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dbghelp: Translate the 32-bit ELF section header to the 64-bit one. 

Signed-off-by: Zebediah Figura <zfigura@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2018-05-31 17:26:24 -05:00 committed by Alexandre Julliard
parent 799e0bfa57
commit 4005901773
2 changed files with 33 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

35
dlls/dbghelp/elf_module.c
View File

@ -292,6 +292,36 @@ static BOOL elf_map_file_read(struct image_file_map* fmap, struct elf_map_file_d
}
}
static BOOL elf_map_shdr(struct elf_map_file_data* emfd, struct image_file_map* fmap, unsigned int i)
{
if (fmap->addr_size == 32)
{
Elf32_Shdr shdr32;
if (!elf_map_file_read(fmap, emfd, &shdr32, sizeof(shdr32),
fmap->u.elf.elfhdr.e_shoff + i * sizeof(Elf32_Shdr)))
return FALSE;
fmap->u.elf.sect[i].shdr.sh_name = shdr32.sh_name;
fmap->u.elf.sect[i].shdr.sh_type = shdr32.sh_type;
fmap->u.elf.sect[i].shdr.sh_flags = shdr32.sh_flags;
fmap->u.elf.sect[i].shdr.sh_addr = shdr32.sh_addr;
fmap->u.elf.sect[i].shdr.sh_offset = shdr32.sh_offset;
fmap->u.elf.sect[i].shdr.sh_size = shdr32.sh_size;
fmap->u.elf.sect[i].shdr.sh_link = shdr32.sh_link;
fmap->u.elf.sect[i].shdr.sh_info = shdr32.sh_info;
fmap->u.elf.sect[i].shdr.sh_addralign = shdr32.sh_addralign;
fmap->u.elf.sect[i].shdr.sh_entsize = shdr32.sh_entsize;
}
else
{
if (!elf_map_file_read(fmap, emfd, &fmap->u.elf.sect[i].shdr, sizeof(fmap->u.elf.sect[i].shdr),
fmap->u.elf.elfhdr.e_shoff + i * sizeof(Elf64_Shdr)))
return FALSE;
}
return TRUE;
}
/******************************************************************
* elf_map_file
*
@ -385,8 +415,7 @@ static BOOL elf_map_file(struct elf_map_file_data* emfd, struct image_file_map*
for (i = 0; i < fmap->u.elf.elfhdr.e_shnum; i++)
{
if (!elf_map_file_read(fmap, emfd, &fmap->u.elf.sect[i].shdr, sizeof(fmap->u.elf.sect[i].shdr),
fmap->u.elf.elfhdr.e_shoff + i * sizeof(fmap->u.elf.sect[i].shdr)))
if (!elf_map_shdr(emfd, fmap, i))
{
HeapFree(GetProcessHeap(), 0, fmap->u.elf.sect);
fmap->u.elf.sect = NULL;
@ -1225,7 +1254,7 @@ static BOOL elf_load_file_from_fmap(struct process* pcs, const WCHAR* filename,
if (elf_find_section(fmap, ".dynamic", SHT_DYNAMIC, &ism))
{
Elf_Dyn dyn;
char* ptr = (char*)fmap->u.elf.sect[ism.sidx].shdr.sh_addr;
char* ptr = (char*)(ULONG_PTR)fmap->u.elf.sect[ism.sidx].shdr.sh_addr;
unsigned long len;
if (load_offset) ptr += load_offset - fmap->u.elf.elf_start;

4
dlls/dbghelp/image_private.h
View File

@ -59,13 +59,11 @@ typedef struct section macho_section;
#ifdef __ELF__
#ifdef _WIN64
#define Elf_Shdr Elf64_Shdr
#define Elf_Phdr Elf64_Phdr
#define Elf_Dyn Elf64_Dyn
#define Elf_Sym Elf64_Sym
#define Elf_auxv_t Elf64_auxv_t
#else
#define Elf_Shdr Elf32_Shdr
#define Elf_Phdr Elf32_Phdr
#define Elf_Dyn Elf32_Dyn
#define Elf_Sym Elf32_Sym
@ -98,7 +96,7 @@ struct image_file_map
Elf64_Ehdr elfhdr;
struct
{
Elf_Shdr shdr;
Elf64_Shdr shdr;
const char* mapped;
}* sect;
#endif