* - Library main (and misc functions)
*/
#include <net.h>
+#include <acess/sys.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+
// === CODE ===
int SoMain(void)
{
return 0;
}
+
+int Net_GetAddressSize(int AddressType)
+{
+ switch(AddressType)
+ {
+ case 4: return 4; // IPv4
+ case 6: return 16; // IPv6
+ default:
+ return 0;
+ }
+}
+
+//TODO: Move out to another file
+char *Net_GetInterface(int AddressType, void *Address)
+{
+ int size, routeNum;
+ int fd;
+ size = Net_GetAddressSize(AddressType);
+
+ if( size == 0 ) {
+ fprintf(stderr, "BUG: AddressType = %i unknown\n", AddressType);
+ return NULL;
+ }
+
+ // Query the route manager for the route number
+ {
+ char buf[sizeof(int)+size];
+ uint32_t *type = (void*)buf;
+
+ // Open
+ fd = _SysOpen("/Devices/ip/routes", 0);
+ if( !fd ) {
+ fprintf(stderr, "ERROR: Unable to open '/Devices/ip/routes'\n");
+ return NULL;
+ }
+
+ // Make structure and ask
+ *type = AddressType;
+ memcpy(type+1, Address, size);
+ routeNum = _SysIOCtl(fd, _SysIOCtl(fd, 3, "locate_route"), buf);
+
+ // Close
+ _SysClose(fd);
+ }
+
+ // Check answer validity
+ if( routeNum > 0 ) {
+ int len = sprintf(NULL, "/Devices/ip/routes/#%i", routeNum);
+ char buf[len+1];
+ char *ret;
+
+ sprintf(buf, "/Devices/ip/routes/#%i", routeNum);
+
+ // Open route
+ fd = _SysOpen(buf, 0);
+ if( fd == -1 ) {
+ fprintf(stderr, "Net_GetInterface - ERROR: Unable to open %s\n", buf);
+ return NULL; // Shouldn't happen :/
+ }
+
+ // Allocate space for name
+ ret = malloc( _SysIOCtl(fd, _SysIOCtl(fd, 3, "get_interface"), NULL) + 1 );
+ if( !ret ) {
+ fprintf(stderr, "malloc() failure - Allocating space for interface name\n");
+ return NULL;
+ }
+
+ // Get name
+ _SysIOCtl(fd, _SysIOCtl(fd, 3, "get_interface"), ret);
+
+ // Close and return
+ _SysClose(fd);
+
+ return ret;
+ }
+
+ return NULL; // Error
+}