diff options
| -rw-r--r-- | pcm.c | 31 |
1 files changed, 16 insertions, 15 deletions
@@ -26,6 +26,7 @@ ** DAMAGE. */ +#include <stdbool.h> #include <stdio.h> #include <stdlib.h> #include <fcntl.h> @@ -253,8 +254,8 @@ static void param_init(struct snd_pcm_hw_params *p) struct pcm { int fd; unsigned int flags; - int running:1; - int prepared:1; + bool running:1; + bool prepared:1; int underruns; unsigned int buffer_size; unsigned long boundary; @@ -550,12 +551,12 @@ int pcm_write(struct pcm *pcm, const void *data, unsigned int count) return prepare_error; if (pcm->ops->ioctl(pcm->data, SNDRV_PCM_IOCTL_WRITEI_FRAMES, &x)) return oops(pcm, errno, "cannot write initial data"); - pcm->running = 1; + pcm->running = true; return 0; } if (pcm->ops->ioctl(pcm->data, SNDRV_PCM_IOCTL_WRITEI_FRAMES, &x)) { - pcm->prepared = 0; - pcm->running = 0; + pcm->prepared = false; + pcm->running = false; if (errno == EPIPE) { /* we failed to make our window -- try to restart if we are * allowed to do so. Otherwise, simply allow the EPIPE error to @@ -590,8 +591,8 @@ int pcm_read(struct pcm *pcm, void *data, unsigned int count) } } if (pcm->ops->ioctl(pcm->data, SNDRV_PCM_IOCTL_READI_FRAMES, &x)) { - pcm->prepared = 0; - pcm->running = 0; + pcm->prepared = false; + pcm->running = false; if (errno == EPIPE) { /* we failed to make our window -- try to restart */ pcm->underruns++; @@ -892,8 +893,8 @@ int pcm_close(struct pcm *pcm) if (pcm->snd_node) snd_utils_put_dev_node(pcm->snd_node); - pcm->prepared = 0; - pcm->running = 0; + pcm->prepared = false; + pcm->running = false; pcm->buffer_size = 0; pcm->fd = -1; free(pcm); @@ -1082,7 +1083,7 @@ int pcm_prepare(struct pcm *pcm) if (pcm->ops->ioctl(pcm->data, SNDRV_PCM_IOCTL_PREPARE) < 0) return oops(pcm, errno, "cannot prepare channel"); - pcm->prepared = 1; + pcm->prepared = true; return 0; } @@ -1098,7 +1099,7 @@ int pcm_start(struct pcm *pcm) if (pcm->ops->ioctl(pcm->data, SNDRV_PCM_IOCTL_START) < 0) return oops(pcm, errno, "cannot start channel"); - pcm->running = 1; + pcm->running = true; return 0; } @@ -1107,8 +1108,8 @@ int pcm_stop(struct pcm *pcm) if (pcm->ops->ioctl(pcm->data, SNDRV_PCM_IOCTL_DROP) < 0) return oops(pcm, errno, "cannot stop channel"); - pcm->prepared = 0; - pcm->running = 0; + pcm->prepared = false; + pcm->running = false; return 0; } @@ -1314,8 +1315,8 @@ int pcm_mmap_transfer(struct pcm *pcm, const void *buffer, unsigned int bytes) err = pcm_wait(pcm, time); if (err < 0) { - pcm->prepared = 0; - pcm->running = 0; + pcm->prepared = false; + pcm->running = false; oops(pcm, errno, "wait error: hw 0x%x app 0x%x avail 0x%x\n", (unsigned int)pcm->mmap_status->hw_ptr, (unsigned int)pcm->mmap_control->appl_ptr, |