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dbghelp: Restructure internal PDB information.

This commit is contained in:
Eric Pouech 2011-01-08 14:04:01 +01:00 committed by Alexandre Julliard
parent 982775ddae
commit 1acbb1c0ed
3 changed files with 134 additions and 131 deletions
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15
dlls/dbghelp/dbghelp_private.h
View File

@ -427,21 +427,10 @@ enum pdb_kind {PDB_JG, PDB_DS};
struct pdb_lookup
{
const char* filename;
DWORD age;
enum pdb_kind kind;
union
{
struct
{
DWORD age;
DWORD timestamp;
struct PDB_JG_TOC* toc;
} jg;
struct
{
GUID guid;
struct PDB_DS_TOC* toc;
} ds;
} u;
};
struct cpu_stack_walk
@ -567,7 +556,7 @@ extern BOOL pe_load_debug_directory(const struct process* pcs,
const BYTE* mapping,
const IMAGE_SECTION_HEADER* sectp, DWORD nsect,
const IMAGE_DEBUG_DIRECTORY* dbg, int nDbg);
extern BOOL pdb_fetch_file_info(struct pdb_lookup* pdb_lookup);
extern BOOL pdb_fetch_file_info(const struct pdb_lookup* pdb_lookup, unsigned* matched);
/* path.c */
extern BOOL path_find_symbol_file(const struct process* pcs, PCSTR full_path,

193
dlls/dbghelp/msc.c
View File

@ -62,6 +62,25 @@ WINE_DEFAULT_DEBUG_CHANNEL(dbghelp_msc);
#define MAX_PATHNAME_LEN 1024
struct pdb_file_info
{
enum pdb_kind kind;
DWORD age;
union
{
struct
{
DWORD timestamp;
struct PDB_JG_TOC* toc;
} jg;
struct
{
GUID guid;
struct PDB_DS_TOC* toc;
} ds;
} u;
};
/*========================================================================
* Debug file access helper routines
*/
@ -2103,27 +2122,27 @@ static void* pdb_read_ds_file(const struct PDB_DS_HEADER* pdb,
return pdb_ds_read(pdb, block_list, toc->file_size[file_nr]);
}
static void* pdb_read_file(const char* image, const struct pdb_lookup* pdb_lookup,
static void* pdb_read_file(const char* image, const struct pdb_file_info* pdb_file,
DWORD file_nr)
{
switch (pdb_lookup->kind)
switch (pdb_file->kind)
{
case PDB_JG:
return pdb_read_jg_file((const struct PDB_JG_HEADER*)image,
pdb_lookup->u.jg.toc, file_nr);
pdb_file->u.jg.toc, file_nr);
case PDB_DS:
return pdb_read_ds_file((const struct PDB_DS_HEADER*)image,
pdb_lookup->u.ds.toc, file_nr);
pdb_file->u.ds.toc, file_nr);
}
return NULL;
}
static unsigned pdb_get_file_size(const struct pdb_lookup* pdb_lookup, DWORD file_nr)
static unsigned pdb_get_file_size(const struct pdb_file_info* pdb_file, DWORD file_nr)
{
switch (pdb_lookup->kind)
switch (pdb_file->kind)
{
case PDB_JG: return pdb_lookup->u.jg.toc->file[file_nr].size;
case PDB_DS: return pdb_lookup->u.ds.toc->file_size[file_nr];
case PDB_JG: return pdb_file->u.jg.toc->file[file_nr].size;
case PDB_DS: return pdb_file->u.ds.toc->file_size[file_nr];
}
return 0;
}
@ -2133,15 +2152,17 @@ static void pdb_free(void* buffer)
HeapFree(GetProcessHeap(), 0, buffer);
}
static void pdb_free_lookup(const struct pdb_lookup* pdb_lookup)
static void pdb_free_file(struct pdb_file_info* pdb_file)
{
switch (pdb_lookup->kind)
switch (pdb_file->kind)
{
case PDB_JG:
pdb_free(pdb_lookup->u.jg.toc);
pdb_free(pdb_file->u.jg.toc);
pdb_file->u.jg.toc = NULL;
break;
case PDB_DS:
pdb_free(pdb_lookup->u.ds.toc);
pdb_free(pdb_file->u.ds.toc);
pdb_file->u.ds.toc = NULL;
break;
}
}
@ -2232,11 +2253,11 @@ static HANDLE open_pdb_file(const struct process* pcs,
switch (lookup->kind)
{
case PDB_JG:
ret = path_find_symbol_file(pcs, lookup->filename, NULL, lookup->u.jg.timestamp,
ret = path_find_symbol_file(pcs, lookup->filename, NULL, lookup->timestamp,
lookup->age, dbg_file_path, &module->module.PdbUnmatched);
break;
case PDB_DS:
ret = path_find_symbol_file(pcs, lookup->filename, &lookup->u.ds.guid, 0,
ret = path_find_symbol_file(pcs, lookup->filename, &lookup->guid, 0,
lookup->age, dbg_file_path, &module->module.PdbUnmatched);
break;
}
@ -2252,11 +2273,12 @@ static HANDLE open_pdb_file(const struct process* pcs,
}
static void pdb_process_types(const struct msc_debug_info* msc_dbg,
const char* image, const struct pdb_lookup* pdb_lookup)
const char* image,
const struct pdb_file_info* pdb_file)
{
BYTE* types_image = NULL;
types_image = pdb_read_file(image, pdb_lookup, 2);
types_image = pdb_read_file(image, pdb_file, 2);
if (types_image)
{
PDB_TYPES types;
@ -2309,25 +2331,27 @@ static const char PDB_DS_IDENT[] = "Microsoft C/C++ MSF 7.00\r\n\032DS\0";
* pdb_init
*
* Tries to load a pdb file
* if do_fill is TRUE, then it just fills pdb_lookup with the information of the
* file
* if do_fill is FALSE, then it just checks that the kind of PDB (stored in
* pdb_lookup) matches what's really in the file
* 'matched' is filled with the number of correct matches for this file:
* - age counts for one
* - timestamp or guid depending on kind counts for one
* a wrong kind of file returns FALSE (FIXME ?)
*/
static BOOL pdb_init(struct pdb_lookup* pdb_lookup, const char* image, BOOL do_fill)
static BOOL pdb_init(const struct pdb_lookup* pdb_lookup, struct pdb_file_info* pdb_file,
const char* image, unsigned* matched)
{
BOOL ret = TRUE;
/* check the file header, and if ok, load the TOC */
TRACE("PDB(%s): %.40s\n", pdb_lookup->filename, debugstr_an(image, 40));
*matched = 0;
if (!memcmp(image, PDB_JG_IDENT, sizeof(PDB_JG_IDENT)))
{
const struct PDB_JG_HEADER* pdb = (const struct PDB_JG_HEADER*)image;
struct PDB_JG_ROOT* root;
pdb_lookup->u.jg.toc = pdb_jg_read(pdb, pdb->toc_block, pdb->toc.size);
root = pdb_read_jg_file(pdb, pdb_lookup->u.jg.toc, 1);
pdb_file->u.jg.toc = pdb_jg_read(pdb, pdb->toc_block, pdb->toc.size);
root = pdb_read_jg_file(pdb, pdb_file->u.jg.toc, 1);
if (!root)
{
ERR("-Unable to get root from .PDB in %s\n", pdb_lookup->filename);
@ -2343,19 +2367,22 @@ static BOOL pdb_init(struct pdb_lookup* pdb_lookup, const char* image, BOOL do_f
default:
ERR("-Unknown root block version %d\n", root->Version);
}
if (do_fill)
if (pdb_lookup->kind != PDB_JG)
{
pdb_lookup->kind = PDB_JG;
pdb_lookup->u.jg.timestamp = root->TimeDateStamp;
pdb_lookup->age = root->Age;
WARN("Found %s, but wrong PDB kind\n", pdb_lookup->filename);
return FALSE;
}
else if (pdb_lookup->kind != PDB_JG ||
pdb_lookup->u.jg.timestamp != root->TimeDateStamp ||
pdb_lookup->age != root->Age)
ret = FALSE;
TRACE("found JG/%c for %s: age=%x timestamp=%x\n",
do_fill ? 'f' : '-', pdb_lookup->filename, root->Age,
root->TimeDateStamp);
pdb_file->kind = PDB_JG;
pdb_file->u.jg.timestamp = root->TimeDateStamp;
pdb_file->age = root->Age;
if (root->TimeDateStamp == pdb_lookup->timestamp) (*matched)++;
else WARN("Found %s, but wrong signature: %08x %08x\n",
pdb_lookup->filename, root->TimeDateStamp, pdb_lookup->timestamp);
if (root->Age == pdb_lookup->age) (*matched)++;
else WARN("Found %s, but wrong age: %08x %08x\n",
pdb_lookup->filename, root->Age, pdb_lookup->age);
TRACE("found JG for %s: age=%x timestamp=%x\n",
pdb_lookup->filename, root->Age, root->TimeDateStamp);
pdb_free(root);
}
else if (!memcmp(image, PDB_DS_IDENT, sizeof(PDB_DS_IDENT)))
@ -2363,11 +2390,11 @@ static BOOL pdb_init(struct pdb_lookup* pdb_lookup, const char* image, BOOL do_f
const struct PDB_DS_HEADER* pdb = (const struct PDB_DS_HEADER*)image;
struct PDB_DS_ROOT* root;
pdb_lookup->u.ds.toc =
pdb_file->u.ds.toc =
pdb_ds_read(pdb,
(const DWORD*)((const char*)pdb + pdb->toc_page * pdb->block_size),
pdb->toc_size);
root = pdb_read_ds_file(pdb, pdb_lookup->u.ds.toc, 1);
root = pdb_read_ds_file(pdb, pdb_file->u.ds.toc, 1);
if (!root)
{
ERR("-Unable to get root from .PDB in %s\n", pdb_lookup->filename);
@ -2380,19 +2407,18 @@ static BOOL pdb_init(struct pdb_lookup* pdb_lookup, const char* image, BOOL do_f
default:
ERR("-Unknown root block version %d\n", root->Version);
}
if (do_fill)
{
pdb_lookup->kind = PDB_DS;
pdb_lookup->u.ds.guid = root->guid;
pdb_lookup->age = root->Age;
}
else if (pdb_lookup->kind != PDB_DS ||
memcmp(&pdb_lookup->u.ds.guid, &root->guid, sizeof(GUID)) ||
pdb_lookup->age != root->Age)
ret = FALSE;
TRACE("found DS/%c for %s: age=%x guid=%s\n",
do_fill ? 'f' : '-', pdb_lookup->filename, root->Age,
debugstr_guid(&root->guid));
pdb_file->kind = PDB_DS;
pdb_file->u.ds.guid = root->guid;
pdb_file->age = root->Age;
if (!memcmp(&root->guid, &pdb_lookup->guid, sizeof(GUID))) (*matched)++;
else WARN("Found %s, but wrong GUID: %s %s\n",
pdb_lookup->filename, debugstr_guid(&root->guid),
debugstr_guid(&pdb_lookup->guid));
if (root->Age == pdb_lookup->age) (*matched)++;
else WARN("Found %s, but wrong age: %08x %08x\n",
pdb_lookup->filename, root->Age, pdb_lookup->age);
TRACE("found DS for %s: age=%x guid=%s\n",
pdb_lookup->filename, root->Age, debugstr_guid(&root->guid));
pdb_free(root);
}
@ -2400,18 +2426,18 @@ static BOOL pdb_init(struct pdb_lookup* pdb_lookup, const char* image, BOOL do_f
{
int i, num_files;
switch (pdb_lookup->kind)
switch (pdb_file->kind)
{
case PDB_JG: num_files = pdb_lookup->u.jg.toc->num_files; break;
case PDB_DS: num_files = pdb_lookup->u.ds.toc->num_files; break;
case PDB_JG: num_files = pdb_file->u.jg.toc->num_files; break;
case PDB_DS: num_files = pdb_file->u.ds.toc->num_files; break;
}
for (i = 1; i < num_files; i++)
{
unsigned char* x = pdb_read_file(image, pdb_lookup, i);
unsigned char* x = pdb_read_file(image, pdb_file, i);
FIXME("********************** [%u]: size=%08x\n",
i, pdb_get_file_size(pdb_lookup, i));
dump(x, pdb_get_file_size(pdb_lookup, i));
i, pdb_get_file_size(pdb_file, i));
dump(x, pdb_get_file_size(pdb_file, i));
pdb_free(x);
}
}
@ -2420,7 +2446,8 @@ static BOOL pdb_init(struct pdb_lookup* pdb_lookup, const char* image, BOOL do_f
static BOOL pdb_process_internal(const struct process* pcs,
const struct msc_debug_info* msc_dbg,
struct pdb_lookup* pdb_lookup,
const struct pdb_lookup* pdb_lookup,
struct pdb_file_info* pdb_file,
unsigned module_index);
static void pdb_process_symbol_imports(const struct process* pcs,
@ -2456,17 +2483,18 @@ static void pdb_process_symbol_imports(const struct process* pcs,
else
{
struct pdb_lookup imp_pdb_lookup;
struct pdb_file_info pdb_file;
/* FIXME: this is an import of a JG PDB file
* how's a DS PDB handled ?
*/
imp_pdb_lookup.filename = imp->filename;
imp_pdb_lookup.kind = PDB_JG;
imp_pdb_lookup.u.jg.timestamp = imp->TimeDateStamp;
imp_pdb_lookup.timestamp = imp->TimeDateStamp;
imp_pdb_lookup.age = imp->Age;
TRACE("got for %s: age=%u ts=%x\n",
imp->filename, imp->Age, imp->TimeDateStamp);
pdb_process_internal(pcs, msc_dbg, &imp_pdb_lookup, i);
pdb_process_internal(pcs, msc_dbg, &imp_pdb_lookup, &pdb_file, i);
}
i++;
imp = (const PDB_SYMBOL_IMPORT*)((const char*)first + ((ptr - (const char*)first + strlen(ptr) + 1 + 3) & ~3));
@ -2475,12 +2503,12 @@ static void pdb_process_symbol_imports(const struct process* pcs,
cv_current_module = &cv_zmodules[(module_index == -1) ? 0 : module_index];
if (cv_current_module->allowed) FIXME("Already allowed ??\n");
cv_current_module->allowed = TRUE;
pdb_process_types(msc_dbg, image, pdb_lookup);
}
static BOOL pdb_process_internal(const struct process* pcs,
const struct msc_debug_info* msc_dbg,
struct pdb_lookup* pdb_lookup,
const struct pdb_lookup* pdb_lookup,
struct pdb_file_info* pdb_file,
unsigned module_index)
{
BOOL ret = FALSE;
@ -2489,6 +2517,7 @@ static BOOL pdb_process_internal(const struct process* pcs,
BYTE* symbols_image = NULL;
char* files_image = NULL;
DWORD files_size = 0;
unsigned matched;
TRACE("Processing PDB file %s\n", pdb_lookup->filename);
@ -2500,9 +2529,12 @@ static BOOL pdb_process_internal(const struct process* pcs,
WARN("Unable to open .PDB file: %s\n", pdb_lookup->filename);
goto leave;
}
pdb_init(pdb_lookup, image, FALSE);
if (!pdb_init(pdb_lookup, pdb_file, image, &matched) || matched != 2)
{
goto leave;
}
symbols_image = pdb_read_file(image, pdb_lookup, 3);
symbols_image = pdb_read_file(image, pdb_file, 3);
if (symbols_image)
{
PDB_SYMBOLS symbols;
@ -2524,7 +2556,7 @@ static BOOL pdb_process_internal(const struct process* pcs,
symbols.version, symbols.version);
}
files_image = pdb_read_file(image, pdb_lookup, 12); /* FIXME: really fixed ??? */
files_image = pdb_read_file(image, pdb_file, 12); /* FIXME: really fixed ??? */
if (files_image)
{
if (*(const DWORD*)files_image == 0xeffeeffe)
@ -2540,13 +2572,14 @@ static BOOL pdb_process_internal(const struct process* pcs,
}
pdb_process_symbol_imports(pcs, msc_dbg, &symbols, symbols_image, image, pdb_lookup, module_index);
pdb_process_types(msc_dbg, image, pdb_file);
/* Read global symbol table */
globalimage = pdb_read_file(image, pdb_lookup, symbols.gsym_file);
globalimage = pdb_read_file(image, pdb_file, symbols.gsym_file);
if (globalimage)
{
codeview_snarf(msc_dbg, globalimage, 0,
pdb_get_file_size(pdb_lookup, symbols.gsym_file), FALSE);
pdb_get_file_size(pdb_file, symbols.gsym_file), FALSE);
}
/* Read per-module symbols' tables */
@ -2560,7 +2593,7 @@ static BOOL pdb_process_internal(const struct process* pcs,
HeapValidate(GetProcessHeap(), 0, NULL);
pdb_convert_symbol_file(&symbols, &sfile, &size, file);
modimage = pdb_read_file(image, pdb_lookup, sfile.file);
modimage = pdb_read_file(image, pdb_file, sfile.file);
if (modimage)
{
if (sfile.symbol_size)
@ -2574,7 +2607,7 @@ static BOOL pdb_process_internal(const struct process* pcs,
pdb_lookup->kind == PDB_JG);
if (files_image)
codeview_snarf_linetab2(msc_dbg, modimage + sfile.symbol_size + sfile.lineno_size,
pdb_get_file_size(pdb_lookup, sfile.file) - sfile.symbol_size - sfile.lineno_size,
pdb_get_file_size(pdb_file, sfile.file) - sfile.symbol_size - sfile.lineno_size,
files_image + 12, files_size);
pdb_free(modimage);
@ -2587,7 +2620,7 @@ static BOOL pdb_process_internal(const struct process* pcs,
if (globalimage)
{
codeview_snarf_public(msc_dbg, globalimage, 0,
pdb_get_file_size(pdb_lookup, symbols.gsym_file));
pdb_get_file_size(pdb_file, symbols.gsym_file));
pdb_free(globalimage);
}
@ -2601,7 +2634,7 @@ static BOOL pdb_process_internal(const struct process* pcs,
/* Cleanup */
pdb_free(symbols_image);
pdb_free(files_image);
pdb_free_lookup(pdb_lookup);
pdb_free_file(pdb_file);
if (image) UnmapViewOfFile(image);
if (hMap) CloseHandle(hMap);
@ -2615,19 +2648,20 @@ static BOOL pdb_process_file(const struct process* pcs,
struct pdb_lookup* pdb_lookup)
{
BOOL ret;
struct pdb_file_info pdb_file;
memset(cv_zmodules, 0, sizeof(cv_zmodules));
codeview_init_basic_types(msc_dbg->module);
ret = pdb_process_internal(pcs, msc_dbg, pdb_lookup, -1);
ret = pdb_process_internal(pcs, msc_dbg, pdb_lookup, &pdb_file, -1);
codeview_clear_type_table();
if (ret)
{
msc_dbg->module->module.SymType = SymCv;
if (pdb_lookup->kind == PDB_JG)
msc_dbg->module->module.PdbSig = pdb_lookup->u.jg.timestamp;
msc_dbg->module->module.PdbSig = pdb_file.u.jg.timestamp;
else
msc_dbg->module->module.PdbSig70 = pdb_lookup->u.ds.guid;
msc_dbg->module->module.PdbAge = pdb_lookup->age;
msc_dbg->module->module.PdbSig70 = pdb_file.u.ds.guid;
msc_dbg->module->module.PdbAge = pdb_file.age;
MultiByteToWideChar(CP_ACP, 0, pdb_lookup->filename, -1,
msc_dbg->module->module.LoadedPdbName,
sizeof(msc_dbg->module->module.LoadedPdbName) / sizeof(WCHAR));
@ -2641,11 +2675,12 @@ static BOOL pdb_process_file(const struct process* pcs,
return ret;
}
BOOL pdb_fetch_file_info(struct pdb_lookup* pdb_lookup)
BOOL pdb_fetch_file_info(const struct pdb_lookup* pdb_lookup, unsigned* matched)
{
HANDLE hFile, hMap = NULL;
char* image = NULL;
BOOL ret = TRUE;
struct pdb_file_info pdb_file;
if ((hFile = CreateFileA(pdb_lookup->filename, GENERIC_READ, FILE_SHARE_READ, NULL,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL)) == INVALID_HANDLE_VALUE ||
@ -2657,8 +2692,8 @@ BOOL pdb_fetch_file_info(struct pdb_lookup* pdb_lookup)
}
else
{
pdb_init(pdb_lookup, image, TRUE);
pdb_free_lookup(pdb_lookup);
ret = pdb_init(pdb_lookup, &pdb_file, image, matched);
pdb_free_file(&pdb_file);
}
if (image) UnmapViewOfFile(image);
@ -2772,8 +2807,7 @@ static BOOL codeview_process_info(const struct process* pcs,
const CODEVIEW_PDB_DATA* pdb = (const CODEVIEW_PDB_DATA*)msc_dbg->root;
pdb_lookup.filename = pdb->name;
pdb_lookup.kind = PDB_JG;
pdb_lookup.u.jg.timestamp = pdb->timestamp;
pdb_lookup.u.jg.toc = NULL;
pdb_lookup.timestamp = pdb->timestamp;
pdb_lookup.age = pdb->age;
ret = pdb_process_file(pcs, msc_dbg, &pdb_lookup);
break;
@ -2786,8 +2820,7 @@ static BOOL codeview_process_info(const struct process* pcs,
wine_dbgstr_guid(&rsds->guid), rsds->age, rsds->name);
pdb_lookup.filename = rsds->name;
pdb_lookup.kind = PDB_DS;
pdb_lookup.u.ds.guid = rsds->guid;
pdb_lookup.u.ds.toc = NULL;
pdb_lookup.guid = rsds->guid;
pdb_lookup.age = rsds->age;
ret = pdb_process_file(pcs, msc_dbg, &pdb_lookup);
break;

37
dlls/dbghelp/path.c
View File

@ -545,40 +545,21 @@ static BOOL CALLBACK module_find_cb(PCWSTR buffer, PVOID user)
WideCharToMultiByte(CP_ACP, 0, buffer, -1, fn, MAX_PATH, NULL, NULL);
pdb_lookup.filename = fn;
if (!pdb_fetch_file_info(&pdb_lookup)) return FALSE;
matched++;
switch (pdb_lookup.kind)
{
case PDB_JG:
if (mf->guid)
{
WARN("Found %s, but wrong PDB version\n", debugstr_w(buffer));
pdb_lookup.kind = PDB_DS;
pdb_lookup.timestamp = 0;
pdb_lookup.guid = *mf->guid;
}
else if (pdb_lookup.u.jg.timestamp == mf->dw1)
matched++;
else
WARN("Found %s, but wrong signature: %08x %08x\n",
debugstr_w(buffer), pdb_lookup.u.jg.timestamp, mf->dw1);
break;
case PDB_DS:
if (!mf->guid)
{
WARN("Found %s, but wrong PDB version\n", debugstr_w(buffer));
}
else if (!memcmp(&pdb_lookup.u.ds.guid, mf->guid, sizeof(GUID)))
matched++;
else
WARN("Found %s, but wrong GUID: %s %s\n",
debugstr_w(buffer), debugstr_guid(&pdb_lookup.u.ds.guid),
debugstr_guid(mf->guid));
break;
}
if (pdb_lookup.age != mf->dw2)
{
matched--;
WARN("Found %s, but wrong age: %08x %08x\n",
debugstr_w(buffer), pdb_lookup.age, mf->dw2);
pdb_lookup.kind = PDB_JG;
pdb_lookup.timestamp = mf->dw1;
/* pdb_loopkup.guid = */
}
pdb_lookup.age = mf->dw2;
if (!pdb_fetch_file_info(&pdb_lookup, &matched)) return FALSE;
}
break;
case DMT_DBG: