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Diffstat (limited to 'net/tftp.c')
-rw-r--r--net/tftp.c66
1 files changed, 42 insertions, 24 deletions
diff --git a/net/tftp.c b/net/tftp.c
index 00abec3..2eace3d 100644
--- a/net/tftp.c
+++ b/net/tftp.c
@@ -1,7 +1,7 @@
/*
- * Copyright 1994, 1995, 2000 Neil Russell.
- * (See License)
- * Copyright 2000, 2001 DENX Software Engineering, Wolfgang Denk, wd@denx.de
+ * Copyright 1994, 1995, 2000 Neil Russell.
+ * (See License)
+ * Copyright 2000, 2001 DENX Software Engineering, Wolfgang Denk, wd@denx.de
*/
#include <common.h>
@@ -10,15 +10,18 @@
#include "tftp.h"
#include "bootp.h"
-#define WELL_KNOWN_PORT 69 /* Well known TFTP port # */
-#define TIMEOUT 5000UL /* Millisecs to timeout for lost pkt */
+/* Well known TFTP port # */
+#define WELL_KNOWN_PORT 69
+/* Millisecs to timeout for lost pkt */
+#define TIMEOUT 5000UL
#ifndef CONFIG_NET_RETRY_COUNT
-# define TIMEOUT_COUNT 10 /* # of timeouts before giving up */
+/* # of timeouts before giving up */
+# define TIMEOUT_COUNT 10
#else
# define TIMEOUT_COUNT (CONFIG_NET_RETRY_COUNT * 2)
#endif
- /* (for checking the image size) */
-#define HASHES_PER_LINE 65 /* Number of "loading" hashes per line */
+/* Number of "loading" hashes per line (for checking the image size) */
+#define HASHES_PER_LINE 65
/*
* TFTP operations.
@@ -56,17 +59,25 @@ enum {
};
static IPaddr_t TftpServerIP;
-static int TftpServerPort; /* The UDP port at their end */
-static int TftpOurPort; /* The UDP port at our end */
+/* The UDP port at their end */
+static int TftpServerPort;
+/* The UDP port at our end */
+static int TftpOurPort;
static int TftpTimeoutCount;
-static ulong TftpBlock; /* packet sequence number */
-static ulong TftpLastBlock; /* last packet sequence number received */
-static ulong TftpBlockWrap; /* count of sequence number wraparounds */
-static ulong TftpBlockWrapOffset; /* memory offset due to wrapping */
+/* packet sequence number */
+static ulong TftpBlock;
+/* last packet sequence number received */
+static ulong TftpLastBlock;
+/* count of sequence number wraparounds */
+static ulong TftpBlockWrap;
+/* memory offset due to wrapping */
+static ulong TftpBlockWrapOffset;
static int TftpState;
#ifdef CONFIG_TFTP_TSIZE
-static int TftpTsize; /* The file size reported by the server */
-static short TftpNumchars; /* The number of hashes we printed */
+/* The file size reported by the server */
+static int TftpTsize;
+/* The number of hashes we printed */
+static short TftpNumchars;
#endif
#define STATE_RRQ 1
@@ -75,8 +86,10 @@ static short TftpNumchars; /* The number of hashes we printed */
#define STATE_BAD_MAGIC 4
#define STATE_OACK 5
-#define TFTP_BLOCK_SIZE 512 /* default TFTP block size */
-#define TFTP_SEQUENCE_SIZE ((ulong)(1<<16)) /* sequence number is 16 bit */
+/* default TFTP block size */
+#define TFTP_BLOCK_SIZE 512
+/* sequence number is 16 bit */
+#define TFTP_SEQUENCE_SIZE ((ulong)(1<<16))
#define DEFAULT_NAME_LEN (8 + 4 + 1)
static char default_filename[DEFAULT_NAME_LEN];
@@ -273,7 +286,8 @@ TftpSend (void)
break;
}
- NetSendUDPPacket(NetServerEther, TftpServerIP, TftpServerPort, TftpOurPort, len);
+ NetSendUDPPacket(NetServerEther, TftpServerIP, TftpServerPort,
+ TftpOurPort, len);
}
@@ -333,7 +347,8 @@ TftpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
}
#ifdef CONFIG_TFTP_TSIZE
if (strcmp ((char*)pkt+i,"tsize") == 0) {
- TftpTsize = simple_strtoul((char*)pkt+i+6,NULL,10);
+ TftpTsize = simple_strtoul((char*)pkt+i+6,
+ NULL, 10);
debug("size = %s, %d\n",
(char*)pkt+i+6, TftpTsize);
}
@@ -361,12 +376,15 @@ TftpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
*/
if (TftpBlock == 0) {
TftpBlockWrap++;
- TftpBlockWrapOffset += TftpBlkSize * TFTP_SEQUENCE_SIZE;
- printf ("\n\t %lu MB received\n\t ", TftpBlockWrapOffset>>20);
+ TftpBlockWrapOffset +=
+ TftpBlkSize * TFTP_SEQUENCE_SIZE;
+ printf ("\n\t %lu MB received\n\t ",
+ TftpBlockWrapOffset>>20);
}
#ifdef CONFIG_TFTP_TSIZE
else if (TftpTsize) {
- while (TftpNumchars < NetBootFileXferSize * 50 / TftpTsize) {
+ while (TftpNumchars <
+ NetBootFileXferSize * 50 / TftpTsize) {
putc('#');
TftpNumchars++;
}
@@ -466,7 +484,7 @@ TftpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
* run it.
*/
#ifdef CONFIG_TFTP_TSIZE
- /* Print out the hash marks for the last packet received */
+ /* Print hash marks for the last packet received */
while (TftpTsize && TftpNumchars < 49) {
putc('#');
TftpNumchars++;