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Add error codes/handling for TFTP-server 

Signed-off-by: Remy Bohmer <linux@bohmer.net>
Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
This commit is contained in:
Remy Bohmer 2009-10-28 22:13:40 +01:00 committed by Ben Warren
parent ac6b362a25
commit aafda38fb2
1 changed files with 29 additions and 3 deletions
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32
net/tftp.c
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@ -45,6 +45,16 @@ static int TftpTimeoutCountMax = TIMEOUT_COUNT;
ulong TftpRRQTimeoutMSecs = TIMEOUT;
int TftpRRQTimeoutCountMax = TIMEOUT_COUNT;
enum {
TFTP_ERR_UNDEFINED = 0,
TFTP_ERR_FILE_NOT_FOUND = 1,
TFTP_ERR_ACCESS_DENIED = 2,
TFTP_ERR_DISK_FULL = 3,
TFTP_ERR_UNEXPECTED_OPCODE = 4,
TFTP_ERR_UNKNOWN_TRANSFER_ID = 5,
TFTP_ERR_FILE_ALREADY_EXISTS = 6,
};
static IPaddr_t TftpServerIP;
static int TftpServerPort; /* The UDP port at their end */
static int TftpOurPort; /* The UDP port at our end */
@ -470,11 +480,27 @@ TftpHandler (uchar * pkt, unsigned dest, unsigned src, unsigned len)
case TFTP_ERROR:
printf ("\nTFTP error: '%s' (%d)\n",
pkt + 2, ntohs(*(ushort *)pkt));
puts ("Starting again\n\n");
switch (ntohs(*(ushort *)pkt)) {
case TFTP_ERR_FILE_NOT_FOUND:
case TFTP_ERR_ACCESS_DENIED:
puts("Not retrying...\n");
eth_halt();
NetState = NETLOOP_FAIL;
break;
case TFTP_ERR_UNDEFINED:
case TFTP_ERR_DISK_FULL:
case TFTP_ERR_UNEXPECTED_OPCODE:
case TFTP_ERR_UNKNOWN_TRANSFER_ID:
case TFTP_ERR_FILE_ALREADY_EXISTS:
default:
puts("Starting again\n\n");
#ifdef CONFIG_MCAST_TFTP
mcast_cleanup();
mcast_cleanup();
#endif
NetStartAgain ();
NetStartAgain();
break;
}
break;
}
}