53 static int send_ack_packet(struct tftp_state *tftp,  in send_ack_packet()  argument
72 	uw->ip = tftp->srv_ip;  in send_ack_packet()
73 	uw->gw = tftp->srv_gw;  in send_ack_packet()
74 	uw->src_port = tftp->my_port;  in send_ack_packet()
75 	uw->dst_port = tftp->srv_port ? tftp->srv_port : htons(69);  in send_ack_packet()
85 	    ur->src_ip = tftp->srv_ip;  in send_ack_packet()
86 	    ur->dest_ip = tftp->my_ip;  in send_ack_packet()
87 	    ur->s_port = tftp->srv_port;  in send_ack_packet()
88 	    ur->d_port = tftp->my_port;  in send_ack_packet()
95 		tftp->srv_ip == ur->src_ip &&  in send_ack_packet()
96 		(tftp->srv_port == 0 ||  in send_ack_packet()
97 		 tftp->srv_port == ur->s_port)) {  in send_ack_packet()
100 		    ntohs(xb[1]) == tftp->seq) {  in send_ack_packet()
101 		    tftp->srv_port = ur->s_port;  in send_ack_packet()
126     struct tftp_state tftp;  in upload_tftp_write()  local
136     tftp.my_ip    = sdi->pxe.myip;  in upload_tftp_write()
137     tftp.my_port  = htons(local_port++);  in upload_tftp_write()
138     tftp.srv_gw   = ((tftp.srv_ip ^ tftp.my_ip) & sdi->pxe.ipinfo->netmask)  in upload_tftp_write()
140     tftp.srv_port = 0;  in upload_tftp_write()
141     tftp.seq      = 0;  in upload_tftp_write()
144 	tftp.srv_ip   = pxe_dns(be->argv[1]);  in upload_tftp_write()
145 	if (!tftp.srv_ip) {  in upload_tftp_write()
150 	tftp.srv_ip   = sdi->pxe.ipinfo->serverip;  in upload_tftp_write()
151 	if (!tftp.srv_ip) {  in upload_tftp_write()
168     if ((err=send_ack_packet(&tftp, buffer, 2+nlen+1+6))!=TFTP_OK)  in upload_tftp_write()
175 	*((uint16_t *)(buffer+2)) = htons(++tftp.seq);  in upload_tftp_write()
180 	if ((err=send_ack_packet(&tftp, buffer, chunk+4))!=TFTP_OK)  in upload_tftp_write()