dlls/user32/tests/dde.c

   1 /*
   2  * Unit tests for DDE functions
   3  *
   4  * Copyright (c) 2004 Dmitry Timoshkov
   5  * Copyright (c) 2007 James Hawkins
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include <assert.h>
  23 #include <stdarg.h>
  24 #include <stdio.h>
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "dde.h"
  30 #include "ddeml.h"
  31 #include "winerror.h"
  32
  33 #include "wine/test.h"
  34
  35 static const WCHAR TEST_DDE_SERVICE[] = {'T','e','s','t','D','D','E','S','e','r','v','i','c','e',0};
  36
  37 static char exec_cmdA[] = "ANSI dde command";
  38 static WCHAR exec_cmdW[] = {'u','n','i','c','o','d','e',' ','d','d','e',' ','c','o','m','m','a','n','d',0};
  39
  40 static WNDPROC old_dde_client_wndproc;
  41
  42 static const DWORD default_timeout = 200;
  43
  44 static void flush_events(void)
  45 {
  46     MSG msg;
  47     int diff = default_timeout;
  48     DWORD time = GetTickCount() + diff;
  49
  50     while (diff > 0)
  51     {
  52         if (MsgWaitForMultipleObjects( 0, NULL, FALSE, min(10,diff), QS_ALLINPUT ) == WAIT_TIMEOUT) break;
  53         while (PeekMessage( &msg, 0, 0, 0, PM_REMOVE )) DispatchMessage( &msg );
  54         diff = time - GetTickCount();
  55     }
  56 }
  57
  58 static void create_dde_window(HWND *hwnd, LPCSTR name, WNDPROC wndproc)
  59 {
  60     WNDCLASSA wcA;
  61
  62     memset(&wcA, 0, sizeof(wcA));
  63     wcA.lpfnWndProc = wndproc;
  64     wcA.lpszClassName = name;
  65     wcA.hInstance = GetModuleHandleA(0);
  66     assert(RegisterClassA(&wcA));
  67
  68     *hwnd = CreateWindowExA(0, name, NULL, WS_POPUP,
  69                             500, 500, CW_USEDEFAULT, CW_USEDEFAULT,
  70                             GetDesktopWindow(), 0, GetModuleHandleA(0), NULL);
  71     assert(*hwnd);
  72 }
  73
  74 static LRESULT WINAPI dde_server_wndproc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
  75 {
  76     UINT_PTR lo, hi;
  77     char str[MAX_PATH], *ptr;
  78     HGLOBAL hglobal;
  79     DDEDATA *data;
  80     DDEPOKE *poke;
  81     DWORD size;
  82
  83     static int msg_index = 0;
  84     static HWND client = 0;
  85     static BOOL executed = FALSE;
  86
  87     if (msg < WM_DDE_FIRST || msg > WM_DDE_LAST)
  88         return DefWindowProcA(hwnd, msg, wparam, lparam);
  89
  90     msg_index++;
  91
  92     switch (msg)
  93     {
  94     case WM_DDE_INITIATE:
  95     {
  96         client = (HWND)wparam;
  97         ok(msg_index == 1, "Expected 1, got %d\n", msg_index);
  98
  99         GlobalGetAtomNameA(LOWORD(lparam), str, MAX_PATH);
 100         ok(!lstrcmpA(str, "TestDDEService"), "Expected TestDDEService, got %s\n", str);
 101
 102         GlobalGetAtomNameA(HIWORD(lparam), str, MAX_PATH);
 103         ok(!lstrcmpA(str, "TestDDETopic"), "Expected TestDDETopic, got %s\n", str);
 104
 105         SendMessageA(client, WM_DDE_ACK, (WPARAM)hwnd, lparam);
 106
 107         break;
 108     }
 109
 110     case WM_DDE_REQUEST:
 111     {
 112         ok((msg_index >= 2 && msg_index <= 4) ||
 113            (msg_index >= 7 && msg_index <= 8),
 114            "Expected 2, 3, 4, 7 or 8, got %d\n", msg_index);
 115         ok(wparam == (WPARAM)client, "Expected client hwnd, got %08lx\n", wparam);
 116         ok(LOWORD(lparam) == CF_TEXT, "Expected CF_TEXT, got %d\n", LOWORD(lparam));
 117
 118         GlobalGetAtomNameA(HIWORD(lparam), str, MAX_PATH);
 119         if (msg_index < 8)
 120             ok(!lstrcmpA(str, "request"), "Expected request, got %s\n", str);
 121         else
 122             ok(!lstrcmpA(str, "executed"), "Expected executed, got %s\n", str);
 123
 124         if (msg_index == 8)
 125         {
 126             if (executed)
 127                 lstrcpyA(str, "command executed\r\n");
 128             else
 129                 lstrcpyA(str, "command not executed\r\n");
 130         }
 131         else
 132             lstrcpyA(str, "requested data\r\n");
 133
 134         size = sizeof(DDEDATA) + lstrlenA(str) + 1;
 135         hglobal = GlobalAlloc(GMEM_MOVEABLE, size);
 136         ok(hglobal != NULL, "Expected non-NULL hglobal\n");
 137
 138         data = GlobalLock(hglobal);
 139         ZeroMemory(data, size);
 140
 141         /* setting fResponse to FALSE at this point destroys
 142          * the internal messaging state of native dde
 143          */
 144         data->fResponse = TRUE;
 145
 146         if (msg_index == 2)
 147             data->fRelease = TRUE;
 148         else if (msg_index == 3)
 149             data->fAckReq = TRUE;
 150
 151         data->cfFormat = CF_TEXT;
 152         lstrcpyA((LPSTR)data->Value, str);
 153         GlobalUnlock(hglobal);
 154
 155         lparam = PackDDElParam(WM_DDE_ACK, (UINT)hglobal, HIWORD(lparam));
 156         PostMessageA(client, WM_DDE_DATA, (WPARAM)hwnd, lparam);
 157
 158         break;
 159     }
 160
 161     case WM_DDE_POKE:
 162     {
 163         ok(msg_index == 5 || msg_index == 6, "Expected 5 or 6, got %d\n", msg_index);
 164         ok(wparam == (WPARAM)client, "Expected client hwnd, got %08lx\n", wparam);
 165
 166         UnpackDDElParam(WM_DDE_POKE, lparam, &lo, &hi);
 167
 168         GlobalGetAtomNameA(hi, str, MAX_PATH);
 169         ok(!lstrcmpA(str, "poker"), "Expected poker, got %s\n", str);
 170
 171         poke = GlobalLock((HGLOBAL)lo);
 172         ok(poke != NULL, "Expected non-NULL poke\n");
 173         ok(poke->fReserved == 0, "Expected 0, got %d\n", poke->fReserved);
 174         ok(poke->unused == 0, "Expected 0, got %d\n", poke->unused);
 175         ok(poke->fRelease == TRUE, "Expected TRUE, got %d\n", poke->fRelease);
 176         ok(poke->cfFormat == CF_TEXT, "Expected CF_TEXT, got %d\n", poke->cfFormat);
 177
 178         if (msg_index == 5)
 179             ok(lstrcmpA((LPSTR)poke->Value, "poke data\r\n"),
 180                "Expected 'poke data\\r\\n', got %s\n", poke->Value);
 181         else
 182             ok(!lstrcmpA((LPSTR)poke->Value, "poke data\r\n"),
 183                "Expected 'poke data\\r\\n', got %s\n", poke->Value);
 184
 185         GlobalUnlock((HGLOBAL)lo);
 186
 187         lparam = PackDDElParam(WM_DDE_ACK, DDE_FACK, hi);
 188         PostMessageA(client, WM_DDE_ACK, (WPARAM)hwnd, lparam);
 189
 190         break;
 191     }
 192
 193     case WM_DDE_EXECUTE:
 194     {
 195         ok(msg_index == 7, "Expected 7, got %d\n", msg_index);
 196         ok(wparam == (WPARAM)client, "Expected client hwnd, got %08lx\n", wparam);
 197
 198         ptr = GlobalLock((HGLOBAL)lparam);
 199         ok(!lstrcmpA(ptr, "[Command(Var)]"), "Expected [Command(Var)], got %s\n", ptr);
 200         GlobalUnlock((HGLOBAL)lparam);
 201
 202         executed = TRUE;
 203
 204         lparam = ReuseDDElParam(lparam, WM_DDE_EXECUTE, WM_DDE_ACK, DDE_FACK, HIWORD(lparam));
 205         PostMessageA(client, WM_DDE_ACK, (WPARAM)hwnd, lparam);
 206
 207         break;
 208     }
 209
 210     case WM_DDE_TERMINATE:
 211     {
 212         ok(msg_index == 9, "Expected 9, got %d\n", msg_index);
 213         ok(wparam == (WPARAM)client, "Expected client hwnd, got %08lx\n", wparam);
 214         ok(lparam == 0, "Expected 0, got %08lx\n", lparam);
 215
 216         PostMessageA(client, WM_DDE_TERMINATE, (WPARAM)hwnd, 0);
 217
 218         break;
 219     }
 220
 221     default:
 222         ok(FALSE, "Unhandled msg: %08x\n", msg);
 223     }
 224
 225     return DefWindowProcA(hwnd, msg, wparam, lparam);
 226 }
 227
 228 static void test_msg_server(HANDLE hproc)
 229 {
 230     MSG msg;
 231     HWND hwnd;
 232     DWORD res;
 233
 234     create_dde_window(&hwnd, "dde_server", dde_server_wndproc);
 235
 236     while (MsgWaitForMultipleObjects( 1, &hproc, FALSE, INFINITE, QS_ALLINPUT ) != 0)
 237     {
 238         while (PeekMessage(&msg, 0, 0, 0, PM_REMOVE)) DispatchMessageA(&msg);
 239     }
 240
 241     DestroyWindow(hwnd);
 242     GetExitCodeProcess( hproc, &res );
 243     ok( !res, "client failed with %u error(s)\n", res );
 244 }
 245
 246 static HDDEDATA CALLBACK client_ddeml_callback(UINT uType, UINT uFmt, HCONV hconv,
 247                                                HSZ hsz1, HSZ hsz2, HDDEDATA hdata,
 248                                                ULONG_PTR dwData1, ULONG_PTR dwData2)
 249 {
 250     ok(FALSE, "Unhandled msg: %08x\n", uType);
 251     return 0;
 252 }
 253
 254 static void test_ddeml_client(void)
 255 {
 256     UINT ret;
 257     LPSTR str;
 258     DWORD size, res;
 259     HDDEDATA hdata, op;
 260     HSZ server, topic, item;
 261     DWORD client_pid;
 262     HCONV conversation;
 263
 264     client_pid = 0;
 265     ret = DdeInitializeA(&client_pid, client_ddeml_callback, APPCMD_CLIENTONLY, 0);
 266     ok(ret == DMLERR_NO_ERROR, "Expected DMLERR_NO_ERROR, got %d\n", ret);
 267
 268     /* FIXME: make these atoms global and check them in the server */
 269
 270     server = DdeCreateStringHandleA(client_pid, "TestDDEService", CP_WINANSI);
 271     topic = DdeCreateStringHandleA(client_pid, "TestDDETopic", CP_WINANSI);
 272
 273     DdeGetLastError(client_pid);
 274     conversation = DdeConnect(client_pid, server, topic, NULL);
 275     ok(conversation != NULL, "Expected non-NULL conversation\n");
 276     ret = DdeGetLastError(client_pid);
 277     ok(ret == DMLERR_NO_ERROR, "Expected DMLERR_NO_ERROR, got %d\n", ret);
 278
 279     DdeFreeStringHandle(client_pid, server);
 280
 281     item = DdeCreateStringHandleA(client_pid, "request", CP_WINANSI);
 282
 283     /* XTYP_REQUEST, fRelease = TRUE */
 284     res = 0xdeadbeef;
 285     DdeGetLastError(client_pid);
 286     hdata = DdeClientTransaction(NULL, 0, conversation, item, CF_TEXT, XTYP_REQUEST, default_timeout, &res);
 287     ret = DdeGetLastError(client_pid);
 288     ok(hdata != NULL, "Expected non-NULL hdata, got %p\n", hdata);
 289     ok(ret == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", ret);
 290     todo_wine
 291     {
 292         ok(res == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %08x\n", res);
 293     }
 294
 295     str = (LPSTR)DdeAccessData(hdata, &size);
 296     ok(!lstrcmpA(str, "requested data\r\n"), "Expected 'requested data\\r\\n', got %s\n", str);
 297     ok(size == 19, "Expected 19, got %d\n", size);
 298
 299     ret = DdeUnaccessData(hdata);
 300     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
 301
 302     /* XTYP_REQUEST, fAckReq = TRUE */
 303     res = 0xdeadbeef;
 304     DdeGetLastError(client_pid);
 305     hdata = DdeClientTransaction(NULL, 0, conversation, item, CF_TEXT, XTYP_REQUEST, default_timeout, &res);
 306     ret = DdeGetLastError(client_pid);
 307     ok(hdata != NULL, "Expected non-NULL hdata\n");
 308     todo_wine
 309     {
 310         ok(res == DDE_FNOTPROCESSED, "Expected DDE_FNOTPROCESSED, got %d\n", res);
 311         ok(ret == DMLERR_MEMORY_ERROR, "Expected DMLERR_MEMORY_ERROR, got %d\n", ret);
 312     }
 313
 314     str = (LPSTR)DdeAccessData(hdata, &size);
 315     ok(!lstrcmpA(str, "requested data\r\n"), "Expected 'requested data\\r\\n', got %s\n", str);
 316     ok(size == 19, "Expected 19, got %d\n", size);
 317
 318     ret = DdeUnaccessData(hdata);
 319     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
 320
 321     /* XTYP_REQUEST, all params normal */
 322     res = 0xdeadbeef;
 323     DdeGetLastError(client_pid);
 324     hdata = DdeClientTransaction(NULL, 0, conversation, item, CF_TEXT, XTYP_REQUEST, default_timeout, &res);
 325     ret = DdeGetLastError(client_pid);
 326     ok(hdata != NULL, "Expected non-NULL hdata\n");
 327     ok(ret == DMLERR_NO_ERROR, "Expected DMLERR_NO_ERROR, got %d\n", ret);
 328     todo_wine
 329     {
 330         ok(res == DDE_FNOTPROCESSED, "Expected DDE_FNOTPROCESSED, got %d\n", res);
 331     }
 332
 333     str = (LPSTR)DdeAccessData(hdata, &size);
 334     ok(!lstrcmpA(str, "requested data\r\n"), "Expected 'requested data\\r\\n', got %s\n", str);
 335     ok(size == 19, "Expected 19, got %d\n", size);
 336
 337     ret = DdeUnaccessData(hdata);
 338     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
 339
 340     /* XTYP_REQUEST, no item */
 341     res = 0xdeadbeef;
 342     DdeGetLastError(client_pid);
 343     hdata = DdeClientTransaction(NULL, 0, conversation, 0, CF_TEXT, XTYP_REQUEST, default_timeout, &res);
 344     ret = DdeGetLastError(client_pid);
 345     ok(hdata == NULL, "Expected NULL hdata, got %p\n", hdata);
 346     ok(res == 0xdeadbeef, "Expected 0xdeadbeef, got %08x\n", res);
 347     ok(ret == DMLERR_INVALIDPARAMETER, "Expected DMLERR_INVALIDPARAMETER, got %d\n", ret);
 348
 349     DdeFreeStringHandle(client_pid, item);
 350
 351     item = DdeCreateStringHandleA(client_pid, "poker", CP_WINANSI);
 352
 353     lstrcpyA(str, "poke data\r\n");
 354     hdata = DdeCreateDataHandle(client_pid, (LPBYTE)str, lstrlenA(str) + 1,
 355                                 0, item, CF_TEXT, 0);
 356     ok(hdata != NULL, "Expected non-NULL hdata\n");
 357
 358     /* XTYP_POKE, no item */
 359     res = 0xdeadbeef;
 360     DdeGetLastError(client_pid);
 361     op = DdeClientTransaction((LPBYTE)hdata, -1, conversation, 0, CF_TEXT, XTYP_POKE, default_timeout, &res);
 362     ret = DdeGetLastError(client_pid);
 363     ok(op == NULL, "Expected NULL, got %p\n", op);
 364     ok(res == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", res);
 365     ok(ret == DMLERR_INVALIDPARAMETER, "Expected DMLERR_INVALIDPARAMETER, got %d\n", ret);
 366
 367     /* XTYP_POKE, no data */
 368     res = 0xdeadbeef;
 369     DdeGetLastError(client_pid);
 370     op = DdeClientTransaction(NULL, 0, conversation, 0, CF_TEXT, XTYP_POKE, default_timeout, &res);
 371     ret = DdeGetLastError(client_pid);
 372     ok(op == NULL, "Expected NULL, got %p\n", op);
 373     ok(res == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", res);
 374     ok(ret == DMLERR_INVALIDPARAMETER, "Expected DMLERR_INVALIDPARAMETER, got %d\n", ret);
 375
 376     /* XTYP_POKE, wrong size */
 377     res = 0xdeadbeef;
 378     DdeGetLastError(client_pid);
 379     op = DdeClientTransaction((LPBYTE)hdata, 0, conversation, item, CF_TEXT, XTYP_POKE, default_timeout, &res);
 380     ret = DdeGetLastError(client_pid);
 381     ok(op == (HDDEDATA)TRUE, "Expected TRUE, got %p\n", op);
 382     ok(res == DDE_FACK, "Expected DDE_FACK, got %d\n", res);
 383     ok(ret == DMLERR_NO_ERROR, "Expected DMLERR_NO_ERROR, got %d\n", ret);
 384
 385     /* XTYP_POKE, correct params */
 386     res = 0xdeadbeef;
 387     DdeGetLastError(client_pid);
 388     op = DdeClientTransaction((LPBYTE)hdata, -1, conversation, item, CF_TEXT, XTYP_POKE, default_timeout, &res);
 389     ret = DdeGetLastError(client_pid);
 390     ok(op == (HDDEDATA)TRUE, "Expected TRUE, got %p\n", op);
 391     ok(res == DDE_FACK, "Expected DDE_FACK, got %d\n", res);
 392     ok(ret == DMLERR_NO_ERROR, "Expected DMLERR_NO_ERROR, got %d\n", ret);
 393
 394     DdeFreeDataHandle(hdata);
 395
 396     lstrcpyA(str, "[Command(Var)]");
 397     hdata = DdeCreateDataHandle(client_pid, (LPBYTE)str, lstrlenA(str) + 1,
 398                                 0, NULL, CF_TEXT, 0);
 399     ok(hdata != NULL, "Expected non-NULL hdata\n");
 400
 401     /* XTYP_EXECUTE, correct params */
 402     res = 0xdeadbeef;
 403     DdeGetLastError(client_pid);
 404     op = DdeClientTransaction((LPBYTE)hdata, -1, conversation, NULL, 0, XTYP_EXECUTE, default_timeout, &res);
 405     ret = DdeGetLastError(client_pid);
 406     ok(ret == DMLERR_NO_ERROR, "Expected DMLERR_NO_ERROR, got %d\n", ret);
 407     todo_wine
 408     {
 409         ok(op == (HDDEDATA)TRUE, "Expected TRUE, got %p\n", op);
 410         ok(res == DDE_FACK, "Expected DDE_FACK, got %d\n", res);
 411     }
 412
 413     /* XTYP_EXECUTE, no data */
 414     res = 0xdeadbeef;
 415     DdeGetLastError(client_pid);
 416     op = DdeClientTransaction(NULL, 0, conversation, NULL, 0, XTYP_EXECUTE, default_timeout, &res);
 417     ret = DdeGetLastError(client_pid);
 418     ok(op == NULL, "Expected NULL, got %p\n", op);
 419     ok(res == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", res);
 420     todo_wine
 421     {
 422         ok(ret == DMLERR_MEMORY_ERROR, "Expected DMLERR_MEMORY_ERROR, got %d\n", ret);
 423     }
 424
 425     /* XTYP_EXECUTE, no data, -1 size */
 426     res = 0xdeadbeef;
 427     DdeGetLastError(client_pid);
 428     op = DdeClientTransaction(NULL, -1, conversation, NULL, 0, XTYP_EXECUTE, default_timeout, &res);
 429     ret = DdeGetLastError(client_pid);
 430     ok(op == NULL, "Expected NULL, got %p\n", op);
 431     ok(res == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", res);
 432     todo_wine
 433     {
 434         ok(ret == DMLERR_INVALIDPARAMETER, "Expected DMLERR_INVALIDPARAMETER, got %d\n", ret);
 435     }
 436
 437     DdeFreeStringHandle(client_pid, topic);
 438     DdeFreeDataHandle(hdata);
 439
 440     item = DdeCreateStringHandleA(client_pid, "executed", CP_WINANSI);
 441
 442     /* verify the execute */
 443     res = 0xdeadbeef;
 444     DdeGetLastError(client_pid);
 445     hdata = DdeClientTransaction(NULL, 0, conversation, item, CF_TEXT, XTYP_REQUEST, default_timeout, &res);
 446     ret = DdeGetLastError(client_pid);
 447     ok(hdata != NULL, "Expected non-NULL hdata\n");
 448     ok(ret == DMLERR_NO_ERROR, "Expected DMLERR_NO_ERROR, got %d\n", ret);
 449     todo_wine
 450     {
 451         ok(res == DDE_FNOTPROCESSED, "Expected DDE_FNOTPROCESSED, got %d\n", res);
 452     }
 453
 454     str = (LPSTR)DdeAccessData(hdata, &size);
 455     ok(!lstrcmpA(str, "command executed\r\n"), "Expected 'command executed\\r\\n', got %s\n", str);
 456     ok(size == 21, "Expected 21, got %d\n", size);
 457
 458     ret = DdeUnaccessData(hdata);
 459     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
 460
 461     /* invalid transactions */
 462
 463     res = 0xdeadbeef;
 464     DdeGetLastError(client_pid);
 465     op = DdeClientTransaction(NULL, 0, conversation, item, CF_TEXT, XTYP_ADVREQ, default_timeout, &res);
 466     ret = DdeGetLastError(client_pid);
 467     ok(op == NULL, "Expected NULL, got %p\n", op);
 468     ok(res == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", res);
 469     ok(ret == DMLERR_INVALIDPARAMETER, "Expected DMLERR_INVALIDPARAMETER, got %d\n", ret);
 470
 471     res = 0xdeadbeef;
 472     DdeGetLastError(client_pid);
 473     op = DdeClientTransaction(NULL, 0, conversation, item, CF_TEXT, XTYP_CONNECT, default_timeout, &res);
 474     ret = DdeGetLastError(client_pid);
 475     ok(op == NULL, "Expected NULL, got %p\n", op);
 476     ok(res == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", res);
 477     ok(ret == DMLERR_INVALIDPARAMETER, "Expected DMLERR_INVALIDPARAMETER, got %d\n", ret);
 478
 479     res = 0xdeadbeef;
 480     DdeGetLastError(client_pid);
 481     op = DdeClientTransaction(NULL, 0, conversation, item, CF_TEXT, XTYP_CONNECT_CONFIRM, default_timeout, &res);
 482     ret = DdeGetLastError(client_pid);
 483     ok(op == NULL, "Expected NULL, got %p\n", op);
 484     ok(res == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", res);
 485     ok(ret == DMLERR_INVALIDPARAMETER, "Expected DMLERR_INVALIDPARAMETER, got %d\n", ret);
 486
 487     res = 0xdeadbeef;
 488     DdeGetLastError(client_pid);
 489     op = DdeClientTransaction(NULL, 0, conversation, item, CF_TEXT, XTYP_DISCONNECT, default_timeout, &res);
 490     ret = DdeGetLastError(client_pid);
 491     ok(op == NULL, "Expected NULL, got %p\n", op);
 492     ok(res == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", res);
 493     ok(ret == DMLERR_INVALIDPARAMETER, "Expected DMLERR_INVALIDPARAMETER, got %d\n", ret);
 494
 495     res = 0xdeadbeef;
 496     DdeGetLastError(client_pid);
 497     op = DdeClientTransaction(NULL, 0, conversation, item, CF_TEXT, XTYP_ERROR, default_timeout, &res);
 498     ret = DdeGetLastError(client_pid);
 499     ok(op == NULL, "Expected NULL, got %p\n", op);
 500     ok(res == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", res);
 501     ok(ret == DMLERR_INVALIDPARAMETER, "Expected DMLERR_INVALIDPARAMETER, got %d\n", ret);
 502
 503     res = 0xdeadbeef;
 504     DdeGetLastError(client_pid);
 505     op = DdeClientTransaction(NULL, 0, conversation, item, CF_TEXT, XTYP_MONITOR, default_timeout, &res);
 506     ret = DdeGetLastError(client_pid);
 507     ok(op == NULL, "Expected NULL, got %p\n", op);
 508     ok(res == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", res);
 509     ok(ret == DMLERR_INVALIDPARAMETER, "Expected DMLERR_INVALIDPARAMETER, got %d\n", ret);
 510
 511     res = 0xdeadbeef;
 512     DdeGetLastError(client_pid);
 513     op = DdeClientTransaction(NULL, 0, conversation, item, CF_TEXT, XTYP_REGISTER, default_timeout, &res);
 514     ret = DdeGetLastError(client_pid);
 515     ok(op == NULL, "Expected NULL, got %p\n", op);
 516     ok(res == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", res);
 517     ok(ret == DMLERR_INVALIDPARAMETER, "Expected DMLERR_INVALIDPARAMETER, got %d\n", ret);
 518
 519     res = 0xdeadbeef;
 520     DdeGetLastError(client_pid);
 521     op = DdeClientTransaction(NULL, 0, conversation, item, CF_TEXT, XTYP_UNREGISTER, default_timeout, &res);
 522     ret = DdeGetLastError(client_pid);
 523     ok(op == NULL, "Expected NULL, got %p\n", op);
 524     ok(res == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", res);
 525     ok(ret == DMLERR_INVALIDPARAMETER, "Expected DMLERR_INVALIDPARAMETER, got %d\n", ret);
 526
 527     res = 0xdeadbeef;
 528     DdeGetLastError(client_pid);
 529     op = DdeClientTransaction(NULL, 0, conversation, item, CF_TEXT, XTYP_WILDCONNECT, default_timeout, &res);
 530     ret = DdeGetLastError(client_pid);
 531     ok(op == NULL, "Expected NULL, got %p\n", op);
 532     ok(res == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", res);
 533     ok(ret == DMLERR_INVALIDPARAMETER, "Expected DMLERR_INVALIDPARAMETER, got %d\n", ret);
 534
 535     res = 0xdeadbeef;
 536     DdeGetLastError(client_pid);
 537     op = DdeClientTransaction(NULL, 0, conversation, item, CF_TEXT, XTYP_XACT_COMPLETE, default_timeout, &res);
 538     ret = DdeGetLastError(client_pid);
 539     ok(op == NULL, "Expected NULL, got %p\n", op);
 540     ok(res == 0xdeadbeef, "Expected 0xdeadbeef, got %d\n", res);
 541     ok(ret == DMLERR_INVALIDPARAMETER, "Expected DMLERR_INVALIDPARAMETER, got %d\n", ret);
 542
 543     DdeFreeStringHandle(client_pid, item);
 544
 545     ret = DdeDisconnect(conversation);
 546     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
 547
 548     ret = DdeUninitialize(client_pid);
 549     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
 550 }
 551
 552 static DWORD server_pid;
 553
 554 static HDDEDATA CALLBACK server_ddeml_callback(UINT uType, UINT uFmt, HCONV hconv,
 555                                                HSZ hsz1, HSZ hsz2, HDDEDATA hdata,
 556                                                ULONG_PTR dwData1, ULONG_PTR dwData2)
 557 {
 558     char str[MAX_PATH], *ptr;
 559     HDDEDATA ret;
 560     DWORD size;
 561
 562     static int msg_index = 0;
 563     static HCONV conversation = 0;
 564
 565     msg_index++;
 566
 567     switch (uType)
 568     {
 569     case XTYP_REGISTER:
 570     {
 571         ok(msg_index == 1, "Expected 1, got %d\n", msg_index);
 572         ok(uFmt == 0, "Expected 0, got %d\n", uFmt);
 573         ok(hconv == 0, "Expected 0, got %p\n", hconv);
 574         ok(hdata == 0, "Expected 0, got %p\n", hdata);
 575         ok(dwData1 == 0, "Expected 0, got %08lx\n", dwData1);
 576         ok(dwData2 == 0, "Expected 0, got %08lx\n", dwData2);
 577
 578         size = DdeQueryStringA(server_pid, hsz1, str, MAX_PATH, CP_WINANSI);
 579         ok(!lstrcmpA(str, "TestDDEServer"), "Expected TestDDEServer, got %s\n", str);
 580         ok(size == 13, "Expected 13, got %d\n", size);
 581
 582         size = DdeQueryStringA(server_pid, hsz2, str, MAX_PATH, CP_WINANSI);
 583         ok(!strncmp(str, "TestDDEServer(", 14), "Expected TestDDEServer(, got %s\n", str);
 584         ok(str[size - 1] == ')', "Expected ')', got %c\n", str[size - 1]);
 585         ok(size == 25, "Expected 25, got %d\n", size);
 586
 587         return (HDDEDATA)TRUE;
 588     }
 589
 590     case XTYP_CONNECT:
 591     {
 592         ok(msg_index == 2, "Expected 2, got %d\n", msg_index);
 593         ok(uFmt == 0, "Expected 0, got %d\n", uFmt);
 594         ok(hconv == 0, "Expected 0, got %p\n", hconv);
 595         ok(hdata == 0, "Expected 0, got %p\n", hdata);
 596         ok(dwData1 == 0, "Expected 0, got %08lx\n", dwData1);
 597         ok(dwData2 == FALSE, "Expected FALSE, got %08lx\n", dwData2);
 598
 599         size = DdeQueryStringA(server_pid, hsz1, str, MAX_PATH, CP_WINANSI);
 600         ok(!lstrcmpA(str, "TestDDETopic"), "Expected TestDDETopic, got %s\n", str);
 601         ok(size == 12, "Expected 12, got %d\n", size);
 602
 603         size = DdeQueryStringA(server_pid, hsz2, str, MAX_PATH, CP_WINANSI);
 604         ok(!lstrcmpA(str, "TestDDEServer"), "Expected TestDDEServer, got %s\n", str);
 605         ok(size == 13, "Expected 13, got %d\n", size);
 606
 607         return (HDDEDATA)TRUE;
 608     }
 609
 610     case XTYP_CONNECT_CONFIRM:
 611     {
 612         conversation = hconv;
 613
 614         ok(msg_index == 3, "Expected 3, got %d\n", msg_index);
 615         ok(uFmt == 0, "Expected 0, got %d\n", uFmt);
 616         ok(hconv != NULL, "Expected non-NULL hconv\n");
 617         ok(hdata == 0, "Expected 0, got %p\n", hdata);
 618         ok(dwData1 == 0, "Expected 0, got %08lx\n", dwData1);
 619         ok(dwData2 == FALSE, "Expected FALSE, got %08lx\n", dwData2);
 620
 621         size = DdeQueryStringA(server_pid, hsz1, str, MAX_PATH, CP_WINANSI);
 622         ok(!lstrcmpA(str, "TestDDETopic"), "Expected TestDDETopic, got %s\n", str);
 623         ok(size == 12, "Expected 12, got %d\n", size);
 624
 625         size = DdeQueryStringA(server_pid, hsz2, str, MAX_PATH, CP_WINANSI);
 626         ok(!lstrcmpA(str, "TestDDEServer"), "Expected TestDDEServer, got %s\n", str);
 627         ok(size == 13, "Expected 13, got %d\n", size);
 628
 629         return (HDDEDATA)TRUE;
 630     }
 631
 632     case XTYP_REQUEST:
 633     {
 634         ok(msg_index == 4 || msg_index == 5 || msg_index == 6,
 635            "Expected 4, 5 or 6, got %d\n", msg_index);
 636         ok(hconv == conversation, "Expected conversation handle, got %p\n", hconv);
 637         ok(hdata == 0, "Expected 0, got %p\n", hdata);
 638         ok(dwData1 == 0, "Expected 0, got %08lx\n", dwData1);
 639         ok(dwData2 == 0, "Expected 0, got %08lx\n", dwData2);
 640
 641         if (msg_index == 4)
 642             ok(uFmt == 0xbeef, "Expected 0xbeef, got %08x\n", uFmt);
 643         else
 644             ok(uFmt == CF_TEXT, "Expected CF_TEXT, got %08x\n", uFmt);
 645
 646         size = DdeQueryStringA(server_pid, hsz1, str, MAX_PATH, CP_WINANSI);
 647         ok(!lstrcmpA(str, "TestDDETopic"), "Expected TestDDETopic, got %s\n", str);
 648         ok(size == 12, "Expected 12, got %d\n", size);
 649
 650         size = DdeQueryStringA(server_pid, hsz2, str, MAX_PATH, CP_WINANSI);
 651
 652         if (msg_index == 5)
 653         {
 654             todo_wine
 655             {
 656                 ok(!lstrcmpA(str, ""), "Expected empty string, got %s\n", str);
 657                 ok(size == 1, "Expected 1, got %d\n", size);
 658             }
 659         }
 660         else if (msg_index == 6)
 661         {
 662             ok(!lstrcmpA(str, "request"), "Expected request, got %s\n", str);
 663             ok(size == 7, "Expected 7, got %d\n", size);
 664         }
 665
 666         if (msg_index == 6)
 667         {
 668             lstrcpyA(str, "requested data\r\n");
 669             return DdeCreateDataHandle(server_pid, (LPBYTE)str, lstrlenA(str) + 1,
 670                                         0, hsz2, CF_TEXT, 0);
 671         }
 672
 673         return NULL;
 674     }
 675
 676     case XTYP_POKE:
 677     {
 678         ok(msg_index == 7 || msg_index == 8, "Expected 7 or 8, got %d\n", msg_index);
 679         ok(uFmt == CF_TEXT, "Expected CF_TEXT, got %d\n", uFmt);
 680         ok(hconv == conversation, "Expected conversation handle, got %p\n", hconv);
 681         ok(dwData1 == 0, "Expected 0, got %08lx\n", dwData1);
 682         ok(dwData2 == 0, "Expected 0, got %08lx\n", dwData2);
 683
 684         size = DdeQueryStringA(server_pid, hsz1, str, MAX_PATH, CP_WINANSI);
 685         ok(!lstrcmpA(str, "TestDDETopic"), "Expected TestDDETopic, got %s\n", str);
 686         ok(size == 12, "Expected 12, got %d\n", size);
 687
 688         ptr = (LPSTR)DdeAccessData(hdata, &size);
 689         ok(!lstrcmpA(ptr, "poke data\r\n"), "Expected 'poke data\\r\\n', got %s\n", ptr);
 690         todo_wine
 691         {
 692             ok(size == 14, "Expected 14, got %d\n", size);
 693         }
 694         DdeUnaccessData(hdata);
 695
 696         size = DdeQueryStringA(server_pid, hsz2, str, MAX_PATH, CP_WINANSI);
 697         if (msg_index == 7)
 698         {
 699             todo_wine
 700             {
 701                 ok(!lstrcmpA(str, ""), "Expected empty string, got %s\n", str);
 702                 ok(size == 1, "Expected 1, got %d\n", size);
 703             }
 704         }
 705         else
 706         {
 707             ok(!lstrcmpA(str, "poke"), "Expected poke, got %s\n", str);
 708             ok(size == 4, "Expected 4, got %d\n", size);
 709         }
 710
 711         return (HDDEDATA)DDE_FACK;
 712     }
 713
 714     case XTYP_EXECUTE:
 715     {
 716         ok(msg_index == 9 || msg_index == 10, "Expected 9 or 10, got %d\n", msg_index);
 717         ok(uFmt == 0, "Expected 0, got %d\n", uFmt);
 718         ok(hconv == conversation, "Expected conversation handle, got %p\n", hconv);
 719         ok(dwData1 == 0, "Expected 0, got %08lx\n", dwData1);
 720         ok(dwData2 == 0, "Expected 0, got %08lx\n", dwData2);
 721         ok(hsz2 == 0, "Expected 0, got %p\n", hsz2);
 722
 723         size = DdeQueryStringA(server_pid, hsz1, str, MAX_PATH, CP_WINANSI);
 724         ok(!lstrcmpA(str, "TestDDETopic"), "Expected TestDDETopic, got %s\n", str);
 725         ok(size == 12, "Expected 12, got %d\n", size);
 726
 727         ptr = (LPSTR)DdeAccessData(hdata, &size);
 728
 729         if (msg_index == 9)
 730         {
 731             ok(!lstrcmpA(ptr, "[Command(Var)]"), "Expected '[Command(Var)]', got %s\n", ptr);
 732             ok(size == 15, "Expected 15, got %d\n", size);
 733             ret = (HDDEDATA)DDE_FACK;
 734         }
 735         else
 736         {
 737             ok(!lstrcmpA(ptr, "[BadCommand(Var)]"), "Expected '[BadCommand(Var)]', got %s\n", ptr);
 738             ok(size == 18, "Expected 18, got %d\n", size);
 739             ret = (HDDEDATA)DDE_FNOTPROCESSED;
 740         }
 741
 742         DdeUnaccessData(hdata);
 743
 744         return ret;
 745     }
 746
 747     case XTYP_DISCONNECT:
 748     {
 749         ok(msg_index == 11, "Expected 11, got %d\n", msg_index);
 750         ok(uFmt == 0, "Expected 0, got %d\n", uFmt);
 751         ok(hconv == conversation, "Expected conversation handle, got %p\n", hconv);
 752         ok(dwData1 == 0, "Expected 0, got %08lx\n", dwData1);
 753         ok(dwData2 == 0, "Expected 0, got %08lx\n", dwData2);
 754         ok(hsz1 == 0, "Expected 0, got %p\n", hsz2);
 755         ok(hsz2 == 0, "Expected 0, got %p\n", hsz2);
 756
 757         return 0;
 758     }
 759
 760     default:
 761         ok(FALSE, "Unhandled msg: %08x\n", uType);
 762     }
 763
 764     return 0;
 765 }
 766
 767 static void test_ddeml_server(HANDLE hproc)
 768 {
 769     MSG msg;
 770     UINT res;
 771     BOOL ret;
 772     HSZ server;
 773     HDDEDATA hdata;
 774
 775     /* set up DDE server */
 776     server_pid = 0;
 777     res = DdeInitialize(&server_pid, server_ddeml_callback, APPCLASS_STANDARD, 0);
 778     ok(res == DMLERR_NO_ERROR, "Expected DMLERR_NO_ERROR, got %d\n", res);
 779
 780     server = DdeCreateStringHandle(server_pid, "TestDDEServer", CP_WINANSI);
 781     ok(server != NULL, "Expected non-NULL string handle\n");
 782
 783     hdata = DdeNameService(server_pid, server, 0, DNS_REGISTER);
 784     ok(hdata == (HDDEDATA)TRUE, "Expected TRUE, got %p\n", hdata);
 785
 786     while (MsgWaitForMultipleObjects( 1, &hproc, FALSE, INFINITE, QS_ALLINPUT ) != 0)
 787     {
 788         while (PeekMessage(&msg, 0, 0, 0, PM_REMOVE)) DispatchMessageA(&msg);
 789     }
 790     ret = DdeUninitialize(server_pid);
 791     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
 792     GetExitCodeProcess( hproc, &res );
 793     ok( !res, "client failed with %u error(s)\n", res );
 794 }
 795
 796 static HWND client_hwnd, server_hwnd;
 797 static ATOM server, topic, item;
 798 static HGLOBAL execute_hglobal;
 799
 800 static LRESULT WINAPI dde_msg_client_wndproc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
 801 {
 802     char str[MAX_PATH];
 803     UINT_PTR lo, hi;
 804     DDEDATA *data;
 805     DDEACK *ack;
 806     DWORD size;
 807     LPSTR ptr;
 808
 809     static int msg_index = 0;
 810
 811     if (msg < WM_DDE_FIRST || msg > WM_DDE_LAST)
 812         return DefWindowProcA(hwnd, msg, wparam, lparam);
 813
 814     msg_index++;
 815
 816     switch (msg)
 817     {
 818     case WM_DDE_INITIATE:
 819     {
 820         ok(msg_index == 1, "Expected 1, got %d\n", msg_index);
 821         ok(wparam == (WPARAM)client_hwnd, "Expected client hwnd, got %08lx\n", wparam);
 822
 823         size = GlobalGetAtomNameA(LOWORD(lparam), str, MAX_PATH);
 824         ok(LOWORD(lparam) == server, "Expected server atom, got %08x\n", LOWORD(lparam));
 825         ok(!lstrcmpA(str, "TestDDEServer"), "Expected TestDDEServer, got %s\n", str);
 826         ok(size == 13, "Expected 13, got %d\n", size);
 827
 828         size = GlobalGetAtomNameA(HIWORD(lparam), str, MAX_PATH);
 829         ok(HIWORD(lparam) == topic, "Expected topic atom, got %08x\n", HIWORD(lparam));
 830         ok(!lstrcmpA(str, "TestDDETopic"), "Expected TestDDETopic, got %s\n", str);
 831         ok(size == 12, "Expected 12, got %d\n", size);
 832
 833         break;
 834     }
 835
 836     case WM_DDE_ACK:
 837     {
 838         ok((msg_index >= 2 && msg_index <= 4) || (msg_index >= 6 && msg_index <= 10),
 839            "Expected 2, 3, 4, 6, 7, 8, 9 or 10, got %d\n", msg_index);
 840
 841         if (msg_index == 2)
 842         {
 843             server_hwnd = (HWND)wparam;
 844             ok(wparam != 0, "Expected non-NULL wparam, got %08lx\n", wparam);
 845
 846             size = GlobalGetAtomNameA(LOWORD(lparam), str, MAX_PATH);
 847             ok(LOWORD(lparam) == server, "Expected server atom, got %08x\n", LOWORD(lparam));
 848             ok(!lstrcmpA(str, "TestDDEServer"), "Expected TestDDEServer, got %s\n", str);
 849             ok(size == 13, "Expected 13, got %d\n", size);
 850
 851             size = GlobalGetAtomNameA(HIWORD(lparam), str, MAX_PATH);
 852             ok(HIWORD(lparam) == topic, "Expected topic atom, got %08x\n", HIWORD(lparam));
 853             ok(!lstrcmpA(str, "TestDDETopic"), "Expected TestDDETopic, got %s\n", str);
 854             ok(size == 12, "Expected 12, got %d\n", size);
 855         }
 856         else if (msg_index == 9 || msg_index == 10)
 857         {
 858             ok(wparam == (WPARAM)server_hwnd, "Expected server hwnd, got %08lx\n", wparam);
 859
 860             UnpackDDElParam(WM_DDE_ACK, lparam, &lo, &hi);
 861
 862             ack = (DDEACK *)&lo;
 863             ok(ack->bAppReturnCode == 0, "Expected 0, got %d\n", ack->bAppReturnCode);
 864             ok(ack->reserved == 0, "Expected 0, got %d\n", ack->reserved);
 865             ok(ack->fBusy == FALSE, "Expected FALSE, got %d\n", ack->fBusy);
 866
 867             ok(hi == (UINT_PTR)execute_hglobal, "Execpted execute hglobal, got %08lx\n", hi);
 868             ptr = GlobalLock((HGLOBAL)hi);
 869
 870             if (msg_index == 9)
 871             {
 872                 ok(ack->fAck == TRUE, "Expected TRUE, got %d\n", ack->fAck);
 873                 ok(!lstrcmpA(ptr, "[Command(Var)]"), "Expected '[Command(Var)]', got %s\n", ptr);
 874             }
 875             else
 876             {
 877                 ok(ack->fAck == FALSE, "Expected FALSE, got %d\n", ack->fAck);
 878                 ok(!lstrcmpA(ptr, "[BadCommand(Var)]"), "Expected '[BadCommand(Var)]', got %s\n", ptr);
 879             }
 880
 881             GlobalUnlock((HGLOBAL)hi);
 882         }
 883         else
 884         {
 885             ok(wparam == (WPARAM)server_hwnd, "Expected server hwnd, got %08lx\n", wparam);
 886
 887             UnpackDDElParam(WM_DDE_ACK, lparam, &lo, &hi);
 888
 889             ack = (DDEACK *)&lo;
 890             ok(ack->bAppReturnCode == 0, "Expected 0, got %d\n", ack->bAppReturnCode);
 891             ok(ack->reserved == 0, "Expected 0, got %d\n", ack->reserved);
 892             ok(ack->fBusy == FALSE, "Expected FALSE, got %d\n", ack->fBusy);
 893
 894             if (msg_index >= 7)
 895                 ok(ack->fAck == TRUE, "Expected TRUE, got %d\n", ack->fAck);
 896             else
 897             {
 898                 if (msg_index == 6) todo_wine
 899                 ok(ack->fAck == FALSE, "Expected FALSE, got %d\n", ack->fAck);
 900             }
 901
 902             size = GlobalGetAtomNameA(hi, str, MAX_PATH);
 903             if (msg_index == 3)
 904             {
 905                 ok(hi == item, "Expected item atom, got %08lx\n", hi);
 906                 ok(!lstrcmpA(str, "request"), "Expected request, got %s\n", str);
 907                 ok(size == 7, "Expected 7, got %d\n", size);
 908             }
 909             else if (msg_index == 4 || msg_index == 7)
 910             {
 911                 ok(hi == 0, "Expected 0, got %08lx\n", hi);
 912                 ok(size == 0, "Expected empty string, got %d\n", size);
 913             }
 914             else
 915             {
 916                 ok(hi == item, "Expected item atom, got %08lx\n", hi);
 917                 if (msg_index == 6) todo_wine
 918                 {
 919                     ok(!lstrcmpA(str, "poke"), "Expected poke, got %s\n", str);
 920                     ok(size == 4, "Expected 4, got %d\n", size);
 921                 }
 922             }
 923         }
 924
 925         break;
 926     }
 927
 928     case WM_DDE_DATA:
 929     {
 930         ok(msg_index == 5, "Expected 5, got %d\n", msg_index);
 931         ok(wparam == (WPARAM)server_hwnd, "Expected server hwnd, got %08lx\n", wparam);
 932
 933         UnpackDDElParam(WM_DDE_DATA, lparam, &lo, &hi);
 934
 935         data = GlobalLock((HGLOBAL)lo);
 936         ok(data->unused == 0, "Expected 0, got %d\n", data->unused);
 937         ok(data->fResponse == TRUE, "Expected TRUE, got %d\n", data->fResponse);
 938         todo_wine
 939         {
 940             ok(data->fRelease == TRUE, "Expected TRUE, got %d\n", data->fRelease);
 941         }
 942         ok(data->fAckReq == 0, "Expected 0, got %d\n", data->fAckReq);
 943         ok(data->cfFormat == CF_TEXT, "Expected CF_TEXT, got %d\n", data->cfFormat);
 944         ok(!lstrcmpA((LPSTR)data->Value, "requested data\r\n"),
 945            "Expeted 'requested data\\r\\n', got %s\n", data->Value);
 946         GlobalUnlock((HGLOBAL)lo);
 947
 948         size = GlobalGetAtomNameA(hi, str, MAX_PATH);
 949         ok(hi == item, "Expected item atom, got %08x\n", HIWORD(lparam));
 950         ok(!lstrcmpA(str, "request"), "Expected request, got %s\n", str);
 951         ok(size == 7, "Expected 7, got %d\n", size);
 952
 953         GlobalFree((HGLOBAL)lo);
 954         GlobalDeleteAtom(hi);
 955
 956         break;
 957     }
 958
 959     default:
 960         ok(FALSE, "Unhandled msg: %08x\n", msg);
 961     }
 962
 963     return DefWindowProcA(hwnd, msg, wparam, lparam);
 964 }
 965
 966 static HGLOBAL create_poke()
 967 {
 968     HGLOBAL hglobal;
 969     DDEPOKE *poke;
 970     DWORD size;
 971
 972     size = sizeof(DDEPOKE) + lstrlenA("poke data\r\n") + 1;
 973     hglobal = GlobalAlloc(GMEM_DDESHARE, size);
 974     ok(hglobal != 0, "Expected non-NULL hglobal\n");
 975
 976     poke = GlobalLock(hglobal);
 977     poke->unused = 0;
 978     poke->fRelease = TRUE;
 979     poke->fReserved = TRUE;
 980     poke->cfFormat = CF_TEXT;
 981     lstrcpyA((LPSTR)poke->Value, "poke data\r\n");
 982     GlobalUnlock(hglobal);
 983
 984     return hglobal;
 985 }
 986
 987 static HGLOBAL create_execute(LPCSTR command)
 988 {
 989     HGLOBAL hglobal;
 990     LPSTR ptr;
 991
 992     hglobal = GlobalAlloc(GMEM_DDESHARE, lstrlenA(command) + 1);
 993     ok(hglobal != 0, "Expected non-NULL hglobal\n");
 994
 995     ptr = GlobalLock(hglobal);
 996     lstrcpyA(ptr, command);
 997     GlobalUnlock(hglobal);
 998
 999     return hglobal;
1000 }
1001
1002 static void test_msg_client()
1003 {
1004     HGLOBAL hglobal;
1005     LPARAM lparam;
1006
1007     create_dde_window(&client_hwnd, "dde_client", dde_msg_client_wndproc);
1008
1009     server = GlobalAddAtomA("TestDDEServer");
1010     ok(server != 0, "Expected non-NULL server\n");
1011
1012     topic = GlobalAddAtomA("TestDDETopic");
1013     ok(topic != 0, "Expected non-NULL topic\n");
1014
1015     SendMessageA(HWND_BROADCAST, WM_DDE_INITIATE, (WPARAM)client_hwnd, MAKELONG(server, topic));
1016
1017     GlobalDeleteAtom(server);
1018     GlobalDeleteAtom(topic);
1019
1020     flush_events();
1021
1022     item = GlobalAddAtom("request");
1023     ok(item != 0, "Expected non-NULL item\n");
1024
1025     /* WM_DDE_REQUEST, bad clipboard format */
1026     lparam = PackDDElParam(WM_DDE_REQUEST, 0xdeadbeef, item);
1027     PostMessageA(server_hwnd, WM_DDE_REQUEST, (WPARAM)client_hwnd, lparam);
1028
1029     flush_events();
1030
1031     /* WM_DDE_REQUEST, no item */
1032     lparam = PackDDElParam(WM_DDE_REQUEST, CF_TEXT, 0);
1033     PostMessageA(server_hwnd, WM_DDE_REQUEST, (WPARAM)client_hwnd, lparam);
1034
1035     flush_events();
1036
1037     /* WM_DDE_REQUEST, no client hwnd */
1038     lparam = PackDDElParam(WM_DDE_REQUEST, CF_TEXT, item);
1039     PostMessageA(server_hwnd, WM_DDE_REQUEST, 0, lparam);
1040
1041     flush_events();
1042
1043     /* WM_DDE_REQUEST, correct params */
1044     lparam = PackDDElParam(WM_DDE_REQUEST, CF_TEXT, item);
1045     PostMessageA(server_hwnd, WM_DDE_REQUEST, (WPARAM)client_hwnd, lparam);
1046
1047     flush_events();
1048
1049     GlobalDeleteAtom(item);
1050     item = GlobalAddAtomA("poke");
1051     ok(item != 0, "Expected non-NULL item\n");
1052
1053     hglobal = create_poke();
1054
1055     /* WM_DDE_POKE, no ddepoke */
1056     lparam = PackDDElParam(WM_DDE_POKE, 0, item);
1057     PostMessageA(server_hwnd, WM_DDE_POKE, (WPARAM)client_hwnd, lparam);
1058
1059     flush_events();
1060
1061     /* WM_DDE_POKE, no item */
1062     lparam = PackDDElParam(WM_DDE_POKE, (UINT_PTR)hglobal, 0);
1063     PostMessageA(server_hwnd, WM_DDE_POKE, (WPARAM)client_hwnd, lparam);
1064
1065     flush_events();
1066
1067     hglobal = create_poke();
1068
1069     /* WM_DDE_POKE, no client hwnd */
1070     lparam = PackDDElParam(WM_DDE_POKE, (UINT_PTR)hglobal, item);
1071     PostMessageA(server_hwnd, WM_DDE_POKE, 0, lparam);
1072
1073     flush_events();
1074
1075     /* WM_DDE_POKE, all params correct */
1076     lparam = PackDDElParam(WM_DDE_POKE, (UINT_PTR)hglobal, item);
1077     PostMessageA(server_hwnd, WM_DDE_POKE, (WPARAM)client_hwnd, lparam);
1078
1079     flush_events();
1080
1081     execute_hglobal = create_execute("[Command(Var)]");
1082
1083     /* WM_DDE_EXECUTE, no lparam */
1084     PostMessageA(server_hwnd, WM_DDE_EXECUTE, (WPARAM)client_hwnd, 0);
1085
1086     flush_events();
1087
1088     /* WM_DDE_EXECUTE, no hglobal */
1089     lparam = PackDDElParam(WM_DDE_EXECUTE, 0, 0);
1090     PostMessageA(server_hwnd, WM_DDE_EXECUTE, (WPARAM)client_hwnd, lparam);
1091
1092     flush_events();
1093
1094     /* WM_DDE_EXECUTE, no client hwnd */
1095     lparam = PackDDElParam(WM_DDE_EXECUTE, 0, (UINT_PTR)execute_hglobal);
1096     PostMessageA(server_hwnd, WM_DDE_EXECUTE, 0, lparam);
1097
1098     flush_events();
1099
1100     /* WM_DDE_EXECUTE, all params correct */
1101     lparam = PackDDElParam(WM_DDE_EXECUTE, 0, (UINT_PTR)execute_hglobal);
1102     PostMessageA(server_hwnd, WM_DDE_EXECUTE, (WPARAM)client_hwnd, lparam);
1103
1104     flush_events();
1105
1106     GlobalFree(execute_hglobal);
1107     execute_hglobal = create_execute("[BadCommand(Var)]");
1108
1109     /* WM_DDE_EXECUTE that will get rejected */
1110     lparam = PackDDElParam(WM_DDE_EXECUTE, 0, (UINT_PTR)execute_hglobal);
1111     PostMessageA(server_hwnd, WM_DDE_EXECUTE, (WPARAM)client_hwnd, lparam);
1112
1113     flush_events();
1114
1115     DestroyWindow(client_hwnd);
1116 }
1117
1118 static LRESULT WINAPI hook_dde_client_wndproc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
1119 {
1120     UINT_PTR lo, hi;
1121
1122     trace("hook_dde_client_wndproc: %p %04x %08lx %08lx\n", hwnd, msg, wparam, lparam);
1123
1124     switch (msg)
1125     {
1126     case WM_DDE_ACK:
1127         UnpackDDElParam(WM_DDE_ACK, lparam, &lo, &hi);
1128         trace("WM_DDE_ACK: status %04lx hglobal %p\n", lo, (HGLOBAL)hi);
1129         break;
1130
1131     default:
1132         break;
1133     }
1134     return CallWindowProcA(old_dde_client_wndproc, hwnd, msg, wparam, lparam);
1135 }
1136
1137 static LRESULT WINAPI dde_server_wndprocW(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
1138 {
1139     trace("dde_server_wndprocW: %p %04x %08lx %08lx\n", hwnd, msg, wparam, lparam);
1140
1141     switch (msg)
1142     {
1143     case WM_DDE_INITIATE:
1144     {
1145         ATOM aService = GlobalAddAtomW(TEST_DDE_SERVICE);
1146
1147         trace("server: got WM_DDE_INITIATE from %p with %08lx\n", (HWND)wparam, lparam);
1148
1149         if (LOWORD(lparam) == aService)
1150         {
1151             ok(!IsWindowUnicode((HWND)wparam), "client should be an ANSI window\n");
1152             old_dde_client_wndproc = (WNDPROC)SetWindowLongPtrA((HWND)wparam, GWLP_WNDPROC, (ULONG_PTR)hook_dde_client_wndproc);
1153             trace("server: sending WM_DDE_ACK to %p\n", (HWND)wparam);
1154             SendMessageW((HWND)wparam, WM_DDE_ACK, (WPARAM)hwnd, MAKELPARAM(aService, 0));
1155         }
1156         else
1157             GlobalDeleteAtom(aService);
1158         return 0;
1159     }
1160
1161     case WM_DDE_EXECUTE:
1162     {
1163         DDEACK ack;
1164         WORD status;
1165         LPCSTR cmd;
1166         UINT_PTR lo, hi;
1167
1168         trace("server: got WM_DDE_EXECUTE from %p with %08lx\n", (HWND)wparam, lparam);
1169
1170         UnpackDDElParam(WM_DDE_EXECUTE, lparam, &lo, &hi);
1171         trace("%08lx => lo %04lx hi %04lx\n", lparam, lo, hi);
1172
1173         ack.bAppReturnCode = 0;
1174         ack.reserved = 0;
1175         ack.fBusy = 0;
1176
1177         cmd = GlobalLock((HGLOBAL)hi);
1178
1179         if (!cmd || (lstrcmpA(cmd, exec_cmdA) && lstrcmpW((LPCWSTR)cmd, exec_cmdW)))
1180         {
1181             trace("ignoring unknown WM_DDE_EXECUTE command\n");
1182             /* We have to send a negative acknowledge even if we don't
1183              * accept the command, otherwise Windows goes mad and next time
1184              * we send an acknowledge DDEML drops the connection.
1185              * Not sure how to call it: a bug or a feature.
1186              */
1187             ack.fAck = 0;
1188         }
1189         else
1190             ack.fAck = 1;
1191         GlobalUnlock((HGLOBAL)hi);
1192
1193         trace("server: posting %s WM_DDE_ACK to %p\n", ack.fAck ? "POSITIVE" : "NEGATIVE", (HWND)wparam);
1194
1195         status = *((WORD *)&ack);
1196         lparam = ReuseDDElParam(lparam, WM_DDE_EXECUTE, WM_DDE_ACK, status, hi);
1197
1198         PostMessageW((HWND)wparam, WM_DDE_ACK, (WPARAM)hwnd, lparam);
1199         return 0;
1200     }
1201
1202     case WM_DDE_TERMINATE:
1203     {
1204         DDEACK ack;
1205         WORD status;
1206
1207         trace("server: got WM_DDE_TERMINATE from %p with %08lx\n", (HWND)wparam, lparam);
1208
1209         ack.bAppReturnCode = 0;
1210         ack.reserved = 0;
1211         ack.fBusy = 0;
1212         ack.fAck = 1;
1213
1214         trace("server: posting %s WM_DDE_ACK to %p\n", ack.fAck ? "POSITIVE" : "NEGATIVE", (HWND)wparam);
1215
1216         status = *((WORD *)&ack);
1217         lparam = PackDDElParam(WM_DDE_ACK, status, 0);
1218
1219         PostMessageW((HWND)wparam, WM_DDE_ACK, (WPARAM)hwnd, lparam);
1220         return 0;
1221     }
1222
1223     default:
1224         break;
1225     }
1226
1227     return DefWindowProcW(hwnd, msg, wparam, lparam);
1228 }
1229
1230 static LRESULT WINAPI dde_client_wndproc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
1231 {
1232     return DefWindowProcA(hwnd, msg, wparam, lparam);
1233 }
1234
1235 static BOOL create_dde_windows(HWND *client, HWND *server)
1236 {
1237     WNDCLASSA wcA;
1238     WNDCLASSW wcW;
1239     static const WCHAR server_class_name[] = {'d','d','e','_','s','e','r','v','e','r','_','w','i','n','d','o','w',0};
1240     static const char client_class_name[] = "dde_client_window";
1241
1242     memset(&wcW, 0, sizeof(wcW));
1243     wcW.lpfnWndProc = dde_server_wndprocW;
1244     wcW.lpszClassName = server_class_name;
1245     wcW.hInstance = GetModuleHandleA(0);
1246     if (!RegisterClassW(&wcW)) return FALSE;
1247
1248     memset(&wcA, 0, sizeof(wcA));
1249     wcA.lpfnWndProc = dde_client_wndproc;
1250     wcA.lpszClassName = client_class_name;
1251     wcA.hInstance = GetModuleHandleA(0);
1252     assert(RegisterClassA(&wcA));
1253
1254     *server = CreateWindowExW(0, server_class_name, NULL,
1255                               WS_POPUP,
1256                               100, 100, CW_USEDEFAULT, CW_USEDEFAULT,
1257                               GetDesktopWindow(), 0,
1258                               GetModuleHandleA(0), NULL);
1259     assert(*server);
1260
1261     *client = CreateWindowExA(0, client_class_name, NULL,
1262                               WS_POPUP,
1263                               100, 100, CW_USEDEFAULT, CW_USEDEFAULT,
1264                               GetDesktopWindow(), 0,
1265                               GetModuleHandleA(0), NULL);
1266     assert(*client);
1267
1268     trace("server hwnd %p, client hwnd %p\n", *server, *client);
1269
1270     ok(IsWindowUnicode(*server), "server has to be a unicode window\n");
1271     ok(!IsWindowUnicode(*client), "client has to be an ANSI window\n");
1272
1273     return TRUE;
1274 }
1275
1276 static HDDEDATA CALLBACK client_dde_callback(UINT uType, UINT uFmt, HCONV hconv,
1277                                      HSZ hsz1, HSZ hsz2, HDDEDATA hdata,
1278                                      ULONG_PTR dwData1, ULONG_PTR dwData2)
1279 {
1280     static const char * const cmd_type[15] = {
1281         "XTYP_ERROR", "XTYP_ADVDATA", "XTYP_ADVREQ", "XTYP_ADVSTART",
1282         "XTYP_ADVSTOP", "XTYP_EXECUTE", "XTYP_CONNECT", "XTYP_CONNECT_CONFIRM",
1283         "XTYP_XACT_COMPLETE", "XTYP_POKE", "XTYP_REGISTER", "XTYP_REQUEST",
1284         "XTYP_DISCONNECT", "XTYP_UNREGISTER", "XTYP_WILDCONNECT" };
1285     UINT type;
1286     const char *cmd_name;
1287
1288     type = (uType & XTYP_MASK) >> XTYP_SHIFT;
1289     cmd_name = (type <= 14) ? cmd_type[type] : "unknown";
1290
1291     trace("client_dde_callback: %04x (%s) %d %p %p %p %p %08lx %08lx\n",
1292           uType, cmd_name, uFmt, hconv, hsz1, hsz2, hdata, dwData1, dwData2);
1293     return 0;
1294 }
1295
1296 static void test_dde_aw_transaction(void)
1297 {
1298     HSZ hsz_server;
1299     DWORD dde_inst, ret, err;
1300     HCONV hconv;
1301     HWND hwnd_client, hwnd_server;
1302     CONVINFO info;
1303     HDDEDATA hdata;
1304     static char test_cmd[] = "test dde command";
1305
1306     /* server: unicode, client: ansi */
1307     if (!create_dde_windows(&hwnd_client, &hwnd_server)) return;
1308
1309     dde_inst = 0;
1310     ret = DdeInitializeA(&dde_inst, client_dde_callback, APPCMD_CLIENTONLY, 0);
1311     ok(ret == DMLERR_NO_ERROR, "DdeInitializeW failed with error %04x (%x)\n",
1312        ret, DdeGetLastError(dde_inst));
1313
1314     hsz_server = DdeCreateStringHandleW(dde_inst, TEST_DDE_SERVICE, CP_WINUNICODE);
1315
1316     hconv = DdeConnect(dde_inst, hsz_server, 0, NULL);
1317     ok(hconv != 0, "DdeConnect error %x\n", DdeGetLastError(dde_inst));
1318     err = DdeGetLastError(dde_inst);
1319     ok(err == DMLERR_NO_ERROR, "wrong dde error %x\n", err);
1320
1321     info.cb = sizeof(info);
1322     ret = DdeQueryConvInfo(hconv, QID_SYNC, &info);
1323     ok(ret, "wrong info size %d, DdeQueryConvInfo error %x\n", ret, DdeGetLastError(dde_inst));
1324     /* should be CP_WINANSI since we used DdeInitializeA */
1325     ok(info.ConvCtxt.iCodePage == CP_WINANSI, "wrong iCodePage %d\n", info.ConvCtxt.iCodePage);
1326     ok(!info.hConvPartner, "unexpected info.hConvPartner: %p\n", info.hConvPartner);
1327 todo_wine {
1328     ok((info.wStatus & DDE_FACK), "unexpected info.wStatus: %04x\n", info.wStatus);
1329 }
1330     ok((info.wStatus & (ST_CONNECTED | ST_CLIENT)) == (ST_CONNECTED | ST_CLIENT), "unexpected info.wStatus: %04x\n", info.wStatus);
1331     ok(info.wConvst == XST_CONNECTED, "unexpected info.wConvst: %04x\n", info.wConvst);
1332     ok(info.wType == 0, "unexpected info.wType: %04x\n", info.wType);
1333
1334     trace("hwnd %p, hwndPartner %p\n", info.hwnd, info.hwndPartner);
1335
1336     trace("sending test client transaction command\n");
1337     ret = 0xdeadbeef;
1338     hdata = DdeClientTransaction((LPBYTE)test_cmd, strlen(test_cmd) + 1, hconv, (HSZ)0xdead, 0xbeef, XTYP_EXECUTE, 1000, &ret);
1339     ok(!hdata, "DdeClientTransaction succeeded\n");
1340     ok(ret == DDE_FNOTPROCESSED, "wrong status code %04x\n", ret);
1341     err = DdeGetLastError(dde_inst);
1342     ok(err == DMLERR_NOTPROCESSED, "wrong dde error %x\n", err);
1343
1344     trace("sending ANSI client transaction command\n");
1345     ret = 0xdeadbeef;
1346     hdata = DdeClientTransaction((LPBYTE)exec_cmdA, lstrlenA(exec_cmdA) + 1, hconv, 0, 0, XTYP_EXECUTE, 1000, &ret);
1347     ok(hdata != 0, "DdeClientTransaction returned %p, error %x\n", hdata, DdeGetLastError(dde_inst));
1348     ok(ret == DDE_FACK, "wrong status code %04x\n", ret);
1349
1350     err = DdeGetLastError(dde_inst);
1351     ok(err == DMLERR_NO_ERROR, "wrong dde error %x\n", err);
1352
1353     trace("sending unicode client transaction command\n");
1354     ret = 0xdeadbeef;
1355     hdata = DdeClientTransaction((LPBYTE)exec_cmdW, (lstrlenW(exec_cmdW) + 1) * sizeof(WCHAR), hconv, 0, 0, XTYP_EXECUTE, 1000, &ret);
1356     ok(hdata != 0, "DdeClientTransaction returned %p, error %x\n", hdata, DdeGetLastError(dde_inst));
1357     ok(ret == DDE_FACK, "wrong status code %04x\n", ret);
1358     err = DdeGetLastError(dde_inst);
1359     ok(err == DMLERR_NO_ERROR, "wrong dde error %x\n", err);
1360
1361     ok(DdeDisconnect(hconv), "DdeDisconnect error %x\n", DdeGetLastError(dde_inst));
1362
1363     info.cb = sizeof(info);
1364     ret = DdeQueryConvInfo(hconv, QID_SYNC, &info);
1365     ok(!ret, "DdeQueryConvInfo should fail\n");
1366     err = DdeGetLastError(dde_inst);
1367 todo_wine {
1368     ok(err == DMLERR_INVALIDPARAMETER, "wrong dde error %x\n", err);
1369 }
1370
1371     ok(DdeFreeStringHandle(dde_inst, hsz_server), "DdeFreeStringHandle error %x\n", DdeGetLastError(dde_inst));
1372
1373     /* This call hangs on win2k SP4 and XP SP1.
1374     DdeUninitialize(dde_inst);*/
1375
1376     DestroyWindow(hwnd_client);
1377     DestroyWindow(hwnd_server);
1378 }
1379
1380 static void test_DdeCreateStringHandleW(DWORD dde_inst, int codepage)
1381 {
1382     static const WCHAR dde_string[] = {'D','D','E',' ','S','t','r','i','n','g',0};
1383     HSZ str_handle;
1384     WCHAR bufW[256];
1385     char buf[256];
1386     ATOM atom;
1387     int ret;
1388
1389     str_handle = DdeCreateStringHandleW(dde_inst, dde_string, codepage);
1390     ok(str_handle != 0, "DdeCreateStringHandleW failed with error %08x\n",
1391        DdeGetLastError(dde_inst));
1392
1393     ret = DdeQueryStringW(dde_inst, str_handle, NULL, 0, codepage);
1394     if (codepage == CP_WINANSI)
1395         ok(ret == 1, "DdeQueryStringW returned wrong length %d\n", ret);
1396     else
1397         ok(ret == lstrlenW(dde_string), "DdeQueryStringW returned wrong length %d\n", ret);
1398
1399     ret = DdeQueryStringW(dde_inst, str_handle, bufW, 256, codepage);
1400     if (codepage == CP_WINANSI)
1401     {
1402         ok(ret == 1, "DdeQueryStringW returned wrong length %d\n", ret);
1403         ok(!lstrcmpA("D", (LPCSTR)bufW), "DdeQueryStringW returned wrong string\n");
1404     }
1405     else
1406     {
1407         ok(ret == lstrlenW(dde_string), "DdeQueryStringW returned wrong length %d\n", ret);
1408         ok(!lstrcmpW(dde_string, bufW), "DdeQueryStringW returned wrong string\n");
1409     }
1410
1411     ret = DdeQueryStringA(dde_inst, str_handle, buf, 256, CP_WINANSI);
1412     if (codepage == CP_WINANSI)
1413     {
1414         ok(ret == 1, "DdeQueryStringA returned wrong length %d\n", ret);
1415         ok(!lstrcmpA("D", buf), "DdeQueryStringW returned wrong string\n");
1416     }
1417     else
1418     {
1419         ok(ret == lstrlenA("DDE String"), "DdeQueryStringA returned wrong length %d\n", ret);
1420         ok(!lstrcmpA("DDE String", buf), "DdeQueryStringA returned wrong string %s\n", buf);
1421     }
1422
1423     ret = DdeQueryStringA(dde_inst, str_handle, buf, 256, CP_WINUNICODE);
1424     if (codepage == CP_WINANSI)
1425     {
1426         ok(ret == 1, "DdeQueryStringA returned wrong length %d\n", ret);
1427         ok(!lstrcmpA("D", buf), "DdeQueryStringA returned wrong string %s\n", buf);
1428     }
1429     else
1430     {
1431         ok(ret == lstrlenA("DDE String"), "DdeQueryStringA returned wrong length %d\n", ret);
1432         ok(!lstrcmpW(dde_string, (LPCWSTR)buf), "DdeQueryStringW returned wrong string\n");
1433     }
1434
1435     if (codepage == CP_WINANSI)
1436     {
1437         atom = FindAtomA((LPSTR)dde_string);
1438         ok(atom != 0, "Expected a valid atom\n");
1439
1440         SetLastError(0xdeadbeef);
1441         atom = GlobalFindAtomA((LPSTR)dde_string);
1442         ok(atom == 0, "Expected 0, got %d\n", atom);
1443         ok(GetLastError() == ERROR_FILE_NOT_FOUND,
1444            "Expected ERROR_FILE_NOT_FOUND, got %d\n", GetLastError());
1445     }
1446     else
1447     {
1448         atom = FindAtomW(dde_string);
1449         ok(atom != 0, "Expected a valid atom\n");
1450
1451         SetLastError(0xdeadbeef);
1452         atom = GlobalFindAtomW(dde_string);
1453         ok(atom == 0, "Expected 0, got %d\n", atom);
1454         ok(GetLastError() == ERROR_FILE_NOT_FOUND,
1455            "Expected ERROR_FILE_NOT_FOUND, got %d\n", GetLastError());
1456     }
1457
1458     ok(DdeFreeStringHandle(dde_inst, str_handle), "DdeFreeStringHandle failed\n");
1459 }
1460
1461 static void test_DdeCreateDataHandle(void)
1462 {
1463     HDDEDATA hdata;
1464     DWORD dde_inst;
1465     DWORD size;
1466     UINT res, err;
1467     BOOL ret;
1468     HSZ item;
1469     LPBYTE ptr;
1470
1471     dde_inst = 0;
1472     res = DdeInitializeA(&dde_inst, client_ddeml_callback, APPCMD_CLIENTONLY, 0);
1473     ok(res == DMLERR_NO_ERROR, "Expected DMLERR_NO_ERROR, got %d\n", res);
1474
1475     item = DdeCreateStringHandleA(dde_inst, "item", CP_WINANSI);
1476     ok(item != NULL, "Expected non-NULL hsz\n");
1477
1478     /* invalid instance id */
1479     DdeGetLastError(dde_inst);
1480     hdata = DdeCreateDataHandle(0xdeadbeef, (LPBYTE)"data", MAX_PATH, 0, item, CF_TEXT, 0);
1481     err = DdeGetLastError(dde_inst);
1482     todo_wine
1483     {
1484         ok(hdata == NULL, "Expected NULL, got %p\n", hdata);
1485         ok(err == DMLERR_INVALIDPARAMETER,
1486            "Expected DMLERR_INVALIDPARAMETER, got %d\n", err);
1487     }
1488
1489     /* 0 instance id */
1490     DdeGetLastError(dde_inst);
1491     hdata = DdeCreateDataHandle(0, (LPBYTE)"data", MAX_PATH, 0, item, CF_TEXT, 0);
1492     err = DdeGetLastError(dde_inst);
1493     todo_wine
1494     {
1495         ok(hdata == NULL, "Expected NULL, got %p\n", hdata);
1496         ok(err == DMLERR_INVALIDPARAMETER,
1497            "Expected DMLERR_INVALIDPARAMETER, got %d\n", err);
1498     }
1499
1500     /* NULL pSrc */
1501     DdeGetLastError(dde_inst);
1502     hdata = DdeCreateDataHandle(dde_inst, NULL, MAX_PATH, 0, item, CF_TEXT, 0);
1503     err = DdeGetLastError(dde_inst);
1504     ok(hdata != NULL, "Expected non-NULL hdata\n");
1505     ok(err == DMLERR_NO_ERROR, "Expected DMLERR_NO_ERROR, got %d\n", err);
1506
1507     ptr = GlobalLock(hdata);
1508     todo_wine
1509     {
1510         ok(ptr == NULL, "Expected NULL, got %p\n", ptr);
1511     }
1512
1513     ptr = DdeAccessData(hdata, &size);
1514     ok(ptr != NULL, "Expected non-NULL ptr\n");
1515     ok(size == 260, "Expected 260, got %d\n", size);
1516
1517     ret = DdeUnaccessData(hdata);
1518     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1519
1520     ret = DdeFreeDataHandle(hdata);
1521     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1522
1523     /* cb is zero */
1524     DdeGetLastError(dde_inst);
1525     hdata = DdeCreateDataHandle(dde_inst, (LPBYTE)"data", 0, 0, item, CF_TEXT, 0);
1526     err = DdeGetLastError(dde_inst);
1527     ok(hdata != NULL, "Expected non-NULL hdata\n");
1528     ok(err == DMLERR_NO_ERROR, "Expected DMLERR_NO_ERROR, got %d\n", err);
1529
1530     ptr = GlobalLock(hdata);
1531     todo_wine
1532     {
1533         ok(ptr == NULL, "Expected NULL, got %p\n", ptr);
1534     }
1535
1536     ptr = DdeAccessData(hdata, &size);
1537     ok(ptr != NULL, "Expected non-NULL ptr\n");
1538     ok(size == 0, "Expected 0, got %d\n", size);
1539
1540     ret = DdeUnaccessData(hdata);
1541     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1542
1543     ret = DdeFreeDataHandle(hdata);
1544     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1545
1546     /* cbOff is non-zero */
1547     DdeGetLastError(dde_inst);
1548     hdata = DdeCreateDataHandle(dde_inst, (LPBYTE)"data", MAX_PATH, 2, item, CF_TEXT, 0);
1549     err = DdeGetLastError(dde_inst);
1550     ok(hdata != NULL, "Expected non-NULL hdata\n");
1551     ok(err == DMLERR_NO_ERROR, "Expected DMLERR_NO_ERROR, got %d\n", err);
1552
1553     ptr = GlobalLock(hdata);
1554     todo_wine
1555     {
1556         ok(ptr == NULL, "Expected NULL, got %p\n", ptr);
1557     }
1558
1559     ptr = DdeAccessData(hdata, &size);
1560     ok(ptr != NULL, "Expected non-NULL ptr\n");
1561     ok(size == 262, "Expected 262, got %d\n", size);
1562     todo_wine
1563     {
1564         ok(lstrlenA((LPSTR)ptr) == 0, "Expected 0, got %d\n", lstrlenA((LPSTR)ptr));
1565     }
1566
1567     ret = DdeUnaccessData(hdata);
1568     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1569
1570     ret = DdeFreeDataHandle(hdata);
1571     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1572
1573     /* NULL item */
1574     DdeGetLastError(dde_inst);
1575     hdata = DdeCreateDataHandle(dde_inst, (LPBYTE)"data", MAX_PATH, 0, 0, CF_TEXT, 0);
1576     err = DdeGetLastError(dde_inst);
1577     ok(hdata != NULL, "Expected non-NULL hdata\n");
1578     ok(err == DMLERR_NO_ERROR, "Expected DMLERR_NO_ERROR, got %d\n", err);
1579
1580     ptr = GlobalLock(hdata);
1581     todo_wine
1582     {
1583         ok(ptr == NULL, "Expected NULL, got %p\n", ptr);
1584     }
1585
1586     ptr = DdeAccessData(hdata, &size);
1587     ok(ptr != NULL, "Expected non-NULL ptr\n");
1588     ok(!lstrcmpA((LPSTR)ptr, "data"), "Expected data, got %s\n", ptr);
1589     ok(size == 260, "Expected 260, got %d\n", size);
1590
1591     ret = DdeUnaccessData(hdata);
1592     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1593
1594     ret = DdeFreeDataHandle(hdata);
1595     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1596
1597     /* NULL item */
1598     DdeGetLastError(dde_inst);
1599     hdata = DdeCreateDataHandle(dde_inst, (LPBYTE)"data", MAX_PATH, 0, (HSZ)0xdeadbeef, CF_TEXT, 0);
1600     err = DdeGetLastError(dde_inst);
1601     ok(hdata != NULL, "Expected non-NULL hdata\n");
1602     ok(err == DMLERR_NO_ERROR, "Expected DMLERR_NO_ERROR, got %d\n", err);
1603
1604     ptr = GlobalLock(hdata);
1605     todo_wine
1606     {
1607         ok(ptr == NULL, "Expected NULL, got %p\n", ptr);
1608     }
1609
1610     ptr = DdeAccessData(hdata, &size);
1611     ok(ptr != NULL, "Expected non-NULL ptr\n");
1612     ok(!lstrcmpA((LPSTR)ptr, "data"), "Expected data, got %s\n", ptr);
1613     ok(size == 260, "Expected 260, got %d\n", size);
1614
1615     ret = DdeUnaccessData(hdata);
1616     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1617
1618     ret = DdeFreeDataHandle(hdata);
1619     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1620
1621     /* invalid clipboard format */
1622     DdeGetLastError(dde_inst);
1623     hdata = DdeCreateDataHandle(dde_inst, (LPBYTE)"data", MAX_PATH, 0, item, 0xdeadbeef, 0);
1624     err = DdeGetLastError(dde_inst);
1625     ok(hdata != NULL, "Expected non-NULL hdata\n");
1626     ok(err == DMLERR_NO_ERROR, "Expected DMLERR_NO_ERROR, got %d\n", err);
1627
1628     ptr = GlobalLock(hdata);
1629     todo_wine
1630     {
1631         ok(ptr == NULL, "Expected NULL, got %p\n", ptr);
1632     }
1633
1634     ptr = DdeAccessData(hdata, &size);
1635     ok(ptr != NULL, "Expected non-NULL ptr\n");
1636     ok(!lstrcmpA((LPSTR)ptr, "data"), "Expected data, got %s\n", ptr);
1637     ok(size == 260, "Expected 260, got %d\n", size);
1638
1639     ret = DdeUnaccessData(hdata);
1640     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1641
1642     ret = DdeFreeDataHandle(hdata);
1643     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1644
1645     ret = DdeUninitialize(dde_inst);
1646     ok(res == DMLERR_NO_ERROR, "Expected DMLERR_NO_ERROR, got %d\n", res);
1647 }
1648
1649 static void test_DdeCreateStringHandle(void)
1650 {
1651     DWORD dde_inst, ret;
1652
1653     dde_inst = 0xdeadbeef;
1654     SetLastError(0xdeadbeef);
1655     ret = DdeInitializeW(&dde_inst, client_ddeml_callback, APPCMD_CLIENTONLY, 0);
1656     if (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
1657     {
1658         trace("Skipping the DDE test on a Win9x platform\n");
1659         return;
1660     }
1661
1662     ok(ret == DMLERR_INVALIDPARAMETER, "DdeInitializeW should fail, but got %04x instead\n", ret);
1663     ok(DdeGetLastError(dde_inst) == DMLERR_INVALIDPARAMETER, "expected DMLERR_INVALIDPARAMETER\n");
1664
1665     dde_inst = 0;
1666     ret = DdeInitializeW(&dde_inst, client_ddeml_callback, APPCMD_CLIENTONLY, 0);
1667     ok(ret == DMLERR_NO_ERROR, "DdeInitializeW failed with error %04x (%08x)\n",
1668        ret, DdeGetLastError(dde_inst));
1669
1670     test_DdeCreateStringHandleW(dde_inst, 0);
1671     test_DdeCreateStringHandleW(dde_inst, CP_WINUNICODE);
1672     test_DdeCreateStringHandleW(dde_inst, CP_WINANSI);
1673
1674     ok(DdeUninitialize(dde_inst), "DdeUninitialize failed\n");
1675 }
1676
1677 static void test_FreeDDElParam(void)
1678 {
1679     HGLOBAL val, hglobal;
1680     BOOL ret;
1681
1682     ret = FreeDDElParam(WM_DDE_INITIATE, (LPARAM)NULL);
1683     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1684
1685     hglobal = GlobalAlloc(GMEM_DDESHARE, 100);
1686     ret = FreeDDElParam(WM_DDE_INITIATE, (LPARAM)hglobal);
1687     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1688     val = GlobalFree(hglobal);
1689     ok(val == NULL, "Expected NULL, got %p\n", val);
1690
1691     hglobal = GlobalAlloc(GMEM_DDESHARE, 100);
1692     ret = FreeDDElParam(WM_DDE_ADVISE, (LPARAM)hglobal);
1693     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1694     val = GlobalFree(hglobal);
1695     ok(val == hglobal, "Expected hglobal, got %p\n", val);
1696     ok(GetLastError() == ERROR_INVALID_HANDLE,
1697        "Expected ERROR_INVALID_HANDLE, got %d\n", GetLastError());
1698
1699     hglobal = GlobalAlloc(GMEM_DDESHARE, 100);
1700     ret = FreeDDElParam(WM_DDE_UNADVISE, (LPARAM)hglobal);
1701     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1702     val = GlobalFree(hglobal);
1703     ok(val == NULL, "Expected NULL, got %p\n", val);
1704
1705     hglobal = GlobalAlloc(GMEM_DDESHARE, 100);
1706     ret = FreeDDElParam(WM_DDE_ACK, (LPARAM)hglobal);
1707     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1708     val = GlobalFree(hglobal);
1709     ok(val == hglobal, "Expected hglobal, got %p\n", val);
1710     ok(GetLastError() == ERROR_INVALID_HANDLE,
1711        "Expected ERROR_INVALID_HANDLE, got %d\n", GetLastError());
1712
1713     hglobal = GlobalAlloc(GMEM_DDESHARE, 100);
1714     ret = FreeDDElParam(WM_DDE_DATA, (LPARAM)hglobal);
1715     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1716     val = GlobalFree(hglobal);
1717     ok(val == hglobal, "Expected hglobal, got %p\n", val);
1718     ok(GetLastError() == ERROR_INVALID_HANDLE,
1719        "Expected ERROR_INVALID_HANDLE, got %d\n", GetLastError());
1720
1721     hglobal = GlobalAlloc(GMEM_DDESHARE, 100);
1722     ret = FreeDDElParam(WM_DDE_REQUEST, (LPARAM)hglobal);
1723     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1724     val = GlobalFree(hglobal);
1725     ok(val == NULL, "Expected NULL, got %p\n", val);
1726
1727     hglobal = GlobalAlloc(GMEM_DDESHARE, 100);
1728     ret = FreeDDElParam(WM_DDE_POKE, (LPARAM)hglobal);
1729     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1730     val = GlobalFree(hglobal);
1731     ok(val == hglobal, "Expected hglobal, got %p\n", val);
1732     ok(GetLastError() == ERROR_INVALID_HANDLE,
1733        "Expected ERROR_INVALID_HANDLE, got %d\n", GetLastError());
1734
1735     hglobal = GlobalAlloc(GMEM_DDESHARE, 100);
1736     ret = FreeDDElParam(WM_DDE_EXECUTE, (LPARAM)hglobal);
1737     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1738     val = GlobalFree(hglobal);
1739     ok(val == NULL, "Expected NULL, got %p\n", val);
1740 }
1741
1742 static void test_PackDDElParam(void)
1743 {
1744     UINT_PTR lo, hi, *ptr;
1745     HGLOBAL hglobal;
1746     LPARAM lparam;
1747     BOOL ret;
1748
1749     lparam = PackDDElParam(WM_DDE_INITIATE, 0xcafe, 0xbeef);
1750     ok(lparam == 0xbeefcafe, "Expected 0xbeefcafe, got %08lx\n", lparam);
1751     ok(GlobalLock((HGLOBAL)lparam) == NULL,
1752        "Expected NULL, got %p\n", GlobalLock((HGLOBAL)lparam));
1753     ok(GetLastError() == ERROR_INVALID_HANDLE,
1754        "Expected ERROR_INVALID_HANDLE, got %d\n", GetLastError());
1755
1756     lo = hi = 0;
1757     ret = UnpackDDElParam(WM_DDE_INITIATE, lparam, &lo, &hi);
1758     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1759     ok(lo == 0xcafe, "Expected 0xcafe, got %08lx\n", lo);
1760     ok(hi == 0xbeef, "Expected 0xbeef, got %08lx\n", hi);
1761
1762     ret = FreeDDElParam(WM_DDE_INITIATE, lparam);
1763     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1764
1765     lparam = PackDDElParam(WM_DDE_TERMINATE, 0xcafe, 0xbeef);
1766     ok(lparam == 0xbeefcafe, "Expected 0xbeefcafe, got %08lx\n", lparam);
1767     ok(GlobalLock((HGLOBAL)lparam) == NULL,
1768        "Expected NULL, got %p\n", GlobalLock((HGLOBAL)lparam));
1769     ok(GetLastError() == ERROR_INVALID_HANDLE,
1770        "Expected ERROR_INVALID_HANDLE, got %d\n", GetLastError());
1771
1772     lo = hi = 0;
1773     ret = UnpackDDElParam(WM_DDE_TERMINATE, lparam, &lo, &hi);
1774     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1775     ok(lo == 0xcafe, "Expected 0xcafe, got %08lx\n", lo);
1776     ok(hi == 0xbeef, "Expected 0xbeef, got %08lx\n", hi);
1777
1778     ret = FreeDDElParam(WM_DDE_TERMINATE, lparam);
1779     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1780
1781     lparam = PackDDElParam(WM_DDE_ADVISE, 0xcafe, 0xbeef);
1782     ptr = GlobalLock((HGLOBAL)lparam);
1783     ok(ptr != NULL, "Expected non-NULL ptr\n");
1784     ok(ptr[0] == 0xcafe, "Expected 0xcafe, got %08lx\n", ptr[0]);
1785     ok(ptr[1] == 0xbeef, "Expected 0xbeef, got %08lx\n", ptr[1]);
1786
1787     ret = GlobalUnlock((HGLOBAL)lparam);
1788     ok(ret == 1, "Expected 1, got %d\n", ret);
1789
1790     lo = hi = 0;
1791     ret = UnpackDDElParam(WM_DDE_ADVISE, lparam, &lo, &hi);
1792     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1793     ok(lo == 0xcafe, "Expected 0xcafe, got %08lx\n", lo);
1794     ok(hi == 0xbeef, "Expected 0xbeef, got %08lx\n", hi);
1795
1796     ret = FreeDDElParam(WM_DDE_ADVISE, lparam);
1797     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1798
1799     hglobal = GlobalFree((HGLOBAL)lparam);
1800     ok(hglobal == (HGLOBAL)lparam, "Expected lparam, got %d\n", ret);
1801     ok(GetLastError() == ERROR_INVALID_HANDLE,
1802        "Expected ERROR_INVALID_HANDLE, got %d\n", GetLastError());
1803
1804     lparam = PackDDElParam(WM_DDE_UNADVISE, 0xcafe, 0xbeef);
1805     ok(lparam == 0xbeefcafe, "Expected 0xbeefcafe, got %08lx\n", lparam);
1806     ok(GlobalLock((HGLOBAL)lparam) == NULL,
1807        "Expected NULL, got %p\n", GlobalLock((HGLOBAL)lparam));
1808     ok(GetLastError() == ERROR_INVALID_HANDLE,
1809        "Expected ERROR_INVALID_HANDLE, got %d\n", GetLastError());
1810
1811     lo = hi = 0;
1812     ret = UnpackDDElParam(WM_DDE_UNADVISE, lparam, &lo, &hi);
1813     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1814     ok(lo == 0xcafe, "Expected 0xcafe, got %08lx\n", lo);
1815     ok(hi == 0xbeef, "Expected 0xbeef, got %08lx\n", hi);
1816
1817     ret = FreeDDElParam(WM_DDE_UNADVISE, lparam);
1818     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1819
1820     lparam = PackDDElParam(WM_DDE_ACK, 0xcafe, 0xbeef);
1821     ptr = GlobalLock((HGLOBAL)lparam);
1822     ok(ptr != NULL, "Expected non-NULL ptr\n");
1823     ok(ptr[0] == 0xcafe, "Expected 0xcafe, got %08lx\n", ptr[0]);
1824     ok(ptr[1] == 0xbeef, "Expected 0xbeef, got %08lx\n", ptr[1]);
1825
1826     ret = GlobalUnlock((HGLOBAL)lparam);
1827     ok(ret == 1, "Expected 1, got %d\n", ret);
1828
1829     lo = hi = 0;
1830     ret = UnpackDDElParam(WM_DDE_ACK, lparam, &lo, &hi);
1831     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1832     ok(lo == 0xcafe, "Expected 0xcafe, got %08lx\n", lo);
1833     ok(hi == 0xbeef, "Expected 0xbeef, got %08lx\n", hi);
1834
1835     ret = FreeDDElParam(WM_DDE_ACK, lparam);
1836     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1837
1838     hglobal = GlobalFree((HGLOBAL)lparam);
1839     ok(hglobal == (HGLOBAL)lparam, "Expected lparam, got %d\n", ret);
1840     ok(GetLastError() == ERROR_INVALID_HANDLE,
1841        "Expected ERROR_INVALID_HANDLE, got %d\n", GetLastError());
1842
1843     lparam = PackDDElParam(WM_DDE_DATA, 0xcafe, 0xbeef);
1844     ptr = GlobalLock((HGLOBAL)lparam);
1845     ok(ptr != NULL, "Expected non-NULL ptr\n");
1846     ok(ptr[0] == 0xcafe, "Expected 0xcafe, got %08lx\n", ptr[0]);
1847     ok(ptr[1] == 0xbeef, "Expected 0xbeef, got %08lx\n", ptr[1]);
1848
1849     ret = GlobalUnlock((HGLOBAL)lparam);
1850     ok(ret == 1, "Expected 1, got %d\n", ret);
1851
1852     lo = hi = 0;
1853     ret = UnpackDDElParam(WM_DDE_DATA, lparam, &lo, &hi);
1854     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1855     ok(lo == 0xcafe, "Expected 0xcafe, got %08lx\n", lo);
1856     ok(hi == 0xbeef, "Expected 0xbeef, got %08lx\n", hi);
1857
1858     ret = FreeDDElParam(WM_DDE_DATA, lparam);
1859     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1860
1861     hglobal = GlobalFree((HGLOBAL)lparam);
1862     ok(hglobal == (HGLOBAL)lparam, "Expected lparam, got %d\n", ret);
1863     ok(GetLastError() == ERROR_INVALID_HANDLE,
1864        "Expected ERROR_INVALID_HANDLE, got %d\n", GetLastError());
1865
1866     lparam = PackDDElParam(WM_DDE_REQUEST, 0xcafe, 0xbeef);
1867     ok(lparam == 0xbeefcafe, "Expected 0xbeefcafe, got %08lx\n", lparam);
1868     ok(GlobalLock((HGLOBAL)lparam) == NULL,
1869        "Expected NULL, got %p\n", GlobalLock((HGLOBAL)lparam));
1870     ok(GetLastError() == ERROR_INVALID_HANDLE,
1871        "Expected ERROR_INVALID_HANDLE, got %d\n", GetLastError());
1872
1873     lo = hi = 0;
1874     ret = UnpackDDElParam(WM_DDE_REQUEST, lparam, &lo, &hi);
1875     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1876     ok(lo == 0xcafe, "Expected 0xcafe, got %08lx\n", lo);
1877     ok(hi == 0xbeef, "Expected 0xbeef, got %08lx\n", hi);
1878
1879     ret = FreeDDElParam(WM_DDE_REQUEST, lparam);
1880     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1881
1882     lparam = PackDDElParam(WM_DDE_POKE, 0xcafe, 0xbeef);
1883     ptr = GlobalLock((HGLOBAL)lparam);
1884     ok(ptr != NULL, "Expected non-NULL ptr\n");
1885     ok(ptr[0] == 0xcafe, "Expected 0xcafe, got %08lx\n", ptr[0]);
1886     ok(ptr[1] == 0xbeef, "Expected 0xbeef, got %08lx\n", ptr[1]);
1887
1888     ret = GlobalUnlock((HGLOBAL)lparam);
1889     ok(ret == 1, "Expected 1, got %d\n", ret);
1890
1891     lo = hi = 0;
1892     ret = UnpackDDElParam(WM_DDE_POKE, lparam, &lo, &hi);
1893     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1894     ok(lo == 0xcafe, "Expected 0xcafe, got %08lx\n", lo);
1895     ok(hi == 0xbeef, "Expected 0xbeef, got %08lx\n", hi);
1896
1897     ret = FreeDDElParam(WM_DDE_POKE, lparam);
1898     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1899
1900     hglobal = GlobalFree((HGLOBAL)lparam);
1901     ok(hglobal == (HGLOBAL)lparam, "Expected lparam, got %d\n", ret);
1902     ok(GetLastError() == ERROR_INVALID_HANDLE,
1903        "Expected ERROR_INVALID_HANDLE, got %d\n", GetLastError());
1904
1905     lparam = PackDDElParam(WM_DDE_EXECUTE, 0xcafe, 0xbeef);
1906     ok(lparam == 0xbeef, "Expected 0xbeef, got %08lx\n", lparam);
1907     ok(GlobalLock((HGLOBAL)lparam) == NULL,
1908        "Expected NULL, got %p\n", GlobalLock((HGLOBAL)lparam));
1909     ok(GetLastError() == ERROR_INVALID_HANDLE,
1910        "Expected ERROR_INVALID_HANDLE, got %d\n", GetLastError());
1911
1912     lo = hi = 0;
1913     ret = UnpackDDElParam(WM_DDE_EXECUTE, lparam, &lo, &hi);
1914     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1915     ok(lo == 0, "Expected 0, got %08lx\n", lo);
1916     ok(hi == 0xbeef, "Expected 0xbeef, got %08lx\n", hi);
1917
1918     ret = FreeDDElParam(WM_DDE_EXECUTE, lparam);
1919     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1920 }
1921
1922 static void test_UnpackDDElParam(void)
1923 {
1924     UINT_PTR lo, hi, *ptr;
1925     HGLOBAL hglobal;
1926     BOOL ret;
1927
1928     /* NULL lParam */
1929     lo = 0xdead;
1930     hi = 0xbeef;
1931     ret = UnpackDDElParam(WM_DDE_INITIATE, (LPARAM)NULL, &lo, &hi);
1932     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1933     ok(lo == 0, "Expected 0, got %08lx\n", lo);
1934     ok(hi == 0, "Expected 0, got %08lx\n", hi);
1935
1936     /* NULL lo */
1937     lo = 0xdead;
1938     hi = 0xbeef;
1939     ret = UnpackDDElParam(WM_DDE_INITIATE, 0xcafebabe, NULL, &hi);
1940     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1941     ok(lo == 0xdead, "Expected 0xdead, got %08lx\n", lo);
1942     ok(hi == 0xcafe, "Expected 0xcafe, got %08lx\n", hi);
1943
1944     /* NULL hi */
1945     lo = 0xdead;
1946     hi = 0xbeef;
1947     ret = UnpackDDElParam(WM_DDE_INITIATE, 0xcafebabe, &lo, NULL);
1948     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1949     ok(lo == 0xbabe, "Expected 0xbabe, got %08lx\n", lo);
1950     ok(hi == 0xbeef, "Expected 0xbeef, got %08lx\n", hi);
1951
1952     lo = 0xdead;
1953     hi = 0xbeef;
1954     ret = UnpackDDElParam(WM_DDE_INITIATE, 0xcafebabe, &lo, &hi);
1955     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1956     ok(lo == 0xbabe, "Expected 0xbabe, got %08lx\n", lo);
1957     ok(hi == 0xcafe, "Expected 0xcafe, got %08lx\n", hi);
1958
1959     lo = 0xdead;
1960     hi = 0xbeef;
1961     ret = UnpackDDElParam(WM_DDE_TERMINATE, 0xcafebabe, &lo, &hi);
1962     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1963     ok(lo == 0xbabe, "Expected 0xbabe, got %08lx\n", lo);
1964     ok(hi == 0xcafe, "Expected 0xcafe, got %08lx\n", hi);
1965
1966     lo = 0xdead;
1967     hi = 0xbeef;
1968     ret = UnpackDDElParam(WM_DDE_ADVISE, (LPARAM)NULL, &lo, &hi);
1969     ok(ret == FALSE, "Expected FALSE, got %d\n", ret);
1970     ok(lo == 0, "Expected 0, got %08lx\n", lo);
1971     ok(hi == 0, "Expected 0, got %08lx\n", hi);
1972
1973     lo = 0xdead;
1974     hi = 0xbeef;
1975     ret = UnpackDDElParam(WM_DDE_ADVISE, 0xcafebabe, &lo, &hi);
1976     ok(ret == FALSE, "Expected FALSE, got %d\n", ret);
1977     ok(lo == 0, "Expected 0, got %08lx\n", lo);
1978     ok(hi == 0, "Expected 0, got %08lx\n", hi);
1979
1980     hglobal = GlobalAlloc(GMEM_DDESHARE, 2);
1981     ptr = GlobalLock(hglobal);
1982     ptr[0] = 0xcafebabe;
1983     ptr[1] = 0xdeadbeef;
1984     GlobalUnlock(hglobal);
1985
1986     lo = 0xdead;
1987     hi = 0xbeef;
1988     ret = UnpackDDElParam(WM_DDE_ADVISE, (LPARAM)hglobal, &lo, &hi);
1989     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1990     ok(lo == 0xcafebabe, "Expected 0xcafebabe, got %08lx\n", lo);
1991     ok(hi == 0xdeadbeef, "Expected 0xdeadbeef, got %08lx\n", hi);
1992
1993     lo = 0xdead;
1994     hi = 0xbeef;
1995     ret = UnpackDDElParam(WM_DDE_UNADVISE, 0xcafebabe, &lo, &hi);
1996     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
1997     ok(lo == 0xbabe, "Expected 0xbabe, got %08lx\n", lo);
1998     ok(hi == 0xcafe, "Expected 0xcafe, got %08lx\n", hi);
1999
2000     lo = 0xdead;
2001     hi = 0xbeef;
2002     ret = UnpackDDElParam(WM_DDE_ACK, 0xcafebabe, &lo, &hi);
2003     ok(ret == FALSE, "Expected FALSE, got %d\n", ret);
2004     ok(lo == 0, "Expected 0, got %08lx\n", lo);
2005     ok(hi == 0, "Expected 0, got %08lx\n", hi);
2006
2007     lo = 0xdead;
2008     hi = 0xbeef;
2009     ret = UnpackDDElParam(WM_DDE_ACK, (LPARAM)hglobal, &lo, &hi);
2010     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
2011     ok(lo == 0xcafebabe, "Expected 0xcafebabe, got %08lx\n", lo);
2012     ok(hi == 0xdeadbeef, "Expected 0xdeadbeef, got %08lx\n", hi);
2013
2014     lo = 0xdead;
2015     hi = 0xbeef;
2016     ret = UnpackDDElParam(WM_DDE_DATA, 0xcafebabe, &lo, &hi);
2017     ok(ret == FALSE, "Expected FALSE, got %d\n", ret);
2018     ok(lo == 0, "Expected 0, got %08lx\n", lo);
2019     ok(hi == 0, "Expected 0, got %08lx\n", hi);
2020
2021     lo = 0xdead;
2022     hi = 0xbeef;
2023     ret = UnpackDDElParam(WM_DDE_DATA, (LPARAM)hglobal, &lo, &hi);
2024     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
2025     ok(lo == 0xcafebabe, "Expected 0xcafebabe, got %08lx\n", lo);
2026     ok(hi == 0xdeadbeef, "Expected 0xdeadbeef, got %08lx\n", hi);
2027
2028     lo = 0xdead;
2029     hi = 0xbeef;
2030     ret = UnpackDDElParam(WM_DDE_REQUEST, 0xcafebabe, &lo, &hi);
2031     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
2032     ok(lo == 0xbabe, "Expected 0xbabe, got %08lx\n", lo);
2033     ok(hi == 0xcafe, "Expected 0xcafe, got %08lx\n", hi);
2034
2035     lo = 0xdead;
2036     hi = 0xbeef;
2037     ret = UnpackDDElParam(WM_DDE_POKE, 0xcafebabe, &lo, &hi);
2038     ok(ret == FALSE, "Expected FALSE, got %d\n", ret);
2039     ok(lo == 0, "Expected 0, got %08lx\n", lo);
2040     ok(hi == 0, "Expected 0, got %08lx\n", hi);
2041
2042     lo = 0xdead;
2043     hi = 0xbeef;
2044     ret = UnpackDDElParam(WM_DDE_POKE, (LPARAM)hglobal, &lo, &hi);
2045     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
2046     ok(lo == 0xcafebabe, "Expected 0xcafebabe, got %08lx\n", lo);
2047     ok(hi == 0xdeadbeef, "Expected 0xdeadbeef, got %08lx\n", hi);
2048
2049     lo = 0xdead;
2050     hi = 0xbeef;
2051     ret = UnpackDDElParam(WM_DDE_EXECUTE, 0xcafebabe, &lo, &hi);
2052     ok(ret == TRUE, "Expected TRUE, got %d\n", ret);
2053     ok(lo == 0, "Expected 0, got %08lx\n", lo);
2054     ok(hi == 0xcafebabe, "Expected 0xcafebabe, got %08lx\n", hi);
2055 }
2056
2057 START_TEST(dde)
2058 {
2059     int argc;
2060     char **argv;
2061     char buffer[MAX_PATH];
2062     STARTUPINFO startup;
2063     PROCESS_INFORMATION proc;
2064
2065     argc = winetest_get_mainargs(&argv);
2066     if (argc == 3)
2067     {
2068         if (!lstrcmpA(argv[2], "ddeml"))
2069             test_ddeml_client();
2070         else if (!lstrcmpA(argv[2], "msg"))
2071             test_msg_client();
2072
2073         return;
2074     }
2075
2076     ZeroMemory(&startup, sizeof(STARTUPINFO));
2077     sprintf(buffer, "%s dde ddeml", argv[0]);
2078     startup.cb = sizeof(startup);
2079     startup.dwFlags = STARTF_USESHOWWINDOW;
2080     startup.wShowWindow = SW_SHOWNORMAL;
2081
2082     CreateProcessA(NULL, buffer, NULL, NULL, FALSE,
2083                    0, NULL, NULL, &startup, &proc);
2084
2085     test_msg_server(proc.hProcess);
2086
2087     sprintf(buffer, "%s dde msg", argv[0]);
2088     CreateProcessA(NULL, buffer, NULL, NULL, FALSE,
2089                    0, NULL, NULL, &startup, &proc);
2090
2091     test_ddeml_server(proc.hProcess);
2092
2093     test_dde_aw_transaction();
2094
2095     test_DdeCreateDataHandle();
2096     test_DdeCreateStringHandle();
2097     test_FreeDDElParam();
2098     test_PackDDElParam();
2099     test_UnpackDDElParam();
2100 }