,6 +95,15 @@ using google_breakpad::scoped_ptr; #define EM_AARCH64 183 #endif +// Define SHT_ANDROID_REL and SHT_ANDROID_RELA if not defined by the host. +// Sections with this type contain Android packed relocations. +#ifndef SHT_ANDROID_REL +#define SHT_ANDROID_REL (SHT_LOOS + 1) +#endif +#ifndef SHT_ANDROID_RELA +#define SHT_ANDROID_RELA (SHT_LOOS + 2) +#endif + // // FDWrapper // @@ -611,6 +620,28 @@ bool LoadSymbols(const string& obj_file, bool found_debug_info_section = false; bool found_usable_info = false; + // Reject files that contain Android packed relocations. The pre-packed + // version of the file should be symbolized; the packed version is only + // intended for use on the target system. + if (FindElfSectionByName<ElfClass>(".rel.dyn", SHT_ANDROID_REL, + sections, names, + names_end, elf_header->e_shnum)) { + fprintf(stderr, "%s: file contains a \".rel.dyn\" section " + "with type SHT_ANDROID_REL\n", obj_file.c_str()); + fprintf(stderr, "Files containing Android packed relocations " + "may not be symbolized.\n"); + return false; + } + if (FindElfSectionByName<ElfClass>(".rela.dyn", SHT_ANDROID_RELA, + sections, names, + names_end, elf_header->e_shnum)) { + fprintf(stderr, "%s: file contains a \".rela.dyn\" section " + "with type SHT_ANDROID_RELA\n", obj_file.c_str()); + fprintf(stderr, "Files containing Android packed relocations " + "may not be symbolized.\n"); + return false; + } + if (options.symbol_data != ONLY_CFI) { #ifndef NO_STABS_SUPPORT // Look for STABS debugging information, and load it if present. |