kernel32: Rewrote toolhelp implementation only on top of ntdll functions.
This commit is contained in:
Eric Pouech
Alexandre Julliard
parent
3e0e71870e
commit
4f3682f428
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@ -2,6 +2,7 @@
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* Misc Toolhelp functions
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*
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* Copyright 1996 Marcus Meissner
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* Copyright 2005 Eric Pouech
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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@ -28,23 +29,273 @@
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#endif
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#include <ctype.h>
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#include <assert.h>
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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#include "windef.h"
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#include "winbase.h"
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#include "winerror.h"
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#include "tlhelp32.h"
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#include "wine/server.h"
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#include "wine/unicode.h"
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#include "winnls.h"
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#include "winternl.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(toolhelp);
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struct snapshot
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{
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int process_count;
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int process_pos;
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int process_offset;
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int thread_count;
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int thread_pos;
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int thread_offset;
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int module_count;
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int module_pos;
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int module_offset;
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char data[1];
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};
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static WCHAR *fetch_string( HANDLE hProcess, UNICODE_STRING* us)
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{
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WCHAR* local;
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local = HeapAlloc( GetProcessHeap(), 0, us->Length );
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if (local)
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{
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if (!ReadProcessMemory( hProcess, us->Buffer, local, us->Length, NULL))
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{
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HeapFree( GetProcessHeap(), 0, local );
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local = NULL;
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}
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}
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us->Buffer = local;
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return local;
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}
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static BOOL fetch_module( DWORD process, DWORD flags, LDR_MODULE** ldr_mod, ULONG* num )
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{
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HANDLE hProcess;
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PROCESS_BASIC_INFORMATION pbi;
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PPEB_LDR_DATA pLdrData;
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NTSTATUS status;
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PLIST_ENTRY head, curr;
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BOOL ret = FALSE;
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*num = 0;
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if (!(flags & TH32CS_SNAPMODULE)) return TRUE;
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if (process)
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{
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hProcess = OpenProcess( PROCESS_VM_READ | PROCESS_QUERY_INFORMATION, FALSE, process );
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if (!hProcess) return FALSE;
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}
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else
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hProcess = GetCurrentProcess();
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status = NtQueryInformationProcess( hProcess, ProcessBasicInformation,
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&pbi, sizeof(pbi), NULL );
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if (!status)
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{
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if (ReadProcessMemory( hProcess, &((PEB*)pbi.PebBaseAddress)->LdrData,
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&pLdrData, sizeof(pLdrData), NULL ) &&
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ReadProcessMemory( hProcess,
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&pLdrData->InLoadOrderModuleList.Flink,
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&curr, sizeof(curr), NULL ))
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{
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head = &pLdrData->InLoadOrderModuleList;
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while (curr != head)
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{
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if (!*num)
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*ldr_mod = HeapAlloc( GetProcessHeap(), 0, sizeof(LDR_MODULE) );
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else
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*ldr_mod = HeapReAlloc( GetProcessHeap(), 0, *ldr_mod,
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(*num + 1) * sizeof(LDR_MODULE) );
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if (!*ldr_mod) break;
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if (!ReadProcessMemory( hProcess,
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CONTAINING_RECORD(curr, LDR_MODULE,
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InLoadOrderModuleList),
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&(*ldr_mod)[*num],
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sizeof(LDR_MODULE), NULL))
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break;
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curr = (*ldr_mod)[*num].InLoadOrderModuleList.Flink;
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/* if we cannot fetch the strings, then just ignore this LDR_MODULE
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* and continue loading the other ones in the list
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*/
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if (!fetch_string( hProcess, &(*ldr_mod)[*num].BaseDllName )) continue;
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if (fetch_string( hProcess, &(*ldr_mod)[*num].FullDllName ))
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(*num)++;
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else
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HeapFree( GetProcessHeap(), 0, (*ldr_mod)[*num].BaseDllName.Buffer );
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}
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ret = TRUE;
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}
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}
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else SetLastError( RtlNtStatusToDosError( status ) );
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if (process) CloseHandle( hProcess );
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return ret;
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}
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static void fill_module( struct snapshot* snap, ULONG* offset, ULONG process,
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LDR_MODULE* ldr_mod, ULONG num )
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{
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MODULEENTRY32W* mod;
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ULONG i;
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SIZE_T l;
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snap->module_count = num;
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snap->module_pos = 0;
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if (!num) return;
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snap->module_offset = *offset;
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mod = (MODULEENTRY32W*)&snap->data[*offset];
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for (i = 0; i < num; i++)
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{
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mod->dwSize = sizeof(MODULEENTRY32W);
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mod->th32ModuleID = 1; /* toolhelp internal id, never used */
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mod->th32ProcessID = process ? process : GetCurrentProcessId();
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mod->GlblcntUsage = 0xFFFF; /* FIXME */
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mod->ProccntUsage = 0xFFFF; /* FIXME */
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mod->modBaseAddr = (BYTE*)ldr_mod[i].BaseAddress;
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mod->modBaseSize = ldr_mod[i].SizeOfImage;
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mod->hModule = (HMODULE)ldr_mod[i].BaseAddress;
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l = min(ldr_mod[i].BaseDllName.Length, sizeof(mod->szModule) - sizeof(WCHAR));
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memcpy(mod->szModule, ldr_mod[i].BaseDllName.Buffer, l);
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mod->szModule[l / sizeof(WCHAR)] = '\0';
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l = min(ldr_mod[i].FullDllName.Length, sizeof(mod->szExePath) - sizeof(WCHAR));
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memcpy(mod->szExePath, ldr_mod[i].FullDllName.Buffer, l);
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mod->szExePath[l / sizeof(WCHAR)] = '\0';
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mod++;
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}
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*offset += num * sizeof(MODULEENTRY32W);
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}
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static BOOL fetch_process_thread( DWORD flags, SYSTEM_PROCESS_INFORMATION** pspi,
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ULONG* num_pcs, ULONG* num_thd)
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{
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NTSTATUS status;
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ULONG size, offset;
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PSYSTEM_PROCESS_INFORMATION spi;
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*num_pcs = *num_thd = 0;
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if (!(flags & (TH32CS_SNAPPROCESS | TH32CS_SNAPTHREAD))) return TRUE;
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*pspi = HeapAlloc( GetProcessHeap(), 0, size = 4096 );
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for (;;)
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{
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status = NtQuerySystemInformation( SystemProcessInformation, *pspi,
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size, NULL );
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switch (status)
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{
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case STATUS_SUCCESS:
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*num_pcs = *num_thd = offset = 0;
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spi = *pspi;
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do
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{
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spi = (SYSTEM_PROCESS_INFORMATION*)((char*)spi + offset);
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if (flags & TH32CS_SNAPPROCESS) (*num_pcs)++;
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if (flags & TH32CS_SNAPTHREAD) *num_thd += spi->dwThreadCount;
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} while ((offset = spi->dwOffset));
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return TRUE;
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case STATUS_INFO_LENGTH_MISMATCH:
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*pspi = HeapReAlloc( GetProcessHeap(), 0, *pspi, size *= 2 );
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break;
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default:
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SetLastError( RtlNtStatusToDosError( status ) );
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break;
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}
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}
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}
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static void fill_process( struct snapshot* snap, ULONG* offset,
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SYSTEM_PROCESS_INFORMATION* spi, ULONG num )
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{
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PROCESSENTRY32W* pcs_entry;
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ULONG poff = 0;
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SIZE_T l;
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snap->process_count = num;
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snap->process_pos = 0;
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if (!num) return;
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snap->process_offset = *offset;
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pcs_entry = (PROCESSENTRY32W*)&snap->data[*offset];
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do
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{
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spi = (SYSTEM_PROCESS_INFORMATION*)((char*)spi + poff);
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pcs_entry->dwSize = sizeof(PROCESSENTRY32W);
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pcs_entry->cntUsage = 0; /* MSDN says no longer used, always 0 */
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pcs_entry->th32ProcessID = spi->dwProcessID;
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pcs_entry->th32DefaultHeapID = 0; /* MSDN says no longer used, always 0 */
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pcs_entry->th32ModuleID = 0; /* MSDN says no longer used, always 0 */
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pcs_entry->cntThreads = spi->dwThreadCount;
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pcs_entry->th32ParentProcessID = spi->dwParentProcessID;
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pcs_entry->pcPriClassBase = spi->dwBasePriority;
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pcs_entry->dwFlags = 0; /* MSDN says no longer used, always 0 */
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l = min(spi->ProcessName.Length, sizeof(pcs_entry->szExeFile) - sizeof(WCHAR));
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memcpy(pcs_entry->szExeFile, spi->ProcessName.Buffer, l);
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pcs_entry->szExeFile[l / sizeof(WCHAR)] = '\0';
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pcs_entry++;
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} while ((poff = spi->dwOffset));
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*offset += num * sizeof(PROCESSENTRY32W);
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}
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static void fill_thread( struct snapshot* snap, ULONG* offset, LPVOID info, ULONG num )
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{
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THREADENTRY32* thd_entry;
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SYSTEM_PROCESS_INFORMATION* spi;
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SYSTEM_THREAD_INFORMATION* sti;
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ULONG i, poff = 0;
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snap->thread_count = num;
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snap->thread_pos = 0;
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if (!num) return;
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snap->thread_offset = *offset;
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thd_entry = (THREADENTRY32*)&snap->data[*offset];
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spi = (SYSTEM_PROCESS_INFORMATION*)info;
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do
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{
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spi = (SYSTEM_PROCESS_INFORMATION*)((char*)spi + poff);
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sti = &spi->ti[0];
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for (i = 0; i < spi->dwThreadCount; i++)
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{
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thd_entry->dwSize = sizeof(THREADENTRY32);
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thd_entry->cntUsage = 0; /* MSDN says no longer used, always 0 */
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thd_entry->th32ThreadID = (ULONG)sti->dwThreadID;
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thd_entry->th32OwnerProcessID = (ULONG)sti->dwOwningPID;
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thd_entry->tpBasePri = sti->dwBasePriority;
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thd_entry->tpDeltaPri = 0; /* MSDN says no longer used, always 0 */
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thd_entry->dwFlags = 0; /* MSDN says no longer used, always 0" */
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sti++;
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thd_entry++;
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}
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} while ((poff = spi->dwOffset));
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*offset += num * sizeof(THREADENTRY32);
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}
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/***********************************************************************
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* CreateToolhelp32Snapshot (KERNEL32.@)
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*/
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HANDLE WINAPI CreateToolhelp32Snapshot( DWORD flags, DWORD process )
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{
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HANDLE ret;
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SYSTEM_PROCESS_INFORMATION* spi = NULL;
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LDR_MODULE* mod = NULL;
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ULONG num_pcs, num_thd, num_mod;
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HANDLE hSnapShot = 0;
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TRACE("%lx,%lx\n", flags, process );
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if (!(flags & (TH32CS_SNAPPROCESS|TH32CS_SNAPTHREAD|TH32CS_SNAPMODULE)))
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@ -54,54 +305,72 @@ HANDLE WINAPI CreateToolhelp32Snapshot( DWORD flags, DWORD process )
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return INVALID_HANDLE_VALUE;
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}
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/* Now do the snapshot */
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SERVER_START_REQ( create_snapshot )
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if (fetch_module( process, flags, &mod, &num_mod ) &&
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fetch_process_thread( flags, &spi, &num_pcs, &num_thd ))
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{
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req->flags = 0;
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if (flags & TH32CS_SNAPMODULE) req->flags |= SNAP_MODULE;
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if (flags & TH32CS_SNAPPROCESS) req->flags |= SNAP_PROCESS;
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if (flags & TH32CS_SNAPTHREAD) req->flags |= SNAP_THREAD;
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req->attributes = (flags & TH32CS_INHERIT) ? OBJ_INHERIT : 0;
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req->pid = process;
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wine_server_call_err( req );
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ret = reply->handle;
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ULONG sect_size;
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struct snapshot*snap;
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SECURITY_ATTRIBUTES sa;
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/* create & fill the snapshot section */
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sect_size = sizeof(struct snapshot) - 1; /* for last data[1] */
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if (flags & TH32CS_SNAPMODULE) sect_size += num_mod * sizeof(MODULEENTRY32W);
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if (flags & TH32CS_SNAPPROCESS) sect_size += num_pcs * sizeof(PROCESSENTRY32W);
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if (flags & TH32CS_SNAPTHREAD) sect_size += num_thd * sizeof(THREADENTRY32);
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if (flags & TH32CS_SNAPHEAPLIST)FIXME("Unimplemented: heap list snapshot\n");
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sa.bInheritHandle = (flags & TH32CS_INHERIT) ? TRUE : FALSE;
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sa.lpSecurityDescriptor = NULL;
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hSnapShot = CreateFileMappingW( INVALID_HANDLE_VALUE, &sa,
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SEC_COMMIT | PAGE_READWRITE,
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0, sect_size, NULL );
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if (hSnapShot && (snap = MapViewOfFile( hSnapShot, FILE_MAP_ALL_ACCESS, 0, 0, 0 )))
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{
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DWORD offset = 0;
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fill_module( snap, &offset, process, mod, num_mod );
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fill_process( snap, &offset, spi, num_pcs );
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fill_thread( snap, &offset, spi, num_thd );
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UnmapViewOfFile( snap );
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}
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}
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SERVER_END_REQ;
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if (!ret) ret = INVALID_HANDLE_VALUE;
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return ret;
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while (num_mod--)
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{
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HeapFree( GetProcessHeap(), 0, mod[num_mod].BaseDllName.Buffer );
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HeapFree( GetProcessHeap(), 0, mod[num_mod].FullDllName.Buffer );
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}
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HeapFree( GetProcessHeap(), 0, mod );
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HeapFree( GetProcessHeap(), 0, spi );
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if (!hSnapShot) return INVALID_HANDLE_VALUE;
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return hSnapShot;
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}
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/***********************************************************************
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* TOOLHELP_Thread32Next
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*
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* Implementation of Thread32First/Next
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*/
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static BOOL TOOLHELP_Thread32Next( HANDLE handle, LPTHREADENTRY32 lpte, BOOL first )
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static BOOL next_thread( HANDLE hSnapShot, LPTHREADENTRY32 lpte, BOOL first )
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{
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BOOL ret;
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struct snapshot* snap;
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BOOL ret = FALSE;
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if (lpte->dwSize < sizeof(THREADENTRY32))
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{
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SetLastError( ERROR_INSUFFICIENT_BUFFER );
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ERR("Result buffer too small (%ld)\n", lpte->dwSize);
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WARN("Result buffer too small (%ld)\n", lpte->dwSize);
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return FALSE;
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}
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SERVER_START_REQ( next_thread )
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if ((snap = MapViewOfFile( hSnapShot, FILE_MAP_ALL_ACCESS, 0, 0, 0 )))
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{
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req->handle = handle;
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req->reset = first;
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if ((ret = !wine_server_call_err( req )))
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if (first) snap->thread_pos = 0;
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if (snap->thread_pos < snap->thread_count)
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{
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lpte->cntUsage = reply->count;
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lpte->th32ThreadID = (DWORD)reply->tid;
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lpte->th32OwnerProcessID = (DWORD)reply->pid;
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lpte->tpBasePri = reply->base_pri;
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lpte->tpDeltaPri = reply->delta_pri;
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lpte->dwFlags = 0; /* SDK: "reserved; do not use" */
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LPTHREADENTRY32 te = (THREADENTRY32*)&snap->data[snap->thread_offset];
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*lpte = te[snap->thread_pos++];
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ret = TRUE;
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}
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else SetLastError( ERROR_NO_MORE_FILES );
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UnmapViewOfFile( snap );
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}
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SERVER_END_REQ;
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return ret;
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}
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@ -110,92 +379,71 @@ static BOOL TOOLHELP_Thread32Next( HANDLE handle, LPTHREADENTRY32 lpte, BOOL fir
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*
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* Return info about the first thread in a toolhelp32 snapshot
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*/
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BOOL WINAPI Thread32First(HANDLE hSnapshot, LPTHREADENTRY32 lpte)
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BOOL WINAPI Thread32First( HANDLE hSnapShot, LPTHREADENTRY32 lpte )
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{
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return TOOLHELP_Thread32Next(hSnapshot, lpte, TRUE);
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return next_thread( hSnapShot, lpte, TRUE );
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}
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/***********************************************************************
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* Thread32Next (KERNEL32.@)
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* Thread32Next (KERNEL32.@)
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*
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* Return info about the "next" thread in a toolhelp32 snapshot
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* Return info about the first thread in a toolhelp32 snapshot
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*/
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BOOL WINAPI Thread32Next(HANDLE hSnapshot, LPTHREADENTRY32 lpte)
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BOOL WINAPI Thread32Next( HANDLE hSnapShot, LPTHREADENTRY32 lpte )
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{
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return TOOLHELP_Thread32Next(hSnapshot, lpte, FALSE);
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return next_thread( hSnapShot, lpte, FALSE );
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}
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/***********************************************************************
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* TOOLHELP_Process32Next
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* process_next
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*
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* Implementation of Process32First/Next. Note that the ANSI / Unicode
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* version check is a bit of a hack as it relies on the fact that only
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* the last field is actually different.
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*/
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static BOOL TOOLHELP_Process32Next( HANDLE handle, LPPROCESSENTRY32W lppe, BOOL first, BOOL unicode )
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static BOOL process_next( HANDLE hSnapShot, LPPROCESSENTRY32W lppe,
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BOOL first, BOOL unicode )
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{
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BOOL ret;
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WCHAR exe[MAX_PATH-1];
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DWORD len, sz;
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struct snapshot* snap;
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BOOL ret = FALSE;
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DWORD sz = unicode ? sizeof(PROCESSENTRY32W) : sizeof(PROCESSENTRY32);
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sz = unicode ? sizeof(PROCESSENTRY32W) : sizeof(PROCESSENTRY32);
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if (lppe->dwSize < sz)
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{
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SetLastError( ERROR_INSUFFICIENT_BUFFER );
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ERR("Result buffer too small (req: %ld, was: %ld)\n", sz, lppe->dwSize);
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WARN("Result buffer too small (%ld)\n", lppe->dwSize);
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return FALSE;
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}
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SERVER_START_REQ( next_process )
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if ((snap = MapViewOfFile( hSnapShot, FILE_MAP_ALL_ACCESS, 0, 0, 0 )))
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{
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req->handle = handle;
|
||||
req->reset = first;
|
||||
wine_server_set_reply( req, exe, sizeof(exe) );
|
||||
if ((ret = !wine_server_call_err( req )))
|
||||
if (first) snap->process_pos = 0;
|
||||
if (snap->process_pos < snap->process_count)
|
||||
{
|
||||
lppe->cntUsage = reply->count;
|
||||
lppe->th32ProcessID = reply->pid;
|
||||
lppe->th32DefaultHeapID = (DWORD)reply->heap;
|
||||
lppe->th32ModuleID = (DWORD)reply->module;
|
||||
lppe->cntThreads = reply->threads;
|
||||
lppe->th32ParentProcessID = reply->ppid;
|
||||
switch (reply->priority)
|
||||
{
|
||||
case PROCESS_PRIOCLASS_IDLE:
|
||||
lppe->pcPriClassBase = IDLE_PRIORITY_CLASS; break;
|
||||
case PROCESS_PRIOCLASS_BELOW_NORMAL:
|
||||
lppe->pcPriClassBase = BELOW_NORMAL_PRIORITY_CLASS; break;
|
||||
case PROCESS_PRIOCLASS_NORMAL:
|
||||
lppe->pcPriClassBase = NORMAL_PRIORITY_CLASS; break;
|
||||
case PROCESS_PRIOCLASS_ABOVE_NORMAL:
|
||||
lppe->pcPriClassBase = ABOVE_NORMAL_PRIORITY_CLASS; break;
|
||||
case PROCESS_PRIOCLASS_HIGH:
|
||||
lppe->pcPriClassBase = HIGH_PRIORITY_CLASS; break;
|
||||
case PROCESS_PRIOCLASS_REALTIME:
|
||||
lppe->pcPriClassBase = REALTIME_PRIORITY_CLASS; break;
|
||||
default:
|
||||
FIXME("Unknown NT priority class %d, setting to normal\n", reply->priority);
|
||||
lppe->pcPriClassBase = NORMAL_PRIORITY_CLASS;
|
||||
break;
|
||||
}
|
||||
lppe->dwFlags = -1; /* FIXME */
|
||||
LPPROCESSENTRY32W pe = (PROCESSENTRY32W*)&snap->data[snap->process_offset];
|
||||
if (unicode)
|
||||
{
|
||||
len = wine_server_reply_size(reply) / sizeof(WCHAR);
|
||||
memcpy(lppe->szExeFile, reply, wine_server_reply_size(reply));
|
||||
lppe->szExeFile[len] = 0;
|
||||
}
|
||||
*lppe = pe[snap->process_pos];
|
||||
else
|
||||
{
|
||||
LPPROCESSENTRY32 lppe_a = (LPPROCESSENTRY32) lppe;
|
||||
lppe->cntUsage = pe[snap->process_pos].cntUsage;
|
||||
lppe->th32ProcessID = pe[snap->process_pos].th32ProcessID;
|
||||
lppe->th32DefaultHeapID = pe[snap->process_pos].th32DefaultHeapID;
|
||||
lppe->th32ModuleID = pe[snap->process_pos].th32ModuleID;
|
||||
lppe->cntThreads = pe[snap->process_pos].cntThreads;
|
||||
lppe->th32ParentProcessID = pe[snap->process_pos].th32ParentProcessID;
|
||||
lppe->pcPriClassBase = pe[snap->process_pos].pcPriClassBase;
|
||||
lppe->dwFlags = pe[snap->process_pos].dwFlags;
|
||||
|
||||
len = WideCharToMultiByte( CP_ACP, 0, exe, wine_server_reply_size(reply) / sizeof(WCHAR),
|
||||
lppe_a->szExeFile, sizeof(lppe_a->szExeFile)-1, NULL, NULL );
|
||||
lppe_a->szExeFile[len] = 0;
|
||||
WideCharToMultiByte( CP_ACP, 0, pe[snap->process_pos].szExeFile, -1,
|
||||
(char*)lppe->szExeFile, sizeof(lppe->szExeFile),
|
||||
0, 0 );
|
||||
}
|
||||
snap->process_pos++;
|
||||
ret = TRUE;
|
||||
}
|
||||
else SetLastError( ERROR_NO_MORE_FILES );
|
||||
UnmapViewOfFile( snap );
|
||||
}
|
||||
SERVER_END_REQ;
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
|
@ -207,7 +455,7 @@ static BOOL TOOLHELP_Process32Next( HANDLE handle, LPPROCESSENTRY32W lppe, BOOL
|
|||
*/
|
||||
BOOL WINAPI Process32First(HANDLE hSnapshot, LPPROCESSENTRY32 lppe)
|
||||
{
|
||||
return TOOLHELP_Process32Next( hSnapshot, (LPPROCESSENTRY32W) lppe, TRUE, FALSE /* ANSI */ );
|
||||
return process_next( hSnapshot, (PROCESSENTRY32W*)lppe, TRUE, FALSE /* ANSI */ );
|
||||
}
|
||||
|
||||
/***********************************************************************
|
||||
|
|
@ -217,7 +465,7 @@ BOOL WINAPI Process32First(HANDLE hSnapshot, LPPROCESSENTRY32 lppe)
|
|||
*/
|
||||
BOOL WINAPI Process32Next(HANDLE hSnapshot, LPPROCESSENTRY32 lppe)
|
||||
{
|
||||
return TOOLHELP_Process32Next( hSnapshot, (LPPROCESSENTRY32W) lppe, FALSE, FALSE /* ANSI */ );
|
||||
return process_next( hSnapshot, (PROCESSENTRY32W*)lppe, FALSE, FALSE /* ANSI */ );
|
||||
}
|
||||
|
||||
/***********************************************************************
|
||||
|
|
@ -227,7 +475,7 @@ BOOL WINAPI Process32Next(HANDLE hSnapshot, LPPROCESSENTRY32 lppe)
|
|||
*/
|
||||
BOOL WINAPI Process32FirstW(HANDLE hSnapshot, LPPROCESSENTRY32W lppe)
|
||||
{
|
||||
return TOOLHELP_Process32Next( hSnapshot, lppe, TRUE, TRUE /* Unicode */ );
|
||||
return process_next( hSnapshot, lppe, TRUE, TRUE /* Unicode */ );
|
||||
}
|
||||
|
||||
/***********************************************************************
|
||||
|
|
@ -237,83 +485,38 @@ BOOL WINAPI Process32FirstW(HANDLE hSnapshot, LPPROCESSENTRY32W lppe)
|
|||
*/
|
||||
BOOL WINAPI Process32NextW(HANDLE hSnapshot, LPPROCESSENTRY32W lppe)
|
||||
{
|
||||
return TOOLHELP_Process32Next( hSnapshot, lppe, FALSE, TRUE /* Unicode */ );
|
||||
return process_next( hSnapshot, lppe, FALSE, TRUE /* Unicode */ );
|
||||
}
|
||||
|
||||
|
||||
/***********************************************************************
|
||||
* TOOLHELP_Module32NextW
|
||||
* module_nextW
|
||||
*
|
||||
* Implementation of Module32First/Next
|
||||
* Implementation of Module32{First|Next}W
|
||||
*/
|
||||
static BOOL TOOLHELP_Module32NextW( HANDLE handle, LPMODULEENTRY32W lpme, BOOL first )
|
||||
static BOOL module_nextW( HANDLE hSnapShot, LPMODULEENTRY32W lpme, BOOL first )
|
||||
{
|
||||
BOOL ret;
|
||||
WCHAR exe[MAX_PATH];
|
||||
DWORD len;
|
||||
struct snapshot* snap;
|
||||
BOOL ret = FALSE;
|
||||
|
||||
if (lpme->dwSize < sizeof (MODULEENTRY32W))
|
||||
{
|
||||
SetLastError( ERROR_INSUFFICIENT_BUFFER );
|
||||
ERR("Result buffer too small (req: %d, was: %ld)\n", sizeof(MODULEENTRY32W), lpme->dwSize);
|
||||
WARN("Result buffer too small (req: %d, was: %ld)\n", sizeof(MODULEENTRY32W), lpme->dwSize);
|
||||
return FALSE;
|
||||
}
|
||||
SERVER_START_REQ( next_module )
|
||||
if ((snap = MapViewOfFile( hSnapShot, FILE_MAP_ALL_ACCESS, 0, 0, 0 )))
|
||||
{
|
||||
req->handle = handle;
|
||||
req->reset = first;
|
||||
wine_server_set_reply( req, exe, sizeof(exe) );
|
||||
if ((ret = !wine_server_call_err( req )))
|
||||
if (first) snap->module_pos = 0;
|
||||
if (snap->module_pos < snap->module_count)
|
||||
{
|
||||
const WCHAR* ptr;
|
||||
lpme->th32ModuleID = 1; /* toolhelp internal id, never used */
|
||||
lpme->th32ProcessID = reply->pid;
|
||||
lpme->GlblcntUsage = 0xFFFF; /* FIXME */
|
||||
lpme->ProccntUsage = 0xFFFF; /* FIXME */
|
||||
lpme->modBaseAddr = reply->base;
|
||||
lpme->modBaseSize = reply->size;
|
||||
lpme->hModule = reply->base;
|
||||
len = wine_server_reply_size(reply) / sizeof(WCHAR);
|
||||
memcpy(lpme->szExePath, exe, wine_server_reply_size(reply));
|
||||
lpme->szExePath[len] = 0;
|
||||
if ((ptr = strrchrW(lpme->szExePath, '\\'))) ptr++;
|
||||
else ptr = lpme->szExePath;
|
||||
lstrcpynW( lpme->szModule, ptr, sizeof(lpme->szModule)/sizeof(lpme->szModule[0]));
|
||||
LPMODULEENTRY32W pe = (MODULEENTRY32W*)&snap->data[snap->module_offset];
|
||||
*lpme = pe[snap->module_pos++];
|
||||
ret = TRUE;
|
||||
}
|
||||
else SetLastError( ERROR_NO_MORE_FILES );
|
||||
UnmapViewOfFile( snap );
|
||||
}
|
||||
SERVER_END_REQ;
|
||||
return ret;
|
||||
}
|
||||
|
||||
/***********************************************************************
|
||||
* TOOLHELP_Module32NextA
|
||||
*
|
||||
* Implementation of Module32First/Next
|
||||
*/
|
||||
static BOOL TOOLHELP_Module32NextA( HANDLE handle, LPMODULEENTRY32 lpme, BOOL first )
|
||||
{
|
||||
BOOL ret;
|
||||
MODULEENTRY32W mew;
|
||||
|
||||
if (lpme->dwSize < sizeof (MODULEENTRY32))
|
||||
{
|
||||
SetLastError( ERROR_INSUFFICIENT_BUFFER );
|
||||
ERR("Result buffer too small (req: %d, was: %ld)\n", sizeof(MODULEENTRY32), lpme->dwSize);
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
mew.dwSize = sizeof(mew);
|
||||
if ((ret = TOOLHELP_Module32NextW( handle, &mew, first )))
|
||||
{
|
||||
lpme->th32ModuleID = mew.th32ModuleID;
|
||||
lpme->th32ProcessID = mew.th32ProcessID;
|
||||
lpme->GlblcntUsage = mew.GlblcntUsage;
|
||||
lpme->ProccntUsage = mew.ProccntUsage;
|
||||
lpme->modBaseAddr = mew.modBaseAddr;
|
||||
lpme->hModule = mew.hModule;
|
||||
WideCharToMultiByte( CP_ACP, 0, mew.szModule, -1, lpme->szModule, sizeof(lpme->szModule), NULL, NULL );
|
||||
WideCharToMultiByte( CP_ACP, 0, mew.szExePath, -1, lpme->szExePath, sizeof(lpme->szExePath), NULL, NULL );
|
||||
}
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
|
@ -324,17 +527,7 @@ static BOOL TOOLHELP_Module32NextA( HANDLE handle, LPMODULEENTRY32 lpme, BOOL fi
|
|||
*/
|
||||
BOOL WINAPI Module32FirstW(HANDLE hSnapshot, LPMODULEENTRY32W lpme)
|
||||
{
|
||||
return TOOLHELP_Module32NextW( hSnapshot, lpme, TRUE );
|
||||
}
|
||||
|
||||
/***********************************************************************
|
||||
* Module32First (KERNEL32.@)
|
||||
*
|
||||
* Return info about the "first" module in a toolhelp32 snapshot
|
||||
*/
|
||||
BOOL WINAPI Module32First(HANDLE hSnapshot, LPMODULEENTRY32 lpme)
|
||||
{
|
||||
return TOOLHELP_Module32NextA( hSnapshot, lpme, TRUE );
|
||||
return module_nextW( hSnapshot, lpme, TRUE );
|
||||
}
|
||||
|
||||
/***********************************************************************
|
||||
|
|
@ -344,7 +537,50 @@ BOOL WINAPI Module32First(HANDLE hSnapshot, LPMODULEENTRY32 lpme)
|
|||
*/
|
||||
BOOL WINAPI Module32NextW(HANDLE hSnapshot, LPMODULEENTRY32W lpme)
|
||||
{
|
||||
return TOOLHELP_Module32NextW( hSnapshot, lpme, FALSE );
|
||||
return module_nextW( hSnapshot, lpme, FALSE );
|
||||
}
|
||||
|
||||
/***********************************************************************
|
||||
* module_nextA
|
||||
*
|
||||
* Implementation of Module32{First|Next}A
|
||||
*/
|
||||
static BOOL module_nextA( HANDLE handle, LPMODULEENTRY32 lpme, BOOL first )
|
||||
{
|
||||
BOOL ret;
|
||||
MODULEENTRY32W mew;
|
||||
|
||||
if (lpme->dwSize < sizeof(MODULEENTRY32))
|
||||
{
|
||||
SetLastError( ERROR_INSUFFICIENT_BUFFER );
|
||||
WARN("Result buffer too small (req: %d, was: %ld)\n", sizeof(MODULEENTRY32), lpme->dwSize);
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
mew.dwSize = sizeof(mew);
|
||||
if ((ret = module_nextW( handle, &mew, first )))
|
||||
{
|
||||
lpme->th32ModuleID = mew.th32ModuleID;
|
||||
lpme->th32ProcessID = mew.th32ProcessID;
|
||||
lpme->GlblcntUsage = mew.GlblcntUsage;
|
||||
lpme->ProccntUsage = mew.ProccntUsage;
|
||||
lpme->modBaseAddr = mew.modBaseAddr;
|
||||
lpme->modBaseSize = mew.modBaseSize;
|
||||
lpme->hModule = mew.hModule;
|
||||
WideCharToMultiByte( CP_ACP, 0, mew.szModule, -1, lpme->szModule, sizeof(lpme->szModule), NULL, NULL );
|
||||
WideCharToMultiByte( CP_ACP, 0, mew.szExePath, -1, lpme->szExePath, sizeof(lpme->szExePath), NULL, NULL );
|
||||
}
|
||||
return ret;
|
||||
}
|
||||
|
||||
/***********************************************************************
|
||||
* Module32First (KERNEL32.@)
|
||||
*
|
||||
* Return info about the "first" module in a toolhelp32 snapshot
|
||||
*/
|
||||
BOOL WINAPI Module32First(HANDLE hSnapshot, LPMODULEENTRY32 lpme)
|
||||
{
|
||||
return module_nextA( hSnapshot, lpme, TRUE );
|
||||
}
|
||||
|
||||
/***********************************************************************
|
||||
|
|
@ -354,7 +590,7 @@ BOOL WINAPI Module32NextW(HANDLE hSnapshot, LPMODULEENTRY32W lpme)
|
|||
*/
|
||||
BOOL WINAPI Module32Next(HANDLE hSnapshot, LPMODULEENTRY32 lpme)
|
||||
{
|
||||
return TOOLHELP_Module32NextA( hSnapshot, lpme, FALSE );
|
||||
return module_nextA( hSnapshot, lpme, FALSE );
|
||||
}
|
||||
|
||||
/************************************************************************
|
||||
|
|
|
|||
Loading…
Reference in New Issue