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msacm32: Add invalid parameter checks for acmFormatDetails(). 

Signed-off-by: Zebediah Figura <z.figura12@gmail.com>
Signed-off-by: Andrew Eikum <aeikum@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2017-06-07 16:07:51 -05:00 committed by Alexandre Julliard
parent c984aa5fc9
commit 1e30f79b70
2 changed files with 165 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

37
dlls/msacm32/format.c
View File

@ -68,7 +68,7 @@ static BOOL CALLBACK MSACM_FillFormatTagsCB(HACMDRIVERID hadid,
HACMDRIVER had;
if (acmDriverOpen(&had, hadid, 0) == MMSYSERR_NOERROR) {
ACMFORMATDETAILSW afd;
ACMFORMATDETAILSW afd = {0};
unsigned int i, len;
MMRESULT mmr;
WCHAR buffer[ACMFORMATDETAILS_FORMAT_CHARS+16];
@ -87,6 +87,7 @@ static BOOL CALLBACK MSACM_FillFormatTagsCB(HACMDRIVERID hadid,
int j;
afd.dwFormatIndex = i;
afd.fdwSupport = 0;
mmr = acmFormatDetailsW(had, &afd, ACM_FORMATDETAILSF_INDEX);
if (mmr == MMSYSERR_NOERROR) {
lstrcpynW(buffer, afd.szFormat, ACMFORMATTAGDETAILS_FORMATTAG_CHARS + 1);
@ -112,7 +113,7 @@ static BOOL CALLBACK MSACM_FillFormatTagsCB(HACMDRIVERID hadid,
HACMDRIVER had;
if (acmDriverOpen(&had, hadid, 0) == MMSYSERR_NOERROR) {
ACMFORMATDETAILSW afd;
ACMFORMATDETAILSW afd = {0};
afd.cbStruct = sizeof(afd);
afd.dwFormatTag = paftd->dwFormatTag;
@ -376,10 +377,14 @@ MMRESULT WINAPI acmFormatDetailsA(HACMDRIVER had, PACMFORMATDETAILSA pafd,
ACMFORMATDETAILSW afdw;
MMRESULT mmr;
if (!pafd)
return MMSYSERR_INVALPARAM;
memset(&afdw, 0, sizeof(afdw));
afdw.cbStruct = sizeof(afdw);
afdw.dwFormatIndex = pafd->dwFormatIndex;
afdw.dwFormatTag = pafd->dwFormatTag;
afdw.fdwSupport = pafd->fdwSupport;
afdw.pwfx = pafd->pwfx;
afdw.cbwfx = pafd->cbwfx;
@ -401,11 +406,27 @@ MMRESULT WINAPI acmFormatDetailsW(HACMDRIVER had, PACMFORMATDETAILSW pafd, DWORD
MMRESULT mmr;
static const WCHAR fmt1[] = {'%','d',' ','H','z',0};
static const WCHAR fmt2[] = {';',' ','%','d',' ','b','i','t','s',0};
ACMFORMATTAGDETAILSW aftd = {0};
TRACE("(%p, %p, %d)\n", had, pafd, fdwDetails);
if (!pafd)
return MMSYSERR_INVALPARAM;
if (pafd->cbStruct < sizeof(*pafd)) return MMSYSERR_INVALPARAM;
if (!pafd->pwfx)
return MMSYSERR_INVALPARAM;
if (pafd->cbwfx < sizeof(PCMWAVEFORMAT))
return MMSYSERR_INVALPARAM;
if (pafd->fdwSupport)
return MMSYSERR_INVALPARAM;
if (pafd->pwfx->wFormatTag == WAVE_FORMAT_UNKNOWN)
return MMSYSERR_INVALPARAM;
switch (fdwDetails) {
case ACM_FORMATDETAILSF_FORMAT:
if (pafd->dwFormatTag != pafd->pwfx->wFormatTag) {
@ -430,7 +451,16 @@ MMRESULT WINAPI acmFormatDetailsW(HACMDRIVER had, PACMFORMATDETAILSW pafd, DWORD
}
break;
case ACM_FORMATDETAILSF_INDEX:
/* should check pafd->dwFormatIndex < aftd->cStandardFormats */
aftd.cbStruct = sizeof(aftd);
aftd.dwFormatTag = pafd->dwFormatTag;
mmr = acmFormatTagDetailsW(had, &aftd, ACM_FORMATTAGDETAILSF_FORMATTAG);
if (mmr != MMSYSERR_NOERROR)
break;
if (pafd->dwFormatIndex >= aftd.cStandardFormats)
{
mmr = MMSYSERR_INVALPARAM;
break;
}
mmr = MSACM_Message(had, ACMDM_FORMAT_DETAILS, (LPARAM)pafd, fdwDetails);
break;
default:
@ -581,6 +611,7 @@ static BOOL MSACM_FormatEnumHelper(PWINE_ACMDRIVERID padid, HACMDRIVER had,
for (j = 0; j < aftd.cStandardFormats; j++) {
pafd->dwFormatIndex = j;
pafd->dwFormatTag = aftd.dwFormatTag;
pafd->fdwSupport = 0;
if (acmFormatDetailsW(had, pafd, ACM_FORMATDETAILSF_INDEX) != MMSYSERR_NOERROR)
continue;

131
dlls/msacm32/tests/msacm.c
View File

@ -38,9 +38,109 @@ static BOOL CALLBACK FormatTagEnumProc(HACMDRIVERID hadid,
DWORD_PTR dwInstance,
DWORD fdwSupport)
{
MMRESULT rc;
HACMDRIVER had;
if (winetest_interactive)
trace(" Format 0x%04x: %s\n", paftd->dwFormatTag, paftd->szFormatTag);
rc = acmDriverOpen(&had, hadid, 0);
ok(rc == MMSYSERR_NOERROR || rc == MMSYSERR_NODRIVER,
"acmDriverOpen(): rc = %08x, should be %08x\n",
rc, MMSYSERR_NOERROR);
if (rc == MMSYSERR_NOERROR)
{
ACMFORMATDETAILSA fd = {0};
WAVEFORMATEX *pwfx;
DWORD i;
fd.cbStruct = sizeof(fd);
if (paftd->cbFormatSize < sizeof(WAVEFORMATEX))
pwfx = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WAVEFORMATEX));
else
pwfx = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, paftd->cbFormatSize);
fd.pwfx = pwfx;
fd.cbwfx = paftd->cbFormatSize;
fd.dwFormatTag = paftd->dwFormatTag;
/* try bad pwfx */
fd.pwfx = NULL;
rc = acmFormatDetailsA(had, &fd, ACM_FORMATDETAILSF_FORMAT);
ok(rc == MMSYSERR_INVALPARAM,
"acmFormatDetailsA(): rc = %08x, should be %08x\n",
rc, MMSYSERR_INVALPARAM);
fd.pwfx = pwfx;
/* try bad wFormatTag */
fd.pwfx->wFormatTag = WAVE_FORMAT_UNKNOWN;
rc = acmFormatDetailsA(had, &fd, ACM_FORMATDETAILSF_FORMAT);
ok(rc == MMSYSERR_INVALPARAM,
"acmFormatDetailsA(): rc = %08x, should be %08x\n",
rc, MMSYSERR_INVALPARAM);
fd.pwfx->wFormatTag = paftd->dwFormatTag;
/* try bad fdwSupport */
fd.fdwSupport = 0xdeadbeef;
rc = acmFormatDetailsA(had, &fd, ACM_FORMATDETAILSF_FORMAT);
ok(rc == MMSYSERR_INVALPARAM,
"acmFormatDetailsA(): rc = %08x, should be %08x\n",
rc, MMSYSERR_INVALPARAM);
fd.fdwSupport = 0;
/* try bad pwfx structure size */
fd.cbwfx = sizeof(PCMWAVEFORMAT)-1;
rc = acmFormatDetailsA(had, &fd, ACM_FORMATDETAILSF_FORMAT);
ok(rc == MMSYSERR_INVALPARAM,
"acmFormatDetailsA(): rc = %08x, should be %08x\n",
rc, MMSYSERR_INVALPARAM);
fd.cbwfx = paftd->cbFormatSize;
/* test bad parameters (all zero) */
rc = acmFormatDetailsA(had, &fd, ACM_FORMATDETAILSF_FORMAT);
ok(rc == ACMERR_NOTPOSSIBLE,
"acmFormatDetailsA(): rc = %08x, should be %08x\n",
rc, ACMERR_NOTPOSSIBLE);
/* test index */
for (i = 0; i < paftd->cStandardFormats; i++)
{
fd.dwFormatIndex = i;
fd.fdwSupport = 0;
fd.cbwfx = paftd->cbFormatSize;
fd.pwfx->cbSize = 0xbeef;
rc = acmFormatDetailsA(had, &fd, ACM_FORMATDETAILSF_INDEX);
ok(rc == MMSYSERR_NOERROR,
"acmFormatDetailsA(): rc = %08x, should be %08x\n",
rc, MMSYSERR_NOERROR);
/* Windows will write cbSize (and other data) even if the
* given cbwfx is not large enough */
fd.fdwSupport = 0;
fd.cbwfx = sizeof(PCMWAVEFORMAT);
fd.pwfx->cbSize = 0xbeef;
rc = acmFormatDetailsA(had, &fd, ACM_FORMATDETAILSF_INDEX);
todo_wine_if(rc != MMSYSERR_NOERROR) /* remove when fixed */
ok(rc == MMSYSERR_NOERROR,
"acmFormatDetailsA(): rc = %08x, should be %08x\n",
rc, MMSYSERR_NOERROR);
if (paftd->dwFormatTag != WAVE_FORMAT_PCM)
todo_wine_if(fd.pwfx->cbSize != paftd->cbFormatSize - sizeof(WAVEFORMATEX)) /* remove when fixed */
ok(fd.pwfx->cbSize == paftd->cbFormatSize - sizeof(WAVEFORMATEX),
"got %d\n", fd.pwfx->cbSize);
}
/* one more */
fd.dwFormatIndex = paftd->cStandardFormats;
fd.fdwSupport = 0;
rc = acmFormatDetailsA(had, &fd, ACM_FORMATDETAILSF_INDEX);
ok(rc == MMSYSERR_INVALPARAM,
"acmFormatDetailsA(): rc = %08x, should be %08x\n",
rc, MMSYSERR_INVALPARAM);
HeapFree(GetProcessHeap(), 0, pwfx);
}
return TRUE;
}
@ -411,6 +511,37 @@ static BOOL CALLBACK DriverEnumProc(HACMDRIVERID hadid,
"acmFormatTagEnumA(): rc = %08x, should be %08x\n",
rc, MMSYSERR_NOERROR);
/* try bad pointer */
rc = acmFormatDetailsA(had, NULL, ACM_FORMATDETAILSF_INDEX);
ok(rc == MMSYSERR_INVALPARAM,
"acmFormatDetailsA(): rc = %08x, should be %08x\n",
rc, MMSYSERR_INVALPARAM);
/* try bad structure size */
ZeroMemory(&fd, sizeof(fd));
rc = acmFormatDetailsA(had, &fd, ACM_FORMATDETAILSF_INDEX);
ok(rc == MMSYSERR_INVALPARAM,
"acmFormatDetailsA(): rc = %08x, should be %08x\n",
rc, MMSYSERR_INVALPARAM);
fd.cbStruct = sizeof(fd) - 1;
rc = acmFormatDetailsA(had, &fd, ACM_FORMATDETAILSF_INDEX);
ok(rc == MMSYSERR_INVALPARAM,
"acmFormatDetailsA(): rc = %08x, should be %08x\n",
rc, MMSYSERR_INVALPARAM);
fd.cbStruct = sizeof(fd);
fd.pwfx = pwfx;
ZeroMemory(fd.pwfx, dwSize);
fd.cbwfx = dwSize;
fd.dwFormatTag = WAVE_FORMAT_UNKNOWN;
/* try WAVE_FORMAT_UNKNOWN */
rc = acmFormatDetailsA(had, &fd, ACM_FORMATDETAILSF_INDEX);
ok(rc == MMSYSERR_INVALPARAM,
"acmFormatDetailsA(): rc = %08x, should be %08x\n",
rc, MMSYSERR_INVALPARAM);
HeapFree(GetProcessHeap(), 0, pwfx);
/* try invalid handle */