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-rw-r--r--src/pcm.c17
1 files changed, 14 insertions, 3 deletions
diff --git a/src/pcm.c b/src/pcm.c
index b592780..352ddc6 100644
--- a/src/pcm.c
+++ b/src/pcm.c
@@ -1706,7 +1706,13 @@ int pcm_readi(struct pcm *pcm, void *data, unsigned int frame_count)
*/
int pcm_write(struct pcm *pcm, const void *data, unsigned int count)
{
- return pcm_writei(pcm, data, pcm_bytes_to_frames(pcm, count));
+ unsigned int requested_frames = pcm_bytes_to_frames(pcm, count);
+ int ret = pcm_writei(pcm, data, requested_frames);
+
+ if (ret < 0)
+ return ret;
+
+ return ((unsigned int )ret == requested_frames) ? 0 : -EIO;
}
/** Reads audio samples from PCM.
@@ -1722,7 +1728,13 @@ int pcm_write(struct pcm *pcm, const void *data, unsigned int count)
*/
int pcm_read(struct pcm *pcm, void *data, unsigned int count)
{
- return pcm_readi(pcm, data, pcm_bytes_to_frames(pcm, count));
+ unsigned int requested_frames = pcm_bytes_to_frames(pcm, count);
+ int ret = pcm_readi(pcm, data, requested_frames);
+
+ if (ret < 0)
+ return ret;
+
+ return ((unsigned int )ret == requested_frames) ? 0 : -EIO;
}
/** Gets the delay of the PCM, in terms of frames.
@@ -1738,4 +1750,3 @@ long pcm_get_delay(struct pcm *pcm)
return pcm->pcm_delay;
}
-