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-rw-r--r--src/listen.c14
-rw-r--r--src/pcm_utils.c25
-rw-r--r--src/pcm_utils.h10
3 files changed, 24 insertions, 25 deletions
diff --git a/src/listen.c b/src/listen.c
index a22427095..78bb6ace1 100644
--- a/src/listen.c
+++ b/src/listen.c
@@ -67,7 +67,7 @@ static void redirect_stdin(void)
FATAL("dup2 stdin: %s\n", strerror(errno));
}
-static int establishListen(struct sockaddr *addrp, socklen_t addrlen)
+static int establishListen(const struct sockaddr *addrp, socklen_t addrlen)
{
int pf;
int sock;
@@ -121,7 +121,7 @@ static int establishListen(struct sockaddr *addrp, socklen_t addrlen)
static void parseListenConfigParam(unsigned int port, ConfigParam * param)
{
- struct sockaddr *addrp;
+ const struct sockaddr *addrp;
socklen_t addrlen;
struct sockaddr_in sin4;
#ifdef HAVE_IPV6
@@ -141,14 +141,14 @@ static void parseListenConfigParam(unsigned int port, ConfigParam * param)
#ifdef HAVE_IPV6
if (useIpv6) {
sin6.sin6_addr = in6addr_any;
- addrp = (struct sockaddr *)&sin6;
+ addrp = (const struct sockaddr *)&sin6;
addrlen = sizeof(struct sockaddr_in6);
if (establishListen(addrp, addrlen) < 0)
BINDERROR();
}
#endif
sin4.sin_addr.s_addr = INADDR_ANY;
- addrp = (struct sockaddr *)&sin4;
+ addrp = (const struct sockaddr *)&sin4;
addrlen = sizeof(struct sockaddr_in);
#ifdef HAVE_IPV6
if ((establishListen(addrp, addrlen) < 0) && !useIpv6) {
@@ -173,14 +173,14 @@ static void parseListenConfigParam(unsigned int port, ConfigParam * param)
param->value, param->line);
}
memcpy((char *)&sin6.sin6_addr.s6_addr,
- (char *)he->h_addr, he->h_length);
- addrp = (struct sockaddr *)&sin6;
+ (const char *)he->h_addr, he->h_length);
+ addrp = (const struct sockaddr *)&sin6;
addrlen = sizeof(struct sockaddr_in6);
break;
#endif
case AF_INET:
memcpy((char *)&sin4.sin_addr.s_addr,
- (char *)he->h_addr, he->h_length);
+ (const char *)he->h_addr, he->h_length);
addrp = (struct sockaddr *)&sin4;
addrlen = sizeof(struct sockaddr_in);
break;
diff --git a/src/pcm_utils.c b/src/pcm_utils.c
index be32729f0..6a97fff37 100644
--- a/src/pcm_utils.c
+++ b/src/pcm_utils.c
@@ -74,15 +74,15 @@ void pcm_volumeChange(char *buffer, int bufferSize, AudioFormat * format,
}
}
-static void pcm_add(char *buffer1, char *buffer2, size_t bufferSize1,
+static void pcm_add(char *buffer1, const char *buffer2, size_t bufferSize1,
size_t bufferSize2, int vol1, int vol2,
- AudioFormat * format)
+ const AudioFormat * format)
{
mpd_sint32 temp32;
mpd_sint8 *buffer8_1 = (mpd_sint8 *) buffer1;
- mpd_sint8 *buffer8_2 = (mpd_sint8 *) buffer2;
+ const mpd_sint8 *buffer8_2 = (const mpd_sint8 *) buffer2;
mpd_sint16 *buffer16_1 = (mpd_sint16 *) buffer1;
- mpd_sint16 *buffer16_2 = (mpd_sint16 *) buffer2;
+ const mpd_sint16 *buffer16_2 = (const mpd_sint16 *) buffer2;
switch (format->bits) {
case 16:
@@ -129,8 +129,8 @@ static void pcm_add(char *buffer1, char *buffer2, size_t bufferSize1,
}
}
-void pcm_mix(char *buffer1, char *buffer2, size_t bufferSize1,
- size_t bufferSize2, AudioFormat * format, float portion1)
+void pcm_mix(char *buffer1, const char *buffer2, size_t bufferSize1,
+ size_t bufferSize2, const AudioFormat * format, float portion1)
{
int vol1;
float s = sin(M_PI_2 * portion1);
@@ -351,8 +351,8 @@ static char *pcm_convertChannels(mpd_sint8 channels, char *inBuffer,
return outBuffer;
}
-static char *pcm_convertTo16bit(mpd_sint8 bits, char *inBuffer, size_t inSize,
- size_t *outSize)
+static char *pcm_convertTo16bit(mpd_sint8 bits, const char *inBuffer,
+ size_t inSize, size_t *outSize)
{
static char *buf;
static size_t len;
@@ -378,8 +378,7 @@ static char *pcm_convertTo16bit(mpd_sint8 bits, char *inBuffer, size_t inSize,
break;
case 16:
*outSize = inSize;
- outBuffer = inBuffer;
- break;
+ return inBuffer;
case 24:
/* put dithering code from mp3_decode here */
default:
@@ -390,7 +389,7 @@ static char *pcm_convertTo16bit(mpd_sint8 bits, char *inBuffer, size_t inSize,
}
/* outFormat bits must be 16 and channels must be 1 or 2! */
-size_t pcm_convertAudioFormat(AudioFormat * inFormat, char *inBuffer,
+size_t pcm_convertAudioFormat(AudioFormat * inFormat, const char *inBuffer,
size_t inSize, AudioFormat * outFormat,
char *outBuffer, ConvState *convState)
{
@@ -427,8 +426,8 @@ size_t pcm_convertAudioFormat(AudioFormat * inFormat, char *inBuffer,
return len;
}
-size_t pcm_sizeOfConvBuffer(AudioFormat * inFormat, size_t inSize,
- AudioFormat * outFormat)
+size_t pcm_sizeOfConvBuffer(const AudioFormat * inFormat, size_t inSize,
+ const AudioFormat * outFormat)
{
const double ratio = (double)outFormat->sampleRate /
(double)inFormat->sampleRate;
diff --git a/src/pcm_utils.h b/src/pcm_utils.h
index 7362cb7b8..752fac3e7 100644
--- a/src/pcm_utils.h
+++ b/src/pcm_utils.h
@@ -45,13 +45,13 @@ typedef struct _ConvState {
void pcm_volumeChange(char *buffer, int bufferSize, AudioFormat * format,
int volume);
-void pcm_mix(char *buffer1, char *buffer2, size_t bufferSize1,
- size_t bufferSize2, AudioFormat * format, float portion1);
+void pcm_mix(char *buffer1, const char *buffer2, size_t bufferSize1,
+ size_t bufferSize2, const AudioFormat * format, float portion1);
-size_t pcm_convertAudioFormat(AudioFormat * inFormat, char *inBuffer,
+size_t pcm_convertAudioFormat(AudioFormat * inFormat, const char *inBuffer,
size_t inSize, AudioFormat * outFormat,
char *outBuffer, ConvState *convState);
-size_t pcm_sizeOfConvBuffer(AudioFormat * inFormat, size_t inSize,
- AudioFormat * outFormat);
+size_t pcm_sizeOfConvBuffer(const AudioFormat * inFormat, size_t inSize,
+ const AudioFormat * outFormat);
#endif