Added bridgin support for GSM and SIP
[lcr.git] / interface.c
index f8f7bdc..60e058f 100644 (file)
@@ -31,8 +31,7 @@ void default_out_channel(struct interface_port *ifport)
        ifport->out_channel = selchannel;
 
        /* additional channel selection for multipoint NT ports */
-       if (!ifport->mISDNport->ptp && ifport->mISDNport->ntmode)
-       {
+       if (!ifport->mISDNport->ptp && ifport->mISDNport->ntmode) {
                selchannelp = &(selchannel->next);
                selchannel = (struct select_channel *)MALLOC(sizeof(struct select_channel));
                memuse++;
@@ -77,10 +76,8 @@ static int get_number(char *value)
  * and return pointer to next element in buffer */
 static char *get_seperated(char *buffer)
 {
-       while(*buffer)
-       {
-               if (*buffer==',' || *buffer<=32) /* seperate */
-               {
+       while(*buffer) {
+               if (*buffer==',' || *buffer<=32) { /* seperate */
                        *buffer++ = '\0';
                        while((*buffer>'\0' && *buffer<=32) || *buffer==',')
                                buffer++;
@@ -99,8 +96,7 @@ static int inter_block(struct interface *interface, char *filename, int line, ch
        struct interface_port *ifport;
 
        /* port in chain ? */
-       if (!interface->ifport)
-       {
+       if (!interface->ifport) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects previous 'port' definition.\n", filename, line, parameter);
                return(-1);
        }
@@ -109,8 +105,7 @@ static int inter_block(struct interface *interface, char *filename, int line, ch
        while(ifport->next)
                ifport = ifport->next;
        /* add value */
-       if (value[0])
-       {
+       if (value[0]) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects no value.\n", filename, line, parameter);
                return(-1);
        }
@@ -119,26 +114,40 @@ static int inter_block(struct interface *interface, char *filename, int line, ch
 }
 static int inter_extension(struct interface *interface, char *filename, int line, char *parameter, char *value)
 {
-       if (value[0])
-       {
+       if (interface->external) {
+               SPRINT(interface_error, "Error in %s (line %d): parameter '%s' not allowed, because interface is external interface.\n", filename, line, parameter);
+               return(-1);
+       }
+       if (value[0]) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects no value.\n", filename, line, parameter);
                return(-1);
        }
        interface->extension = 1;
        return(0);
 }
+static int inter_extern(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+       if (interface->extension) {
+               SPRINT(interface_error, "Error in %s (line %d): parameter '%s' not allowed, because interface is an extension.\n", filename, line, parameter);
+               return(-1);
+       }
+       if (value[0]) {
+               SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects no value.\n", filename, line, parameter);
+               return(-1);
+       }
+       interface->external = 1;
+       return(0);
+}
 static int inter_ptp(struct interface *interface, char *filename, int line, char *parameter, char *value)
 {
        struct interface_port *ifport;
 
        /* port in chain ? */
-       if (!interface->ifport)
-       {
+       if (!interface->ifport) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects previous 'port' definition.\n", filename, line, parameter);
                return(-1);
        }
-       if (interface->ifport->ptmp)
-       {
+       if (interface->ifport->ptmp) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' previously ptmp was given.\n", filename, line, parameter);
                return(-1);
        }
@@ -147,8 +156,7 @@ static int inter_ptp(struct interface *interface, char *filename, int line, char
        while(ifport->next)
                ifport = ifport->next;
        /* add value */
-       if (value[0])
-       {
+       if (value[0]) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects no value.\n", filename, line, parameter);
                return(-1);
        }
@@ -161,13 +169,11 @@ static int inter_ptmp(struct interface *interface, char *filename, int line, cha
        struct interface_port *ifport;
 
        /* port in chain ? */
-       if (!interface->ifport)
-       {
+       if (!interface->ifport) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects previous 'port' definition.\n", filename, line, parameter);
                return(-1);
        }
-       if (interface->ifport->ptp)
-       {
+       if (interface->ifport->ptp) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' previously ptp was given.\n", filename, line, parameter);
                return(-1);
        }
@@ -176,8 +182,7 @@ static int inter_ptmp(struct interface *interface, char *filename, int line, cha
        while(ifport->next)
                ifport = ifport->next;
        /* add value */
-       if (value[0])
-       {
+       if (value[0]) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects no value.\n", filename, line, parameter);
                return(-1);
        }
@@ -187,12 +192,10 @@ static int inter_ptmp(struct interface *interface, char *filename, int line, cha
 #endif
 static int inter_nt(struct interface *interface, char *filename, int line, char *parameter, char *value)
 {
-#ifdef SOCKET_MISDN
        struct interface_port *ifport;
 
        /* port in chain ? */
-       if (!interface->ifport)
-       {
+       if (!interface->ifport) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects previous 'port' definition.\n", filename, line, parameter);
                return(-1);
        }
@@ -201,26 +204,42 @@ static int inter_nt(struct interface *interface, char *filename, int line, char
        while(ifport->next)
                ifport = ifport->next;
        /* add value */
-       if (value[0])
-       {
+       if (value[0]) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects no value.\n", filename, line, parameter);
                return(-1);
        }
        ifport->nt = 1;
-#endif
+       return(0);
+}
+static int inter_tespecial(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+       struct interface_port *ifport;
+
+       /* port in chain ? */
+       if (!interface->ifport) {
+               SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects previous 'port' definition.\n", filename, line, parameter);
+               return(-1);
+       }
+       /* goto end of chain */
+       ifport = interface->ifport;
+       while(ifport->next)
+               ifport = ifport->next;
+       /* add value */
+       if (value[0]) {
+               SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects no value.\n", filename, line, parameter);
+               return(-1);
+       }
+       ifport->tespecial = 1;
        return(0);
 }
 static int inter_tones(struct interface *interface, char *filename, int line, char *parameter, char *value)
 {
-       if (!strcasecmp(value, "yes"))
-       {
+       if (!strcasecmp(value, "yes")) {
                interface->is_tones = IS_YES;
        } else
-       if (!strcasecmp(value, "no"))
-       {
+       if (!strcasecmp(value, "no")) {
                interface->is_tones = IS_NO;
-       } else
-       {
+       } else {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects value 'yes' or 'no'.\n", filename, line, parameter);
                return(-1);
        }
@@ -228,15 +247,12 @@ static int inter_tones(struct interface *interface, char *filename, int line, ch
 }
 static int inter_earlyb(struct interface *interface, char *filename, int line, char *parameter, char *value)
 {
-       if (!strcasecmp(value, "yes"))
-       {
+       if (!strcasecmp(value, "yes")) {
                interface->is_earlyb = IS_YES;
        } else
-       if (!strcasecmp(value, "no"))
-       {
+       if (!strcasecmp(value, "no")) {
                interface->is_earlyb = IS_NO;
-       } else
-       {
+       } else {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects value 'yes' or 'no'.\n", filename, line, parameter);
                return(-1);
        }
@@ -244,15 +260,12 @@ static int inter_earlyb(struct interface *interface, char *filename, int line, c
 }
 static int inter_hunt(struct interface *interface, char *filename, int line, char *parameter, char *value)
 {
-       if (!strcasecmp(value, "linear"))
-       {
+       if (!strcasecmp(value, "linear")) {
                interface->hunt = HUNT_LINEAR;
        } else
-       if (!strcasecmp(value, "roundrobin"))
-       {
+       if (!strcasecmp(value, "roundrobin")) {
                interface->hunt = HUNT_ROUNDROBIN;
-       } else
-       {
+       } else {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects value 'linear' or 'roundrobin'.\n", filename, line, parameter);
                return(-1);
        }
@@ -260,25 +273,26 @@ static int inter_hunt(struct interface *interface, char *filename, int line, cha
 }
 static int inter_port(struct interface *interface, char *filename, int line, char *parameter, char *value)
 {
+       SPRINT(interface_error, "Error in %s (line %d): parameter '%s' is outdated.\nPlease use 'portnum' and decrease port number by 1! Ports are counted from 0 now.\n", filename, line, parameter);
+       return(-1);
+}
+static int inter_portnum(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
        struct interface_port *ifport, **ifportp;
        struct interface *searchif;
        int val;
 
        val = get_number(value);
-       if (val == -1)
-       {
+       if (val == -1) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects one numeric value.\n", filename, line, parameter);
                return(-1);
        }
        /* check for port already assigned */
        searchif = interface_newlist;
-       while(searchif)
-       {
+       while(searchif) {
                ifport = searchif->ifport;
-               while(ifport)
-               {
-                       if (ifport->portnum == val)
-                       {
+               while(ifport) {
+                       if (ifport->portnum == val) {
                                SPRINT(interface_error, "Error in %s (line %d): port '%d' already used above.\n", filename, line, val);
                                return(-1);
                        }
@@ -299,13 +313,78 @@ static int inter_port(struct interface *interface, char *filename, int line, cha
        *ifportp = ifport;
        return(0);
 }
+static int inter_portname(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+       struct interface_port *ifport, **ifportp;
+       struct interface *searchif;
+
+       /* goto end of chain */
+       ifport = interface->ifport;
+       if (ifport) {
+               while(ifport->next)
+                       ifport = ifport->next;
+       }
+
+       /* check for port already assigned, but not for shared loop interface */
+       searchif = interface_newlist;
+       if (!!strcmp(value, options.loopback_lcr))
+       {
+               while(searchif) {
+                       ifport = searchif->ifport;
+                       while(ifport) {
+                               if (!strcasecmp(ifport->portname, value)) {
+                                       SPRINT(interface_error, "Error in %s (line %d): port '%s' already used above.\n", filename, line, value);
+                                       return(-1);
+                               }
+                               ifport = ifport->next;
+                       }
+                       searchif = searchif->next;
+               }
+       }
+       /* alloc port substructure */
+       ifport = (struct interface_port *)MALLOC(sizeof(struct interface_port));
+       memuse++;
+       ifport->interface = interface;
+       /* set value */
+       ifport->portnum = -1; // disable until resolved
+       SCPY(ifport->portname, value);
+       /* tail port */
+       ifportp = &interface->ifport;
+       while(*ifportp)
+               ifportp = &((*ifportp)->next);
+       *ifportp = ifport;
+       return(0);
+}
+static int inter_l1hold(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+       struct interface_port *ifport;
+
+       /* port in chain ? */
+       if (!interface->ifport) {
+               SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects previous 'port' definition.\n", filename, line, parameter);
+               return(-1);
+       }
+       /* goto end of chain */
+       ifport = interface->ifport;
+       while(ifport->next)
+               ifport = ifport->next;
+       if (!strcmp(value, "yes")) {
+               ifport->l1hold = 1;
+       } else
+       if (!strcmp(value, "no")) {
+               ifport->l1hold = 0;
+       } else {
+               SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expecting parameter 'yes' or 'no'.\n", filename, line, parameter);
+               return(-1);
+       }
+       return(0);
+}
 static int inter_l2hold(struct interface *interface, char *filename, int line, char *parameter, char *value)
 {
        struct interface_port *ifport;
 
        /* port in chain ? */
-       if (!interface->ifport)
-       {
+       if (!interface->ifport) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects previous 'port' definition.\n", filename, line, parameter);
                return(-1);
        }
@@ -313,15 +392,12 @@ static int inter_l2hold(struct interface *interface, char *filename, int line, c
        ifport = interface->ifport;
        while(ifport->next)
                ifport = ifport->next;
-       if (!strcmp(value, "yes"))
-       {
+       if (!strcmp(value, "yes")) {
                ifport->l2hold = 1;
        } else
-       if (!strcmp(value, "no"))
-       {
+       if (!strcmp(value, "no")) {
                ifport->l2hold = -1;
-       } else
-       {
+       } else {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expecting parameter 'yes' or 'no'.\n", filename, line, parameter);
                return(-1);
        }
@@ -335,8 +411,7 @@ static int inter_channel_out(struct interface *interface, char *filename, int li
        char *p, *el;
 
        /* port in chain ? */
-       if (!interface->ifport)
-       {
+       if (!interface->ifport) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects previous 'port' definition.\n", filename, line, parameter);
                return(-1);
        }
@@ -345,44 +420,35 @@ static int inter_channel_out(struct interface *interface, char *filename, int li
        while(ifport->next)
                ifport = ifport->next;
        p = value;
-       while(*p)
-       {
+       while(*p) {
                el = p;
                p = get_seperated(p);
-               if (!strcasecmp(el, "force"))
-               {
+               if (!strcasecmp(el, "force")) {
                        ifport->channel_force = 1;
-                       if (ifport->out_channel)
-                       {
+                       if (ifport->out_channel) {
                                SPRINT(interface_error, "Error in %s (line %d): value 'force' may only appear as first element in list.\n", filename, line);
                                return(-1);
                        }
                } else
-               if (!strcasecmp(el, "any"))
-               {
+               if (!strcasecmp(el, "any")) {
                        val = CHANNEL_ANY;
                        goto selchannel;
                } else
-               if (!strcasecmp(el, "free"))
-               {
+               if (!strcasecmp(el, "free")) {
                        val = CHANNEL_FREE;
                        goto selchannel;
                } else
-               if (!strcasecmp(el, "no"))
-               {
+               if (!strcasecmp(el, "no")) {
                        val = CHANNEL_NO;
                        goto selchannel;
-               } else
-               {
+               } else {
                        val = get_number(el);
-                       if (val == -1)
-                       {
+                       if (val == -1) {
                                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects a comma seperated list of 'force', 'any', 'free', 'no' and any channel number.\n", filename, line, parameter);
                                return(-1);
                        }
 
-                       if (val<1 || val==16 || val>126)
-                       {
+                       if (val<1 || val==16 || val>126) {
                                SPRINT(interface_error, "Error in %s (line %d): channel '%d' out of range.\n", filename, line, val);
                                return(-1);
                        }
@@ -409,8 +475,7 @@ static int inter_channel_in(struct interface *interface, char *filename, int lin
        char *p, *el;
 
        /* port in chain ? */
-       if (!interface->ifport)
-       {
+       if (!interface->ifport) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects previous 'port' definition.\n", filename, line, parameter);
                return(-1);
        }
@@ -419,30 +484,24 @@ static int inter_channel_in(struct interface *interface, char *filename, int lin
        while(ifport->next)
                ifport = ifport->next;
        p = value;
-       while(*p)
-       {
+       while(*p) {
                el = p;
                p = get_seperated(p);
-               if (ifport->in_channel) if (ifport->in_channel->channel == CHANNEL_FREE)
-               {
+               if (ifport->in_channel) if (ifport->in_channel->channel == CHANNEL_FREE) {
                        SPRINT(interface_error, "Error in %s (line %d): parameter '%s' has values behind 'free' keyword. They has no effect.\n", filename, line, parameter);
                                return(-1);
                }
-               if (!strcasecmp(el, "free"))
-               {
+               if (!strcasecmp(el, "free")) {
                        val = CHANNEL_FREE;
                        goto selchannel;
-               } else
-               {
+               } else {
                        val = get_number(el);
-                       if (val == -1)
-                       {
+                       if (val == -1) {
                                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects a comma seperated list of channel numbers and 'free'.\n", filename, line, parameter);
                                return(-1);
                        }
 
-                       if (val<1 || val==16 || val>126)
-                       {
+                       if (val<1 || val==16 || val>126) {
                                SPRINT(interface_error, "Error in %s (line %d): channel '%d' out of range.\n", filename, line, val);
                                return(-1);
                        }
@@ -469,8 +528,7 @@ static int inter_timeouts(struct interface *interface, char *filename, int line,
        char *p, *el;
 
        /* port in chain ? */
-       if (!interface->ifport)
-       {
+       if (!interface->ifport) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects previous 'port' definition.\n", filename, line, parameter);
                return(-1);
        }
@@ -479,8 +537,7 @@ static int inter_timeouts(struct interface *interface, char *filename, int line,
        while(ifport->next)
                ifport = ifport->next;
        p = value;
-       if (!*p)
-       {
+       if (!*p) {
                nofive:
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects five timeout values.\n", filename, line, parameter);
                return(-1);
@@ -515,21 +572,18 @@ static int inter_msn(struct interface *interface, char *filename, int line, char
        struct interface_msn *ifmsn, **ifmsnp;
        char *p, *el;
 
-       if (!value[0])
-       {
+       if (!value[0]) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects one MSN number or a list.\n", filename, line, parameter);
                return(-1);
        }
-       if (interface->ifscreen_in)
-       {
+       if (interface->ifscreen_in) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' not allowed with 'screen_in' parameter.\n", filename, line, parameter);
                return(-1);
        }
 
        /* process list */
        p = value;
-       while(*p)
-       {
+       while(*p) {
                el = p;
                p = get_seperated(p);
                /* add MSN to list */
@@ -550,8 +604,7 @@ static int inter_screen(struct interface_screen **ifscreenp, struct interface *i
        struct interface_screen *ifscreen;
        char *p, *el;
 
-       if (!value[0])
-       {
+       if (!value[0]) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects old caller ID and new caller ID.\n", filename, line, parameter);
                return(-1);
        }
@@ -569,60 +622,49 @@ static int inter_screen(struct interface_screen **ifscreenp, struct interface *i
 //     printf("interface=%s\n", interface->name);
        /* get match */
        p = value;
-       while(*p)
-       {
+       while(*p) {
                el = p;
                p = get_seperated(p);
-               if (!strcasecmp(el, "unknown"))
-               {
-                       if (ifscreen->match_type != -1)
-                       {
+               if (!strcasecmp(el, "unknown")) {
+                       if (ifscreen->match_type != -1) {
                                typeerror:
                                SPRINT(interface_error, "Error in %s (line %d): number type already set earlier.\n", filename, line, parameter);
                                return(-1);
                        }
                        ifscreen->match_type = INFO_NTYPE_UNKNOWN;
                } else
-               if (!strcasecmp(el, "subscriber"))
-               {
+               if (!strcasecmp(el, "subscriber")) {
                        if (ifscreen->match_type != -1)
                                goto typeerror;
                        ifscreen->match_type = INFO_NTYPE_SUBSCRIBER;
                } else
-               if (!strcasecmp(el, "national"))
-               {
+               if (!strcasecmp(el, "national")) {
                        if (ifscreen->match_type != -1)
                                goto typeerror;
                        ifscreen->match_type = INFO_NTYPE_NATIONAL;
                } else
-               if (!strcasecmp(el, "international"))
-               {
+               if (!strcasecmp(el, "international")) {
                        if (ifscreen->match_type != -1)
                                goto typeerror;
                        ifscreen->match_type = INFO_NTYPE_INTERNATIONAL;
                } else
-               if (!strcasecmp(el, "allowed"))
-               {
-                       if (ifscreen->match_present != -1)
-                       {
+               if (!strcasecmp(el, "allowed")) {
+                       if (ifscreen->match_present != -1) {
                                presenterror:
                                SPRINT(interface_error, "Error in %s (line %d): presentation type already set earlier.\n", filename, line);
                                return(-1);
                        }
                        ifscreen->match_present = INFO_PRESENT_ALLOWED;
                } else
-               if (!strcasecmp(el, "restrict") || !strcasecmp(el, "restricted"))
-               {
+               if (!strcasecmp(el, "restrict") || !strcasecmp(el, "restricted")) {
                        if (ifscreen->match_present != -1)
                                goto presenterror;
                        ifscreen->match_present = INFO_PRESENT_RESTRICTED;
                } else {
                        SCPY(ifscreen->match, el);
                        /* check for % at the end */
-                       if (strchr(el, '%'))
-                       {
-                               if (strchr(el, '%') != el+strlen(el)-1)
-                               {
+                       if (strchr(el, '%')) {
+                               if (strchr(el, '%') != el+strlen(el)-1) {
                                        SPRINT(interface_error, "Error in %s (line %d): %% joker found, but must at the end.\n", filename, line, parameter);
                                        return(-1);
                                }
@@ -630,58 +672,48 @@ static int inter_screen(struct interface_screen **ifscreenp, struct interface *i
                        break;
                }
        }
-       if (ifscreen->match[0] == '\0')
-       {
+       if (ifscreen->match[0] == '\0') {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects old caller ID.\n", filename, line, parameter);
                return(-1);
        }
        /* get result */
-       while(*p)
-       {
+       while(*p) {
                el = p;
                p = get_seperated(p);
-               if (!strcasecmp(el, "unknown"))
-               {
+               if (!strcasecmp(el, "unknown")) {
                        if (ifscreen->result_type != -1)
                                goto typeerror;
                        ifscreen->result_type = INFO_NTYPE_UNKNOWN;
                } else
-               if (!strcasecmp(el, "subscriber"))
-               {
+               if (!strcasecmp(el, "subscriber")) {
                        if (ifscreen->result_type != -1)
                                goto typeerror;
                        ifscreen->result_type = INFO_NTYPE_SUBSCRIBER;
                } else
-               if (!strcasecmp(el, "national"))
-               {
+               if (!strcasecmp(el, "national")) {
                        if (ifscreen->result_type != -1)
                                goto typeerror;
                        ifscreen->result_type = INFO_NTYPE_NATIONAL;
                } else
-               if (!strcasecmp(el, "international"))
-               {
+               if (!strcasecmp(el, "international")) {
                        if (ifscreen->result_type != -1)
                                goto typeerror;
                        ifscreen->result_type = INFO_NTYPE_INTERNATIONAL;
                } else
-               if (!strcasecmp(el, "present") || !strcasecmp(el, "presented") || !strcasecmp(el, "allowed") || !strcasecmp(el, "allow"))
-               {
+               if (!strcasecmp(el, "present") || !strcasecmp(el, "presented") || !strcasecmp(el, "allowed") || !strcasecmp(el, "allow")) {
                        if (ifscreen->result_present != -1)
                                goto presenterror;
                        ifscreen->result_present = INFO_PRESENT_ALLOWED;
                } else
-               if (!strcasecmp(el, "restrict") || !strcasecmp(el, "restricted") || !strcasecmp(el, "deny") || !strcasecmp(el, "denied"))
-               {
+               if (!strcasecmp(el, "restrict") || !strcasecmp(el, "restricted") || !strcasecmp(el, "deny") || !strcasecmp(el, "denied")) {
                        if (ifscreen->result_present != -1)
                                goto presenterror;
                        ifscreen->result_present = INFO_PRESENT_RESTRICTED;
                } else {
                        SCPY(ifscreen->result, el);
                        /* check for % at the end */
-                       if (strchr(el, '%'))
-                       {
-                               if (strchr(el, '%') != el+strlen(el)-1)
-                               {
+                       if (strchr(el, '%')) {
+                               if (strchr(el, '%') != el+strlen(el)-1) {
                                        SPRINT(interface_error, "Error in %s (line %d): %% joker found, but must at the end.\n", filename, line, parameter);
                                        return(-1);
                                }
@@ -689,8 +721,7 @@ static int inter_screen(struct interface_screen **ifscreenp, struct interface *i
                        break;
                }
        }
-       if (ifscreen->result[0] == '\0')
-       {
+       if (ifscreen->result[0] == '\0') {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects new caller ID.\n", filename, line, parameter);
                return(-1);
        }
@@ -698,8 +729,7 @@ static int inter_screen(struct interface_screen **ifscreenp, struct interface *i
 }
 static int inter_screen_in(struct interface *interface, char *filename, int line, char *parameter, char *value)
 {
-       if (interface->ifmsn)
-       {
+       if (interface->ifmsn) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' not allowed with 'msn' parameter.\n", filename, line, parameter);
                return(-1);
        }
@@ -715,8 +745,7 @@ static int inter_nodtmf(struct interface *interface, char *filename, int line, c
        struct interface_port *ifport;
 
        /* port in chain ? */
-       if (!interface->ifport)
-       {
+       if (!interface->ifport) {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects previous 'port' definition.\n", filename, line, parameter);
                return(-1);
        }
@@ -735,62 +764,51 @@ static int inter_filter(struct interface *interface, char *filename, int line, c
        p = value;
        while(*p > 32)
                p++;
-       if (*p)
-       {
+       if (*p) {
                *p++ = 0;
                while(*p > 0 && *p <= 32)
                        p++;
        }
 
-       if (!strcasecmp(value, "gain"))
-       {
+       if (!strcasecmp(value, "gain")) {
                q = p;
                while(*q > 32)
                        q++;
-               if (*q)
-               {
+               if (*q) {
                        *q++ = 0;
                        while(*q > 0 && *q <= 32)
                                q++;
                }
-               if (*p == 0 || *q == 0)
-               {
+               if (*p == 0 || *q == 0) {
                        SPRINT(interface_error, "Error in %s (line %d): parameter '%s %s' expects two gain values.\n", filename, line, parameter, value);
                        return(-1);
                }
-               if (atoi(p)<-8 || atoi(p)>8 || atoi(q)<-8 || atoi(q)>8)
-               {
+               if (atoi(p)<-8 || atoi(p)>8 || atoi(q)<-8 || atoi(q)>8) {
                        SPRINT(interface_error, "Error in %s (line %d): parameter '%s %s' gain values not in range. (-8...8)\n", filename, line, parameter, value);
                        return(-1);
                }
                interface->tx_gain = atoi(p);
                interface->rx_gain = atoi(q);
        } else
-       if (!strcasecmp(value, "pipeline"))
-       {
-               if (*p == 0)
-               {
+       if (!strcasecmp(value, "pipeline")) {
+               if (*p == 0) {
                        SPRINT(interface_error, "Error in %s (line %d): parameter '%s %s' expects pipeline string.\n", filename, line, parameter, value);
                        return(-1);
                }
                SCPY(interface->pipeline, p);
        } else
-       if (!strcasecmp(value, "blowfish"))
-       {
+       if (!strcasecmp(value, "blowfish")) {
                unsigned char key[56];
                int l;
                
-               if (!!strncmp(p, "0x", 2))
-               {
+               if (!!strncmp(p, "0x", 2)) {
                        SPRINT(interface_error, "Error in %s (line %d): parameter '%s %s' expects blowfish key starting with '0x'.\n", filename, line, parameter, value);
                        return(-1);
                }
                p += 2;
                l = 0; 
-               while(*p)
-               {
-                       if (l == 56)
-                       {
+               while(*p) {
+                       if (l == 56) {
                                SPRINT(interface_error, "Error in %s (line %d): parameter '%s %s' key too long.\n", filename, line, parameter, value);
                                return(-1);
                        }
@@ -800,15 +818,13 @@ static int inter_filter(struct interface *interface, char *filename, int line, c
                                key[l] = (*p-'a'+10)<<4;
                        else if (*p >= 'A' && *p <= 'F')
                                key[l] = (*p-'A'+10)<<4;
-                       else
-                       {
+                       else {
                                digout:
                                SPRINT(interface_error, "Error in %s (line %d): parameter '%s %s' key has digits out of range. (0...9, a...f)\n", filename, line, parameter, value);
                                return(-1);
                        }
                        p++;
-                       if (*p == 0)
-                       {
+                       if (*p == 0) {
                                SPRINT(interface_error, "Error in %s (line %d): parameter '%s %s' key must end on an 8 bit boundary (two character boundary).\n", filename, line, parameter, value);
                                return(-1);
                        }
@@ -823,20 +839,249 @@ static int inter_filter(struct interface *interface, char *filename, int line, c
                        p++;
                        l++;
                }
-               if (l < 4)
-               {
+               if (l < 4) {
                        SPRINT(interface_error, "Error in %s (line %d): parameter '%s %s' key must be at least 4 bytes (8 characters).\n", filename, line, parameter, value);
                        return(-1);
                }
                memcpy(interface->bf_key, key, l);
                interface->bf_len = l;
-       } else
-       {
+       } else {
                SPRINT(interface_error, "Error in %s (line %d): parameter '%s' has unknown filter '%s'.\n", filename, line, parameter, value);
                return(-1);
        }
        return(0);
 }
+static int inter_dialmax(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+       struct interface_port *ifport;
+
+       /* port in chain ? */
+       if (!interface->ifport) {
+               SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects previous 'port' definition.\n", filename, line, parameter);
+               return(-1);
+       }
+       /* goto end of chain */
+       ifport = interface->ifport;
+       while(ifport->next)
+               ifport = ifport->next;
+       ifport->dialmax = atoi(value);
+       return(0);
+}
+static int inter_tones_dir(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+       struct interface_port *ifport;
+
+       /* port in chain ? */
+       if (!interface->ifport) {
+               SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects previous 'port' definition.\n", filename, line, parameter);
+               return(-1);
+       }
+       /* goto end of chain */
+       ifport = interface->ifport;
+       while(ifport->next)
+               ifport = ifport->next;
+       SCPY(ifport->tones_dir, value);
+       return(0);
+}
+static int inter_gsm(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+       SPRINT(interface_error, "Error in %s (line %d): parameter '%s' is outdated.\nPlease use 'gsm-bs' for base station or 'gsm-ms' for mobile station interface!\n", filename, line, parameter);
+       return(-1);
+}
+static int inter_gsm_bs(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+#ifndef WITH_GSM_BS
+       SPRINT(interface_error, "Error in %s (line %d): GSM BS side not compiled in.\n", filename, line);
+       return(-1);
+#else
+       struct interface *searchif;
+
+       searchif = interface_newlist;
+       while(searchif) {
+               if (searchif->gsm_bs) {
+                       SPRINT(interface_error, "Error in %s (line %d): interface '%s' already uses gsm BS side.\n", filename, line, searchif->name);
+                       return(-1);
+               }
+               searchif = searchif->next;
+       }
+
+       /* goto end of chain again to set gsmflag */
+       interface->gsm_bs = 1;
+
+       return(0);
+#endif
+}
+static int inter_gsm_ms(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+#ifndef WITH_GSM_MS
+       SPRINT(interface_error, "Error in %s (line %d): GSM MS side not compiled in.\n", filename, line);
+       return(-1);
+#else
+       struct interface *searchif;
+
+       interface->gsm_ms = 1;
+
+       /* copy values */
+       if (!value || !value[0]) {
+               SPRINT(interface_error, "Error in %s (line %d): Missing MS name and socket name.\n", filename, line);
+               return(-1);
+       }
+       SCPY(interface->gsm_ms_name, value);
+
+       /* check if name is used multiple times */
+       searchif = interface_newlist;
+       while(searchif) {
+               if (!strcmp(searchif->gsm_ms_name, interface->gsm_ms_name)) {
+                       SPRINT(interface_error, "Error in %s (line %d): mobile '%s' already uses the given MS name '%s', choose a different one.\n", filename, line, interface->gsm_ms_name, searchif->gsm_ms_name);
+                       return(-1);
+               }
+               searchif = searchif->next;
+       }
+
+       return(0);
+#endif
+}
+static int inter_sip(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+#ifndef WITH_SIP
+       SPRINT(interface_error, "Error in %s (line %d): SIP not compiled in.\n", filename, line);
+       return(-1);
+#else
+       char *p;
+
+       interface->sip = 1;
+
+       /* copy values */
+       if (!value || !value[0]) {
+               SPRINT(interface_error, "Error in %s (line %d): Missing SIP local IP.\n", filename, line);
+               return(-1);
+       }
+       p = get_seperated(value);
+       if (!p[0]) {
+               SPRINT(interface_error, "Error in %s (line %d): Missing SIP remote IP.\n", filename, line);
+               return(-1);
+       }
+       SCPY(interface->sip_local_ip, value);
+       SCPY(interface->sip_remote_ip, p);
+
+       return(0);
+#endif
+}
+static int inter_rtp_bridge(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+       interface->rtp_bridge = 1;
+
+       return(0);
+}
+static int inter_nonotify(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+       struct interface_port *ifport;
+
+       /* port in chain ? */
+       if (!interface->ifport) {
+               SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects previous 'port' definition.\n", filename, line, parameter);
+               return(-1);
+       }
+       /* goto end of chain */
+       ifport = interface->ifport;
+       while(ifport->next)
+               ifport = ifport->next;
+       ifport->nonotify = 1;
+       return(0);
+}
+#ifdef WITH_SS5
+static int inter_ss5(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+       struct interface_port *ifport;
+       char *element;
+
+       /* port in chain ? */
+       if (!interface->ifport) {
+               SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects previous 'port' definition.\n", filename, line, parameter);
+               return(-1);
+       }
+       /* goto end of chain */
+       ifport = interface->ifport;
+       while(ifport->next)
+               ifport = ifport->next;
+       ifport->ss5 |= SS5_ENABLE;
+       while((element = strsep(&value, " "))) {
+               if (element[0] == '\0')
+                       continue;
+               if (!strcasecmp(element, "connect"))
+                       ifport->ss5 |= SS5_FEATURE_CONNECT;
+               else
+               if (!strcasecmp(element, "nodisconnect"))
+                       ifport->ss5 |= SS5_FEATURE_NODISCONNECT;
+               else
+               if (!strcasecmp(element, "releaseguardtimer"))
+                       ifport->ss5 |= SS5_FEATURE_RELEASEGUARDTIMER;
+               else
+               if (!strcasecmp(element, "bell"))
+                       ifport->ss5 |= SS5_FEATURE_BELL;
+               else
+               if (!strcasecmp(element, "pulsedialing"))
+                       ifport->ss5 |= SS5_FEATURE_PULSEDIALING;
+               else
+               if (!strcasecmp(element, "delay"))
+                       ifport->ss5 |= SS5_FEATURE_DELAY;
+               else
+               if (!strcasecmp(element, "starrelease"))
+                       ifport->ss5 |= SS5_FEATURE_STAR_RELEASE;
+               else
+               if (!strcasecmp(element, "suppress"))
+                       ifport->ss5 |= SS5_FEATURE_SUPPRESS;
+               else {
+                       SPRINT(interface_error, "Error in %s (line %d): parameter '%s' does not allow value element '%s'.\n", filename, line, parameter, element);
+                       return(-1);
+               }
+       }
+       return(0);
+}
+#endif
+static int inter_remote(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+       struct interface_port *ifport;
+       struct interface *searchif;
+
+       if (!value[0]) {
+               SPRINT(interface_error, "Error in %s (line %d): parameter '%s' expects application name as value.\n", filename, line, parameter);
+               return(-1);
+       }
+       searchif = interface_newlist;
+       while(searchif) {
+               ifport = searchif->ifport;
+               while(ifport) {
+                       if (ifport->remote && !strcmp(ifport->remote_app, value)) {
+                               SPRINT(interface_error, "Error in %s (line %d): port '%s' already uses remote application '%s'.\n", filename, line, ifport->portname, value);
+                               return(-1);
+                       }
+                       ifport = ifport->next;
+               }
+               searchif = searchif->next;
+       }
+
+       /* set portname */
+       if (inter_portname(interface, filename, line, (char *)"portname", options.loopback_lcr))
+               return(-1);
+
+       /* goto end of chain again to set application name */
+       ifport = interface->ifport;
+       while(ifport->next)
+               ifport = ifport->next;
+       ifport->remote = 1;
+       SCPY(ifport->remote_app, value);
+
+
+       return(0);
+}
+
+static int inter_shutdown(struct interface *interface, char *filename, int line, char *parameter, char *value)
+{
+       interface->shutdown = 1;
+
+       return(0);
+}
 
 
 /*
@@ -845,6 +1090,12 @@ static int inter_filter(struct interface *interface, char *filename, int line, c
 struct interface_param interface_param[] = {
        { "extension", &inter_extension, "",
        "If keyword is given, calls to interface are handled as internal extensions."},
+
+       { "extern", &inter_extern, "",
+       "If keyword is given, this interface will be used for external calls.\n"
+       "Calls require an external interface, if the routing action 'extern' is used\nwithout specific interface given.\n"
+       "Calls forwarded by extension's 'settings' also require an external interface."},
+
        {"tones", &inter_tones, "yes | no",
        "Interface generates tones during call setup and release, or not.\nBy default only NT-mode ports generate tones."},
 
@@ -855,7 +1106,11 @@ struct interface_param interface_param[] = {
        "Select the algorithm for selecting port with free channel."},
 
        {"port", &inter_port, "<number>",
+       ""},
+       {"portnum", &inter_portnum, "<number>",
        "Give exactly one port for this interface.\nTo give multiple ports, add more lines with port parameters."},
+       {"portname", &inter_portname, "<name>",
+       "Same as 'portnum', but the name is given instead.\nUse 'isdninfo' to list all available ports and names."},
 
        {"block", &inter_block, "",
        "If keyword is given, calls on this interface are blocked.\n"
@@ -875,11 +1130,20 @@ struct interface_param interface_param[] = {
 
        {"nt", &inter_nt, "",
        "The given port above is opened in NT-mode.\n"
-#ifdef SOCKET_MISDN
        "This is required on interfaces that support both NT-mode and TE-mode.\n"
-#else
-       "This parameter is only required for socket based mISDN driver.\n"
-#endif
+       "This parameter must follow a 'port' parameter."},
+
+       {"te-special", &inter_tespecial, "",
+       "The given port uses a modified TE-mode.\n"
+       "All information elements that are allowed Network->User will then be\n"
+       "transmitted User->Network also. This is usefull to pass all informations\n"
+       "between two interconnected LCRs, like 'redirected number' or 'display'.\n"
+       "Note that this is not compliant with ISDN protocol.\n"
+       "This parameter must follow a 'port' parameter."},
+
+       {"layer1hold", &inter_l1hold, "yes | no",
+       "The given port will not release layer 1 after layer 2 is down.\n"
+       "It is required to keep layer 1 of telephones up, to solve activation problems.\n"
        "This parameter must follow a 'port' parameter."},
 
        {"layer2hold", &inter_l2hold, "yes | no",
@@ -891,7 +1155,8 @@ struct interface_param interface_param[] = {
        "Channel selection list for all outgoing calls to the interface.\n"
        "A free channels is searched in order of appearance.\n"
        "This parameter must follow a 'port' parameter.\n"
-       " force - Forces the selected port with no acceptable alternative (see DSS1).\n"
+       " force - Forces the selected port with no acceptable alternative (see Q.931).\n"
+       "  -> this will be automatically set for multipoint (ptmp) NT-mode ports\n"
        " <number>[,...] - List of channels to search.\n"
        " free - Select any free channel\n"
        " any - On outgoing calls, signal 'any channel acceptable'. (see DSS1)\n"
@@ -939,6 +1204,56 @@ struct interface_param interface_param[] = {
        "pipeline <string> - Sets echo cancelation pipeline.\n"
        "blowfish <key> - Adds encryption. Key must be 4-56 bytes (8-112 hex characters."},
 
+       {"dialmax", &inter_dialmax, "<digits>",
+       "Limits the number of digits in setup/information message."},
+
+       {"tones_dir", &inter_tones_dir, "<path>",
+       "Overrides the given tone_dir in options.conf.\n"
+       "To used kernel tones in mISDN_dsp.ko, say 'american', 'german', or 'oldgerman'."},
+
+       {"gsm", &inter_gsm, "",
+       ""},
+       {"gsm-bs", &inter_gsm_bs, "",
+       "Sets up GSM base station interface for using OpenBSC."},
+       {"gsm-ms", &inter_gsm_ms, "<socket>",
+       "Sets up GSM mobile station interface for using Osmocom-BB.\n"
+       "The name of the MS folows the interface name.\n"
+       "The socket is /tmp/osmocom_l2 by default and need to be changed when multiple\n"
+       "MS interfaces are used."},
+       {"sip", &inter_sip, "<local IP> <remote IP>",
+       "Sets up SIP interface that represents one SIP endpoint.\n"
+       "Give SIP configuration file."},
+       {"rtp-bridge", &inter_rtp_bridge, "",
+       "Sets up SIP interface that represents one SIP endpoint.\n"
+       "Give SIP configuration file."},
+       {"nonotify", &inter_nonotify, "",
+       "Prevents sending notify messages to this interface. A call placed on hold will\n"
+       "Not affect the remote end (phone or telcom switch).\n"
+       "This parameter must follow a 'port' parameter."},
+
+#ifdef WITH_SS5
+       {"ccitt5", &inter_ss5, "[<feature> [feature ...]]",
+       "Interface uses CCITT No. 5 inband signalling rather than D-channel.\n"
+       "This feature causes CPU load to rise and has no practical intend.\n"
+       "If you don't know what it is, you don't need it.\n"
+       "Features apply to protocol behaviour and blueboxing specials, they are:\n"
+       " connect - Connect incomming call to throughconnect audio, if required.\n"
+       " nodisconnect - Don't disconnect if incomming exchange disconnects.\n"
+       " releaseguardtimer - Tries to prevent Blueboxing by a longer release-guard.\n"
+       " bell - Allow releasing and pulse-dialing via 2600 Hz like old Bell systems.\n"
+       " pulsedialing - Use pulse dialing on outgoing exchange. (takes long!)\n"
+       " delay - Use on incomming exchange, to make you feel a delay when blueboxing.\n"
+       " starrelease - Pulse dialing a star (11 pulses per digit) clears current call.\n"
+       " suppress - Suppress received tones, as they will be recognized."},
+#endif
+
+       {"remote", &inter_remote, "<application>",
+       "Sets up an interface that communicates with the remote application.\n"
+       "Use \"asterisk\" to use chan_lcr as remote application."},
+
+       {"shutdown", &inter_shutdown, "",
+       "Interface will not be loaded when processing interface.conf"},
+
        {NULL, NULL, NULL, NULL}
 };
 
@@ -964,24 +1279,19 @@ struct interface *read_interfaces(void)
        if (interface_newlist != NULL)
                FATAL("list is not empty.\n");
        interface_error[0] = '\0';
-       SPRINT(filename, "%s/interface.conf", INSTALL_DATA);
+       SPRINT(filename, "%s/interface.conf", CONFIG_DATA);
 
-       if (!(fp = fopen(filename,"r")))
-       {
+       if (!(fp = fopen(filename,"r"))) {
                SPRINT(interface_error, "Cannot open '%s'\n", filename);
                goto error;
        }
 
        line=0;
-       while((fgets(buffer,sizeof(buffer),fp)))
-       {
-               buffer[sizeof(buffer)-1]=0;
-               if (buffer[0]) buffer[strlen(buffer)-1]=0;
+       while((GETLINE(buffer, fp))) {
                p=buffer;
                line++;
 
-               while(*p <= 32) /* skip spaces */
-               {
+               while(*p <= 32) { /* skip spaces */
                        if (*p == 0)
                                break;
                        p++;
@@ -992,10 +1302,8 @@ struct interface *read_interfaces(void)
                parameter[0]=0;
                value[0]=0;
                i=0; /* read parameter */
-               while(*p > 32)
-               {
-                       if (i+1 >= sizeof(parameter))
-                       {
+               while(*p > 32) {
+                       if (i+1 >= sizeof(parameter)) {
                                SPRINT(interface_error, "Error in %s (line %d): parameter name too long.\n",filename,line);
                                goto error;
                        }
@@ -1003,20 +1311,16 @@ struct interface *read_interfaces(void)
                        parameter[i++] = *p++;
                }
 
-               while(*p <= 32) /* skip spaces */
-               {
+               while(*p <= 32) { /* skip spaces */
                        if (*p == 0)
                                break;
                        p++;
                }
 
-               if (*p!=0 && *p!='#') /* missing name */
-               {
+               if (*p!=0 && *p!='#') { /* missing name */
                        i=0; /* read until end */
-                       while(*p!=0 && *p!='#')
-                       {
-                               if (i+1 >= sizeof(value))
-                               {
+                       while(*p!=0 && *p!='#') {
+                               if (i+1 >= sizeof(value)) {
                                        SPRINT(interface_error, "Error in %s (line %d): value too long.\n", filename, line);
                                        goto error;
                                }
@@ -1025,8 +1329,7 @@ struct interface *read_interfaces(void)
                        }
 
                        /* remove trailing spaces from value */
-                       while(i)
-                       {
+                       while(i) {
                                if (value[i-1]==0 || value[i-1]>32)
                                        break;
                                value[i-1] = '\0';
@@ -1035,18 +1338,15 @@ struct interface *read_interfaces(void)
                }
 
                /* check for interface name as first statement */
-               if (expecting && parameter[0]!='[')
-               {
+               if (expecting && parameter[0]!='[') {
                        SPRINT(interface_error, "Error in %s (line %d): expecting interface name inside [ and ], but got: '%s'.\n", filename, line, parameter);
                        goto error;
                }
                expecting = 0;
 
                /* check for new interface */
-               if (parameter[0] == '[')
-               {
-                       if (parameter[strlen(parameter)-1] != ']')
-                       {
+               if (parameter[0] == '[') {
+                       if (parameter[strlen(parameter)-1] != ']') {
                                SPRINT(interface_error, "Error in %s (line %d): expecting interface name inside [ and ], but got: '%s'.\n", filename, line, parameter);
                                goto error;
                        }
@@ -1054,10 +1354,8 @@ struct interface *read_interfaces(void)
 
                        /* check if interface name already exists */
                        interface = interface_newlist;
-                       while(interface)
-                       {
-                               if (!strcasecmp(interface->name, parameter+1))
-                               {
+                       while(interface) {
+                               if (!strcasecmp(interface->name, parameter+1)) {
                                        SPRINT(interface_error, "Error in %s (line %d): interface name '%s' already defined above.\n", filename, line, parameter+1);
                                        goto error;
                                }
@@ -1079,10 +1377,8 @@ struct interface *read_interfaces(void)
                }
 
                ifparam = interface_param;
-               while(ifparam->name)
-               {
-                       if (!strcasecmp(parameter, ifparam->name))
-                       {
+               while(ifparam->name) {
+                       if (!strcasecmp(parameter, ifparam->name)) {
                                if (ifparam->func(interface, filename, line, parameter, value))
                                        goto error;
                                break;
@@ -1118,22 +1414,18 @@ void free_interfaces(struct interface *interface)
        struct interface_msn *ifmsn;
        struct interface_screen *ifscreen;
 
-       while(interface)
-       {
+       while(interface) {
                ifport = interface->ifport;
-               while(ifport)
-               {
+               while(ifport) {
                        selchannel = ifport->in_channel;
-                       while(selchannel)
-                       {
+                       while(selchannel) {
                                temp = selchannel;
                                selchannel = selchannel->next;
                                FREE(temp, sizeof(struct select_channel));
                                memuse--;
                        }
                        selchannel = ifport->out_channel;
-                       while(selchannel)
-                       {
+                       while(selchannel) {
                                temp = selchannel;
                                selchannel = selchannel->next;
                                FREE(temp, sizeof(struct select_channel));
@@ -1145,24 +1437,21 @@ void free_interfaces(struct interface *interface)
                        memuse--;
                }
                ifmsn = interface->ifmsn;
-               while(ifmsn)
-               {
+               while(ifmsn) {
                        temp = ifmsn;
                        ifmsn = ifmsn->next;
                        FREE(temp, sizeof(struct interface_msn));
                        memuse--;
                }
                ifscreen = interface->ifscreen_in;
-               while(ifscreen)
-               {
+               while(ifscreen) {
                        temp = ifscreen;
                        ifscreen = ifscreen->next;
                        FREE(temp, sizeof(struct interface_screen));
                        memuse--;
                }
                ifscreen = interface->ifscreen_out;
-               while(ifscreen)
-               {
+               while(ifscreen) {
                        temp = ifscreen;
                        ifscreen = ifscreen->next;
                        FREE(temp, sizeof(struct interface_screen));
@@ -1185,16 +1474,19 @@ static void set_defaults(struct interface_port *ifport)
                default_out_channel(ifport);
        if (!ifport->in_channel)
                default_in_channel(ifport);
+       /* must force the channel on PTMP/NT ports */
+       if (!ifport->mISDNport->ptp && ifport->mISDNport->ntmode)
+               ifport->channel_force = 1;
        /* default is_tones */
        if (ifport->interface->is_tones)
                ifport->mISDNport->tones = (ifport->interface->is_tones==IS_YES);
        else
-               ifport->mISDNport->tones = (ifport->mISDNport->ntmode)?1:0;
+               ifport->mISDNport->tones = (ifport->mISDNport->ntmode || ifport->mISDNport->ss5)?1:0;
        /* default is_earlyb */
        if (ifport->interface->is_earlyb)
                ifport->mISDNport->earlyb = (ifport->interface->is_earlyb==IS_YES);
        else
-               ifport->mISDNport->earlyb = (ifport->mISDNport->ntmode)?0:1;
+               ifport->mISDNport->earlyb = (ifport->mISDNport->ntmode && !ifport->mISDNport->ss5)?0:1;
        /* set locally flag */
        if (ifport->interface->extension)
                ifport->mISDNport->locally = 1;
@@ -1211,29 +1503,80 @@ static void set_defaults(struct interface_port *ifport)
 void relink_interfaces(void)
 {
        struct mISDNport *mISDNport;
-       struct interface *interface;
+       struct interface *interface, *temp;
        struct interface_port *ifport;
+       int found;
+
+       interface = interface_first;
+       while(interface) {
+               found = 0;
+               temp = interface_newlist;
+               while(temp) {
+                       if (!strcmp(temp->name, interface->name))
+                               found = 1;
+                       temp = temp->next;
+               }
+               if (!found) {
+#ifdef WITH_GSM_MS
+                       if (interface->gsm_ms)
+                               gsm_ms_delete(interface->gsm_ms_name);
+#endif
+#ifdef WITH_GSM_BS
+                       if (interface->gsm_bs)
+                               gsm_bs_exit(0);
+#endif
+#ifdef WITH_SIP
+                       if (interface->sip)
+                               sip_exit_inst(interface);
+#endif
+               }
+               interface = interface->next;
+       }
+
+       interface = interface_newlist;
+       while(interface) {
+               found = 0;
+               temp = interface_first;
+               while(temp) {
+                       if (!strcmp(temp->name, interface->name))
+                               found = 1;
+                       temp = temp->next;
+               }
+               if (!found) {
+#ifdef WITH_GSM_MS
+                       if (interface->gsm_ms)
+                               gsm_ms_new(interface);
+#endif
+#ifdef WITH_GSM_BS
+                       if (interface->gsm_bs)
+                               gsm_bs_init(interface);
+#endif
+#ifdef WITH_SIP
+                       if (interface->sip)
+                               sip_init_inst(interface);
+#endif
+               }
+               interface = interface->next;
+       }
 
        /* unlink all mISDNports */
        mISDNport = mISDNport_first;
-       while(mISDNport)
-       {
+       while(mISDNport) {
                mISDNport->ifport = NULL;
                mISDNport = mISDNport->next;
        }
 
        /* relink existing mISDNports */
        interface = interface_newlist;
-       while(interface)
-       {
+       while(interface) {
                ifport = interface->ifport;
-               while(ifport)
-               {
+               while(ifport) {
                        mISDNport = mISDNport_first;
-                       while(mISDNport)
-                       {
-                               if (mISDNport->portnum == ifport->portnum)
-                               {
+                       while(mISDNport) {
+                               if (!strcmp(mISDNport->name, ifport->portname))
+                                       ifport->portnum = mISDNport->portnum; /* same name, so we use same number */
+                               if (mISDNport->portnum == ifport->portnum) {
+                                       PDEBUG(DEBUG_ISDN, "Port %d:%s relinking!\n", ifport->portnum, ifport->portname);
                                        ifport->mISDNport = mISDNport;
                                        mISDNport->ifport = ifport;
                                        set_defaults(ifport);
@@ -1248,12 +1591,10 @@ void relink_interfaces(void)
        /* close unused mISDNports */
        closeagain:
        mISDNport = mISDNport_first;
-       while(mISDNport)
-       {
-               if (mISDNport->ifport == NULL)
-               {
+       while(mISDNport) {
+               if (mISDNport->ifport == NULL) {
                        PDEBUG(DEBUG_ISDN, "Port %d is not used anymore and will be closed\n", mISDNport->portnum);
-                       /* remove all port objects and destroy port */
+                       /* destroy port */
                        mISDNport_close(mISDNport);
                        goto closeagain;
                }
@@ -1262,14 +1603,15 @@ void relink_interfaces(void)
 
        /* open and link new mISDNports */
        interface = interface_newlist;
-       while(interface)
-       {
+       while(interface) {
                ifport = interface->ifport;
-               while(ifport)
-               {
-                       if (!ifport->mISDNport)
-                       {
-                               load_port(ifport);
+               while(ifport) {
+                       if (!ifport->mISDNport) {
+                               if (!interface->shutdown) {
+                                       load_port(ifport);
+                               } else {
+                                       ifport->block = 2;
+                               }
                        }
                        ifport = ifport->next;
                }
@@ -1287,15 +1629,19 @@ void load_port(struct interface_port *ifport)
        struct mISDNport *mISDNport;
 
        /* open new port */
-       mISDNport = mISDNport_open(ifport->portnum, ifport->ptp, ifport->nt, ifport->l2hold, ifport->interface);
-       if (mISDNport)
-       {
+       mISDNport = mISDNport_open(ifport);
+       if (mISDNport) {
                /* link port */
                ifport->mISDNport = mISDNport;
                mISDNport->ifport = ifport;
+               /* set number and name */
+               ifport->portnum = mISDNport->portnum;
+               SCPY(ifport->portname, mISDNport->name);
+               /* set defaults */
                set_defaults(ifport);
-       } else
-       {
+               /* load static port instances */
+               mISDNport_static(mISDNport);
+       } else {
                ifport->block = 2; /* not available */
        }
 }
@@ -1312,17 +1658,18 @@ void doc_interface(void)
 
        printf("[<name>]\n");
        ifparam = interface_param;
-       while(ifparam->name)
-       {
-               printf("%s %s\n", ifparam->name, ifparam->usage);
+       while(ifparam->name) {
+               if (ifparam->name[0])
+                       printf("%s %s\n", ifparam->name, ifparam->usage);
                ifparam++;
        }
 
        ifparam = interface_param;
-       while(ifparam->name)
-       {
-               printf("\nParameter: %s %s\n", ifparam->name, ifparam->usage);
-               printf("%s\n", ifparam->help);
+       while(ifparam->name) {
+               if (ifparam->name[0]) {
+                       printf("\nParameter: %s %s\n", ifparam->name, ifparam->usage);
+                       printf("%s\n", ifparam->help);
+               }
                ifparam++;
        }
 }
@@ -1331,38 +1678,42 @@ void doc_interface(void)
 /* screen caller id
  * out==0: incoming caller id, out==1: outgoing caller id
  */
-void do_screen(int out, char *id, int idsize, int *type, int *present, struct interface *interface)
+void do_screen(int out, char *id, int idsize, int *type, int *present, const char *interface_name)
 {
        char                    *msn1;
        struct interface_msn    *ifmsn;
        struct interface_screen *ifscreen;
        char suffix[64];
+       struct interface *interface = interface_first;
+
+       while (interface) {
+               if (!strcmp(interface->name, interface_name))
+                       break;
+               interface = interface->next;
+       }
+       if (!interface)
+               return;
 
        /* screen incoming caller id */
-       if (!out)
-       {
+       if (!out) {
                /* check for MSN numbers, use first MSN if no match */
                msn1 = NULL;
                ifmsn = interface->ifmsn;
-               while(ifmsn)
-               {
+               while(ifmsn) {
                        if (!msn1)
                                msn1 = ifmsn->msn;
-                       if (!strcmp(ifmsn->msn, id))
-                       {
+                       if (!strcmp(ifmsn->msn, id)) {
                                break;
                        }
                        ifmsn = ifmsn->next;
                }
-               if (ifmsn)
-               {
-                       start_trace(0, interface, numberrize_callerinfo(id, *type, options.national, options.international), NULL, DIRECTION_IN, 0, 0, "SCREEN (found in MSN list)");
+               if (ifmsn) {
+                       start_trace(-1, interface, numberrize_callerinfo(id, *type, options.national, options.international), NULL, DIRECTION_IN, 0, 0, "SCREEN (found in MSN list)");
                        add_trace("msn", NULL, "%s", id);
                        end_trace();
                }
-               if (!ifmsn && msn1) // not in list, first msn given
-               {
-                       start_trace(0, interface, numberrize_callerinfo(id, *type, options.national, options.international), NULL, DIRECTION_IN, 0, 0, "SCREEN (not found in MSN list)");
+               if (!ifmsn && msn1) { // not in list, first msn given
+                       start_trace(-1, interface, numberrize_callerinfo(id, *type, options.national, options.international), NULL, DIRECTION_IN, 0, 0, "SCREEN (not found in MSN list)");
                        add_trace("msn", "given", "%s", id);
                        add_trace("msn", "used", "%s", msn1);
                        end_trace();
@@ -1376,28 +1727,22 @@ void do_screen(int out, char *id, int idsize, int *type, int *present, struct in
                ifscreen = interface->ifscreen_out;
        else
                ifscreen = interface->ifscreen_in;
-       while (ifscreen)
-       {
+       while (ifscreen) {
                if (ifscreen->match_type==-1 || ifscreen->match_type==*type)
-               if (ifscreen->match_present==-1 || ifscreen->match_present==*present)
-               {
-                       if (strchr(ifscreen->match,'%'))
-                       {
+               if (ifscreen->match_present==-1 || ifscreen->match_present==*present) {
+                       if (strchr(ifscreen->match,'%')) {
                                if (!strncmp(ifscreen->match, id, strchr(ifscreen->match,'%')-ifscreen->match))
                                        break;
-                       } else
-                       {
+                       } else {
                                if (!strcmp(ifscreen->match, id))
                                        break;
                        }
                }
                ifscreen = ifscreen->next;
        }
-       if (ifscreen) // match
-       {
-               start_trace(0, interface, numberrize_callerinfo(id, *type, options.national, options.international), NULL, out?DIRECTION_OUT:DIRECTION_IN, 0, 0, "SCREEN (found in screen list)");
-               switch(*type)
-               {
+       if (ifscreen) { // match
+               start_trace(-1, interface, numberrize_callerinfo(id, *type, options.national, options.international), NULL, out?DIRECTION_OUT:DIRECTION_IN, 0, 0, "SCREEN (found in screen list)");
+               switch(*type) {
                        case INFO_NTYPE_UNKNOWN:
                        add_trace("given", "type", "unknown");
                        break;
@@ -1411,8 +1756,7 @@ void do_screen(int out, char *id, int idsize, int *type, int *present, struct in
                        add_trace("given", "type", "international");
                        break;
                }
-               switch(*present)
-               {
+               switch(*present) {
                        case INFO_PRESENT_ALLOWED:
                        add_trace("given", "present", "allowed");
                        break;
@@ -1424,11 +1768,9 @@ void do_screen(int out, char *id, int idsize, int *type, int *present, struct in
                        break;
                }
                add_trace("given", "id", "%s", id[0]?id:"<empty>");
-               if (ifscreen->result_type != -1)
-               {
+               if (ifscreen->result_type != -1) {
                        *type = ifscreen->result_type;
-                       switch(*type)
-                       {
+                       switch(*type) {
                                case INFO_NTYPE_UNKNOWN:
                                add_trace("used", "type", "unknown");
                                break;
@@ -1443,11 +1785,9 @@ void do_screen(int out, char *id, int idsize, int *type, int *present, struct in
                                break;
                        }
                }
-               if (ifscreen->result_present != -1)
-               {
+               if (ifscreen->result_present != -1) {
                        *present = ifscreen->result_present;
-                       switch(*present)
-                       {
+                       switch(*present) {
                                case INFO_PRESENT_ALLOWED:
                                add_trace("used", "present", "allowed");
                                break;
@@ -1459,19 +1799,16 @@ void do_screen(int out, char *id, int idsize, int *type, int *present, struct in
                                break;
                        }
                }
-               if (strchr(ifscreen->match,'%'))
-               {
+               if (strchr(ifscreen->match,'%')) {
                        SCPY(suffix, strchr(ifscreen->match,'%') - ifscreen->match + id);
                        UNCPY(id, ifscreen->result, idsize);
                        id[idsize-1] = '\0';
-                       if (strchr(id,'%'))
-                       {
+                       if (strchr(id,'%')) {
                                *strchr(id,'%') = '\0';
                                UNCAT(id, suffix, idsize);
                                id[idsize-1] = '\0';
                        }
-               } else
-               {
+               } else {
                        UNCPY(id, ifscreen->result, idsize);
                        id[idsize-1] = '\0';
                }