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[WINESYNC] dbghelp: Translate the 32-bit Mach-O section header to the 64-bit one.

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Signed-off-by: Zebediah Figura <zfigura@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>

wine commit id 1dc9bb70cd16fa7b37e8fd6e82ed18311ddfbe38 by Zebediah Figura <zfigura@codeweavers.com>
This commit is contained in:
winesync 2020-09-11 13:14:05 +02:00 • committed by Jérôme Gardou
parent 75e77444c6
commit f631b4d120
3 changed files with 31 additions and 22 deletions
Download patch file Download diff file Expand all files Collapse all files

8
dll/win32/dbghelp/image_private.h
View file

@ -46,12 +46,6 @@
#endif #endif
#ifdef HAVE_MACH_O_LOADER_H #ifdef HAVE_MACH_O_LOADER_H
#include <mach-o/loader.h> #include <mach-o/loader.h>
#ifdef _WIN64
typedef struct section_64 macho_section;
#else
typedef struct section macho_section;
#endif
#endif #endif
#define IMAGE_NO_MAP ((void*)-1) #define IMAGE_NO_MAP ((void*)-1)
@ -107,7 +101,7 @@ struct image_file_map
int num_sections; int num_sections;
struct struct
{ {
const macho_section* section; struct section_64 section;
const char* mapped; const char* mapped;
unsigned int ignored : 1; unsigned int ignored : 1;
}* sect; }* sect;

43
dll/win32/dbghelp/macho_module.c
View file

@ -328,7 +328,7 @@ BOOL macho_find_section(struct image_file_map* ifm, const char* segname, const c
{ {
struct macho_file_map* fmap; struct macho_file_map* fmap;
unsigned i; unsigned i;
char tmp[sizeof(fmap->sect[0].section->sectname)]; char tmp[sizeof(fmap->sect[0].section.sectname)];
/* Other parts of dbghelp use section names like ".eh_frame". Mach-O uses /* Other parts of dbghelp use section names like ".eh_frame". Mach-O uses
names like "__eh_frame". Convert those. */ names like "__eh_frame". Convert those. */
@ -345,8 +345,8 @@ BOOL macho_find_section(struct image_file_map* ifm, const char* segname, const c
for (i = 0; i < fmap->num_sections; i++) for (i = 0; i < fmap->num_sections; i++)
{ {
if (!fmap->sect[i].ignored && if (!fmap->sect[i].ignored &&
strcmp(fmap->sect[i].section->sectname, sectname) == 0 && strcmp(fmap->sect[i].section.sectname, sectname) == 0 &&
(!segname || strcmp(fmap->sect[i].section->segname, segname) == 0)) (!segname || strcmp(fmap->sect[i].section.segname, segname) == 0))
{ {
ism->fmap = ifm; ism->fmap = ifm;
ism->sidx = i; ism->sidx = i;
@ -372,7 +372,7 @@ const char* macho_map_section(struct image_section_map* ism)
if (ism->sidx < 0 || ism->sidx >= ism->fmap->u.macho.num_sections || fmap->sect[ism->sidx].ignored) if (ism->sidx < 0 || ism->sidx >= ism->fmap->u.macho.num_sections || fmap->sect[ism->sidx].ignored)
return IMAGE_NO_MAP; return IMAGE_NO_MAP;
return macho_map_range(fmap, fmap->sect[ism->sidx].section->offset, fmap->sect[ism->sidx].section->size, return macho_map_range(fmap, fmap->sect[ism->sidx].section.offset, fmap->sect[ism->sidx].section.size,
&fmap->sect[ism->sidx].mapped); &fmap->sect[ism->sidx].mapped);
} }
@ -385,8 +385,8 @@ void macho_unmap_section(struct image_section_map* ism)
if (ism->sidx >= 0 && ism->sidx < fmap->num_sections && fmap->sect[ism->sidx].mapped != IMAGE_NO_MAP) if (ism->sidx >= 0 && ism->sidx < fmap->num_sections && fmap->sect[ism->sidx].mapped != IMAGE_NO_MAP)
{ {
macho_unmap_range(&fmap->sect[ism->sidx].mapped, NULL, fmap, fmap->sect[ism->sidx].section->offset, macho_unmap_range(&fmap->sect[ism->sidx].mapped, NULL, fmap, fmap->sect[ism->sidx].section.offset,
fmap->sect[ism->sidx].section->size); fmap->sect[ism->sidx].section.size);
} }
} }
@ -398,7 +398,7 @@ DWORD_PTR macho_get_map_rva(const struct image_section_map* ism)
if (ism->sidx < 0 || ism->sidx >= ism->fmap->u.macho.num_sections || if (ism->sidx < 0 || ism->sidx >= ism->fmap->u.macho.num_sections ||
ism->fmap->u.macho.sect[ism->sidx].ignored) ism->fmap->u.macho.sect[ism->sidx].ignored)
return 0; return 0;
return ism->fmap->u.macho.sect[ism->sidx].section->addr - ism->fmap->u.macho.segs_start; return ism->fmap->u.macho.sect[ism->sidx].section.addr - ism->fmap->u.macho.segs_start;
} }
/****************************************************************** /******************************************************************
@ -409,7 +409,7 @@ unsigned macho_get_map_size(const struct image_section_map* ism)
if (ism->sidx < 0 || ism->sidx >= ism->fmap->u.macho.num_sections || if (ism->sidx < 0 || ism->sidx >= ism->fmap->u.macho.num_sections ||
ism->fmap->u.macho.sect[ism->sidx].ignored) ism->fmap->u.macho.sect[ism->sidx].ignored)
return 0; return 0;
return ism->fmap->u.macho.sect[ism->sidx].section->size; return ism->fmap->u.macho.sect[ism->sidx].section.size;
} }
/****************************************************************** /******************************************************************
@ -539,12 +539,12 @@ static int macho_load_section_info(struct image_file_map* ifm, const struct load
struct macho_file_map* fmap = &ifm->u.macho; struct macho_file_map* fmap = &ifm->u.macho;
struct section_info* info = user; struct section_info* info = user;
BOOL ignore; BOOL ignore;
const macho_section* section;
int i; int i;
unsigned long tmp, page_mask = sysconf( _SC_PAGESIZE ) - 1; unsigned long tmp, page_mask = sysconf( _SC_PAGESIZE ) - 1;
uint64_t vmaddr, vmsize; uint64_t vmaddr, vmsize;
char segname[16]; char segname[16];
uint32_t nsects; uint32_t nsects;
const void *sections;
if (ifm->addr_size == 32) if (ifm->addr_size == 32)
{ {
@ -553,7 +553,7 @@ static int macho_load_section_info(struct image_file_map* ifm, const struct load
vmsize = sc->vmsize; vmsize = sc->vmsize;
memcpy(segname, sc->segname, sizeof(segname)); memcpy(segname, sc->segname, sizeof(segname));
nsects = sc->nsects; nsects = sc->nsects;
section = (const macho_section*)(sc + 1); sections = (const void *)(sc + 1);
} }
else else
{ {
@ -562,7 +562,7 @@ static int macho_load_section_info(struct image_file_map* ifm, const struct load
vmsize = sc->vmsize; vmsize = sc->vmsize;
memcpy(segname, sc->segname, sizeof(segname)); memcpy(segname, sc->segname, sizeof(segname));
nsects = sc->nsects; nsects = sc->nsects;
section = (const macho_section*)(sc + 1); sections = (const void *)(sc + 1);
} }
TRACE("(%p/%d, %p, %p) before: 0x%08lx - 0x%08lx\n", fmap, fmap->fd, lc, user, TRACE("(%p/%d, %p, %p) before: 0x%08lx - 0x%08lx\n", fmap, fmap->fd, lc, user,
@ -596,7 +596,22 @@ static int macho_load_section_info(struct image_file_map* ifm, const struct load
for (i = 0; i < nsects; i++) for (i = 0; i < nsects; i++)
{ {
fmap->sect[info->section_index].section = &section[i]; if (ifm->addr_size == 32)
{
const struct section *section = &((const struct section *)sections)[i];
memcpy(fmap->sect[info->section_index].section.sectname, section->sectname, sizeof(section->sectname));
memcpy(fmap->sect[info->section_index].section.segname, section->segname, sizeof(section->segname));
fmap->sect[info->section_index].section.addr = section->addr;
fmap->sect[info->section_index].section.size = section->size;
fmap->sect[info->section_index].section.offset = section->offset;
fmap->sect[info->section_index].section.align = section->align;
fmap->sect[info->section_index].section.reloff = section->reloff;
fmap->sect[info->section_index].section.nreloc = section->nreloc;
fmap->sect[info->section_index].section.flags = section->flags;
}
else
fmap->sect[info->section_index].section = ((const struct section_64 *)sections)[i];
fmap->sect[info->section_index].mapped = IMAGE_NO_MAP; fmap->sect[info->section_index].mapped = IMAGE_NO_MAP;
fmap->sect[info->section_index].ignored = ignore; fmap->sect[info->section_index].ignored = ignore;
info->section_index++; info->section_index++;
@ -831,8 +846,8 @@ static BOOL macho_sect_is_code(struct macho_file_map* fmap, unsigned char sectid
sectidx--; /* convert from 1-based to 0-based */ sectidx--; /* convert from 1-based to 0-based */
if (sectidx >= fmap->num_sections || fmap->sect[sectidx].ignored) return FALSE; if (sectidx >= fmap->num_sections || fmap->sect[sectidx].ignored) return FALSE;
ret = (!(fmap->sect[sectidx].section->flags & SECTION_TYPE) && ret = (!(fmap->sect[sectidx].section.flags & SECTION_TYPE) &&
(fmap->sect[sectidx].section->flags & (S_ATTR_PURE_INSTRUCTIONS|S_ATTR_SOME_INSTRUCTIONS))); (fmap->sect[sectidx].section.flags & (S_ATTR_PURE_INSTRUCTIONS|S_ATTR_SOME_INSTRUCTIONS)));
TRACE("-> %d\n", ret); TRACE("-> %d\n", ret);
return ret; return ret;
} }

2
sdk/tools/winesync/dbghelp.cfg
View file

@ -3,4 +3,4 @@ directories:
files: files:
include/dbghelp.h: sdk/include/psdk/dbghelp.h include/dbghelp.h: sdk/include/psdk/dbghelp.h
tags: tags:
wine: 0fc3c33637d4c8eff3f4373d374b3feb402bce4a wine: 1dc9bb70cd16fa7b37e8fd6e82ed18311ddfbe38