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avicap32: Build with msvcrt. 

Signed-off-by: Zebediah Figura <zfigura@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2021-09-01 15:56:46 -05:00 committed by Alexandre Julliard
parent 298a1b296b
commit abb17573ce
4 changed files with 201 additions and 111 deletions
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7
dlls/avicap32/Makefile.in
View File

@ -1,4 +1,9 @@
MODULE = avicap32.dll
IMPORTLIB = avicap32
EXTRALIBS = -Wl,--subsystem,unixlib
C_SRCS = avicap32_main.c
EXTRADLLFLAGS = -mno-cygwin
C_SRCS = \
avicap32_main.c \
v4l.c

135
dlls/avicap32/avicap32_main.c
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@ -17,45 +17,20 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <stdarg.h>
#include <stdio.h>
#include <fcntl.h>
#ifdef HAVE_SYS_IOCTL_H
# include <sys/ioctl.h>
#endif
#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
#include <errno.h>
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif
#ifdef HAVE_ASM_TYPES_H
# include <asm/types.h>
#endif
#ifdef HAVE_LINUX_VIDEODEV2_H
# include <linux/videodev2.h>
#endif
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "vfw.h"
#include "winnls.h"
#include "winternl.h"
#include "wine/debug.h"
#define CAP_DESC_MAX 32
#include "unixlib.h"
WINE_DEFAULT_DEBUG_CHANNEL(avicap);
static unixlib_handle_t unix_handle;
/***********************************************************************
* capCreateCaptureWindowW (AVICAP32.@)
@ -88,81 +63,6 @@ HWND VFWAPI capCreateCaptureWindowA(LPCSTR lpszWindowName, DWORD dwStyle, INT x,
return retW;
}
#ifdef HAVE_LINUX_VIDEODEV2_H
static int xioctl(int fd, int request, void * arg)
{
int r;
do r = ioctl (fd, request, arg);
while (-1 == r && EINTR == errno);
return r;
}
static BOOL query_video_device(int devnum, char *name, int namesize, char *version, int versionsize)
{
int fd;
char device[16];
struct stat st;
struct v4l2_capability caps;
snprintf(device, sizeof(device), "/dev/video%i", devnum);
if (stat (device, &st) == -1) {
/* This is probably because the device does not exist */
WARN("%s: %s\n", device, strerror(errno));
return FALSE;
}
if (!S_ISCHR (st.st_mode)) {
ERR("%s: Not a device\n", device);
return FALSE;
}
fd = open(device, O_RDWR | O_NONBLOCK);
if (fd == -1) {
ERR("%s: Failed to open: %s\n", device, strerror(errno));
return FALSE;
}
memset(&caps, 0, sizeof(caps));
if (xioctl(fd, VIDIOC_QUERYCAP, &caps) != -1) {
BOOL isCaptureDevice;
#ifdef V4L2_CAP_DEVICE_CAPS
if (caps.capabilities & V4L2_CAP_DEVICE_CAPS)
isCaptureDevice = caps.device_caps & V4L2_CAP_VIDEO_CAPTURE;
else
#endif
isCaptureDevice = caps.capabilities & V4L2_CAP_VIDEO_CAPTURE;
if (isCaptureDevice) {
lstrcpynA(name, (char *)caps.card, namesize);
snprintf(version, versionsize, "%s v%u.%u.%u", (char *)caps.driver, (caps.version >> 16) & 0xFF,
(caps.version >> 8) & 0xFF, caps.version & 0xFF);
}
close(fd);
return isCaptureDevice;
}
if (errno != EINVAL && errno != 515)
/* errno 515 is used by some webcam drivers for unknown IOICTL command */
ERR("%s: Querying failed: %s\n", device, strerror(errno));
else ERR("%s: Querying failed: Not a V4L compatible device\n", device);
close(fd);
return FALSE;
}
#else /* HAVE_LINUX_VIDEODEV2_H */
static BOOL query_video_device(int devnum, char *name, int namesize, char *version, int versionsize)
{
ERR("Video 4 Linux support not enabled\n");
return FALSE;
}
#endif /* HAVE_LINUX_VIDEODEV2_H */
/***********************************************************************
* capGetDriverDescriptionA (AVICAP32.@)
*/
@ -183,15 +83,30 @@ BOOL VFWAPI capGetDriverDescriptionA(WORD wDriverIndex, LPSTR lpszName,
/***********************************************************************
* capGetDriverDescriptionW (AVICAP32.@)
*/
BOOL VFWAPI capGetDriverDescriptionW(WORD wDriverIndex, LPWSTR lpszName,
INT cbName, LPWSTR lpszVer, INT cbVer)
BOOL VFWAPI capGetDriverDescriptionW(WORD index, WCHAR *name, int name_len, WCHAR *version, int version_len)
{
char devname[CAP_DESC_MAX], devver[CAP_DESC_MAX];
struct get_device_desc_params params;
if (!query_video_device(wDriverIndex, devname, CAP_DESC_MAX, devver, CAP_DESC_MAX)) return FALSE;
params.index = index;
if (__wine_unix_call(unix_handle, unix_get_device_desc, &params))
return FALSE;
MultiByteToWideChar(CP_UNIXCP, 0, devname, -1, lpszName, cbName);
MultiByteToWideChar(CP_UNIXCP, 0, devver, -1, lpszVer, cbVer);
TRACE("Version: %s - Name: %s\n", debugstr_w(lpszVer), debugstr_w(lpszName));
return TRUE;
TRACE("Found device name %s, version %s.\n", debugstr_w(params.name), debugstr_w(params.version));
lstrcpynW(name, params.name, name_len);
lstrcpynW(version, params.version, version_len);
return TRUE;
}
BOOL WINAPI DllMain(HINSTANCE instance, DWORD reason, void *reserved)
{
switch (reason)
{
case DLL_PROCESS_ATTACH:
NtQueryVirtualMemory(GetCurrentProcess(), instance,
MemoryWineUnixFuncs, &unix_handle, sizeof(unix_handle), NULL);
DisableThreadLibraryCalls(instance);
break;
}
return TRUE;
}

33
dlls/avicap32/unixlib.h Normal file
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@ -0,0 +1,33 @@
/*
* Copyright 2021 Zebediah Figura for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "wine/unixlib.h"
#define CAP_DESC_MAX 32
struct get_device_desc_params
{
WORD index;
WCHAR name[CAP_DESC_MAX];
WCHAR version[CAP_DESC_MAX];
};
enum unix_funcs
{
unix_get_device_desc,
};

137
dlls/avicap32/v4l.c Normal file
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@ -0,0 +1,137 @@
/*
* Copyright 2002 Dmitry Timoshkov for CodeWeavers
* Copyright 2005 Maarten Lankhorst
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#if 0
#pragma makedep unix
#endif
#include "config.h"
#include <errno.h>
#include <fcntl.h>
#include <stdarg.h>
#include <stdio.h>
#include <unistd.h>
#ifdef HAVE_SYS_IOCTL_H
# include <sys/ioctl.h>
#endif
#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
#ifdef HAVE_LINUX_VIDEODEV2_H
# include <linux/videodev2.h>
#endif
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winternl.h"
#include "wine/debug.h"
#include "unixlib.h"
#ifdef HAVE_LINUX_VIDEODEV2_H
WINE_DEFAULT_DEBUG_CHANNEL(avicap);
static int xioctl(int fd, int request, void *arg)
{
int ret;
do
ret = ioctl(fd, request, arg);
while (ret < 0 && errno == EINTR);
return ret;
}
static void v4l_umbstowcs(const char *src, DWORD srclen, WCHAR *dst, DWORD dstlen)
{
DWORD ret = ntdll_umbstowcs(src, srclen, dst, dstlen - 1);
dst[ret] = 0;
}
static NTSTATUS get_device_desc(void *args)
{
struct get_device_desc_params *params = args;
struct v4l2_capability caps = {{0}};
char device[16];
struct stat st;
int fd;
snprintf(device, sizeof(device), "/dev/video%u", params->index);
if (stat(device, &st) < 0)
{
/* This is probably because the device does not exist */
WARN("Failed to stat %s: %s\n", device, strerror(errno));
return STATUS_OBJECT_NAME_NOT_FOUND;
}
if (!S_ISCHR(st.st_mode))
{
ERR("%s is not a character device.\n", device);
return STATUS_OBJECT_TYPE_MISMATCH;
}
if ((fd = open(device, O_RDWR | O_NONBLOCK)) < 0)
{
ERR("%s: Failed to open: %s\n", device, strerror(errno));
return STATUS_UNSUCCESSFUL;
}
if (!xioctl(fd, VIDIOC_QUERYCAP, &caps))
{
BOOL is_capture_device;
#ifdef V4L2_CAP_DEVICE_CAPS
if (caps.capabilities & V4L2_CAP_DEVICE_CAPS)
is_capture_device = caps.device_caps & V4L2_CAP_VIDEO_CAPTURE;
else
#endif
is_capture_device = caps.capabilities & V4L2_CAP_VIDEO_CAPTURE;
if (is_capture_device)
{
char version[CAP_DESC_MAX];
int ret;
v4l_umbstowcs((char *)caps.card, strlen((char *)caps.card),
params->name, ARRAY_SIZE(params->name));
ret = snprintf(version, ARRAY_SIZE(version), "%s v%u.%u.%u", (char *)caps.driver,
(caps.version >> 16) & 0xff, (caps.version >> 8) & 0xff, caps.version & 0xff);
v4l_umbstowcs(version, ret, params->version, ARRAY_SIZE(params->version));
}
close(fd);
return is_capture_device;
}
/* errno 515 is used by some webcam drivers for unknown IOCTL commands. */
ERR("Failed to get capabilities for %s: %s\n", device, strerror(errno));
close(fd);
return FALSE;
}
const unixlib_entry_t __wine_unix_call_funcs[] =
{
get_device_desc,
};
#endif /* HAVE_LINUX_VIDEODEV_2 */