conflex.c

DHCP服务器源码

		if (!strcasecmp (atom + 1, "inary-to-ascii"))
			return BINARY_TO_ASCII;
		if (!strcasecmp (atom + 1, "ackoff-cutoff"))
			return BACKOFF_CUTOFF;
		if (!strcasecmp (atom + 1, "ooting"))
			return BOOTING;
		if (!strcasecmp (atom + 1, "oot-unknown-clients"))
			return BOOT_UNKNOWN_CLIENTS;
		if (!strcasecmp (atom + 1, "reak"))
			return BREAK;
		if (!strcasecmp (atom + 1, "illing"))
			return BILLING;
		if (!strcasecmp (atom + 1, "oolean"))
			return BOOLEAN;
		if (!strcasecmp (atom + 1, "alance"))
			return BALANCE;
		if (!strcasecmp (atom + 1, "ound"))
			return BOUND;
		break;
	      case 'c':
		if (!strcasecmp (atom + 1, "ase"))
			return CASE;
		if (!strcasecmp (atom + 1, "ommit"))
			return COMMIT;
		if (!strcasecmp (atom + 1, "ode"))
			return CODE;
		if (!strcasecmp (atom + 1, "onfig-option"))
			return CONFIG_OPTION;
		if (!strcasecmp (atom + 1, "heck"))
			return CHECK;
		if (!strcasecmp (atom + 1, "lass"))
			return CLASS;
		if (!strcasecmp (atom + 1, "lose"))
			return TOKEN_CLOSE;
		if (!strcasecmp (atom + 1, "reate"))
			return TOKEN_CREATE;
		if (!strcasecmp (atom + 1, "iaddr"))
			return CIADDR;
		if (!strncasecmp (atom + 1, "lient", 5)) {
			if (!strcasecmp (atom + 6, "-identifier"))
				return CLIENT_IDENTIFIER;
			if (!strcasecmp (atom + 6, "-hostname"))
				return CLIENT_HOSTNAME;
			if (!strcasecmp (atom + 6, "-state"))
				return CLIENT_STATE;
			if (!strcasecmp (atom + 6, "-updates"))
				return CLIENT_UPDATES;
			if (!strcasecmp (atom + 6, "s"))
				return CLIENTS;
		}
		if (!strcasecmp (atom + 1, "oncat"))
			return CONCAT;
		if (!strcasecmp (atom + 1, "onnect"))
			return CONNECT;
		if (!strcasecmp (atom + 1, "ommunications-interrupted"))
			return COMMUNICATIONS_INTERRUPTED;
		if (!strcasecmp (atom + 1, "ltt"))
			return CLTT;
		break;
	      case 'd':
		if (!strcasecmp (atom + 1, "ns-update"))
			return DNS_UPDATE;
		if (!strcasecmp (atom + 1, "ns-delete"))
			return DNS_DELETE;
		if (!strcasecmp (atom + 1, "omain"))
			return DOMAIN;
		if (!strcasecmp (atom + 1, "omain-name"))
			return DOMAIN_NAME;
		if (!strcasecmp (atom + 1, "o-forward-update"))
			return DO_FORWARD_UPDATE;
		if (!strcasecmp (atom + 1, "ebug"))
			return TOKEN_DEBUG;
		if (!strcasecmp (atom + 1, "eny"))
			return DENY;
		if (!strcasecmp (atom + 1, "eleted"))
			return TOKEN_DELETED;
		if (!strcasecmp (atom + 1, "elete"))
			return TOKEN_DELETE;
		if (!strncasecmp (atom + 1, "efault", 6)) {
			if (!atom [7])
				return DEFAULT;
			if (!strcasecmp (atom + 7, "-lease-time"))
				return DEFAULT_LEASE_TIME;
			break;
		}
		if (!strncasecmp (atom + 1, "ynamic", 6)) {
			if (!atom [7])
				return DYNAMIC;
			if (!strncasecmp (atom + 7, "-bootp", 6)) {
				if (!atom [13])
					return DYNAMIC_BOOTP;
				if (!strcasecmp (atom + 13, "-lease-cutoff"))
					return DYNAMIC_BOOTP_LEASE_CUTOFF;
				if (!strcasecmp (atom + 13, "-lease-length"))
					return DYNAMIC_BOOTP_LEASE_LENGTH;
				break;
			}
		}
		if (!strcasecmp (atom + 1, "uplicates"))
			return DUPLICATES;
		if (!strcasecmp (atom + 1, "eclines"))
			return DECLINES;
		if (!strncasecmp (atom + 1, "efine", 5)) {
			if (!strcasecmp (atom + 6, "d"))
				return DEFINED;
			if (!atom [6])
				return DEFINE;
		}
		break;
	      case 'e':
		if (isascii (atom [1]) && tolower (atom [1]) == 'x') {
			if (!strcasecmp (atom + 2, "tract-int"))
				return EXTRACT_INT;
			if (!strcasecmp (atom + 2, "ists"))
				return EXISTS;
			if (!strcasecmp (atom + 2, "piry"))
				return EXPIRY;
			if (!strcasecmp (atom + 2, "pire"))
				return EXPIRE;
			if (!strcasecmp (atom + 2, "pired"))
				return TOKEN_EXPIRED;
		}
		if (!strcasecmp (atom + 1, "ncode-int"))
			return ENCODE_INT;
		if (!strcasecmp (atom + 1, "thernet"))
			return ETHERNET;
		if (!strcasecmp (atom + 1, "nds"))
			return ENDS;
		if (!strncasecmp (atom + 1, "ls", 2)) {
			if (!strcasecmp (atom + 3, "e"))
				return ELSE;
			if (!strcasecmp (atom + 3, "if"))
				return ELSIF;
			break;
		}
		if (!strcasecmp (atom + 1, "rror"))
			return ERROR;
		if (!strcasecmp (atom + 1, "val"))
			return EVAL;
		if (!strcasecmp (atom + 1, "ncapsulate"))
			return ENCAPSULATE;
		break;
	      case 'f':
		if (!strcasecmp (atom + 1, "atal"))
			return FATAL;
		if (!strcasecmp (atom + 1, "ilename"))
			return FILENAME;
		if (!strcasecmp (atom + 1, "ixed-address"))
			return FIXED_ADDR;
		if (!strcasecmp (atom + 1, "ddi"))
			return FDDI;
		if (!strcasecmp (atom + 1, "ormerr"))
			return NS_FORMERR;
		if (!strcasecmp (atom + 1, "unction"))
			return FUNCTION;
		if (!strcasecmp (atom + 1, "ailover"))
			return FAILOVER;
		if (!strcasecmp (atom + 1, "ree"))
			return TOKEN_FREE;
		break;
	      case 'g':
		if (!strcasecmp (atom + 1, "iaddr"))
			return GIADDR;
		if (!strcasecmp (atom + 1, "roup"))
			return GROUP;
		if (!strcasecmp (atom + 1, "et-lease-hostnames"))
			return GET_LEASE_HOSTNAMES;
		break;
	      case 'h':
		if (!strcasecmp (atom + 1, "ba"))
			return HBA;
		if (!strcasecmp (atom + 1, "ost"))
			return HOST;
		if (!strcasecmp (atom + 1, "ost-decl-name"))
			return HOST_DECL_NAME;
		if (!strcasecmp (atom + 1, "ardware"))
			return HARDWARE;
		if (!strcasecmp (atom + 1, "ostname"))
			return HOSTNAME;
		if (!strcasecmp (atom + 1, "elp"))
			return TOKEN_HELP;
		break;
	      case 'i':
		if (!strcasecmp (atom + 1, "nclude"))
			return INCLUDE;
		if (!strcasecmp (atom + 1, "nteger"))
			return INTEGER;
		if (!strcasecmp (atom + 1, "nfinite"))
			return INFINITE;
		if (!strcasecmp (atom + 1, "nfo"))
			return INFO;
		if (!strcasecmp (atom + 1, "p-address"))
			return IP_ADDRESS;
		if (!strcasecmp (atom + 1, "nitial-interval"))
			return INITIAL_INTERVAL;
		if (!strcasecmp (atom + 1, "nterface"))
			return INTERFACE;
		if (!strcasecmp (atom + 1, "dentifier"))
			return IDENTIFIER;
		if (!strcasecmp (atom + 1, "f"))
			return IF;
		if (!strcasecmp (atom + 1, "s"))
			return IS;
		if (!strcasecmp (atom + 1, "gnore"))
			return IGNORE;
		break;
	      case 'k':
		if (!strcasecmp (atom + 1, "nown"))
			return KNOWN;
		if (!strcasecmp (atom + 1, "ey"))
			return KEY;
		break;
	      case 'l':
		if (!strcasecmp (atom + 1, "ease"))
			return LEASE;
		if (!strcasecmp (atom + 1, "eased-address"))
			return LEASED_ADDRESS;
		if (!strcasecmp (atom + 1, "ease-time"))
			return LEASE_TIME;
		if (!strcasecmp (atom + 1, "imit"))
			return LIMIT;
		if (!strcasecmp (atom + 1, "et"))
			return LET;
		if (!strcasecmp (atom + 1, "oad"))
			return LOAD;
		if (!strcasecmp (atom + 1, "og"))
			return LOG;
		break;
	      case 'm':
		if (!strncasecmp (atom + 1, "ax", 2)) {
			if (!atom [3])
				return TOKEN_MAX;
			if (!strcasecmp (atom + 3, "-lease-time"))
				return MAX_LEASE_TIME;
			if (!strcasecmp (atom + 3, "-transmit-idle"))
				return MAX_TRANSMIT_IDLE;
			if (!strcasecmp (atom + 3, "-response-delay"))
				return MAX_RESPONSE_DELAY;
			if (!strcasecmp (atom + 3, "-unacked-updates"))
				return MAX_UNACKED_UPDATES;
		}
		if (!strncasecmp (atom + 1, "in-", 3)) {
			if (!strcasecmp (atom + 4, "lease-time"))
				return MIN_LEASE_TIME;
			if (!strcasecmp (atom + 4, "secs"))
				return MIN_SECS;
			break;
		}
		if (!strncasecmp (atom + 1, "edi", 3)) {
			if (!strcasecmp (atom + 4, "a"))
				return MEDIA;
			if (!strcasecmp (atom + 4, "um"))
				return MEDIUM;
			break;
		}
		if (!strcasecmp (atom + 1, "atch"))
			return MATCH;
		if (!strcasecmp (atom + 1, "embers"))
			return MEMBERS;
		if (!strcasecmp (atom + 1, "y"))
			return MY;
		if (!strcasecmp (atom + 1, "clt"))
			return MCLT;
		break;
	      case 'n':
		if (!strcasecmp (atom + 1, "ormal"))
			return NORMAL;
		if (!strcasecmp (atom + 1, "ameserver"))
			return NAMESERVER;
		if (!strcasecmp (atom + 1, "etmask"))
			return NETMASK;
		if (!strcasecmp (atom + 1, "ever"))
			return NEVER;
		if (!strcasecmp (atom + 1, "ext-server"))
			return NEXT_SERVER;
		if (!strcasecmp (atom + 1, "ot"))
			return TOKEN_NOT;
		if (!strcasecmp (atom + 1, "o"))
			return NO;
		if (!strcasecmp (atom + 1, "s-update"))
			return NS_UPDATE;
		if (!strcasecmp (atom + 1, "oerror"))
			return NS_NOERROR;
		if (!strcasecmp (atom + 1, "otauth"))
			return NS_NOTAUTH;
		if (!strcasecmp (atom + 1, "otimp"))
			return NS_NOTIMP;
		if (!strcasecmp (atom + 1, "otzone"))
			return NS_NOTZONE;
		if (!strcasecmp (atom + 1, "xdomain"))
			return NS_NXDOMAIN;
		if (!strcasecmp (atom + 1, "xrrset"))
			return NS_NXRRSET;
		if (!strcasecmp (atom + 1, "ull"))
			return TOKEN_NULL;
		if (!strcasecmp (atom + 1, "ext"))
			return TOKEN_NEXT;
		if (!strcasecmp (atom + 1, "ew"))
			return TOKEN_NEW;
		break;
	      case 'o':
		if (!strcasecmp (atom + 1, "mapi"))
			return OMAPI;
		if (!strcasecmp (atom + 1, "r"))
			return OR;
		if (!strcasecmp (atom + 1, "n"))
			return ON;
		if (!strcasecmp (atom + 1, "pen"))
			return TOKEN_OPEN;
		if (!strcasecmp (atom + 1, "ption"))
			return OPTION;
		if (!strcasecmp (atom + 1, "ne-lease-per-client"))
			return ONE_LEASE_PER_CLIENT;
		if (!strcasecmp (atom + 1, "f"))
			return OF;
		if (!strcasecmp (atom + 1, "wner"))
			return OWNER;
		break;
	      case 'p':
		if (!strcasecmp (atom + 1, "repend"))
			return PREPEND;
		if (!strcasecmp (atom + 1, "acket"))
			return PACKET;
		if (!strcasecmp (atom + 1, "ool"))
			return POOL;
		if (!strcasecmp (atom + 1, "seudo"))
			return PSEUDO;
		if (!strcasecmp (atom + 1, "eer"))
			return PEER;
		if (!strcasecmp (atom + 1, "rimary"))
			return PRIMARY;
		if (!strncasecmp (atom + 1, "artner", 6)) {
			if (!atom [7])
				return PARTNER;
			if (!strcasecmp (atom + 7, "-down"))
				return PARTNER_DOWN;
		}
		if (!strcasecmp (atom + 1, "ort"))
			return PORT;
		if (!strcasecmp (atom + 1, "otential-conflict"))
			return POTENTIAL_CONFLICT;
		if (!strcasecmp (atom + 1, "ick-first-value") ||
		    !strcasecmp (atom + 1, "ick"))
			return PICK;
		if (!strcasecmp (atom + 1, "aused"))
			return PAUSED;
		break;
	      case 'r':
		if (!strcasecmp (atom + 1, "esolution-interrupted"))
			return RESOLUTION_INTERRUPTED;
		if (!strcasecmp (atom + 1, "ange"))
			return RANGE;
		if (!strcasecmp (atom + 1, "ecover"))
			return RECOVER;
		if (!strcasecmp (atom + 1, "ecover-done"))
			return RECOVER_DONE;
		if (!strcasecmp (atom + 1, "ecover-wait"))
			return RECOVER_WAIT;
		if (!strcasecmp (atom + 1, "econtact-interval"))
			return RECONTACT_INTERVAL;
		if (!strcasecmp (atom + 1, "equest"))
			return REQUEST;
		if (!strcasecmp (atom + 1, "equire"))
			return REQUIRE;
		if (!strcasecmp (atom + 1, "equire"))
			return REQUIRE;
		if (!strcasecmp (atom + 1, "etry"))
			return RETRY;
		if (!strcasecmp (atom + 1, "eturn"))
			return RETURN;
		if (!strcasecmp (atom + 1, "enew"))
			return RENEW;
		if (!strcasecmp (atom + 1, "ebind"))
			return REBIND;
		if (!strcasecmp (atom + 1, "eboot"))
			return REBOOT;
		if (!strcasecmp (atom + 1, "eject"))
			return REJECT;
		if (!strcasecmp (atom + 1, "everse"))
			return REVERSE;
		if (!strcasecmp (atom + 1, "elease"))
			return RELEASE;
		if (!strcasecmp (atom + 1, "efused"))
			return NS_REFUSED;
		if (!strcasecmp (atom + 1, "eleased"))
			return TOKEN_RELEASED;
		if (!strcasecmp (atom + 1, "eset"))
			return TOKEN_RESET;
		if (!strcasecmp (atom + 1, "eserved"))
			return TOKEN_RESERVED;
		if (!strcasecmp (atom + 1, "emove"))
			return REMOVE;
		if (!strcasecmp (atom + 1, "efresh"))
			return REFRESH;
		break;
	      case 's':
		if (!strcasecmp (atom + 1, "tate"))
			return STATE;
		if (!strcasecmp (atom + 1, "ecret"))
			return SECRET;
		if (!strcasecmp (atom + 1, "ervfail"))
			return NS_SERVFAIL;
		if (!strcasecmp (atom + 1, "witch"))
			return SWITCH;
		if (!strcasecmp (atom + 1, "igned"))
			return SIGNED;
		if (!strcasecmp (atom + 1, "tring"))
			return STRING_TOKEN;
		if (!strcasecmp (atom + 1, "uffix"))
			return SUFFIX;
		if (!strcasecmp (atom + 1, "earch"))
			return SEARCH;
		if (!strcasecmp (atom + 1, "tarts"))
			return STARTS;
		if (!strcasecmp (atom + 1, "iaddr"))
			return SIADDR;
		if (!strcasecmp (atom + 1, "hared-network"))
			return SHARED_NETWORK;
		if (!strcasecmp (atom + 1, "econdary"))
			return SECONDARY;
		if (!strcasecmp (atom + 1, "erver-name"))
			return SERVER_NAME;
		if (!strcasecmp (atom + 1, "erver-identifier"))
			return SERVER_IDENTIFIER;
		if (!strcasecmp (atom + 1, "erver"))
			return SERVER;
		if (!strcasecmp (atom + 1, "elect-timeout"))
			return SELECT_TIMEOUT;
		if (!strcasecmp (atom + 1, "elect"))
			return SELECT;
		if (!strcasecmp (atom + 1, "end"))
			return SEND;
		if (!strcasecmp (atom + 1, "cript"))
			return SCRIPT;
		if (!strcasecmp (atom + 1, "upersede"))
			return SUPERSEDE;
		if (!strncasecmp (atom + 1, "ub", 2)) {
			if (!strcasecmp (atom + 3, "string"))
				return SUBSTRING;
			if (!strcasecmp (atom + 3, "net"))
				return SUBNET;
			if (!strcasecmp (atom + 3, "class"))
				return SUBCLASS;
			break;
		}
		if (!strcasecmp (atom + 1, "pawn"))
			return SPAWN;
		if (!strcasecmp (atom + 1, "pace"))
			return SPACE;
		if (!strcasecmp (atom + 1, "tatic"))
			return STATIC;
		if (!strcasecmp (atom + 1, "plit"))
			return SPLIT;
		if (!strcasecmp (atom + 1, "et"))
			return TOKEN_SET;
		if (!strcasecmp (atom + 1, "econds"))
			return SECONDS;
		if (!strcasecmp (atom + 1, "hutdown"))
			return SHUTDOWN;
		if (!strcasecmp (atom + 1, "tartup"))
			return STARTUP;
		break;
	      case 't':
		if (!strcasecmp (atom + 1, "imestamp"))
			return TIMESTAMP;
		if (!strcasecmp (atom + 1, "imeout"))
			return TIMEOUT;
		if (!strcasecmp (atom + 1, "oken-ring"))
			return TOKEN_RING;
		if (!strcasecmp (atom + 1, "ext"))
			return TEXT;
		if (!strcasecmp (atom + 1, "stp"))
			return TSTP;
		if (!strcasecmp (atom + 1, "sfp"))
			return TSFP;
		if (!strcasecmp (atom + 1, "ransmission"))
			return TRANSMISSION;
		break;
	      case 'u':
		if (!strcasecmp (atom + 1, "nset"))
			return UNSET;
		if (!strcasecmp (atom + 1, "nsigned"))
			return UNSIGNED;
		if (!strcasecmp (atom + 1, "id"))
			return UID;
		if (!strncasecmp (atom + 1, "se", 2)) {
			if (!strcasecmp (atom + 3, "r-class"))
				return USER_CLASS;
			if (!strcasecmp (atom + 3, "-host-decl-names"))
				return USE_HOST_DECL_NAMES;
			if (!strcasecmp (atom + 3,
					 "-lease-addr-for-default-route"))
				return USE_LEASE_ADDR_FOR_DEFAULT_ROUTE;
			break;
		}
		if (!strncasecmp (atom + 1, "nknown", 6)) {
			if (!strcasecmp (atom + 7, "-clients"))
				return UNKNOWN_CLIENTS;
			if (!strcasecmp (atom + 7, "-state"))
				return UNKNOWN_STATE;
			if (!atom [7])
				return UNKNOWN;
			break;
		}
		if (!strcasecmp (atom + 1, "nauthenticated"))
			return AUTHENTICATED;
		if (!strcasecmp (atom + 1, "pdated-dns-rr"))
			return UPDATED_DNS_RR;
		if (!strcasecmp (atom + 1, "pdate"))
			return UPDATE;
		break;
	      case 'v':
		if (!strcasecmp (atom + 1, "endor-class"))
			return VENDOR_CLASS;
		if (!strcasecmp (atom + 1, "endor"))
			return VENDOR;
		break;
	      case 'w':
		if (!strcasecmp (atom + 1, "ith"))
			return WITH;
		break;
	      case 'y':
		if (!strcasecmp (atom + 1, "iaddr"))
			return YIADDR;
		if (!strcasecmp (atom + 1, "xdomain"))
			return NS_YXDOMAIN;
		if (!strcasecmp (atom + 1, "xrrset"))
			return NS_YXRRSET;
		break;
	      case 'z':
		if (!strcasecmp (atom + 1, "one"))
			return ZONE;
		break;
	}
	return dfv;
}