Hamlib/rpcrot/rpcrotd.c

306 wiersze
6.8 KiB
C

/*
* rpcrotd - (C) Stephane Fillod 2001-2002
*
* This program let programs control a rotator through
* the mean of RPC services using Hamlib.
*
* $Id: rpcrotd.c,v 1.4 2002-12-16 22:07:02 fillods Exp $
*
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "rpcrot.h"
#include <stdio.h>
#include <stdlib.h>
#include <rpc/pmap_clnt.h>
#include <string.h>
#include <memory.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <unistd.h>
#include <netdb.h>
#ifdef HAVE_RPC_RPCENT_H
#include <rpc/rpcent.h>
#endif
#include <getopt.h>
#include <hamlib/rotator.h>
/*
* Prototypes
*/
void usage();
void version();
void rotd_exit();
void rotprog_1(struct svc_req *rqstp, register SVCXPRT *transp);
/*
* Reminder: when adding long options,
* keep up to date SHORT_OPTIONS, usage()'s output and man page. thanks.
* NB: do NOT use -W since it's reserved by POSIX.
* TODO: add an option to read from a file
*/
#define SHORT_OPTIONS "m:r:s:C:t:vhV"
static struct option long_options[] =
{
{"model", 1, 0, 'm'},
{"rot-file", 1, 0, 'r'},
{"serial-speed", 1, 0, 's'},
{"set-conf", 1, 0, 'C'},
{"prog", 1, 0, 't'},
{"verbose", 0, 0, 'v'},
{"help", 0, 0, 'h'},
{"version", 0, 0, 'V'},
{0, 0, 0, 0}
};
int set_conf(ROT *my_rot, char *conf_parms)
{
char *p, *q, *n;
int ret;
p = conf_parms;
while (p && *p != '\0') {
/* FIXME: left hand value of = cannot be null */
q = strchr(p, '=');
if (q) *q++ = '\0';
n = strchr(q, ',');
if (n) *n++ = '\0';
ret = rot_set_conf(my_rot, rot_token_lookup(my_rot, p), q);
if (ret != RIG_OK)
return ret;
p = n;
}
return RIG_OK;
}
static unsigned long extract_prognum(const char val[])
{
if (val[0] == '+') {
return ROTPROG + atol(val+1);
} else
if (val[0] < '0' || val[0] > '9') {
struct rpcent *ent;
ent = getrpcbyname (val);
if (ent)
return ent->r_number;
else
return 0;
} else
return atol(val);
}
ROT *the_rpc_rot;
#define MAXCONFLEN 128
int
main (int argc, char *argv[])
{
register SVCXPRT *transp;
rot_model_t my_model = ROT_MODEL_DUMMY;
int retcode; /* generic return code from functions */
int verbose = 0;
const char *rot_file=NULL;
int serial_rate = 0;
char conf_parms[MAXCONFLEN] = "";
unsigned long prognum = ROTPROG;
/* Arguments parsing */
while(1) {
int c;
int option_index = 0;
c = getopt_long (argc, argv, SHORT_OPTIONS,
long_options, &option_index);
if (c == -1)
break;
switch(c) {
case 'h':
usage();
exit(0);
case 'V':
version();
exit(0);
case 'm':
if (!optarg) {
usage(); /* wrong arg count */
exit(1);
}
my_model = atoi(optarg);
break;
case 'r':
if (!optarg) {
usage(); /* wrong arg count */
exit(1);
}
rot_file = optarg;
break;
case 's':
if (!optarg) {
usage(); /* wrong arg count */
exit(1);
}
serial_rate = atoi(optarg);
break;
case 'C':
if (!optarg) {
usage(); /* wrong arg count */
exit(1);
}
if (*conf_parms != '\0')
strcat(conf_parms, ",");
strncat(conf_parms, optarg, MAXCONFLEN-strlen(conf_parms));
break;
case 't':
if (!optarg) {
usage(); /* wrong arg count */
exit(1);
}
prognum = extract_prognum(optarg);
break;
case 'v':
verbose++;
break;
default:
usage(); /* unknown option? */
exit(1);
}
}
if (verbose < 2)
rig_set_debug(RIG_DEBUG_WARN);
/* Opening the local rotator */
the_rpc_rot = rot_init(my_model);
if (!the_rpc_rot) {
fprintf(stderr, "Unknown rotator num %d, or initialization error.\n",
my_model);
fprintf(stderr, "Please check with rotctl --list option.\n");
exit(2);
}
retcode = set_conf(the_rpc_rot, conf_parms);
if (retcode != RIG_OK) {
fprintf(stderr, "Config parameter error: %s\n", rigerror(retcode));
exit(2);
}
if (rot_file)
strncpy(the_rpc_rot->state.rotport.pathname, rot_file, FILPATHLEN);
/* FIXME: bound checking and port type == serial */
if (serial_rate != 0)
the_rpc_rot->state.rotport.parm.serial.rate = serial_rate;
retcode = rot_open(the_rpc_rot);
if (retcode != RIG_OK) {
fprintf(stderr,"rot_open: error = %s \n", rigerror(retcode));
exit(2);
}
atexit(rotd_exit);
if (verbose > 0)
printf("Opened rotator model %d, '%s'\n", the_rpc_rot->caps->rot_model,
the_rpc_rot->caps->model_name);
/* Setup the RPC service and fire it up */
pmap_unset (prognum, ROTVERS);
transp = svcudp_create(RPC_ANYSOCK); /* Looks like we can spesify a socket number here?? */
if (transp == NULL) {
fprintf (stderr, "cannot create udp service.");
exit(1);
}
if (!svc_register(transp, prognum, ROTVERS, rotprog_1, IPPROTO_UDP)) {
fprintf (stderr, "unable to register (%lu, %u, udp).", prognum, ROTVERS);
exit(1);
}
transp = svctcp_create(RPC_ANYSOCK, 0, 0);
if (transp == NULL) {
fprintf (stderr, "%s", "cannot create tcp service.");
exit(1);
}
if (!svc_register(transp, prognum, ROTVERS, rotprog_1, IPPROTO_TCP)) {
fprintf (stderr, "unable to register (%lu, %u, tcp).", prognum, ROTVERS);
exit(1);
}
svc_run ();
fprintf (stderr, "svc_run returned");
/* the rotator gets automatically closed in rotd_exit() */
exit (1);
/* NOTREACHED */
}
void rotd_exit()
{
rot_close(the_rpc_rot);
rot_cleanup(the_rpc_rot);
}
void usage()
{
printf("Usage: rpc.rotd [OPTION]... [COMMAND]...\n"
"Offer RPC services to remotely control a connected rotator.\n\n");
printf(
" -m, --model=ID select rotator model number. See model list\n"
" -r, --rot-file=DEVICE set device of the rotator to operate on\n"
" -s, --serial-speed=BAUD set serial speed of the serial port\n"
" -C, --set-conf=PARM=VAL set config parameters\n"
" -t, --prog=NUMBER set RPC program number\n"
" -v, --verbose set verbose mode, cumulative\n"
" -h, --help display this help and exit\n"
" -V, --version output version information and exit\n\n"
);
printf("\nReport bugs to <hamlib-developer@lists.sourceforge.net>.\n");
}
void version()
{
printf("rpcrotd, %s\n\n", hamlib_version);
printf("%s\n", hamlib_copyright);
}
/* end of file */