mISDNuser/example/logger.c

478 lines
11 KiB
C

#include <stdio.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <stdlib.h>
#include <unistd.h>
#include <signal.h>
#include <fcntl.h>
#include <errno.h>
#include <string.h>
#include "mISDNlib.h"
#include "l3dss1.h"
void usage(pname)
char *pname;
{
fprintf(stderr,"Call with %s [options] [filename]\n",pname);
fprintf(stderr,"\n");
fprintf(stderr,"\n Valid options are:\n");
fprintf(stderr,"\n");
fprintf(stderr," -? Usage ; printout this information\n");
fprintf(stderr," -c<n> use card number n (default 1)\n");
fprintf(stderr," -F<n> use function n (default 0)\n");
fprintf(stderr," 0 normal logging\n");
fprintf(stderr,"\n");
}
typedef struct _devinfo {
int device;
int cardnr;
int func;
char phonenr[32];
int d_stid;
int layer1;
int layer2;
int layer3;
int b_stid[2];
int b_adress[2];
int used_bchannel;
int save;
int flag;
int val;
int cr;
int si;
int bl1_prot;
int bl2_prot;
int bl3_prot;
} devinfo_t;
#define FLG_SEND_TONE 0x0001
#define FLG_SEND_DATA 0x0002
#define FLG_BCHANNEL_SETUP 0x0010
#define FLG_BCHANNEL_DOACTIVE 0x0020
#define FLG_BCHANNEL_ACTIVE 0x0040
#define FLG_BCHANNEL_ACTDELAYED 0x0080
#define FLG_CALL_ORGINATE 0x0100
#define FLG_BCHANNEL_EARLY 0x0200
#define MAX_REC_BUF 4000
#define MAX_DATA_BUF 1024
static int VerifyOn=0;
static devinfo_t *init_di = NULL;
#define MsgHead(ptr, cref, mty) \
*ptr++ = 0x8; \
if (cref == -1) { \
*ptr++ = 0x0; \
} else { \
*ptr++ = 0x1; \
*ptr++ = cref^0x80; \
} \
*ptr++ = mty
int printhexdata(FILE *f, int len, u_char *p)
{
while(len--) {
fprintf(f, "%02x", *p++);
if (len)
fprintf(f, " ");
}
fprintf(f, "\n");
return(0);
}
int process_dchannel(devinfo_t *di, int len, iframe_t *frm)
{
write(di->save, frm, len);
if (frm->prim == (PH_DATA | INDICATION) && (frm->len >0)) {
if (VerifyOn>5)
printhexdata(stdout, frm->len, &frm->data.i);
}
return(0);
}
int setup_bchannel(devinfo_t *di) {
mISDN_pid_t pid;
int ret;
layer_info_t li;
if ((di->used_bchannel<0) || (di->used_bchannel>1)) {
fprintf(stdout, "wrong channel %d\n", di->used_bchannel);
return(0);
}
memset(&li, 0, sizeof(layer_info_t));
strcpy(&li.name[0], "B L3");
li.object_id = -1;
li.extentions = 0;
li.pid.protocol[3] = di->bl3_prot;
li.pid.layermask = ISDN_LAYER(3);
li.st = di->b_stid[di->used_bchannel];
ret = mISDN_new_layer(di->device, &li);
if (ret<0) {
fprintf(stdout, "new_layer ret(%d)\n", ret);
return(0);
}
if (ret) {
di->b_adress[di->used_bchannel] = ret;
if (VerifyOn>2)
fprintf(stdout,"b_adress%d %08x\n",
di->used_bchannel+1, ret);
memset(&pid, 0, sizeof(mISDN_pid_t));
pid.protocol[1] = di->bl1_prot;
pid.protocol[2] = di->bl2_prot;
pid.protocol[3] = di->bl3_prot;
pid.layermask = ISDN_LAYER(1) | ISDN_LAYER(2)| ISDN_LAYER(3);
if (di->flag & FLG_CALL_ORGINATE)
pid.global = 1;
ret = mISDN_set_stack(di->device,
di->b_stid[di->used_bchannel], &pid);
if (ret) {
fprintf(stdout, "set_stack ret(%d)\n", ret);
return(0);
}
ret = di->b_adress[di->used_bchannel];
}
return(ret);
}
int activate_bchan(devinfo_t *di) {
unsigned char buf[128];
iframe_t *rfrm;
int ret;
ret = mISDN_write_frame(di->device, buf,
di->b_adress[di->used_bchannel] | IF_DOWN,
DL_ESTABLISH | REQUEST, 0, 0, NULL, TIMEOUT_1SEC);
if (VerifyOn>3)
fprintf(stdout,"DL_ESTABLISH write ret=%d\n", ret);
ret = mISDN_read(di->device, buf, 128, TIMEOUT_10SEC);
if (VerifyOn>3)
fprintf(stdout,"DL_ESTABLISH read ret=%d\n", ret);
rfrm = (iframe_t *)buf;
if (ret>0) {
if (rfrm->prim == (DL_ESTABLISH | CONFIRM)) {
di->flag |= FLG_BCHANNEL_ACTIVE;
}
}
return(ret);
}
int deactivate_bchan(devinfo_t *di) {
unsigned char buf[128];
int ret;
ret = mISDN_write_frame(di->device, buf,
di->b_adress[di->used_bchannel] | IF_DOWN,
DL_RELEASE | REQUEST, 0, 0, NULL, TIMEOUT_1SEC);
if (VerifyOn>3)
fprintf(stdout,"DL_RELEASE write ret=%d\n", ret);
ret = mISDN_read(di->device, buf, 128, TIMEOUT_10SEC);
if (VerifyOn>3)
fprintf(stdout,"DL_RELEASE read ret=%d\n", ret);
di->flag &= ~FLG_BCHANNEL_ACTIVE;
di->flag &= ~FLG_BCHANNEL_SETUP;
ret = mISDN_clear_stack(di->device, di->b_stid[di->used_bchannel]);
if (VerifyOn>3)
fprintf(stdout,"clear_stack ret=%d\n", ret);
return(ret);
}
int read_mutiplexer(devinfo_t *di) {
unsigned char *p, *msg, buf[MAX_REC_BUF];
iframe_t *rfrm;
int timeout = TIMEOUT_10SEC;
int ret = 0;
int len;
rfrm = (iframe_t *)buf;
/* Main loop */
while (1){
ret = mISDN_read(di->device, buf, MAX_REC_BUF, timeout);
if (VerifyOn>3)
fprintf(stdout,"readloop ret=%d\n", ret);
if (ret == -1) {
fprintf(stdout,"readloop read error\n");
break;
}
if (ret >= 16) {
if (VerifyOn>4)
fprintf(stdout,"readloop addr(%x) prim(%x) len(%d)\n",
rfrm->addr, rfrm->prim, rfrm->len);
if (rfrm->addr == (di->b_adress[di->used_bchannel] | IF_DOWN)) {
/* B-Channel related messages */
if (rfrm->prim == (DL_DATA | INDICATION)) {
/* received data, save it */
write(di->save, &rfrm->data.i, rfrm->len);
}
/* D-Channel related messages */
} else if (rfrm->addr == (di->layer2 | IF_DOWN)) {
if (VerifyOn>4)
fprintf(stdout,"readloop addr(%x) prim(%x)len(%d)\n",
rfrm->addr, rfrm->prim, rfrm->len);
process_dchannel(di, ret, rfrm);
} else {
if (VerifyOn)
fprintf(stdout,"readloop unknown addr(%x) prim((%x)len(%d)\n",
rfrm->addr, rfrm->prim, rfrm->len);
}
}
}
return(0);
}
int
add_dlayer2(devinfo_t *di, int prot)
{
layer_info_t li;
stack_info_t si;
interface_info_t ii;
int lid, ret;
memset(&li, 0, sizeof(layer_info_t));
strcpy(&li.name[0], "user L2");
li.object_id = -1;
li.extentions = 0;
li.pid.protocol[2] = prot;
li.pid.layermask = ISDN_LAYER(2);
li.st = di->d_stid;
lid = mISDN_new_layer(di->device, &li);
if (lid<0)
return(12);
di->layer2 = lid;
if (!di->layer2)
return(13);
/*
* EXT_IF_CREATE | EXT_IF_EXCLUSIV sorgen dafuer, das wenn die L3
* Schnittstelle schon benutzt ist, eine neue L2 Instanz erzeugt
* wird
*/
ii.extentions = EXT_IF_CREATE | EXT_IF_EXCLUSIV;
ii.owner = di->layer2;
ii.peer = di->layer1;
ii.stat = IF_DOWN;
ret = mISDN_connect(di->device, &ii);
if (ret)
return(13);
ii.owner = di->layer2;
ii.stat = IF_DOWN;
ret = mISDN_get_interface_info(di->device, &ii);
if (ret != 0)
return(14);
if (ii.peer == di->layer1)
fprintf(stdout, "Layer 1 not cloned\n");
else
fprintf(stdout, "Layer 1 %08x cloned from %08x\n",
ii.peer, di->layer1);
return(0);
}
int do_setup(devinfo_t *di) {
unsigned char buf[1024];
iframe_t *frm = (iframe_t *)buf;
int i, ret = 0;
stack_info_t *stinf;
status_info_t *si;
di->bl2_prot = ISDN_PID_L2_B_TRANS;
di->bl3_prot = ISDN_PID_L3_B_TRANS;
switch (di->func) {
case 0:
di->bl1_prot = ISDN_PID_L1_B_64TRANS;
di->si = 1;
break;
default:
fprintf(stdout,"unknown program function %d\n",
di->func);
return(1);
}
ret = mISDN_get_stack_count(di->device);
if (VerifyOn>1)
fprintf(stdout,"%d stacks found\n", ret);
if (ret < di->cardnr) {
fprintf(stdout,"cannot config card nr %d only %d cards\n",
di->cardnr, ret);
return(2);
}
ret = mISDN_get_stack_info(di->device, di->cardnr, buf, 1024);
if (ret<=0) {
fprintf(stdout,"cannot get stackinfo err: %d\n", ret);
return(3);
}
stinf = (stack_info_t *)&frm->data.p;
if (VerifyOn>1)
mISDNprint_stack_info(stdout, stinf);
di->d_stid = stinf->id;
for (i=0;i<2;i++) {
if (stinf->childcnt>i)
di->b_stid[i] = stinf->child[i];
else
di->b_stid[i] = 0;
}
di->layer1 = mISDN_get_layerid(di->device, di->d_stid, 1);
if (di->layer1<0) {
fprintf(stdout,"cannot get layer1\n");
return(4);
}
if (VerifyOn>1)
fprintf(stdout,"layer1 id %08x\n", di->layer1);
di->layer2 = mISDN_get_layerid(di->device, di->d_stid, 2);
if (VerifyOn>1)
fprintf(stdout,"layer2 id %08x\n", di->layer2);
if (di->layer2) {
fprintf(stdout,"layer 2 allready present\n");
return(5);
}
ret = add_dlayer2(di, ISDN_PID_L2_LAPD);
if (ret)
return(ret);
ret = mISDN_get_status_info(di->device, di->layer1, buf, 1024);
if (ret > mISDN_HEADER_LEN) {
si = (status_info_t *)&frm->data.p;
mISDNprint_status(stdout, si);
} else
fprintf(stdout,"mISDN_get_status_info ret(%d)\n", ret);
ret = mISDN_get_status_info(di->device, di->layer2, buf, 1024);
if (ret > mISDN_HEADER_LEN) {
si = (status_info_t *)&frm->data.p;
mISDNprint_status(stdout, si);
} else
fprintf(stdout,"mISDN_get_status_info ret(%d)\n", ret);
sleep(1);
init_di = di;
return(0);
}
void
close_di(devinfo_t *di) {
unsigned char buf[1024];
int ret = 0;
init_di = NULL;
ret = mISDN_write_frame(di->device, buf, di->layer3 | IF_DOWN,
MGR_DELLAYER | REQUEST, 0, 0, NULL, TIMEOUT_1SEC);
if (VerifyOn>3)
fprintf(stdout,"ret=%d\n", ret);
ret = mISDN_read(di->device, buf, 1024, TIMEOUT_10SEC);
if (VerifyOn>3)
fprintf(stdout,"read ret=%d\n", ret);
}
static void
term_handler(int sig)
{
if (init_di)
close_di(init_di);
}
int main(argc,argv)
int argc;
char *argv[];
{
char FileName[200],FileNameOut[200];
int aidx=1,para=1, idx;
char sw;
devinfo_t mISDN;
int err;
fprintf(stderr,"TestmISDN 1.0\n");
strcpy(FileName, "test_file");
memset(&mISDN, 0, sizeof(mISDN));
mISDN.cardnr = 1;
mISDN.func = 0;
mISDN.phonenr[0] = 0;
signal(SIGTERM, term_handler);
signal(SIGINT, term_handler);
signal(SIGPIPE, term_handler);
if (argc<1) {
fprintf(stderr,"Error: Not enough arguments please check\n");
usage(argv[0]);
exit(1);
} else {
do {
if (argv[aidx] && argv[aidx][0]=='-') {
sw=argv[aidx][1];
switch (sw) {
case 'v':
case 'V':
VerifyOn=1;
if (argv[aidx][2]) {
VerifyOn=atol(&argv[aidx][2]);
}
break;
case 'c':
if (argv[aidx][2]) {
mISDN.cardnr=atol(&argv[aidx][2]);
}
break;
case 'F':
if (argv[aidx][2]) {
mISDN.func=atol(&argv[aidx][2]);
}
break;
case '?' :
usage(argv[0]);
exit(1);
break;
default : fprintf(stderr,"Unknown Switch %c\n",sw);
usage(argv[0]);
exit(1);
break;
}
} else {
if (para==1) {
if (argc > 1)
strcpy(FileName,argv[aidx]);
para++;
} else {
fprintf(stderr,"Undefined argument %s\n",argv[aidx]);
usage(argv[0]);
exit(1);
}
}
aidx++;
} while (aidx<argc);
}
if (0>(mISDN.device = mISDN_open())) {
printf("TestmISDN cannot open mISDN due to %s\n",
strerror(errno));
return(1);
}
sprintf(FileNameOut,"%s",FileName);
if (0>(mISDN.save = open(FileName, O_WRONLY|O_CREAT|O_TRUNC,S_IRWXU))) {
printf("TestmISDN cannot open %s due to %s\n",FileName,
strerror(errno));
close(mISDN.device);
return(1);
}
if (VerifyOn>8)
fprintf(stdout,"fileno %d/%d\n",mISDN.save, mISDN.device);
err = do_setup(&mISDN);
if (err)
fprintf(stdout,"do_setup error %d\n", err);
else
read_mutiplexer(&mISDN);
close(mISDN.save);
err=mISDN_close(mISDN.device);
if (err)
fprintf(stdout,"mISDN_close: error(%d): %s\n", err,
strerror(err));
return(0);
}