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dbghelp: Use new file/debug format framework to allow keeping pdb files opened.

oldstable
Eric Pouech 2011-01-08 14:04:08 +01:00 committed by Alexandre Julliard
parent 1acbb1c0ed
commit 0693572e4c
2 changed files with 59 additions and 16 deletions
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2
dlls/dbghelp/dbghelp_private.h
View File

@ -326,6 +326,7 @@ enum format_info
DFI_PE,
DFI_MACHO,
DFI_DWARF,
DFI_PDB,
DFI_LAST
};
@ -343,6 +344,7 @@ struct module_format
struct dwarf2_module_info_s* dwarf2_info;
struct pe_module_info* pe_info;
struct macho_module_info* macho_info;
struct pdb_module_info* pdb_info;
} u;
};

73
dlls/dbghelp/msc.c
View File

@ -81,6 +81,14 @@ struct pdb_file_info
} u;
};
/* FIXME: don't make it static */
#define CV_MAX_MODULES 32
struct pdb_module_info
{
unsigned used_subfiles;
struct pdb_file_info pdb_files[CV_MAX_MODULES];
};
/*========================================================================
* Debug file access helper routines
*/
@ -2167,6 +2175,15 @@ static void pdb_free_file(struct pdb_file_info* pdb_file)
}
}
static void pdb_module_remove(struct process* pcsn, struct module_format* modfmt)
{
unsigned i;
for (i = 0; i < modfmt->u.pdb_info->used_subfiles; i++)
pdb_free_file(&modfmt->u.pdb_info->pdb_files[i]);
HeapFree(GetProcessHeap(), 0, modfmt);
}
static void pdb_convert_types_header(PDB_TYPES* types, const BYTE* image)
{
memset(types, 0, sizeof(PDB_TYPES));
@ -2447,7 +2464,7 @@ static BOOL pdb_init(const struct pdb_lookup* pdb_lookup, struct pdb_file_info*
static BOOL pdb_process_internal(const struct process* pcs,
const struct msc_debug_info* msc_dbg,
const struct pdb_lookup* pdb_lookup,
struct pdb_file_info* pdb_file,
struct pdb_module_info* pdb_module_info,
unsigned module_index);
static void pdb_process_symbol_imports(const struct process* pcs,
@ -2456,6 +2473,7 @@ static void pdb_process_symbol_imports(const struct process* pcs,
const void* symbols_image,
const char* image,
const struct pdb_lookup* pdb_lookup,
struct pdb_module_info* pdb_module_info,
unsigned module_index)
{
if (module_index == -1 && symbols && symbols->pdbimport_size)
@ -2465,6 +2483,7 @@ static void pdb_process_symbol_imports(const struct process* pcs,
const void* last;
const char* ptr;
int i = 0;
struct pdb_file_info sf0 = pdb_module_info->pdb_files[0];
imp = (const PDB_SYMBOL_IMPORT*)((const char*)symbols_image + sizeof(PDB_SYMBOLS) +
symbols->module_size + symbols->offset_size +
@ -2479,11 +2498,11 @@ static void pdb_process_symbol_imports(const struct process* pcs,
{
if (module_index != -1) FIXME("Twice the entry\n");
else module_index = i;
pdb_module_info->pdb_files[i] = sf0;
}
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 ?
@ -2494,13 +2513,19 @@ static void pdb_process_symbol_imports(const struct process* pcs,
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, &pdb_file, i);
pdb_process_internal(pcs, msc_dbg, &imp_pdb_lookup, pdb_module_info, i);
}
i++;
imp = (const PDB_SYMBOL_IMPORT*)((const char*)first + ((ptr - (const char*)first + strlen(ptr) + 1 + 3) & ~3));
}
pdb_module_info->used_subfiles = i;
}
cv_current_module = &cv_zmodules[(module_index == -1) ? 0 : module_index];
if (module_index == -1)
{
module_index = 0;
pdb_module_info->used_subfiles = 1;
}
cv_current_module = &cv_zmodules[module_index];
if (cv_current_module->allowed) FIXME("Already allowed ??\n");
cv_current_module->allowed = TRUE;
}
@ -2508,7 +2533,7 @@ static void pdb_process_symbol_imports(const struct process* pcs,
static BOOL pdb_process_internal(const struct process* pcs,
const struct msc_debug_info* msc_dbg,
const struct pdb_lookup* pdb_lookup,
struct pdb_file_info* pdb_file,
struct pdb_module_info* pdb_module_info,
unsigned module_index)
{
BOOL ret = FALSE;
@ -2518,9 +2543,11 @@ static BOOL pdb_process_internal(const struct process* pcs,
char* files_image = NULL;
DWORD files_size = 0;
unsigned matched;
struct pdb_file_info* pdb_file;
TRACE("Processing PDB file %s\n", pdb_lookup->filename);
pdb_file = &pdb_module_info->pdb_files[module_index == -1 ? 0 : module_index];
/* Open and map() .PDB file */
if ((hFile = open_pdb_file(pcs, pdb_lookup, msc_dbg->module)) == NULL ||
((hMap = CreateFileMappingW(hFile, NULL, PAGE_READONLY, 0, 0, NULL)) == NULL) ||
@ -2571,7 +2598,8 @@ 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_symbol_imports(pcs, msc_dbg, &symbols, symbols_image, image,
pdb_lookup, pdb_module_info, module_index);
pdb_process_types(msc_dbg, image, pdb_file);
/* Read global symbol table */
@ -2604,7 +2632,7 @@ static BOOL pdb_process_internal(const struct process* pcs,
codeview_snarf_linetab(msc_dbg,
modimage + sfile.symbol_size,
sfile.lineno_size,
pdb_lookup->kind == PDB_JG);
pdb_file->kind == PDB_JG);
if (files_image)
codeview_snarf_linetab2(msc_dbg, modimage + sfile.symbol_size + sfile.lineno_size,
pdb_get_file_size(pdb_file, sfile.file) - sfile.symbol_size - sfile.lineno_size,
@ -2621,13 +2649,12 @@ static BOOL pdb_process_internal(const struct process* pcs,
{
codeview_snarf_public(msc_dbg, globalimage, 0,
pdb_get_file_size(pdb_file, symbols.gsym_file));
pdb_free(globalimage);
}
}
else
pdb_process_symbol_imports(pcs, msc_dbg, NULL, NULL, image, pdb_lookup,
module_index);
pdb_process_symbol_imports(pcs, msc_dbg, NULL, NULL, image,
pdb_lookup, pdb_module_info, module_index);
ret = TRUE;
leave:
@ -2648,20 +2675,34 @@ static BOOL pdb_process_file(const struct process* pcs,
struct pdb_lookup* pdb_lookup)
{
BOOL ret;
struct pdb_file_info pdb_file;
struct module_format* modfmt;
struct pdb_module_info* pdb_module_info;
modfmt = HeapAlloc(GetProcessHeap(), 0,
sizeof(struct module_format) + sizeof(struct pdb_module_info));
if (!modfmt) return FALSE;
pdb_module_info = (void*)(modfmt + 1);
msc_dbg->module->format_info[DFI_PDB] = modfmt;
modfmt->module = msc_dbg->module;
modfmt->remove = pdb_module_remove;
modfmt->loc_compute = NULL;
modfmt->u.pdb_info = pdb_module_info;
memset(cv_zmodules, 0, sizeof(cv_zmodules));
codeview_init_basic_types(msc_dbg->module);
ret = pdb_process_internal(pcs, msc_dbg, pdb_lookup, &pdb_file, -1);
ret = pdb_process_internal(pcs, msc_dbg, pdb_lookup,
msc_dbg->module->format_info[DFI_PDB]->u.pdb_info, -1);
codeview_clear_type_table();
if (ret)
{
struct pdb_module_info* pdb_info = msc_dbg->module->format_info[DFI_PDB]->u.pdb_info;
msc_dbg->module->module.SymType = SymCv;
if (pdb_lookup->kind == PDB_JG)
msc_dbg->module->module.PdbSig = pdb_file.u.jg.timestamp;
if (pdb_info->pdb_files[0].kind == PDB_JG)
msc_dbg->module->module.PdbSig = pdb_info->pdb_files[0].u.jg.timestamp;
else
msc_dbg->module->module.PdbSig70 = pdb_file.u.ds.guid;
msc_dbg->module->module.PdbAge = pdb_file.age;
msc_dbg->module->module.PdbSig70 = pdb_info->pdb_files[0].u.ds.guid;
msc_dbg->module->module.PdbAge = pdb_info->pdb_files[0].age;
MultiByteToWideChar(CP_ACP, 0, pdb_lookup->filename, -1,
msc_dbg->module->module.LoadedPdbName,
sizeof(msc_dbg->module->module.LoadedPdbName) / sizeof(WCHAR));