/* * User Marshaling Tests * * Copyright 2004-2006 Robert Shearman for CodeWeavers * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #define COBJMACROS #define CONST_VTABLE #include #include "windef.h" #include "winbase.h" #include "objbase.h" #include "objidl.h" #include "wine/test.h" ULONG __RPC_USER HMETAFILE_UserSize(ULONG *, unsigned long, HMETAFILE *); unsigned char * __RPC_USER HMETAFILE_UserMarshal(ULONG *, unsigned char *, HMETAFILE *); unsigned char * __RPC_USER HMETAFILE_UserUnmarshal(ULONG *, unsigned char *, HMETAFILE *); void __RPC_USER HMETAFILE_UserFree(ULONG *, HMETAFILE *); ULONG __RPC_USER HENHMETAFILE_UserSize(ULONG *, ULONG, HENHMETAFILE *); unsigned char * __RPC_USER HENHMETAFILE_UserMarshal (ULONG *, unsigned char *, HENHMETAFILE *); unsigned char * __RPC_USER HENHMETAFILE_UserUnmarshal(ULONG *, unsigned char *, HENHMETAFILE *); void __RPC_USER HENHMETAFILE_UserFree(ULONG *, HENHMETAFILE *); ULONG __RPC_USER HMETAFILEPICT_UserSize(ULONG *, ULONG, HMETAFILEPICT *); unsigned char * __RPC_USER HMETAFILEPICT_UserMarshal (ULONG *, unsigned char *, HMETAFILEPICT *); unsigned char * __RPC_USER HMETAFILEPICT_UserUnmarshal(ULONG *, unsigned char *, HMETAFILEPICT *); void __RPC_USER HMETAFILEPICT_UserFree(ULONG *, HMETAFILEPICT *); static void * WINAPI user_allocate(SIZE_T size) { return CoTaskMemAlloc(size); } static void WINAPI user_free(void *p) { CoTaskMemFree(p); } static void init_user_marshal_cb(USER_MARSHAL_CB *umcb, PMIDL_STUB_MESSAGE stub_msg, PRPC_MESSAGE rpc_msg, unsigned char *buffer, unsigned int size, MSHCTX context) { memset(rpc_msg, 0, sizeof(*rpc_msg)); rpc_msg->Buffer = buffer; rpc_msg->BufferLength = size; memset(stub_msg, 0, sizeof(*stub_msg)); stub_msg->RpcMsg = rpc_msg; stub_msg->Buffer = buffer; stub_msg->pfnAllocate = user_allocate; stub_msg->pfnFree = user_free; memset(umcb, 0, sizeof(*umcb)); umcb->Flags = MAKELONG(context, NDR_LOCAL_DATA_REPRESENTATION); umcb->pStubMsg = stub_msg; umcb->Signature = USER_MARSHAL_CB_SIGNATURE; umcb->CBType = buffer ? USER_MARSHAL_CB_UNMARSHALL : USER_MARSHAL_CB_BUFFER_SIZE; } static const char cf_marshaled[] = { 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 'M', 0x0, 'y', 0x0, 'F', 0x0, 'o', 0x0, 'r', 0x0, 'm', 0x0, 'a', 0x0, 't', 0x0, 0x0, 0x0 }; static void test_marshal_CLIPFORMAT(void) { USER_MARSHAL_CB umcb; MIDL_STUB_MESSAGE stub_msg; RPC_MESSAGE rpc_msg; unsigned char *buffer; ULONG i, size; CLIPFORMAT cf = RegisterClipboardFormatA("MyFormat"); CLIPFORMAT cf2; init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_DIFFERENTMACHINE); size = CLIPFORMAT_UserSize(&umcb.Flags, 0, &cf); ok(size == 8 + sizeof(cf_marshaled) || broken(size == 12 + sizeof(cf_marshaled)) || /* win64 adds 4 extra (unused) bytes */ broken(size == 8 + sizeof(cf_marshaled) - 2), /* win9x and winnt don't include the '\0' */ "CLIPFORMAT: Wrong size %d\n", size); buffer = HeapAlloc(GetProcessHeap(), 0, size); memset( buffer, 0xcc, size ); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); CLIPFORMAT_UserMarshal(&umcb.Flags, buffer, &cf); ok(*(LONG *)(buffer + 0) == WDT_REMOTE_CALL, "CLIPFORMAT: Context should be WDT_REMOTE_CALL instead of 0x%08x\n", *(LONG *)(buffer + 0)); ok(*(DWORD *)(buffer + 4) == cf, "CLIPFORMAT: Marshaled value should be 0x%04x instead of 0x%04x\n", cf, *(DWORD *)(buffer + 4)); ok(!memcmp(buffer + 8, cf_marshaled, min( sizeof(cf_marshaled), size-8 )), "Marshaled data differs\n"); if (size > sizeof(cf_marshaled) + 8) /* make sure the extra bytes are not used */ for (i = sizeof(cf_marshaled) + 8; i < size; i++) ok( buffer[i] == 0xcc, "buffer offset %u has been set to %x\n", i, buffer[i] ); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); CLIPFORMAT_UserUnmarshal(&umcb.Flags, buffer, &cf2); ok(cf == cf2, "CLIPFORMAT: Didn't unmarshal properly\n"); HeapFree(GetProcessHeap(), 0, buffer); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_DIFFERENTMACHINE); CLIPFORMAT_UserFree(&umcb.Flags, &cf2); } static void test_marshal_HWND(void) { USER_MARSHAL_CB umcb; MIDL_STUB_MESSAGE stub_msg; RPC_MESSAGE rpc_msg; unsigned char *buffer; ULONG size; HWND hwnd = GetDesktopWindow(); HWND hwnd2; wireHWND wirehwnd; init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_LOCAL); size = HWND_UserSize(&umcb.Flags, 0, &hwnd); ok(size == sizeof(*wirehwnd), "Wrong size %d\n", size); buffer = HeapAlloc(GetProcessHeap(), 0, size); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_LOCAL); HWND_UserMarshal(&umcb.Flags, buffer, &hwnd); wirehwnd = (wireHWND)buffer; ok(wirehwnd->fContext == WDT_INPROC_CALL, "Context should be WDT_INPROC_CALL instead of 0x%08x\n", wirehwnd->fContext); ok(wirehwnd->u.hInproc == (LONG_PTR)hwnd, "Marshaled value should be %p instead of %x\n", hwnd, wirehwnd->u.hRemote); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_LOCAL); HWND_UserUnmarshal(&umcb.Flags, buffer, &hwnd2); ok(hwnd == hwnd2, "Didn't unmarshal properly\n"); HeapFree(GetProcessHeap(), 0, buffer); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_LOCAL); HWND_UserFree(&umcb.Flags, &hwnd2); } static void test_marshal_HGLOBAL(void) { USER_MARSHAL_CB umcb; MIDL_STUB_MESSAGE stub_msg; RPC_MESSAGE rpc_msg; unsigned char *buffer; ULONG size, block_size; HGLOBAL hglobal; HGLOBAL hglobal2; unsigned char *wirehglobal; int i; hglobal = NULL; init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_LOCAL); size = HGLOBAL_UserSize(&umcb.Flags, 0, &hglobal); /* native is poorly programmed and allocates 4/8 bytes more than it needs to * here - Wine doesn't have to emulate that */ ok((size == 8) || broken(size == 12) || broken(size == 16), "Size should be 8, instead of %d\n", size); buffer = HeapAlloc(GetProcessHeap(), 0, size); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_LOCAL); HGLOBAL_UserMarshal(&umcb.Flags, buffer, &hglobal); wirehglobal = buffer; ok(*(ULONG *)wirehglobal == WDT_REMOTE_CALL, "Context should be WDT_REMOTE_CALL instead of 0x%08x\n", *(ULONG *)wirehglobal); wirehglobal += sizeof(ULONG); ok(*(ULONG *)wirehglobal == 0, "buffer+4 should be HGLOBAL\n"); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_LOCAL); HGLOBAL_UserUnmarshal(&umcb.Flags, buffer, &hglobal2); ok(hglobal2 == hglobal, "Didn't unmarshal properly\n"); HeapFree(GetProcessHeap(), 0, buffer); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_LOCAL); HGLOBAL_UserFree(&umcb.Flags, &hglobal2); for(block_size = 0; block_size <= 17; block_size++) { ULONG actual_size, expected_size; hglobal = GlobalAlloc(0, block_size); buffer = GlobalLock(hglobal); for (i = 0; i < block_size; i++) buffer[i] = i; GlobalUnlock(hglobal); actual_size = GlobalSize(hglobal); expected_size = actual_size + 5 * sizeof(DWORD); trace("%d: actual size %d\n", block_size, actual_size); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_LOCAL); size = HGLOBAL_UserSize(&umcb.Flags, 0, &hglobal); /* native is poorly programmed and allocates 4/8 bytes more than it needs to * here - Wine doesn't have to emulate that */ ok(size == expected_size || broken(size == expected_size + 4) || broken(size == expected_size + 8), "%d: got size %d\n", block_size, size); buffer = HeapAlloc(GetProcessHeap(), 0, size); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_LOCAL); HGLOBAL_UserMarshal(&umcb.Flags, buffer, &hglobal); wirehglobal = buffer; ok(*(ULONG *)wirehglobal == WDT_REMOTE_CALL, "Context should be WDT_REMOTE_CALL instead of 0x%08x\n", *(ULONG *)wirehglobal); wirehglobal += sizeof(ULONG); ok(*(ULONG *)wirehglobal == (ULONG)(ULONG_PTR)hglobal, "buffer+0x4 should be HGLOBAL\n"); wirehglobal += sizeof(ULONG); ok(*(ULONG *)wirehglobal == actual_size, "%d: buffer+0x8 %08x\n", block_size, *(ULONG *)wirehglobal); wirehglobal += sizeof(ULONG); ok(*(ULONG *)wirehglobal == (ULONG)(ULONG_PTR)hglobal, "buffer+0xc should be HGLOBAL\n"); wirehglobal += sizeof(ULONG); ok(*(ULONG *)wirehglobal == actual_size, "%d: buffer+0x10 %08x\n", block_size, *(ULONG *)wirehglobal); wirehglobal += sizeof(ULONG); for (i = 0; i < block_size; i++) ok(wirehglobal[i] == i, "buffer+0x%x should be %d\n", 0x10 + i, i); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_LOCAL); HGLOBAL_UserUnmarshal(&umcb.Flags, buffer, &hglobal2); ok(hglobal2 != NULL, "Didn't unmarshal properly\n"); HeapFree(GetProcessHeap(), 0, buffer); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_LOCAL); HGLOBAL_UserFree(&umcb.Flags, &hglobal2); GlobalFree(hglobal); } } static HENHMETAFILE create_emf(void) { const RECT rect = {0, 0, 100, 100}; HDC hdc = CreateEnhMetaFile(NULL, NULL, &rect, "HENHMETAFILE Marshaling Test\0Test\0\0"); ExtTextOut(hdc, 0, 0, ETO_OPAQUE, &rect, "Test String", strlen("Test String"), NULL); return CloseEnhMetaFile(hdc); } static void test_marshal_HENHMETAFILE(void) { USER_MARSHAL_CB umcb; MIDL_STUB_MESSAGE stub_msg; RPC_MESSAGE rpc_msg; unsigned char *buffer; ULONG size; HENHMETAFILE hemf; HENHMETAFILE hemf2 = NULL; unsigned char *wirehemf; hemf = create_emf(); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_DIFFERENTMACHINE); size = HENHMETAFILE_UserSize(&umcb.Flags, 0, &hemf); ok(size > 20, "size should be at least 20 bytes, not %d\n", size); buffer = HeapAlloc(GetProcessHeap(), 0, size); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); HENHMETAFILE_UserMarshal(&umcb.Flags, buffer, &hemf); wirehemf = buffer; ok(*(DWORD *)wirehemf == WDT_REMOTE_CALL, "wirestgm + 0x0 should be WDT_REMOTE_CALL instead of 0x%08x\n", *(DWORD *)wirehemf); wirehemf += sizeof(DWORD); ok(*(DWORD *)wirehemf == (DWORD)(DWORD_PTR)hemf, "wirestgm + 0x4 should be hemf instead of 0x%08x\n", *(DWORD *)wirehemf); wirehemf += sizeof(DWORD); ok(*(DWORD *)wirehemf == (size - 0x10), "wirestgm + 0x8 should be size - 0x10 instead of 0x%08x\n", *(DWORD *)wirehemf); wirehemf += sizeof(DWORD); ok(*(DWORD *)wirehemf == (size - 0x10), "wirestgm + 0xc should be size - 0x10 instead of 0x%08x\n", *(DWORD *)wirehemf); wirehemf += sizeof(DWORD); ok(*(DWORD *)wirehemf == EMR_HEADER, "wirestgm + 0x10 should be EMR_HEADER instead of %d\n", *(DWORD *)wirehemf); wirehemf += sizeof(DWORD); /* ... rest of data not tested - refer to tests for GetEnhMetaFileBits * at this point */ init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); HENHMETAFILE_UserUnmarshal(&umcb.Flags, buffer, &hemf2); ok(hemf2 != NULL, "HENHMETAFILE didn't unmarshal\n"); HeapFree(GetProcessHeap(), 0, buffer); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_DIFFERENTMACHINE); HENHMETAFILE_UserFree(&umcb.Flags, &hemf2); DeleteEnhMetaFile(hemf); /* test NULL emf */ hemf = NULL; init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_DIFFERENTMACHINE); size = HENHMETAFILE_UserSize(&umcb.Flags, 0, &hemf); ok(size == 8, "size should be 8 bytes, not %d\n", size); buffer = HeapAlloc(GetProcessHeap(), 0, size); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); HENHMETAFILE_UserMarshal(&umcb.Flags, buffer, &hemf); wirehemf = buffer; ok(*(DWORD *)wirehemf == WDT_REMOTE_CALL, "wirestgm + 0x0 should be WDT_REMOTE_CALL instead of 0x%08x\n", *(DWORD *)wirehemf); wirehemf += sizeof(DWORD); ok(*(DWORD *)wirehemf == (DWORD)(DWORD_PTR)hemf, "wirestgm + 0x4 should be hemf instead of 0x%08x\n", *(DWORD *)wirehemf); wirehemf += sizeof(DWORD); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); HENHMETAFILE_UserUnmarshal(&umcb.Flags, buffer, &hemf2); ok(hemf2 == NULL, "NULL HENHMETAFILE didn't unmarshal\n"); HeapFree(GetProcessHeap(), 0, buffer); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_DIFFERENTMACHINE); HENHMETAFILE_UserFree(&umcb.Flags, &hemf2); } static HMETAFILE create_mf(void) { RECT rect = {0, 0, 100, 100}; HDC hdc = CreateMetaFile(NULL); ExtTextOut(hdc, 0, 0, ETO_OPAQUE, &rect, "Test String", strlen("Test String"), NULL); return CloseMetaFile(hdc); } static void test_marshal_HMETAFILE(void) { USER_MARSHAL_CB umcb; MIDL_STUB_MESSAGE stub_msg; RPC_MESSAGE rpc_msg; unsigned char *buffer; ULONG size; HMETAFILE hmf; HMETAFILE hmf2 = NULL; unsigned char *wirehmf; hmf = create_mf(); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_DIFFERENTMACHINE); size = HMETAFILE_UserSize(&umcb.Flags, 0, &hmf); ok(size > 20, "size should be at least 20 bytes, not %d\n", size); buffer = HeapAlloc(GetProcessHeap(), 0, size); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); HMETAFILE_UserMarshal(&umcb.Flags, buffer, &hmf); wirehmf = buffer; ok(*(DWORD *)wirehmf == WDT_REMOTE_CALL, "wirestgm + 0x0 should be WDT_REMOTE_CALL instead of 0x%08x\n", *(DWORD *)wirehmf); wirehmf += sizeof(DWORD); ok(*(DWORD *)wirehmf == (DWORD)(DWORD_PTR)hmf, "wirestgm + 0x4 should be hmf instead of 0x%08x\n", *(DWORD *)wirehmf); wirehmf += sizeof(DWORD); ok(*(DWORD *)wirehmf == (size - 0x10), "wirestgm + 0x8 should be size - 0x10 instead of 0x%08x\n", *(DWORD *)wirehmf); wirehmf += sizeof(DWORD); ok(*(DWORD *)wirehmf == (size - 0x10), "wirestgm + 0xc should be size - 0x10 instead of 0x%08x\n", *(DWORD *)wirehmf); wirehmf += sizeof(DWORD); ok(*(WORD *)wirehmf == 1, "wirestgm + 0x10 should be 1 instead of 0x%08x\n", *(DWORD *)wirehmf); wirehmf += sizeof(DWORD); /* ... rest of data not tested - refer to tests for GetMetaFileBits * at this point */ init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); HMETAFILE_UserUnmarshal(&umcb.Flags, buffer, &hmf2); ok(hmf2 != NULL, "HMETAFILE didn't unmarshal\n"); HeapFree(GetProcessHeap(), 0, buffer); HMETAFILE_UserFree(&umcb.Flags, &hmf2); DeleteMetaFile(hmf); /* test NULL emf */ hmf = NULL; size = HMETAFILE_UserSize(&umcb.Flags, 0, &hmf); ok(size == 8, "size should be 8 bytes, not %d\n", size); buffer = HeapAlloc(GetProcessHeap(), 0, size); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); HMETAFILE_UserMarshal(&umcb.Flags, buffer, &hmf); wirehmf = buffer; ok(*(DWORD *)wirehmf == WDT_REMOTE_CALL, "wirestgm + 0x0 should be WDT_REMOTE_CALL instead of 0x%08x\n", *(DWORD *)wirehmf); wirehmf += sizeof(DWORD); ok(*(DWORD *)wirehmf == (DWORD)(DWORD_PTR)hmf, "wirestgm + 0x4 should be hmf instead of 0x%08x\n", *(DWORD *)wirehmf); wirehmf += sizeof(DWORD); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); HMETAFILE_UserUnmarshal(&umcb.Flags, buffer, &hmf2); ok(hmf2 == NULL, "NULL HMETAFILE didn't unmarshal\n"); HeapFree(GetProcessHeap(), 0, buffer); HMETAFILE_UserFree(&umcb.Flags, &hmf2); } #define USER_MARSHAL_PTR_PREFIX \ ( (DWORD)'U' | ( (DWORD)'s' << 8 ) | \ ( (DWORD)'e' << 16 ) | ( (DWORD)'r' << 24 ) ) static void test_marshal_HMETAFILEPICT(void) { USER_MARSHAL_CB umcb; MIDL_STUB_MESSAGE stub_msg; RPC_MESSAGE rpc_msg; unsigned char *buffer, *buffer_end; ULONG size; HMETAFILEPICT hmfp; HMETAFILEPICT hmfp2 = NULL; METAFILEPICT *pmfp; unsigned char *wirehmfp; hmfp = GlobalAlloc(GMEM_MOVEABLE, sizeof(*pmfp)); pmfp = GlobalLock(hmfp); pmfp->mm = MM_ISOTROPIC; pmfp->xExt = 1; pmfp->yExt = 2; pmfp->hMF = create_mf(); GlobalUnlock(hmfp); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_DIFFERENTMACHINE); size = HMETAFILEPICT_UserSize(&umcb.Flags, 0, &hmfp); ok(size > 20, "size should be at least 20 bytes, not %d\n", size); trace("size is %d\n", size); buffer = HeapAlloc(GetProcessHeap(), 0, size); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); buffer_end = HMETAFILEPICT_UserMarshal(&umcb.Flags, buffer, &hmfp); wirehmfp = buffer; ok(*(DWORD *)wirehmfp == WDT_REMOTE_CALL, "wirestgm + 0x0 should be WDT_REMOTE_CALL instead of 0x%08x\n", *(DWORD *)wirehmfp); wirehmfp += sizeof(DWORD); ok(*(DWORD *)wirehmfp == (DWORD)(DWORD_PTR)hmfp, "wirestgm + 0x4 should be hmf instead of 0x%08x\n", *(DWORD *)wirehmfp); wirehmfp += sizeof(DWORD); ok(*(DWORD *)wirehmfp == MM_ISOTROPIC, "wirestgm + 0x8 should be MM_ISOTROPIC instead of 0x%08x\n", *(DWORD *)wirehmfp); wirehmfp += sizeof(DWORD); ok(*(DWORD *)wirehmfp == 1, "wirestgm + 0xc should be 1 instead of 0x%08x\n", *(DWORD *)wirehmfp); wirehmfp += sizeof(DWORD); ok(*(DWORD *)wirehmfp == 2, "wirestgm + 0x10 should be 2 instead of 0x%08x\n", *(DWORD *)wirehmfp); wirehmfp += sizeof(DWORD); ok(*(DWORD *)wirehmfp == USER_MARSHAL_PTR_PREFIX, "wirestgm + 0x14 should be \"User\" instead of 0x%08x\n", *(DWORD *)wirehmfp); wirehmfp += sizeof(DWORD); ok(*(DWORD *)wirehmfp == WDT_REMOTE_CALL, "wirestgm + 0x18 should be WDT_REMOTE_CALL instead of 0x%08x\n", *(DWORD *)wirehmfp); wirehmfp += sizeof(DWORD); pmfp = GlobalLock(hmfp); ok(*(DWORD *)wirehmfp == (DWORD)(DWORD_PTR)pmfp->hMF, "wirestgm + 0x1c should be pmfp->hMF instead of 0x%08x\n", *(DWORD *)wirehmfp); GlobalUnlock(hmfp); wirehmfp += sizeof(DWORD); /* Note use (buffer_end - buffer) instead of size here, because size is an * overestimate with native */ ok(*(DWORD *)wirehmfp == (buffer_end - buffer - 0x28), "wirestgm + 0x20 should be size - 0x34 instead of 0x%08x\n", *(DWORD *)wirehmfp); wirehmfp += sizeof(DWORD); ok(*(DWORD *)wirehmfp == (buffer_end - buffer - 0x28), "wirestgm + 0x24 should be size - 0x34 instead of 0x%08x\n", *(DWORD *)wirehmfp); wirehmfp += sizeof(DWORD); ok(*(WORD *)wirehmfp == 1, "wirehmfp + 0x28 should be 1 instead of 0x%08x\n", *(DWORD *)wirehmfp); wirehmfp += sizeof(DWORD); /* ... rest of data not tested - refer to tests for GetMetaFileBits * at this point */ init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); HMETAFILEPICT_UserUnmarshal(&umcb.Flags, buffer, &hmfp2); ok(hmfp2 != NULL, "HMETAFILEPICT didn't unmarshal\n"); HeapFree(GetProcessHeap(), 0, buffer); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_DIFFERENTMACHINE); HMETAFILEPICT_UserFree(&umcb.Flags, &hmfp2); pmfp = GlobalLock(hmfp); DeleteMetaFile(pmfp->hMF); GlobalUnlock(hmfp); GlobalFree(hmfp); /* test NULL emf */ hmfp = NULL; init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_DIFFERENTMACHINE); size = HMETAFILEPICT_UserSize(&umcb.Flags, 0, &hmfp); ok(size == 8, "size should be 8 bytes, not %d\n", size); buffer = HeapAlloc(GetProcessHeap(), 0, size); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); HMETAFILEPICT_UserMarshal(&umcb.Flags, buffer, &hmfp); wirehmfp = buffer; ok(*(DWORD *)wirehmfp == WDT_REMOTE_CALL, "wirestgm + 0x0 should be WDT_REMOTE_CALL instead of 0x%08x\n", *(DWORD *)wirehmfp); wirehmfp += sizeof(DWORD); ok(*(DWORD *)wirehmfp == (DWORD)(DWORD_PTR)hmfp, "wirestgm + 0x4 should be hmf instead of 0x%08x\n", *(DWORD *)wirehmfp); wirehmfp += sizeof(DWORD); hmfp2 = NULL; init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); HMETAFILEPICT_UserUnmarshal(&umcb.Flags, buffer, &hmfp2); ok(hmfp2 == NULL, "NULL HMETAFILE didn't unmarshal\n"); HeapFree(GetProcessHeap(), 0, buffer); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_DIFFERENTMACHINE); HMETAFILEPICT_UserFree(&umcb.Flags, &hmfp2); } static HRESULT WINAPI Test_IUnknown_QueryInterface( LPUNKNOWN iface, REFIID riid, LPVOID *ppvObj) { if (ppvObj == NULL) return E_POINTER; if (IsEqualGUID(riid, &IID_IUnknown)) { *ppvObj = iface; IUnknown_AddRef(iface); return S_OK; } *ppvObj = NULL; return E_NOINTERFACE; } static ULONG WINAPI Test_IUnknown_AddRef(LPUNKNOWN iface) { return 2; /* non-heap-based object */ } static ULONG WINAPI Test_IUnknown_Release(LPUNKNOWN iface) { return 1; /* non-heap-based object */ } static const IUnknownVtbl TestUnknown_Vtbl = { Test_IUnknown_QueryInterface, Test_IUnknown_AddRef, Test_IUnknown_Release, }; static HRESULT WINAPI Test_IStream_QueryInterface(IStream *iface, REFIID riid, LPVOID *ppvObj) { if (ppvObj == NULL) return E_POINTER; if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IStream)) { *ppvObj = iface; IStream_AddRef(iface); return S_OK; } *ppvObj = NULL; return E_NOINTERFACE; } static ULONG WINAPI Test_IStream_AddRef(IStream *iface) { return 2; /* non-heap-based object */ } static ULONG WINAPI Test_IStream_Release(IStream *iface) { return 1; /* non-heap-based object */ } static const IStreamVtbl TestStream_Vtbl = { Test_IStream_QueryInterface, Test_IStream_AddRef, Test_IStream_Release /* the rest can be NULLs */ }; static IUnknown Test_Unknown = { &TestUnknown_Vtbl }; static IStream Test_Stream = { &TestStream_Vtbl }; ULONG __RPC_USER WdtpInterfacePointer_UserSize(ULONG *, ULONG, ULONG, IUnknown *, REFIID); unsigned char * __RPC_USER WdtpInterfacePointer_UserMarshal(ULONG *, ULONG, unsigned char *, IUnknown *, REFIID); unsigned char * __RPC_USER WdtpInterfacePointer_UserUnmarshal(ULONG *, unsigned char *, IUnknown **, REFIID); void __RPC_USER WdtpInterfacePointer_UserFree(IUnknown *); static void marshal_WdtpInterfacePointer(DWORD umcb_ctx, DWORD ctx) { USER_MARSHAL_CB umcb; MIDL_STUB_MESSAGE stub_msg; RPC_MESSAGE rpc_msg; unsigned char *buffer, *buffer_end; ULONG size; IUnknown *unk; IUnknown *unk2; unsigned char *wireip; HGLOBAL h = GlobalAlloc(GMEM_MOVEABLE, 0); IStream *stm; void *marshal_data; LARGE_INTEGER zero; ULARGE_INTEGER pos; DWORD marshal_size; /* shows that the WdtpInterfacePointer functions don't marshal anything for * NULL pointers, so code using these functions must handle that case * itself */ unk = NULL; init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, umcb_ctx); size = WdtpInterfacePointer_UserSize(&umcb.Flags, ctx, 0, unk, &IID_IUnknown); ok(size == 0, "size should be 0 bytes, not %d\n", size); buffer = HeapAlloc(GetProcessHeap(), 0, size); buffer_end = WdtpInterfacePointer_UserMarshal(&umcb.Flags, ctx, buffer, unk, &IID_IUnknown); wireip = buffer; HeapFree(GetProcessHeap(), 0, buffer); /* Now for a non-NULL pointer. The marshalled data are two size DWORDS and then the result of CoMarshalInterface called with the LOWORD of the ctx */ unk = &Test_Unknown; CreateStreamOnHGlobal(h, TRUE, &stm); CoMarshalInterface(stm, &IID_IUnknown, unk, LOWORD(ctx), NULL, MSHLFLAGS_NORMAL); zero.QuadPart = 0; IStream_Seek(stm, zero, STREAM_SEEK_CUR, &pos); marshal_size = pos.u.LowPart; marshal_data = GlobalLock(h); trace("marshal_size %x\n", marshal_size); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, umcb_ctx); size = WdtpInterfacePointer_UserSize(&umcb.Flags, ctx, 0, unk, &IID_IUnknown); ok(size >= marshal_size + 2 * sizeof(DWORD), "marshal size %x got %x\n", marshal_size, size); trace("WdtpInterfacePointer_UserSize returned %x\n", size); buffer = HeapAlloc(GetProcessHeap(), 0, size); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, umcb_ctx); buffer_end = WdtpInterfacePointer_UserMarshal(&umcb.Flags, ctx, buffer, unk, &IID_IUnknown); wireip = buffer; ok(buffer_end == buffer + marshal_size + 2 * sizeof(DWORD), "buffer_end %p buffer %p (diff %x)\n", buffer_end, buffer, buffer_end - buffer); ok(*(DWORD *)wireip == marshal_size, "wireip + 0x0 should be %x instead of %x\n", marshal_size, *(DWORD *)wireip); wireip += sizeof(DWORD); ok(*(DWORD *)wireip == marshal_size, "wireip + 0x4 should be %x instead of %x\n", marshal_size, *(DWORD *)wireip); wireip += sizeof(DWORD); ok(!memcmp(marshal_data, wireip, marshal_size), "buffer mismatch\n"); GlobalUnlock(h); zero.QuadPart = 0; IStream_Seek(stm, zero, STREAM_SEEK_SET, NULL); CoReleaseMarshalData(stm); IStream_Release(stm); unk2 = NULL; init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, umcb_ctx); WdtpInterfacePointer_UserUnmarshal(&umcb.Flags, buffer, &unk2, &IID_IUnknown); ok(unk2 != NULL, "IUnknown object didn't unmarshal properly\n"); HeapFree(GetProcessHeap(), 0, buffer); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_INPROC); WdtpInterfacePointer_UserFree(unk2); } static void test_marshal_WdtpInterfacePointer(void) { /* * There are two places where we can pass the marshalling ctx: as * part of the umcb and as a separate flag. The loword of that * separate flag field is what matters. */ /* All three are marshalled as inproc */ marshal_WdtpInterfacePointer(MSHCTX_INPROC, MSHCTX_INPROC); marshal_WdtpInterfacePointer(MSHCTX_DIFFERENTMACHINE, MSHCTX_INPROC); marshal_WdtpInterfacePointer(MSHCTX_INPROC, MAKELONG(MSHCTX_INPROC, 0xffff)); /* All three are marshalled as remote */ marshal_WdtpInterfacePointer(MSHCTX_INPROC, MSHCTX_DIFFERENTMACHINE); marshal_WdtpInterfacePointer(MSHCTX_DIFFERENTMACHINE, MSHCTX_DIFFERENTMACHINE); marshal_WdtpInterfacePointer(MSHCTX_INPROC, MAKELONG(MSHCTX_DIFFERENTMACHINE, 0xffff)); } static void test_marshal_STGMEDIUM(void) { USER_MARSHAL_CB umcb; MIDL_STUB_MESSAGE stub_msg; RPC_MESSAGE rpc_msg; unsigned char *buffer, *buffer_end, *expect_buffer, *expect_buffer_end; ULONG size, expect_size; STGMEDIUM med, med2; IUnknown *unk = &Test_Unknown; IStream *stm = &Test_Stream; /* TYMED_NULL with pUnkForRelease */ init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_DIFFERENTMACHINE); expect_size = WdtpInterfacePointer_UserSize(&umcb.Flags, umcb.Flags, 2 * sizeof(DWORD), unk, &IID_IUnknown); expect_buffer = HeapAlloc(GetProcessHeap(), 0, expect_size); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, expect_buffer, expect_size, MSHCTX_DIFFERENTMACHINE); expect_buffer_end = WdtpInterfacePointer_UserMarshal(&umcb.Flags, umcb.Flags, expect_buffer + 2 * sizeof(DWORD), unk, &IID_IUnknown); med.tymed = TYMED_NULL; U(med).pstg = NULL; med.pUnkForRelease = unk; init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_DIFFERENTMACHINE); size = STGMEDIUM_UserSize(&umcb.Flags, 0, &med); ok(size == expect_size, "size %d should be %d bytes\n", size, expect_size); buffer = HeapAlloc(GetProcessHeap(), 0, size); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); buffer_end = STGMEDIUM_UserMarshal(&umcb.Flags, buffer, &med); ok(buffer_end - buffer == expect_buffer_end - expect_buffer, "buffer size mismatch\n"); ok(*(DWORD*)buffer == TYMED_NULL, "got %08x\n", *(DWORD*)buffer); ok(*((DWORD*)buffer+1) != 0, "got %08x\n", *((DWORD*)buffer+1)); ok(!memcmp(buffer+8, expect_buffer + 8, expect_buffer_end - expect_buffer - 8), "buffer mismatch\n"); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); /* native crashes if this is uninitialised, presumably because it tries to release it */ med2.tymed = TYMED_NULL; U(med2).pstm = NULL; med2.pUnkForRelease = NULL; STGMEDIUM_UserUnmarshal(&umcb.Flags, buffer, &med2); ok(med2.tymed == TYMED_NULL, "got tymed %x\n", med2.tymed); ok(med2.pUnkForRelease != NULL, "Incorrectly unmarshalled\n"); HeapFree(GetProcessHeap(), 0, buffer); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_DIFFERENTMACHINE); STGMEDIUM_UserFree(&umcb.Flags, &med2); HeapFree(GetProcessHeap(), 0, expect_buffer); /* TYMED_ISTREAM with pUnkForRelease */ init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_DIFFERENTMACHINE); expect_size = WdtpInterfacePointer_UserSize(&umcb.Flags, umcb.Flags, 3 * sizeof(DWORD), (IUnknown*)stm, &IID_IStream); expect_size = WdtpInterfacePointer_UserSize(&umcb.Flags, umcb.Flags, expect_size, unk, &IID_IUnknown); expect_buffer = HeapAlloc(GetProcessHeap(), 0, expect_size); /* There may be a hole between the two interfaces so init the buffer to something */ memset(expect_buffer, 0xcc, expect_size); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, expect_buffer, expect_size, MSHCTX_DIFFERENTMACHINE); expect_buffer_end = WdtpInterfacePointer_UserMarshal(&umcb.Flags, umcb.Flags, expect_buffer + 3 * sizeof(DWORD), (IUnknown*)stm, &IID_IStream); expect_buffer_end = WdtpInterfacePointer_UserMarshal(&umcb.Flags, umcb.Flags, expect_buffer_end, unk, &IID_IUnknown); med.tymed = TYMED_ISTREAM; U(med).pstm = stm; med.pUnkForRelease = unk; init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_DIFFERENTMACHINE); size = STGMEDIUM_UserSize(&umcb.Flags, 0, &med); ok(size == expect_size, "size %d should be %d bytes\n", size, expect_size); buffer = HeapAlloc(GetProcessHeap(), 0, size); memset(buffer, 0xcc, size); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); buffer_end = STGMEDIUM_UserMarshal(&umcb.Flags, buffer, &med); ok(buffer_end - buffer == expect_buffer_end - expect_buffer, "buffer size mismatch\n"); ok(*(DWORD*)buffer == TYMED_ISTREAM, "got %08x\n", *(DWORD*)buffer); ok(*((DWORD*)buffer+1) != 0, "got %08x\n", *((DWORD*)buffer+1)); ok(*((DWORD*)buffer+2) != 0, "got %08x\n", *((DWORD*)buffer+2)); ok(!memcmp(buffer + 12, expect_buffer + 12, (buffer_end - buffer) - 12), "buffer mismatch\n"); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, buffer, size, MSHCTX_DIFFERENTMACHINE); /* native crashes if this is uninitialised, presumably because it tries to release it */ med2.tymed = TYMED_NULL; U(med2).pstm = NULL; med2.pUnkForRelease = NULL; STGMEDIUM_UserUnmarshal(&umcb.Flags, buffer, &med2); ok(med2.tymed == TYMED_ISTREAM, "got tymed %x\n", med2.tymed); ok(U(med2).pstm != NULL, "Incorrectly unmarshalled\n"); ok(med2.pUnkForRelease != NULL, "Incorrectly unmarshalled\n"); HeapFree(GetProcessHeap(), 0, buffer); init_user_marshal_cb(&umcb, &stub_msg, &rpc_msg, NULL, 0, MSHCTX_DIFFERENTMACHINE); STGMEDIUM_UserFree(&umcb.Flags, &med2); HeapFree(GetProcessHeap(), 0, expect_buffer); } START_TEST(usrmarshal) { CoInitialize(NULL); test_marshal_CLIPFORMAT(); test_marshal_HWND(); test_marshal_HGLOBAL(); test_marshal_HENHMETAFILE(); test_marshal_HMETAFILE(); test_marshal_HMETAFILEPICT(); test_marshal_WdtpInterfacePointer(); test_marshal_STGMEDIUM(); CoUninitialize(); }