int main(int argc, char **argv) { int c, pid; extern char version[]; while ((c = getopt(argc, argv, "34adfs:v")) != -1) { switch (c) { case '3': Not3Flag++; break; case '4': Not4Flag++; break; case 'a': AllFlag++; break; case 'd': DebugFlag++; break; case 'f': ForegroundFlag++; break; case 's': MopdDir = optarg; break; case 'v': VersionFlag++; break; default: Usage(); /* NOTREACHED */ } } argc -= optind; argv += optind; if (VersionFlag) { fprintf(stdout,"%s: version %s\n", getprogname(), version); exit(0); } if ((AllFlag && argc != 0) || (!AllFlag && argc == 0) || (Not3Flag && Not4Flag)) Usage(); /* All error reporting is done through syslogs. */ openlog("mopd", LOG_PID, LOG_DAEMON); if ((!ForegroundFlag) && DebugFlag) fprintf(stdout, "%s: not running as daemon, -d given.\n", getprogname()); if ((!ForegroundFlag) && (!DebugFlag)) { pid = fork(); if (pid > 0) /* Parent exits, leaving child in background. */ exit(0); else if (pid == -1) { syslog(LOG_ERR, "cannot fork"); exit(0); } /* Fade into the background */ daemon(0, 0); pidfile(NULL); } syslog(LOG_INFO, "%s %s started.", getprogname(), version); if (AllFlag) deviceInitAll(); else { while (argc--) deviceInitOne(*argv++); } Loop(); /* NOTREACHED */ return (0); }
int main(int argc, char **argv) { struct dllist dl; int op, i; char *filename; struct if_info *ii; int error; mopInteractive = 1; opterr = 0; while ((op = getopt(argc, argv, "av")) != -1) { switch (op) { case 'a': AllFlag++; break; case 'v': VersionFlag++; break; default: Usage(); /* NOTREACHED */ } } if (VersionFlag) printf("%s: Version %s\n", getprogname(), version); if (AllFlag) { if (VersionFlag) printf("\n"); iflist = NULL; deviceInitAll(); if (iflist == NULL) printf("No interface\n"); else { printf("Interface Address\n"); for (ii = iflist; ii; ii = ii->next) printf("%-9s %x:%x:%x:%x:%x:%x\n", ii->if_name, ii->eaddr[0], ii->eaddr[1], ii->eaddr[2], ii->eaddr[3], ii->eaddr[4], ii->eaddr[5]); } } if (VersionFlag || AllFlag) i = 1; else i = 0; while (argc > optind) { if (i) printf("\n"); i++; filename = argv[optind++]; printf("Checking: %s\n", filename); dl.ldfd = open(filename, O_RDONLY, 0); if (dl.ldfd == -1) printf("Unknown file.\n"); else { if ((error = CheckElfFile(dl.ldfd)) == 0) { if (GetElfFileInfo(&dl) < 0) { printf( "Some failure in GetElfFileInfo\n"); } } else if ((error = CheckAOutFile(dl.ldfd)) == 0) { if (GetAOutFileInfo(&dl) < 0) { printf( "Some failure in GetAOutFileInfo\n"); } } else if ((error = CheckMopFile(dl.ldfd)) == 0) { if (GetMopFileInfo(&dl) < 0) { printf( "Some failure in GetMopFileInfo\n"); } } } (void) close(dl.ldfd); } return (0); }
int main(int argc, char *argv[]) { int c; char *interface; struct passwd *pw; extern char version[]; while ((c = getopt(argc, argv, "34adfv")) != -1) switch (c) { case '3': Not3Flag = 1; break; case '4': Not4Flag = 1; break; case 'a': AllFlag = 1; break; case 'd': DebugFlag++; break; case 'f': ForegroundFlag = 1; break; case 'v': VersionFlag = 1; break; default: Usage(); /* NOTREACHED */ } if (VersionFlag) { fprintf(stdout,"%s: version %s\n", __progname, version); exit(0); } interface = argv[optind++]; if ((AllFlag && interface) || (!AllFlag && interface == 0) || (argc > optind) || (Not3Flag && Not4Flag)) Usage(); /* All error reporting is done through syslogs. */ openlog(__progname, LOG_PID | LOG_CONS, LOG_DAEMON); tzset(); if ((pw = getpwnam("_mopd")) == NULL) err(1, "getpwnam"); if ((!ForegroundFlag) && DebugFlag) fprintf(stdout, "%s: not running as daemon, -d given.\n", __progname); if ((!ForegroundFlag) && (!DebugFlag)) if (daemon(0, 0) == -1) err(1, NULL); syslog(LOG_INFO, "%s %s started.", __progname, version); if (AllFlag) deviceInitAll(); else deviceInitOne(interface); if (chroot(MOP_FILE_PATH) == -1) { syslog(LOG_CRIT, "chroot %s: %m", MOP_FILE_PATH); exit(1); } if (chdir("/") == -1) { syslog(LOG_CRIT, "chdir(\"/\"): %m"); exit(1); } if (setgroups(1, &pw->pw_gid) || setresgid(pw->pw_gid, pw->pw_gid, pw->pw_gid) || setresuid(pw->pw_uid, pw->pw_uid, pw->pw_uid)) { syslog(LOG_CRIT, "can't drop privileges: %m"); exit(1); } endpwent(); Loop(); /* NOTREACHED */ }