other_mirrors/ iodine
1
0
Fork 0
mirror of https://github.com/yarrick/iodine.git synced 2024-11-23 16:49:19 +02:00
Code Issues Packages Projects Releases Wiki Activity

Added port range check, based on patch from Maxim Bourmistrov

This commit is contained in:
Erik Ekman 2008-01-07 22:18:27 +00:00
parent ac46718c16
commit b121f638d0
1 changed files with 10 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
src/iodined.c
View File

@ -495,10 +495,6 @@ main(int argc, char **argv)
break;
case 'p':
port = atoi(optarg);
if (port) {
printf("ALERT! Other dns servers expect you to run on port 53.\n");
printf("You must manually forward port 53 to port %d for things to work.\n", port);
}
break;
case 'P':
strncpy(password, optarg, sizeof(password));
@ -547,6 +543,16 @@ main(int argc, char **argv)
warnx("Bad MTU given.\n");
usage();
}
if(port < 1 || port > 65535) {
warnx("Bad port number given.\n");
usage();
}
if (port != 53) {
printf("ALERT! Other dns servers expect you to run on port 53.\n");
printf("You must manually forward port 53 to port %d for things to work.\n", port);
}
if (listen_ip == INADDR_NONE) {
warnx("Bad IP address to listen on.\n");