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[PATCH 6/7] audio: Let AUD_write() use a const buffer argument
From: |
Philippe Mathieu-Daudé |
Subject: |
[PATCH 6/7] audio: Let AUD_write() use a const buffer argument |
Date: |
Tue, 5 May 2020 15:26:02 +0200 |
AUD_write() is to let backends process an existing data.
As we are not supposed to modify this buffer, make the
argument const.
Signed-off-by: Philippe Mathieu-Daudé <address@hidden>
---
audio/audio.h | 2 +-
audio/audio.c | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/audio/audio.h b/audio/audio.h
index 9d759d644b..7956b32d0a 100644
--- a/audio/audio.h
+++ b/audio/audio.h
@@ -113,7 +113,7 @@ SWVoiceOut *AUD_open_out (
);
void AUD_close_out (QEMUSoundCard *card, SWVoiceOut *sw);
-size_t AUD_write (SWVoiceOut *sw, void *pcm_buf, size_t size);
+size_t AUD_write (SWVoiceOut *sw, const void *pcm_buf, size_t size);
int AUD_get_buffer_size_out (SWVoiceOut *sw);
void AUD_set_active_out (SWVoiceOut *sw, int on);
int AUD_is_active_out (SWVoiceOut *sw);
diff --git a/audio/audio.c b/audio/audio.c
index e2932da4f0..2672cf0885 100644
--- a/audio/audio.c
+++ b/audio/audio.c
@@ -703,7 +703,7 @@ static size_t audio_pcm_hw_get_live_out (HWVoiceOut *hw,
int *nb_live)
/*
* Soft voice (playback)
*/
-static size_t audio_pcm_sw_write(SWVoiceOut *sw, void *buf, size_t size)
+static size_t audio_pcm_sw_write(SWVoiceOut *sw, const void *buf, size_t size)
{
size_t hwsamples, samples, isamp, osamp, wpos, live, dead, left, swlim,
blck;
size_t ret = 0, pos = 0, total = 0;
@@ -850,7 +850,7 @@ static void audio_timer (void *opaque)
/*
* Public API
*/
-size_t AUD_write(SWVoiceOut *sw, void *buf, size_t size)
+size_t AUD_write(SWVoiceOut *sw, const void *buf, size_t size)
{
HWVoiceOut *hw;
--
2.21.3
- [PATCH 0/7] audio: Spring cleaning, Philippe Mathieu-Daudé, 2020/05/05
- [PATCH 2/7] audio: Let capture_callback handler use const buffer argument, Philippe Mathieu-Daudé, 2020/05/05
- [PATCH 1/7] audio: Let audio_sample_to_uint64() use const samples argument, Philippe Mathieu-Daudé, 2020/05/05
- [PATCH 3/7] audio: Move advance() helper to 'audio_int.h', Philippe Mathieu-Daudé, 2020/05/05
- [PATCH 4/7] audio: Split advance() helper as in() and out(), Philippe Mathieu-Daudé, 2020/05/05
- [PATCH 5/7] audio: Let HWVoice write() handlers take a const buffer, Philippe Mathieu-Daudé, 2020/05/05
- [PATCH 6/7] audio: Let AUD_write() use a const buffer argument,
Philippe Mathieu-Daudé <=
- [PATCH 7/7] audio: Expose 'audio/audio.h' under the include/ directory, Philippe Mathieu-Daudé, 2020/05/05
- Re: [PATCH 0/7] audio: Spring cleaning, Philippe Mathieu-Daudé, 2020/05/26