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audio: Let capture_callback handler use const buffer argument 

The buffer is the captured input to pass to backends.
As we should not modify it, mark the argument const.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20200505132603.8575-3-f4bug@amsat.org>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Philippe Mathieu-Daudé 2020-05-05 15:25:58 +02:00 committed by Gerd Hoffmann
parent e709d2ac47
commit 57a878ed4f
3 changed files with 3 additions and 3 deletions
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2
audio/audio.h
View File

@ -60,7 +60,7 @@ typedef enum {
struct audio_capture_ops {
void (*notify) (void *opaque, audcnotification_e cmd);
void (*capture) (void *opaque, void *buf, int size);
void (*capture) (void *opaque, const void *buf, int size);
void (*destroy) (void *opaque);
};

2
audio/wavcapture.c
View File

@ -71,7 +71,7 @@ static void wav_destroy (void *opaque)
g_free (wav->path);
}
static void wav_capture (void *opaque, void *buf, int size)
static void wav_capture(void *opaque, const void *buf, int size)
{
WAVState *wav = opaque;

2
ui/vnc.c
View File

@ -1177,7 +1177,7 @@ static void audio_capture_destroy(void *opaque)
{
}
static void audio_capture(void *opaque, void *buf, int size)
static void audio_capture(void *opaque, const void *buf, int size)
{
VncState *vs = opaque;