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Diffstat (limited to 'plugins/alsa/alsa-utils-bypath.c')
-rw-r--r--plugins/alsa/alsa-utils-bypath.c104
1 files changed, 36 insertions, 68 deletions
diff --git a/plugins/alsa/alsa-utils-bypath.c b/plugins/alsa/alsa-utils-bypath.c
index a857ab1..30e528f 100644
--- a/plugins/alsa/alsa-utils-bypath.c
+++ b/plugins/alsa/alsa-utils-bypath.c
@@ -35,7 +35,7 @@
// Clone of AlsaLib snd_card_load2 static function
-PUBLIC snd_ctl_card_info_t *AlsaByPathInfo(CtlSourceT *source, const char *devpath) {
+PUBLIC snd_ctl_card_info_t *AlsaByPathInfo(SoftMixerT *mixer, const char *devpath) {
int open_dev;
snd_ctl_card_info_t *cardInfo = malloc(snd_ctl_card_info_sizeof());
@@ -54,104 +54,72 @@ PUBLIC snd_ctl_card_info_t *AlsaByPathInfo(CtlSourceT *source, const char *devpa
return cardInfo;
OnErrorExit:
- AFB_ApiError(source->api, "AlsaCardInfoByPath: fail to find sndcard by path= %s", devpath);
+ AFB_ApiError(mixer->api, "AlsaCardInfoByPath: fail to find sndcard by path= %s", devpath);
return NULL;
}
-PUBLIC int AlsaByPathDevid(CtlSourceT *source, AlsaPcmInfoT *dev) {
-
- // get card info from /dev/snd/xxx if not use hw:x,x,x
- snd_ctl_card_info_t *cardInfo = NULL;
- if (dev->devpath) {
- cardInfo = AlsaByPathInfo(source, dev->devpath);
- dev->cardid=NULL;
- }
- else if (dev->cardid) {
- dev->cardid= strdup(dev->cardid);
- cardInfo = AlsaCtlGetInfo(source, dev->cardid);
- }
- else {
- dev->cardid=malloc(ALSA_CARDID_MAX_LEN);
- snprintf((char*)dev->cardid, ALSA_CARDID_MAX_LEN, "hw:%i", dev->cardidx);
- cardInfo = AlsaCtlGetInfo(source, dev->cardid);
- }
-
- if (!cardInfo) {
- AFB_ApiWarning(source->api, "AlsaByPathOpenPcm: fail to find sndcard by path=%s id=%s", dev->devpath, dev->cardid);
- goto OnErrorExit;
- }
-
- // extract useful info from cardInfo handle
- dev->cardidx = snd_ctl_card_info_get_card(cardInfo);
-
- // if not provided build a valid PCM cardid
- if (!dev->cardid) {
- dev->cardid=malloc(ALSA_CARDID_MAX_LEN);
- if (dev->subdev) snprintf((char*)dev->cardid, ALSA_CARDID_MAX_LEN, "hw:%i,%i,%i", dev->cardidx, dev->device, dev->subdev);
- else if (dev->device) snprintf((char*)dev->cardid, ALSA_CARDID_MAX_LEN, "hw:%i,%i", dev->cardidx, dev->device);
- else snprintf((char*)dev->cardid, ALSA_CARDID_MAX_LEN, "hw:%i", dev->cardidx);
+PUBLIC AlsaPcmCtlT *AlsaByPathOpenPcm(SoftMixerT *mixer, AlsaDevInfoT *pcmDev, snd_pcm_stream_t direction) {
+ int error;
+ AlsaPcmCtlT *pcmCtl = calloc(1, sizeof (AlsaPcmCtlT));
+
+ if (!pcmDev->cardid) {
+ char *cardid;
+ if (pcmDev->subdev) (void)asprintf(&cardid, "hw:%i,%i,%i", pcmDev->cardidx, pcmDev->device, pcmDev->subdev);
+ else if (pcmDev->device) (void) asprintf(&cardid, "hw:%i,%i", pcmDev->cardidx, pcmDev->device);
+ else (void) asprintf(&cardid, "hw:%i", pcmDev->cardidx);
+ pcmDev->cardid= (const char*)cardid;
}
-
- // make sure UID will cannot be removed
- dev->uid= strdup(dev->uid);
- return 0;
-OnErrorExit:
- return -1;
-}
+ // inherit CID fropm pcmDev
+ pcmCtl->cid.cardid = pcmDev->cardid;
+ pcmCtl->cid.cardidx = pcmDev->cardidx;
+ pcmCtl->cid.device = pcmDev->device;
+ pcmCtl->cid.subdev = pcmDev->subdev;
+ pcmCtl->cid.name=NULL;
+ pcmCtl->cid.longname=NULL;
-PUBLIC AlsaPcmInfoT* AlsaByPathOpenPcm(CtlSourceT *source, AlsaPcmInfoT *dev, snd_pcm_stream_t direction) {
- int error;
-
- // duplicate dev structure to allow caller to free dev
- AlsaPcmInfoT* pcm=malloc(sizeof(AlsaPcmInfoT));
- memcpy (pcm, dev, sizeof(AlsaPcmInfoT));
-
-
- error = AlsaByPathDevid(source, pcm);
- if (error) goto OnErrorExit;
-
- error = snd_pcm_open(&pcm->handle, pcm->cardid, direction, SND_PCM_NONBLOCK);
+ error = snd_pcm_open(&pcmCtl->handle, pcmCtl->cid.cardid, direction, SND_PCM_NONBLOCK);
if (error) {
- AFB_ApiError(source->api, "AlsaByPathOpenPcm: fail openpcm (cardid=%s idxdev=%i subdev=%d): %s"
- , pcm->cardid, pcm->device, pcm->subdev, snd_strerror(error));
+ AFB_ApiError(mixer->api, "AlsaByPathOpenPcm: fail openpcm cardid=%s error=%s", pcmCtl->cid.cardid, snd_strerror(error));
goto OnErrorExit;
}
- return (pcm);
+ return pcmCtl;
OnErrorExit:
+ free(pcmCtl);
return NULL;
}
-PUBLIC snd_ctl_t *AlsaByPathOpenCtl(CtlSourceT *source, AlsaPcmInfoT *dev) {
+PUBLIC snd_ctl_t *AlsaByPathOpenCtl(SoftMixerT *mixer, const char *uid, AlsaSndCtlT *dev) {
int err;
- char cardid[32];
snd_ctl_t *handle;
// get card info from /dev/snd/xxx if not use hw:x,x,x
snd_ctl_card_info_t *cardInfo = NULL;
- if (dev->devpath) cardInfo = AlsaByPathInfo(source, dev->devpath);
- else if (dev->cardid) cardInfo = AlsaCtlGetInfo(source, dev->cardid);
+ if (dev->cid.devpath) cardInfo = AlsaByPathInfo(mixer, dev->cid.devpath);
+ else if (dev->cid.cardid) cardInfo = AlsaCtlGetInfo(mixer, dev->cid.cardid);
if (!cardInfo) {
- AFB_ApiError(source->api, "AlsaByPathOpenCtl: fail to find sndcard by path=%s id=%s", dev->devpath, dev->cardid);
+ AFB_ApiError(mixer->api, "AlsaByPathOpenCtl: uid=%s fail to find sndcard by path=%s id=%s", uid, dev->cid.devpath, dev->cid.cardid);
goto OnErrorExit;
}
// extract useful info from cardInfo handle
- int cardIndex = snd_ctl_card_info_get_card(cardInfo);
- const char *cardId = snd_ctl_card_info_get_id(cardInfo);
- const char *cardName = snd_ctl_card_info_get_name(cardInfo);
+ dev->cid.devpath = NULL;
+ dev->cid.cardidx = snd_ctl_card_info_get_card(cardInfo);
+ dev->cid.name = strdup(snd_ctl_card_info_get_name(cardInfo));
+ dev->cid.longname = strdup(snd_ctl_card_info_get_longname(cardInfo));
// build a valid name and open sndcard
- snprintf(cardid, sizeof (cardid), "hw:%i", cardIndex);
- if ((err = snd_ctl_open(&handle, cardid, 0)) < 0) {
- AFB_ApiError(source->api, "control open (hw:%d -> %s): %s", cardIndex, cardName, snd_strerror(err));
+ (void) asprintf((char**) &dev->cid.cardid, "hw:%i", dev->cid.cardidx);
+
+ if ((err = snd_ctl_open(&handle, dev->cid.cardid, 0)) < 0) {
+ AFB_ApiError(mixer->api, "AlsaByPathOpenCtl uid=%s sndcard open fail cardid=%s longname=%s error=%s", uid, dev->cid.cardid, dev->cid.longname, snd_strerror(err));
goto OnErrorExit;
}
- AFB_ApiNotice(source->api, "AlsaCtlOpenByPath: sndcard hw:%d id=%s name=%s", cardIndex, cardId, cardName);
+ AFB_ApiNotice(mixer->api, "AlsaCtlOpenByPath: uid=%s cardid=%s cardname=%s", uid, dev->cid.cardid, dev->cid.longname);
free(cardInfo);
return handle;