ReactOS  0.4.15-dev-4917-g934e521
mmio.c
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1 /*
2  * Unit tests for mmio APIs
3  *
4  * Copyright 2005 Dmitry Timoshkov
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19  */
20 
21 #include <stdarg.h>
22 
23 #include "windef.h"
24 #include "winbase.h"
25 #include "wingdi.h"
26 #include "mmsystem.h"
27 #include "vfw.h"
28 #include "wine/test.h"
29 
30 static DWORD RIFF_buf[] =
31 {
32  FOURCC_RIFF, 32*sizeof(DWORD), mmioFOURCC('A','V','I',' '),
33  FOURCC_LIST, 29*sizeof(DWORD), listtypeAVIHEADER, ckidAVIMAINHDR,
34  sizeof(MainAVIHeader), 0xdeadbeef, 0xdeadbeef, 0xdeadbeef,
35  0xdeadbeef, 0xdeadbeef, 0xdeadbeef,0xdeadbeef,
36  0xdeadbeef, 0xdeadbeef, 0xdeadbeef,0xdeadbeef,
37  0xdeadbeef, 0xdeadbeef, 0xdeadbeef,
38  FOURCC_LIST, 10*sizeof(DWORD),listtypeSTREAMHEADER, ckidSTREAMHEADER,
39  7*sizeof(DWORD), streamtypeVIDEO, 0xdeadbeef, 0xdeadbeef,
40  0xdeadbeef, 0xdeadbeef, 0xdeadbeef, 0xdeadbeef,
41  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
42  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
43  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
44  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
45 };
46 
47 static void expect_buf_offset_dbg(HMMIO hmmio, LONG off, int line)
48 {
49  MMIOINFO mmio;
50  LONG ret;
51 
52  memset(&mmio, 0, sizeof(mmio));
53  ret = mmioGetInfo(hmmio, &mmio, 0);
54  ok_(__FILE__, line)(ret == MMSYSERR_NOERROR, "mmioGetInfo error %u\n", ret);
55  ok_(__FILE__, line)(mmio.lBufOffset == 0, "expected 0, got %d\n", mmio.lBufOffset);
56  ret = mmioSeek(hmmio, 0, SEEK_CUR);
57  ok_(__FILE__, line)(ret == off, "expected %d, got %d\n", off, ret);
58 }
59 
60 #define expect_buf_offset(a1, a2) expect_buf_offset_dbg(a1, a2, __LINE__)
61 
62 static void test_mmioDescend(char *fname)
63 {
64  MMRESULT ret;
65  HMMIO hmmio;
66  MMIOINFO mmio;
67  MMCKINFO ckRiff, ckList, ck, ckList2;
68 
69  memset(&mmio, 0, sizeof(mmio));
70  mmio.fccIOProc = fname ? FOURCC_DOS : FOURCC_MEM;
71  mmio.cchBuffer = sizeof(RIFF_buf);
72  mmio.pchBuffer = (char *)RIFF_buf;
73  hmmio = mmioOpenA(fname, &mmio, MMIO_READ);
74  if (fname && !hmmio)
75  {
76  trace("No optional %s file. Skipping the test\n", fname);
77  return;
78  }
79  ok(hmmio != 0, "mmioOpenA error %u\n", mmio.wErrorRet);
80 
81  expect_buf_offset(hmmio, 0);
82 
83  /* first normal RIFF AVI parsing */
84  ret = mmioDescend(hmmio, &ckRiff, NULL, 0);
85  ok(ret == MMSYSERR_NOERROR, "mmioDescend error %u\n", ret);
86  ok(ckRiff.ckid == FOURCC_RIFF, "wrong ckid: %04x\n", ckRiff.ckid);
87  ok(ckRiff.fccType == formtypeAVI, "wrong fccType: %04x\n", ckRiff.fccType);
88  ok(ckRiff.dwDataOffset == 8, "expected 8 got %u\n", ckRiff.dwDataOffset);
89  trace("ckid %4.4s cksize %04x fccType %4.4s off %04x flags %04x\n",
90  (LPCSTR)&ckRiff.ckid, ckRiff.cksize, (LPCSTR)&ckRiff.fccType,
91  ckRiff.dwDataOffset, ckRiff.dwFlags);
92 
93  expect_buf_offset(hmmio, 12);
94 
95  ret = mmioDescend(hmmio, &ckList, &ckRiff, 0);
96  ok(ret == MMSYSERR_NOERROR, "mmioDescend error %u\n", ret);
97  ok(ckList.ckid == FOURCC_LIST, "wrong ckid: %04x\n", ckList.ckid);
98  ok(ckList.fccType == listtypeAVIHEADER, "wrong fccType: %04x\n", ckList.fccType);
99  ok(ckList.dwDataOffset == 20, "expected 20 got %u\n", ckList.dwDataOffset);
100  trace("ckid %4.4s cksize %04x fccType %4.4s off %04x flags %04x\n",
101  (LPCSTR)&ckList.ckid, ckList.cksize, (LPCSTR)&ckList.fccType,
102  ckList.dwDataOffset, ckList.dwFlags);
103 
104  expect_buf_offset(hmmio, 24);
105 
106  ret = mmioDescend(hmmio, &ck, &ckList, 0);
107  ok(ret == MMSYSERR_NOERROR, "mmioDescend error %u\n", ret);
108  ok(ck.ckid == ckidAVIMAINHDR, "wrong ckid: %04x\n", ck.ckid);
109  ok(ck.fccType == 0, "wrong fccType: %04x\n", ck.fccType);
110  trace("ckid %4.4s cksize %04x fccType %4.4s off %04x flags %04x\n",
111  (LPCSTR)&ck.ckid, ck.cksize, (LPCSTR)&ck.fccType,
112  ck.dwDataOffset, ck.dwFlags);
113 
114  expect_buf_offset(hmmio, 32);
115 
116  /* Skip chunk data */
117  ret = mmioSeek(hmmio, ck.cksize, SEEK_CUR);
118  ok(ret == 0x58, "expected 0x58, got %#x\n", ret);
119 
120  ret = mmioDescend(hmmio, &ckList2, &ckList, 0);
121  ok(ret == MMSYSERR_NOERROR, "mmioDescend error %u\n", ret);
122  ok(ckList2.ckid == FOURCC_LIST, "wrong ckid: %04x\n", ckList2.ckid);
123  ok(ckList2.fccType == listtypeSTREAMHEADER, "wrong fccType: %04x\n", ckList2.fccType);
124  trace("ckid %4.4s cksize %04x fccType %4.4s off %04x flags %04x\n",
125  (LPCSTR)&ckList2.ckid, ckList2.cksize, (LPCSTR)&ckList2.fccType,
126  ckList2.dwDataOffset, ckList2.dwFlags);
127 
128  expect_buf_offset(hmmio, 100);
129 
130  ret = mmioDescend(hmmio, &ck, &ckList2, 0);
131  ok(ret == MMSYSERR_NOERROR, "mmioDescend error %u\n", ret);
132  ok(ck.ckid == ckidSTREAMHEADER, "wrong ckid: %04x\n", ck.ckid);
133  ok(ck.fccType == 0, "wrong fccType: %04x\n", ck.fccType);
134  trace("ckid %4.4s cksize %04x fccType %4.4s off %04x flags %04x\n",
135  (LPCSTR)&ck.ckid, ck.cksize, (LPCSTR)&ck.fccType,
136  ck.dwDataOffset, ck.dwFlags);
137 
138  expect_buf_offset(hmmio, 108);
139 
140  /* test various mmioDescend flags */
141 
142  mmioSeek(hmmio, 0, SEEK_SET);
143  memset(&ck, 0x66, sizeof(ck));
144  ret = mmioDescend(hmmio, &ck, NULL, MMIO_FINDRIFF);
145  ok(ret == MMIOERR_CHUNKNOTFOUND ||
146  ret == MMIOERR_INVALIDFILE, "mmioDescend returned %u\n", ret);
147 
148  mmioSeek(hmmio, 0, SEEK_SET);
149  memset(&ck, 0x66, sizeof(ck));
150  ck.ckid = 0;
151  ret = mmioDescend(hmmio, &ck, NULL, MMIO_FINDRIFF);
152  ok(ret == MMIOERR_CHUNKNOTFOUND ||
153  ret == MMIOERR_INVALIDFILE, "mmioDescend returned %u\n", ret);
154 
155  mmioSeek(hmmio, 0, SEEK_SET);
156  memset(&ck, 0x66, sizeof(ck));
157  ck.fccType = 0;
158  ret = mmioDescend(hmmio, &ck, NULL, MMIO_FINDRIFF);
159  ok(ret == MMSYSERR_NOERROR, "mmioDescend error %u\n", ret);
160  ok(ck.ckid == FOURCC_RIFF, "wrong ckid: %04x\n", ck.ckid);
161  ok(ck.fccType == formtypeAVI, "wrong fccType: %04x\n", ck.fccType);
162 
163  mmioSeek(hmmio, 0, SEEK_SET);
164  memset(&ck, 0x66, sizeof(ck));
165  ret = mmioDescend(hmmio, &ck, NULL, 0);
166  ok(ret == MMSYSERR_NOERROR, "mmioDescend error %u\n", ret);
167  ok(ck.ckid == FOURCC_RIFF, "wrong ckid: %04x\n", ck.ckid);
168  ok(ck.fccType == formtypeAVI, "wrong fccType: %04x\n", ck.fccType);
169 
170  /* do NOT seek, use current file position */
171  memset(&ck, 0x66, sizeof(ck));
172  ck.fccType = 0;
173  ret = mmioDescend(hmmio, &ck, NULL, MMIO_FINDLIST);
174  ok(ret == MMSYSERR_NOERROR, "mmioDescend error %u\n", ret);
175  ok(ck.ckid == FOURCC_LIST, "wrong ckid: %04x\n", ck.ckid);
176  ok(ck.fccType == listtypeAVIHEADER, "wrong fccType: %04x\n", ck.fccType);
177 
178  mmioSeek(hmmio, 0, SEEK_SET);
179  memset(&ck, 0x66, sizeof(ck));
180  ck.ckid = 0;
181  ck.fccType = listtypeAVIHEADER;
182  ret = mmioDescend(hmmio, &ck, NULL, MMIO_FINDCHUNK);
183  ok(ret == MMSYSERR_NOERROR, "mmioDescend error %u\n", ret);
184  ok(ck.ckid == FOURCC_RIFF, "wrong ckid: %04x\n", ck.ckid);
185  ok(ck.fccType == formtypeAVI, "wrong fccType: %04x\n", ck.fccType);
186 
187  /* do NOT seek, use current file position */
188  memset(&ck, 0x66, sizeof(ck));
189  ck.ckid = FOURCC_LIST;
190  ret = mmioDescend(hmmio, &ck, NULL, MMIO_FINDCHUNK);
191  ok(ret == MMSYSERR_NOERROR, "mmioDescend error %u\n", ret);
192  ok(ck.ckid == FOURCC_LIST, "wrong ckid: %04x\n", ck.ckid);
193  ok(ck.fccType == listtypeAVIHEADER, "wrong fccType: %04x\n", ck.fccType);
194 
195  mmioSeek(hmmio, 0, SEEK_SET);
196  memset(&ck, 0x66, sizeof(ck));
197  ck.ckid = FOURCC_RIFF;
198  ret = mmioDescend(hmmio, &ck, NULL, MMIO_FINDCHUNK);
199  ok(ret == MMSYSERR_NOERROR, "mmioDescend error %u\n", ret);
200  ok(ck.ckid == FOURCC_RIFF, "wrong ckid: %04x\n", ck.ckid);
201  ok(ck.fccType == formtypeAVI, "wrong fccType: %04x\n", ck.fccType);
202 
203  /* do NOT seek, use current file position */
204  memset(&ckList, 0x66, sizeof(ckList));
205  ckList.ckid = 0;
206  ret = mmioDescend(hmmio, &ckList, &ck, MMIO_FINDCHUNK);
207  ok(ret == MMSYSERR_NOERROR, "mmioDescend error %u\n", ret);
208  ok(ckList.ckid == FOURCC_LIST, "wrong ckid: %04x\n", ckList.ckid);
209  ok(ckList.fccType == listtypeAVIHEADER, "wrong fccType: %04x\n", ckList.fccType);
210 
211  mmioSeek(hmmio, 0, SEEK_SET);
212  memset(&ck, 0x66, sizeof(ck));
213  ret = mmioDescend(hmmio, &ck, NULL, MMIO_FINDCHUNK);
214  ok(ret == MMIOERR_CHUNKNOTFOUND ||
215  ret == MMIOERR_INVALIDFILE, "mmioDescend returned %u\n", ret);
216  ok(ck.ckid != 0x66666666, "wrong ckid: %04x\n", ck.ckid);
217  ok(ck.fccType != 0x66666666, "wrong fccType: %04x\n", ck.fccType);
218  ok(ck.dwDataOffset != 0x66666666, "wrong dwDataOffset: %04x\n", ck.dwDataOffset);
219 
220  mmioSeek(hmmio, 0, SEEK_SET);
221  memset(&ck, 0x66, sizeof(ck));
222  ret = mmioDescend(hmmio, &ck, NULL, MMIO_FINDRIFF);
223  ok(ret == MMIOERR_CHUNKNOTFOUND ||
224  ret == MMIOERR_INVALIDFILE, "mmioDescend returned %u\n", ret);
225 
226  mmioClose(hmmio, 0);
227 }
228 
229 static void test_mmioOpen(char *fname)
230 {
231  char buf[MMIO_DEFAULTBUFFER];
232  MMRESULT ret;
233  HMMIO hmmio;
234  MMIOINFO mmio;
235 
236  memset(&mmio, 0, sizeof(mmio));
237  mmio.fccIOProc = fname ? FOURCC_DOS : FOURCC_MEM;
238  mmio.cchBuffer = sizeof(buf);
239  mmio.pchBuffer = buf;
240  hmmio = mmioOpenA(fname, &mmio, MMIO_READ);
241  if (fname && !hmmio)
242  {
243  trace("No optional %s file. Skipping the test\n", fname);
244  return;
245  }
246  ok(hmmio != 0, "mmioOpenA error %u\n", mmio.wErrorRet);
247 
248  memset(&mmio, 0, sizeof(mmio));
249  ret = mmioGetInfo(hmmio, &mmio, 0);
250  ok(ret == MMSYSERR_NOERROR, "mmioGetInfo error %u\n", ret);
251  ok(mmio.dwFlags == MMIO_READ, "expected MMIO_READ, got %x\n", mmio.dwFlags);
252  ok(mmio.wErrorRet == MMSYSERR_NOERROR, "expected MMSYSERR_NOERROR, got %u\n", mmio.wErrorRet);
253  ok(mmio.fccIOProc == (fname ? FOURCC_DOS : FOURCC_MEM), "got %4.4s\n", (LPCSTR)&mmio.fccIOProc);
254  ok(mmio.cchBuffer == sizeof(buf), "got %u\n", mmio.cchBuffer);
255  ok(mmio.pchBuffer == buf, "expected %p, got %p\n", buf, mmio.pchBuffer);
256  ok(mmio.pchNext == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchNext);
257  if (mmio.fccIOProc == FOURCC_DOS)
258  ok(mmio.pchEndRead == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndRead);
259  else
260  ok(mmio.pchEndRead == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndRead);
261  ok(mmio.pchEndWrite == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndWrite);
262  ok(mmio.lBufOffset == 0, "expected 0, got %d\n", mmio.lBufOffset);
263  ok(mmio.lDiskOffset == 0, "expected 0, got %d\n", mmio.lDiskOffset);
264 
265  ret = mmioSeek(hmmio, 0, SEEK_CUR);
266  ok(ret == 0, "expected 0, got %d\n", ret);
267 
268  mmioClose(hmmio, 0);
269 
270  memset(&mmio, 0, sizeof(mmio));
271  mmio.fccIOProc = fname ? FOURCC_DOS : FOURCC_MEM;
272  mmio.cchBuffer = 0;
273  mmio.pchBuffer = buf;
274  hmmio = mmioOpenA(fname, &mmio, MMIO_READ);
275  ok(hmmio != 0, "mmioOpenA error %u\n", mmio.wErrorRet);
276 
277  memset(&mmio, 0, sizeof(mmio));
278  ret = mmioGetInfo(hmmio, &mmio, 0);
279  ok(ret == MMSYSERR_NOERROR, "mmioGetInfo error %u\n", ret);
280  ok(mmio.dwFlags == MMIO_READ, "expected MMIO_READ, got %x\n", mmio.dwFlags);
281  ok(mmio.wErrorRet == MMSYSERR_NOERROR, "expected MMSYSERR_NOERROR, got %u\n", mmio.wErrorRet);
282  ok(mmio.fccIOProc == (fname ? FOURCC_DOS : FOURCC_MEM), "got %4.4s\n", (LPCSTR)&mmio.fccIOProc);
283  ok(mmio.cchBuffer == 0, "expected 0, got %u\n", mmio.cchBuffer);
284  ok(mmio.pchBuffer == buf, "expected %p, got %p\n", buf, mmio.pchBuffer);
285  ok(mmio.pchNext == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchNext);
286  ok(mmio.pchEndRead == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndRead);
287  ok(mmio.pchEndWrite == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndWrite);
288  ok(mmio.lBufOffset == 0, "expected 0, got %d\n", mmio.lBufOffset);
289  ok(mmio.lDiskOffset == 0, "expected 0, got %d\n", mmio.lDiskOffset);
290 
291  ret = mmioSeek(hmmio, 0, SEEK_CUR);
292  ok(ret == 0, "expected 0, got %d\n", ret);
293 
294  mmioClose(hmmio, 0);
295 
296  memset(&mmio, 0, sizeof(mmio));
297  mmio.fccIOProc = fname ? FOURCC_DOS : FOURCC_MEM;
298  mmio.cchBuffer = 0;
299  mmio.pchBuffer = NULL;
300  hmmio = mmioOpenA(fname, &mmio, MMIO_READ);
301  ok(hmmio != 0, "mmioOpenA error %u\n", mmio.wErrorRet);
302 
303  memset(&mmio, 0, sizeof(mmio));
304  ret = mmioGetInfo(hmmio, &mmio, 0);
305  ok(ret == MMSYSERR_NOERROR, "mmioGetInfo error %u\n", ret);
306  ok(mmio.dwFlags == MMIO_READ, "expected MMIO_READ, got %x\n", mmio.dwFlags);
307  ok(mmio.wErrorRet == MMSYSERR_NOERROR, "expected MMSYSERR_NOERROR, got %u\n", mmio.wErrorRet);
308  ok(mmio.fccIOProc == (fname ? FOURCC_DOS : FOURCC_MEM), "got %4.4s\n", (LPCSTR)&mmio.fccIOProc);
309  ok(mmio.cchBuffer == 0, "expected 0, got %u\n", mmio.cchBuffer);
310  ok(mmio.pchBuffer == NULL, "expected NULL\n");
311  ok(mmio.pchNext == NULL, "expected NULL\n");
312  ok(mmio.pchEndRead == NULL, "expected NULL\n");
313  ok(mmio.pchEndWrite == NULL, "expected NULL\n");
314  ok(mmio.lBufOffset == 0, "expected 0, got %d\n", mmio.lBufOffset);
315  ok(mmio.lDiskOffset == 0, "expected 0, got %d\n", mmio.lDiskOffset);
316 
317  ret = mmioSeek(hmmio, 0, SEEK_CUR);
318  ok(ret == 0, "expected 0, got %d\n", ret);
319 
320  mmioClose(hmmio, 0);
321 
322  memset(&mmio, 0, sizeof(mmio));
323  mmio.fccIOProc = fname ? FOURCC_DOS : FOURCC_MEM;
324  mmio.cchBuffer = 256;
325  mmio.pchBuffer = NULL;
326  hmmio = mmioOpenA(fname, &mmio, MMIO_READ);
327  ok(hmmio != 0, "mmioOpenA error %u\n", mmio.wErrorRet);
328 
329  memset(&mmio, 0, sizeof(mmio));
330  ret = mmioGetInfo(hmmio, &mmio, 0);
331  ok(ret == MMSYSERR_NOERROR, "mmioGetInfo error %u\n", ret);
332  ok(mmio.dwFlags == (MMIO_READ|MMIO_ALLOCBUF), "expected MMIO_READ|MMIO_ALLOCBUF, got %x\n", mmio.dwFlags);
333  ok(mmio.wErrorRet == MMSYSERR_NOERROR, "expected MMSYSERR_NOERROR, got %u\n", mmio.wErrorRet);
334  ok(mmio.fccIOProc == (fname ? FOURCC_DOS : FOURCC_MEM), "got %4.4s\n", (LPCSTR)&mmio.fccIOProc);
335  ok(mmio.cchBuffer == 256, "expected 256, got %u\n", mmio.cchBuffer);
336  ok(mmio.pchBuffer != NULL, "expected not NULL\n");
337  ok(mmio.pchNext == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchNext);
338  if (mmio.fccIOProc == FOURCC_DOS)
339  ok(mmio.pchEndRead == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndRead);
340  else
341  ok(mmio.pchEndRead == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndRead);
342  ok(mmio.pchEndWrite == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndWrite);
343  ok(mmio.lBufOffset == 0, "expected 0, got %d\n", mmio.lBufOffset);
344  ok(mmio.lDiskOffset == 0, "expected 0, got %d\n", mmio.lDiskOffset);
345 
346  ret = mmioSeek(hmmio, 0, SEEK_CUR);
347  ok(ret == 0, "expected 0, got %d\n", ret);
348 
349  mmioClose(hmmio, 0);
350 
351  memset(&mmio, 0, sizeof(mmio));
352  mmio.fccIOProc = fname ? FOURCC_DOS : FOURCC_MEM;
353  mmio.cchBuffer = sizeof(buf);
354  mmio.pchBuffer = buf;
355  hmmio = mmioOpenA(fname, &mmio, MMIO_READ | MMIO_ALLOCBUF);
356  ok(hmmio != 0, "mmioOpenA error %u\n", mmio.wErrorRet);
357 
358  memset(&mmio, 0, sizeof(mmio));
359  ret = mmioGetInfo(hmmio, &mmio, 0);
360  ok(ret == MMSYSERR_NOERROR, "mmioGetInfo error %u\n", ret);
361  ok(mmio.dwFlags == MMIO_READ, "expected MMIO_READ, got %x\n", mmio.dwFlags);
362  ok(mmio.wErrorRet == MMSYSERR_NOERROR, "expected MMSYSERR_NOERROR, got %u\n", mmio.wErrorRet);
363  ok(mmio.fccIOProc == (fname ? FOURCC_DOS : FOURCC_MEM), "got %4.4s\n", (LPCSTR)&mmio.fccIOProc);
364  ok(mmio.cchBuffer == sizeof(buf), "got %u\n", mmio.cchBuffer);
365  ok(mmio.pchBuffer == buf, "expected %p, got %p\n", buf, mmio.pchBuffer);
366  ok(mmio.pchNext == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchNext);
367  if (mmio.fccIOProc == FOURCC_DOS)
368  ok(mmio.pchEndRead == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndRead);
369  else
370  ok(mmio.pchEndRead == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndRead);
371  ok(mmio.pchEndWrite == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndWrite);
372  ok(mmio.lBufOffset == 0, "expected 0, got %d\n", mmio.lBufOffset);
373  ok(mmio.lDiskOffset == 0, "expected 0, got %d\n", mmio.lDiskOffset);
374 
375  ret = mmioSeek(hmmio, 0, SEEK_CUR);
376  ok(ret == 0, "expected 0, got %d\n", ret);
377 
378  mmioClose(hmmio, 0);
379 
380  memset(&mmio, 0, sizeof(mmio));
381  mmio.fccIOProc = fname ? FOURCC_DOS : FOURCC_MEM;
382  mmio.cchBuffer = 0;
383  mmio.pchBuffer = NULL;
384  hmmio = mmioOpenA(fname, &mmio, MMIO_READ | MMIO_ALLOCBUF);
385  ok(hmmio != 0, "mmioOpenA error %u\n", mmio.wErrorRet);
386 
387  memset(&mmio, 0, sizeof(mmio));
388  ret = mmioGetInfo(hmmio, &mmio, 0);
389  ok(ret == MMSYSERR_NOERROR, "mmioGetInfo error %u\n", ret);
390  ok(mmio.dwFlags == (MMIO_READ|MMIO_ALLOCBUF), "expected MMIO_READ|MMIO_ALLOCBUF, got %x\n", mmio.dwFlags);
391  ok(mmio.wErrorRet == MMSYSERR_NOERROR, "expected MMSYSERR_NOERROR, got %u\n", mmio.wErrorRet);
392  ok(mmio.fccIOProc == (fname ? FOURCC_DOS : FOURCC_MEM), "got %4.4s\n", (LPCSTR)&mmio.fccIOProc);
393  ok(mmio.cchBuffer == MMIO_DEFAULTBUFFER, "expected MMIO_DEFAULTBUFFER, got %u\n", mmio.cchBuffer);
394  ok(mmio.pchBuffer != NULL, "expected not NULL\n");
395  ok(mmio.pchNext == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchNext);
396  if (mmio.fccIOProc == FOURCC_DOS)
397  ok(mmio.pchEndRead == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndRead);
398  else
399  ok(mmio.pchEndRead == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndRead);
400  ok(mmio.pchEndWrite == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndWrite);
401  ok(mmio.lBufOffset == 0, "expected 0, got %d\n", mmio.lBufOffset);
402  ok(mmio.lDiskOffset == 0, "expected 0, got %d\n", mmio.lDiskOffset);
403 
404  ret = mmioSeek(hmmio, 0, SEEK_CUR);
405  ok(ret == 0, "expected 0, got %d\n", ret);
406 
407  mmioClose(hmmio, 0);
408 
409  memset(&mmio, 0, sizeof(mmio));
410  mmio.fccIOProc = fname ? FOURCC_DOS : FOURCC_MEM;
411  mmio.cchBuffer = 256;
412  mmio.pchBuffer = NULL;
413  hmmio = mmioOpenA(fname, &mmio, MMIO_READ | MMIO_ALLOCBUF);
414  ok(hmmio != 0, "mmioOpenA error %u\n", mmio.wErrorRet);
415 
416  memset(&mmio, 0, sizeof(mmio));
417  ret = mmioGetInfo(hmmio, &mmio, 0);
418  ok(ret == MMSYSERR_NOERROR, "mmioGetInfo error %u\n", ret);
419  ok(mmio.dwFlags == (MMIO_READ|MMIO_ALLOCBUF), "expected MMIO_READ|MMIO_ALLOCBUF, got %x\n", mmio.dwFlags);
420  ok(mmio.wErrorRet == MMSYSERR_NOERROR, "expected MMSYSERR_NOERROR, got %u\n", mmio.wErrorRet);
421  ok(mmio.fccIOProc == (fname ? FOURCC_DOS : FOURCC_MEM), "got %4.4s\n", (LPCSTR)&mmio.fccIOProc);
422  ok(mmio.cchBuffer == 256, "expected 256, got %u\n", mmio.cchBuffer);
423  ok(mmio.pchBuffer != NULL, "expected not NULL\n");
424  ok(mmio.pchNext == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchNext);
425  if (mmio.fccIOProc == FOURCC_DOS)
426  ok(mmio.pchEndRead == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndRead);
427  else
428  ok(mmio.pchEndRead == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndRead);
429  ok(mmio.pchEndWrite == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndWrite);
430  ok(mmio.lBufOffset == 0, "expected 0, got %d\n", mmio.lBufOffset);
431  ok(mmio.lDiskOffset == 0, "expected 0, got %d\n", mmio.lDiskOffset);
432 
433  ret = mmioSeek(hmmio, 0, SEEK_CUR);
434  ok(ret == 0, "expected 0, got %d\n", ret);
435 
436  mmioClose(hmmio, 0);
437 
438  memset(&mmio, 0, sizeof(mmio));
439  mmio.fccIOProc = fname ? FOURCC_DOS : FOURCC_MEM;
440  mmio.cchBuffer = 0;
441  mmio.pchBuffer = buf;
442  hmmio = mmioOpenA(fname, &mmio, MMIO_READ | MMIO_ALLOCBUF);
443  if (!hmmio && mmio.wErrorRet == ERROR_BAD_FORMAT)
444  {
445  /* Seen on Win9x, WinMe but also XP-SP1 */
446  skip("Some Windows versions don't like a 0 size and a given buffer\n");
447  return;
448  }
449  ok(hmmio != 0, "mmioOpenA error %u\n", mmio.wErrorRet);
450 
451  memset(&mmio, 0, sizeof(mmio));
452  ret = mmioGetInfo(hmmio, &mmio, 0);
453  ok(ret == MMSYSERR_NOERROR, "mmioGetInfo error %u\n", ret);
454  ok(mmio.dwFlags == MMIO_READ, "expected MMIO_READ, got %x\n", mmio.dwFlags);
455  ok(mmio.wErrorRet == MMSYSERR_NOERROR, "expected MMSYSERR_NOERROR, got %u\n", mmio.wErrorRet);
456  ok(mmio.fccIOProc == (fname ? FOURCC_DOS : FOURCC_MEM), "got %4.4s\n", (LPCSTR)&mmio.fccIOProc);
457  ok(mmio.cchBuffer == MMIO_DEFAULTBUFFER, "expected MMIO_DEFAULTBUFFER, got %u\n", mmio.cchBuffer);
458  ok(mmio.pchBuffer == buf, "expected %p, got %p\n", buf, mmio.pchBuffer);
459  ok(mmio.pchNext == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchNext);
460  if (mmio.fccIOProc == FOURCC_DOS)
461  ok(mmio.pchEndRead == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndRead);
462  else
463  ok(mmio.pchEndRead == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndRead);
464  ok(mmio.pchEndWrite == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndWrite);
465  ok(mmio.lBufOffset == 0, "expected 0, got %d\n", mmio.lBufOffset);
466  ok(mmio.lDiskOffset == 0, "expected 0, got %d\n", mmio.lDiskOffset);
467 
468  ret = mmioSeek(hmmio, 0, SEEK_CUR);
469  ok(ret == 0, "expected 0, got %d\n", ret);
470 
471  mmioClose(hmmio, 0);
472 }
473 
474 static void test_mmioSetBuffer(char *fname)
475 {
476  char buf[256];
477  MMRESULT ret;
478  HMMIO hmmio;
479  MMIOINFO mmio;
480 
481  memset(&mmio, 0, sizeof(mmio));
482  mmio.fccIOProc = fname ? FOURCC_DOS : FOURCC_MEM;
483  mmio.cchBuffer = sizeof(buf);
484  mmio.pchBuffer = buf;
485  hmmio = mmioOpenA(fname, &mmio, MMIO_READ);
486  if (fname && !hmmio)
487  {
488  trace("No optional %s file. Skipping the test\n", fname);
489  return;
490  }
491  ok(hmmio != 0, "mmioOpenA error %u\n", mmio.wErrorRet);
492 
493  memset(&mmio, 0, sizeof(mmio));
494  ret = mmioGetInfo(hmmio, &mmio, 0);
495  ok(ret == MMSYSERR_NOERROR, "mmioGetInfo error %u\n", ret);
496  ok(mmio.dwFlags == MMIO_READ, "expected MMIO_READ, got %x\n", mmio.dwFlags);
497  ok(mmio.wErrorRet == MMSYSERR_NOERROR, "expected MMSYSERR_NOERROR, got %u\n", mmio.wErrorRet);
498  ok(mmio.fccIOProc == (fname ? FOURCC_DOS : FOURCC_MEM), "got %4.4s\n", (LPCSTR)&mmio.fccIOProc);
499  ok(mmio.cchBuffer == sizeof(buf), "got %u\n", mmio.cchBuffer);
500  ok(mmio.pchBuffer == buf, "expected %p, got %p\n", buf, mmio.pchBuffer);
501  ok(mmio.pchNext == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchNext);
502  if (mmio.fccIOProc == FOURCC_DOS)
503  ok(mmio.pchEndRead == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndRead);
504  else
505  ok(mmio.pchEndRead == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndRead);
506  ok(mmio.pchEndWrite == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndWrite);
507  ok(mmio.lBufOffset == 0, "expected 0, got %d\n", mmio.lBufOffset);
508  ok(mmio.lDiskOffset == 0, "expected 0, got %d\n", mmio.lDiskOffset);
509 
510  ret = mmioSeek(hmmio, 0, SEEK_CUR);
511  ok(ret == 0, "expected 0, got %d\n", ret);
512 
513  ret = mmioSetBuffer(hmmio, NULL, 0, 0);
514  ok(ret == MMSYSERR_NOERROR, "mmioSetBuffer error %u\n", ret);
515 
516  memset(&mmio, 0, sizeof(mmio));
517  ret = mmioGetInfo(hmmio, &mmio, 0);
518  ok(ret == MMSYSERR_NOERROR, "mmioGetInfo error %u\n", ret);
519  ok(mmio.dwFlags == MMIO_READ, "expected MMIO_READ, got %x\n", mmio.dwFlags);
520  ok(mmio.wErrorRet == MMSYSERR_NOERROR, "expected MMSYSERR_NOERROR, got %u\n", mmio.wErrorRet);
521  ok(mmio.fccIOProc == (fname ? FOURCC_DOS : FOURCC_MEM), "got %4.4s\n", (LPCSTR)&mmio.fccIOProc);
522  ok(mmio.cchBuffer == 0, "got not 0\n");
523  ok(mmio.pchBuffer == NULL, "got not NULL buf\n");
524  ok(mmio.pchNext == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchNext);
525  ok(mmio.pchEndRead == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndRead);
526  ok(mmio.pchEndWrite == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndWrite);
527  ok(mmio.lBufOffset == 0, "expected 0, got %d\n", mmio.lBufOffset);
528  ok(mmio.lDiskOffset == 0, "expected 0, got %d\n", mmio.lDiskOffset);
529 
530  ret = mmioSeek(hmmio, 0, SEEK_CUR);
531  ok(ret == 0, "expected 0, got %d\n", ret);
532 
533  ret = mmioSetBuffer(hmmio, NULL, 0, MMIO_ALLOCBUF);
534  ok(ret == MMSYSERR_NOERROR, "mmioSetBuffer error %u\n", ret);
535 
536  memset(&mmio, 0, sizeof(mmio));
537  ret = mmioGetInfo(hmmio, &mmio, 0);
538  ok(ret == MMSYSERR_NOERROR, "mmioGetInfo error %u\n", ret);
539  ok(mmio.dwFlags == MMIO_READ, "expected MMIO_READ, got %x\n", mmio.dwFlags);
540  ok(mmio.wErrorRet == MMSYSERR_NOERROR, "expected MMSYSERR_NOERROR, got %u\n", mmio.wErrorRet);
541  ok(mmio.fccIOProc == (fname ? FOURCC_DOS : FOURCC_MEM), "got %4.4s\n", (LPCSTR)&mmio.fccIOProc);
542  ok(mmio.cchBuffer == 0, "got not 0\n");
543  ok(mmio.pchBuffer == NULL, "got not NULL buf\n");
544  ok(mmio.pchNext == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchNext);
545  ok(mmio.pchEndRead == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndRead);
546  ok(mmio.pchEndWrite == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndWrite);
547  ok(mmio.lBufOffset == 0, "expected 0, got %d\n", mmio.lBufOffset);
548  ok(mmio.lDiskOffset == 0, "expected 0, got %d\n", mmio.lDiskOffset);
549 
550  ret = mmioSeek(hmmio, 0, SEEK_CUR);
551  ok(ret == 0, "expected 0, got %d\n", ret);
552 
553  ret = mmioSetBuffer(hmmio, buf, 0, MMIO_ALLOCBUF);
554  ok(ret == MMSYSERR_NOERROR, "mmioSetBuffer error %u\n", ret);
555 
556  memset(&mmio, 0, sizeof(mmio));
557  ret = mmioGetInfo(hmmio, &mmio, 0);
558  ok(ret == MMSYSERR_NOERROR, "mmioGetInfo error %u\n", ret);
559  ok(mmio.dwFlags == MMIO_READ, "expected MMIO_READ, got %x\n", mmio.dwFlags);
560  ok(mmio.wErrorRet == MMSYSERR_NOERROR, "expected MMSYSERR_NOERROR, got %u\n", mmio.wErrorRet);
561  ok(mmio.fccIOProc == (fname ? FOURCC_DOS : FOURCC_MEM), "got %4.4s\n", (LPCSTR)&mmio.fccIOProc);
562  ok(mmio.cchBuffer == 0, "got not 0\n");
563  ok(mmio.pchBuffer == buf, "expected %p, got %p\n", buf, mmio.pchBuffer);
564  ok(mmio.pchNext == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchNext);
565  ok(mmio.pchEndRead == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndRead);
566  ok(mmio.pchEndWrite == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndWrite);
567  ok(mmio.lBufOffset == 0, "expected 0, got %d\n", mmio.lBufOffset);
568  ok(mmio.lDiskOffset == 0, "expected 0, got %d\n", mmio.lDiskOffset);
569 
570  ret = mmioSeek(hmmio, 0, SEEK_CUR);
571  ok(ret == 0, "expected 0, got %d\n", ret);
572 
573  ret = mmioSetBuffer(hmmio, NULL, 256, MMIO_WRITE|MMIO_ALLOCBUF);
574  ok(ret == MMSYSERR_NOERROR, "mmioSetBuffer error %u\n", ret);
575 
576  memset(&mmio, 0, sizeof(mmio));
577  ret = mmioGetInfo(hmmio, &mmio, 0);
578  ok(ret == MMSYSERR_NOERROR, "mmioGetInfo error %u\n", ret);
579  ok(mmio.dwFlags == (MMIO_READ|MMIO_ALLOCBUF), "expected MMIO_READ|MMIO_ALLOCBUF, got %x\n", mmio.dwFlags);
580  ok(mmio.wErrorRet == MMSYSERR_NOERROR, "expected MMSYSERR_NOERROR, got %u\n", mmio.wErrorRet);
581  ok(mmio.fccIOProc == (fname ? FOURCC_DOS : FOURCC_MEM), "got %4.4s\n", (LPCSTR)&mmio.fccIOProc);
582  ok(mmio.cchBuffer == 256, "got %u\n", mmio.cchBuffer);
583  ok(mmio.pchBuffer != NULL, "expected not NULL\n");
584  ok(mmio.pchBuffer != buf, "expected != buf\n");
585  ok(mmio.pchNext == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchNext);
586  ok(mmio.pchEndRead == mmio.pchBuffer, "expected %p, got %p\n", buf, mmio.pchEndRead);
587  ok(mmio.pchEndWrite == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndWrite);
588  ok(mmio.lBufOffset == 0, "expected 0, got %d\n", mmio.lBufOffset);
589  ok(mmio.lDiskOffset == 0, "expected 0, got %d\n", mmio.lDiskOffset);
590 
591  ret = mmioSeek(hmmio, 0, SEEK_CUR);
592  ok(ret == 0, "expected 0, got %d\n", ret);
593 
594  mmioClose(hmmio, 0);
595 }
596 
597 #define FOURCC_XYZ mmioFOURCC('X', 'Y', 'Z', ' ')
598 
599 static LRESULT CALLBACK mmio_test_IOProc(LPSTR lpMMIOInfo, UINT uMessage, LPARAM lParam1, LPARAM lParam2)
600 {
601  LPMMIOINFO lpInfo = (LPMMIOINFO) lpMMIOInfo;
602  int i;
603 
604  switch (uMessage)
605  {
606  case MMIOM_OPEN:
607  if (lpInfo->fccIOProc == FOURCC_DOS)
608  lpInfo->fccIOProc = mmioFOURCC('F', 'A', 'I', 'L');
609  for (i = 0; i < ARRAY_SIZE(lpInfo->adwInfo); i++)
610  ok(lpInfo->adwInfo[i] == 0, "[%d] Expected 0, got %u\n", i, lpInfo->adwInfo[i]);
611  return MMSYSERR_NOERROR;
612  case MMIOM_CLOSE:
613  return MMSYSERR_NOERROR;
614  case MMIOM_SEEK:
615  lpInfo->adwInfo[1]++;
616  lpInfo->lDiskOffset = 0xdeadbeef;
617  return 0;
618  default:
619  return 0;
620  }
621 }
622 
623 static void test_mmioOpen_fourcc(void)
624 {
625  char fname[] = "file+name.xyz+one.two";
626 
627  LPMMIOPROC lpProc;
628  HMMIO hmmio;
629  MMIOINFO mmio;
630 
631  lpProc = mmioInstallIOProcA(FOURCC_DOS, mmio_test_IOProc, MMIO_INSTALLPROC);
632  ok(lpProc == mmio_test_IOProc, "mmioInstallIOProcA error\n");
633 
634  lpProc = mmioInstallIOProcA(FOURCC_XYZ, mmio_test_IOProc, MMIO_INSTALLPROC);
635  ok(lpProc == mmio_test_IOProc, "mmioInstallIOProcA error\n");
636 
637  memset(&mmio, 0, sizeof(mmio));
638  hmmio = mmioOpenA(fname, &mmio, MMIO_READ);
639  mmioGetInfo(hmmio, &mmio, 0);
640  ok(hmmio && mmio.fccIOProc == FOURCC_XYZ, "mmioOpenA error %u, got %4.4s\n",
641  mmio.wErrorRet, (LPCSTR)&mmio.fccIOProc);
642  ok(mmio.adwInfo[1] == 0, "mmioOpenA sent MMIOM_SEEK, got %d\n",
643  mmio.adwInfo[1]);
644  ok(mmio.lDiskOffset == 0, "mmioOpenA updated lDiskOffset, got %d\n",
645  mmio.lDiskOffset);
646  mmioClose(hmmio, 0);
647 
648  /* Same test with NULL info */
649  memset(&mmio, 0, sizeof(mmio));
650  hmmio = mmioOpenA(fname, NULL, MMIO_READ);
651  mmioGetInfo(hmmio, &mmio, 0);
652  ok(hmmio && mmio.fccIOProc == FOURCC_XYZ, "mmioOpenA error %u, got %4.4s\n",
653  mmio.wErrorRet, (LPCSTR)&mmio.fccIOProc);
654  ok(mmio.adwInfo[1] == 0, "mmioOpenA sent MMIOM_SEEK, got %d\n",
655  mmio.adwInfo[1]);
656  ok(mmio.lDiskOffset == 0, "mmioOpenA updated lDiskOffset, got %d\n",
657  mmio.lDiskOffset);
658  mmioClose(hmmio, 0);
659 
660  mmioInstallIOProcA(FOURCC_XYZ, NULL, MMIO_REMOVEPROC);
661 
662  memset(&mmio, 0, sizeof(mmio));
663  hmmio = mmioOpenA(fname, &mmio, MMIO_READ);
664  mmioGetInfo(hmmio, &mmio, 0);
665  ok(!hmmio && mmio.wErrorRet == MMIOERR_FILENOTFOUND, "mmioOpenA error %u, got %4.4s\n",
666  mmio.wErrorRet, (LPCSTR)&mmio.fccIOProc);
667  mmioClose(hmmio, 0);
668 
669  mmioInstallIOProcA(FOURCC_DOS, NULL, MMIO_REMOVEPROC);
670 }
671 
672 static BOOL create_test_file(char *temp_file)
673 {
674  char temp_path[MAX_PATH];
675  DWORD ret, written;
676  HANDLE h;
677 
678  ret = GetTempPathA(sizeof(temp_path), temp_path);
679  ok(ret, "Failed to get a temp path, err %d\n", GetLastError());
680  if (!ret)
681  return FALSE;
682 
683  ret = GetTempFileNameA(temp_path, "mmio", 0, temp_file);
684  ok(ret, "Failed to get a temp name, err %d\n", GetLastError());
685  if (!ret)
686  return FALSE;
687 
688  h = CreateFileA(temp_file, GENERIC_WRITE, 0, NULL,
689  CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
690  ok(h != INVALID_HANDLE_VALUE, "Failed to create a file, err %d\n", GetLastError());
691  if (h == INVALID_HANDLE_VALUE) return FALSE;
692 
693  ret = WriteFile(h, RIFF_buf, sizeof(RIFF_buf), &written, NULL);
694  ok(ret, "Failed to write a file, err %d\n", GetLastError());
695  CloseHandle(h);
696  if (!ret) DeleteFileA(temp_file);
697  return ret;
698 }
699 
700 static void test_mmioSeek(void)
701 {
702  HMMIO hmmio;
703  MMIOINFO mmio;
704  LONG end, pos;
705  const LONG size = sizeof(RIFF_buf), offset = 16;
706  char test_file[MAX_PATH];
707  MMRESULT res;
708  HFILE hfile;
709  OFSTRUCT ofs;
710 
711  /* test memory file */
712  memset(&mmio, 0, sizeof(mmio));
713  mmio.fccIOProc = FOURCC_MEM;
714  mmio.pchBuffer = (char*)&RIFF_buf;
715  mmio.cchBuffer = sizeof(RIFF_buf);
716  hmmio = mmioOpenA(NULL, &mmio, MMIO_READ);
717  ok(hmmio != 0, "mmioOpenA error %u\n", mmio.wErrorRet);
718  if (hmmio != NULL) {
719  /* seek to the end */
720  end = mmioSeek(hmmio, 0, SEEK_END);
721  ok(end == size, "expected %d, got %d\n", size, end);
722 
723  /* test MMIOINFO values */
724  res = mmioGetInfo(hmmio, &mmio, 0);
725  ok(res == MMSYSERR_NOERROR, "expected 0, got %d\n", res);
726  ok(mmio.pchNext == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchNext);
727  ok(mmio.pchEndRead == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndRead);
728  ok(mmio.pchEndWrite == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndWrite);
729  ok(mmio.lBufOffset == 0, "expected %d, got %d\n", 0, mmio.lBufOffset);
730  ok(mmio.lDiskOffset == 0, "expected %d, got %d\n", 0, mmio.lDiskOffset);
731 
732  /* seek backward from the end */
733  pos = mmioSeek(hmmio, offset, SEEK_END);
734  ok(pos == size-offset, "expected %d, got %d\n", size-offset, pos);
735 
736  mmioClose(hmmio, 0);
737  }
738 
739  if (!create_test_file(test_file)) return;
740 
741  /* test standard file without buffering */
742  hmmio = NULL;
743  memset(&mmio, 0, sizeof(mmio));
744  mmio.fccIOProc = FOURCC_DOS;
745  mmio.pchBuffer = 0;
746  mmio.cchBuffer = 0;
747  hmmio = mmioOpenA(test_file, &mmio, MMIO_READ);
748  ok(hmmio != 0, "mmioOpenA error %u\n", mmio.wErrorRet);
749  if (hmmio != NULL) {
750  /* seek to the end */
751  end = mmioSeek(hmmio, 0, SEEK_END);
752  ok(end == size, "expected %d, got %d\n", size, end);
753 
754  /* test MMIOINFO values */
755  res = mmioGetInfo(hmmio, &mmio, 0);
756  ok(res == MMSYSERR_NOERROR, "expected 0, got %d\n", res);
757  ok(mmio.pchNext == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchNext);
758  ok(mmio.pchEndRead == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndRead);
759  ok(mmio.pchEndWrite == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndWrite);
760  ok(mmio.lBufOffset == size, "expected %d, got %d\n", size, mmio.lBufOffset);
761  ok(mmio.lDiskOffset == size, "expected %d, got %d\n", size, mmio.lDiskOffset);
762 
763  /* seek backward from the end */
764  pos = mmioSeek(hmmio, offset, SEEK_END);
765  ok(pos == size-offset, "expected %d, got %d\n", size-offset, pos);
766 
767  mmioClose(hmmio, 0);
768  }
769 
770  /* test standard file with buffering */
771  hmmio = NULL;
772  memset(&mmio, 0, sizeof(mmio));
773  mmio.fccIOProc = FOURCC_DOS;
774  mmio.pchBuffer = 0;
775  mmio.cchBuffer = 0;
776  hmmio = mmioOpenA(test_file, &mmio, MMIO_READ | MMIO_ALLOCBUF);
777  ok(hmmio != 0, "mmioOpenA error %u\n", mmio.wErrorRet);
778  if (hmmio != NULL) {
779  /* seek to the end */
780  end = mmioSeek(hmmio, 0, SEEK_END);
781  ok(end == size, "expected %d, got %d\n", size, end);
782 
783  /* test MMIOINFO values */
784  res = mmioGetInfo(hmmio, &mmio, 0);
785  ok(res == MMSYSERR_NOERROR, "expected 0, got %d\n", res);
786  ok(mmio.pchNext == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchNext);
787  ok(mmio.pchEndRead == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndRead);
788  ok(mmio.pchEndWrite == mmio.pchBuffer + mmio.cchBuffer, "expected %p + %d, got %p\n", mmio.pchBuffer, mmio.cchBuffer, mmio.pchEndWrite);
789  ok(mmio.lBufOffset == end, "expected %d, got %d\n", end, mmio.lBufOffset);
790  ok(mmio.lDiskOffset == size, "expected %d, got %d\n", size, mmio.lDiskOffset);
791 
792  /* seek backward from the end */
793  pos = mmioSeek(hmmio, offset, SEEK_END);
794  ok(pos == size-offset, "expected %d, got %d\n", size-offset, pos);
795 
796  mmioClose(hmmio, 0);
797  }
798 
799  /* test seek position inheritance from standard file handle */
800  hfile = OpenFile(test_file, &ofs, OF_READ);
801  ok(hfile != HFILE_ERROR, "Failed to open the file, err %d\n", GetLastError());
802  if (hfile != HFILE_ERROR) {
803  pos = _llseek(hfile, offset, SEEK_SET);
804  ok(pos != HFILE_ERROR, "Failed to seek, err %d\n", GetLastError());
805  memset(&mmio, 0, sizeof(mmio));
806  mmio.fccIOProc = FOURCC_DOS;
807  mmio.adwInfo[0] = (DWORD)hfile;
808  hmmio = mmioOpenA(NULL, &mmio, MMIO_READ | MMIO_DENYWRITE | MMIO_ALLOCBUF);
809  ok(hmmio != 0, "mmioOpenA error %u\n", mmio.wErrorRet);
810  if (hmmio != NULL) {
811  pos = mmioSeek(hmmio, 0, SEEK_CUR);
812  ok(pos == offset, "expected %d, got %d\n", offset, pos);
813  mmioClose(hmmio, 0);
814  }
815  }
816 
817  DeleteFileA(test_file);
818 }
819 
820 static void test_mmio_end_of_file(void)
821 {
822  char test_file[MAX_PATH], buffer[128], data[16];
823  MMIOINFO mmio;
824  HMMIO hmmio;
825  LONG ret;
826  MMRESULT res;
827 
828  if (!create_test_file(test_file)) return;
829 
830  memset(&mmio, 0, sizeof(mmio));
831  mmio.fccIOProc = FOURCC_DOS;
832  mmio.pchBuffer = buffer;
833  mmio.cchBuffer = sizeof(buffer);
834  hmmio = mmioOpenA(test_file, &mmio, MMIO_READ);
835  ok(hmmio != 0, "mmioOpenA error %u\n", mmio.wErrorRet);
836  if (hmmio == NULL) {
837  DeleteFileA(test_file);
838  return;
839  }
840 
841  ret = mmioSeek(hmmio, 0, SEEK_END);
842  ok(sizeof(RIFF_buf) == ret, "got %d\n", ret);
843 
844  ret = mmioRead(hmmio, data, sizeof(data));
845  ok(ret == 0, "expected %d, got %d\n", 0, ret);
846 
847  res = mmioGetInfo(hmmio, &mmio, 0);
848  ok(res == MMSYSERR_NOERROR, "expected 0, got %d\n", res);
849 
850  res = mmioAdvance(hmmio, &mmio, MMIO_READ);
851  ok(res == MMSYSERR_NOERROR, "expected 0, got %d\n", res);
852  ok(mmio.pchNext == mmio.pchEndRead, "expected %p, got %p\n", mmio.pchEndRead, mmio.pchNext);
853 
854  mmioClose(hmmio, 0);
855  DeleteFileA(test_file);
856 }
857 
858 static void test_mmio_buffer_pointer(void)
859 {
860  char test_file[MAX_PATH];
861  char buffer[5], data[16];
862  MMIOINFO mmio;
863  HMMIO hmmio;
864  LONG size, pos;
865  MMRESULT res;
866 
867  if (!create_test_file(test_file)) return;
868 
869  memset(&mmio, 0, sizeof(mmio));
870  mmio.fccIOProc = FOURCC_DOS;
871  mmio.pchBuffer = buffer;
872  mmio.cchBuffer = sizeof(buffer);
873  hmmio = mmioOpenA(test_file, &mmio, MMIO_READ);
874  ok(hmmio != 0, "mmioOpenA error %u\n", mmio.wErrorRet);
875  if (hmmio == NULL) {
876  DeleteFileA(test_file);
877  return;
878  }
879 
880  /* the buffer is empty */
881  size = mmioRead(hmmio, data, 0);
882  ok(size == 0, "expected 0, got %d\n", size);
883  res = mmioGetInfo(hmmio, &mmio, 0);
884  ok(res == MMSYSERR_NOERROR, "expected 0, got %d\n", res);
885  ok(mmio.pchEndRead == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndRead);
886 
887  /* fill the buffer */
888  res = mmioAdvance(hmmio, &mmio, MMIO_READ);
889  ok(res == MMSYSERR_NOERROR, "mmioAdvance failed %x\n", res);
890  ok(mmio.pchEndRead-mmio.pchBuffer == sizeof(buffer), "got %d\n", (int)(mmio.pchEndRead-mmio.pchBuffer));
891 
892  /* seeking to the same buffer chunk, the buffer is kept */
893  size = sizeof(buffer)/2;
894  pos = mmioSeek(hmmio, size, SEEK_SET);
895  ok(pos == size, "failed to seek, expected %d, got %d\n", size, pos);
896  res = mmioGetInfo(hmmio, &mmio, 0);
897  ok(res == MMSYSERR_NOERROR, "expected 0, got %d\n", res);
898  ok(mmio.lBufOffset == 0, "expected 0, got %d\n", mmio.lBufOffset);
899  ok(mmio.pchNext-mmio.pchBuffer == size, "expected %d, got %d\n", size, (int)(mmio.pchNext-mmio.pchBuffer));
900  ok(mmio.pchEndRead-mmio.pchBuffer == sizeof(buffer), "got %d\n", (int)(mmio.pchEndRead-mmio.pchBuffer));
901 
902  /* seeking to another buffer chunk, the buffer is empty */
903  size = sizeof(buffer) * 3 + sizeof(buffer) / 2;
904  pos = mmioSeek(hmmio, size, SEEK_SET);
905  ok(pos == size, "failed to seek, got %d\n", pos);
906  res = mmioGetInfo(hmmio, &mmio, 0);
907  ok(res == MMSYSERR_NOERROR, "expected 0, got %d\n", res);
908  ok(mmio.lBufOffset == size, "expected %d, got %d\n", size, mmio.lBufOffset);
909  ok(mmio.pchNext == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchNext);
910  ok(mmio.pchEndRead == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndRead);
911 
912  /* reading a lot (as sizeof(data) > mmio.cchBuffer), the buffer is empty */
913  size = mmioRead(hmmio, data, sizeof(data));
914  ok(size == sizeof(data), "failed to read, got %d\n", size);
915  res = mmioGetInfo(hmmio, &mmio, 0);
916  ok(res == MMSYSERR_NOERROR, "expected 0, got %d\n", res);
917  ok(mmio.lBufOffset == pos+size, "expected %d, got %d\n", pos+size, mmio.lBufOffset);
918  ok(mmio.pchNext == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchNext);
919  ok(mmio.pchEndRead == mmio.pchBuffer, "expected %p, got %p\n", mmio.pchBuffer, mmio.pchEndRead);
920 
921  mmioClose(hmmio, 0);
922  DeleteFileA(test_file);
923 }
924 
925 static void test_riff_write(void)
926 {
927  static const DWORD test_write_data[] =
928  {
929  FOURCC_RIFF, 0x28, mmioFOURCC('W','A','V','E'), mmioFOURCC('d','a','t','a'),
930  0x1b, 0xdededede, 0xdededede, 0xefefefef,
931  0xefefefef, 0xbabababa, 0xbabababa, 0xefefef
932  };
933 
934  char name[] = "test_write.wav";
935  char buf[256];
936  MMCKINFO chunk_info[2];
937  MMIOINFO info;
938  HMMIO mmio;
939  MMRESULT ret;
940  LONG written;
941  DWORD read;
942  HANDLE h;
943 
944  memset(chunk_info, 0, sizeof(chunk_info));
945 
946  mmio = mmioOpenA(name, NULL, MMIO_ALLOCBUF|MMIO_CREATE|MMIO_READWRITE);
947  ok(mmio != NULL, "mmioOpen failed\n");
948 
949  chunk_info[0].fccType = mmioFOURCC('W','A','V','E');
950  ret = mmioCreateChunk(mmio, chunk_info, MMIO_CREATERIFF);
951  ok(ret == MMSYSERR_NOERROR, "mmioCreateChunk failed %x\n", ret);
952  ok(chunk_info[0].ckid == FOURCC_RIFF, "chunk_info[0].ckid = %x\n", chunk_info[0].ckid);
953  ok(chunk_info[0].cksize == 0, "chunk_info[0].cksize = %d\n", chunk_info[0].cksize);
954  ok(chunk_info[0].dwDataOffset == 8, "chunk_info[0].dwDataOffset = %d\n", chunk_info[0].dwDataOffset);
955  ok(chunk_info[0].dwFlags == MMIO_DIRTY, "chunk_info[0].dwFlags = %x\n", chunk_info[0].dwFlags);
956 
957  chunk_info[1].ckid = mmioFOURCC('d','a','t','a');
958  ret = mmioCreateChunk(mmio, chunk_info+1, 0);
959  ok(ret == MMSYSERR_NOERROR, "mmioCreateChunk failed %x\n", ret);
960  ok(chunk_info[1].ckid == mmioFOURCC('d','a','t','a'), "chunk_info[1].ckid = %x\n", chunk_info[1].ckid);
961  ok(chunk_info[1].cksize == 0, "chunk_info[1].cksize = %d\n", chunk_info[1].cksize);
962  ok(chunk_info[1].dwDataOffset == 20, "chunk_info[1].dwDataOffset = %d\n", chunk_info[1].dwDataOffset);
963  ok(chunk_info[1].dwFlags == MMIO_DIRTY, "chunk_info[1].dwFlags = %x\n", chunk_info[1].dwFlags);
964 
965  memset(buf, 0xde, sizeof(buf));
966  written = mmioWrite(mmio, buf, 8);
967  ok(written == 8, "mmioWrite failed %x\n", ret);
968 
969  ret = mmioGetInfo(mmio, &info, 0);
970  ok(ret == MMSYSERR_NOERROR, "mmioGetInfo failed %x\n", ret);
971 
972  memset(info.pchNext, 0xef, 8);
973  info.pchNext += 8;
974  ret = mmioAdvance(mmio, &info, 1);
975  ok(ret == MMSYSERR_NOERROR, "mmioAdvance failed %x\n", ret);
976  ok(info.lBufOffset == 36, "info.lBufOffset = %d\n", info.lBufOffset);
977 
978  info.dwFlags |= MMIO_DIRTY;
979  memset(info.pchNext, 0xba, 8);
980  info.pchNext += 8;
981  ret = mmioAdvance(mmio, &info, 1);
982  ok(ret == MMSYSERR_NOERROR, "mmioAdvance failed %x\n", ret);
983  ok(info.lBufOffset == 44, "info.lBufOffset = %d\n", info.lBufOffset);
984 
985  info.dwFlags |= MMIO_DIRTY;
986  memset(info.pchNext, 0xef, 3);
987  info.pchNext += 3;
988  ret = mmioSetInfo(mmio, &info, 0);
989  ok(ret == MMSYSERR_NOERROR, "mmioSetInfo failed %x\n", ret);
990 
991  ret = mmioAscend(mmio, chunk_info+1, 0);
992  ok(ret == MMSYSERR_NOERROR, "mmioAscend failed %x\n", ret);
993  ret = mmioAscend(mmio, chunk_info, 0);
994  ok(ret == MMSYSERR_NOERROR, "mmioAscend failed %x\n", ret);
995  ret = mmioClose(mmio, 0);
996  ok(ret == MMSYSERR_NOERROR, "mmioClose failed %x\n", ret);
997 
998  h = CreateFileA("test_write.wav", GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, 0);
999  ok(h != INVALID_HANDLE_VALUE, "CreateFile failed\n");
1000  ok(ReadFile(h, buf, sizeof(buf), &read, NULL), "ReadFile failed\n");
1001  CloseHandle(h);
1002  ok(!memcmp(buf, test_write_data, sizeof(test_write_data)), "created file is incorrect\n");
1003 
1004  DeleteFileA("test_write.wav");
1005 }
1006 
1007 START_TEST(mmio)
1008 {
1009  /* Make it possible to run the tests against a specific AVI file in
1010  * addition to the builtin test data. This is mostly meant as a
1011  * debugging aid and is not part of the standard tests.
1012  */
1013  char fname[] = "msrle.avi";
1014 
1015  test_mmioDescend(NULL);
1016  test_mmioDescend(fname);
1017  test_mmioOpen(NULL);
1018  test_mmioOpen(fname);
1019  test_mmioSetBuffer(NULL);
1020  test_mmioSetBuffer(fname);
1021  test_mmioOpen_fourcc();
1022  test_mmioSeek();
1023  test_mmio_end_of_file();
1024  test_mmio_buffer_pointer();
1025  test_riff_write();
1026 }
FOURCC_DOS
#define FOURCC_DOS
Definition: mmsystem.h:566
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LPMMIOPROC WINAPI mmioInstallIOProcA(FOURCC fccIOProc, LPMMIOPROC pIOProc, DWORD dwFlags)
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#define SEEK_CUR
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#define MMIO_READWRITE
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#define CloseHandle
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static void test_mmioSetBuffer(char *fname)
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#define listtypeSTREAMHEADER
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static IBackgroundCopyFile * test_file
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#define expect_buf_offset(a1, a2)
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MMRESULT WINAPI mmioAscend(HMMIO hmmio, LPMMCKINFO lpck, UINT uFlags)
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struct _MMIOINFO * LPMMIOINFO
_MMCKINFO::dwDataOffset
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static void test_riff_write(void)
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