1 #include <sys/types.h>
2 #include <sys/socket.h>
3 #include "netax25/ax25.h"
4 #include "netax25/axlib.h"
5 #include "netax25/axconfig.h"
6 #include "netax25/daemon.h"
7 // *** AX25 relevante Einstellungen ***
8 struct full_sockaddr_ax25 dest;
9 struct full_sockaddr_ax25 src;
10 char *addr, *portcall;
11 int ax25_Socket, n, dlen, len;
12 char srccall[7] = "DN4GB-1"; // eigenes Rufzeichen, muss mit axport &
ax25d.config übereinstimmen
13 char destcall[5] = "DN4GB";
14 char port[1] = "0"; // AX25 Portname / siehe axports und
ax25d.config
15 // *** Initialisierung des AX25 Sockets ***
16 int ax25_init()
17 {
18 printf("AX25: Initialisierung... \n");
19 // *** Überprüfung der AX25 Konfiguration / Sender / Empfänger / Port ***
20 if (ax25_config_load_ports() == 0) {
21 fprintf(stderr, "wsaprs: no AX.25 ports defined\n");
22 return 1;
23 }
24 if ((portcall = ax25_config_get_addr(port)) == NULL) {
25 fprintf(stderr, "wsaprs: invalid AX.25 port setting - %s\n", port);
26 return 1;
27 }
28 addr = NULL;
29 if (destcall != NULL)
30 addr = strdup(destcall);
31 if (addr == NULL)
32 return 1;
33 if ((dlen = ax25_aton(addr, &dest)) == -1) {
34 fprintf(stderr, "wsaprs: unable to convert callsign '%s'\n", addr);
35 return 1;
36 }
37 if (addr != NULL) free(addr); addr = NULL;
38 if (srccall != NULL && strcmp(srccall, portcall) != 0) {
39 if ((addr = (char *) malloc(strlen(srccall) + 1 + strlen(portcall) + 1)) ==
NULL)
40 return 1;
41 sprintf(addr, "%s %s", srccall, portcall);
42 } else {
43 if ((addr = strdup(portcall)) == NULL)
44 return 1;
45 }
46 if ((len = ax25_aton(addr, &src)) == -1) {
47 fprintf(stderr, "wsaprs: unable to convert callsign '%s'\n", addr);
48 return 1;
49 }
50 if (addr != NULL) free(addr); addr = NULL;
51 // *** AX25 Socket initalisieren ***
52 printf("AX25: Socket erstellen... \n");
53 if ((ax25_Socket = socket(AF_AX25, SOCK_DGRAM, 0)) == -1) { // Socket einrichten
54 return 1;
55 }
56 if (bind(ax25_Socket, (struct sockaddr *)&src, len) == -1) { // Socket binden
57 return 1;
58 }
59 }