int snd_ctl_open(snd_ctl_t **ctl, const char *name, int mode);
int snd_ctl_open_lconf(snd_ctl_t **ctl, const char *name, int mode, snd_config_t *lconf);
+int snd_ctl_open_fallback(snd_ctl_t **ctl, snd_config_t *root, const char *name, const char *orig_name, int mode);
int snd_ctl_close(snd_ctl_t *ctl);
int snd_ctl_nonblock(snd_ctl_t *ctl, int nonblock);
int snd_async_add_ctl_handler(snd_async_handler_t **handler, snd_ctl_t *ctl,
int snd_pcm_open_lconf(snd_pcm_t **pcm, const char *name,
snd_pcm_stream_t stream, int mode,
snd_config_t *lconf);
+int snd_pcm_open_fallback(snd_pcm_t **pcm, snd_config_t *root,
+ const char *name, const char *orig_name,
+ snd_pcm_stream_t stream, int mode);
int snd_pcm_close(snd_pcm_t *pcm);
const char *snd_pcm_name(snd_pcm_t *pcm);
return snd_ctl_open_noupdate(ctlp, lconf, name, mode);
}
+/**
+ * \brief Opens a fallback CTL
+ * \param ctlp Returned CTL handle
+ * \param root Configuration root
+ * \param name ASCII identifier of the CTL handle used as fallback
+ * \param orig_name The original ASCII name
+ * \param mode Open mode (see #SND_CTL_NONBLOCK, #SND_CTL_ASYNC)
+ * \return 0 on success otherwise a negative error code
+ */
+int snd_ctl_open_fallback(snd_ctl_t **ctlp, snd_config_t *root,
+ const char *name, const char *orig_name, int mode)
+{
+ int err;
+ assert(ctlp && name && root);
+ err = snd_ctl_open_noupdate(ctlp, root, name, mode);
+ if (err >= 0) {
+ free((*ctlp)->name);
+ (*ctlp)->name = orig_name ? strdup(orig_name) : NULL;
+ }
+ return err;
+}
+
#ifndef DOC_HIDDEN
#define TYPE(v) [SND_CTL_ELEM_TYPE_##v] = #v
#define IFACE(v) [SND_CTL_ELEM_IFACE_##v] = #v
return snd_pcm_open_noupdate(pcmp, lconf, name, stream, mode, 0);
}
+/**
+ * \brief Opens a fallback PCM
+ * \param pcmp Returned PCM handle
+ * \param root Configuration root
+ * \param name ASCII identifier of the PCM handle
+ * \param orig_name The original ASCII name
+ * \param stream Wanted stream
+ * \param mode Open mode (see #SND_PCM_NONBLOCK, #SND_PCM_ASYNC)
+ * \return 0 on success otherwise a negative error code
+ */
+int snd_pcm_open_fallback(snd_pcm_t **pcmp, snd_config_t *root,
+ const char *name, const char *orig_name,
+ snd_pcm_stream_t stream, int mode)
+{
+ int err;
+ assert(pcmp && name && root);
+ err = snd_pcm_open_noupdate(pcmp, root, name, stream, mode, 0);
+ if (err >= 0) {
+ free((*pcmp)->name);
+ (*pcmp)->name = orig_name ? strdup(orig_name) : NULL;
+ }
+ return err;
+}
+
#ifndef DOC_HIDDEN
int snd_pcm_new(snd_pcm_t **pcmp, snd_pcm_type_t type, const char *name,
snd_pcm_stream_t stream, int mode)