From b4ea6e52b2eba41121431ea6a1569aff04dad8fd Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Sat, 12 Apr 2008 04:21:39 +0000
Subject: const pointers in audio.c

git-svn-id: https://svn.musicpd.org/mpd/trunk@7344 09075e82-0dd4-0310-85a5-a0d7c8717e4f
---
 src/audio.c | 10 +++++-----
 src/audio.h | 11 ++++++-----
 2 files changed, 11 insertions(+), 10 deletions(-)

(limited to 'src')

diff --git a/src/audio.c b/src/audio.c
index 1e4c70cbc..3c5ef4478 100644
--- a/src/audio.c
+++ b/src/audio.c
@@ -64,7 +64,7 @@ unsigned int audio_device_count(void)
 	return nr;
 }
 
-void copyAudioFormat(AudioFormat * dest, AudioFormat * src)
+void copyAudioFormat(AudioFormat * dest, const AudioFormat * src)
 {
 	if (!src)
 		return;
@@ -72,7 +72,7 @@ void copyAudioFormat(AudioFormat * dest, AudioFormat * src)
 	memcpy(dest, src, sizeof(AudioFormat));
 }
 
-int cmpAudioFormat(AudioFormat * f1, AudioFormat * f2)
+int cmpAudioFormat(const AudioFormat * f1, const AudioFormat * f2)
 {
 	if (f1 && f2 && (f1->sampleRate == f2->sampleRate) &&
 	    (f1->bits == f2->bits) && (f1->channels == f2->channels))
@@ -141,7 +141,7 @@ void initAudioDriver(void)
 	}
 }
 
-void getOutputAudioFormat(AudioFormat * inAudioFormat,
+void getOutputAudioFormat(const AudioFormat * inAudioFormat,
 			  AudioFormat * outAudioFormat)
 {
 	if (audio_configFormat) {
@@ -251,7 +251,7 @@ void finishAudioDriver(void)
 	audioOutputArraySize = 0;
 }
 
-int isCurrentAudioFormat(AudioFormat * audioFormat)
+int isCurrentAudioFormat(const AudioFormat * audioFormat)
 {
 	if (!audioFormat)
 		return 1;
@@ -319,7 +319,7 @@ static int flushAudioBuffer(void)
 	return ret;
 }
 
-int openAudioDevice(AudioFormat * audioFormat)
+int openAudioDevice(const AudioFormat * audioFormat)
 {
 	int ret = -1;
 	unsigned int i;
diff --git a/src/audio.h b/src/audio.h
index f8b28d0d0..71d79ec84 100644
--- a/src/audio.h
+++ b/src/audio.h
@@ -38,11 +38,12 @@ static inline double audioFormatSizeToTime(const AudioFormat * af)
 	return 8.0 / af->bits / af->channels / af->sampleRate;
 }
 
-void copyAudioFormat(AudioFormat * dest, AudioFormat * src);
+void copyAudioFormat(AudioFormat * dest, const AudioFormat * src);
 
-int cmpAudioFormat(AudioFormat * dest, AudioFormat * src);
+int cmpAudioFormat(const AudioFormat * dest, const AudioFormat * src);
 
-void getOutputAudioFormat(AudioFormat * inFormat, AudioFormat * outFormat);
+void getOutputAudioFormat(const AudioFormat * inFormat,
+			  AudioFormat * outFormat);
 
 int parseAudioConfig(AudioFormat * audioFormat, char *conf);
 
@@ -55,7 +56,7 @@ void initAudioDriver(void);
 
 void finishAudioDriver(void);
 
-int openAudioDevice(AudioFormat * audioFormat);
+int openAudioDevice(const AudioFormat * audioFormat);
 
 int playAudio(const char *playChunk, size_t size);
 
@@ -65,7 +66,7 @@ void closeAudioDevice(void);
 
 int isAudioDeviceOpen(void);
 
-int isCurrentAudioFormat(AudioFormat * audioFormat);
+int isCurrentAudioFormat(const AudioFormat * audioFormat);
 
 void sendMetadataToAudioDevice(MpdTag * tag);
 
-- 
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