formatting and doxygen fixes (issue #6300)

git-svn-id: http://svn.digium.com/svn/asterisk/trunk@8360 f38db490-d61c-443f-a65b-d21fe96a405b

4 files changed, 809 insertions, 878 deletions

diff --git a/codecs/codec_a_mu.c b/codecs/codec_a_mu.c
index a3c8cc264..47644a735 100644
--- a/codecs/codec_a_mu.c
+++ b/codecs/codec_a_mu.c
@@ -62,10 +62,10 @@ static unsigned char a2mu[256];
 
 struct alaw_encoder_pvt
 {
-  struct ast_frame f;
-  char offset[AST_FRIENDLY_OFFSET];   /* Space to build offset */
-  unsigned char outbuf[BUFFER_SIZE];  /* Encoded alaw, two nibbles to a word */
-  int tail;
+	struct ast_frame f;
+	char offset[AST_FRIENDLY_OFFSET];	/* Space to build offset */
+	unsigned char outbuf[BUFFER_SIZE];	/* Encoded alaw, two nibbles to a word */
+	int tail;
 };
 
 /*
@@ -74,99 +74,91 @@ struct alaw_encoder_pvt
 
 struct ulaw_encoder_pvt
 {
-  struct ast_frame f;
-  char offset[AST_FRIENDLY_OFFSET];	/* Space to build offset */
-  unsigned char outbuf[BUFFER_SIZE];	/* Encoded ulaw values */
-  int tail;
+	struct ast_frame f;
+	char offset[AST_FRIENDLY_OFFSET];	/* Space to build offset */
+	unsigned char outbuf[BUFFER_SIZE];	/* Encoded ulaw values */
+	int tail;
 };
 
-static struct ast_translator_pvt *
-alawtoulaw_new (void)
+static struct ast_translator_pvt *alawtoulaw_new(void)
 {
-  struct ulaw_encoder_pvt *tmp;
-  tmp = malloc (sizeof (struct ulaw_encoder_pvt));
-  if (tmp)
-    {
-	  memset(tmp, 0, sizeof(*tmp));
-      tmp->tail = 0;
-      localusecnt++;
-      ast_update_use_count ();
-    }
-  return (struct ast_translator_pvt *) tmp;
+	struct ulaw_encoder_pvt *tmp;
+	tmp = malloc(sizeof(struct ulaw_encoder_pvt));
+	if (tmp) {
+		memset(tmp, 0, sizeof(*tmp));
+		tmp->tail = 0;
+		localusecnt++;
+		ast_update_use_count();
+	}
+	return (struct ast_translator_pvt *)tmp;
 }
 
-static struct ast_translator_pvt *
-ulawtoalaw_new (void)
+static struct ast_translator_pvt *ulawtoalaw_new(void)
 {
-  struct alaw_encoder_pvt *tmp;
-  tmp = malloc (sizeof (struct alaw_encoder_pvt));
-  if (tmp)
-    {
-	  memset(tmp, 0, sizeof(*tmp));
-      localusecnt++;
-      ast_update_use_count ();
-      tmp->tail = 0;
-    }
-  return (struct ast_translator_pvt *) tmp;
+	struct alaw_encoder_pvt *tmp;
+	tmp = malloc(sizeof(struct alaw_encoder_pvt));
+	if (tmp) {
+		memset(tmp, 0, sizeof(*tmp));
+		localusecnt++;
+		ast_update_use_count();
+		tmp->tail = 0;
+	}
+	return (struct ast_translator_pvt *)tmp;
 }
 
-static int
-alawtoulaw_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
+static int alawtoulaw_framein(struct ast_translator_pvt *pvt, struct ast_frame *f)
 {
-  struct ulaw_encoder_pvt *tmp = (struct ulaw_encoder_pvt *) pvt;
-  int x;
-  unsigned char *b;
-
-  if ((tmp->tail + f->datalen)> sizeof(tmp->outbuf)) {
-  	ast_log(LOG_WARNING, "Out of buffer space\n");
-	return -1;
-  }
-
-  /* Reset ssindex and signal to frame's specified values */
-  b = f->data;
-  for (x=0;x<f->datalen;x++)
-  	tmp->outbuf[tmp->tail + x] = a2mu[b[x]];
-
-  tmp->tail += f->datalen;
-  return 0;
+	struct ulaw_encoder_pvt *tmp = (struct ulaw_encoder_pvt *)pvt;
+	int x;
+	unsigned char *b;
+
+	if ((tmp->tail + f->datalen) > sizeof(tmp->outbuf)) {
+		ast_log(LOG_WARNING, "Out of buffer space\n");
+		return -1;
+	}
+
+	/* Reset ssindex and signal to frame's specified values */
+	b = f->data;
+	for (x=0;x<f->datalen;x++)
+		tmp->outbuf[tmp->tail + x] = a2mu[b[x]];
+
+	tmp->tail += f->datalen;
+	return 0;
 }
 
-static struct ast_frame *
-alawtoulaw_frameout (struct ast_translator_pvt *pvt)
+static struct ast_frame *alawtoulaw_frameout(struct ast_translator_pvt *pvt)
 {
-  struct ulaw_encoder_pvt *tmp = (struct ulaw_encoder_pvt *) pvt;
-
-  if (!tmp->tail)
-    return NULL;
-
-  tmp->f.frametype = AST_FRAME_VOICE;
-  tmp->f.subclass = AST_FORMAT_ULAW;
-  tmp->f.datalen = tmp->tail;
-  tmp->f.samples = tmp->tail;
-  tmp->f.mallocd = 0;
-  tmp->f.offset = AST_FRIENDLY_OFFSET;
-  tmp->f.src = __PRETTY_FUNCTION__;
-  tmp->f.data = tmp->outbuf;
-  tmp->tail = 0;
-  return &tmp->f;
+	struct ulaw_encoder_pvt *tmp = (struct ulaw_encoder_pvt *)pvt;
+
+	if (!tmp->tail)
+		return NULL;
+
+	tmp->f.frametype = AST_FRAME_VOICE;
+	tmp->f.subclass = AST_FORMAT_ULAW;
+	tmp->f.datalen = tmp->tail;
+	tmp->f.samples = tmp->tail;
+	tmp->f.mallocd = 0;
+	tmp->f.offset = AST_FRIENDLY_OFFSET;
+	tmp->f.src = __PRETTY_FUNCTION__;
+	tmp->f.data = tmp->outbuf;
+	tmp->tail = 0;
+	return &tmp->f;
 }
 
-static int
-ulawtoalaw_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
+static int ulawtoalaw_framein(struct ast_translator_pvt *pvt, struct ast_frame *f)
 {
-  struct alaw_encoder_pvt *tmp = (struct alaw_encoder_pvt *) pvt;
-  int x;
-  unsigned char *s;
-  if (tmp->tail + f->datalen >= sizeof(tmp->outbuf))
-    {
-      ast_log (LOG_WARNING, "Out of buffer space\n");
-      return -1;
-    }
-  s = f->data;
-  for (x=0;x<f->datalen;x++) 
-  	tmp->outbuf[x+tmp->tail] = mu2a[s[x]];
-  tmp->tail += f->datalen;
-  return 0;
+	struct alaw_encoder_pvt *tmp = (struct alaw_encoder_pvt *)pvt;
+	int x;
+	unsigned char *s;
+	if (tmp->tail + f->datalen >= sizeof(tmp->outbuf)) {
+		ast_log(LOG_WARNING, "Out of buffer space\n");
+		return -1;
+	}
+	s = f->data;
+	for (x=0;x<f->datalen;x++) 
+		tmp->outbuf[x+tmp->tail] = mu2a[s[x]];
+	tmp->tail += f->datalen;
+	return 0;
 }
 
 /*
@@ -181,61 +173,57 @@ ulawtoalaw_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
  *  Leftover inbuf data gets packed, tail gets updated.
  */
 
-static struct ast_frame *
-ulawtoalaw_frameout (struct ast_translator_pvt *pvt)
+static struct ast_frame *ulawtoalaw_frameout(struct ast_translator_pvt *pvt)
 {
-  struct alaw_encoder_pvt *tmp = (struct alaw_encoder_pvt *) pvt;
+	struct alaw_encoder_pvt *tmp = (struct alaw_encoder_pvt *)pvt;
   
-  if (tmp->tail) {
-	  tmp->f.frametype = AST_FRAME_VOICE;
-	  tmp->f.subclass = AST_FORMAT_ALAW;
-	  tmp->f.samples = tmp->tail;
-	  tmp->f.mallocd = 0;
-	  tmp->f.offset = AST_FRIENDLY_OFFSET;
-	  tmp->f.src = __PRETTY_FUNCTION__;
-	  tmp->f.data = tmp->outbuf;
-	  tmp->f.datalen = tmp->tail;
-	  tmp->tail = 0;
-	  return &tmp->f;
-   } else return NULL;
+	if (tmp->tail) {
+		tmp->f.frametype = AST_FRAME_VOICE;
+		tmp->f.subclass = AST_FORMAT_ALAW;
+		tmp->f.samples = tmp->tail;
+		tmp->f.mallocd = 0;
+		tmp->f.offset = AST_FRIENDLY_OFFSET;
+		tmp->f.src = __PRETTY_FUNCTION__;
+		tmp->f.data = tmp->outbuf;
+		tmp->f.datalen = tmp->tail;
+		tmp->tail = 0;
+		return &tmp->f;
+	} else
+		return NULL;
 }
 
-
 /*
  * alawToLin_Sample
  */
 
-static struct ast_frame *
-alawtoulaw_sample (void)
+static struct ast_frame *alawtoulaw_sample(void)
 {
-  static struct ast_frame f;
-  f.frametype = AST_FRAME_VOICE;
-  f.subclass = AST_FORMAT_ALAW;
-  f.datalen = sizeof (ulaw_slin_ex);
-  f.samples = sizeof(ulaw_slin_ex);
-  f.mallocd = 0;
-  f.offset = 0;
-  f.src = __PRETTY_FUNCTION__;
-  f.data = ulaw_slin_ex;
-  return &f;
+	static struct ast_frame f;
+	f.frametype = AST_FRAME_VOICE;
+	f.subclass = AST_FORMAT_ALAW;
+	f.datalen = sizeof(ulaw_slin_ex);
+	f.samples = sizeof(ulaw_slin_ex);
+	f.mallocd = 0;
+	f.offset = 0;
+	f.src = __PRETTY_FUNCTION__;
+	f.data = ulaw_slin_ex;
+	return &f;
 }
 
-static struct ast_frame *
-ulawtoalaw_sample (void)
+static struct ast_frame *ulawtoalaw_sample(void)
 {
-  static struct ast_frame f;
-  f.frametype = AST_FRAME_VOICE;
-  f.subclass = AST_FORMAT_ULAW;
-  f.datalen = sizeof (ulaw_slin_ex);
-  f.samples = sizeof(ulaw_slin_ex);
-  f.mallocd = 0;
-  f.offset = 0;
-  f.src = __PRETTY_FUNCTION__;
-  f.data = ulaw_slin_ex;
-  return &f;
+	static struct ast_frame f;
+	f.frametype = AST_FRAME_VOICE;
+	f.subclass = AST_FORMAT_ULAW;
+	f.datalen = sizeof(ulaw_slin_ex);
+	f.samples = sizeof(ulaw_slin_ex);
+	f.mallocd = 0;
+	f.offset = 0;
+	f.src = __PRETTY_FUNCTION__;
+	f.data = ulaw_slin_ex;
+	return &f;
 }
 
-
 /*
  * alaw_Destroy
  *  Destroys a private workspace.
@@ -247,12 +235,11 @@ ulawtoalaw_sample (void)
  *  None.
  */
 
-static void
-alaw_destroy (struct ast_translator_pvt *pvt)
+static void alaw_destroy(struct ast_translator_pvt *pvt)
 {
-  free (pvt);
-  localusecnt--;
-  ast_update_use_count ();
+	free(pvt);
+	localusecnt--;
+	ast_update_use_count();
 }
 
 /*
@@ -260,15 +247,15 @@ alaw_destroy (struct ast_translator_pvt *pvt)
  */
 
 static struct ast_translator alawtoulaw = {
-  "alawtoulaw",
-  AST_FORMAT_ALAW,
-  AST_FORMAT_ULAW,
-  alawtoulaw_new,
-  alawtoulaw_framein,
-  alawtoulaw_frameout,
-  alaw_destroy,
-  /* NULL */
-  alawtoulaw_sample
+	"alawtoulaw",
+	AST_FORMAT_ALAW,
+	AST_FORMAT_ULAW,
+	alawtoulaw_new,
+	alawtoulaw_framein,
+	alawtoulaw_frameout,
+	alaw_destroy,
+	/* NULL */
+	alawtoulaw_sample
 };
 
 /*
@@ -276,68 +263,63 @@ static struct ast_translator alawtoulaw = {
  */
 
 static struct ast_translator ulawtoalaw = {
-  "ulawtoalaw",
-  AST_FORMAT_ULAW,
-  AST_FORMAT_ALAW,
-  ulawtoalaw_new,
-  ulawtoalaw_framein,
-  ulawtoalaw_frameout,
-  alaw_destroy,
-  /* NULL */
-  ulawtoalaw_sample
+	"ulawtoalaw",
+	AST_FORMAT_ULAW,
+	AST_FORMAT_ALAW,
+	ulawtoalaw_new,
+	ulawtoalaw_framein,
+	ulawtoalaw_frameout,
+	alaw_destroy,
+	/* NULL */
+	ulawtoalaw_sample
 };
 
-int
-unload_module (void)
+int unload_module(void)
 {
-  int res;
-  ast_mutex_lock (&localuser_lock);
-  res = ast_unregister_translator (&ulawtoalaw);
-  if (!res)
-    res = ast_unregister_translator (&alawtoulaw);
-  if (localusecnt)
-    res = -1;
-  ast_mutex_unlock (&localuser_lock);
-  return res;
+	int res;
+	ast_mutex_lock(&localuser_lock);
+	res = ast_unregister_translator(&ulawtoalaw);
+	if (!res)
+		res = ast_unregister_translator(&alawtoulaw);
+	if (localusecnt)
+		res = -1;
+	ast_mutex_unlock(&localuser_lock);
+	return res;
 }
 
-int
-load_module (void)
+int load_module(void)
 {
-  int res;
-  int x;
-  for (x=0;x<256;x++) {
-	mu2a[x] = AST_LIN2A(AST_MULAW(x));
-	a2mu[x] = AST_LIN2MU(AST_ALAW(x));
-  }
-  res = ast_register_translator (&alawtoulaw);
-  if (!res)
-    res = ast_register_translator (&ulawtoalaw);
-  else
-    ast_unregister_translator (&alawtoulaw);
-  return res;
+	int res;
+	int x;
+	for (x=0;x<256;x++) {
+		mu2a[x] = AST_LIN2A(AST_MULAW(x));
+		a2mu[x] = AST_LIN2MU(AST_ALAW(x));
+	}
+	res = ast_register_translator(&alawtoulaw);
+	if (!res)
+		res = ast_register_translator(&ulawtoalaw);
+	else
+		ast_unregister_translator(&alawtoulaw);
+	return res;
 }
 
 /*
  * Return a description of this module.
  */
 
-char *
-description (void)
+char *description(void)
 {
-  return tdesc;
+	return tdesc;
 }
 
-int
-usecount (void)
+int usecount(void)
 {
-  int res;
-  STANDARD_USECOUNT (res);
-  return res;
+	int res;
+	STANDARD_USECOUNT(res);
+	return res;
 }
 
-char *
-key ()
+char *key()
 {
-  return ASTERISK_GPL_KEY;
+	return ASTERISK_GPL_KEY;
 }
diff --git a/codecs/codec_adpcm.c b/codecs/codec_adpcm.c
index 187c42442..e62755074 100644
--- a/codecs/codec_adpcm.c
+++ b/codecs/codec_adpcm.c
@@ -102,8 +102,7 @@ struct adpcm_state {
  *  Sets the index to the step size table for the next encode.
  */
 
-static inline short
-decode(int encoded, struct adpcm_state* state)
+static inline short decode(int encoded, struct adpcm_state *state)
 {
 	int diff;
 	int step;
@@ -117,9 +116,12 @@ decode(int encoded, struct adpcm_state* state)
 	diff = (((encoded << 1) + 1) * step) >> 3;
 #else /* BLI code */
 	diff = step >> 3;
-	if (encoded & 4) diff += step;
-	if (encoded & 2) diff += step >> 1;
-	if (encoded & 1) diff += step >> 2;
+	if (encoded & 4)
+		diff += step;
+	if (encoded & 2)
+		diff += step >> 1;
+	if (encoded & 1)
+		diff += step >> 2;
 	if ((encoded >> 1) & step & 0x1)
 		diff++;
 #endif
@@ -143,8 +145,7 @@ decode(int encoded, struct adpcm_state* state)
 #ifdef AUTO_RETURN
 	if (encoded)
 		state->zero_count = 0;
-	else if (++(state->zero_count) == 24)
-	{
+	else if (++(state->zero_count) == 24) {
 		state->zero_count = 0;
 		if (state->signal > 0)
 			state->next_flag = 0x1;
@@ -174,51 +175,43 @@ decode(int encoded, struct adpcm_state* state)
  *  signal gets updated with each pass.
  */
 
-static inline int
-adpcm(short csig, struct adpcm_state* state)
+static inline int adpcm(short csig, struct adpcm_state *state)
 {
 	int diff;
 	int step;
 	int encoded;
 
 	/* 
-	* Clip csig if too large or too small
-	*/
+	 * Clip csig if too large or too small
+	 */
 	csig >>= 4;
 
 	step = stpsz[state->ssindex];
 	diff = csig - state->signal;
 
 #ifdef NOT_BLI
-	if (diff < 0)
-	{
+	if (diff < 0) {
 		encoded = (-diff << 2) / step;
 		if (encoded > 7)
 			encoded = 7;
 		encoded |= 0x08;
-	}
-	else
-	{
+	} else {
 		encoded = (diff << 2) / step;
 		if (encoded > 7)
 			encoded = 7;
 	}
 #else /* BLI code */
-	if (diff < 0)
-	{
+	if (diff < 0) {
 		encoded = 8;
 		diff = -diff;
-	}
-	else
+	} else
 		encoded = 0;
-	if (diff >= step)
-	{
+	if (diff >= step) {
 		encoded |= 4;
 		diff -= step;
 	}
 	step >>= 1;
-	if (diff >= step)
-	{
+	if (diff >= step) {
 		encoded |= 2;
 		diff -= step;
 	}
@@ -239,12 +232,12 @@ adpcm(short csig, struct adpcm_state* state)
 
 struct adpcm_encoder_pvt
 {
-  struct ast_frame f;
-  char offset[AST_FRIENDLY_OFFSET];   /* Space to build offset */
-  short inbuf[BUFFER_SIZE];           /* Unencoded signed linear values */
-  unsigned char outbuf[BUFFER_SIZE];  /* Encoded ADPCM, two nibbles to a word */
-  struct adpcm_state state;
-  int tail;
+	struct ast_frame f;
+	char offset[AST_FRIENDLY_OFFSET];	/* Space to build offset */
+	short inbuf[BUFFER_SIZE];		/* Unencoded signed linear values */
+	unsigned char outbuf[BUFFER_SIZE];	/* Encoded ADPCM, two nibbles to a word */
+	struct adpcm_state state;
+	int tail;
 };
 
 /*
@@ -253,12 +246,12 @@ struct adpcm_encoder_pvt
 
 struct adpcm_decoder_pvt
 {
-  struct ast_frame f;
-  char offset[AST_FRIENDLY_OFFSET];	/* Space to build offset */
-  short outbuf[BUFFER_SIZE];	/* Decoded signed linear values */
-  struct adpcm_state state;
-  int tail;
-  plc_state_t plc;
+	struct ast_frame f;
+	char offset[AST_FRIENDLY_OFFSET];	/* Space to build offset */
+	short outbuf[BUFFER_SIZE];		/* Decoded signed linear values */
+	struct adpcm_state state;
+	int tail;
+	plc_state_t plc;
 };
 
 /*
@@ -272,20 +265,18 @@ struct adpcm_decoder_pvt
  *  None.
  */
 
-static struct ast_translator_pvt *
-adpcmtolin_new (void)
+static struct ast_translator_pvt *adpcmtolin_new(void)
 {
-  struct adpcm_decoder_pvt *tmp;
-  tmp = malloc (sizeof (struct adpcm_decoder_pvt));
-  if (tmp)
-    {
-	  memset(tmp, 0, sizeof(*tmp));
-      tmp->tail = 0;
-      plc_init(&tmp->plc);
-      localusecnt++;
-      ast_update_use_count ();
-    }
-  return (struct ast_translator_pvt *) tmp;
+	struct adpcm_decoder_pvt *tmp;
+	tmp = malloc(sizeof(struct adpcm_decoder_pvt));
+	if (tmp) {
+		memset(tmp, 0, sizeof(*tmp));
+		tmp->tail = 0;
+		plc_init(&tmp->plc);
+		localusecnt++;
+		ast_update_use_count();
+	}
+	return (struct ast_translator_pvt *)tmp;
 }
 
 /*
@@ -299,19 +290,17 @@ adpcmtolin_new (void)
  *  None.
  */
 
-static struct ast_translator_pvt *
-lintoadpcm_new (void)
+static struct ast_translator_pvt *lintoadpcm_new(void)
 {
-  struct adpcm_encoder_pvt *tmp;
-  tmp = malloc (sizeof (struct adpcm_encoder_pvt));
-  if (tmp)
-    {
-	  memset(tmp, 0, sizeof(*tmp));
-      localusecnt++;
-      ast_update_use_count ();
-      tmp->tail = 0;
-    }
-  return (struct ast_translator_pvt *) tmp;
+	struct adpcm_encoder_pvt *tmp;
+	tmp = malloc(sizeof(struct adpcm_encoder_pvt));
+	if (tmp) {
+		memset(tmp, 0, sizeof(*tmp));
+		localusecnt++;
+		ast_update_use_count();
+		tmp->tail = 0;
+	}
+	return (struct ast_translator_pvt *)tmp;
 }
 
 /*
@@ -326,40 +315,40 @@ lintoadpcm_new (void)
  *  tmp->tail is the number of packed values in the buffer.
  */
 
-static int
-adpcmtolin_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
+static int adpcmtolin_framein(struct ast_translator_pvt *pvt, struct ast_frame *f)
 {
-  struct adpcm_decoder_pvt *tmp = (struct adpcm_decoder_pvt *) pvt;
-  int x;
-  unsigned char *b;
-
-  if(f->datalen == 0) { /* perform PLC with nominal framesize of 20ms/160 samples */
-        if((tmp->tail + 160) > sizeof(tmp->outbuf) / 2) {
-            ast_log(LOG_WARNING, "Out of buffer space\n");
-            return -1;
-        }
-        if(useplc) {
-	  plc_fillin(&tmp->plc, tmp->outbuf+tmp->tail, 160);
-	  tmp->tail += 160;
+	struct adpcm_decoder_pvt *tmp = (struct adpcm_decoder_pvt *)pvt;
+	int x;
+	unsigned char *b;
+
+	if(f->datalen == 0) { /* perform PLC with nominal framesize of 20ms/160 samples */
+		if((tmp->tail + 160) > sizeof(tmp->outbuf) / 2) {
+			ast_log(LOG_WARNING, "Out of buffer space\n");
+			return -1;
+		}
+		if(useplc) {
+			plc_fillin(&tmp->plc, tmp->outbuf+tmp->tail, 160);
+			tmp->tail += 160;
+		}
+		return 0;
 	}
-        return 0;
-  }
 
-  if (f->datalen * 4 + tmp->tail * 2 > sizeof(tmp->outbuf)) {
-  	ast_log(LOG_WARNING, "Out of buffer space\n");
-	return -1;
-  }
+	if (f->datalen * 4 + tmp->tail * 2 > sizeof(tmp->outbuf)) {
+		ast_log(LOG_WARNING, "Out of buffer space\n");
+		return -1;
+	}
 
-  b = f->data;
+	b = f->data;
 
-  for (x=0;x<f->datalen;x++) {
-	tmp->outbuf[tmp->tail++] = decode((b[x] >> 4) & 0xf, &tmp->state);
-	tmp->outbuf[tmp->tail++] = decode(b[x] & 0x0f, &tmp->state);
-  }
+	for (x=0;x<f->datalen;x++) {
+		tmp->outbuf[tmp->tail++] = decode((b[x] >> 4) & 0xf, &tmp->state);
+		tmp->outbuf[tmp->tail++] = decode(b[x] & 0x0f, &tmp->state);
+	}
 
-  if(useplc) plc_rx(&tmp->plc, tmp->outbuf+tmp->tail-f->datalen*2, f->datalen*2);
+	if(useplc)
+		plc_rx(&tmp->plc, tmp->outbuf+tmp->tail-f->datalen*2, f->datalen*2);
 
-  return 0;
+	return 0;
 }
 
 /*
@@ -374,24 +363,23 @@ adpcmtolin_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
  *  None.
  */
 
-static struct ast_frame *
-adpcmtolin_frameout (struct ast_translator_pvt *pvt)
+static struct ast_frame *adpcmtolin_frameout(struct ast_translator_pvt *pvt)
 {
-  struct adpcm_decoder_pvt *tmp = (struct adpcm_decoder_pvt *) pvt;
-
-  if (!tmp->tail)
-    return NULL;
-
-  tmp->f.frametype = AST_FRAME_VOICE;
-  tmp->f.subclass = AST_FORMAT_SLINEAR;
-  tmp->f.datalen = tmp->tail *2;
-  tmp->f.samples = tmp->tail;
-  tmp->f.mallocd = 0;
-  tmp->f.offset = AST_FRIENDLY_OFFSET;
-  tmp->f.src = __PRETTY_FUNCTION__;
-  tmp->f.data = tmp->outbuf;
-  tmp->tail = 0;
-  return &tmp->f;
+	struct adpcm_decoder_pvt *tmp = (struct adpcm_decoder_pvt *)pvt;
+
+	if (!tmp->tail)
+		return NULL;
+
+	tmp->f.frametype = AST_FRAME_VOICE;
+	tmp->f.subclass = AST_FORMAT_SLINEAR;
+	tmp->f.datalen = tmp->tail * 2;
+	tmp->f.samples = tmp->tail;
+	tmp->f.mallocd = 0;
+	tmp->f.offset = AST_FRIENDLY_OFFSET;
+	tmp->f.src = __PRETTY_FUNCTION__;
+	tmp->f.data = tmp->outbuf;
+	tmp->tail = 0;
+	return &tmp->f;
 }
 
 /*
@@ -405,22 +393,18 @@ adpcmtolin_frameout (struct ast_translator_pvt *pvt)
  *  tmp->tail is number of signal values in the input buffer.
  */
 
-static int
-lintoadpcm_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
+static int lintoadpcm_framein(struct ast_translator_pvt *pvt, struct ast_frame *f)
 {
-  struct adpcm_encoder_pvt *tmp = (struct adpcm_encoder_pvt *) pvt;
-
-  if ((tmp->tail + f->datalen / 2) < (sizeof (tmp->inbuf) / 2))
-    {
-      memcpy (&tmp->inbuf[tmp->tail], f->data, f->datalen);
-      tmp->tail += f->datalen / 2;
-    }
-  else
-    {
-      ast_log (LOG_WARNING, "Out of buffer space\n");
-      return -1;
-    }
-  return 0;
+	struct adpcm_encoder_pvt *tmp = (struct adpcm_encoder_pvt *)pvt;
+
+	if ((tmp->tail + f->datalen / 2) < (sizeof(tmp->inbuf) / 2)) {
+		memcpy(&tmp->inbuf[tmp->tail], f->data, f->datalen);
+		tmp->tail += f->datalen / 2;
+	} else {
+		ast_log(LOG_WARNING, "Out of buffer space\n");
+		return -1;
+	}
+	return 0;
 }
 
 /*
@@ -435,54 +419,50 @@ lintoadpcm_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
  *  Leftover inbuf data gets packed, tail gets updated.
  */
 
-static struct ast_frame *
-lintoadpcm_frameout (struct ast_translator_pvt *pvt)
+static struct ast_frame *lintoadpcm_frameout(struct ast_translator_pvt *pvt)
 {
-  struct adpcm_encoder_pvt *tmp = (struct adpcm_encoder_pvt *) pvt;
-  int i_max, i;
+	struct adpcm_encoder_pvt *tmp = (struct adpcm_encoder_pvt *)pvt;
+	int i_max, i;
   
-  if (tmp->tail < 2) return NULL;
-
-
-  i_max = tmp->tail & ~1; /* atomic size is 2 samples */
-
-  /* What is this, state debugging? should be #ifdef'd then
-  tmp->outbuf[0] = tmp->ssindex & 0xff;
-  tmp->outbuf[1] = (tmp->signal >> 8) & 0xff;
-  tmp->outbuf[2] = (tmp->signal & 0xff);
-  tmp->outbuf[3] = tmp->zero_count;
-  tmp->outbuf[4] = tmp->next_flag;
-  */
-  for (i = 0; i < i_max; i+=2)
-  {
-    tmp->outbuf[i/2] =
-      (adpcm(tmp->inbuf[i  ], &tmp->state) << 4) |
-	  (adpcm(tmp->inbuf[i+1], &tmp->state)     );
-  };
-
-
-  tmp->f.frametype = AST_FRAME_VOICE;
-  tmp->f.subclass = AST_FORMAT_ADPCM;
-  tmp->f.samples = i_max;
-  tmp->f.mallocd = 0;
-  tmp->f.offset = AST_FRIENDLY_OFFSET;
-  tmp->f.src = __PRETTY_FUNCTION__;
-  tmp->f.data = tmp->outbuf;
-  tmp->f.datalen = i_max / 2;
-
-  /*
-   * If there is a signal left over (there should be no more than
-   * one) move it to the beginning of the input buffer.
-   */
-
-  if (tmp->tail == i_max)
-    tmp->tail = 0;
-  else
-    {
-      tmp->inbuf[0] = tmp->inbuf[tmp->tail];
-      tmp->tail = 1;
-    }
-  return &tmp->f;
+	if (tmp->tail < 2)
+		return NULL;
+
+	i_max = tmp->tail & ~1; /* atomic size is 2 samples */
+
+	/* What is this, state debugging? should be #ifdef'd then
+	tmp->outbuf[0] = tmp->ssindex & 0xff;
+	tmp->outbuf[1] = (tmp->signal >> 8) & 0xff;
+	tmp->outbuf[2] = (tmp->signal & 0xff);
+	tmp->outbuf[3] = tmp->zero_count;
+	tmp->outbuf[4] = tmp->next_flag;
+	*/
+	for (i = 0; i < i_max; i+=2) {
+		tmp->outbuf[i/2] =
+			(adpcm(tmp->inbuf[i  ], &tmp->state) << 4) |
+			(adpcm(tmp->inbuf[i+1], &tmp->state)     );
+	};
+
+	tmp->f.frametype = AST_FRAME_VOICE;
+	tmp->f.subclass = AST_FORMAT_ADPCM;
+	tmp->f.samples = i_max;
+	tmp->f.mallocd = 0;
+	tmp->f.offset = AST_FRIENDLY_OFFSET;
+	tmp->f.src = __PRETTY_FUNCTION__;
+	tmp->f.data = tmp->outbuf;
+	tmp->f.datalen = i_max / 2;
+
+	/*
+	 * If there is a signal left over (there should be no more than
+	 * one) move it to the beginning of the input buffer.
+	 */
+
+	if (tmp->tail == i_max)
+		tmp->tail = 0;
+	else {
+		tmp->inbuf[0] = tmp->inbuf[tmp->tail];
+		tmp->tail = 1;
+	}
+	return &tmp->f;
 }
 
 
@@ -490,39 +470,37 @@ lintoadpcm_frameout (struct ast_translator_pvt *pvt)
  * AdpcmToLin_Sample
  */
 
-static struct ast_frame *
-adpcmtolin_sample (void)
+static struct ast_frame *adpcmtolin_sample(void)
 {
-  static struct ast_frame f;
-  f.frametype = AST_FRAME_VOICE;
-  f.subclass = AST_FORMAT_ADPCM;
-  f.datalen = sizeof (adpcm_slin_ex);
-  f.samples = sizeof(adpcm_slin_ex) * 2;
-  f.mallocd = 0;
-  f.offset = 0;
-  f.src = __PRETTY_FUNCTION__;
-  f.data = adpcm_slin_ex;
-  return &f;
+	static struct ast_frame f;
+	f.frametype = AST_FRAME_VOICE;
+	f.subclass = AST_FORMAT_ADPCM;
+	f.datalen = sizeof(adpcm_slin_ex);
+	f.samples = sizeof(adpcm_slin_ex) * 2;
+	f.mallocd = 0;
+	f.offset = 0;
+	f.src = __PRETTY_FUNCTION__;
+	f.data = adpcm_slin_ex;
+	return &f;
 }
 
 /*
  * LinToAdpcm_Sample
  */
 
-static struct ast_frame *
-lintoadpcm_sample (void)
+static struct ast_frame *lintoadpcm_sample(void)
 {
-  static struct ast_frame f;
-  f.frametype = AST_FRAME_VOICE;
-  f.subclass = AST_FORMAT_SLINEAR;
-  f.datalen = sizeof (slin_adpcm_ex);
-  /* Assume 8000 Hz */
-  f.samples = sizeof (slin_adpcm_ex) / 2;
-  f.mallocd = 0;
-  f.offset = 0;
-  f.src = __PRETTY_FUNCTION__;
-  f.data = slin_adpcm_ex;
-  return &f;
+	static struct ast_frame f;
+	f.frametype = AST_FRAME_VOICE;
+	f.subclass = AST_FORMAT_SLINEAR;
+	f.datalen = sizeof(slin_adpcm_ex);
+	/* Assume 8000 Hz */
+	f.samples = sizeof(slin_adpcm_ex) / 2;
+	f.mallocd = 0;
+	f.offset = 0;
+	f.src = __PRETTY_FUNCTION__;
+	f.data = slin_adpcm_ex;
+	return &f;
 }
 
 /*
@@ -536,12 +514,11 @@ lintoadpcm_sample (void)
  *  None.
  */
 
-static void
-adpcm_destroy (struct ast_translator_pvt *pvt)
+static void adpcm_destroy(struct ast_translator_pvt *pvt)
 {
-  free (pvt);
-  localusecnt--;
-  ast_update_use_count ();
+	free(pvt);
+	localusecnt--;
+	ast_update_use_count();
 }
 
 /*
@@ -549,15 +526,15 @@ adpcm_destroy (struct ast_translator_pvt *pvt)
  */
 
 static struct ast_translator adpcmtolin = {
-  "adpcmtolin",
-  AST_FORMAT_ADPCM,
-  AST_FORMAT_SLINEAR,
-  adpcmtolin_new,
-  adpcmtolin_framein,
-  adpcmtolin_frameout,
-  adpcm_destroy,
-  /* NULL */
-  adpcmtolin_sample
+	"adpcmtolin",
+	AST_FORMAT_ADPCM,
+	AST_FORMAT_SLINEAR,
+	adpcmtolin_new,
+	adpcmtolin_framein,
+	adpcmtolin_frameout,
+	adpcm_destroy,
+	/* NULL */
+	adpcmtolin_sample
 };
 
 /*
@@ -565,91 +542,84 @@ static struct ast_translator adpcmtolin = {
  */
 
 static struct ast_translator lintoadpcm = {
-  "lintoadpcm",
-  AST_FORMAT_SLINEAR,
-  AST_FORMAT_ADPCM,
-  lintoadpcm_new,
-  lintoadpcm_framein,
-  lintoadpcm_frameout,
-  adpcm_destroy,
-  /* NULL */
-  lintoadpcm_sample
+	"lintoadpcm",
+	AST_FORMAT_SLINEAR,
+	AST_FORMAT_ADPCM,
+	lintoadpcm_new,
+	lintoadpcm_framein,
+	lintoadpcm_frameout,
+	adpcm_destroy,
+	/* NULL */
+	lintoadpcm_sample
 };
 
-static void 
-parse_config(void)
+static void parse_config(void)
 {
-  struct ast_config *cfg;
-  struct ast_variable *var;
-  if ((cfg = ast_config_load("codecs.conf"))) {
-    if ((var = ast_variable_browse(cfg, "plc"))) {
-      while (var) {
-       if (!strcasecmp(var->name, "genericplc")) {
-         useplc = ast_true(var->value) ? 1 : 0;
-         if (option_verbose > 2)
-           ast_verbose(VERBOSE_PREFIX_3 "codec_adpcm: %susing generic PLC\n", useplc ? "" : "not ");
-       }
-       var = var->next;
-      }
-    }
-    ast_config_destroy(cfg);
-  }
+	struct ast_config *cfg;
+	struct ast_variable *var;
+	if ((cfg = ast_config_load("codecs.conf"))) {
+		if ((var = ast_variable_browse(cfg, "plc"))) {
+			while (var) {
+				if (!strcasecmp(var->name, "genericplc")) {
+					useplc = ast_true(var->value) ? 1 : 0;
+					if (option_verbose > 2)
+						ast_verbose(VERBOSE_PREFIX_3 "codec_adpcm: %susing generic PLC\n", useplc ? "" : "not ");
+				}
+				var = var->next;
+			}
+		}
+		ast_config_destroy(cfg);
+	}
 }
 
-int
-reload(void)
+int reload(void)
 {
-  parse_config();
-  return 0;
+	parse_config();
+	return 0;
 }
 
-int
-unload_module (void)
+int unload_module(void)
 {
-  int res;
-  ast_mutex_lock (&localuser_lock);
-  res = ast_unregister_translator (&lintoadpcm);
-  if (!res)
-    res = ast_unregister_translator (&adpcmtolin);
-  if (localusecnt)
-    res = -1;
-  ast_mutex_unlock (&localuser_lock);
-  return res;
+	int res;
+	ast_mutex_lock(&localuser_lock);
+	res = ast_unregister_translator(&lintoadpcm);
+	if (!res)
+		res = ast_unregister_translator(&adpcmtolin);
+	if (localusecnt)
+		res = -1;
+	ast_mutex_unlock(&localuser_lock);
+	return res;
 }
 
-int
-load_module (void)
+int load_module(void)
 {
-  int res;
-  parse_config();
-  res = ast_register_translator (&adpcmtolin);
-  if (!res)
-    res = ast_register_translator (&lintoadpcm);
-  else
-    ast_unregister_translator (&adpcmtolin);
-  return res;
+	int res;
+	parse_config();
+	res = ast_register_translator(&adpcmtolin);
+	if (!res)
+		res = ast_register_translator(&lintoadpcm);
+	else
+		ast_unregister_translator(&adpcmtolin);
+	return res;
 }
 
 /*
  * Return a description of this module.
  */
 
-char *
-description (void)
+char *description(void)
 {
-  return tdesc;
+	return tdesc;
 }
 
-int
-usecount (void)
+int usecount(void)
 {
-  int res;
-  STANDARD_USECOUNT (res);
-  return res;
+	int res;
+	STANDARD_USECOUNT(res);
+	return res;
 }
 
-char *
-key ()
+char *key()
 {
-  return ASTERISK_GPL_KEY;
+	return ASTERISK_GPL_KEY;
 }
diff --git a/codecs/codec_alaw.c b/codecs/codec_alaw.c
index 86e3a6592..1c44d3434 100644
--- a/codecs/codec_alaw.c
+++ b/codecs/codec_alaw.c
@@ -62,10 +62,10 @@ static int useplc = 0;
  */
 struct alaw_encoder_pvt
 {
-  struct ast_frame f;
-  char offset[AST_FRIENDLY_OFFSET];   /*!< Space to build offset */
-  unsigned char outbuf[BUFFER_SIZE];  /*!< Encoded alaw, two nibbles to a word */
-  int tail;
+	struct ast_frame f;
+	char offset[AST_FRIENDLY_OFFSET];   /*!< Space to build offset */
+	unsigned char outbuf[BUFFER_SIZE];  /*!< Encoded alaw, two nibbles to a word */
+	int tail;
 };
 
 /*!
@@ -73,11 +73,11 @@ struct alaw_encoder_pvt
  */
 struct alaw_decoder_pvt
 {
-  struct ast_frame f;
-  char offset[AST_FRIENDLY_OFFSET];	/* Space to build offset */
-  short outbuf[BUFFER_SIZE];	/* Decoded signed linear values */
-  int tail;
-  plc_state_t plc;
+	struct ast_frame f;
+	char offset[AST_FRIENDLY_OFFSET];	/* Space to build offset */
+	short outbuf[BUFFER_SIZE];		/* Decoded signed linear values */
+	int tail;
+	plc_state_t plc;
 };
 
 /*!
@@ -91,19 +91,18 @@ struct alaw_decoder_pvt
  *  None.
  */
 
-static struct ast_translator_pvt * alawtolin_new (void)
+static struct ast_translator_pvt *alawtolin_new(void)
 {
-  struct alaw_decoder_pvt *tmp;
-  tmp = malloc (sizeof (struct alaw_decoder_pvt));
-  if (tmp)
-    {
-	  memset(tmp, 0, sizeof(*tmp));
-      tmp->tail = 0;
-      plc_init(&tmp->plc);
-      localusecnt++;
-      ast_update_use_count ();
-    }
-  return (struct ast_translator_pvt *) tmp;
+	struct alaw_decoder_pvt *tmp;
+	tmp = malloc(sizeof(struct alaw_decoder_pvt));
+	if (tmp) {
+		memset(tmp, 0, sizeof(*tmp));
+		tmp->tail = 0;
+		plc_init(&tmp->plc);
+		localusecnt++;
+		ast_update_use_count();
+	}
+	return (struct ast_translator_pvt *)tmp;
 }
 
 /*!
@@ -117,18 +116,17 @@ static struct ast_translator_pvt * alawtolin_new (void)
  *  None.
  */
 
-static struct ast_translator_pvt * lintoalaw_new (void)
+static struct ast_translator_pvt *lintoalaw_new(void)
 {
-  struct alaw_encoder_pvt *tmp;
-  tmp = malloc (sizeof (struct alaw_encoder_pvt));
-  if (tmp)
-    {
-	  memset(tmp, 0, sizeof(*tmp));
-      localusecnt++;
-      ast_update_use_count ();
-      tmp->tail = 0;
-    }
-  return (struct ast_translator_pvt *) tmp;
+	struct alaw_encoder_pvt *tmp;
+	tmp = malloc(sizeof(struct alaw_encoder_pvt));
+	if (tmp) {
+		memset(tmp, 0, sizeof(*tmp));
+		localusecnt++;
+		ast_update_use_count();
+		tmp->tail = 0;
+	}
+	return (struct ast_translator_pvt *)tmp;
 }
 
 /*!
@@ -143,39 +141,39 @@ static struct ast_translator_pvt * lintoalaw_new (void)
  *  tmp->tail is the number of packed values in the buffer.
  */
 
-static int
-alawtolin_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
+static int alawtolin_framein(struct ast_translator_pvt *pvt, struct ast_frame *f)
 {
-  struct alaw_decoder_pvt *tmp = (struct alaw_decoder_pvt *) pvt;
-  int x;
-  unsigned char *b;
-
-  if(f->datalen == 0) { /* perform PLC with nominal framesize of 20ms/160 samples */
-        if((tmp->tail + 160)  * 2 > sizeof(tmp->outbuf)) {
-            ast_log(LOG_WARNING, "Out of buffer space\n");
-            return -1;
-        }
-        if(useplc) {
-	    plc_fillin(&tmp->plc, tmp->outbuf+tmp->tail, 160);
-	    tmp->tail += 160;
+	struct alaw_decoder_pvt *tmp = (struct alaw_decoder_pvt *)pvt;
+	int x;
+	unsigned char *b;
+
+	if(f->datalen == 0) { /* perform PLC with nominal framesize of 20ms/160 samples */
+		if((tmp->tail + 160) * 2 > sizeof(tmp->outbuf)) {
+			ast_log(LOG_WARNING, "Out of buffer space\n");
+			return -1;
+		}
+		if(useplc) {
+			plc_fillin(&tmp->plc, tmp->outbuf+tmp->tail, 160);
+			tmp->tail += 160;
+		}
+		return 0;
 	}
-        return 0;
-  }
 
-  if ((tmp->tail + f->datalen) * 2 > sizeof(tmp->outbuf)) {
-  	ast_log(LOG_WARNING, "Out of buffer space\n");
-	return -1;
-  }
+	if ((tmp->tail + f->datalen) * 2 > sizeof(tmp->outbuf)) {
+		ast_log(LOG_WARNING, "Out of buffer space\n");
+		return -1;
+	}
 
-  /* Reset ssindex and signal to frame's specified values */
-  b = f->data;
-  for (x=0;x<f->datalen;x++)
-  	tmp->outbuf[tmp->tail + x] = AST_ALAW(b[x]);
+	/* Reset ssindex and signal to frame's specified values */
+	b = f->data;
+	for (x=0;x<f->datalen;x++)
+		tmp->outbuf[tmp->tail + x] = AST_ALAW(b[x]);
 
-  if(useplc) plc_rx(&tmp->plc, tmp->outbuf+tmp->tail, f->datalen);
+	if(useplc)
+		plc_rx(&tmp->plc, tmp->outbuf+tmp->tail, f->datalen);
 
-  tmp->tail += f->datalen;
-  return 0;
+	tmp->tail += f->datalen;
+	return 0;
 }
 
 /*!
@@ -190,23 +188,23 @@ alawtolin_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
  *  None.
  */
 
-static struct ast_frame * alawtolin_frameout (struct ast_translator_pvt *pvt)
+static struct ast_frame *alawtolin_frameout(struct ast_translator_pvt *pvt)
 {
-  struct alaw_decoder_pvt *tmp = (struct alaw_decoder_pvt *) pvt;
-
-  if (!tmp->tail)
-    return NULL;
-
-  tmp->f.frametype = AST_FRAME_VOICE;
-  tmp->f.subclass = AST_FORMAT_SLINEAR;
-  tmp->f.datalen = tmp->tail *2;
-  tmp->f.samples = tmp->tail;
-  tmp->f.mallocd = 0;
-  tmp->f.offset = AST_FRIENDLY_OFFSET;
-  tmp->f.src = __PRETTY_FUNCTION__;
-  tmp->f.data = tmp->outbuf;
-  tmp->tail = 0;
-  return &tmp->f;
+	struct alaw_decoder_pvt *tmp = (struct alaw_decoder_pvt *)pvt;
+
+	if (!tmp->tail)
+		return NULL;
+
+	tmp->f.frametype = AST_FRAME_VOICE;
+	tmp->f.subclass = AST_FORMAT_SLINEAR;
+	tmp->f.datalen = tmp->tail * 2;
+	tmp->f.samples = tmp->tail;
+	tmp->f.mallocd = 0;
+	tmp->f.offset = AST_FRIENDLY_OFFSET;
+	tmp->f.src = __PRETTY_FUNCTION__;
+	tmp->f.data = tmp->outbuf;
+	tmp->tail = 0;
+	return &tmp->f;
 }
 
 /*!
@@ -220,21 +218,20 @@ static struct ast_frame * alawtolin_frameout (struct ast_translator_pvt *pvt)
  *  tmp->tail is number of signal values in the input buffer.
  */
 
-static int lintoalaw_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
+static int lintoalaw_framein(struct ast_translator_pvt *pvt, struct ast_frame *f)
 {
-  struct alaw_encoder_pvt *tmp = (struct alaw_encoder_pvt *) pvt;
-  int x;
-  short *s;
-  if (tmp->tail + f->datalen/2 >= sizeof(tmp->outbuf))
-    {
-      ast_log (LOG_WARNING, "Out of buffer space\n");
-      return -1;
-    }
-  s = f->data;
-  for (x=0;x<f->datalen/2;x++) 
-  	tmp->outbuf[x+tmp->tail] = AST_LIN2A(s[x]);
-  tmp->tail += f->datalen/2;
-  return 0;
+	struct alaw_encoder_pvt *tmp = (struct alaw_encoder_pvt *)pvt;
+	int x;
+	short *s;
+	if (tmp->tail + f->datalen / 2 >= sizeof(tmp->outbuf)) {
+		ast_log(LOG_WARNING, "Out of buffer space\n");
+		return -1;
+	}
+	s = f->data;
+	for (x=0;x<f->datalen/2;x++) 
+		tmp->outbuf[x+tmp->tail] = AST_LIN2A(s[x]);
+	tmp->tail += f->datalen/2;
+	return 0;
 }
 
 /*!
@@ -249,60 +246,60 @@ static int lintoalaw_framein (struct ast_translator_pvt *pvt, struct ast_frame *
  *  Leftover inbuf data gets packed, tail gets updated.
  */
 
-static struct ast_frame * lintoalaw_frameout (struct ast_translator_pvt *pvt)
+static struct ast_frame *lintoalaw_frameout(struct ast_translator_pvt *pvt)
 {
-  struct alaw_encoder_pvt *tmp = (struct alaw_encoder_pvt *) pvt;
+	struct alaw_encoder_pvt *tmp = (struct alaw_encoder_pvt *)pvt;
   
-  if (tmp->tail) {
-	  tmp->f.frametype = AST_FRAME_VOICE;
-	  tmp->f.subclass = AST_FORMAT_ALAW;
-	  tmp->f.samples = tmp->tail;
-	  tmp->f.mallocd = 0;
-	  tmp->f.offset = AST_FRIENDLY_OFFSET;
-	  tmp->f.src = __PRETTY_FUNCTION__;
-	  tmp->f.data = tmp->outbuf;
-	  tmp->f.datalen = tmp->tail;
-	  tmp->tail = 0;
-	  return &tmp->f;
-   } else return NULL;
+	if (tmp->tail) {
+		tmp->f.frametype = AST_FRAME_VOICE;
+		tmp->f.subclass = AST_FORMAT_ALAW;
+		tmp->f.samples = tmp->tail;
+		tmp->f.mallocd = 0;
+		tmp->f.offset = AST_FRIENDLY_OFFSET;
+		tmp->f.src = __PRETTY_FUNCTION__;
+		tmp->f.data = tmp->outbuf;
+		tmp->f.datalen = tmp->tail;
+		tmp->tail = 0;
+		return &tmp->f;
+	} else
+		return NULL;
 }
 
-
 /*!
  * \brief alawToLin_Sample
  */
 
-static struct ast_frame * alawtolin_sample (void)
+static struct ast_frame *alawtolin_sample(void)
 {
-  static struct ast_frame f;
-  f.frametype = AST_FRAME_VOICE;
-  f.subclass = AST_FORMAT_ALAW;
-  f.datalen = sizeof (ulaw_slin_ex);
-  f.samples = sizeof(ulaw_slin_ex);
-  f.mallocd = 0;
-  f.offset = 0;
-  f.src = __PRETTY_FUNCTION__;
-  f.data = ulaw_slin_ex;
-  return &f;
+	static struct ast_frame f;
+	f.frametype = AST_FRAME_VOICE;
+	f.subclass = AST_FORMAT_ALAW;
+	f.datalen = sizeof(ulaw_slin_ex);
+	f.samples = sizeof(ulaw_slin_ex);
+	f.mallocd = 0;
+	f.offset = 0;
+	f.src = __PRETTY_FUNCTION__;
+	f.data = ulaw_slin_ex;
+	return &f;
 }
 
 /*!
  * \brief LinToalaw_Sample
  */
 
-static struct ast_frame * lintoalaw_sample (void)
+static struct ast_frame *lintoalaw_sample(void)
 {
-  static struct ast_frame f;
-  f.frametype = AST_FRAME_VOICE;
-  f.subclass = AST_FORMAT_SLINEAR;
-  f.datalen = sizeof (slin_ulaw_ex);
-  /* Assume 8000 Hz */
-  f.samples = sizeof (slin_ulaw_ex) / 2;
-  f.mallocd = 0;
-  f.offset = 0;
-  f.src = __PRETTY_FUNCTION__;
-  f.data = slin_ulaw_ex;
-  return &f;
+	static struct ast_frame f;
+	f.frametype = AST_FRAME_VOICE;
+	f.subclass = AST_FORMAT_SLINEAR;
+	f.datalen = sizeof(slin_ulaw_ex);
+	/* Assume 8000 Hz */
+	f.samples = sizeof(slin_ulaw_ex) / 2;
+	f.mallocd = 0;
+	f.offset = 0;
+	f.src = __PRETTY_FUNCTION__;
+	f.data = slin_ulaw_ex;
+	return &f;
 }
 
 /*!
@@ -316,11 +313,11 @@ static struct ast_frame * lintoalaw_sample (void)
  *  None.
  */
 
-static void alaw_destroy (struct ast_translator_pvt *pvt)
+static void alaw_destroy(struct ast_translator_pvt *pvt)
 {
-  free (pvt);
-  localusecnt--;
-  ast_update_use_count ();
+	free(pvt);
+	localusecnt--;
+	ast_update_use_count();
 }
 
 /*!
@@ -328,15 +325,15 @@ static void alaw_destroy (struct ast_translator_pvt *pvt)
  */
 
 static struct ast_translator alawtolin = {
-  "alawtolin",
-  AST_FORMAT_ALAW,
-  AST_FORMAT_SLINEAR,
-  alawtolin_new,
-  alawtolin_framein,
-  alawtolin_frameout,
-  alaw_destroy,
-  /* NULL */
-  alawtolin_sample
+	"alawtolin",
+	AST_FORMAT_ALAW,
+	AST_FORMAT_SLINEAR,
+	alawtolin_new,
+	alawtolin_framein,
+	alawtolin_frameout,
+	alaw_destroy,
+	/* NULL */
+	alawtolin_sample
 };
 
 /*!
@@ -344,85 +341,85 @@ static struct ast_translator alawtolin = {
  */
 
 static struct ast_translator lintoalaw = {
-  "lintoalaw",
-  AST_FORMAT_SLINEAR,
-  AST_FORMAT_ALAW,
-  lintoalaw_new,
-  lintoalaw_framein,
-  lintoalaw_frameout,
-  alaw_destroy,
-  /* NULL */
-  lintoalaw_sample
+	"lintoalaw",
+	AST_FORMAT_SLINEAR,
+	AST_FORMAT_ALAW,
+	lintoalaw_new,
+	lintoalaw_framein,
+	lintoalaw_frameout,
+	alaw_destroy,
+	/* NULL */
+	lintoalaw_sample
 };
 
 static void parse_config(void)
 {
-  struct ast_config *cfg;
-  struct ast_variable *var;
-
-  if ((cfg = ast_config_load("codecs.conf"))) {
-    if ((var = ast_variable_browse(cfg, "plc"))) {
-      while (var) {
-       if (!strcasecmp(var->name, "genericplc")) {
-         useplc = ast_true(var->value) ? 1 : 0;
-         if (option_verbose > 2)
-           ast_verbose(VERBOSE_PREFIX_3 "codec_alaw: %susing generic PLC\n", useplc ? "" : "not ");
-       }
-       var = var->next;
-      }
-    }
-    ast_config_destroy(cfg);
-  }
+	struct ast_config *cfg;
+	struct ast_variable *var;
+
+	if ((cfg = ast_config_load("codecs.conf"))) {
+		if ((var = ast_variable_browse(cfg, "plc"))) {
+			while (var) {
+				if (!strcasecmp(var->name, "genericplc")) {
+					useplc = ast_true(var->value) ? 1 : 0;
+					if (option_verbose > 2)
+						ast_verbose(VERBOSE_PREFIX_3 "codec_alaw: %susing generic PLC\n", useplc ? "" : "not ");
+				}
+				var = var->next;
+			}
+		}
+		ast_config_destroy(cfg);
+	}
 }
 
 int reload(void)
 {
-  parse_config();
-  return 0;
+	parse_config();
+	return 0;
 }
 
-int unload_module (void)
+int unload_module(void)
 {
-  int res;
-  ast_mutex_lock (&localuser_lock);
-  res = ast_unregister_translator (&lintoalaw);
-  if (!res)
-    res = ast_unregister_translator (&alawtolin);
-  if (localusecnt)
-    res = -1;
-  ast_mutex_unlock (&localuser_lock);
-  return res;
+	int res;
+	ast_mutex_lock(&localuser_lock);
+	res = ast_unregister_translator(&lintoalaw);
+	if (!res)
+		res = ast_unregister_translator(&alawtolin);
+	if (localusecnt)
+		res = -1;
+	ast_mutex_unlock(&localuser_lock);
+	return res;
 }
 
-int load_module (void)
+int load_module(void)
 {
-  int res;
-  parse_config();
-  res = ast_register_translator (&alawtolin);
-  if (!res)
-    res = ast_register_translator (&lintoalaw);
-  else
-    ast_unregister_translator (&alawtolin);
-  return res;
+	int res;
+	parse_config();
+	res = ast_register_translator(&alawtolin);
+	if (!res)
+		res = ast_register_translator(&lintoalaw);
+	else
+		ast_unregister_translator(&alawtolin);
+	return res;
 }
 
 /*
  * Return a description of this module.
  */
 
-char * description (void)
+char *description(void)
 {
-  return tdesc;
+	return tdesc;
 }
 
-int usecount (void)
+int usecount(void)
 {
-  int res;
-  STANDARD_USECOUNT (res);
-  return res;
+	int res;
+	STANDARD_USECOUNT(res);
+	return res;
 }
 
-char * key ()
+char *key()
 {
-  return ASTERISK_GPL_KEY;
+	return ASTERISK_GPL_KEY;
 }
diff --git a/codecs/codec_ulaw.c b/codecs/codec_ulaw.c
index 79a1657b9..236d07d93 100644
--- a/codecs/codec_ulaw.c
+++ b/codecs/codec_ulaw.c
@@ -57,33 +57,33 @@ static int useplc = 0;
 #include "slin_ulaw_ex.h"
 #include "ulaw_slin_ex.h"
 
-/*
- * Private workspace for translating signed linear signals to ulaw.
+/*!
+ * \brief Private workspace for translating signed linear signals to ulaw.
  */
 
 struct ulaw_encoder_pvt
 {
-  struct ast_frame f;
-  char offset[AST_FRIENDLY_OFFSET];   /* Space to build offset */
-  unsigned char outbuf[BUFFER_SIZE];  /* Encoded ulaw, two nibbles to a word */
-  int tail;
+	struct ast_frame f;
+	char offset[AST_FRIENDLY_OFFSET];   /*!< Space to build offset */
+	unsigned char outbuf[BUFFER_SIZE];  /*!< Encoded ulaw, two nibbles to a word */
+	int tail;
 };
 
-/*
- * Private workspace for translating ulaw signals to signed linear.
+/*!
+ * \brief Private workspace for translating ulaw signals to signed linear.
  */
 
 struct ulaw_decoder_pvt
 {
-  struct ast_frame f;
-  char offset[AST_FRIENDLY_OFFSET];	/* Space to build offset */
-  short outbuf[BUFFER_SIZE];	/* Decoded signed linear values */
-  int tail;
-  plc_state_t plc;
+	struct ast_frame f;
+	char offset[AST_FRIENDLY_OFFSET];	/* Space to build offset */
+	short outbuf[BUFFER_SIZE];		/* Decoded signed linear values */
+	int tail;
+	plc_state_t plc;
 };
 
-/*
- * ulawToLin_New
+/*!
+ * \brief ulawToLin_New
  *  Create a new instance of ulaw_decoder_pvt.
  *
  * Results:
@@ -93,24 +93,22 @@ struct ulaw_decoder_pvt
  *  None.
  */
 
-static struct ast_translator_pvt *
-ulawtolin_new (void)
+static struct ast_translator_pvt *ulawtolin_new(void)
 {
-  struct ulaw_decoder_pvt *tmp;
-  tmp = malloc (sizeof (struct ulaw_decoder_pvt));
-  if (tmp)
-    {
-	  memset(tmp, 0, sizeof(*tmp));
-      tmp->tail = 0;
-      plc_init(&tmp->plc);
-      localusecnt++;
-      ast_update_use_count ();
-    }
-  return (struct ast_translator_pvt *) tmp;
+	struct ulaw_decoder_pvt *tmp;
+	tmp = malloc(sizeof(struct ulaw_decoder_pvt));
+	if (tmp) {
+		memset(tmp, 0, sizeof(*tmp));
+		tmp->tail = 0;
+		plc_init(&tmp->plc);
+		localusecnt++;
+		ast_update_use_count();
+	}
+	return (struct ast_translator_pvt *)tmp;
 }
 
-/*
- * LinToulaw_New
+/*!
+ * \brief LinToulaw_New
  *  Create a new instance of ulaw_encoder_pvt.
  *
  * Results:
@@ -120,23 +118,21 @@ ulawtolin_new (void)
  *  None.
  */
 
-static struct ast_translator_pvt *
-lintoulaw_new (void)
+static struct ast_translator_pvt *lintoulaw_new(void)
 {
-  struct ulaw_encoder_pvt *tmp;
-  tmp = malloc (sizeof (struct ulaw_encoder_pvt));
-  if (tmp)
-    {
-	  memset(tmp, 0, sizeof(*tmp));
-      localusecnt++;
-      ast_update_use_count ();
-      tmp->tail = 0;
-    }
-  return (struct ast_translator_pvt *) tmp;
+	struct ulaw_encoder_pvt *tmp;
+	tmp = malloc(sizeof(struct ulaw_encoder_pvt));
+	if (tmp) {
+		memset(tmp, 0, sizeof(*tmp));
+		localusecnt++;
+		ast_update_use_count();
+		tmp->tail = 0;
+	}
+	return (struct ast_translator_pvt *)tmp;
 }
 
-/*
- * ulawToLin_FrameIn
+/*!
+ * \brief ulawToLin_FrameIn
  *  Fill an input buffer with packed 4-bit ulaw values if there is room
  *  left.
  *
@@ -147,43 +143,43 @@ lintoulaw_new (void)
  *  tmp->tail is the number of packed values in the buffer.
  */
 
-static int
-ulawtolin_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
+static int ulawtolin_framein(struct ast_translator_pvt *pvt, struct ast_frame *f)
 {
-  struct ulaw_decoder_pvt *tmp = (struct ulaw_decoder_pvt *) pvt;
-  int x;
-  unsigned char *b;
-
-  if(f->datalen == 0) { /* perform PLC with nominal framesize of 20ms/160 samples */
-	if((tmp->tail + 160)  * 2 > sizeof(tmp->outbuf)) {
-	    ast_log(LOG_WARNING, "Out of buffer space\n");
-	    return -1;
-	}
-	if(useplc) {
-	    plc_fillin(&tmp->plc, tmp->outbuf+tmp->tail, 160);
-	    tmp->tail += 160;
+	struct ulaw_decoder_pvt *tmp = (struct ulaw_decoder_pvt *)pvt;
+	int x;
+	unsigned char *b;
+
+	if(f->datalen == 0) { /* perform PLC with nominal framesize of 20ms/160 samples */
+		if((tmp->tail + 160) * 2 > sizeof(tmp->outbuf)) {
+			ast_log(LOG_WARNING, "Out of buffer space\n");
+			return -1;
+		}
+		if(useplc) {
+			plc_fillin(&tmp->plc, tmp->outbuf+tmp->tail, 160);
+			tmp->tail += 160;
+		}
+		return 0;
 	}
-	return 0;
-  }
 
-  if ((tmp->tail + f->datalen) * 2 > sizeof(tmp->outbuf)) {
-  	ast_log(LOG_WARNING, "Out of buffer space\n");
-	return -1;
-  }
+	if ((tmp->tail + f->datalen) * 2 > sizeof(tmp->outbuf)) {
+		ast_log(LOG_WARNING, "Out of buffer space\n");
+		return -1;
+	}
 
-  /* Reset ssindex and signal to frame's specified values */
-  b = f->data;
-  for (x=0;x<f->datalen;x++)
-  	tmp->outbuf[tmp->tail + x] = AST_MULAW(b[x]);
+	/* Reset ssindex and signal to frame's specified values */
+	b = f->data;
+	for (x=0;x<f->datalen;x++)
+		tmp->outbuf[tmp->tail + x] = AST_MULAW(b[x]);
 
-  if(useplc) plc_rx(&tmp->plc, tmp->outbuf+tmp->tail, f->datalen);
+	if(useplc)
+		plc_rx(&tmp->plc, tmp->outbuf+tmp->tail, f->datalen);
 
-  tmp->tail += f->datalen;
-  return 0;
+	tmp->tail += f->datalen;
+	return 0;
 }
 
-/*
- * ulawToLin_FrameOut
+/*!
+ * \brief ulawToLin_FrameOut
  *  Convert 4-bit ulaw encoded signals to 16-bit signed linear.
  *
  * Results:
@@ -194,28 +190,27 @@ ulawtolin_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
  *  None.
  */
 
-static struct ast_frame *
-ulawtolin_frameout (struct ast_translator_pvt *pvt)
+static struct ast_frame *ulawtolin_frameout(struct ast_translator_pvt *pvt)
 {
-  struct ulaw_decoder_pvt *tmp = (struct ulaw_decoder_pvt *) pvt;
-
-  if (!tmp->tail)
-    return NULL;
-
-  tmp->f.frametype = AST_FRAME_VOICE;
-  tmp->f.subclass = AST_FORMAT_SLINEAR;
-  tmp->f.datalen = tmp->tail *2;
-  tmp->f.samples = tmp->tail;
-  tmp->f.mallocd = 0;
-  tmp->f.offset = AST_FRIENDLY_OFFSET;
-  tmp->f.src = __PRETTY_FUNCTION__;
-  tmp->f.data = tmp->outbuf;
-  tmp->tail = 0;
-  return &tmp->f;
+	struct ulaw_decoder_pvt *tmp = (struct ulaw_decoder_pvt *)pvt;
+
+	if (!tmp->tail)
+		return NULL;
+
+	tmp->f.frametype = AST_FRAME_VOICE;
+	tmp->f.subclass = AST_FORMAT_SLINEAR;
+	tmp->f.datalen = tmp->tail * 2;
+	tmp->f.samples = tmp->tail;
+	tmp->f.mallocd = 0;
+	tmp->f.offset = AST_FRIENDLY_OFFSET;
+	tmp->f.src = __PRETTY_FUNCTION__;
+	tmp->f.data = tmp->outbuf;
+	tmp->tail = 0;
+	return &tmp->f;
 }
 
-/*
- * LinToulaw_FrameIn
+/*!
+ * \brief LinToulaw_FrameIn
  *  Fill an input buffer with 16-bit signed linear PCM values.
  *
  * Results:
@@ -225,26 +220,24 @@ ulawtolin_frameout (struct ast_translator_pvt *pvt)
  *  tmp->tail is number of signal values in the input buffer.
  */
 
-static int
-lintoulaw_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
+static int lintoulaw_framein(struct ast_translator_pvt *pvt, struct ast_frame *f)
 {
-  struct ulaw_encoder_pvt *tmp = (struct ulaw_encoder_pvt *) pvt;
-  int x;
-  short *s;
-  if (tmp->tail + f->datalen/2 >= sizeof(tmp->outbuf))
-    {
-      ast_log (LOG_WARNING, "Out of buffer space\n");
-      return -1;
-    }
-  s = f->data;
-  for (x=0;x<f->datalen/2;x++) 
-  	tmp->outbuf[x+tmp->tail] = AST_LIN2MU(s[x]);
-  tmp->tail += f->datalen/2;
-  return 0;
+	struct ulaw_encoder_pvt *tmp = (struct ulaw_encoder_pvt *)pvt;
+	int x;
+	short *s;
+	if (tmp->tail + f->datalen / 2 >= sizeof(tmp->outbuf)) {
+		ast_log(LOG_WARNING, "Out of buffer space\n");
+		return -1;
+	}
+	s = f->data;
+	for (x=0;x<f->datalen/2;x++) 
+		tmp->outbuf[x+tmp->tail] = AST_LIN2MU(s[x]);
+	tmp->tail += f->datalen/2;
+	return 0;
 }
 
-/*
- * LinToulaw_FrameOut
+/*!
+ * \brief LinToulaw_FrameOut
  *  Convert a buffer of raw 16-bit signed linear PCM to a buffer
  *  of 4-bit ulaw packed two to a byte (Big Endian).
  *
@@ -255,67 +248,65 @@ lintoulaw_framein (struct ast_translator_pvt *pvt, struct ast_frame *f)
  *  Leftover inbuf data gets packed, tail gets updated.
  */
 
-static struct ast_frame *
-lintoulaw_frameout (struct ast_translator_pvt *pvt)
+static struct ast_frame *lintoulaw_frameout(struct ast_translator_pvt *pvt)
 {
-  struct ulaw_encoder_pvt *tmp = (struct ulaw_encoder_pvt *) pvt;
+	struct ulaw_encoder_pvt *tmp = (struct ulaw_encoder_pvt *)pvt;
   
-  if (tmp->tail) {
-	  tmp->f.frametype = AST_FRAME_VOICE;
-	  tmp->f.subclass = AST_FORMAT_ULAW;
-	  tmp->f.samples = tmp->tail;
-	  tmp->f.mallocd = 0;
-	  tmp->f.offset = AST_FRIENDLY_OFFSET;
-	  tmp->f.src = __PRETTY_FUNCTION__;
-	  tmp->f.data = tmp->outbuf;
-	  tmp->f.datalen = tmp->tail;
-	  tmp->tail = 0;
-	  return &tmp->f;
-   } else return NULL;
+	if (tmp->tail) {
+		tmp->f.frametype = AST_FRAME_VOICE;
+		tmp->f.subclass = AST_FORMAT_ULAW;
+		tmp->f.samples = tmp->tail;
+		tmp->f.mallocd = 0;
+		tmp->f.offset = AST_FRIENDLY_OFFSET;
+		tmp->f.src = __PRETTY_FUNCTION__;
+		tmp->f.data = tmp->outbuf;
+		tmp->f.datalen = tmp->tail;
+		tmp->tail = 0;
+		return &tmp->f;
+	} else
+		return NULL;
 }
 
 
-/*
- * ulawToLin_Sample
+/*!
+ * \brief ulawToLin_Sample
  */
 
-static struct ast_frame *
-ulawtolin_sample (void)
+static struct ast_frame *ulawtolin_sample(void)
 {
-  static struct ast_frame f;
-  f.frametype = AST_FRAME_VOICE;
-  f.subclass = AST_FORMAT_ULAW;
-  f.datalen = sizeof (ulaw_slin_ex);
-  f.samples = sizeof(ulaw_slin_ex);
-  f.mallocd = 0;
-  f.offset = 0;
-  f.src = __PRETTY_FUNCTION__;
-  f.data = ulaw_slin_ex;
-  return &f;
+	static struct ast_frame f;
+	f.frametype = AST_FRAME_VOICE;
+	f.subclass = AST_FORMAT_ULAW;
+	f.datalen = sizeof(ulaw_slin_ex);
+	f.samples = sizeof(ulaw_slin_ex);
+	f.mallocd = 0;
+	f.offset = 0;
+	f.src = __PRETTY_FUNCTION__;
+	f.data = ulaw_slin_ex;
+	return &f;
 }
 
-/*
- * LinToulaw_Sample
+/*!
+ * \brief LinToulaw_Sample
  */
 
-static struct ast_frame *
-lintoulaw_sample (void)
+static struct ast_frame *lintoulaw_sample(void)
 {
-  static struct ast_frame f;
-  f.frametype = AST_FRAME_VOICE;
-  f.subclass = AST_FORMAT_SLINEAR;
-  f.datalen = sizeof (slin_ulaw_ex);
-  /* Assume 8000 Hz */
-  f.samples = sizeof (slin_ulaw_ex) / 2;
-  f.mallocd = 0;
-  f.offset = 0;
-  f.src = __PRETTY_FUNCTION__;
-  f.data = slin_ulaw_ex;
-  return &f;
+	static struct ast_frame f;
+	f.frametype = AST_FRAME_VOICE;
+	f.subclass = AST_FORMAT_SLINEAR;
+	f.datalen = sizeof(slin_ulaw_ex);
+	/* Assume 8000 Hz */
+	f.samples = sizeof(slin_ulaw_ex) / 2;
+	f.mallocd = 0;
+	f.offset = 0;
+	f.src = __PRETTY_FUNCTION__;
+	f.data = slin_ulaw_ex;
+	return &f;
 }
 
-/*
- * ulaw_Destroy
+/*!
+ * \brief ulaw_Destroy
  *  Destroys a private workspace.
  *
  * Results:
@@ -325,121 +316,112 @@ lintoulaw_sample (void)
  *  None.
  */
 
-static void
-ulaw_destroy (struct ast_translator_pvt *pvt)
+static void ulaw_destroy(struct ast_translator_pvt *pvt)
 {
-  free (pvt);
-  localusecnt--;
-  ast_update_use_count ();
+	free(pvt);
+	localusecnt--;
+	ast_update_use_count();
 }
 
-/*
- * The complete translator for ulawToLin.
+/*!
+ * \brief The complete translator for ulawToLin.
  */
 
 static struct ast_translator ulawtolin = {
-  "ulawtolin",
-  AST_FORMAT_ULAW,
-  AST_FORMAT_SLINEAR,
-  ulawtolin_new,
-  ulawtolin_framein,
-  ulawtolin_frameout,
-  ulaw_destroy,
-  /* NULL */
-  ulawtolin_sample
+	"ulawtolin",
+	AST_FORMAT_ULAW,
+	AST_FORMAT_SLINEAR,
+	ulawtolin_new,
+	ulawtolin_framein,
+	ulawtolin_frameout,
+	ulaw_destroy,
+	/* NULL */
+	ulawtolin_sample
 };
 
-/*
- * The complete translator for LinToulaw.
+/*!
+ * \brief The complete translator for LinToulaw.
  */
 
 static struct ast_translator lintoulaw = {
-  "lintoulaw",
-  AST_FORMAT_SLINEAR,
-  AST_FORMAT_ULAW,
-  lintoulaw_new,
-  lintoulaw_framein,
-  lintoulaw_frameout,
-  ulaw_destroy,
-  /* NULL */
-  lintoulaw_sample
+	"lintoulaw",
+	AST_FORMAT_SLINEAR,
+	AST_FORMAT_ULAW,
+	lintoulaw_new,
+	lintoulaw_framein,
+	lintoulaw_frameout,
+	ulaw_destroy,
+	/* NULL */
+	lintoulaw_sample
 };
 
-static void 
-parse_config(void)
+static void parse_config(void)
 {
-  struct ast_config *cfg;
-  struct ast_variable *var;
-  if ((cfg = ast_config_load("codecs.conf"))) {
-    if ((var = ast_variable_browse(cfg, "plc"))) {
-      while (var) {
-	if (!strcasecmp(var->name, "genericplc")) {
-	  useplc = ast_true(var->value) ? 1 : 0;
-	  if (option_verbose > 2)
-	    ast_verbose(VERBOSE_PREFIX_3 "codec_ulaw: %susing generic PLC\n", useplc ? "" : "not ");
+	struct ast_config *cfg;
+	struct ast_variable *var;
+	if ((cfg = ast_config_load("codecs.conf"))) {
+		if ((var = ast_variable_browse(cfg, "plc"))) {
+			while (var) {
+				if (!strcasecmp(var->name, "genericplc")) {
+					useplc = ast_true(var->value) ? 1 : 0;
+					if (option_verbose > 2)
+						ast_verbose(VERBOSE_PREFIX_3 "codec_ulaw: %susing generic PLC\n", useplc ? "" : "not ");
+				}
+				var = var->next;
+			}
+		}
+		ast_config_destroy(cfg);
 	}
-	var = var->next;
-      }
-    }
-    ast_config_destroy(cfg);
-  }
 }
 
-int 
-reload(void)
+int reload(void)
 {
-  parse_config();
-  return 0;
+	parse_config();
+	return 0;
 }
 
-
-int
-unload_module (void)
+int unload_module(void)
 {
-  int res;
-  ast_mutex_lock (&localuser_lock);
-  res = ast_unregister_translator (&lintoulaw);
-  if (!res)
-    res = ast_unregister_translator (&ulawtolin);
-  if (localusecnt)
-    res = -1;
-  ast_mutex_unlock (&localuser_lock);
-  return res;
+	int res;
+	ast_mutex_lock(&localuser_lock);
+	res = ast_unregister_translator(&lintoulaw);
+	if (!res)
+		res = ast_unregister_translator(&ulawtolin);
+	if (localusecnt)
+		res = -1;
+	ast_mutex_unlock(&localuser_lock);
+	return res;
 }
 
-int
-load_module (void)
+int load_module(void)
 {
-  int res;
-  parse_config();
-  res = ast_register_translator (&ulawtolin);
-  if (!res)
-    res = ast_register_translator (&lintoulaw);
-  else
-    ast_unregister_translator (&ulawtolin);
-  return res;
+	int res;
+	parse_config();
+	res = ast_register_translator(&ulawtolin);
+	if (!res)
+		res = ast_register_translator(&lintoulaw);
+	else
+		ast_unregister_translator(&ulawtolin);
+	return res;
 }
 
 /*
  * Return a description of this module.
  */
 
-char *
-description (void)
+char *description(void)
 {
-  return tdesc;
+	return tdesc;
 }
 
-int
-usecount (void)
+int usecount(void)
 {
-  int res;
-  STANDARD_USECOUNT (res);
-  return res;
+	int res;
+	STANDARD_USECOUNT(res);
+	return res;
 }
 
-char *
-key ()
+char *key()
 {
-  return ASTERISK_GPL_KEY;
+	return ASTERISK_GPL_KEY;
 }