Eric Pouech : dbghelp: Use new file/ debug format framework to allow keeping pdb files opened.
Module: wine Branch: master Commit: 0693572e4c6961a58eb5fc404636e573dcc23892 URL: http://source.winehq.org/git/wine.git/?a=commit;h=0693572e4c6961a58eb5fc4046... Author: Eric Pouech <eric.pouech(a)orange.fr> Date: Sat Jan 8 14:04:08 2011 +0100 dbghelp: Use new file/debug format framework to allow keeping pdb files opened. --- dlls/dbghelp/dbghelp_private.h | 2 + dlls/dbghelp/msc.c | 73 +++++++++++++++++++++++++++++++--------- 2 files changed, 59 insertions(+), 16 deletions(-) diff --git a/dlls/dbghelp/dbghelp_private.h b/dlls/dbghelp/dbghelp_private.h index e2d91de..88247ec 100644 --- a/dlls/dbghelp/dbghelp_private.h +++ b/dlls/dbghelp/dbghelp_private.h @@ -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; }; diff --git a/dlls/dbghelp/msc.c b/dlls/dbghelp/msc.c index 1e19802..74db2e9 100644 --- a/dlls/dbghelp/msc.c +++ b/dlls/dbghelp/msc.c @@ -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; + } + if (module_index == -1) + { + module_index = 0; + pdb_module_info->used_subfiles = 1; } - cv_current_module = &cv_zmodules[(module_index == -1) ? 0 : module_index]; + 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));
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Alexandre Julliard