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dbghelp: Implemented SymFunctionTableAccess.

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Eric Pouech 2010-03-20 09:47:24 +01:00 committed by Alexandre Julliard
parent 2ed8b9f6b6
commit bf97b03db5
6 changed files with 58 additions and 18 deletions
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1
dlls/dbghelp/cpu_i386.c
View file

@ -409,4 +409,5 @@ struct cpu cpu_i386 = {
4,
i386_get_addr,
i386_stack_walk,
NULL,
};

1
dlls/dbghelp/cpu_ppc.c
View file

@ -59,4 +59,5 @@ struct cpu cpu_ppc = {
4,
ppc_get_addr,
ppc_stack_walk,
NULL,
};

30
dlls/dbghelp/cpu_x86_64.c
View file

@ -124,9 +124,39 @@ done_err:
return FALSE;
}
static void* x86_64_find_runtime_function(struct module* module, DWORD64 addr)
{
#ifdef __x86_64__
RUNTIME_FUNCTION* rtf;
ULONG size;
int min, max;
rtf = (RUNTIME_FUNCTION*)pe_map_directory(module, IMAGE_DIRECTORY_ENTRY_EXCEPTION, &size);
if (rtf) for (min = 0, max = size / sizeof(*rtf); min <= max; )
{
int pos = (min + max) / 2;
if (addr < module->module.BaseOfImage + rtf[pos].BeginAddress) max = pos - 1;
else if (addr >= module->module.BaseOfImage + rtf[pos].EndAddress) min = pos + 1;
else
{
rtf += pos;
while (rtf->UnwindData & 1) /* follow chained entry */
{
FIXME("RunTime_Function outside IMAGE_DIRECTORY_ENTRY_EXCEPTION unimplemented yet!\n");
/* we need to read into the other process */
/* rtf = (RUNTIME_FUNCTION*)(module->module.BaseOfImage + (rtf->UnwindData & ~1)); */
}
return rtf;
}
}
#endif
return NULL;
}
struct cpu cpu_x86_64 = {
IMAGE_FILE_MACHINE_AMD64,
8,
x86_64_get_addr,
x86_64_stack_walk,
x86_64_find_runtime_function,
};

3
dlls/dbghelp/dbghelp_private.h
View file

@ -475,6 +475,9 @@ struct cpu
/* stack manipulation */
BOOL (*stack_walk)(struct cpu_stack_walk* csw, LPSTACKFRAME64 frame);
/* module manipulation */
void* (*find_runtime_function)(struct module*, DWORD64 addr);
};
extern struct cpu* dbghelp_current_cpu;

23
dlls/dbghelp/module.c
View file

@ -1087,3 +1087,26 @@ BOOL WINAPI SymRefreshModuleList(HANDLE hProcess)
return refresh_module_list(pcs);
}
/***********************************************************************
* SymFunctionTableAccess (DBGHELP.@)
*/
PVOID WINAPI SymFunctionTableAccess(HANDLE hProcess, DWORD AddrBase)
{
return SymFunctionTableAccess64(hProcess, AddrBase);
}
/***********************************************************************
* SymFunctionTableAccess64 (DBGHELP.@)
*/
PVOID WINAPI SymFunctionTableAccess64(HANDLE hProcess, DWORD64 AddrBase)
{
struct process* pcs = process_find_by_handle(hProcess);
struct module* module;
if (!pcs || !dbghelp_current_cpu->find_runtime_function) return NULL;
module = module_find_by_addr(pcs, AddrBase, DMT_UNKNOWN);
if (!module) return NULL;
return dbghelp_current_cpu->find_runtime_function(module, AddrBase);
}

18
dlls/dbghelp/symbol.c
View file

@ -1793,24 +1793,6 @@ BOOL WINAPI SymGetLineNext(HANDLE hProcess, PIMAGEHLP_LINE Line)
return TRUE;
}
/***********************************************************************
* SymFunctionTableAccess (DBGHELP.@)
*/
PVOID WINAPI SymFunctionTableAccess(HANDLE hProcess, DWORD AddrBase)
{
WARN("(%p, 0x%08x): stub\n", hProcess, AddrBase);
return NULL;
}
/***********************************************************************
* SymFunctionTableAccess64 (DBGHELP.@)
*/
PVOID WINAPI SymFunctionTableAccess64(HANDLE hProcess, DWORD64 AddrBase)
{
WARN("(%p, %s): stub\n", hProcess, wine_dbgstr_longlong(AddrBase));
return NULL;
}
/***********************************************************************
* SymUnDName (DBGHELP.@)
*/