portinfo.c

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/*! \file
 * \brief Interface to mISDN - port info
 * \author Christian Richter <[email protected]>
 */

/*** MODULEINFO
 <support_level>extended</support_level>
 ***/

#include "isdn_lib.h"
#include "isdn_lib_intern.h"


/*
 * global function to show all available isdn ports
 */
void isdn_port_info(void)
{
 int err;
 int i, ii, p;
 int useable, nt, pri;
 unsigned char buff[1025];
 iframe_t *frm = (iframe_t *)buff;
 stack_info_t *stinf;
 int device;

 /* open mISDN */
 if ((device = mISDN_open()) < 0)
 {
 fprintf(stderr, "mISDN_open() failed: ret=%d errno=%d (%s) Check for mISDN modules and device.\n", device, errno, strerror(errno));
 exit(-1);
 }

 /* get number of stacks */
 i = 1;
 ii = mISDN_get_stack_count(device);
 printf("\n");
 if (ii <= 0)
 {
 printf("Found no card. Please be sure to load card drivers.\n");
 }

 /* loop the number of cards and get their info */
 while(i <= ii)
 {
 err = mISDN_get_stack_info(device, i, buff, sizeof(buff));
 if (err <= 0)
 {
 fprintf(stderr, "mISDN_get_stack_info() failed: port=%d err=%d\n", i, err);
 break;
 }
 stinf = (stack_info_t *)&frm->data.p;

 nt = pri = 0;
 useable = 1;

 /* output the port info */
 printf("Port %2d: ", i);
 switch(stinf->pid.protocol[0] & ~ISDN_PID_FEATURE_MASK)
 {
 case ISDN_PID_L0_TE_S0:
 printf("TE-mode BRI S/T interface line (for phone lines)");
#if 0
 if (stinf->pid.protocol[0] & ISDN_PID_L0_TE_S0_HFC & ISDN_PID_FEATURE_MASK)
 printf(" HFC multiport card");
#endif
 break;
 case ISDN_PID_L0_NT_S0:
 nt = 1;
 printf("NT-mode BRI S/T interface port (for phones)");
#if 0
 if (stinf->pid.protocol[0] & ISDN_PID_L0_NT_S0_HFC & ISDN_PID_FEATURE_MASK)
 printf(" HFC multiport card");
#endif
 break;
 case ISDN_PID_L0_TE_U:
 printf("TE-mode BRI U interface line");
 break;
 case ISDN_PID_L0_NT_U:
 nt = 1;
 printf("NT-mode BRI U interface port");
 break;
 case ISDN_PID_L0_TE_UP2:
 printf("TE-mode BRI Up2 interface line");
 break;
 case ISDN_PID_L0_NT_UP2:
 nt = 1;
 printf("NT-mode BRI Up2 interface port");
 break;
 case ISDN_PID_L0_TE_E1:
 pri = 1;
 printf("TE-mode PRI E1 interface line (for phone lines)");
#if 0
 if (stinf->pid.protocol[0] & ISDN_PID_L0_TE_E1_HFC & ISDN_PID_FEATURE_MASK)
 printf(" HFC-E1 card");
#endif
 break;
 case ISDN_PID_L0_NT_E1:
 nt = 1;
 pri = 1;
 printf("NT-mode PRI E1 interface port (for phones)");
#if 0
 if (stinf->pid.protocol[0] & ISDN_PID_L0_NT_E1_HFC & ISDN_PID_FEATURE_MASK)
 printf(" HFC-E1 card");
#endif
 break;
 default:
 useable = 0;
 printf("unknown type 0x%08x",stinf->pid.protocol[0]);
 }
 printf("\n");

 if (nt)
 {
 if (stinf->pid.protocol[1] == 0)
 {
 useable = 0;
 printf(" -> Missing layer 1 NT-mode protocol.\n");
 }
 p = 2;
 while(p <= MAX_LAYER_NR) {
 if (stinf->pid.protocol[p])
 {
 useable = 0;
 printf(" -> Layer %d protocol 0x%08x is detected, but not allowed for NT lib.\n", p, stinf->pid.protocol[p]);
 }
 p++;
 }
 if (useable)
 {
 if (pri)
 printf(" -> Interface is Point-To-Point (PRI).\n");
 else
 printf(" -> Interface can be Poin-To-Point/Multipoint.\n");
 }
 } else
 {
 if (stinf->pid.protocol[1] == 0)
 {
 useable = 0;
 printf(" -> Missing layer 1 protocol.\n");
 }
 if (stinf->pid.protocol[2] == 0)
 {
 useable = 0;
 printf(" -> Missing layer 2 protocol.\n");
 }
 if (stinf->pid.protocol[2] & ISDN_PID_L2_DF_PTP)
 {
 printf(" -> Interface is Poin-To-Point.\n");
 }
 if (stinf->pid.protocol[3] == 0)
 {
 useable = 0;
 printf(" -> Missing layer 3 protocol.\n");
 } else
 {
 printf(" -> Protocol: ");
 switch(stinf->pid.protocol[3] & ~ISDN_PID_FEATURE_MASK)
 {
 case ISDN_PID_L3_DSS1USER:
 printf("DSS1 (Euro ISDN)");
 break;

 default:
 useable = 0;
 printf("unknown protocol 0x%08x",stinf->pid.protocol[3]);
 }
 printf("\n");
 }
 p = 4;
 while(p <= MAX_LAYER_NR) {
 if (stinf->pid.protocol[p])
 {
 useable = 0;
 printf(" -> Layer %d protocol 0x%08x is detected, but not allowed for TE lib.\n", p, stinf->pid.protocol[p]);
 }
 p++;
 }
 printf(" -> childcnt: %d\n",stinf->childcnt);
 }

 if (!useable)
 printf(" * Port NOT useable for PBX\n");

 printf("--------\n");

 i++;
 }
 printf("\n");

 /* close mISDN */
 if ((err = mISDN_close(device)))
 {
 fprintf(stderr, "mISDN_close() failed: err=%d '%s'\n", err, strerror(err));
 exit(-1);
 }
}


int main()
{
 isdn_port_info();
 return 0;
}