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sNetworkLib.c
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sNetworkLib.c
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#include <stdio.h>
#include "udp.h"
#include "packets.h"
#include "lfs.h"
void serverListen(int port)
{
int sd = UDP_Open(port);
if(sd < 0)
{
printf("Error opening socket on port %d\n", port);
exit(1);
}
printf("Starting server...\n");
while (1) {
struct sockaddr_in s;
Net_Packet packet;
int rc = UDP_Read(sd, &s, (char *)&packet, sizeof(Net_Packet));
if (rc > 0) {
Net_Packet responsePacket;
switch(packet.message){
case PAK_LOOKUP :
responsePacket.inum = Server_Lookup(packet.inum, packet.name);
break;
case PAK_STAT :
responsePacket.inum = Server_Stat(packet.inum, &(responsePacket.stat));
break;
case PAK_WRITE :
responsePacket.inum = Server_Write(packet.inum, packet.buffer, packet.block);
break;
case PAK_READ:
responsePacket.inum = Server_Read(packet.inum, responsePacket.buffer, packet.block);
break;
case PAK_CREAT:
responsePacket.inum = Server_Creat(packet.inum, packet.type, packet.name);
break;
case PAK_UNLINK:
responsePacket.inum = Server_Unlink(packet.inum, packet.name);
break;
case PAK_SHUTDOWN:
break;
case PAK_RESPONSE:
break;
}
responsePacket.message = PAK_RESPONSE;
rc = UDP_Write(sd, &s, (char*)&responsePacket, sizeof(Net_Packet));
if(packet.message == PAK_SHUTDOWN)
Server_Shutdown();
}
}
}