merge new_loader_completion branch, including (at least):

  - restructured build tree and makefiles to eliminate recursion problems
  - support for embedded modules
  - support for static builds
  - simpler cross-compilation support
  - simpler module/loader interface (no exported symbols)



git-svn-id: http://svn.digium.com/svn/asterisk/trunk@40722 f38db490-d61c-443f-a65b-d21fe96a405b

6 files changed, 205 insertions, 176 deletions

diff --git a/channels/misdn/Makefile b/channels/misdn/Makefile
index f1838d13e..895dc9dee 100644
--- a/channels/misdn/Makefile
+++ b/channels/misdn/Makefile
@@ -1,30 +1,13 @@
 #
-# Makefile
+# Makefile for chan_misdn support
 #
-# Make file for chan_misdn support
-#
-
-# Verify those options with main Makefile
-CFLAGS		= -pipe -c -Wall -ggdb
-ifeq ($(shell uname -m),x86_64)
-CFLAGS	       += -fPIC
-endif
-SOURCES		= isdn_lib.c isdn_msg_parser.c 
-OBJDIR		= .
-OBJS		= isdn_lib.o isdn_msg_parser.o
-
-all: chan_misdn_lib.a 
+all:
 
 %.o: %.c
-	$(CC) $(CFLAGS) -o $@ $<
-
-chan_misdn_lib.a:	$(OBJS)
-	ar crv $@ $(OBJS)
-
+	$(CC) $(CFLAGS) -c -o $@ $<
 
 portinfo: portinfo.o
-	$(CC) -L/usr/lib -o $@ $^ -lisdnnet -lmISDN -lpthread
-
+	$(CC) -o $@ $^ -lisdnnet -lmISDN -lpthread
 
 clean: 
 	rm -rf *.a *.o *.so portinfo
diff --git a/channels/misdn/ie.c b/channels/misdn/ie.c
index 712f8132b..892daa7c5 100644
--- a/channels/misdn/ie.c
+++ b/channels/misdn/ie.c
@@ -43,7 +43,8 @@ static void strnncpy(char *dest, char *src, int len, int dst_len)
 
 
 /* IE_COMPLETE */
-void enc_ie_complete(unsigned char **ntmode, msg_t *msg, int complete, int nt, struct misdn_bchannel *bc)
+#if 0
+static void enc_ie_complete(unsigned char **ntmode, msg_t *msg, int complete, int nt, struct misdn_bchannel *bc)
 {
 	unsigned char *p;
 	Q931_info_t *qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN);
@@ -69,8 +70,9 @@ void enc_ie_complete(unsigned char **ntmode, msg_t *msg, int complete, int nt, s
 		p[0] = IE_COMPLETE;
 	}
 }
+#endif
 
-void dec_ie_complete(unsigned char *p, Q931_info_t *qi, int *complete, int nt, struct misdn_bchannel *bc)
+static void dec_ie_complete(unsigned char *p, Q931_info_t *qi, int *complete, int nt, struct misdn_bchannel *bc)
 {
 	*complete = 0;
 	if (!nt)
@@ -87,7 +89,7 @@ void dec_ie_complete(unsigned char *p, Q931_info_t *qi, int *complete, int nt, s
 
 
 /* IE_BEARER */
-void enc_ie_bearer(unsigned char **ntmode, msg_t *msg, int coding, int capability, int mode, int rate, int multi, int user, int nt, struct misdn_bchannel *bc)
+static void enc_ie_bearer(unsigned char **ntmode, msg_t *msg, int coding, int capability, int mode, int rate, int multi, int user, int nt, struct misdn_bchannel *bc)
 {
 	unsigned char *p;
 	Q931_info_t *qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN);
@@ -147,7 +149,7 @@ void enc_ie_bearer(unsigned char **ntmode, msg_t *msg, int coding, int capabilit
 		p[4+(multi>=0)] = 0xa0 + user;
 }
 
-void dec_ie_bearer(unsigned char *p, Q931_info_t *qi, int *coding, int *capability, int *mode, int *rate, int *multi, int *user, 
+static void dec_ie_bearer(unsigned char *p, Q931_info_t *qi, int *coding, int *capability, int *mode, int *rate, int *multi, int *user, 
 		   int *async, int *urate, int *stopbits, int *dbits, int *parity, int nt, struct misdn_bchannel *bc)
 {
 	int octet;
@@ -260,7 +262,8 @@ void dec_ie_bearer(unsigned char *p, Q931_info_t *qi, int *coding, int *capabili
 
 
 /* IE_CALL_ID */
-void enc_ie_call_id(unsigned char **ntmode, msg_t *msg, char *callid, int callid_len, int nt, struct misdn_bchannel *bc)
+#if 0
+static void enc_ie_call_id(unsigned char **ntmode, msg_t *msg, char *callid, int callid_len, int nt, struct misdn_bchannel *bc)
 {
 	unsigned char *p;
 	Q931_info_t *qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN);
@@ -298,8 +301,10 @@ void enc_ie_call_id(unsigned char **ntmode, msg_t *msg, char *callid, int callid
 	p[1] = l;
 	memcpy(p+2, callid, callid_len);
 }
+#endif
 
-void dec_ie_call_id(unsigned char *p, Q931_info_t *qi, char *callid, int *callid_len, int nt, struct misdn_bchannel *bc)
+#if 0
+static void dec_ie_call_id(unsigned char *p, Q931_info_t *qi, char *callid, int *callid_len, int nt, struct misdn_bchannel *bc)
 {
 	char debug[25];
 	int i;
@@ -332,10 +337,10 @@ void dec_ie_call_id(unsigned char *p, Q931_info_t *qi, char *callid, int *callid
 		
 	if (MISDN_IE_DEBG) printf("    callid%s\n", debug);
 }
-
+#endif
 
 /* IE_CALLED_PN */
-void enc_ie_called_pn(unsigned char **ntmode, msg_t *msg, int type, int plan, char *number, int nt, struct misdn_bchannel *bc)
+static void enc_ie_called_pn(unsigned char **ntmode, msg_t *msg, int type, int plan, char *number, int nt, struct misdn_bchannel *bc)
 {
 	unsigned char *p;
 	Q931_info_t *qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN);
@@ -371,7 +376,7 @@ void enc_ie_called_pn(unsigned char **ntmode, msg_t *msg, int type, int plan, ch
 	strncpy((char *)p+3, (char *)number, strlen((char *)number));
 }
 
-void dec_ie_called_pn(unsigned char *p, Q931_info_t *qi, int *type, int *plan, char *number, int number_len, int nt, struct misdn_bchannel *bc)
+static void dec_ie_called_pn(unsigned char *p, Q931_info_t *qi, int *type, int *plan, char *number, int number_len, int nt, struct misdn_bchannel *bc)
 {
 	*type = -1;
 	*plan = -1;
@@ -400,7 +405,7 @@ void dec_ie_called_pn(unsigned char *p, Q931_info_t *qi, int *type, int *plan, c
 
 
 /* IE_CALLING_PN */
-void enc_ie_calling_pn(unsigned char **ntmode, msg_t *msg, int type, int plan, int present, int screen, char *number, int nt, struct misdn_bchannel *bc)
+static void enc_ie_calling_pn(unsigned char **ntmode, msg_t *msg, int type, int plan, int present, int screen, char *number, int nt, struct misdn_bchannel *bc)
 {
 	unsigned char *p;
 	Q931_info_t *qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN);
@@ -455,7 +460,7 @@ void enc_ie_calling_pn(unsigned char **ntmode, msg_t *msg, int type, int plan, i
 	}
 }
 
-void dec_ie_calling_pn(unsigned char *p, Q931_info_t *qi, int *type, int *plan, int *present, int *screen, char *number, int number_len, int nt, struct misdn_bchannel *bc)
+static void dec_ie_calling_pn(unsigned char *p, Q931_info_t *qi, int *type, int *plan, int *present, int *screen, char *number, int number_len, int nt, struct misdn_bchannel *bc)
 {
 	*type = -1;
 	*plan = -1;
@@ -502,7 +507,7 @@ void dec_ie_calling_pn(unsigned char *p, Q931_info_t *qi, int *type, int *plan,
 
 
 /* IE_CONNECTED_PN */
-void enc_ie_connected_pn(unsigned char **ntmode, msg_t *msg, int type, int plan, int present, int screen, char *number, int nt, struct misdn_bchannel *bc)
+static void enc_ie_connected_pn(unsigned char **ntmode, msg_t *msg, int type, int plan, int present, int screen, char *number, int nt, struct misdn_bchannel *bc)
 {
 	unsigned char *p;
 	Q931_info_t *qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN);
@@ -557,7 +562,7 @@ void enc_ie_connected_pn(unsigned char **ntmode, msg_t *msg, int type, int plan,
 	}
 }
 
-void dec_ie_connected_pn(unsigned char *p, Q931_info_t *qi, int *type, int *plan, int *present, int *screen, char *number, int number_len, int nt, struct misdn_bchannel *bc)
+static void dec_ie_connected_pn(unsigned char *p, Q931_info_t *qi, int *type, int *plan, int *present, int *screen, char *number, int number_len, int nt, struct misdn_bchannel *bc)
 {
 	*type = -1;
 	*plan = -1;
@@ -601,7 +606,7 @@ void dec_ie_connected_pn(unsigned char *p, Q931_info_t *qi, int *type, int *plan
 
 
 /* IE_CAUSE */
-void enc_ie_cause(unsigned char **ntmode, msg_t *msg, int location, int cause, int nt, struct misdn_bchannel *bc)
+static void enc_ie_cause(unsigned char **ntmode, msg_t *msg, int location, int cause, int nt, struct misdn_bchannel *bc)
 {
 	unsigned char *p;
 	Q931_info_t *qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN);
@@ -631,7 +636,9 @@ void enc_ie_cause(unsigned char **ntmode, msg_t *msg, int location, int cause, i
 	p[2] = 0x80 + location;
 	p[3] = 0x80 + cause;
 }
-void enc_ie_cause_standalone(unsigned char **ntmode, msg_t *msg, int location, int cause, int nt, struct misdn_bchannel *bc)
+
+#if 0
+static void enc_ie_cause_standalone(unsigned char **ntmode, msg_t *msg, int location, int cause, int nt, struct misdn_bchannel *bc)
 {
 	unsigned char *p = msg_put(msg, 4);
 	Q931_info_t *qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN);
@@ -644,9 +651,9 @@ void enc_ie_cause_standalone(unsigned char **ntmode, msg_t *msg, int location, i
 	p[2] = 0x80 + location;
 	p[3] = 0x80 + cause;
 }
+#endif
 
-
-void dec_ie_cause(unsigned char *p, Q931_info_t *qi, int *location, int *cause, int nt, struct misdn_bchannel *bc)
+static void dec_ie_cause(unsigned char *p, Q931_info_t *qi, int *location, int *cause, int nt, struct misdn_bchannel *bc)
 {
 	*location = -1;
 	*cause = -1;
@@ -673,7 +680,7 @@ void dec_ie_cause(unsigned char *p, Q931_info_t *qi, int *location, int *cause,
 
 
 /* IE_CHANNEL_ID */
-void enc_ie_channel_id(unsigned char **ntmode, msg_t *msg, int exclusive, int channel, int nt, struct misdn_bchannel *bc)
+static void enc_ie_channel_id(unsigned char **ntmode, msg_t *msg, int exclusive, int channel, int nt, struct misdn_bchannel *bc)
 {
 	unsigned char *p;
 	Q931_info_t *qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN);
@@ -748,7 +755,7 @@ void enc_ie_channel_id(unsigned char **ntmode, msg_t *msg, int exclusive, int ch
 	}
 }
 
-void dec_ie_channel_id(unsigned char *p, Q931_info_t *qi, int *exclusive, int *channel, int nt, struct misdn_bchannel *bc)
+static void dec_ie_channel_id(unsigned char *p, Q931_info_t *qi, int *exclusive, int *channel, int nt, struct misdn_bchannel *bc)
 {
 	struct misdn_stack *stack=get_stack_by_bc(bc);
 	int pri =stack->pri;
@@ -842,7 +849,7 @@ void dec_ie_channel_id(unsigned char *p, Q931_info_t *qi, int *exclusive, int *c
 
 
 /* IE_DATE */
-void enc_ie_date(unsigned char **ntmode, msg_t *msg, time_t ti, int nt, struct misdn_bchannel *bc)
+static void enc_ie_date(unsigned char **ntmode, msg_t *msg, time_t ti, int nt, struct misdn_bchannel *bc)
 {
 	unsigned char *p;
 	Q931_info_t *qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN);
@@ -876,7 +883,7 @@ void enc_ie_date(unsigned char **ntmode, msg_t *msg, time_t ti, int nt, struct m
 
 
 /* IE_DISPLAY */
-void enc_ie_display(unsigned char **ntmode, msg_t *msg, char *display, int nt, struct misdn_bchannel *bc)
+static void enc_ie_display(unsigned char **ntmode, msg_t *msg, char *display, int nt, struct misdn_bchannel *bc)
 {
 	unsigned char *p;
 	Q931_info_t *qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN);
@@ -907,7 +914,8 @@ void enc_ie_display(unsigned char **ntmode, msg_t *msg, char *display, int nt, s
 	strncpy((char *)p+2, (char *)display, strlen((char *)display));
 }
 
-void dec_ie_display(unsigned char *p, Q931_info_t *qi, char *display, int display_len, int nt, struct misdn_bchannel *bc)
+#if 0
+static void dec_ie_display(unsigned char *p, Q931_info_t *qi, char *display, int display_len, int nt, struct misdn_bchannel *bc)
 {
 	*display = '\0';
 
@@ -929,10 +937,11 @@ void dec_ie_display(unsigned char *p, Q931_info_t *qi, char *display, int displa
 
 	if (MISDN_IE_DEBG) printf("    display='%s'\n", display);
 }
-
+#endif
 
 /* IE_KEYPAD */
-void enc_ie_keypad(unsigned char **ntmode, msg_t *msg, char *keypad, int nt, struct misdn_bchannel *bc)
+#if 0
+static void enc_ie_keypad(unsigned char **ntmode, msg_t *msg, char *keypad, int nt, struct misdn_bchannel *bc)
 {
 	unsigned char *p;
 	Q931_info_t *qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN);
@@ -956,8 +965,9 @@ void enc_ie_keypad(unsigned char **ntmode, msg_t *msg, char *keypad, int nt, str
 	p[1] = l;
 	strncpy((char *)p+2, (char *)keypad, strlen((char *)keypad));
 }
+#endif
 
-void dec_ie_keypad(unsigned char *p, Q931_info_t *qi, char *keypad, int keypad_len, int nt, struct misdn_bchannel *bc)
+static void dec_ie_keypad(unsigned char *p, Q931_info_t *qi, char *keypad, int keypad_len, int nt, struct misdn_bchannel *bc)
 {
 	*keypad = '\0';
 
@@ -982,7 +992,8 @@ void dec_ie_keypad(unsigned char *p, Q931_info_t *qi, char *keypad, int keypad_l
 
 
 /* IE_NOTIFY */
-void enc_ie_notify(unsigned char **ntmode, msg_t *msg, int notify, int nt, struct misdn_bchannel *bc)
+#if 0
+static void enc_ie_notify(unsigned char **ntmode, msg_t *msg, int notify, int nt, struct misdn_bchannel *bc)
 {
 	unsigned char *p;
 	Q931_info_t *qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN);
@@ -1006,8 +1017,10 @@ void enc_ie_notify(unsigned char **ntmode, msg_t *msg, int notify, int nt, struc
 	p[1] = l;
 	p[2] = 0x80 + notify;
 }
+#endif
 
-void dec_ie_notify(unsigned char *p, Q931_info_t *qi, int *notify, int nt, struct misdn_bchannel *bc)
+#if 0
+static void dec_ie_notify(unsigned char *p, Q931_info_t *qi, int *notify, int nt, struct misdn_bchannel *bc)
 {
 	*notify = -1;
 
@@ -1029,10 +1042,11 @@ void dec_ie_notify(unsigned char *p, Q931_info_t *qi, int *notify, int nt, struc
 
 	if (MISDN_IE_DEBG) printf("    notify=%d\n", *notify);
 }
+#endif
 
 
 /* IE_PROGRESS */
-void enc_ie_progress(unsigned char **ntmode, msg_t *msg, int coding, int location, int progress, int nt, struct misdn_bchannel *bc)
+static void enc_ie_progress(unsigned char **ntmode, msg_t *msg, int coding, int location, int progress, int nt, struct misdn_bchannel *bc)
 {
 	unsigned char *p;
 	Q931_info_t *qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN);
@@ -1068,7 +1082,7 @@ void enc_ie_progress(unsigned char **ntmode, msg_t *msg, int coding, int locatio
 	p[3] = 0x80 + progress;
 }
 
-void dec_ie_progress(unsigned char *p, Q931_info_t *qi, int *coding, int *location, int *progress, int nt, struct misdn_bchannel *bc)
+static void dec_ie_progress(unsigned char *p, Q931_info_t *qi, int *coding, int *location, int *progress, int nt, struct misdn_bchannel *bc)
 {
 	*coding = -1;
 	*location = -1;
@@ -1098,7 +1112,7 @@ void dec_ie_progress(unsigned char *p, Q931_info_t *qi, int *coding, int *locati
 
 
 /* IE_REDIR_NR (redirecting = during MT_SETUP) */
-void enc_ie_redir_nr(unsigned char **ntmode, msg_t *msg, int type, int plan, int present, int screen, int reason, char *number, int nt, struct misdn_bchannel *bc)
+static void enc_ie_redir_nr(unsigned char **ntmode, msg_t *msg, int type, int plan, int present, int screen, int reason, char *number, int nt, struct misdn_bchannel *bc)
 {
 	unsigned char *p;
 	Q931_info_t *qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN);
@@ -1172,7 +1186,7 @@ void enc_ie_redir_nr(unsigned char **ntmode, msg_t *msg, int type, int plan, int
 	}
 }
 
-void dec_ie_redir_nr(unsigned char *p, Q931_info_t *qi, int *type, int *plan, int *present, int *screen, int *reason, char *number, int number_len, int nt, struct misdn_bchannel *bc)
+static void dec_ie_redir_nr(unsigned char *p, Q931_info_t *qi, int *type, int *plan, int *present, int *screen, int *reason, char *number, int number_len, int nt, struct misdn_bchannel *bc)
 {
 	*type = -1;
 	*plan = -1;
@@ -1219,7 +1233,8 @@ void dec_ie_redir_nr(unsigned char *p, Q931_info_t *qi, int *type, int *plan, in
 
 
 /* IE_REDIR_DN (redirection = during MT_NOTIFY) */
-void enc_ie_redir_dn(unsigned char **ntmode, msg_t *msg, int type, int plan, int present, char *number, int nt, struct misdn_bchannel *bc)
+#if 0
+static void enc_ie_redir_dn(unsigned char **ntmode, msg_t *msg, int type, int plan, int present, char *number, int nt, struct misdn_bchannel *bc)
 {
 	unsigned char *p;
 /* 	Q931_info_t *qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN); */
@@ -1269,8 +1284,10 @@ void enc_ie_redir_dn(unsigned char **ntmode, msg_t *msg, int type, int plan, int
 			strncpy((char *)p+3, (char *)number, strlen((char *)number));
 	}
 }
+#endif
 
-void dec_ie_redir_dn(unsigned char *p, Q931_info_t *qi, int *type, int *plan, int *present, char *number, int number_len, int nt, struct misdn_bchannel *bc)
+#if 0
+static void dec_ie_redir_dn(unsigned char *p, Q931_info_t *qi, int *type, int *plan, int *present, char *number, int number_len, int nt, struct misdn_bchannel *bc)
 {
 	*type = -1;
 	*plan = -1;
@@ -1305,11 +1322,12 @@ void dec_ie_redir_dn(unsigned char *p, Q931_info_t *qi, int *type, int *plan, in
 
 	if (MISDN_IE_DEBG) printf("    type=%d plan=%d present=%d number='%s'\n", *type, *plan, *present, number);
 }
-
+#endif
 
 
 /* IE_USERUSER */
-void enc_ie_useruser(unsigned char **ntmode, msg_t *msg, int protocol, char *user, int user_len, int nt, struct misdn_bchannel *bc)
+#if 0
+static void enc_ie_useruser(unsigned char **ntmode, msg_t *msg, int protocol, char *user, int user_len, int nt, struct misdn_bchannel *bc)
 {
 	unsigned char *p;
 	Q931_info_t *qi = (Q931_info_t *)(msg->data + mISDN_HEADER_LEN);
@@ -1348,8 +1366,10 @@ void enc_ie_useruser(unsigned char **ntmode, msg_t *msg, int protocol, char *use
 	p[2] = 0x80 + protocol;
 	memcpy(p+3, user, user_len);
 }
+#endif
 
-void dec_ie_useruser(unsigned char *p, Q931_info_t *qi, int *protocol, char *user, int *user_len, int nt, struct misdn_bchannel *bc)
+#if 0
+static void dec_ie_useruser(unsigned char *p, Q931_info_t *qi, int *protocol, char *user, int *user_len, int nt, struct misdn_bchannel *bc)
 {
 	char debug[768];
 	int i;
@@ -1382,7 +1402,5 @@ void dec_ie_useruser(unsigned char *p, Q931_info_t *qi, int *protocol, char *use
 		
 	if (MISDN_IE_DEBG) printf("    protocol=%d user-user%s\n", *protocol, debug);
 }
-
-
-
+#endif
 
diff --git a/channels/misdn/isdn_lib.c b/channels/misdn/isdn_lib.c
index ea38592bd..b0d2fbe9d 100644
--- a/channels/misdn/isdn_lib.c
+++ b/channels/misdn/isdn_lib.c
@@ -13,9 +13,11 @@
 
 
 #include <syslog.h>
-#include "isdn_lib_intern.h"
 #include <mISDNuser/isdn_debug.h>
 
+#include "isdn_lib_intern.h"
+#include "isdn_lib.h"
+
 void misdn_join_conf(struct misdn_bchannel *bc, int conf_id);
 void misdn_split_conf(struct misdn_bchannel *bc, int conf_id);
 
@@ -232,11 +234,6 @@ void manager_clean_bc(struct misdn_bchannel *bc );
 void manager_bchannel_setup (struct misdn_bchannel *bc);
 void manager_bchannel_cleanup (struct misdn_bchannel *bc);
 
-int isdn_msg_get_index(struct isdn_msg msgs[], msg_t *frm, int nt);
-enum event_e isdn_msg_get_event(struct isdn_msg msgs[], msg_t *frm, int nt);
-int isdn_msg_parse_event(struct isdn_msg msgs[], msg_t *frm, struct misdn_bchannel *bc, int nt);
-char * isdn_get_info(struct isdn_msg msgs[], enum event_e event, int nt);
-msg_t * isdn_msg_build_event(struct isdn_msg msgs[], struct misdn_bchannel *bc, enum event_e event, int nt);
 void ec_chunk( struct misdn_bchannel *bc, unsigned char *rxchunk, unsigned char *txchunk, int chunk_size);
 	/* end */
 int bchdev_echocancel_activate(struct misdn_bchannel* dev);
@@ -275,7 +272,7 @@ static char *bearer2str(int cap) {
 
 static char flip_table[256];
 
-void init_flip_bits(void)
+static void init_flip_bits(void)
 {
 	int i,k;
 	
@@ -288,7 +285,7 @@ void init_flip_bits(void)
 	}
 }
 
-char * flip_buf_bits ( char * buf , int len)
+static char * flip_buf_bits ( char * buf , int len)
 {
 	int i;
 	char * start = buf;
@@ -303,7 +300,7 @@ char * flip_buf_bits ( char * buf , int len)
 
 
 
-msg_t *create_l2msg(int prim, int dinfo, int size) /* NT only */
+static msg_t *create_l2msg(int prim, int dinfo, int size) /* NT only */
 {
 	int i = 0;
 	msg_t *dmsg;
@@ -364,7 +361,7 @@ msg_t *create_l3msg(int prim, int mt, int dinfo, int size, int ntmode)
 }
 
 
-int send_msg (int midev, struct misdn_bchannel *bc, msg_t *dmsg)
+static int send_msg (int midev, struct misdn_bchannel *bc, msg_t *dmsg)
 {
 	iframe_t *frm;
 	frm = (iframe_t *)dmsg->data;
@@ -417,7 +414,7 @@ int misdn_inband_avail(struct misdn_bchannel *bc)
 }
 
 
-void dump_chan_list(struct misdn_stack *stack)
+static void dump_chan_list(struct misdn_stack *stack)
 {
 	int i;
 
@@ -460,7 +457,7 @@ static int find_free_chan_in_stack(struct misdn_stack *stack, struct misdn_bchan
 	return 0;
 }
 
-int empty_chan_in_stack(struct misdn_stack *stack, int channel)
+static int empty_chan_in_stack(struct misdn_stack *stack, int channel)
 {
 	if (channel<=0) {
 		cb_log(0,stack?stack->port:0, "empty_chan_inst_stack: cannot empty channel %d\n",channel);
@@ -521,7 +518,7 @@ void bc_state_change(struct misdn_bchannel *bc, enum bchannel_state state)
 	}
 }
 
-void bc_next_state_change(struct misdn_bchannel *bc, enum bchannel_state state)
+static void bc_next_state_change(struct misdn_bchannel *bc, enum bchannel_state state)
 {
 	cb_log(5,bc->port,"BC_NEXT_STATE_CHANGE: from:%s to:%s\n",
 	       bc_state2str(bc->next_bc_state),
@@ -531,7 +528,7 @@ void bc_next_state_change(struct misdn_bchannel *bc, enum bchannel_state state)
 }
 
 
-void empty_bc(struct misdn_bchannel *bc)
+static void empty_bc(struct misdn_bchannel *bc)
 {
 	bc->bframe_len=0;
 	
@@ -624,7 +621,7 @@ void empty_bc(struct misdn_bchannel *bc)
 }
 
 
-int clean_up_bc(struct misdn_bchannel *bc)
+static int clean_up_bc(struct misdn_bchannel *bc)
 {
 	int ret=0;
 	unsigned char buff[32];
@@ -667,7 +664,7 @@ int clean_up_bc(struct misdn_bchannel *bc)
 
 
 
-void clear_l3(struct misdn_stack *stack)
+static void clear_l3(struct misdn_stack *stack)
 {
 	int i;
 
@@ -682,7 +679,7 @@ void clear_l3(struct misdn_stack *stack)
 	} 
 }
 
-int set_chan_in_stack(struct misdn_stack *stack, int channel)
+static int set_chan_in_stack(struct misdn_stack *stack, int channel)
 {
 
 	cb_log(4,stack->port,"set_chan_in_stack: %d\n",channel);
@@ -695,21 +692,22 @@ int set_chan_in_stack(struct misdn_stack *stack, int channel)
 	return 0;
 }
 
-int chan_in_stack_free(struct misdn_stack *stack, int channel)
+#if 0
+static int chan_in_stack_free(struct misdn_stack *stack, int channel)
 {
 	if (stack->channels[channel-1])
 		return 0;
   
 	return 1;
 }
-
+#endif
 
 
 static int newteid=0;
 
 #define MAXPROCS 0x100
 
-int misdn_lib_get_l1_down(struct misdn_stack *stack)
+static int misdn_lib_get_l1_down(struct misdn_stack *stack)
 {
 	/* Pull Up L1 */ 
 	iframe_t act;
@@ -726,7 +724,7 @@ int misdn_lib_get_l1_down(struct misdn_stack *stack)
 }
 
 
-int misdn_lib_get_l2_down(struct misdn_stack *stack)
+static int misdn_lib_get_l2_down(struct misdn_stack *stack)
 {
 	
 	if (stack->ptp && (stack->nt) ) {
@@ -752,7 +750,7 @@ int misdn_lib_get_l2_down(struct misdn_stack *stack)
 }
 
 
-int misdn_lib_get_l1_up(struct misdn_stack *stack)
+static int misdn_lib_get_l1_up(struct misdn_stack *stack)
 {
 	/* Pull Up L1 */ 
 	iframe_t act;
@@ -792,7 +790,8 @@ int misdn_lib_get_l2_up(struct misdn_stack *stack)
 	return 0;
 }
 
-int misdn_lib_get_l2_te_ptp_up(struct misdn_stack *stack)
+#if 0
+static int misdn_lib_get_l2_te_ptp_up(struct misdn_stack *stack)
 {
 	iframe_t act;
 		
@@ -804,9 +803,9 @@ int misdn_lib_get_l2_te_ptp_up(struct misdn_stack *stack)
 	return mISDN_write(stack->midev, &act, mISDN_HEADER_LEN+act.len, TIMEOUT_1SEC);
 	return 0;
 }
+#endif
 
-
-int misdn_lib_get_short_status(struct misdn_stack *stack)
+static int misdn_lib_get_short_status(struct misdn_stack *stack)
 {
 	iframe_t act;
 	
@@ -1342,7 +1341,7 @@ void stack_destroy(struct misdn_stack* stack)
 }
 
 
-struct misdn_stack * find_stack_by_addr(int  addr)
+static struct misdn_stack * find_stack_by_addr(int  addr)
 {
 	struct misdn_stack *stack;
 	
@@ -1357,7 +1356,7 @@ struct misdn_stack * find_stack_by_addr(int  addr)
 }
 
 
-struct misdn_stack * find_stack_by_port(int port)
+static struct misdn_stack * find_stack_by_port(int port)
 {
 	struct misdn_stack *stack;
   
@@ -1369,7 +1368,7 @@ struct misdn_stack * find_stack_by_port(int port)
 	return NULL;
 }
 
-struct misdn_stack * find_stack_by_mgr(manager_t* mgr_nt)
+static struct misdn_stack * find_stack_by_mgr(manager_t* mgr_nt)
 {
 	struct misdn_stack *stack;
   
@@ -1381,7 +1380,7 @@ struct misdn_stack * find_stack_by_mgr(manager_t* mgr_nt)
 	return NULL;
 }
 
-struct misdn_bchannel *find_bc_by_masked_l3id(struct misdn_stack *stack, unsigned long l3id, unsigned long mask)
+static struct misdn_bchannel *find_bc_by_masked_l3id(struct misdn_stack *stack, unsigned long l3id, unsigned long mask)
 {
 	int i;
 	for (i=0; i<stack->b_num; i++) {
@@ -1400,7 +1399,7 @@ struct misdn_bchannel *find_bc_by_l3id(struct misdn_stack *stack, unsigned long
 	return stack_holder_find(stack,l3id);
 }
 
-struct misdn_bchannel *find_bc_holded(struct misdn_stack *stack)
+static struct misdn_bchannel *find_bc_holded(struct misdn_stack *stack)
 {
 	int i;
 	for (i=0; i<stack->b_num; i++) {
@@ -1410,7 +1409,7 @@ struct misdn_bchannel *find_bc_holded(struct misdn_stack *stack)
 }
 
 
-struct misdn_bchannel *find_bc_by_addr(unsigned long addr)
+static struct misdn_bchannel *find_bc_by_addr(unsigned long addr)
 {
 	struct misdn_stack* stack;
 	int i;
@@ -1434,7 +1433,7 @@ struct misdn_bchannel *find_bc_by_addr(unsigned long addr)
 }
 
 
-struct misdn_bchannel *find_bc_by_channel(int port, int channel)
+static struct misdn_bchannel *find_bc_by_channel(int port, int channel)
 {
 	struct misdn_stack* stack=find_stack_by_port(port);
 	int i;
@@ -1454,7 +1453,7 @@ struct misdn_bchannel *find_bc_by_channel(int port, int channel)
 
 
 
-int handle_event ( struct misdn_bchannel *bc, enum event_e event, iframe_t *frm)
+static int handle_event ( struct misdn_bchannel *bc, enum event_e event, iframe_t *frm)
 {
 	struct misdn_stack *stack=get_stack_by_bc(bc);
 	
@@ -1528,7 +1527,7 @@ int handle_event ( struct misdn_bchannel *bc, enum event_e event, iframe_t *frm)
 	return 0;
 }
 
-int handle_new_process(struct misdn_stack *stack, iframe_t *frm)
+static int handle_new_process(struct misdn_stack *stack, iframe_t *frm)
 {
   
 	struct misdn_bchannel* bc=misdn_lib_get_free_bc(stack->port, 0);
@@ -1544,7 +1543,7 @@ int handle_new_process(struct misdn_stack *stack, iframe_t *frm)
 	return 0;
 }
 
-int handle_cr ( struct misdn_stack *stack, iframe_t *frm)
+static int handle_cr ( struct misdn_stack *stack, iframe_t *frm)
 {
 	if (!stack) return -1;
   
@@ -2094,7 +2093,7 @@ handle_event_nt(void *dat, void *arg)
 }
 
 
-int handle_timers(msg_t* msg)
+static int handle_timers(msg_t* msg)
 {
 	iframe_t *frm= (iframe_t*)msg->data;
 	struct misdn_stack *stack; 
@@ -2235,7 +2234,7 @@ void misdn_tx_jitter(struct misdn_bchannel *bc, int len)
 	}
 }
 
-int handle_bchan(msg_t *msg)
+static int handle_bchan(msg_t *msg)
 {
 	iframe_t *frm= (iframe_t*)msg->data;
 
@@ -2497,7 +2496,7 @@ int handle_bchan(msg_t *msg)
 
 
 
-int handle_frm_nt(msg_t *msg)
+static int handle_frm_nt(msg_t *msg)
 {
 	iframe_t *frm= (iframe_t*)msg->data;
 	struct misdn_stack *stack;
@@ -2532,7 +2531,7 @@ int handle_frm_nt(msg_t *msg)
 }
 
 
-int handle_frm(msg_t *msg)
+static int handle_frm(msg_t *msg)
 {
 	iframe_t *frm = (iframe_t*) msg->data;
 	
@@ -2630,7 +2629,7 @@ handle_frm_bc:
 }
 
 
-int handle_l1(msg_t *msg)
+static int handle_l1(msg_t *msg)
 {
 	iframe_t *frm = (iframe_t*) msg->data;
 	struct misdn_stack *stack = find_stack_by_addr(frm->addr);
@@ -2700,7 +2699,7 @@ int handle_l1(msg_t *msg)
 	return 0;
 }
 
-int handle_l2(msg_t *msg)
+static int handle_l2(msg_t *msg)
 {
 	iframe_t *frm = (iframe_t*) msg->data;
 
@@ -2747,7 +2746,7 @@ int handle_l2(msg_t *msg)
 	return 0;
 }
 
-int handle_mgmt(msg_t *msg)
+static int handle_mgmt(msg_t *msg)
 {
 	iframe_t *frm = (iframe_t*) msg->data;
 
@@ -2824,7 +2823,7 @@ int handle_mgmt(msg_t *msg)
 }
 
 
-msg_t *fetch_msg(int midev) 
+static msg_t *fetch_msg(int midev) 
 {
 	msg_t *msg=alloc_msg(MAX_MSG_SIZE);
 	int r;
@@ -3012,7 +3011,7 @@ struct misdn_bchannel *manager_find_bc_holded(struct misdn_bchannel* bc)
 
 
 
-void prepare_bc(struct misdn_bchannel*bc, int channel)
+static void prepare_bc(struct misdn_bchannel*bc, int channel)
 {
 	bc->channel = channel;
 	bc->channel_preselected = channel?1:0;
@@ -3080,7 +3079,8 @@ struct misdn_bchannel* misdn_lib_get_free_bc(int port, int channel)
 }
 
 
-char *fac2str (enum FacFunction func) {
+static char *fac2str (enum FacFunction func)
+{
 	struct arr_el { 
 		enum FacFunction p; 
 		char *s ; 
@@ -3329,7 +3329,7 @@ int misdn_lib_send_event(struct misdn_bchannel *bc, enum event_e event )
 }
 
 
-int handle_err(msg_t *msg)
+static int handle_err(msg_t *msg)
 {
 	iframe_t *frm = (iframe_t*) msg->data;
 
@@ -3412,8 +3412,9 @@ int handle_err(msg_t *msg)
 	return 0;
 }
 
-
-int queue_l2l3(msg_t *msg) {
+#if 0
+static int queue_l2l3(msg_t *msg)
+{
 	iframe_t *frm= (iframe_t*)msg->data;
 	struct misdn_stack *stack;
 	stack=find_stack_by_addr( frm->addr );
@@ -3427,6 +3428,7 @@ int queue_l2l3(msg_t *msg) {
 	sem_post(&glob_mgr->new_msg);
 	return 1;
 }
+#endif
 
 int manager_isdn_handler(iframe_t *frm ,msg_t *msg)
 {  
@@ -3578,7 +3580,7 @@ int misdn_lib_port_restart(int port)
 
 sem_t handler_started; 
 
-void manager_event_handler(void *arg)
+static void manager_event_handler(void *arg)
 {
 	sem_post(&handler_started); 
 	while (1) {
@@ -4261,7 +4263,7 @@ void misdn_lib_bridge( struct misdn_bchannel * bc1, struct misdn_bchannel *bc2)
 	};
 	struct misdn_bchannel **bc;
 		
-	for (bc=bc_list; *bc;  *bc++) { 
+	for (bc=bc_list; *bc;  bc++) { 
 		(*bc)->conf_id=conf_id;
 		cb_log(1, (*bc)->port, " --> bc_addr:%x\n",(*bc)->addr);
 	
@@ -4284,7 +4286,7 @@ void misdn_lib_split_bridge( struct misdn_bchannel * bc1, struct misdn_bchannel
 	};
 	struct misdn_bchannel **bc;
 		
-	for (bc=bc_list; *bc;  *bc++) { 
+	for (bc=bc_list; *bc;  bc++) { 
 		if ( (*bc)->bc_state == BCHAN_BRIDGED){
 			misdn_split_conf( *bc, (*bc)->conf_id);
 		} else {
diff --git a/channels/misdn/isdn_lib.h b/channels/misdn/isdn_lib.h
index 1d38bb4fa..d849a7ce8 100644
--- a/channels/misdn/isdn_lib.h
+++ b/channels/misdn/isdn_lib.h
@@ -458,5 +458,4 @@ char *bc_state2str(enum bchannel_state state);
 void bc_state_change(struct misdn_bchannel *bc, enum bchannel_state state);
 
 
-
 #endif
diff --git a/channels/misdn/isdn_lib_intern.h b/channels/misdn/isdn_lib_intern.h
index 6dbc3afb7..86d95a9fe 100644
--- a/channels/misdn/isdn_lib_intern.h
+++ b/channels/misdn/isdn_lib_intern.h
@@ -11,7 +11,6 @@
 
 #include "isdn_lib.h"
 
-
 #if !defined MISDNUSER_VERSION_CODE || (MISDNUSER_VERSION_CODE < MISDNUSER_VERSION(1, 0, 3))
 #error "You need a newer version of mISDNuser ..."
 #endif
@@ -104,6 +103,13 @@ struct misdn_stack {
 
 struct misdn_stack* get_stack_by_bc(struct misdn_bchannel *bc);
 
+int isdn_msg_get_index(struct isdn_msg msgs[], msg_t *frm, int nt);
+enum event_e isdn_msg_get_event(struct isdn_msg msgs[], msg_t *frm, int nt);
+int isdn_msg_parse_event(struct isdn_msg msgs[], msg_t *frm, struct misdn_bchannel *bc, int nt);
+char * isdn_get_info(struct isdn_msg msgs[], enum event_e event, int nt);
+msg_t * isdn_msg_build_event(struct isdn_msg msgs[], struct misdn_bchannel *bc, enum event_e event, int nt);
+int isdn_msg_get_index_by_event(struct isdn_msg msgs[], enum event_e event, int nt);
+char * isdn_msg_get_info(struct isdn_msg msgs[], msg_t *msg, int nt);
 
 
 #endif
diff --git a/channels/misdn/isdn_msg_parser.c b/channels/misdn/isdn_msg_parser.c
index a7fbf4e79..4179d8e60 100644
--- a/channels/misdn/isdn_msg_parser.c
+++ b/channels/misdn/isdn_msg_parser.c
@@ -20,7 +20,8 @@
 #include "ie.c"
 
 
-void set_channel(struct misdn_bchannel *bc, int channel) {
+static void set_channel(struct misdn_bchannel *bc, int channel)
+{
 
 	cb_log(3,bc->port,"set_channel: bc->channel:%d channel:%d\n", bc->channel, channel);
 	
@@ -47,7 +48,7 @@ void set_channel(struct misdn_bchannel *bc, int channel) {
 	}
 }
 
-void parse_proceeding (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_proceeding (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	CALL_PROCEEDING_t *proceeding=(CALL_PROCEEDING_t*)((unsigned long)msg->data+ HEADER_LEN);
@@ -68,7 +69,7 @@ void parse_proceeding (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel
 	printf("Parsing PROCEEDING Msg\n"); 
 #endif
 }
-msg_t *build_proceeding (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt)
+static msg_t *build_proceeding (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt)
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	CALL_PROCEEDING_t *proceeding;
@@ -88,7 +89,7 @@ msg_t *build_proceeding (struct isdn_msg msgs[], struct misdn_bchannel *bc, int
 	return msg; 
 }
 
-void parse_alerting (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_alerting (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN; 
 	ALERTING_t *alerting=(ALERTING_t*)((unsigned long)(msg->data+HEADER_LEN));
@@ -102,7 +103,8 @@ void parse_alerting (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *
 
  
 }
-msg_t *build_alerting (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_alerting (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	ALERTING_t *alerting;
@@ -121,7 +123,7 @@ msg_t *build_alerting (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt
 }
 
 
-void parse_progress (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_progress (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	PROGRESS_t *progress=(PROGRESS_t*)((unsigned long)(msg->data+HEADER_LEN)); 
@@ -134,7 +136,7 @@ void parse_progress (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *
 #endif
 }
 
-msg_t *build_progress (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+static msg_t *build_progress (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	PROGRESS_t *progress;
@@ -148,7 +150,7 @@ msg_t *build_progress (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt
 	return msg; 
 }
 
-void parse_setup (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_setup (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 { 
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	SETUP_t *setup= (SETUP_t*)((unsigned long)msg->data+HEADER_LEN);
@@ -256,7 +258,7 @@ void parse_setup (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc,
 }
 
 #define ANY_CHANNEL 0xff /* IE attribut for 'any channel' */
-msg_t *build_setup (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+static msg_t *build_setup (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	SETUP_t *setup;
@@ -331,7 +333,7 @@ msg_t *build_setup (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt)
 	return msg; 
 }
 
-void parse_connect (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_connect (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	CONNECT_t *connect=(CONNECT_t*)((unsigned long)(msg->data+HEADER_LEN));
@@ -353,7 +355,8 @@ void parse_connect (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *b
 	printf("Parsing CONNECT Msg\n"); 
 #endif
 }
-msg_t *build_connect (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_connect (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	CONNECT_t *connect;
@@ -380,7 +383,7 @@ msg_t *build_connect (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt)
 	return msg; 
 }
 
-void parse_setup_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_setup_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	SETUP_ACKNOWLEDGE_t *setup_acknowledge=(SETUP_ACKNOWLEDGE_t*)((unsigned long)(msg->data+HEADER_LEN));
@@ -400,7 +403,8 @@ void parse_setup_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_b
 
  
 }
-msg_t *build_setup_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_setup_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	SETUP_ACKNOWLEDGE_t *setup_acknowledge;
@@ -419,7 +423,7 @@ msg_t *build_setup_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *b
 	return msg; 
 }
 
-void parse_connect_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_connect_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 #if DEBUG 
 	printf("Parsing CONNECT_ACKNOWLEDGE Msg\n"); 
@@ -427,7 +431,8 @@ void parse_connect_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn
 
  
 }
-msg_t *build_connect_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_connect_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	CONNECT_ACKNOWLEDGE_t *connect_acknowledge;
@@ -443,7 +448,7 @@ msg_t *build_connect_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel
 	return msg; 
 }
 
-void parse_user_information (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_user_information (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 #if DEBUG 
 	printf("Parsing USER_INFORMATION Msg\n"); 
@@ -451,7 +456,8 @@ void parse_user_information (struct isdn_msg msgs[], msg_t *msg, struct misdn_bc
 
  
 }
-msg_t *build_user_information (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_user_information (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	USER_INFORMATION_t *user_information;
@@ -465,7 +471,7 @@ msg_t *build_user_information (struct isdn_msg msgs[], struct misdn_bchannel *bc
 	return msg; 
 }
 
-void parse_suspend_reject (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_suspend_reject (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 #if DEBUG 
 	printf("Parsing SUSPEND_REJECT Msg\n"); 
@@ -473,7 +479,8 @@ void parse_suspend_reject (struct isdn_msg msgs[], msg_t *msg, struct misdn_bcha
 
  
 }
-msg_t *build_suspend_reject (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_suspend_reject (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	SUSPEND_REJECT_t *suspend_reject;
@@ -487,7 +494,7 @@ msg_t *build_suspend_reject (struct isdn_msg msgs[], struct misdn_bchannel *bc,
 	return msg; 
 }
 
-void parse_resume_reject (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_resume_reject (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 #if DEBUG 
 	printf("Parsing RESUME_REJECT Msg\n"); 
@@ -495,7 +502,8 @@ void parse_resume_reject (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchan
 
  
 }
-msg_t *build_resume_reject (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_resume_reject (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	RESUME_REJECT_t *resume_reject;
@@ -509,7 +517,7 @@ msg_t *build_resume_reject (struct isdn_msg msgs[], struct misdn_bchannel *bc, i
 	return msg; 
 }
 
-void parse_hold (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_hold (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 #if DEBUG 
 	printf("Parsing HOLD Msg\n"); 
@@ -517,7 +525,8 @@ void parse_hold (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc,
 
  
 }
-msg_t *build_hold (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_hold (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	HOLD_t *hold;
@@ -531,7 +540,7 @@ msg_t *build_hold (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt)
 	return msg; 
 }
 
-void parse_suspend (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_suspend (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 #if DEBUG 
 	printf("Parsing SUSPEND Msg\n"); 
@@ -539,7 +548,8 @@ void parse_suspend (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *b
 
  
 }
-msg_t *build_suspend (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_suspend (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	SUSPEND_t *suspend;
@@ -553,7 +563,7 @@ msg_t *build_suspend (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt)
 	return msg; 
 }
 
-void parse_resume (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_resume (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 #if DEBUG 
 	printf("Parsing RESUME Msg\n"); 
@@ -561,7 +571,8 @@ void parse_resume (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc
 
  
 }
-msg_t *build_resume (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_resume (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	RESUME_t *resume;
@@ -575,7 +586,7 @@ msg_t *build_resume (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt)
 	return msg; 
 }
 
-void parse_hold_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_hold_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 #if DEBUG 
 	printf("Parsing HOLD_ACKNOWLEDGE Msg\n"); 
@@ -583,7 +594,8 @@ void parse_hold_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bc
 
  
 }
-msg_t *build_hold_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_hold_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	HOLD_ACKNOWLEDGE_t *hold_acknowledge;
@@ -597,7 +609,7 @@ msg_t *build_hold_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc
 	return msg; 
 }
 
-void parse_suspend_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_suspend_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 #if DEBUG 
 	printf("Parsing SUSPEND_ACKNOWLEDGE Msg\n"); 
@@ -605,7 +617,8 @@ void parse_suspend_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn
 
  
 }
-msg_t *build_suspend_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_suspend_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	SUSPEND_ACKNOWLEDGE_t *suspend_acknowledge;
@@ -619,7 +632,7 @@ msg_t *build_suspend_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel
 	return msg; 
 }
 
-void parse_resume_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_resume_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 #if DEBUG 
 	printf("Parsing RESUME_ACKNOWLEDGE Msg\n"); 
@@ -627,7 +640,8 @@ void parse_resume_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_
 
  
 }
-msg_t *build_resume_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_resume_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	RESUME_ACKNOWLEDGE_t *resume_acknowledge;
@@ -641,7 +655,7 @@ msg_t *build_resume_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *
 	return msg; 
 }
 
-void parse_hold_reject (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_hold_reject (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 #if DEBUG 
 	printf("Parsing HOLD_REJECT Msg\n"); 
@@ -649,7 +663,8 @@ void parse_hold_reject (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchanne
 
  
 }
-msg_t *build_hold_reject (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_hold_reject (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	HOLD_REJECT_t *hold_reject;
@@ -663,7 +678,7 @@ msg_t *build_hold_reject (struct isdn_msg msgs[], struct misdn_bchannel *bc, int
 	return msg; 
 }
 
-void parse_retrieve (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_retrieve (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 #if DEBUG 
 	printf("Parsing RETRIEVE Msg\n"); 
@@ -671,7 +686,8 @@ void parse_retrieve (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *
 
  
 }
-msg_t *build_retrieve (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_retrieve (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	RETRIEVE_t *retrieve;
@@ -685,7 +701,7 @@ msg_t *build_retrieve (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt
 	return msg; 
 }
 
-void parse_retrieve_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_retrieve_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 #if DEBUG 
 	printf("Parsing RETRIEVE_ACKNOWLEDGE Msg\n"); 
@@ -693,7 +709,8 @@ void parse_retrieve_acknowledge (struct isdn_msg msgs[], msg_t *msg, struct misd
 
  
 }
-msg_t *build_retrieve_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_retrieve_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	RETRIEVE_ACKNOWLEDGE_t *retrieve_acknowledge;
@@ -708,7 +725,7 @@ msg_t *build_retrieve_acknowledge (struct isdn_msg msgs[], struct misdn_bchannel
 	return msg; 
 }
 
-void parse_retrieve_reject (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_retrieve_reject (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 #if DEBUG 
 	printf("Parsing RETRIEVE_REJECT Msg\n"); 
@@ -716,7 +733,8 @@ void parse_retrieve_reject (struct isdn_msg msgs[], msg_t *msg, struct misdn_bch
 
  
 }
-msg_t *build_retrieve_reject (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_retrieve_reject (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	RETRIEVE_REJECT_t *retrieve_reject;
@@ -730,7 +748,7 @@ msg_t *build_retrieve_reject (struct isdn_msg msgs[], struct misdn_bchannel *bc,
 	return msg; 
 }
 
-void parse_disconnect (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_disconnect (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	DISCONNECT_t *disconnect=(DISCONNECT_t*)((unsigned long)(msg->data+HEADER_LEN));
@@ -745,7 +763,8 @@ void parse_disconnect (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel
 
  
 }
-msg_t *build_disconnect (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_disconnect (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	DISCONNECT_t *disconnect;
@@ -762,7 +781,7 @@ msg_t *build_disconnect (struct isdn_msg msgs[], struct misdn_bchannel *bc, int
 	return msg; 
 }
 
-void parse_restart (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_restart (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	RESTART_t *restart=(RESTART_t*)((unsigned long)(msg->data+HEADER_LEN));
@@ -774,8 +793,9 @@ void parse_restart (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *b
 #endif
   
 	{
-		int  exclusive, channel;
+		int  exclusive, channel = 0;
 		dec_ie_channel_id(restart->CHANNEL_ID, (Q931_info_t *)restart, &exclusive, &bc->restart_channel, nt,bc);
+		/* XXX: this is broken... channel is not used */
 		if (channel==0xff) /* any channel */
 			channel=-1;
 		cb_log(3, stack->port, "CC_RESTART Request on channel:%d on this port.\n");
@@ -783,7 +803,8 @@ void parse_restart (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *b
   
  
 }
-msg_t *build_restart (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_restart (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	RESTART_t *restart;
@@ -797,7 +818,7 @@ msg_t *build_restart (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt)
 	return msg; 
 }
 
-void parse_release (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_release (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	RELEASE_t *release=(RELEASE_t*)((unsigned long)(msg->data+HEADER_LEN));
@@ -810,7 +831,8 @@ void parse_release (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *b
 
  
 }
-msg_t *build_release (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+
+static msg_t *build_release (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	RELEASE_t *release;
@@ -827,7 +849,7 @@ msg_t *build_release (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt)
 	return msg; 
 }
 
-void parse_release_complete (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_release_complete (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	RELEASE_COMPLETE_t *release_complete=(RELEASE_COMPLETE_t*)((unsigned long)(msg->data+HEADER_LEN));
@@ -859,7 +881,7 @@ void parse_release_complete (struct isdn_msg msgs[], msg_t *msg, struct misdn_bc
 #endif
 }
 
-msg_t *build_release_complete (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+static msg_t *build_release_complete (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	RELEASE_COMPLETE_t *release_complete;
@@ -875,7 +897,7 @@ msg_t *build_release_complete (struct isdn_msg msgs[], struct misdn_bchannel *bc
 	return msg; 
 }
 
-void parse_facility (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_facility (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt ? mISDNUSER_HEAD_SIZE : mISDN_HEADER_LEN;
 	FACILITY_t *facility = (FACILITY_t*)(msg->data+HEADER_LEN); 
@@ -902,7 +924,7 @@ void parse_facility (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *
 	}
 }
 
-msg_t *build_facility (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+static msg_t *build_facility (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int len,
 		HEADER_LEN = nt ? mISDNUSER_HEAD_SIZE : mISDN_HEADER_LEN;
@@ -938,14 +960,14 @@ msg_t *build_facility (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt
 	return msg; 
 }
 
-void parse_notify (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_notify (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 #if DEBUG 
 	printf("Parsing NOTIFY Msg\n"); 
 #endif
 }
 
-msg_t *build_notify (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+static msg_t *build_notify (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	NOTIFY_t *notify;
@@ -959,14 +981,14 @@ msg_t *build_notify (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt)
 	return msg; 
 }
 
-void parse_status_enquiry (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_status_enquiry (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 #if DEBUG 
 	printf("Parsing STATUS_ENQUIRY Msg\n"); 
 #endif
 }
 
-msg_t *build_status_enquiry (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+static msg_t *build_status_enquiry (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	STATUS_ENQUIRY_t *status_enquiry;
@@ -980,7 +1002,7 @@ msg_t *build_status_enquiry (struct isdn_msg msgs[], struct misdn_bchannel *bc,
 	return msg; 
 }
 
-void parse_information (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_information (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	INFORMATION_t *information=(INFORMATION_t*)((unsigned long)(msg->data+HEADER_LEN));
@@ -998,7 +1020,7 @@ void parse_information (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchanne
 #endif
 }
 
-msg_t *build_information (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+static msg_t *build_information (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	INFORMATION_t *information;
@@ -1023,7 +1045,7 @@ msg_t *build_information (struct isdn_msg msgs[], struct misdn_bchannel *bc, int
 	return msg; 
 }
 
-void parse_status (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_status (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	STATUS_t *status=(STATUS_t*)((unsigned long)(msg->data+HEADER_LEN));
@@ -1037,7 +1059,7 @@ void parse_status (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc
 #endif
 }
 
-msg_t *build_status (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+static msg_t *build_status (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	STATUS_t *status;
@@ -1051,14 +1073,14 @@ msg_t *build_status (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt)
 	return msg; 
 }
 
-void parse_timeout (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
+static void parse_timeout (struct isdn_msg msgs[], msg_t *msg, struct misdn_bchannel *bc, int nt) 
 {
 #if DEBUG 
 	printf("Parsing STATUS Msg\n"); 
 #endif 
 }
 
-msg_t *build_timeout (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
+static msg_t *build_timeout (struct isdn_msg msgs[], struct misdn_bchannel *bc, int nt) 
 {
 	int HEADER_LEN = nt?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
 	STATUS_t *status;
@@ -1269,4 +1291,3 @@ msg_t * isdn_msg_build_event(struct isdn_msg msgs[], struct misdn_bchannel *bc,
   
 	return  msgs[i].msg_builder(msgs, bc, nt);
 }
-