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winedump: Get string table stream index out of ROOT named streams list.

This commit is contained in:
Eric Pouech 2011-01-17 21:53:20 +01:00 committed by Alexandre Julliard
parent 40fb62c99f
commit 2cba84027b
1 changed files with 55 additions and 16 deletions
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71
tools/winedump/pdb.c
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@ -163,17 +163,61 @@ static void pdb_exit(struct pdb_reader* reader)
}
}
static unsigned get_stream_by_name(struct pdb_reader* reader, const char* name)
{
DWORD* pdw;
DWORD* ok_bits;
DWORD cbstr, count;
DWORD string_idx, stream_idx;
unsigned i;
const char* str;
if (reader->read_file == pdb_jg_read_file)
{
str = &reader->u.jg.root->names[0];
cbstr = reader->u.jg.root->cbNames;
}
else
{
str = &reader->u.ds.root->names[0];
cbstr = reader->u.ds.root->cbNames;
}
pdw = (DWORD*)(str + cbstr);
pdw++; /* number of ok entries */
count = *pdw++;
/* bitfield: first dword is len (in dword), then data */
ok_bits = pdw;
pdw += *ok_bits++ + 1;
if (*pdw++ != 0)
{
printf("unexpected value\n");
return -1;
}
for (i = 0; i < count; i++)
{
if (ok_bits[i / 32] & (1 << (i % 32)))
{
string_idx = *pdw++;
stream_idx = *pdw++;
if (!strcmp(name, &str[string_idx])) return stream_idx;
}
}
return -1;
}
static void *read_string_table(struct pdb_reader* reader)
{
void *ret;
unsigned stream_idx;
void* ret;
/* FIXME: how to determine the correct file number? */
/* 4 and 12 have been observed, there may be others */
ret = reader->read_file(reader, 4);
if (ret && *(const DWORD*)ret == 0xeffeeffe) return ret;
free( ret );
ret = reader->read_file(reader, 12);
stream_idx = get_stream_by_name(reader, "/names");
if (stream_idx == -1) return NULL;
ret = reader->read_file(reader, stream_idx);
if (ret && *(const DWORD*)ret == 0xeffeeffe) return ret;
printf("wrong header %x expecting 0xeffeeffe\n", *(const DWORD*)ret);
free( ret );
return NULL;
}
@ -545,15 +589,9 @@ static void pdb_dump_fpo(struct pdb_reader* reader)
}
free(fpo);
strbase = reader->read_file(reader, 12); /* FIXME: really fixed ??? */
strbase = read_string_table(reader);
if (!strbase) return;
if (*(const DWORD*)strbase != 0xeffeeffe)
{
printf("wrong header %x expecting 0xeffeeffe\n", *(const DWORD*)strbase);
free(strbase);
return;
}
strsize = *(const DWORD*)(strbase + 8);
fpoext = reader->read_file(reader, 10);
size = pdb_get_file_size(reader, 10);
@ -762,11 +800,12 @@ static void pdb_ds_dump(void)
* 1: root structure
* 2: types
* 3: modules
* 4: string table (FIXME: in which case?)
* other known streams:
* string table: it's index is in the stream table from ROOT object under "/names"
* those other streams are likely not to have a fixed stream number
* 5: FPO data
* 8: segments
* 10: extended FPO data
* 12: string table (FPO unwinder, files for linetab2...)
*/
reader.u.ds.root = reader.read_file(&reader, 1);
if (reader.u.ds.root)