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dbghelp/pdb: Introduce codeview_init_type_parse() to handle init of type streams. 

Currently used for TPI stream.

Signed-off-by: Eric Pouech <eric.pouech@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Eric Pouech 2021-11-08 14:59:07 +01:00 committed by Alexandre Julliard
parent b73ca9f05e
commit 54ec50d859
1 changed files with 48 additions and 39 deletions
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87
dlls/dbghelp/msc.c
View File

@ -2717,53 +2717,62 @@ static HANDLE map_pdb_file(const struct process* pcs,
return hMap;
}
static BOOL pdb_init_type_parse(const struct msc_debug_info* msc_dbg,
struct codeview_type_parse* ctp,
BYTE* image)
{
PDB_TYPES types;
DWORD total;
const BYTE* ptr;
DWORD* offset;
pdb_convert_types_header(&types, image);
/* Check for unknown versions */
switch (types.version)
{
case 19950410: /* VC 4.0 */
case 19951122:
case 19961031: /* VC 5.0 / 6.0 */
case 19990903: /* VC 7.0 */
case 20040203: /* VC 8.0 */
break;
default:
ERR("-Unknown type info version %d\n", types.version);
}
ctp->module = msc_dbg->module;
/* reconstruct the types offset...
* FIXME: maybe it's present in the newest PDB_TYPES structures
*/
total = types.last_index - types.first_index + 1;
offset = HeapAlloc(GetProcessHeap(), 0, sizeof(DWORD) * total);
if (!offset) return FALSE;
ctp->table = ptr = image + types.type_offset;
ctp->num = 0;
while (ptr < ctp->table + types.type_size && ctp->num < total)
{
offset[ctp->num++] = ptr - ctp->table;
ptr += ((const union codeview_type*)ptr)->generic.len + 2;
}
ctp->offset = offset;
return TRUE;
}
static void pdb_process_types(const struct msc_debug_info* msc_dbg,
const struct pdb_file_info* pdb_file)
{
BYTE* types_image = NULL;
struct codeview_type_parse ctp;
BYTE* types_image = pdb_read_file(pdb_file, 2);
types_image = pdb_read_file(pdb_file, 2);
if (types_image)
{
PDB_TYPES types;
struct codeview_type_parse ctp;
DWORD total;
const BYTE* ptr;
DWORD* offset;
pdb_convert_types_header(&types, types_image);
/* Check for unknown versions */
switch (types.version)
if (pdb_init_type_parse(msc_dbg, &ctp, types_image))
{
case 19950410: /* VC 4.0 */
case 19951122:
case 19961031: /* VC 5.0 / 6.0 */
case 19990903: /* VC 7.0 */
case 20040203: /* VC 8.0 */
break;
default:
ERR("-Unknown type info version %d\n", types.version);
/* Read type table */
codeview_parse_type_table(&ctp);
HeapFree(GetProcessHeap(), 0, (DWORD*)ctp.offset);
}
ctp.module = msc_dbg->module;
/* reconstruct the types offset...
* FIXME: maybe it's present in the newest PDB_TYPES structures
*/
total = types.last_index - types.first_index + 1;
offset = HeapAlloc(GetProcessHeap(), 0, sizeof(DWORD) * total);
ctp.table = ptr = types_image + types.type_offset;
ctp.num = 0;
while (ptr < ctp.table + types.type_size && ctp.num < total)
{
offset[ctp.num++] = ptr - ctp.table;
ptr += ((const union codeview_type*)ptr)->generic.len + 2;
}
ctp.offset = offset;
/* Read type table */
codeview_parse_type_table(&ctp);
HeapFree(GetProcessHeap(), 0, offset);
pdb_free(types_image);
}
}