117 void open_socket (int which, char *hostname, int timespan) {  in open_socket()  argument
132     if (which < 0 || which >= MAX_SOCKETS || descriptors[which] >= 0)  in open_socket()
148     memset(&here[which], 0, sizeof(struct sockaddr_storage));  in open_socket()
149     here[which] = anywhere;  in open_socket()
151         ((struct sockaddr_in6 *)&here[which])->sin6_port = 0;  in open_socket()
152     memset(&there[which], 0, sizeof(struct sockaddr_storage));  in open_socket()
153     there[which] = address;  in open_socket()
156         display_sock_in_hex(&here[which]);  in open_socket()
158         display_sock_in_hex(&there[which]);  in open_socket()
164     switch(((struct sockaddr_in *)&there[which])->sin_family) {  in open_socket()
178     if ((descriptors[which] = socket(here[which].ss_family,SOCK_DGRAM,0)) < 0  in open_socket()
179 	|| bind(descriptors[which],(struct sockaddr *)&here[which], sl) < 0)  in open_socket()
185 void open_socket (int which, char *hostname, int timespan) {  in open_socket()  argument
198     if (which < 0 || which >= MAX_SOCKETS || descriptors[which] >= 0)  in open_socket()
212     memset(&here[which],0,sizeof(struct sockaddr_in));  in open_socket()
213     here[which].sin_family = AF_INET;  in open_socket()
214     here[which].sin_port =  in open_socket()
216     here[which].sin_addr = anywhere;  in open_socket()
217     memset(&there[which],0,sizeof(struct sockaddr_in));  in open_socket()
218     there[which].sin_family = AF_INET;  in open_socket()
219     there[which].sin_port = port;  in open_socket()
220     there[which].sin_addr = address;  in open_socket()
223         display_in_hex(&here[which].sin_addr,sizeof(struct in_addr));  in open_socket()
225         display_in_hex(&here[which].sin_port,sizeof(here[which].sin_port));  in open_socket()
227         display_in_hex(&there[which].sin_addr,sizeof(struct in_addr));  in open_socket()
229         display_in_hex(&there[which].sin_port,sizeof(there[which].sin_port));  in open_socket()
236     if ((descriptors[which] = socket(AF_INET,SOCK_DGRAM,0)) < 0 ||  in open_socket()
237             bind(descriptors[which],(struct sockaddr *)&here[which],  in open_socket()
238                     sizeof(here[which]))  < 0)  in open_socket()
244 extern void write_socket (int which, void *packet, int length) {  in write_socket()  argument
251     switch(((struct sockaddr_in *)&there[which])->sin_family) {  in write_socket()
264     if (which < 0 || which >= MAX_SOCKETS || descriptors[which] < 0)  in write_socket()
267     k = sendto(descriptors[which],packet,(size_t)length,0,  in write_socket()
268             (struct sockaddr *)&there[which],sl);  in write_socket()
274 extern int read_socket (int which, void *packet, int length, int waiting) {  in read_socket()  argument
289     if (which < 0 || which >= MAX_SOCKETS || descriptors[which] < 0)  in read_socket()
308     memcpy(ptr = &scratch,&there[which],sizeof(scratch));  in read_socket()
311     k = recvfrom(descriptors[which],packet,(size_t)length,0,  in read_socket()
328 extern int flush_socket (int which) {  in flush_socket()  argument
345     if (which < 0 || which >= MAX_SOCKETS || descriptors[which] < 0)  in flush_socket()
349     if ((flags = fcntl(descriptors[which],F_GETFL,0)) < 0 ||  in flush_socket()
350             fcntl(descriptors[which],F_SETFL,flags|O_NONBLOCK) == -1)  in flush_socket()
355         k = recvfrom(descriptors[which],buffer,256,0,  in flush_socket()
365     if (fcntl(descriptors[which],F_SETFL,flags) == -1)  in flush_socket()
374 extern void close_socket (int which) {  in close_socket()  argument
380     if (which < 0 || which >= MAX_SOCKETS)  in close_socket()
382     if (descriptors[which] < 0) return;  in close_socket()
384     if (close(descriptors[which])) fatal(1,"unable to close NTP socket",NULL);  in close_socket()