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Fri, 7 Jun 2019 14:23:28 +0200 From: Adam Miartus To: Date: Fri, 7 Jun 2019 14:23:23 +0200 Message-ID: <1559910203-29795-3-git-send-email-amiartus@de.adit-jv.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1559910203-29795-1-git-send-email-amiartus@de.adit-jv.com> References: <1559910203-29795-1-git-send-email-amiartus@de.adit-jv.com> MIME-Version: 1.0 X-Originating-IP: [10.72.93.164] Cc: alsa-devel@alsa-project.org Subject: [alsa-devel] [PATCH 2/2] pcm_file: report write output file error to api user X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" X-Virus-Scanned: ClamAV using ClamSMTP when writing to output file fails, api user is notified and can handle recovery Signed-off-by: Adam Miartus --- src/pcm/pcm_file.c | 27 ++++++++++++++++++++++----- 1 file changed, 22 insertions(+), 5 deletions(-) diff --git a/src/pcm/pcm_file.c b/src/pcm/pcm_file.c index a1d15d6..7df5e89 100644 --- a/src/pcm/pcm_file.c +++ b/src/pcm/pcm_file.c @@ -576,7 +576,10 @@ static snd_pcm_sframes_t snd_pcm_file_writei(snd_pcm_t *pcm, const void *buffer, if (n > 0) { snd_pcm_areas_from_buf(pcm, areas, (void*) buffer); __snd_pcm_lock(pcm); - snd_pcm_file_add_frames(pcm, areas, 0, n); + if (snd_pcm_file_add_frames(pcm, areas, 0, n) < 0) { + __snd_pcm_unlock(pcm); + return -EPIPE; + } __snd_pcm_unlock(pcm); } return n; @@ -591,7 +594,10 @@ static snd_pcm_sframes_t snd_pcm_file_writen(snd_pcm_t *pcm, void **bufs, snd_pc if (n > 0) { snd_pcm_areas_from_bufs(pcm, areas, bufs); __snd_pcm_lock(pcm); - snd_pcm_file_add_frames(pcm, areas, 0, n); + if (snd_pcm_file_add_frames(pcm, areas, 0, n) < 0) { + __snd_pcm_unlock(pcm); + return -EPIPE; + } __snd_pcm_unlock(pcm); } return n; @@ -612,6 +618,11 @@ static snd_pcm_sframes_t snd_pcm_file_readi(snd_pcm_t *pcm, void *buffer, snd_pc snd_pcm_file_areas_read_infile(pcm, areas, 0, frames); __snd_pcm_lock(pcm); snd_pcm_file_add_frames(pcm, areas, 0, frames); + if (snd_pcm_file_add_frames(pcm, areas, 0, frames) < 0) { + __snd_pcm_unlock(pcm); + return -EPIPE; + } + __snd_pcm_unlock(pcm); return frames; @@ -631,7 +642,11 @@ static snd_pcm_sframes_t snd_pcm_file_readn(snd_pcm_t *pcm, void **bufs, snd_pcm snd_pcm_areas_from_bufs(pcm, areas, bufs); snd_pcm_file_areas_read_infile(pcm, areas, 0, frames); __snd_pcm_lock(pcm); - snd_pcm_file_add_frames(pcm, areas, 0, frames); + if (snd_pcm_file_add_frames(pcm, areas, 0, frames) < 0) { + __snd_pcm_unlock(pcm); + return -EPIPE; + } + __snd_pcm_unlock(pcm); return frames; @@ -653,8 +668,10 @@ static snd_pcm_sframes_t snd_pcm_file_mmap_commit(snd_pcm_t *pcm, if (result >= 0) { assert(ofs == offset && siz == size); result = snd_pcm_mmap_commit(file->gen.slave, ofs, siz); - if (result > 0) - snd_pcm_file_add_frames(pcm, areas, ofs, result); + if (result > 0) { + if (snd_pcm_file_add_frames(pcm, areas, ofs, result) < 0) + return -EPIPE; + } } return result; }