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1935 lines
66 KiB
C
1935 lines
66 KiB
C
/*
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* File macho_module.c - processing of Mach-O files
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* Originally based on elf_module.c
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*
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* Copyright (C) 1996, Eric Youngdale.
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* 1999-2007 Eric Pouech
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* 2009 Ken Thomases, CodeWeavers Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#ifdef HAVE_MACH_O_LOADER_H
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#include <CoreFoundation/CFString.h>
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#define LoadResource mac_LoadResource
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#define GetCurrentThread mac_GetCurrentThread
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#include <CoreServices/CoreServices.h>
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#undef LoadResource
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#undef GetCurrentThread
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#undef DPRINTF
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#endif
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#include <stdio.h>
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#include <assert.h>
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#include <stdarg.h>
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#include <errno.h>
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#ifdef HAVE_SYS_STAT_H
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# include <sys/stat.h>
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#endif
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#ifdef HAVE_SYS_MMAN_H
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# include <sys/mman.h>
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#endif
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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#include "dbghelp_private.h"
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#include "winternl.h"
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#include "wine/library.h"
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#include "wine/debug.h"
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#include "image_private.h"
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#ifdef HAVE_MACH_O_LOADER_H
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#include <mach-o/fat.h>
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#include <mach-o/loader.h>
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#include <mach-o/nlist.h>
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#include <mach-o/dyld.h>
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#ifdef HAVE_MACH_O_DYLD_IMAGES_H
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#include <mach-o/dyld_images.h>
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#else
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struct dyld_image_info {
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const struct mach_header *imageLoadAddress;
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const char *imageFilePath;
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uintptr_t imageFileModDate;
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};
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struct dyld_all_image_infos {
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uint32_t version;
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uint32_t infoArrayCount;
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const struct dyld_image_info *infoArray;
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void* notification;
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int processDetachedFromSharedRegion;
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};
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#endif
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#ifdef WORDS_BIGENDIAN
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#define swap_ulong_be_to_host(n) (n)
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#else
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#define swap_ulong_be_to_host(n) (RtlUlongByteSwap(n))
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#endif
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WINE_DEFAULT_DEBUG_CHANNEL(dbghelp_macho);
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#ifdef _WIN64
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typedef struct segment_command_64 macho_segment_command;
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typedef struct nlist_64 macho_nlist;
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#define TARGET_CPU_TYPE CPU_TYPE_X86_64
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#define TARGET_MH_MAGIC MH_MAGIC_64
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#define TARGET_SEGMENT_COMMAND LC_SEGMENT_64
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#else
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typedef struct segment_command macho_segment_command;
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typedef struct nlist macho_nlist;
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#define TARGET_CPU_TYPE CPU_TYPE_X86
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#define TARGET_MH_MAGIC MH_MAGIC
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#define TARGET_SEGMENT_COMMAND LC_SEGMENT
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#endif
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/* Bitmask for Mach-O image header flags indicating that the image is in dyld's
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shared cached. That implies that its segments are mapped non-contiguously.
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This value isn't defined anywhere in headers. It's used in dyld and in
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debuggers which support OS X as a magic number.
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The flag also isn't set in the on-disk image file. It's only set in
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memory by dyld. */
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#define MACHO_DYLD_IN_SHARED_CACHE 0x80000000
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#define UUID_STRING_LEN 37 /* 16 bytes at 2 hex digits apiece, 4 dashes, and the null terminator */
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struct macho_module_info
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{
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struct image_file_map file_map;
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unsigned long load_addr;
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unsigned short in_use : 1,
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is_loader : 1;
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};
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struct section_info
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{
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BOOL split_segs;
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unsigned int section_index;
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};
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#define MACHO_INFO_DEBUG_HEADER 0x0001
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#define MACHO_INFO_MODULE 0x0002
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#define MACHO_INFO_NAME 0x0004
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struct macho_info
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{
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unsigned flags; /* IN one (or several) of the MACHO_INFO constants */
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unsigned long dbg_hdr_addr; /* OUT address of debug header (if MACHO_INFO_DEBUG_HEADER is set) */
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struct module* module; /* OUT loaded module (if MACHO_INFO_MODULE is set) */
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const WCHAR* module_name; /* OUT found module name (if MACHO_INFO_NAME is set) */
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};
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static void macho_unmap_file(struct image_file_map* fmap);
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static char* format_uuid(const uint8_t uuid[16], char out[UUID_STRING_LEN])
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{
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sprintf(out, "%02X%02X%02X%02X-%02X%02X-%02X%02X-%02X%02X-%02X%02X%02X%02X%02X%02X",
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uuid[0], uuid[1], uuid[2], uuid[3], uuid[4], uuid[5], uuid[6], uuid[7],
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uuid[8], uuid[9], uuid[10], uuid[11], uuid[12], uuid[13], uuid[14], uuid[15]);
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return out;
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}
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/******************************************************************
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* macho_calc_range
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*
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* For a range (offset & length) of a single architecture within
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* a Mach-O file, calculate the page-aligned range of the whole file
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* that encompasses it. For a fat binary, the architecture will
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* itself be offset within the file, so take that into account.
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*/
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static void macho_calc_range(const struct macho_file_map* fmap, unsigned long offset,
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unsigned long len, unsigned long* out_aligned_offset,
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unsigned long* out_aligned_end, unsigned long* out_aligned_len,
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unsigned long* out_misalign)
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{
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unsigned long pagemask = sysconf( _SC_PAGESIZE ) - 1;
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unsigned long file_offset, misalign;
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file_offset = fmap->arch_offset + offset;
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misalign = file_offset & pagemask;
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*out_aligned_offset = file_offset - misalign;
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*out_aligned_end = (file_offset + len + pagemask) & ~pagemask;
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if (out_aligned_len)
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*out_aligned_len = *out_aligned_end - *out_aligned_offset;
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if (out_misalign)
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*out_misalign = misalign;
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}
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/******************************************************************
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* macho_map_range
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*
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* Maps a range (offset, length in bytes) from a Mach-O file into memory
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*/
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static const char* macho_map_range(const struct macho_file_map* fmap, unsigned long offset, unsigned long len,
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const char** base)
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{
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unsigned long misalign, aligned_offset, aligned_map_end, map_size;
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const void* aligned_ptr;
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TRACE("(%p/%d, 0x%08lx, 0x%08lx)\n", fmap, fmap->fd, offset, len);
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macho_calc_range(fmap, offset, len, &aligned_offset, &aligned_map_end,
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&map_size, &misalign);
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aligned_ptr = mmap(NULL, map_size, PROT_READ, MAP_PRIVATE, fmap->fd, aligned_offset);
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TRACE("Mapped (0x%08lx - 0x%08lx) to %p\n", aligned_offset, aligned_map_end, aligned_ptr);
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if (aligned_ptr == MAP_FAILED) return IMAGE_NO_MAP;
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if (base)
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*base = aligned_ptr;
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return (const char*)aligned_ptr + misalign;
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}
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/******************************************************************
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* macho_unmap_range
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*
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* Unmaps a range (offset, length in bytes) of a Mach-O file from memory
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*/
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static void macho_unmap_range(const char** base, const void** mapped, const struct macho_file_map* fmap,
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unsigned long offset, unsigned long len)
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{
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TRACE("(%p, %p, %p/%d, 0x%08lx, 0x%08lx)\n", base, mapped, fmap, fmap->fd, offset, len);
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if ((mapped && *mapped != IMAGE_NO_MAP) || (base && *base != IMAGE_NO_MAP))
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{
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unsigned long misalign, aligned_offset, aligned_map_end, map_size;
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void* aligned_ptr;
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macho_calc_range(fmap, offset, len, &aligned_offset, &aligned_map_end,
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&map_size, &misalign);
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if (mapped)
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aligned_ptr = (char*)*mapped - misalign;
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else
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aligned_ptr = (void*)*base;
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if (munmap(aligned_ptr, map_size) < 0)
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WARN("Couldn't unmap the range\n");
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TRACE("Unmapped (0x%08lx - 0x%08lx) from %p - %p\n", aligned_offset, aligned_map_end, aligned_ptr, (char*)aligned_ptr + map_size);
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if (mapped)
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*mapped = IMAGE_NO_MAP;
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if (base)
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*base = IMAGE_NO_MAP;
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}
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}
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/******************************************************************
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* macho_map_ranges
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*
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* Maps two ranges (offset, length in bytes) from a Mach-O file
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* into memory. If the two ranges overlap, use one mmap so that
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* the munmap doesn't fragment the mapping.
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*/
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static BOOL macho_map_ranges(const struct macho_file_map* fmap,
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unsigned long offset1, unsigned long len1,
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unsigned long offset2, unsigned long len2,
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const void** mapped1, const void** mapped2)
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{
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unsigned long aligned_offset1, aligned_map_end1;
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unsigned long aligned_offset2, aligned_map_end2;
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TRACE("(%p/%d, 0x%08lx, 0x%08lx, 0x%08lx, 0x%08lx, %p, %p)\n", fmap, fmap->fd,
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offset1, len1, offset2, len2, mapped1, mapped2);
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macho_calc_range(fmap, offset1, len1, &aligned_offset1, &aligned_map_end1, NULL, NULL);
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macho_calc_range(fmap, offset2, len2, &aligned_offset2, &aligned_map_end2, NULL, NULL);
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if (aligned_map_end1 < aligned_offset2 || aligned_map_end2 < aligned_offset1)
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{
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*mapped1 = macho_map_range(fmap, offset1, len1, NULL);
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if (*mapped1 != IMAGE_NO_MAP)
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{
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*mapped2 = macho_map_range(fmap, offset2, len2, NULL);
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if (*mapped2 == IMAGE_NO_MAP)
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macho_unmap_range(NULL, mapped1, fmap, offset1, len1);
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}
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}
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else
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{
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if (offset1 < offset2)
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{
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*mapped1 = macho_map_range(fmap, offset1, offset2 + len2 - offset1, NULL);
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if (*mapped1 != IMAGE_NO_MAP)
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*mapped2 = (const char*)*mapped1 + offset2 - offset1;
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}
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else
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{
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*mapped2 = macho_map_range(fmap, offset2, offset1 + len1 - offset2, NULL);
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if (*mapped2 != IMAGE_NO_MAP)
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*mapped1 = (const char*)*mapped2 + offset1 - offset2;
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}
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}
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TRACE(" => %p, %p\n", *mapped1, *mapped2);
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return (*mapped1 != IMAGE_NO_MAP) && (*mapped2 != IMAGE_NO_MAP);
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}
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/******************************************************************
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* macho_unmap_ranges
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*
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* Unmaps two ranges (offset, length in bytes) of a Mach-O file
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* from memory. Use for ranges which were mapped by
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* macho_map_ranges.
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*/
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static void macho_unmap_ranges(const struct macho_file_map* fmap,
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unsigned long offset1, unsigned long len1,
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unsigned long offset2, unsigned long len2,
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const void** mapped1, const void** mapped2)
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{
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unsigned long aligned_offset1, aligned_map_end1;
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unsigned long aligned_offset2, aligned_map_end2;
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TRACE("(%p/%d, 0x%08lx, 0x%08lx, 0x%08lx, 0x%08lx, %p/%p, %p/%p)\n", fmap, fmap->fd,
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offset1, len1, offset2, len2, mapped1, *mapped1, mapped2, *mapped2);
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macho_calc_range(fmap, offset1, len1, &aligned_offset1, &aligned_map_end1, NULL, NULL);
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macho_calc_range(fmap, offset2, len2, &aligned_offset2, &aligned_map_end2, NULL, NULL);
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if (aligned_map_end1 < aligned_offset2 || aligned_map_end2 < aligned_offset1)
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{
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macho_unmap_range(NULL, mapped1, fmap, offset1, len1);
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macho_unmap_range(NULL, mapped2, fmap, offset2, len2);
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}
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else
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{
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if (offset1 < offset2)
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{
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macho_unmap_range(NULL, mapped1, fmap, offset1, offset2 + len2 - offset1);
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*mapped2 = IMAGE_NO_MAP;
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}
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else
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{
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macho_unmap_range(NULL, mapped2, fmap, offset2, offset1 + len1 - offset2);
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*mapped1 = IMAGE_NO_MAP;
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}
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}
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}
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/******************************************************************
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* macho_find_section
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*/
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BOOL macho_find_section(struct image_file_map* ifm, const char* segname, const char* sectname, struct image_section_map* ism)
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{
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struct macho_file_map* fmap;
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unsigned i;
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char tmp[sizeof(fmap->sect[0].section->sectname)];
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/* Other parts of dbghelp use section names like ".eh_frame". Mach-O uses
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names like "__eh_frame". Convert those. */
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if (sectname[0] == '.')
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{
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lstrcpynA(tmp, "__", sizeof(tmp));
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lstrcpynA(tmp + 2, sectname + 1, sizeof(tmp) - 2);
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sectname = tmp;
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}
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while (ifm)
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{
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fmap = &ifm->u.macho;
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for (i = 0; i < fmap->num_sections; i++)
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{
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if (!fmap->sect[i].ignored &&
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strcmp(fmap->sect[i].section->sectname, sectname) == 0 &&
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(!segname || strcmp(fmap->sect[i].section->segname, segname) == 0))
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{
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ism->fmap = ifm;
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ism->sidx = i;
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return TRUE;
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}
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}
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ifm = fmap->dsym;
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}
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ism->fmap = NULL;
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ism->sidx = -1;
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return FALSE;
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}
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/******************************************************************
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* macho_map_section
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*/
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const char* macho_map_section(struct image_section_map* ism)
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{
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struct macho_file_map* fmap = &ism->fmap->u.macho;
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assert(ism->fmap->modtype == DMT_MACHO);
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if (ism->sidx < 0 || ism->sidx >= ism->fmap->u.macho.num_sections || fmap->sect[ism->sidx].ignored)
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return IMAGE_NO_MAP;
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return macho_map_range(fmap, fmap->sect[ism->sidx].section->offset, fmap->sect[ism->sidx].section->size,
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&fmap->sect[ism->sidx].mapped);
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}
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/******************************************************************
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* macho_unmap_section
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*/
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void macho_unmap_section(struct image_section_map* ism)
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{
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struct macho_file_map* fmap = &ism->fmap->u.macho;
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if (ism->sidx >= 0 && ism->sidx < fmap->num_sections && fmap->sect[ism->sidx].mapped != IMAGE_NO_MAP)
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{
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macho_unmap_range(&fmap->sect[ism->sidx].mapped, NULL, fmap, fmap->sect[ism->sidx].section->offset,
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fmap->sect[ism->sidx].section->size);
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}
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}
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/******************************************************************
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* macho_get_map_rva
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*/
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DWORD_PTR macho_get_map_rva(const struct image_section_map* ism)
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{
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if (ism->sidx < 0 || ism->sidx >= ism->fmap->u.macho.num_sections ||
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ism->fmap->u.macho.sect[ism->sidx].ignored)
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return 0;
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return ism->fmap->u.macho.sect[ism->sidx].section->addr - ism->fmap->u.macho.segs_start;
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}
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/******************************************************************
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* macho_get_map_size
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*/
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unsigned macho_get_map_size(const struct image_section_map* ism)
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{
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if (ism->sidx < 0 || ism->sidx >= ism->fmap->u.macho.num_sections ||
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ism->fmap->u.macho.sect[ism->sidx].ignored)
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return 0;
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return ism->fmap->u.macho.sect[ism->sidx].section->size;
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}
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/******************************************************************
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* macho_map_load_commands
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*
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* Maps the load commands from a Mach-O file into memory
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*/
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static const struct load_command* macho_map_load_commands(struct macho_file_map* fmap)
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{
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if (fmap->load_commands == IMAGE_NO_MAP)
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{
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fmap->load_commands = (const struct load_command*) macho_map_range(
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fmap, sizeof(fmap->mach_header), fmap->mach_header.sizeofcmds, NULL);
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TRACE("Mapped load commands: %p\n", fmap->load_commands);
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}
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return fmap->load_commands;
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}
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/******************************************************************
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* macho_unmap_load_commands
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*
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* Unmaps the load commands of a Mach-O file from memory
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*/
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static void macho_unmap_load_commands(struct macho_file_map* fmap)
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{
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if (fmap->load_commands != IMAGE_NO_MAP)
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{
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TRACE("Unmapping load commands: %p\n", fmap->load_commands);
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macho_unmap_range(NULL, (const void**)&fmap->load_commands, fmap,
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sizeof(fmap->mach_header), fmap->mach_header.sizeofcmds);
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}
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}
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/******************************************************************
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* macho_next_load_command
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*
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* Advance to the next load command
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*/
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static const struct load_command* macho_next_load_command(const struct load_command* lc)
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{
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return (const struct load_command*)((const char*)lc + lc->cmdsize);
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}
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|
/******************************************************************
|
|
* macho_enum_load_commands
|
|
*
|
|
* Enumerates the load commands for a Mach-O file, selecting by
|
|
* the command type, calling a callback for each. If the callback
|
|
* returns <0, that indicates an error. If it returns >0, that means
|
|
* it's not interested in getting any more load commands.
|
|
* If this function returns <0, that's an error produced by the
|
|
* callback. If >=0, that's the count of load commands successfully
|
|
* processed.
|
|
*/
|
|
static int macho_enum_load_commands(struct macho_file_map* fmap, unsigned cmd,
|
|
int (*cb)(struct macho_file_map*, const struct load_command*, void*),
|
|
void* user)
|
|
{
|
|
const struct load_command* lc;
|
|
int i;
|
|
int count = 0;
|
|
|
|
TRACE("(%p/%d, %u, %p, %p)\n", fmap, fmap->fd, cmd, cb, user);
|
|
|
|
if ((lc = macho_map_load_commands(fmap)) == IMAGE_NO_MAP) return -1;
|
|
|
|
TRACE("%d total commands\n", fmap->mach_header.ncmds);
|
|
|
|
for (i = 0; i < fmap->mach_header.ncmds; i++, lc = macho_next_load_command(lc))
|
|
{
|
|
int result;
|
|
|
|
if (cmd && cmd != lc->cmd) continue;
|
|
count++;
|
|
|
|
result = cb(fmap, lc, user);
|
|
TRACE("load_command[%d] (%p), cmd %u; callback => %d\n", i, lc, lc->cmd, result);
|
|
if (result) return (result < 0) ? result : count;
|
|
}
|
|
|
|
return count;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_count_sections
|
|
*
|
|
* Callback for macho_enum_load_commands. Counts the number of
|
|
* significant sections in a Mach-O file. All commands are
|
|
* expected to be of LC_SEGMENT[_64] type.
|
|
*/
|
|
static int macho_count_sections(struct macho_file_map* fmap, const struct load_command* lc, void* user)
|
|
{
|
|
const macho_segment_command* sc = (const macho_segment_command*)lc;
|
|
|
|
TRACE("(%p/%d, %p, %p) segment %s\n", fmap, fmap->fd, lc, user, debugstr_an(sc->segname, sizeof(sc->segname)));
|
|
|
|
fmap->num_sections += sc->nsects;
|
|
return 0;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_load_section_info
|
|
*
|
|
* Callback for macho_enum_load_commands. Accumulates the address
|
|
* range covered by the segments of a Mach-O file and builds the
|
|
* section map. All commands are expected to be of LC_SEGMENT[_64] type.
|
|
*/
|
|
static int macho_load_section_info(struct macho_file_map* fmap, const struct load_command* lc, void* user)
|
|
{
|
|
const macho_segment_command* sc = (const macho_segment_command*)lc;
|
|
struct section_info* info = user;
|
|
BOOL ignore;
|
|
const macho_section* section;
|
|
int i;
|
|
unsigned long tmp, page_mask = sysconf( _SC_PAGESIZE ) - 1;
|
|
|
|
TRACE("(%p/%d, %p, %p) before: 0x%08lx - 0x%08lx\n", fmap, fmap->fd, lc, user,
|
|
(unsigned long)fmap->segs_start, (unsigned long)fmap->segs_size);
|
|
TRACE("Segment command vm: 0x%08lx - 0x%08lx\n", (unsigned long)sc->vmaddr,
|
|
(unsigned long)(sc->vmaddr + sc->vmsize));
|
|
|
|
/* Images in the dyld shared cache have their segments mapped non-contiguously.
|
|
We don't know how to properly locate any of the segments other than __TEXT,
|
|
so ignore them. */
|
|
ignore = (info->split_segs && strcmp(sc->segname, SEG_TEXT));
|
|
|
|
if (!strncmp(sc->segname, "WINE_", 5))
|
|
TRACE("Ignoring special Wine segment %s\n", debugstr_an(sc->segname, sizeof(sc->segname)));
|
|
else if (!strncmp(sc->segname, "__PAGEZERO", 10))
|
|
TRACE("Ignoring __PAGEZERO segment\n");
|
|
else if (ignore)
|
|
TRACE("Ignoring %s segment because image has split segments\n", sc->segname);
|
|
else
|
|
{
|
|
/* If this segment starts before previously-known earliest, record new earliest. */
|
|
if (sc->vmaddr < fmap->segs_start)
|
|
fmap->segs_start = sc->vmaddr;
|
|
|
|
/* If this segment extends beyond previously-known furthest, record new furthest. */
|
|
tmp = (sc->vmaddr + sc->vmsize + page_mask) & ~page_mask;
|
|
if (fmap->segs_size < tmp) fmap->segs_size = tmp;
|
|
|
|
TRACE("after: 0x%08lx - 0x%08lx\n", (unsigned long)fmap->segs_start, (unsigned long)fmap->segs_size);
|
|
}
|
|
|
|
section = (const macho_section*)(sc + 1);
|
|
for (i = 0; i < sc->nsects; i++)
|
|
{
|
|
fmap->sect[info->section_index].section = §ion[i];
|
|
fmap->sect[info->section_index].mapped = IMAGE_NO_MAP;
|
|
fmap->sect[info->section_index].ignored = ignore;
|
|
info->section_index++;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/******************************************************************
|
|
* find_uuid
|
|
*
|
|
* Callback for macho_enum_load_commands. Records the UUID load
|
|
* command of a Mach-O file.
|
|
*/
|
|
static int find_uuid(struct macho_file_map* fmap, const struct load_command* lc, void* user)
|
|
{
|
|
fmap->uuid = (const struct uuid_command*)lc;
|
|
return 1;
|
|
}
|
|
|
|
/******************************************************************
|
|
* reset_file_map
|
|
*/
|
|
static inline void reset_file_map(struct image_file_map* ifm)
|
|
{
|
|
struct macho_file_map* fmap = &ifm->u.macho;
|
|
|
|
fmap->fd = -1;
|
|
fmap->dsym = NULL;
|
|
fmap->load_commands = IMAGE_NO_MAP;
|
|
fmap->uuid = NULL;
|
|
fmap->num_sections = 0;
|
|
fmap->sect = NULL;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_map_file
|
|
*
|
|
* Maps a Mach-O file into memory (and checks it's a real Mach-O file)
|
|
*/
|
|
static BOOL macho_map_file(const WCHAR* filenameW, BOOL split_segs, struct image_file_map* ifm)
|
|
{
|
|
struct macho_file_map* fmap = &ifm->u.macho;
|
|
struct fat_header fat_header;
|
|
struct stat statbuf;
|
|
int i;
|
|
char* filename;
|
|
unsigned len;
|
|
struct section_info info;
|
|
BOOL ret = FALSE;
|
|
|
|
TRACE("(%s, %p)\n", debugstr_w(filenameW), fmap);
|
|
|
|
reset_file_map(ifm);
|
|
|
|
ifm->modtype = DMT_MACHO;
|
|
#ifdef _WIN64
|
|
ifm->addr_size = 64;
|
|
#else
|
|
ifm->addr_size = 32;
|
|
#endif
|
|
|
|
len = WideCharToMultiByte(CP_UNIXCP, 0, filenameW, -1, NULL, 0, NULL, NULL);
|
|
if (!(filename = HeapAlloc(GetProcessHeap(), 0, len)))
|
|
{
|
|
WARN("failed to allocate filename buffer\n");
|
|
return FALSE;
|
|
}
|
|
WideCharToMultiByte(CP_UNIXCP, 0, filenameW, -1, filename, len, NULL, NULL);
|
|
|
|
/* check that the file exists */
|
|
if (stat(filename, &statbuf) == -1 || S_ISDIR(statbuf.st_mode))
|
|
{
|
|
TRACE("stat() failed or %s is directory: %s\n", debugstr_a(filename), strerror(errno));
|
|
goto done;
|
|
}
|
|
|
|
/* Now open the file, so that we can mmap() it. */
|
|
if ((fmap->fd = open(filename, O_RDONLY)) == -1)
|
|
{
|
|
TRACE("failed to open file %s: %d\n", debugstr_a(filename), errno);
|
|
goto done;
|
|
}
|
|
|
|
if (read(fmap->fd, &fat_header, sizeof(fat_header)) != sizeof(fat_header))
|
|
{
|
|
TRACE("failed to read fat header: %d\n", errno);
|
|
goto done;
|
|
}
|
|
TRACE("... got possible fat header\n");
|
|
|
|
/* Fat header is always in big-endian order. */
|
|
if (swap_ulong_be_to_host(fat_header.magic) == FAT_MAGIC)
|
|
{
|
|
int narch = swap_ulong_be_to_host(fat_header.nfat_arch);
|
|
for (i = 0; i < narch; i++)
|
|
{
|
|
struct fat_arch fat_arch;
|
|
if (read(fmap->fd, &fat_arch, sizeof(fat_arch)) != sizeof(fat_arch))
|
|
goto done;
|
|
if (swap_ulong_be_to_host(fat_arch.cputype) == TARGET_CPU_TYPE)
|
|
{
|
|
fmap->arch_offset = swap_ulong_be_to_host(fat_arch.offset);
|
|
break;
|
|
}
|
|
}
|
|
if (i >= narch) goto done;
|
|
TRACE("... found target arch (%d)\n", TARGET_CPU_TYPE);
|
|
}
|
|
else
|
|
{
|
|
fmap->arch_offset = 0;
|
|
TRACE("... not a fat header\n");
|
|
}
|
|
|
|
/* Individual architecture (standalone or within a fat file) is in its native byte order. */
|
|
lseek(fmap->fd, fmap->arch_offset, SEEK_SET);
|
|
if (read(fmap->fd, &fmap->mach_header, sizeof(fmap->mach_header)) != sizeof(fmap->mach_header))
|
|
goto done;
|
|
TRACE("... got possible Mach header\n");
|
|
/* and check for a Mach-O header */
|
|
if (fmap->mach_header.magic != TARGET_MH_MAGIC ||
|
|
fmap->mach_header.cputype != TARGET_CPU_TYPE) goto done;
|
|
/* Make sure the file type is one of the ones we expect. */
|
|
switch (fmap->mach_header.filetype)
|
|
{
|
|
case MH_EXECUTE:
|
|
case MH_DYLIB:
|
|
case MH_DYLINKER:
|
|
case MH_BUNDLE:
|
|
case MH_DSYM:
|
|
break;
|
|
default:
|
|
goto done;
|
|
}
|
|
TRACE("... verified Mach header\n");
|
|
|
|
fmap->num_sections = 0;
|
|
if (macho_enum_load_commands(fmap, TARGET_SEGMENT_COMMAND, macho_count_sections, NULL) < 0)
|
|
goto done;
|
|
TRACE("%d sections\n", fmap->num_sections);
|
|
|
|
fmap->sect = HeapAlloc(GetProcessHeap(), 0, fmap->num_sections * sizeof(fmap->sect[0]));
|
|
if (!fmap->sect)
|
|
goto done;
|
|
|
|
fmap->segs_size = 0;
|
|
fmap->segs_start = ~0L;
|
|
|
|
info.split_segs = split_segs;
|
|
info.section_index = 0;
|
|
if (macho_enum_load_commands(fmap, TARGET_SEGMENT_COMMAND, macho_load_section_info, &info) < 0)
|
|
{
|
|
fmap->num_sections = 0;
|
|
goto done;
|
|
}
|
|
|
|
fmap->segs_size -= fmap->segs_start;
|
|
TRACE("segs_start: 0x%08lx, segs_size: 0x%08lx\n", (unsigned long)fmap->segs_start,
|
|
(unsigned long)fmap->segs_size);
|
|
|
|
if (macho_enum_load_commands(fmap, LC_UUID, find_uuid, NULL) < 0)
|
|
goto done;
|
|
if (fmap->uuid)
|
|
{
|
|
char uuid_string[UUID_STRING_LEN];
|
|
TRACE("UUID %s\n", format_uuid(fmap->uuid->uuid, uuid_string));
|
|
}
|
|
else
|
|
TRACE("no UUID found\n");
|
|
|
|
ret = TRUE;
|
|
done:
|
|
if (!ret)
|
|
macho_unmap_file(ifm);
|
|
HeapFree(GetProcessHeap(), 0, filename);
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_unmap_file
|
|
*
|
|
* Unmaps a Mach-O file from memory (previously mapped with macho_map_file)
|
|
*/
|
|
static void macho_unmap_file(struct image_file_map* ifm)
|
|
{
|
|
struct image_file_map* cursor;
|
|
|
|
TRACE("(%p/%d)\n", ifm, ifm->u.macho.fd);
|
|
|
|
cursor = ifm;
|
|
while (cursor)
|
|
{
|
|
struct image_file_map* next;
|
|
|
|
if (ifm->u.macho.fd != -1)
|
|
{
|
|
struct image_section_map ism;
|
|
|
|
ism.fmap = ifm;
|
|
for (ism.sidx = 0; ism.sidx < ifm->u.macho.num_sections; ism.sidx++)
|
|
macho_unmap_section(&ism);
|
|
|
|
HeapFree(GetProcessHeap(), 0, ifm->u.macho.sect);
|
|
macho_unmap_load_commands(&ifm->u.macho);
|
|
close(ifm->u.macho.fd);
|
|
ifm->u.macho.fd = -1;
|
|
}
|
|
|
|
next = cursor->u.macho.dsym;
|
|
if (cursor != ifm)
|
|
HeapFree(GetProcessHeap(), 0, cursor);
|
|
cursor = next;
|
|
}
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_sect_is_code
|
|
*
|
|
* Checks if a section, identified by sectidx which is a 1-based
|
|
* index into the sections of all segments, in order of load
|
|
* commands, contains code.
|
|
*/
|
|
static BOOL macho_sect_is_code(struct macho_file_map* fmap, unsigned char sectidx)
|
|
{
|
|
BOOL ret;
|
|
|
|
TRACE("(%p/%d, %u)\n", fmap, fmap->fd, sectidx);
|
|
|
|
if (!sectidx) return FALSE;
|
|
|
|
sectidx--; /* convert from 1-based to 0-based */
|
|
if (sectidx >= fmap->num_sections || fmap->sect[sectidx].ignored) return FALSE;
|
|
|
|
ret = (!(fmap->sect[sectidx].section->flags & SECTION_TYPE) &&
|
|
(fmap->sect[sectidx].section->flags & (S_ATTR_PURE_INSTRUCTIONS|S_ATTR_SOME_INSTRUCTIONS)));
|
|
TRACE("-> %d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
struct symtab_elt
|
|
{
|
|
struct hash_table_elt ht_elt;
|
|
struct symt_compiland* compiland;
|
|
unsigned long addr;
|
|
unsigned char is_code:1,
|
|
is_public:1,
|
|
is_global:1,
|
|
used:1;
|
|
};
|
|
|
|
struct macho_debug_info
|
|
{
|
|
struct macho_file_map* fmap;
|
|
struct module* module;
|
|
struct pool pool;
|
|
struct hash_table ht_symtab;
|
|
};
|
|
|
|
/******************************************************************
|
|
* macho_stabs_def_cb
|
|
*
|
|
* Callback for stabs_parse. Collect symbol definitions.
|
|
*/
|
|
static void macho_stabs_def_cb(struct module* module, unsigned long load_offset,
|
|
const char* name, unsigned long offset,
|
|
BOOL is_public, BOOL is_global, unsigned char sectidx,
|
|
struct symt_compiland* compiland, void* user)
|
|
{
|
|
struct macho_debug_info* mdi = user;
|
|
struct symtab_elt* ste;
|
|
|
|
TRACE("(%p, 0x%08lx, %s, 0x%08lx, %d, %d, %u, %p, %p/%p/%d)\n", module, load_offset,
|
|
debugstr_a(name), offset, is_public, is_global, sectidx,
|
|
compiland, mdi, mdi->fmap, mdi->fmap->fd);
|
|
|
|
/* Defer the creation of new non-debugging symbols until after we've
|
|
* finished parsing the stabs. */
|
|
ste = pool_alloc(&mdi->pool, sizeof(*ste));
|
|
ste->ht_elt.name = pool_strdup(&mdi->pool, name);
|
|
ste->compiland = compiland;
|
|
ste->addr = load_offset + offset;
|
|
ste->is_code = !!macho_sect_is_code(mdi->fmap, sectidx);
|
|
ste->is_public = !!is_public;
|
|
ste->is_global = !!is_global;
|
|
ste->used = 0;
|
|
hash_table_add(&mdi->ht_symtab, &ste->ht_elt);
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_parse_symtab
|
|
*
|
|
* Callback for macho_enum_load_commands. Processes the LC_SYMTAB
|
|
* load commands from the Mach-O file.
|
|
*/
|
|
static int macho_parse_symtab(struct macho_file_map* fmap,
|
|
const struct load_command* lc, void* user)
|
|
{
|
|
const struct symtab_command* sc = (const struct symtab_command*)lc;
|
|
struct macho_debug_info* mdi = user;
|
|
const macho_nlist* stab;
|
|
const char* stabstr;
|
|
int ret = 0;
|
|
|
|
TRACE("(%p/%d, %p, %p) %u syms at 0x%08x, strings 0x%08x - 0x%08x\n", fmap, fmap->fd, lc,
|
|
user, sc->nsyms, sc->symoff, sc->stroff, sc->stroff + sc->strsize);
|
|
|
|
if (!macho_map_ranges(fmap, sc->symoff, sc->nsyms * sizeof(macho_nlist),
|
|
sc->stroff, sc->strsize, (const void**)&stab, (const void**)&stabstr))
|
|
return 0;
|
|
|
|
if (!stabs_parse(mdi->module,
|
|
mdi->module->format_info[DFI_MACHO]->u.macho_info->load_addr - fmap->segs_start,
|
|
stab, sc->nsyms * sizeof(macho_nlist),
|
|
stabstr, sc->strsize, macho_stabs_def_cb, mdi))
|
|
ret = -1;
|
|
|
|
macho_unmap_ranges(fmap, sc->symoff, sc->nsyms * sizeof(macho_nlist),
|
|
sc->stroff, sc->strsize, (const void**)&stab, (const void**)&stabstr);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_finish_stabs
|
|
*
|
|
* Integrate the non-debugging symbols we've gathered into the
|
|
* symbols that were generated during stabs parsing.
|
|
*/
|
|
static void macho_finish_stabs(struct module* module, struct hash_table* ht_symtab)
|
|
{
|
|
struct hash_table_iter hti_ours;
|
|
struct symtab_elt* ste;
|
|
BOOL adjusted = FALSE;
|
|
|
|
TRACE("(%p, %p)\n", module, ht_symtab);
|
|
|
|
/* For each of our non-debugging symbols, see if it can provide some
|
|
* missing details to one of the module's known symbols. */
|
|
hash_table_iter_init(ht_symtab, &hti_ours, NULL);
|
|
while ((ste = hash_table_iter_up(&hti_ours)))
|
|
{
|
|
struct hash_table_iter hti_modules;
|
|
void* ptr;
|
|
struct symt_ht* sym;
|
|
struct symt_function* func;
|
|
struct symt_data* data;
|
|
|
|
hash_table_iter_init(&module->ht_symbols, &hti_modules, ste->ht_elt.name);
|
|
while ((ptr = hash_table_iter_up(&hti_modules)))
|
|
{
|
|
sym = CONTAINING_RECORD(ptr, struct symt_ht, hash_elt);
|
|
|
|
if (strcmp(sym->hash_elt.name, ste->ht_elt.name))
|
|
continue;
|
|
|
|
switch (sym->symt.tag)
|
|
{
|
|
case SymTagFunction:
|
|
func = (struct symt_function*)sym;
|
|
if (func->address == module->format_info[DFI_MACHO]->u.macho_info->load_addr)
|
|
{
|
|
TRACE("Adjusting function %p/%s!%s from 0x%08lx to 0x%08lx\n", func,
|
|
debugstr_w(module->module.ModuleName), sym->hash_elt.name,
|
|
func->address, ste->addr);
|
|
func->address = ste->addr;
|
|
adjusted = TRUE;
|
|
}
|
|
if (func->address == ste->addr)
|
|
ste->used = 1;
|
|
break;
|
|
case SymTagData:
|
|
data = (struct symt_data*)sym;
|
|
switch (data->kind)
|
|
{
|
|
case DataIsGlobal:
|
|
case DataIsFileStatic:
|
|
if (data->u.var.offset == module->format_info[DFI_MACHO]->u.macho_info->load_addr)
|
|
{
|
|
TRACE("Adjusting data symbol %p/%s!%s from 0x%08lx to 0x%08lx\n",
|
|
data, debugstr_w(module->module.ModuleName), sym->hash_elt.name,
|
|
data->u.var.offset, ste->addr);
|
|
data->u.var.offset = ste->addr;
|
|
adjusted = TRUE;
|
|
}
|
|
if (data->u.var.offset == ste->addr)
|
|
{
|
|
enum DataKind new_kind;
|
|
|
|
new_kind = ste->is_global ? DataIsGlobal : DataIsFileStatic;
|
|
if (data->kind != new_kind)
|
|
{
|
|
WARN("Changing kind for %p/%s!%s from %d to %d\n", sym,
|
|
debugstr_w(module->module.ModuleName), sym->hash_elt.name,
|
|
(int)data->kind, (int)new_kind);
|
|
data->kind = new_kind;
|
|
adjusted = TRUE;
|
|
}
|
|
ste->used = 1;
|
|
}
|
|
break;
|
|
default:;
|
|
}
|
|
break;
|
|
default:
|
|
TRACE("Ignoring tag %u\n", sym->symt.tag);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (adjusted)
|
|
{
|
|
/* since we may have changed some addresses, mark the module to be resorted */
|
|
module->sortlist_valid = FALSE;
|
|
}
|
|
|
|
/* Mark any of our non-debugging symbols which fall on an already-used
|
|
* address as "used". This allows us to skip them in the next loop,
|
|
* below. We do this in separate loops because symt_new_* marks the
|
|
* list as needing sorting and symt_find_nearest sorts if needed,
|
|
* causing thrashing. */
|
|
if (!(dbghelp_options & SYMOPT_PUBLICS_ONLY))
|
|
{
|
|
hash_table_iter_init(ht_symtab, &hti_ours, NULL);
|
|
while ((ste = hash_table_iter_up(&hti_ours)))
|
|
{
|
|
struct symt_ht* sym;
|
|
ULONG64 addr;
|
|
|
|
if (ste->used) continue;
|
|
|
|
sym = symt_find_nearest(module, ste->addr);
|
|
if (sym)
|
|
symt_get_address(&sym->symt, &addr);
|
|
if (sym && ste->addr == addr)
|
|
{
|
|
ULONG64 size = 0;
|
|
DWORD kind = -1;
|
|
|
|
ste->used = 1;
|
|
|
|
/* If neither symbol has a correct size (ours never does), we
|
|
* consider them both to be markers. No warning is needed in
|
|
* that case.
|
|
* Also, we check that we don't have two symbols, one local, the other
|
|
* global, which is legal.
|
|
*/
|
|
symt_get_info(module, &sym->symt, TI_GET_LENGTH, &size);
|
|
symt_get_info(module, &sym->symt, TI_GET_DATAKIND, &kind);
|
|
if (size && kind == (ste->is_global ? DataIsGlobal : DataIsFileStatic))
|
|
FIXME("Duplicate in %s: %s<%08lx> %s<%s-%s>\n",
|
|
debugstr_w(module->module.ModuleName),
|
|
ste->ht_elt.name, ste->addr,
|
|
sym->hash_elt.name,
|
|
wine_dbgstr_longlong(addr), wine_dbgstr_longlong(size));
|
|
}
|
|
}
|
|
}
|
|
|
|
/* For any of our remaining non-debugging symbols which have no match
|
|
* among the module's known symbols, add them as new symbols. */
|
|
hash_table_iter_init(ht_symtab, &hti_ours, NULL);
|
|
while ((ste = hash_table_iter_up(&hti_ours)))
|
|
{
|
|
if (!(dbghelp_options & SYMOPT_PUBLICS_ONLY) && !ste->used)
|
|
{
|
|
if (ste->is_code)
|
|
{
|
|
symt_new_function(module, ste->compiland, ste->ht_elt.name,
|
|
ste->addr, 0, NULL);
|
|
}
|
|
else
|
|
{
|
|
struct location loc;
|
|
|
|
loc.kind = loc_absolute;
|
|
loc.reg = 0;
|
|
loc.offset = ste->addr;
|
|
symt_new_global_variable(module, ste->compiland, ste->ht_elt.name,
|
|
!ste->is_global, loc, 0, NULL);
|
|
}
|
|
|
|
ste->used = 1;
|
|
}
|
|
|
|
if (ste->is_public && !(dbghelp_options & SYMOPT_NO_PUBLICS))
|
|
{
|
|
symt_new_public(module, ste->compiland, ste->ht_elt.name, ste->addr, 0);
|
|
}
|
|
}
|
|
}
|
|
|
|
/******************************************************************
|
|
* try_dsym
|
|
*
|
|
* Try to load a debug symbol file from the given path and check
|
|
* if its UUID matches the UUID of an already-mapped file. If so,
|
|
* stash the file map in the "dsym" field of the file and return
|
|
* TRUE. If it can't be mapped or its UUID doesn't match, return
|
|
* FALSE.
|
|
*/
|
|
static BOOL try_dsym(const WCHAR* path, struct macho_file_map* fmap)
|
|
{
|
|
struct image_file_map dsym_ifm;
|
|
|
|
if (macho_map_file(path, FALSE, &dsym_ifm))
|
|
{
|
|
char uuid_string[UUID_STRING_LEN];
|
|
|
|
if (dsym_ifm.u.macho.uuid && !memcmp(dsym_ifm.u.macho.uuid->uuid, fmap->uuid->uuid, sizeof(fmap->uuid->uuid)))
|
|
{
|
|
TRACE("found matching debug symbol file at %s\n", debugstr_w(path));
|
|
fmap->dsym = HeapAlloc(GetProcessHeap(), 0, sizeof(dsym_ifm));
|
|
*fmap->dsym = dsym_ifm;
|
|
return TRUE;
|
|
}
|
|
|
|
TRACE("candidate debug symbol file at %s has wrong UUID %s; ignoring\n", debugstr_w(path),
|
|
format_uuid(dsym_ifm.u.macho.uuid->uuid, uuid_string));
|
|
|
|
macho_unmap_file(&dsym_ifm);
|
|
}
|
|
else
|
|
TRACE("couldn't map file at %s\n", debugstr_w(path));
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/******************************************************************
|
|
* find_and_map_dsym
|
|
*
|
|
* Search for a debugging symbols file associated with a module and
|
|
* map it. First look for a .dSYM bundle next to the module file
|
|
* (e.g. <path>.dSYM/Contents/Resources/DWARF/<basename of path>)
|
|
* as produced by dsymutil. Next, look for a .dwarf file next to
|
|
* the module file (e.g. <path>.dwarf) as produced by
|
|
* "dsymutil --flat". Finally, use Spotlight to search for a
|
|
* .dSYM bundle with the same UUID as the module file.
|
|
*/
|
|
static void find_and_map_dsym(struct module* module)
|
|
{
|
|
static const WCHAR dot_dsym[] = {'.','d','S','Y','M',0};
|
|
static const WCHAR dsym_subpath[] = {'/','C','o','n','t','e','n','t','s','/','R','e','s','o','u','r','c','e','s','/','D','W','A','R','F','/',0};
|
|
static const WCHAR dot_dwarf[] = {'.','d','w','a','r','f',0};
|
|
struct macho_file_map* fmap = &module->format_info[DFI_MACHO]->u.macho_info->file_map.u.macho;
|
|
const WCHAR* p;
|
|
size_t len;
|
|
WCHAR* path = NULL;
|
|
char uuid_string[UUID_STRING_LEN];
|
|
CFStringRef uuid_cfstring;
|
|
CFStringRef query_string;
|
|
MDQueryRef query = NULL;
|
|
|
|
/* Without a UUID, we can't verify that any debug info file we find corresponds
|
|
to this file. Better to have no debug info than incorrect debug info. */
|
|
if (!fmap->uuid)
|
|
return;
|
|
|
|
if ((p = strrchrW(module->module.LoadedImageName, '/')))
|
|
p++;
|
|
else
|
|
p = module->module.LoadedImageName;
|
|
len = strlenW(module->module.LoadedImageName) + strlenW(dot_dsym) + strlenW(dsym_subpath) + strlenW(p) + 1;
|
|
path = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
|
|
if (!path)
|
|
return;
|
|
strcpyW(path, module->module.LoadedImageName);
|
|
strcatW(path, dot_dsym);
|
|
strcatW(path, dsym_subpath);
|
|
strcatW(path, p);
|
|
|
|
if (try_dsym(path, fmap))
|
|
goto found;
|
|
|
|
strcpyW(path + strlenW(module->module.LoadedImageName), dot_dwarf);
|
|
|
|
if (try_dsym(path, fmap))
|
|
goto found;
|
|
|
|
format_uuid(fmap->uuid->uuid, uuid_string);
|
|
uuid_cfstring = CFStringCreateWithCString(NULL, uuid_string, kCFStringEncodingASCII);
|
|
query_string = CFStringCreateWithFormat(NULL, NULL, CFSTR("com_apple_xcode_dsym_uuids == \"%@\""), uuid_cfstring);
|
|
CFRelease(uuid_cfstring);
|
|
query = MDQueryCreate(NULL, query_string, NULL, NULL);
|
|
CFRelease(query_string);
|
|
MDQuerySetMaxCount(query, 1);
|
|
if (MDQueryExecute(query, kMDQuerySynchronous) && MDQueryGetResultCount(query) >= 1)
|
|
{
|
|
MDItemRef item = (MDItemRef)MDQueryGetResultAtIndex(query, 0);
|
|
CFStringRef item_path = MDItemCopyAttribute(item, kMDItemPath);
|
|
if (item_path)
|
|
{
|
|
CFIndex item_path_len = CFStringGetLength(item_path);
|
|
if (item_path_len + strlenW(dsym_subpath) + strlenW(p) >= len)
|
|
{
|
|
HeapFree(GetProcessHeap(), 0, path);
|
|
len = item_path_len + strlenW(dsym_subpath) + strlenW(p) + 1;
|
|
path = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
|
|
}
|
|
CFStringGetCharacters(item_path, CFRangeMake(0, item_path_len), (UniChar*)path);
|
|
strcpyW(path + item_path_len, dsym_subpath);
|
|
strcatW(path, p);
|
|
CFRelease(item_path);
|
|
|
|
if (try_dsym(path, fmap))
|
|
goto found;
|
|
}
|
|
}
|
|
|
|
found:
|
|
HeapFree(GetProcessHeap(), 0, path);
|
|
if (query) CFRelease(query);
|
|
}
|
|
|
|
/******************************************************************
|
|
* image_uses_split_segs
|
|
*
|
|
* Determine if the Mach-O image loaded at a particular address in
|
|
* the given process is in the dyld shared cache and therefore has
|
|
* its segments mapped non-contiguously.
|
|
*
|
|
* The image header has to be loaded from the process's memory
|
|
* because the relevant flag is only set in memory, not in the file.
|
|
*/
|
|
static BOOL image_uses_split_segs(HANDLE process, unsigned long load_addr)
|
|
{
|
|
BOOL split_segs = FALSE;
|
|
|
|
if (process && load_addr)
|
|
{
|
|
macho_mach_header header;
|
|
if (ReadProcessMemory(process, (void*)load_addr, &header, sizeof(header), NULL) &&
|
|
header.magic == TARGET_MH_MAGIC && header.cputype == TARGET_CPU_TYPE &&
|
|
header.flags & MACHO_DYLD_IN_SHARED_CACHE)
|
|
{
|
|
split_segs = TRUE;
|
|
}
|
|
}
|
|
|
|
return split_segs;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_load_debug_info
|
|
*
|
|
* Loads Mach-O debugging information from the module image file.
|
|
*/
|
|
BOOL macho_load_debug_info(struct module* module)
|
|
{
|
|
BOOL ret = FALSE;
|
|
struct macho_debug_info mdi;
|
|
int result;
|
|
struct macho_file_map *fmap;
|
|
|
|
if (module->type != DMT_MACHO || !module->format_info[DFI_MACHO]->u.macho_info)
|
|
{
|
|
ERR("Bad Mach-O module '%s'\n", debugstr_w(module->module.LoadedImageName));
|
|
return FALSE;
|
|
}
|
|
|
|
fmap = &module->format_info[DFI_MACHO]->u.macho_info->file_map.u.macho;
|
|
|
|
TRACE("(%p, %p/%d)\n", module, fmap, fmap->fd);
|
|
|
|
module->module.SymType = SymExport;
|
|
|
|
if (!(dbghelp_options & SYMOPT_PUBLICS_ONLY))
|
|
{
|
|
find_and_map_dsym(module);
|
|
|
|
if (dwarf2_parse(module, module->reloc_delta, NULL /* FIXME: some thunks to deal with ? */,
|
|
&module->format_info[DFI_MACHO]->u.macho_info->file_map))
|
|
ret = TRUE;
|
|
}
|
|
|
|
mdi.fmap = fmap;
|
|
mdi.module = module;
|
|
pool_init(&mdi.pool, 65536);
|
|
hash_table_init(&mdi.pool, &mdi.ht_symtab, 256);
|
|
result = macho_enum_load_commands(fmap, LC_SYMTAB, macho_parse_symtab, &mdi);
|
|
if (result > 0)
|
|
ret = TRUE;
|
|
else if (result < 0)
|
|
WARN("Couldn't correctly read stabs\n");
|
|
|
|
if (!(dbghelp_options & SYMOPT_PUBLICS_ONLY) && fmap->dsym)
|
|
{
|
|
mdi.fmap = &fmap->dsym->u.macho;
|
|
result = macho_enum_load_commands(mdi.fmap, LC_SYMTAB, macho_parse_symtab, &mdi);
|
|
if (result > 0)
|
|
ret = TRUE;
|
|
else if (result < 0)
|
|
WARN("Couldn't correctly read stabs\n");
|
|
}
|
|
|
|
macho_finish_stabs(module, &mdi.ht_symtab);
|
|
|
|
pool_destroy(&mdi.pool);
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_fetch_file_info
|
|
*
|
|
* Gathers some more information for a Mach-O module from a given file
|
|
*/
|
|
BOOL macho_fetch_file_info(HANDLE process, const WCHAR* name, unsigned long load_addr, DWORD_PTR* base,
|
|
DWORD* size, DWORD* checksum)
|
|
{
|
|
struct image_file_map fmap;
|
|
BOOL split_segs;
|
|
|
|
TRACE("(%s, %p, %p, %p)\n", debugstr_w(name), base, size, checksum);
|
|
|
|
split_segs = image_uses_split_segs(process, load_addr);
|
|
if (!macho_map_file(name, split_segs, &fmap)) return FALSE;
|
|
if (base) *base = fmap.u.macho.segs_start;
|
|
*size = fmap.u.macho.segs_size;
|
|
*checksum = calc_crc32(fmap.u.macho.fd);
|
|
macho_unmap_file(&fmap);
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_module_remove
|
|
*/
|
|
static void macho_module_remove(struct process* pcs, struct module_format* modfmt)
|
|
{
|
|
macho_unmap_file(&modfmt->u.macho_info->file_map);
|
|
HeapFree(GetProcessHeap(), 0, modfmt);
|
|
}
|
|
|
|
|
|
/******************************************************************
|
|
* get_dyld_image_info_address
|
|
*/
|
|
static ULONG_PTR get_dyld_image_info_address(struct process* pcs)
|
|
{
|
|
NTSTATUS status;
|
|
PROCESS_BASIC_INFORMATION pbi;
|
|
ULONG_PTR dyld_image_info_address = 0;
|
|
|
|
/* Get address of PEB */
|
|
status = NtQueryInformationProcess(pcs->handle, ProcessBasicInformation, &pbi, sizeof(pbi), NULL);
|
|
if (status == STATUS_SUCCESS)
|
|
{
|
|
/* Read dyld image info address from PEB */
|
|
if (ReadProcessMemory(pcs->handle, &pbi.PebBaseAddress->Reserved[0],
|
|
&dyld_image_info_address, sizeof(dyld_image_info_address), NULL))
|
|
{
|
|
TRACE("got dyld_image_info_address 0x%08lx from PEB %p MacDyldImageInfo %p\n",
|
|
(unsigned long)dyld_image_info_address, pbi.PebBaseAddress, &pbi.PebBaseAddress->Reserved);
|
|
}
|
|
}
|
|
|
|
#ifndef __LP64__ /* No reading the symtab with nlist(3) in LP64 */
|
|
if (!dyld_image_info_address)
|
|
{
|
|
static void* dyld_all_image_infos_addr;
|
|
|
|
/* Our next best guess is that dyld was loaded at its base address
|
|
and we can find the dyld image infos address by looking up its symbol. */
|
|
if (!dyld_all_image_infos_addr)
|
|
{
|
|
struct nlist nl[2];
|
|
memset(nl, 0, sizeof(nl));
|
|
nl[0].n_un.n_name = (char*)"_dyld_all_image_infos";
|
|
if (!nlist("/usr/lib/dyld", nl))
|
|
dyld_all_image_infos_addr = (void*)nl[0].n_value;
|
|
}
|
|
|
|
if (dyld_all_image_infos_addr)
|
|
{
|
|
TRACE("got dyld_image_info_address %p from /usr/lib/dyld symbol table\n",
|
|
dyld_all_image_infos_addr);
|
|
dyld_image_info_address = (ULONG_PTR)dyld_all_image_infos_addr;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
return dyld_image_info_address;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_load_file
|
|
*
|
|
* Loads the information for Mach-O module stored in 'filename'.
|
|
* The module has been loaded at 'load_addr' address.
|
|
* returns
|
|
* FALSE if the file cannot be found/opened or if the file doesn't
|
|
* contain symbolic info (or this info cannot be read or parsed)
|
|
* TRUE on success
|
|
*/
|
|
static BOOL macho_load_file(struct process* pcs, const WCHAR* filename,
|
|
unsigned long load_addr, struct macho_info* macho_info)
|
|
{
|
|
BOOL ret = TRUE;
|
|
BOOL split_segs;
|
|
struct image_file_map fmap;
|
|
|
|
TRACE("(%p/%p, %s, 0x%08lx, %p/0x%08x)\n", pcs, pcs->handle, debugstr_w(filename),
|
|
load_addr, macho_info, macho_info->flags);
|
|
|
|
split_segs = image_uses_split_segs(pcs->handle, load_addr);
|
|
if (!macho_map_file(filename, split_segs, &fmap)) return FALSE;
|
|
|
|
/* Find the dynamic loader's table of images loaded into the process.
|
|
*/
|
|
if (macho_info->flags & MACHO_INFO_DEBUG_HEADER)
|
|
{
|
|
macho_info->dbg_hdr_addr = (unsigned long)get_dyld_image_info_address(pcs);
|
|
ret = TRUE;
|
|
}
|
|
|
|
if (macho_info->flags & MACHO_INFO_MODULE)
|
|
{
|
|
struct macho_module_info *macho_module_info;
|
|
struct module_format* modfmt =
|
|
HeapAlloc(GetProcessHeap(), 0, sizeof(struct module_format) + sizeof(struct macho_module_info));
|
|
if (!modfmt) goto leave;
|
|
if (!load_addr)
|
|
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.fd));
|
|
if (!macho_info->module)
|
|
{
|
|
HeapFree(GetProcessHeap(), 0, modfmt);
|
|
goto leave;
|
|
}
|
|
macho_info->module->reloc_delta = macho_info->module->module.BaseOfImage - fmap.u.macho.segs_start;
|
|
macho_module_info = (void*)(modfmt + 1);
|
|
macho_info->module->format_info[DFI_MACHO] = modfmt;
|
|
|
|
modfmt->module = macho_info->module;
|
|
modfmt->remove = macho_module_remove;
|
|
modfmt->loc_compute = NULL;
|
|
modfmt->u.macho_info = macho_module_info;
|
|
|
|
macho_module_info->load_addr = load_addr;
|
|
|
|
macho_module_info->file_map = fmap;
|
|
reset_file_map(&fmap);
|
|
if (dbghelp_options & SYMOPT_DEFERRED_LOADS)
|
|
macho_info->module->module.SymType = SymDeferred;
|
|
else if (!macho_load_debug_info(macho_info->module))
|
|
ret = FALSE;
|
|
|
|
macho_info->module->format_info[DFI_MACHO]->u.macho_info->in_use = 1;
|
|
macho_info->module->format_info[DFI_MACHO]->u.macho_info->is_loader = 0;
|
|
TRACE("module = %p\n", macho_info->module);
|
|
}
|
|
|
|
if (macho_info->flags & MACHO_INFO_NAME)
|
|
{
|
|
WCHAR* ptr;
|
|
ptr = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(filename) + 1) * sizeof(WCHAR));
|
|
if (ptr)
|
|
{
|
|
strcpyW(ptr, filename);
|
|
macho_info->module_name = ptr;
|
|
}
|
|
else ret = FALSE;
|
|
TRACE("module_name = %p %s\n", macho_info->module_name, debugstr_w(macho_info->module_name));
|
|
}
|
|
leave:
|
|
macho_unmap_file(&fmap);
|
|
|
|
TRACE(" => %d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_load_file_from_path
|
|
* Tries to load a Mach-O file from a set of paths (separated by ':')
|
|
*/
|
|
static BOOL macho_load_file_from_path(struct process* pcs,
|
|
const WCHAR* filename,
|
|
unsigned long load_addr,
|
|
const char* path,
|
|
struct macho_info* macho_info)
|
|
{
|
|
BOOL ret = FALSE;
|
|
WCHAR *s, *t, *fn;
|
|
WCHAR* pathW = NULL;
|
|
unsigned len;
|
|
|
|
TRACE("(%p/%p, %s, 0x%08lx, %s, %p)\n", pcs, pcs->handle, debugstr_w(filename), load_addr,
|
|
debugstr_a(path), macho_info);
|
|
|
|
if (!path) return FALSE;
|
|
|
|
len = MultiByteToWideChar(CP_UNIXCP, 0, path, -1, NULL, 0);
|
|
pathW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
|
|
if (!pathW) return FALSE;
|
|
MultiByteToWideChar(CP_UNIXCP, 0, path, -1, pathW, len);
|
|
|
|
for (s = pathW; s && *s; s = (t) ? (t+1) : NULL)
|
|
{
|
|
t = strchrW(s, ':');
|
|
if (t) *t = '\0';
|
|
fn = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(filename) + 1 + lstrlenW(s) + 1) * sizeof(WCHAR));
|
|
if (!fn) break;
|
|
strcpyW(fn, s);
|
|
strcatW(fn, S_SlashW);
|
|
strcatW(fn, filename);
|
|
ret = macho_load_file(pcs, fn, load_addr, macho_info);
|
|
HeapFree(GetProcessHeap(), 0, fn);
|
|
if (ret) break;
|
|
s = (t) ? (t+1) : NULL;
|
|
}
|
|
|
|
TRACE(" => %d\n", ret);
|
|
HeapFree(GetProcessHeap(), 0, pathW);
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_load_file_from_dll_path
|
|
*
|
|
* Tries to load a Mach-O file from the dll path
|
|
*/
|
|
static BOOL macho_load_file_from_dll_path(struct process* pcs,
|
|
const WCHAR* filename,
|
|
unsigned long load_addr,
|
|
struct macho_info* macho_info)
|
|
{
|
|
BOOL ret = FALSE;
|
|
unsigned int index = 0;
|
|
const char *path;
|
|
|
|
TRACE("(%p/%p, %s, 0x%08lx, %p)\n", pcs, pcs->handle, debugstr_w(filename), load_addr,
|
|
macho_info);
|
|
|
|
while (!ret && (path = wine_dll_enum_load_path( index++ )))
|
|
{
|
|
WCHAR *name;
|
|
unsigned len;
|
|
|
|
len = MultiByteToWideChar(CP_UNIXCP, 0, path, -1, NULL, 0);
|
|
|
|
name = HeapAlloc( GetProcessHeap(), 0,
|
|
(len + lstrlenW(filename) + 2) * sizeof(WCHAR) );
|
|
|
|
if (!name) break;
|
|
MultiByteToWideChar(CP_UNIXCP, 0, path, -1, name, len);
|
|
strcatW( name, S_SlashW );
|
|
strcatW( name, filename );
|
|
ret = macho_load_file(pcs, name, load_addr, macho_info);
|
|
HeapFree( GetProcessHeap(), 0, name );
|
|
}
|
|
TRACE(" => %d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_search_and_load_file
|
|
*
|
|
* Lookup a file in standard Mach-O locations, and if found, load it
|
|
*/
|
|
static BOOL macho_search_and_load_file(struct process* pcs, const WCHAR* filename,
|
|
unsigned long load_addr,
|
|
struct macho_info* macho_info)
|
|
{
|
|
BOOL ret = FALSE;
|
|
struct module* module;
|
|
static const WCHAR S_libstdcPPW[] = {'l','i','b','s','t','d','c','+','+','\0'};
|
|
const WCHAR* p;
|
|
|
|
TRACE("(%p/%p, %s, 0x%08lx, %p)\n", pcs, pcs->handle, debugstr_w(filename), load_addr,
|
|
macho_info);
|
|
|
|
if (filename == NULL || *filename == '\0') return FALSE;
|
|
if ((module = module_is_already_loaded(pcs, filename)))
|
|
{
|
|
macho_info->module = module;
|
|
module->format_info[DFI_MACHO]->u.macho_info->in_use = 1;
|
|
return module->module.SymType;
|
|
}
|
|
|
|
if (strstrW(filename, S_libstdcPPW)) return FALSE; /* We know we can't do it */
|
|
|
|
/* If has no directories, try PATH first. */
|
|
if (!strchrW(filename, '/'))
|
|
{
|
|
ret = macho_load_file_from_path(pcs, filename, load_addr,
|
|
getenv("PATH"), macho_info);
|
|
}
|
|
/* Try DYLD_LIBRARY_PATH, with just the filename (no directories). */
|
|
if (!ret)
|
|
{
|
|
if ((p = strrchrW(filename, '/'))) p++;
|
|
else p = filename;
|
|
ret = macho_load_file_from_path(pcs, p, load_addr,
|
|
getenv("DYLD_LIBRARY_PATH"), macho_info);
|
|
}
|
|
/* Try the path as given. */
|
|
if (!ret)
|
|
ret = macho_load_file(pcs, filename, load_addr, macho_info);
|
|
/* Try DYLD_FALLBACK_LIBRARY_PATH, with just the filename (no directories). */
|
|
if (!ret)
|
|
{
|
|
const char* fallback = getenv("DYLD_FALLBACK_LIBRARY_PATH");
|
|
if (!fallback)
|
|
fallback = "/usr/local/lib:/lib:/usr/lib";
|
|
ret = macho_load_file_from_path(pcs, p, load_addr, fallback, macho_info);
|
|
}
|
|
if (!ret && !strchrW(filename, '/'))
|
|
ret = macho_load_file_from_dll_path(pcs, filename, load_addr, macho_info);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_enum_modules_internal
|
|
*
|
|
* Enumerate Mach-O modules from a running process
|
|
*/
|
|
static BOOL macho_enum_modules_internal(const struct process* pcs,
|
|
const WCHAR* main_name,
|
|
enum_modules_cb cb, void* user)
|
|
{
|
|
struct dyld_all_image_infos image_infos;
|
|
struct dyld_image_info* info_array = NULL;
|
|
unsigned long len;
|
|
int i;
|
|
char bufstr[256];
|
|
WCHAR bufstrW[MAX_PATH];
|
|
BOOL ret = FALSE;
|
|
|
|
TRACE("(%p/%p, %s, %p, %p)\n", pcs, pcs->handle, debugstr_w(main_name), cb,
|
|
user);
|
|
|
|
if (!pcs->dbg_hdr_addr ||
|
|
!ReadProcessMemory(pcs->handle, (void*)pcs->dbg_hdr_addr,
|
|
&image_infos, sizeof(image_infos), NULL) ||
|
|
!image_infos.infoArray)
|
|
goto done;
|
|
TRACE("Process has %u image infos at %p\n", image_infos.infoArrayCount, image_infos.infoArray);
|
|
|
|
len = image_infos.infoArrayCount * sizeof(info_array[0]);
|
|
info_array = HeapAlloc(GetProcessHeap(), 0, len);
|
|
if (!info_array ||
|
|
!ReadProcessMemory(pcs->handle, image_infos.infoArray,
|
|
info_array, len, NULL))
|
|
goto done;
|
|
TRACE("... read image infos\n");
|
|
|
|
for (i = 0; i < image_infos.infoArrayCount; i++)
|
|
{
|
|
if (info_array[i].imageFilePath != NULL &&
|
|
ReadProcessMemory(pcs->handle, info_array[i].imageFilePath, bufstr, sizeof(bufstr), NULL))
|
|
{
|
|
bufstr[sizeof(bufstr) - 1] = '\0';
|
|
TRACE("[%d] image file %s\n", i, debugstr_a(bufstr));
|
|
MultiByteToWideChar(CP_UNIXCP, 0, bufstr, -1, bufstrW, sizeof(bufstrW) / sizeof(WCHAR));
|
|
if (main_name && !bufstrW[0]) strcpyW(bufstrW, main_name);
|
|
if (!cb(bufstrW, (unsigned long)info_array[i].imageLoadAddress, user)) break;
|
|
}
|
|
}
|
|
|
|
ret = TRUE;
|
|
done:
|
|
HeapFree(GetProcessHeap(), 0, info_array);
|
|
return ret;
|
|
}
|
|
|
|
struct macho_sync
|
|
{
|
|
struct process* pcs;
|
|
struct macho_info macho_info;
|
|
};
|
|
|
|
static BOOL macho_enum_sync_cb(const WCHAR* name, unsigned long addr, void* user)
|
|
{
|
|
struct macho_sync* ms = user;
|
|
|
|
TRACE("(%s, 0x%08lx, %p)\n", debugstr_w(name), addr, user);
|
|
macho_search_and_load_file(ms->pcs, name, addr, &ms->macho_info);
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_synchronize_module_list
|
|
*
|
|
* Rescans the debuggee's modules list and synchronizes it with
|
|
* the one from 'pcs', ie:
|
|
* - if a module is in debuggee and not in pcs, it's loaded into pcs
|
|
* - if a module is in pcs and not in debuggee, it's unloaded from pcs
|
|
*/
|
|
BOOL macho_synchronize_module_list(struct process* pcs)
|
|
{
|
|
struct module* module;
|
|
struct macho_sync ms;
|
|
|
|
TRACE("(%p/%p)\n", pcs, pcs->handle);
|
|
|
|
for (module = pcs->lmodules; module; module = module->next)
|
|
{
|
|
if (module->type == DMT_MACHO && !module->is_virtual)
|
|
module->format_info[DFI_MACHO]->u.macho_info->in_use = 0;
|
|
}
|
|
|
|
ms.pcs = pcs;
|
|
ms.macho_info.flags = MACHO_INFO_MODULE;
|
|
if (!macho_enum_modules_internal(pcs, NULL, macho_enum_sync_cb, &ms))
|
|
return FALSE;
|
|
|
|
module = pcs->lmodules;
|
|
while (module)
|
|
{
|
|
if (module->type == DMT_MACHO && !module->is_virtual &&
|
|
!module->format_info[DFI_MACHO]->u.macho_info->in_use &&
|
|
!module->format_info[DFI_MACHO]->u.macho_info->is_loader)
|
|
{
|
|
module_remove(pcs, module);
|
|
/* restart all over */
|
|
module = pcs->lmodules;
|
|
}
|
|
else module = module->next;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_search_loader
|
|
*
|
|
* Lookup in a running Mach-O process the loader, and sets its Mach-O link
|
|
* address (for accessing the list of loaded images) in pcs.
|
|
* If flags is MACHO_INFO_MODULE, the module for the loader is also
|
|
* added as a module into pcs.
|
|
*/
|
|
static BOOL macho_search_loader(struct process* pcs, struct macho_info* macho_info)
|
|
{
|
|
BOOL ret = FALSE;
|
|
ULONG_PTR dyld_image_info_address;
|
|
struct dyld_all_image_infos image_infos;
|
|
struct dyld_image_info image_info;
|
|
uint32_t len;
|
|
char path[PATH_MAX];
|
|
BOOL got_path = FALSE;
|
|
|
|
dyld_image_info_address = get_dyld_image_info_address(pcs);
|
|
if (dyld_image_info_address &&
|
|
ReadProcessMemory(pcs->handle, (void*)dyld_image_info_address, &image_infos, sizeof(image_infos), NULL) &&
|
|
image_infos.infoArray && image_infos.infoArrayCount &&
|
|
ReadProcessMemory(pcs->handle, image_infos.infoArray, &image_info, sizeof(image_info), NULL) &&
|
|
image_info.imageFilePath)
|
|
{
|
|
for (len = sizeof(path); len > 0; len /= 2)
|
|
{
|
|
if (ReadProcessMemory(pcs->handle, image_info.imageFilePath, path, len, NULL))
|
|
{
|
|
path[len - 1] = 0;
|
|
got_path = TRUE;
|
|
TRACE("got executable path from target's dyld image info: %s\n", debugstr_a(path));
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* If we couldn't get the executable path from the target process, try our
|
|
own. It will almost always be the same. */
|
|
if (!got_path)
|
|
{
|
|
len = sizeof(path);
|
|
if (!_NSGetExecutablePath(path, &len))
|
|
{
|
|
got_path = TRUE;
|
|
TRACE("using own executable path: %s\n", debugstr_a(path));
|
|
}
|
|
}
|
|
|
|
if (got_path)
|
|
{
|
|
WCHAR* pathW;
|
|
|
|
len = MultiByteToWideChar(CP_UNIXCP, 0, path, -1, NULL, 0);
|
|
pathW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
|
|
if (pathW)
|
|
{
|
|
MultiByteToWideChar(CP_UNIXCP, 0, path, -1, pathW, len);
|
|
ret = macho_load_file(pcs, pathW, 0, macho_info);
|
|
HeapFree(GetProcessHeap(), 0, pathW);
|
|
}
|
|
}
|
|
|
|
if (!ret)
|
|
ret = macho_search_and_load_file(pcs, get_wine_loader_name(), 0, macho_info);
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_read_wine_loader_dbg_info
|
|
*
|
|
* Try to find a decent wine executable which could have loaded the debuggee
|
|
*/
|
|
BOOL macho_read_wine_loader_dbg_info(struct process* pcs)
|
|
{
|
|
struct macho_info macho_info;
|
|
|
|
TRACE("(%p/%p)\n", pcs, pcs->handle);
|
|
macho_info.flags = MACHO_INFO_DEBUG_HEADER | MACHO_INFO_MODULE;
|
|
if (!macho_search_loader(pcs, &macho_info)) return FALSE;
|
|
macho_info.module->format_info[DFI_MACHO]->u.macho_info->is_loader = 1;
|
|
module_set_module(macho_info.module, S_WineLoaderW);
|
|
return (pcs->dbg_hdr_addr = macho_info.dbg_hdr_addr) != 0;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_enum_modules
|
|
*
|
|
* Enumerates the Mach-O loaded modules from a running target (hProc)
|
|
* This function doesn't require that someone has called SymInitialize
|
|
* on this very process.
|
|
*/
|
|
BOOL macho_enum_modules(HANDLE hProc, enum_modules_cb cb, void* user)
|
|
{
|
|
struct process pcs;
|
|
struct macho_info macho_info;
|
|
BOOL ret;
|
|
|
|
TRACE("(%p, %p, %p)\n", hProc, cb, user);
|
|
memset(&pcs, 0, sizeof(pcs));
|
|
pcs.handle = hProc;
|
|
macho_info.flags = MACHO_INFO_DEBUG_HEADER | MACHO_INFO_NAME;
|
|
if (!macho_search_loader(&pcs, &macho_info)) return FALSE;
|
|
pcs.dbg_hdr_addr = macho_info.dbg_hdr_addr;
|
|
ret = macho_enum_modules_internal(&pcs, macho_info.module_name, cb, user);
|
|
HeapFree(GetProcessHeap(), 0, (char*)macho_info.module_name);
|
|
return ret;
|
|
}
|
|
|
|
struct macho_load
|
|
{
|
|
struct process* pcs;
|
|
struct macho_info macho_info;
|
|
const WCHAR* name;
|
|
BOOL ret;
|
|
};
|
|
|
|
/******************************************************************
|
|
* macho_load_cb
|
|
*
|
|
* Callback for macho_load_module, used to walk the list of loaded
|
|
* modules.
|
|
*/
|
|
static BOOL macho_load_cb(const WCHAR* name, unsigned long addr, void* user)
|
|
{
|
|
struct macho_load* ml = user;
|
|
const WCHAR* p;
|
|
|
|
TRACE("(%s, 0x%08lx, %p)\n", debugstr_w(name), addr, user);
|
|
|
|
/* memcmp is needed for matches when bufstr contains also version information
|
|
* ml->name: libc.so, name: libc.so.6.0
|
|
*/
|
|
p = strrchrW(name, '/');
|
|
if (!p++) p = name;
|
|
if (!memcmp(p, ml->name, lstrlenW(ml->name) * sizeof(WCHAR)))
|
|
{
|
|
ml->ret = macho_search_and_load_file(ml->pcs, name, addr, &ml->macho_info);
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************
|
|
* macho_load_module
|
|
*
|
|
* Loads a Mach-O module and stores it in process' module list.
|
|
* Also, find module real name and load address from
|
|
* the real loaded modules list in pcs address space.
|
|
*/
|
|
struct module* macho_load_module(struct process* pcs, const WCHAR* name, unsigned long addr)
|
|
{
|
|
struct macho_load ml;
|
|
|
|
TRACE("(%p/%p, %s, 0x%08lx)\n", pcs, pcs->handle, debugstr_w(name), addr);
|
|
|
|
ml.macho_info.flags = MACHO_INFO_MODULE;
|
|
ml.ret = FALSE;
|
|
|
|
if (pcs->dbg_hdr_addr) /* we're debugging a live target */
|
|
{
|
|
ml.pcs = pcs;
|
|
/* do only the lookup from the filename, not the path (as we lookup module
|
|
* name in the process' loaded module list)
|
|
*/
|
|
ml.name = strrchrW(name, '/');
|
|
if (!ml.name++) ml.name = name;
|
|
ml.ret = FALSE;
|
|
|
|
if (!macho_enum_modules_internal(pcs, NULL, macho_load_cb, &ml))
|
|
return NULL;
|
|
}
|
|
else if (addr)
|
|
{
|
|
ml.name = name;
|
|
ml.ret = macho_search_and_load_file(pcs, ml.name, addr, &ml.macho_info);
|
|
}
|
|
if (!ml.ret) return NULL;
|
|
assert(ml.macho_info.module);
|
|
return ml.macho_info.module;
|
|
}
|
|
|
|
#else /* HAVE_MACH_O_LOADER_H */
|
|
|
|
BOOL macho_find_section(struct image_file_map* ifm, const char* segname, const char* sectname, struct image_section_map* ism)
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
const char* macho_map_section(struct image_section_map* ism)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
void macho_unmap_section(struct image_section_map* ism)
|
|
{
|
|
}
|
|
|
|
DWORD_PTR macho_get_map_rva(const struct image_section_map* ism)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
unsigned macho_get_map_size(const struct image_section_map* ism)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
BOOL macho_synchronize_module_list(struct process* pcs)
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
BOOL macho_fetch_file_info(HANDLE process, const WCHAR* name, unsigned long load_addr, DWORD_PTR* base,
|
|
DWORD* size, DWORD* checksum)
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
BOOL macho_read_wine_loader_dbg_info(struct process* pcs)
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
BOOL macho_enum_modules(HANDLE hProc, enum_modules_cb cb, void* user)
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
struct module* macho_load_module(struct process* pcs, const WCHAR* name, unsigned long addr)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
BOOL macho_load_debug_info(struct module* module)
|
|
{
|
|
return FALSE;
|
|
}
|
|
#endif /* HAVE_MACH_O_LOADER_H */
|