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babeld
Commit 8ab137ec authored by Juliusz Chroboczek's avatar Juliusz Chroboczek
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Use getopt rather than homebrew code.

parent ea464f18
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Showing with 80 additions and 90 deletions
babeld.c
View file @ 8ab137ec
......@@ -102,12 +102,11 @@ int
main(int argc, char **argv)
{
struct sockaddr_in6 sin6;
int rc, fd, rfd, i;
int rc, fd, rfd, i, opt;
time_t expiry_time, source_expiry_time, kernel_dump_time;
char *config_file = NULL;
void *vrc;
unsigned int seed;
char **arg;
struct network *net;
gettime(&now);
......@@ -127,108 +126,109 @@ main(int argc, char **argv)
parse_address("ff02::cca6:c0f9:e182:5373", protocol_group, NULL);
protocol_port = 8475;
#define SHIFT() do { arg++; } while(0)
#define SHIFTE() do { arg++; if(*arg == NULL) goto syntax; } while(0)
arg = argv;
SHIFT();
while(*arg && (*arg)[0] == '-') {
if(strcmp(*arg, "--") == 0) {
SHIFTE();
while(1) {
opt = getopt(argc, argv, "m:p:h:H:i:k:PsS:d:g:lwt:T:c:C:DL:I:");
if(opt < 0)
break;
} else if(strcmp(*arg, "-m") == 0) {
SHIFTE();
rc = parse_address(*arg, protocol_group, NULL);
switch(opt) {
case 'm':
rc = parse_address(optarg, protocol_group, NULL);
if(rc < 0)
goto syntax;
goto usage;
if(protocol_group[0] != 0xff) {
fprintf(stderr,
"%s is not a multicast address\n", *arg);
goto syntax;
"%s is not a multicast address\n", optarg);
goto usage;
}
if(protocol_group[1] != 2) {
fprintf(stderr,
"Warning: %s is not a link-local multicast address\n",
*arg);
optarg);
}
} else if(strcmp(*arg, "-p") == 0) {
SHIFTE();
protocol_port = atoi(*arg);
} else if(strcmp(*arg, "-h") == 0) {
SHIFTE();
wireless_hello_interval = parse_msec(*arg);
break;
case 'p':
protocol_port = atoi(optarg);
break;
case 'h':
wireless_hello_interval = parse_msec(optarg);
if(wireless_hello_interval <= 0 ||
wireless_hello_interval > 0xFFFF * 10)
goto syntax;
} else if(strcmp(*arg, "-H") == 0) {
SHIFTE();
wired_hello_interval = parse_msec(*arg);
goto usage;
break;
case 'H':
wired_hello_interval = parse_msec(optarg);
if(wired_hello_interval <= 0 || wired_hello_interval > 0xFFFF * 10)
goto syntax;
} else if(strcmp(*arg, "-i") == 0) {
SHIFTE();
idle_hello_interval = parse_msec(*arg);
goto usage;
break;
case 'i':
idle_hello_interval = parse_msec(optarg);
if(idle_hello_interval <= 0 || idle_hello_interval > 0xFFFF * 10)
goto syntax;
} else if(strcmp(*arg, "-k") == 0) {
SHIFTE();
kernel_metric = atoi(*arg);
goto usage;
break;
case 'k':
kernel_metric = atoi(optarg);
if(kernel_metric < 0 || kernel_metric > 0xFFFF)
goto syntax;
} else if(strcmp(*arg, "-P") == 0) {
goto usage;
break;
case 'P':
parasitic = 1;
} else if(strcmp(*arg, "-s") == 0) {
break;
case 's':
split_horizon = 0;
} else if(strcmp(*arg, "-S") == 0) {
SHIFTE();
state_file = *arg;
} else if(strcmp(*arg, "-d") == 0) {
SHIFTE();
debug = atoi(*arg);
#ifndef NO_LOCAL_INTERFACE
} else if(strcmp(*arg, "-g") == 0) {
SHIFTE();
local_server_port = atoi(*arg);
break;
case 'S':
state_file = optarg;
break;
case 'd':
debug = atoi(optarg);
break;
case 'g':
#ifdef NO_LOCAL_INTERFACE
fprintf(stderr, "Warning: no local interface in this version.\n");
#else
local_server_port = atoi(optarg);
#endif
} else if(strcmp(*arg, "-l") == 0) {
break;
case 'l':
link_detect = 1;
} else if(strcmp(*arg, "-w") == 0) {
break;
case 'w':
all_wireless = 1;
} else if(strcmp(*arg, "-t") == 0) {
SHIFTE();
export_table = atoi(*arg);
break;
case 't':
export_table = atoi(optarg);
if(export_table < 0 || export_table > 0xFFFF)
goto syntax;
} else if(strcmp(*arg, "-T") == 0) {
SHIFTE();
import_table = atoi(*arg);
goto usage;
break;
case 'T':
import_table = atoi(optarg);
if(import_table < 0 || import_table > 0xFFFF)
goto syntax;
} else if(strcmp(*arg, "-c") == 0) {
SHIFTE();
config_file = *arg;
} else if(strcmp(*arg, "-C") == 0) {
SHIFTE();
rc = parse_config_from_string(*arg);
goto usage;
break;
case 'c':
config_file = optarg;
break;
case 'C':
rc = parse_config_from_string(optarg);
if(rc < 0) {
fprintf(stderr,
"Couldn't parse configuration from command line.\n");
exit(1);
}
} else if(strcmp(*arg, "-D") == 0) {
break;
case 'D':
do_daemonise = 1;
} else if(strcmp(*arg, "-L") == 0) {
SHIFTE();
logfile = *arg;
} else if(strcmp(*arg, "-I") == 0) {
SHIFTE();
pidfile = *arg;
} else {
goto syntax;
break;
case 'L':
logfile = optarg;
break;
case 'I':
pidfile = optarg;
break;
default:
goto usage;
}
SHIFT();
}
......@@ -328,27 +328,17 @@ main(int argc, char **argv)
goto fail_pid;
}
if(*arg) {
unsigned char dummy[16];
rc = parse_address(*arg, dummy, NULL);
if(rc >= 0) {
fprintf(stderr, "Warning: obsolete router-id given.\n");
SHIFT();
}
}
rc = finalise_config();
if(rc < 0) {
fprintf(stderr, "Couldn't finalise configuration.\n");
goto fail;
}
while(*arg) {
debugf("Adding network %s.\n", *arg);
vrc = add_network(*arg, NULL);
for(i = optind; i < argc; i++) {
debugf("Adding network %s.\n", argv[i]);
vrc = add_network(argv[i], NULL);
if(vrc == NULL)
goto fail;
SHIFT();
}
if(networks == NULL) {
......@@ -775,7 +765,7 @@ main(int argc, char **argv)
debugf("Done.\n");
return 0;
syntax:
usage:
fprintf(stderr,
"Syntax: %s "
"[-m multicast_address] [-p port] [-S state-file]\n"
......
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