From: Eric Pouech epouech@codeweavers.com
Signed-off-by: Eric Pouech epouech@codeweavers.com --- dlls/dbghelp/macho_module.c | 34 +++++++++++++++++++++++++++++++++- 1 file changed, 33 insertions(+), 1 deletion(-)
diff --git a/dlls/dbghelp/macho_module.c b/dlls/dbghelp/macho_module.c index d5f7df9001f..b0569593fba 100644 --- a/dlls/dbghelp/macho_module.c +++ b/dlls/dbghelp/macho_module.c @@ -206,6 +206,18 @@ static char* format_uuid(const UINT8 uuid[16], char out[UUID_STRING_LEN]) return out; }
+static USHORT macho_cpu_to_machine(unsigned cpu) +{ + switch (cpu) + { + case MACHO_CPU_TYPE_X86: return IMAGE_FILE_MACHINE_I386; + case MACHO_CPU_TYPE_X86_64: return IMAGE_FILE_MACHINE_AMD64; + default: + FIXME("Untranslated Mach-O CPU %x\n", cpu); + return IMAGE_FILE_MACHINE_UNKNOWN; + } +} + /****************************************************************** * macho_calc_range * @@ -1354,6 +1366,26 @@ static BOOL image_uses_split_segs(struct process* process, ULONG_PTR load_addr) return split_segs; }
+/****************************************************************** + * image_get_machine + * + * For a module identified by its load address, return the machine field + * of the (loaded) Macho header. + */ +static USHORT image_get_machine(struct process *process, ULONG_PTR load_addr) +{ + if (load_addr) + { + struct macho_header header; + UINT32 target_magic = (process->is_host_64bit) ? MACHO_MH_MAGIC_64 : MACHO_MH_MAGIC_32; + + if (read_process_memory(process, load_addr, &header, FIELD_OFFSET(struct macho_header, reserved)) && + header.magic == target_magic) + return macho_cpu_to_machine(header.cputype); + } + return IMAGE_FILE_MACHINE_UNKNOWN; +} + /****************************************************************** * macho_load_debug_info * @@ -1479,7 +1511,7 @@ static BOOL macho_load_file(struct process* pcs, const WCHAR* filename, load_addr = fmap.u.macho.segs_start; macho_info->module = module_new(pcs, filename, DMT_MACHO, FALSE, load_addr, fmap.u.macho.segs_size, 0, calc_crc32(fmap.u.macho.handle), - IMAGE_FILE_MACHINE_UNKNOWN); + image_get_machine(pcs, load_addr)); if (!macho_info->module) { HeapFree(GetProcessHeap(), 0, modfmt);