mirror of
https://github.com/reactos/reactos.git
synced 2024-09-19 17:21:14 +00:00
397 lines
12 KiB
C
397 lines
12 KiB
C
/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS system libraries
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* FILE: dll/win32/kernel32/misc/actctx.c
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* PURPOSE: Activation contexts
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* PROGRAMMERS: Jacek Caban for CodeWeavers
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* Eric Pouech
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* Jon Griffiths
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* Dmitry Chapyshev (dmitry@reactos.org)
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* Samuel Serapión
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*/
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/* synched with wine 1.1.26 */
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#include <k32.h>
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#define NDEBUG
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#include <debug.h>
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DEBUG_CHANNEL(actctx);
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#define ACTCTX_FAKE_HANDLE ((HANDLE) 0xf00baa)
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/***********************************************************************
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* CreateActCtxA (KERNEL32.@)
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*
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* Create an activation context.
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*/
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HANDLE WINAPI CreateActCtxA(PCACTCTXA pActCtx)
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{
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ACTCTXW actw;
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SIZE_T len;
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HANDLE ret = INVALID_HANDLE_VALUE;
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LPWSTR src = NULL, assdir = NULL, resname = NULL, appname = NULL;
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TRACE("%p %08x\n", pActCtx, pActCtx ? pActCtx->dwFlags : 0);
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if (!pActCtx || pActCtx->cbSize != sizeof(*pActCtx))
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{
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SetLastError(ERROR_INVALID_PARAMETER);
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return INVALID_HANDLE_VALUE;
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}
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actw.cbSize = sizeof(actw);
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actw.dwFlags = pActCtx->dwFlags;
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if (pActCtx->lpSource)
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{
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len = MultiByteToWideChar(CP_ACP, 0, pActCtx->lpSource, -1, NULL, 0);
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src = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
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if (!src) return INVALID_HANDLE_VALUE;
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MultiByteToWideChar(CP_ACP, 0, pActCtx->lpSource, -1, src, len);
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}
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actw.lpSource = src;
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if (actw.dwFlags & ACTCTX_FLAG_PROCESSOR_ARCHITECTURE_VALID)
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actw.wProcessorArchitecture = pActCtx->wProcessorArchitecture;
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if (actw.dwFlags & ACTCTX_FLAG_LANGID_VALID)
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actw.wLangId = pActCtx->wLangId;
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if (actw.dwFlags & ACTCTX_FLAG_ASSEMBLY_DIRECTORY_VALID)
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{
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len = MultiByteToWideChar(CP_ACP, 0, pActCtx->lpAssemblyDirectory, -1, NULL, 0);
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assdir = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
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if (!assdir) goto done;
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MultiByteToWideChar(CP_ACP, 0, pActCtx->lpAssemblyDirectory, -1, assdir, len);
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actw.lpAssemblyDirectory = assdir;
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}
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if (actw.dwFlags & ACTCTX_FLAG_RESOURCE_NAME_VALID)
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{
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if ((ULONG_PTR)pActCtx->lpResourceName >> 16)
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{
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len = MultiByteToWideChar(CP_ACP, 0, pActCtx->lpResourceName, -1, NULL, 0);
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resname = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
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if (!resname) goto done;
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MultiByteToWideChar(CP_ACP, 0, pActCtx->lpResourceName, -1, resname, len);
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actw.lpResourceName = resname;
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}
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else actw.lpResourceName = (LPCWSTR)pActCtx->lpResourceName;
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}
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if (actw.dwFlags & ACTCTX_FLAG_APPLICATION_NAME_VALID)
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{
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len = MultiByteToWideChar(CP_ACP, 0, pActCtx->lpApplicationName, -1, NULL, 0);
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appname = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
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if (!appname) goto done;
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MultiByteToWideChar(CP_ACP, 0, pActCtx->lpApplicationName, -1, appname, len);
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actw.lpApplicationName = appname;
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}
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if (actw.dwFlags & ACTCTX_FLAG_HMODULE_VALID)
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actw.hModule = pActCtx->hModule;
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ret = CreateActCtxW(&actw);
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done:
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HeapFree(GetProcessHeap(), 0, src);
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HeapFree(GetProcessHeap(), 0, assdir);
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HeapFree(GetProcessHeap(), 0, resname);
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HeapFree(GetProcessHeap(), 0, appname);
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return ret;
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}
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/***********************************************************************
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* CreateActCtxW (KERNEL32.@)
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*
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* Create an activation context.
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*/
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HANDLE WINAPI CreateActCtxW(PCACTCTXW pActCtx)
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{
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NTSTATUS status;
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HANDLE hActCtx;
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TRACE("%p %08x\n", pActCtx, pActCtx ? pActCtx->dwFlags : 0);
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if ((status = RtlCreateActivationContext(&hActCtx, (PVOID*)pActCtx)))
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{
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SetLastError(RtlNtStatusToDosError(status));
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return INVALID_HANDLE_VALUE;
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}
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return hActCtx;
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}
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/***********************************************************************
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* ActivateActCtx (KERNEL32.@)
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*
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* Activate an activation context.
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*/
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BOOL WINAPI ActivateActCtx(HANDLE hActCtx, ULONG_PTR *ulCookie)
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{
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NTSTATUS status;
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if ((status = RtlActivateActivationContext( 0, hActCtx, ulCookie )))
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{
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SetLastError(RtlNtStatusToDosError(status));
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return FALSE;
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}
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return TRUE;
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}
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/***********************************************************************
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* DeactivateActCtx (KERNEL32.@)
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*
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* Deactivate an activation context.
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*/
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BOOL WINAPI DeactivateActCtx(DWORD dwFlags, ULONG_PTR ulCookie)
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{
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RtlDeactivateActivationContext( dwFlags, ulCookie );
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return TRUE;
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}
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/***********************************************************************
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* GetCurrentActCtx (KERNEL32.@)
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*
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* Get the current activation context.
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*/
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BOOL WINAPI GetCurrentActCtx(HANDLE* phActCtx)
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{
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NTSTATUS status;
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if ((status = RtlGetActiveActivationContext(phActCtx)))
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{
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SetLastError(RtlNtStatusToDosError(status));
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return FALSE;
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}
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return TRUE;
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}
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/***********************************************************************
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* AddRefActCtx (KERNEL32.@)
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*
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* Add a reference to an activation context.
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*/
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void WINAPI AddRefActCtx(HANDLE hActCtx)
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{
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RtlAddRefActivationContext(hActCtx);
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}
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/***********************************************************************
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* ReleaseActCtx (KERNEL32.@)
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*
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* Release a reference to an activation context.
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*/
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void WINAPI ReleaseActCtx(HANDLE hActCtx)
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{
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RtlReleaseActivationContext(hActCtx);
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}
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/***********************************************************************
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* ZombifyActCtx (KERNEL32.@)
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*
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* Release a reference to an activation context.
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*/
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BOOL WINAPI ZombifyActCtx(HANDLE hActCtx)
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{
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FIXME("%p\n", hActCtx);
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if (hActCtx != ACTCTX_FAKE_HANDLE)
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return FALSE;
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return TRUE;
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}
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/***********************************************************************
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* FindActCtxSectionStringA (KERNEL32.@)
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*
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* Find information about a string in an activation context.
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*/
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BOOL WINAPI FindActCtxSectionStringA(DWORD dwFlags, const GUID* lpExtGuid,
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ULONG ulId, LPCSTR lpSearchStr,
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PACTCTX_SECTION_KEYED_DATA pInfo)
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{
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LPWSTR search_str;
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DWORD len;
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BOOL ret;
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TRACE("%08x %s %u %s %p\n", dwFlags, debugstr_guid(lpExtGuid),
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ulId, debugstr_a(lpSearchStr), pInfo);
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if (!lpSearchStr)
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{
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SetLastError(ERROR_INVALID_PARAMETER);
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return FALSE;
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}
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len = MultiByteToWideChar(CP_ACP, 0, lpSearchStr, -1, NULL, 0);
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search_str = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
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MultiByteToWideChar(CP_ACP, 0, lpSearchStr, -1, search_str, len);
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ret = FindActCtxSectionStringW(dwFlags, lpExtGuid, ulId, search_str, pInfo);
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HeapFree(GetProcessHeap(), 0, search_str);
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return ret;
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}
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/***********************************************************************
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* FindActCtxSectionStringW (KERNEL32.@)
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*
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* Find information about a string in an activation context.
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*/
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BOOL WINAPI FindActCtxSectionStringW(DWORD dwFlags, const GUID* lpExtGuid,
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ULONG ulId, LPCWSTR lpSearchStr,
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PACTCTX_SECTION_KEYED_DATA pInfo)
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{
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UNICODE_STRING us;
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NTSTATUS status;
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RtlInitUnicodeString(&us, lpSearchStr);
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if ((status = RtlFindActivationContextSectionString(dwFlags, lpExtGuid, ulId, &us, pInfo)))
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{
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SetLastError(RtlNtStatusToDosError(status));
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return FALSE;
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}
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return TRUE;
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}
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/***********************************************************************
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* FindActCtxSectionGuid (KERNEL32.@)
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*
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* Find information about a GUID in an activation context.
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*/
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BOOL WINAPI FindActCtxSectionGuid(DWORD dwFlags, const GUID* lpExtGuid,
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ULONG ulId, const GUID* lpSearchGuid,
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PACTCTX_SECTION_KEYED_DATA pInfo)
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{
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FIXME("%08x %s %u %s %p\n", dwFlags, debugstr_guid(lpExtGuid),
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ulId, debugstr_guid(lpSearchGuid), pInfo);
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SetLastError( ERROR_CALL_NOT_IMPLEMENTED);
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return FALSE;
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}
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/***********************************************************************
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* QueryActCtxW (KERNEL32.@)
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*
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* Get information about an activation context.
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*/
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BOOL WINAPI QueryActCtxW(DWORD dwFlags, HANDLE hActCtx, PVOID pvSubInst,
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ULONG ulClass, PVOID pvBuff, SIZE_T cbBuff,
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SIZE_T *pcbLen)
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{
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NTSTATUS status;
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if ((status = RtlQueryInformationActivationContext( dwFlags, hActCtx, pvSubInst, ulClass,
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pvBuff, cbBuff, pcbLen )))
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{
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SetLastError(RtlNtStatusToDosError(status));
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return FALSE;
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}
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return TRUE;
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}
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/* REACTOS PRIVATE ************************************************************/
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VOID
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NTAPI
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BasepFreeActivationContextActivationBlock(IN PBASEP_ACTCTX_BLOCK ActivationBlock)
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{
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/* Exit if there was nothing passed in */
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if (!ActivationBlock) return;
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/* Do we have a context? */
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if (ActivationBlock->ActivationContext)
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{
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/* Release and clear it */
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RtlReleaseActivationContext(ActivationBlock->ActivationContext);
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ActivationBlock->ActivationContext = NULL;
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}
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/* Free the block */
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RtlFreeHeap(RtlGetProcessHeap(), 0, ActivationBlock);
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}
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NTSTATUS
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NTAPI
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BasepAllocateActivationContextActivationBlock(IN DWORD Flags,
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IN PVOID CompletionRoutine,
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IN PVOID CompletionContext,
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OUT PBASEP_ACTCTX_BLOCK *ActivationBlock)
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{
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NTSTATUS Status;
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ACTIVATION_CONTEXT_BASIC_INFORMATION ContextInfo;
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/* Clear the info structure */
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ContextInfo.dwFlags = 0;
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ContextInfo.hActCtx = NULL;
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/* Assume failure */
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if (ActivationBlock) *ActivationBlock = NULL;
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/* Only support valid flags */
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if (Flags & ~(1 | 2)) // FIXME: What are they? 2 looks like BASEP_ACTCTX_FORCE_BLOCK
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{
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/* Fail if unknown flags are passed in */
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Status = STATUS_INVALID_PARAMETER_1;
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goto Quickie;
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}
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/* Caller should have passed in an activation block */
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if (!ActivationBlock)
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{
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/* Fail otherwise */
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Status = STATUS_INVALID_PARAMETER_4;
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goto Quickie;
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}
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/* Query RTL for information on the current activation context */
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Status = RtlQueryInformationActivationContext(1,
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NULL,
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0,
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ActivationContextBasicInformation,
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&ContextInfo,
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sizeof(ContextInfo),
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NULL);
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if (!NT_SUCCESS(Status))
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{
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/* Failed -- bail out */
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DPRINT1("SXS: %s - Failure getting active activation context; ntstatus %08lx\n",
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__FUNCTION__, Status);
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goto Quickie;
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}
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/* Check if the current one should be freed */
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if (ContextInfo.dwFlags & 1)
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{
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/* Release and clear it */
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RtlReleaseActivationContext(ContextInfo.hActCtx);
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ContextInfo.hActCtx = NULL;
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}
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/* Check if there's an active context, or if the caller is forcing one */
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if (!(Flags & 2) || (ContextInfo.hActCtx))
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{
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/* Allocate the block */
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*ActivationBlock = RtlAllocateHeap(RtlGetProcessHeap(),
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0,
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sizeof(BASEP_ACTCTX_BLOCK));
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if (!(*ActivationBlock))
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{
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/* Ran out of memory, fail */
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Status = STATUS_NO_MEMORY;
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goto Quickie;
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}
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/* Fill it out */
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(*ActivationBlock)->ActivationContext = ContextInfo.hActCtx;
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(*ActivationBlock)->Flags = 0;
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if (Flags & 1) (*ActivationBlock)->Flags |= 1; // Not sure about this flag
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(*ActivationBlock)->CompletionRoutine = CompletionRoutine;
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(*ActivationBlock)->CompletionContext = CompletionContext;
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/* Tell Quickie below not to free anything, since this is success */
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ContextInfo.hActCtx = NULL;
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}
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/* Set success status */
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Status = STATUS_SUCCESS;
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Quickie:
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/* Failure or success path, return to caller and free on failure */
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if (ContextInfo.hActCtx) RtlReleaseActivationContext(ContextInfo.hActCtx);
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return Status;
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}
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/* EOF */
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