diff options
Diffstat (limited to 'net/tftp.c')
| -rw-r--r-- | net/tftp.c | 36 |
1 files changed, 29 insertions, 7 deletions
@@ -10,8 +10,6 @@ #include "tftp.h" #include "bootp.h" -#if defined(CONFIG_CMD_NET) - #define WELL_KNOWN_PORT 69 /* Well known TFTP port # */ #define TIMEOUT 5000UL /* Millisecs to timeout for lost pkt */ #ifndef CONFIG_NET_RETRY_COUNT @@ -47,6 +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 */ @@ -472,11 +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; } } @@ -690,5 +714,3 @@ static void parse_multicast_oack(char *pkt, int len) } #endif /* Multicast TFTP */ - -#endif |