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print the device capabilities after opening the device

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@1220 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2006-08-12 16:01:40 +00:00
parent fbeeb8b70d
commit 3cfed301d9
1 changed files with 50 additions and 5 deletions
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55
src/modules/oss-util.c
View file

@ -42,8 +42,13 @@
int pa_oss_open(const char *device, int *mode, int* pcaps) { int pa_oss_open(const char *device, int *mode, int* pcaps) {
int fd = -1; int fd = -1;
int caps;
assert(device && mode && (*mode == O_RDWR || *mode == O_RDONLY || *mode == O_WRONLY)); assert(device && mode && (*mode == O_RDWR || *mode == O_RDONLY || *mode == O_WRONLY));
if(!pcaps)
pcaps = ∩︀
if (*mode == O_RDWR) { if (*mode == O_RDWR) {
if ((fd = open(device, O_RDWR|O_NDELAY)) >= 0) { if ((fd = open(device, O_RDWR|O_NDELAY)) >= 0) {
int dcaps, *tcaps; int dcaps, *tcaps;
@ -79,12 +84,52 @@ int pa_oss_open(const char *device, int *mode, int* pcaps) {
success: success:
if (pcaps) { *pcaps = 0;
if (ioctl(fd, SNDCTL_DSP_GETCAPS, pcaps) < 0) {
pa_log(__FILE__": SNDCTL_DSP_GETCAPS: %s", pa_cstrerror(errno)); if (ioctl(fd, SNDCTL_DSP_GETCAPS, pcaps) < 0) {
goto fail; pa_log(__FILE__": SNDCTL_DSP_GETCAPS: %s", pa_cstrerror(errno));
} goto fail;
} }
pa_log_debug(__FILE__": capabilities:%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
*pcaps & DSP_CAP_BATCH ? " BATCH" : "",
*pcaps & DSP_CAP_BIND ? " BIND" : "",
*pcaps & DSP_CAP_COPROC ? " COPROC" : "",
*pcaps & DSP_CAP_DUPLEX ? " DUPLEX" : "",
#ifdef DSP_CAP_FREERATE
*pcaps & DSP_CAP_FREERATE ? " FREERATE" : "",
#else
"",
#endif
#ifdef DSP_CAP_INPUT
*pcaps & DSP_CAP_INPUT ? " INPUT" : "",
#else
"",
#endif
*pcaps & DSP_CAP_MMAP ? " MMAP" : "",
#ifdef DSP_CAP_MODEM
*pcaps & DSP_CAP_MODEM ? " MODEM" : "",
#else
"",
#endif
*pcaps & DSP_CAP_MULTI ? " MULTI" : "",
#ifdef DSP_CAP_OUTPUT
*pcaps & DSP_CAP_OUTPUT ? " OUTPUT" : "",
#else
"",
#endif
*pcaps & DSP_CAP_REALTIME ? " REALTIME" : "",
#ifdef DSP_CAP_SHADOW
*pcaps & DSP_CAP_SHADOW ? " SHADOW" : "",
#else
"",
#endif
#ifdef DSP_CAP_VIRTUAL
*pcaps & DSP_CAP_VIRTUAL ? " VIRTUAL" : "",
#else
"",
#endif
*pcaps & DSP_CAP_TRIGGER ? " TRIGGER" : "");
pa_fd_set_cloexec(fd, 1); pa_fd_set_cloexec(fd, 1);