#ifndef AODVCONST_H#define AODVCONST_H//these are costants for the msg->kind field//then it is important to do not set them with the//same values of the other costants like DATA,MOVE..//in costants.h that go in the same message field#define RREQ 4#define RREP 5#define RERR 6#define RREP_ACK  8 //for the rrep msg!#define HELLO 9/* ----- self messages ---- */#define SEND_HELLO 11//make a data send trial to be aborted#define FLUSH 10//delete the entry of a route in the routes table#define DELETE   12//ntice the rrep ack has failed to arrive#define ESP_ACK 13//make a node to be taken out from the black list#define BLK_LIST 7/* ------ message priorities ------ */#define  P_RREP 1#define  P_RREQ 2#define  P_RERR 5#define  P_RREP_ACK 0#define  P_HELLO 7#define  P_SEND_HELLO 6#define  P_FLUSH  11#define  P_DELETE 8#define  P_ESP_ACK 9#define  P_BLK_LIST 10/* ----- time costants:   1sec = 1 ----- *////evry 3ms 3   it shold be ALLOWED_HELLO_LOSS * HELLO_INTERVAL.#define ACTIVE_ROUTE_TIMEOUT 3#define MY_ROUTE_TIMEOUT 2 * ACTIVE_ROUTE_TIMEOUT#define ALLOWED_HELLO_LOSS 2//============#define HELLO_INTERVAL 100//#define DELETE_PERIOD 4//almost how meny hops to go from side to side.#define NET_DIAMETER 24#define NET_TRAVERSAL_TIME 3  * NODE_TRAVERSAL_TIME * NET_DIAMETER / 2#define PATH_TRAVERSAL_TIME 2  *NET_DIAMETER*NODE_TRAVERSAL_TIME//maximum waiting time for an ack message#define NEXT_HOP_WAIT  NODE_TRAVERSAL_TIME + 2/* The IEEE AODV standard draft v10 specify the reverse route time life as : * current time + PATH_TRAVERSAL_TIME - 2* HopCount * NODE_TRAVERSAL_TIME * but the costant NODE_TRAVERSAL_TIME has an undefined value of 40. * If this value is intended to be seconds,it is extremly high. * For this reason I decided to define the route time out like it has been done * in the MONARCH project, setting it to 6 seconds. */#define REV_ROUTE_LIFE 6/* ------ other costants -----*/#define INFINITE 65536#define RREQ_RETRIES 3#define RREP_RETRIES 2#define TTL_START 1#define TTL_INCREMENT 2#define TTL_THRESHOLD 7#define BLACKLIST_TIMEOUT RREQ_RETRIES * NET_TRAVERSAL_TIME//18 byte * 8 = 144 bit#define CTRL_PKT_SIZE  512#endif