/**
* Create a connection object without queueing
* @retval 1 Success
* @retval 0 failure, conslt errno for more details
*/
struct conn * conn_create_noq(int sock, struct sockaddr * addr)
{
struct conn * conn;
conn = malloc(sizeof (struct conn));
if (!conn)
return NULL;
conn_init(conn);
conn->sock=sock;
if (addr)
sock_copyaddr(&conn->addr,addr);
/* create the CAPWAP framentation manager */
conn->fragman = fragman_create();
if (conn->fragman==NULL){
conn_destroy(conn);
return NULL;
}
/* set packet recieve and send methods */
conn->recv_packet = conn_recv_packet;
conn->recv_packet_peek = conn_recv_packet_peek;
conn->send_packet = conn_send_packet;
/* misc settings */
conn->last_seqnum_received=-1;
conn->mtu=1500;
conn->cur_packet=0;
conn->recv_timeout=1;
conn->seqnum=-1;
conn->write = conn->send_packet;
conn->read = conn->recv_packet;
return conn;
}
/**
* Create a conn object
* @param sock a socket
* @param addr the address associated
* @param qsize size of packet queue
* @return A pointer to the created object
* This function creates a conn obnject with queueing functionality
* for asynchronous operation.
* To create a conn object without queue functionallity use #conn_create_noq.
*/
struct conn * conn_create(int sock, struct sockaddr * addr, int qsize)
{
struct conn * conn;
conn = malloc(sizeof (struct conn));
if (!conn)
return NULL;
conn_init(conn);
conn->sock=sock;
if (addr)
sock_copyaddr(&conn->addr,addr);
conn->fragman = fragman_create();
if (conn->fragman==NULL){
conn_destroy(conn);
return NULL;
}
conn->qsize=qsize;
if (qsize != 0){
if (!(conn->q=malloc( sizeof(uint8_t *) * qsize))){
conn_destroy(conn);
return NULL;
}
conn->qrpos=-1;
if (sem_init(&conn->q_sem,0,0)!=0){
cw_log(LOG_ERR,"Fatal- Can't init semaphore for conn object: %s",strerror(errno));
conn_destroy(conn);
return NULL;
};
conn->recv_packet=conn_q_recv_packet;
conn->recv_packet_peek=conn_q_recv_packet_peek;
}
else{
conn->recv_packet = conn_recv_packet;
conn->recv_packet_peek = conn_recv_packet_peek;
}
conn->send_packet = conn_send_packet;
// conn->send_data_packet = conn_send_data_packet;
conn->last_seqnum_received=-1;
conn->mtu=1500;
conn->cur_packet=0;
conn->recv_timeout=1;
conn->seqnum=-1;
conn->write = conn->send_packet;
conn->read = conn->recv_packet;
// conn->write_data = conn->send_data_packet;
conn->dtls_mtu = 1500;
return conn;
}
