Sweden-Number/tools/winedump/pdb.c

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/*
* PDB dumping utility
*
* Copyright 2006 Eric Pouech
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <time.h>
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
#ifdef HAVE_SYS_MMAN_H
#include <sys/mman.h>
#endif
#include <fcntl.h>
#define NONAMELESSUNION
#include "windef.h"
#include "winbase.h"
#include "winedump.h"
#include "wine/mscvpdb.h"
struct pdb_reader
{
union
{
struct
{
const struct PDB_JG_HEADER* header;
const struct PDB_JG_TOC* toc;
const struct PDB_JG_ROOT* root;
} jg;
struct
{
const struct PDB_DS_HEADER* header;
const struct PDB_DS_TOC* toc;
const struct PDB_DS_ROOT* root;
} ds;
} u;
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void* (*read_file)(struct pdb_reader*, DWORD);
DWORD file_used[1024];
};
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static void* pdb_jg_read(const struct PDB_JG_HEADER* pdb, const WORD* block_list, int size)
{
int i, nBlocks;
BYTE* buffer;
if (!size) return NULL;
nBlocks = (size + pdb->block_size - 1) / pdb->block_size;
buffer = malloc(nBlocks * pdb->block_size);
for (i = 0; i < nBlocks; i++)
memcpy(buffer + i * pdb->block_size,
(const char*)pdb + block_list[i] * pdb->block_size, pdb->block_size);
return buffer;
}
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static void* pdb_jg_read_file(struct pdb_reader* reader, DWORD file_nr)
{
const WORD* block_list;
DWORD i;
if (!reader->u.jg.toc || file_nr >= reader->u.jg.toc->num_files) return NULL;
reader->file_used[file_nr / 32] |= 1 << (file_nr % 32);
if (reader->u.jg.toc->file[file_nr].size == 0 ||
reader->u.jg.toc->file[file_nr].size == 0xFFFFFFFF)
return NULL;
block_list = (const WORD*) &reader->u.jg.toc->file[reader->u.jg.toc->num_files];
for (i = 0; i < file_nr; i++)
block_list += (reader->u.jg.toc->file[i].size +
reader->u.jg.header->block_size - 1) / reader->u.jg.header->block_size;
return pdb_jg_read(reader->u.jg.header, block_list,
reader->u.jg.toc->file[file_nr].size);
}
static void pdb_jg_init(struct pdb_reader* reader)
{
reader->u.jg.header = PRD(0, sizeof(struct PDB_JG_HEADER));
reader->read_file = pdb_jg_read_file;
reader->u.jg.toc = pdb_jg_read(reader->u.jg.header,
reader->u.jg.header->toc_block,
reader->u.jg.header->toc.size);
memset(reader->file_used, 0, sizeof(reader->file_used));
}
static DWORD pdb_get_num_files(const struct pdb_reader* reader)
{
if (reader->read_file == pdb_jg_read_file)
return reader->u.jg.toc->num_files;
else
return reader->u.ds.toc->num_files;
}
static DWORD pdb_get_file_size(const struct pdb_reader* reader, unsigned idx)
{
if (reader->read_file == pdb_jg_read_file)
return reader->u.jg.toc->file[idx].size;
else
return reader->u.ds.toc->file_size[idx];
}
static void pdb_exit(struct pdb_reader* reader)
{
unsigned i;
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unsigned char* file;
DWORD size;
for (i = 0; i < pdb_get_num_files(reader); i++)
{
if (reader->file_used[i / 32] & (1 << (i % 32))) continue;
file = reader->read_file(reader, i);
if (!file) continue;
size = pdb_get_file_size(reader, i);
printf("File --unused-- #%d (%x)\n", i, size);
dump_data(file, size, " ");
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free(file);
}
if (reader->read_file == pdb_jg_read_file)
{
free((char*)reader->u.jg.root);
free((char*)reader->u.jg.toc);
}
else
{
free((char*)reader->u.ds.root);
free((char*)reader->u.ds.toc);
}
}
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;
cbstr = reader->u.jg.root->cbNames;
}
else
{
str = reader->u.ds.root->names;
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)
{
unsigned stream_idx;
void* ret;
stream_idx = get_stream_by_name(reader, "/names");
if (stream_idx == -1) return NULL;
ret = reader->read_file(reader, stream_idx);
if (!ret) return NULL;
if(*(const DWORD*)ret == 0xeffeeffe) return ret;
printf("wrong header %x expecting 0xeffeeffe\n", *(const DWORD*)ret);
free( ret );
return NULL;
}
static void dump_global_symbol(struct pdb_reader* reader, unsigned file)
{
void* global = NULL;
DWORD size;
global = reader->read_file(reader, file);
if (!global) return;
size = pdb_get_file_size(reader, file);
printf("Global symbols table:\n");
dump_data(global, size, "\t");
free(global);
}
static void dump_public_symbol(struct pdb_reader* reader, unsigned file)
{
void* public = NULL;
DWORD size;
public = reader->read_file(reader, file);
if (!public) return;
size = pdb_get_file_size(reader, file);
printf("Public symbols table:\n");
dump_data(public, size, "\t");
free(public);
}
static void pdb_dump_symbols(struct pdb_reader* reader, PDB_STREAM_INDEXES* sidx)
{
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PDB_SYMBOLS* symbols;
unsigned char* modimage;
const char* file;
char* filesimage;
DWORD filessize = 0;
char tcver[32];
sidx->FPO = sidx->unk0 = sidx->unk1 = sidx->unk2 = sidx->unk3 = sidx->segments =
sidx->unk4 = sidx->unk5 = sidx->unk6 = sidx->FPO_EXT = sidx->unk7 = -1;
symbols = reader->read_file(reader, 3);
if (!symbols) return;
switch (symbols->version)
{
case 0: /* VC 4.0 */
case 19960307: /* VC 5.0 */
case 19970606: /* VC 6.0 */
case 19990903: /* VC 7.0 */
break;
default:
printf("-Unknown symbol info version %d\n", symbols->version);
}
if (symbols->flags & 0x8000) /* new */
snprintf(tcver, sizeof(tcver), "%u.%u", (symbols->flags >> 8) & 0x7f, symbols->flags & 0xff);
else
snprintf(tcver, sizeof(tcver), "old-%x", symbols->flags);
printf("Symbols:\n"
"\tsignature: %08x\n"
"\tversion: %u\n"
"\tage: %08x\n"
"\tglobal_file: %u\n"
"\tbuilder: %s\n"
"\tpublic_file: %u\n"
"\tbldVer: %u\n"
"\tgsym_file: %u\n"
"\trbldVer: %u\n"
"\tmodule_size: %08x\n"
"\toffset_size: %08x\n"
"\thash_size: %08x\n"
"\tsrc_module_size: %08x\n"
"\tpdbimport_size: %08x\n"
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"\tresvd0: %08x\n"
"\tstream_idx_size: %08x\n"
"\tunknown2_size: %08x\n"
"\tresvd3: %04x\n"
"\tmachine: %s\n"
"\tresvd4 %08x\n",
symbols->signature,
symbols->version,
symbols->age,
symbols->global_file,
tcver, /* from symbols->flags */
symbols->public_file,
symbols->bldVer,
symbols->gsym_file,
symbols->rbldVer,
symbols->module_size,
symbols->offset_size,
symbols->hash_size,
symbols->srcmodule_size,
symbols->pdbimport_size,
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symbols->resvd0,
symbols->stream_index_size,
symbols->unknown2_size,
symbols->resvd3,
get_machine_str( symbols->machine ),
symbols->resvd4);
if (symbols->offset_size)
{
const BYTE* src;
printf("\t----------offsets------------\n");
src = (const BYTE*)((const char*)symbols + sizeof(PDB_SYMBOLS) + symbols->module_size);
dump_data(src, symbols->offset_size, " ");
}
if (!(filesimage = read_string_table(reader))) printf("string table not found\n");
else filessize = *(const DWORD*)(filesimage + 8);
if (symbols->srcmodule_size)
{
const PDB_SYMBOL_SOURCE*src;
int i, j, cfile;
const WORD* indx;
const DWORD* offset;
const char* start_cstr;
const char* cstr;
printf("\t----------src module------------\n");
src = (const PDB_SYMBOL_SOURCE*)((const char*)symbols + sizeof(PDB_SYMBOLS) +
symbols->module_size + symbols->offset_size + symbols->hash_size);
printf("\tSource Modules\n"
"\t\tnModules: %u\n"
"\t\tnSrcFiles: %u\n",
src->nModules, src->nSrcFiles);
/* usage of table seems to be as follows:
* two arrays of WORD (src->nModules as size)
* - first array contains index into files for "module" compilation
* (module = compilation unit ??)
* - second array contains the number of source files in module
* an array of DWORD (src->nSrcFiles as size)
* - contains offset (in following string table) of the source file name
* a string table
* - each string is a pascal string (ie. with its length as first BYTE) or
* 0-terminated string (depending on version)
*/
indx = &src->table[src->nModules];
offset = (const DWORD*)&src->table[2 * src->nModules];
cstr = (const char*)&src->table[2 * (src->nModules + src->nSrcFiles)];
start_cstr = cstr;
for (i = cfile = 0; i < src->nModules; i++)
{
printf("\t\tModule[%2d]:\n", i);
cfile = src->table[i];
for (j = cfile; j < src->nSrcFiles && j < cfile + indx[i]; j++)
{
/* FIXME: in some cases, it's a p_string but WHEN ? */
if (cstr + offset[j] >= start_cstr /* wrap around */ &&
cstr + offset[j] < (const char*)src + symbols->srcmodule_size)
printf("\t\t\tSource file: %s\n", cstr + offset[j]);
else
printf("\t\t\tSource file: <<out of bounds>>\n");
}
}
}
if (symbols->pdbimport_size)
{
const PDB_SYMBOL_IMPORT* imp;
const char* first;
const char* last;
const char* ptr;
printf("\t------------import--------------\n");
imp = (const PDB_SYMBOL_IMPORT*)((const char*)symbols + sizeof(PDB_SYMBOLS) +
symbols->module_size + symbols->offset_size +
symbols->hash_size + symbols->srcmodule_size);
first = (const char*)imp;
last = (const char*)imp + symbols->pdbimport_size;
while (imp < (const PDB_SYMBOL_IMPORT*)last)
{
ptr = (const char*)imp + sizeof(*imp) + strlen(imp->filename);
printf("\tImport: %lx\n"
"\t\tUnknown1: %08x\n"
"\t\tUnknown2: %08x\n"
"\t\tTimeDateStamp: %08x\n"
"\t\tAge: %08u\n"
"\t\tfile1: %s\n"
"\t\tfile2: %s\n",
(ULONG_PTR)((const char*)imp - first),
imp->unknown1,
imp->unknown2,
imp->TimeDateStamp,
imp->Age,
imp->filename,
ptr);
imp = (const PDB_SYMBOL_IMPORT*)(first + ((ptr - first + strlen(ptr) + 1 + 3) & ~3));
}
}
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if (symbols->stream_index_size)
{
printf("\t------------stream indexes--------------\n");
switch (symbols->stream_index_size)
{
case sizeof(PDB_STREAM_INDEXES_OLD):
/* PDB_STREAM_INDEXES is a superset of PDB_STREAM_INDEX_OLD
* FIXME: to be confirmed when all fields are fully understood
*/
memcpy(sidx,
(const char*)symbols + sizeof(PDB_SYMBOLS) + symbols->module_size +
symbols->offset_size + symbols->hash_size + symbols->srcmodule_size +
symbols->pdbimport_size + symbols->unknown2_size,
sizeof(PDB_STREAM_INDEXES_OLD));
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printf("\tFPO: %04x\n"
"\t?: %04x\n"
"\t?: %04x\n"
"\t?: %04x\n"
"\t?: %04x\n"
"\tSegments: %04x\n",
sidx->FPO, sidx->unk0, sidx->unk1, sidx->unk2, sidx->unk3,
sidx->segments);
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break;
case sizeof(PDB_STREAM_INDEXES):
memcpy(sidx,
(const char*)symbols + sizeof(PDB_SYMBOLS) + symbols->module_size +
symbols->offset_size + symbols->hash_size + symbols->srcmodule_size +
symbols->pdbimport_size + symbols->unknown2_size,
sizeof(*sidx));
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printf("\tFPO: %04x\n"
"\t?: %04x\n"
"\t?: %04x\n"
"\t?: %04x\n"
"\t?: %04x\n"
"\tSegments: %04x\n"
"\t?: %04x\n"
"\t?: %04x\n"
"\t?: %04x\n"
"\tFPO-ext: %04x\n"
"\t?: %04x\n",
sidx->FPO, sidx->unk0, sidx->unk1, sidx->unk2, sidx->unk3,
sidx->segments, sidx->unk4, sidx->unk5, sidx->unk6, sidx->FPO_EXT,
sidx->unk7);
break;
default:
printf("unexpected size for stream index %d\n", symbols->stream_index_size);
break;
}
}
/* Read global symbol table */
modimage = reader->read_file(reader, symbols->gsym_file);
if (modimage)
{
printf("\t------------globals-------------\n");
codeview_dump_symbols(modimage, pdb_get_file_size(reader, symbols->gsym_file));
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free(modimage);
}
/* Read per-module symbol / linenumber tables */
file = (const char*)symbols + sizeof(PDB_SYMBOLS);
while (file - (const char*)symbols < sizeof(PDB_SYMBOLS) + symbols->module_size)
{
int file_nr, symbol_size, lineno_size;
const char* file_name;
if (symbols->version < 19970000)
{
const PDB_SYMBOL_FILE* sym_file = (const PDB_SYMBOL_FILE*) file;
file_nr = sym_file->file;
file_name = sym_file->filename;
symbol_size = sym_file->symbol_size;
lineno_size = sym_file->lineno_size;
printf("\t--------symbol file----------- %s\n", file_name);
printf("\tgot symbol_file\n"
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"\t\tunknown1: %08x\n"
"\t\trange\n"
"\t\t\tsegment: %04x\n"
"\t\t\tpad1: %04x\n"
"\t\t\toffset: %08x\n"
"\t\t\tsize: %08x\n"
"\t\t\tcharacteristics: %08x\n"
"\t\t\tindex: %04x\n"
"\t\t\tpad2: %04x\n"
"\t\tflag: %04x\n"
"\t\tfile: %04x\n"
"\t\tsymb size: %08x\n"
"\t\tline size: %08x\n"
"\t\tunknown2: %08x\n"
"\t\tnSrcFiles: %08x\n"
"\t\tattribute: %08x\n",
sym_file->unknown1,
sym_file->range.segment,
sym_file->range.pad1,
sym_file->range.offset,
sym_file->range.size,
sym_file->range.characteristics,
sym_file->range.index,
sym_file->range.pad2,
sym_file->flag,
sym_file->file,
sym_file->symbol_size,
sym_file->lineno_size,
sym_file->unknown2,
sym_file->nSrcFiles,
sym_file->attribute);
}
else
{
const PDB_SYMBOL_FILE_EX* sym_file = (const PDB_SYMBOL_FILE_EX*) file;
file_nr = sym_file->file;
file_name = sym_file->filename;
symbol_size = sym_file->symbol_size;
lineno_size = sym_file->lineno_size;
printf("\t--------symbol file----------- %s\n", file_name);
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printf("\t\tunknown1: %08x\n"
"\t\trange\n"
"\t\t\tsegment: %04x\n"
"\t\t\tpad1: %04x\n"
"\t\t\toffset: %08x\n"
"\t\t\tsize: %08x\n"
"\t\t\tcharacteristics: %08x\n"
"\t\t\tindex: %04x\n"
"\t\t\tpad2: %04x\n"
"\t\t\ttimestamp: %08x\n"
"\t\t\tunknown: %08x\n"
"\t\tflag: %04x\n"
"\t\tfile: %04x\n"
"\t\tsymb size: %08x\n"
"\t\tline size: %08x\n"
"\t\tunknown2: %08x\n"
"\t\tnSrcFiles: %08x\n"
"\t\tattribute: %08x\n"
"\t\treserved/0: %08x\n"
"\t\treserved/1: %08x\n",
sym_file->unknown1,
sym_file->range.segment,
sym_file->range.pad1,
sym_file->range.offset,
sym_file->range.size,
sym_file->range.characteristics,
sym_file->range.index,
sym_file->range.pad2,
sym_file->range.timestamp,
sym_file->range.unknown,
sym_file->flag,
sym_file->file,
sym_file->symbol_size,
sym_file->lineno_size,
sym_file->unknown2,
sym_file->nSrcFiles,
sym_file->attribute,
sym_file->reserved[0],
sym_file->reserved[1]);
}
modimage = reader->read_file(reader, file_nr);
if (modimage)
{
int total_size = pdb_get_file_size(reader, file_nr);
if (symbol_size)
codeview_dump_symbols((const char*)modimage + sizeof(DWORD), symbol_size);
/* line number info */
if (lineno_size)
codeview_dump_linetab((const char*)modimage + symbol_size, TRUE, " ");
/* anyway, lineno_size doesn't see to really be the size of the line number information, and
* it's not clear yet when to call for linetab2...
*/
codeview_dump_linetab2((const char*)modimage + symbol_size + lineno_size,
total_size - (symbol_size + lineno_size),
filesimage ? filesimage + 12 : NULL, filessize, " ");
/* what's that part ??? */
if (0)
dump_data(modimage + symbol_size + lineno_size, total_size - (symbol_size + lineno_size), " ");
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free(modimage);
}
file_name += strlen(file_name) + 1;
file = (char*)((DWORD_PTR)(file_name + strlen(file_name) + 1 + 3) & ~3);
}
dump_global_symbol(reader, symbols->global_file);
dump_public_symbol(reader, symbols->public_file);
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free(symbols);
free(filesimage);
}
static void pdb_dump_types_hash(struct pdb_reader* reader, unsigned file, const char* strmname)
{
void* hash = NULL;
DWORD size;
hash = reader->read_file(reader, file);
if (!hash) return;
size = pdb_get_file_size(reader, file);
printf("Types (%s) hash:\n", strmname);
dump_data(hash, size, " ");
free(hash);
}
/* there are two 'type' related streams, but with different indexes... */
static void pdb_dump_types(struct pdb_reader* reader, unsigned strmidx, const char* strmname)
{
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PDB_TYPES* types = NULL;
types = reader->read_file(reader, strmidx);
if (!types) return;
switch (types->version)
{
case 19950410: /* VC 4.0 */
case 19951122:
case 19961031: /* VC 5.0 / 6.0 */
case 19990903: /* VC 7.0 */
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case 20040203: /* VC 8.0 */
break;
default:
printf("-Unknown type info version %d\n", types->version);
}
/* Read type table */
printf("Types (%s):\n"
"\tversion: %u\n"
"\ttype_offset: %08x\n"
"\tfirst_index: %x\n"
"\tlast_index: %x\n"
"\ttype_size: %x\n"
"\tfile: %x\n"
"\tpad: %x\n"
"\thash_size: %x\n"
"\thash_base: %x\n"
"\thash_offset: %x\n"
"\thash_len: %x\n"
"\tsearch_offset: %x\n"
"\tsearch_len: %x\n"
"\tunknown_offset: %x\n"
"\tunknown_len: %x\n",
strmname,
types->version,
types->type_offset,
types->first_index,
types->last_index,
types->type_size,
types->file,
types->pad,
types->hash_size,
types->hash_base,
types->hash_offset,
types->hash_len,
types->search_offset,
types->search_len,
types->unknown_offset,
types->unknown_len);
codeview_dump_types_from_block((const char*)types + types->type_offset, types->type_size);
pdb_dump_types_hash(reader, types->file, strmname);
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free(types);
}
static void pdb_dump_fpo(struct pdb_reader* reader, unsigned stream_idx)
{
FPO_DATA* fpo;
unsigned i, size;
const char* frame_type[4] = {"Fpo", "Trap", "Tss", "NonFpo"};
if (stream_idx == (WORD)-1) return;
fpo = reader->read_file(reader, stream_idx);
size = pdb_get_file_size(reader, stream_idx);
if (fpo && (size % sizeof(*fpo)) == 0)
{
size /= sizeof(*fpo);
printf("FPO data:\n\t Start Length #loc #pmt #prolog #reg frame SEH /BP\n");
for (i = 0; i < size; i++)
{
printf("\t%08x %08x %4d %4d %7d %4d %6s %c %c\n",
fpo[i].ulOffStart, fpo[i].cbProcSize, fpo[i].cdwLocals, fpo[i].cdwParams,
fpo[i].cbProlog, fpo[i].cbRegs, frame_type[fpo[i].cbFrame],
fpo[i].fHasSEH ? 'Y' : 'N', fpo[i].fUseBP ? 'Y' : 'N');
}
}
free(fpo);
}
static void pdb_dump_fpo_ext(struct pdb_reader* reader, unsigned stream_idx)
{
PDB_FPO_DATA* fpoext;
unsigned i, size, strsize;
char* strbase;
if (stream_idx == (WORD)-1) return;
strbase = read_string_table(reader);
if (!strbase) return;
strsize = *(const DWORD*)(strbase + 8);
fpoext = reader->read_file(reader, stream_idx);
size = pdb_get_file_size(reader, stream_idx);
if (fpoext && (size % sizeof(*fpoext)) == 0)
{
size /= sizeof(*fpoext);
printf("FPO data (extended):\n"
"\t Start Length Locals Params MaxStack Prolog #SavedRegs Flags Command\n");
for (i = 0; i < size; i++)
{
printf("\t%08x %08x %8x %8x %8x %6x %8x %08x %s\n",
fpoext[i].start, fpoext[i].func_size, fpoext[i].locals_size, fpoext[i].params_size,
fpoext[i].maxstack_size, fpoext[i].prolog_size, fpoext[i].savedregs_size, fpoext[i].flags,
fpoext[i].str_offset < strsize ? strbase + 12 + fpoext[i].str_offset : "<out of bounds>");
}
}
free(fpoext);
free(strbase);
}
static void pdb_dump_segments(struct pdb_reader* reader, unsigned stream_idx)
{
const char* segs;
DWORD size;
const char* ptr;
if (stream_idx == (WORD)-1) return;
segs = reader->read_file(reader, stream_idx);
if (segs)
{
size = pdb_get_file_size(reader, stream_idx);
for (ptr = segs; ptr < segs + size; )
{
printf("Segment %s\n", ptr);
ptr += (strlen(ptr) + 1 + 3) & ~3;
printf("\tdword[0]: %08x\n", *(DWORD*)ptr); ptr += 4;
printf("\tdword[1]: %08x\n", *(DWORD*)ptr); ptr += 4;
printf("\tdword[2]: %08x\n", *(DWORD*)ptr); ptr += 4;
printf("\tdword[3]: %08x\n", *(DWORD*)ptr); ptr += 4;
printf("\tdword[4]: %08x\n", *(DWORD*)ptr); ptr += 4;
printf("\tdword[5]: %08x\n", *(DWORD*)ptr); ptr += 4;
printf("\tdword[6]: %08x\n", *(DWORD*)ptr); ptr += 4;
printf("\tdword[7]: %08x\n", *(DWORD*)ptr); ptr += 4;
}
free((char*)segs);
} else printf("nosdfsdffd\n");
}
static const char pdb2[] = "Microsoft C/C++ program database 2.00";
static void pdb_jg_dump(void)
{
2007-07-07 18:21:07 +02:00
struct pdb_reader reader;
/*
* Read in TOC and well-known files
*/
pdb_jg_init(&reader);
printf("Header (JG):\n"
"\tident: %.*s\n"
"\tsignature: %08x\n"
"\tblock_size: %08x\n"
"\tfree_list: %04x\n"
"\ttotal_alloc:%04x\n",
(int)sizeof(pdb2) - 1, reader.u.jg.header->ident,
reader.u.jg.header->signature,
reader.u.jg.header->block_size,
reader.u.jg.header->free_list,
reader.u.jg.header->total_alloc);
reader.u.jg.root = reader.read_file(&reader, 1);
if (reader.u.jg.root)
{
DWORD* pdw;
DWORD* ok_bits;
DWORD numok, count;
unsigned i;
PDB_STREAM_INDEXES sidx;
printf("Root:\n"
"\tVersion: %u\n"
"\tTimeDateStamp: %08x\n"
"\tAge: %08x\n"
"\tnames: %d\n",
reader.u.jg.root->Version,
reader.u.jg.root->TimeDateStamp,
reader.u.jg.root->Age,
(unsigned)reader.u.jg.root->cbNames);
pdw = (DWORD*)(reader.u.jg.root->names + reader.u.jg.root->cbNames);
numok = *pdw++;
count = *pdw++;
printf("\tStreams directory:\n"
"\t\tok: %08x\n"
"\t\tcount: %08x\n"
"\t\ttable:\n",
numok, count);
/* bitfield: first dword is len (in dword), then data */
ok_bits = pdw;
pdw += *ok_bits++ + 1;
if (*pdw++ != 0)
{
printf("unexpected value\n");
return;
}
for (i = 0; i < count; i++)
{
if (ok_bits[i / 32] & (1 << (i % 32)))
{
DWORD string_idx, stream_idx;
string_idx = *pdw++;
stream_idx = *pdw++;
printf("\t\t\t%2d) %-20s => %x\n", i, &reader.u.jg.root->names[string_idx], stream_idx);
numok--;
}
}
if (numok) printf(">>> unmatched present field with found\n");
/* Check for unknown versions */
switch (reader.u.jg.root->Version)
{
case 19950623: /* VC 4.0 */
case 19950814:
case 19960307: /* VC 5.0 */
case 19970604: /* VC 6.0 */
break;
default:
printf("-Unknown root block version %d\n", reader.u.jg.root->Version);
}
pdb_dump_types(&reader, 2, "TPI");
pdb_dump_types(&reader, 4, "IPI");
pdb_dump_symbols(&reader, &sidx);
pdb_dump_fpo(&reader, sidx.FPO);
pdb_dump_segments(&reader, sidx.segments);
}
else printf("-Unable to get root\n");
pdb_exit(&reader);
}
2007-07-07 18:21:07 +02:00
static void* pdb_ds_read(const struct PDB_DS_HEADER* header, const DWORD* block_list, int size)
{
int i, nBlocks;
BYTE* buffer;
if (!size) return NULL;
nBlocks = (size + header->block_size - 1) / header->block_size;
buffer = malloc(nBlocks * header->block_size);
for (i = 0; i < nBlocks; i++)
memcpy(buffer + i * header->block_size,
(const char*)header + block_list[i] * header->block_size, header->block_size);
return buffer;
}
2007-07-07 18:21:07 +02:00
static void* pdb_ds_read_file(struct pdb_reader* reader, DWORD file_number)
{
const DWORD* block_list;
DWORD i;
if (!reader->u.ds.toc || file_number >= reader->u.ds.toc->num_files) return NULL;
reader->file_used[file_number / 32] |= 1 << (file_number % 32);
if (reader->u.ds.toc->file_size[file_number] == 0 ||
reader->u.ds.toc->file_size[file_number] == 0xFFFFFFFF)
return NULL;
block_list = reader->u.ds.toc->file_size + reader->u.ds.toc->num_files;
for (i = 0; i < file_number; i++)
block_list += (reader->u.ds.toc->file_size[i] + reader->u.ds.header->block_size - 1) /
reader->u.ds.header->block_size;
return pdb_ds_read(reader->u.ds.header, block_list, reader->u.ds.toc->file_size[file_number]);
}
static BOOL pdb_ds_init(struct pdb_reader* reader)
{
reader->u.ds.header = PRD(0, sizeof(*reader->u.ds.header));
if (!reader->u.ds.header) return FALSE;
reader->read_file = pdb_ds_read_file;
reader->u.ds.toc = pdb_ds_read(reader->u.ds.header,
(const DWORD*)((const char*)reader->u.ds.header + reader->u.ds.header->toc_page * reader->u.ds.header->block_size),
reader->u.ds.header->toc_size);
memset(reader->file_used, 0, sizeof(reader->file_used));
return TRUE;
}
static const char pdb7[] = "Microsoft C/C++ MSF 7.00";
static void pdb_ds_dump(void)
{
2007-07-07 18:21:07 +02:00
struct pdb_reader reader;
pdb_ds_init(&reader);
printf("Header (DS)\n"
"\tsignature: %.*s\n"
"\tblock_size: %08x\n"
"\tunknown1: %08x\n"
"\tnum_pages: %08x\n"
"\ttoc_size: %08x\n"
"\tunknown2: %08x\n"
"\ttoc_page: %08x\n",
(int)sizeof(pdb7) - 1, reader.u.ds.header->signature,
reader.u.ds.header->block_size,
reader.u.ds.header->unknown1,
reader.u.ds.header->num_pages,
reader.u.ds.header->toc_size,
reader.u.ds.header->unknown2,
reader.u.ds.header->toc_page);
/* files with static indexes:
* 0: JG says old toc pages
* 1: root structure
* 2: types
* 3: modules
* 4: types (second stream)
* other known streams:
2014-02-07 22:42:49 +01:00
* - string table: its index is in the stream table from ROOT object under "/names"
* - type hash table: its index is in the types header (2 and 4)
* - global and public streams: from symbol stream header
* those streams get their indexes out of the PDB_STREAM_INDEXES object
* - FPO data
* - segments
* - extended FPO data
*/
reader.file_used[0] |= 1; /* mark stream #0 as read */
reader.u.ds.root = reader.read_file(&reader, 1);
if (reader.u.ds.root)
{
DWORD* pdw;
DWORD* ok_bits;
DWORD numok, count;
unsigned i;
PDB_STREAM_INDEXES sidx;
printf("Root:\n"
"\tVersion: %u\n"
"\tTimeDateStamp: %08x\n"
"\tAge: %08x\n"
"\tguid %s\n"
"\tcbNames: %08x\n",
reader.u.ds.root->Version,
reader.u.ds.root->TimeDateStamp,
reader.u.ds.root->Age,
get_guid_str(&reader.u.ds.root->guid),
reader.u.ds.root->cbNames);
pdw = (DWORD*)(reader.u.ds.root->names + reader.u.ds.root->cbNames);
numok = *pdw++;
count = *pdw++;
printf("\tStreams directory:\n"
"\t\tok: %08x\n"
"\t\tcount: %08x\n"
"\t\ttable:\n",
numok, count);
/* bitfield: first dword is len (in dword), then data */
ok_bits = pdw;
pdw += *ok_bits++ + 1;
if (*pdw++ != 0)
{
printf("unexpected value\n");
return;
}
for (i = 0; i < count; i++)
{
if (ok_bits[i / 32] & (1 << (i % 32)))
{
DWORD string_idx, stream_idx;
string_idx = *pdw++;
stream_idx = *pdw++;
printf("\t\t\t%2d) %-20s => %x\n", i, &reader.u.ds.root->names[string_idx], stream_idx);
numok--;
}
}
if (numok) printf(">>> unmatched present field with found\n");
pdb_dump_types(&reader, 2, "TPI");
pdb_dump_types(&reader, 4, "IPI");
pdb_dump_symbols(&reader, &sidx);
pdb_dump_fpo(&reader, sidx.FPO);
pdb_dump_fpo_ext(&reader, sidx.FPO_EXT);
pdb_dump_segments(&reader, sidx.segments);
}
else printf("-Unable to get root\n");
pdb_exit(&reader);
}
enum FileSig get_kind_pdb(void)
{
const char* head;
head = PRD(0, sizeof(pdb2) - 1);
if (head && !memcmp(head, pdb2, sizeof(pdb2) - 1))
return SIG_PDB;
head = PRD(0, sizeof(pdb7) - 1);
if (head && !memcmp(head, pdb7, sizeof(pdb7) - 1))
return SIG_PDB;
return SIG_UNKNOWN;
}
void pdb_dump(void)
{
const char* head;
/* init_types(); */
head = PRD(0, sizeof(pdb2) - 1);
if (head && !memcmp(head, pdb2, sizeof(pdb2) - 1))
{
pdb_jg_dump();
return;
}
head = PRD(0, sizeof(pdb7) - 1);
if (head && !memcmp(head, pdb7, sizeof(pdb7) - 1))
{
pdb_ds_dump();
return;
}
printf("Unrecognized header %s\n", head);
}