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Diffstat (limited to 'net/tftp.c')
-rw-r--r--net/tftp.c192
1 files changed, 97 insertions, 95 deletions
diff --git a/net/tftp.c b/net/tftp.c
index 2eace3dee..c0342a869 100644
--- a/net/tftp.c
+++ b/net/tftp.c
@@ -117,28 +117,28 @@ extern flash_info_t flash_info[];
#define TFTP_MTU_BLOCKSIZE 1468
#endif
-static unsigned short TftpBlkSize=TFTP_BLOCK_SIZE;
-static unsigned short TftpBlkSizeOption=TFTP_MTU_BLOCKSIZE;
+static unsigned short TftpBlkSize = TFTP_BLOCK_SIZE;
+static unsigned short TftpBlkSizeOption = TFTP_MTU_BLOCKSIZE;
#ifdef CONFIG_MCAST_TFTP
#include <malloc.h>
#define MTFTP_BITMAPSIZE 0x1000
static unsigned *Bitmap;
-static int PrevBitmapHole,Mapsize=MTFTP_BITMAPSIZE;
-static uchar ProhibitMcast=0, MasterClient=0;
-static uchar Multicast=0;
+static int PrevBitmapHole, Mapsize = MTFTP_BITMAPSIZE;
+static uchar ProhibitMcast = 0, MasterClient = 0;
+static uchar Multicast = 0;
extern IPaddr_t Mcast_addr;
static int Mcast_port;
static ulong TftpEndingBlock; /* can get 'last' block before done..*/
-static void parse_multicast_oack(char *pkt,int len);
+static void parse_multicast_oack(char *pkt, int len);
static void
mcast_cleanup(void)
{
if (Mcast_addr) eth_mcast_join(Mcast_addr, 0);
if (Bitmap) free(Bitmap);
- Bitmap=NULL;
+ Bitmap = NULL;
Mcast_addr = Multicast = Mcast_port = 0;
TftpEndingBlock = -1;
}
@@ -146,14 +146,14 @@ mcast_cleanup(void)
#endif /* CONFIG_MCAST_TFTP */
static __inline__ void
-store_block (unsigned block, uchar * src, unsigned len)
+store_block(unsigned block, uchar * src, unsigned len)
{
ulong offset = block * TftpBlkSize + TftpBlockWrapOffset;
ulong newsize = offset + len;
#ifdef CONFIG_SYS_DIRECT_FLASH_TFTP
int i, rc = 0;
- for (i=0; i<CONFIG_SYS_MAX_FLASH_BANKS; i++) {
+ for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) {
/* start address in flash? */
if (flash_info[i].flash_id == FLASH_UNKNOWN)
continue;
@@ -164,9 +164,9 @@ store_block (unsigned block, uchar * src, unsigned len)
}
if (rc) { /* Flash is destination for this packet */
- rc = flash_write ((char *)src, (ulong)(load_addr+offset), len);
+ rc = flash_write((char *)src, (ulong)(load_addr+offset), len);
if (rc) {
- flash_perror (rc);
+ flash_perror(rc);
NetState = NETLOOP_FAIL;
return;
}
@@ -185,13 +185,13 @@ store_block (unsigned block, uchar * src, unsigned len)
NetBootFileXferSize = newsize;
}
-static void TftpSend (void);
-static void TftpTimeout (void);
+static void TftpSend(void);
+static void TftpTimeout(void);
/**********************************************************************/
static void
-TftpSend (void)
+TftpSend(void)
{
volatile uchar * pkt;
volatile uchar * xp;
@@ -218,11 +218,11 @@ TftpSend (void)
s = (ushort *)pkt;
*s++ = htons(TFTP_RRQ);
pkt = (uchar *)s;
- strcpy ((char *)pkt, tftp_filename);
+ strcpy((char *)pkt, tftp_filename);
pkt += strlen(tftp_filename) + 1;
- strcpy ((char *)pkt, "octet");
+ strcpy((char *)pkt, "octet");
pkt += 5 /*strlen("octet")*/ + 1;
- strcpy ((char *)pkt, "timeout");
+ strcpy((char *)pkt, "timeout");
pkt += 7 /*strlen("timeout")*/ + 1;
sprintf((char *)pkt, "%lu", TftpTimeoutMSecs / 1000);
debug("send option \"timeout %s\"\n", (char *)pkt);
@@ -232,16 +232,16 @@ TftpSend (void)
pkt += 8;
#endif
/* try for more effic. blk size */
- pkt += sprintf((char *)pkt,"blksize%c%d%c",
- 0,TftpBlkSizeOption,0);
+ pkt += sprintf((char *)pkt, "blksize%c%d%c",
+ 0, TftpBlkSizeOption, 0);
#ifdef CONFIG_MCAST_TFTP
/* Check all preconditions before even trying the option */
if (!ProhibitMcast
- && (Bitmap=malloc(Mapsize))
+ && (Bitmap = malloc(Mapsize))
&& eth_get_dev()->mcast) {
free(Bitmap);
- Bitmap=NULL;
- pkt += sprintf((char *)pkt,"multicast%c%c",0,0);
+ Bitmap = NULL;
+ pkt += sprintf((char *)pkt, "multicast%c%c", 0, 0);
}
#endif /* CONFIG_MCAST_TFTP */
len = pkt - xp;
@@ -251,7 +251,8 @@ TftpSend (void)
#ifdef CONFIG_MCAST_TFTP
/* My turn! Start at where I need blocks I missed.*/
if (Multicast)
- TftpBlock=ext2_find_next_zero_bit(Bitmap,(Mapsize*8),0);
+ TftpBlock = ext2_find_next_zero_bit(Bitmap,
+ (Mapsize*8), 0);
/*..falling..*/
#endif
case STATE_DATA:
@@ -269,7 +270,7 @@ TftpSend (void)
*s++ = htons(TFTP_ERROR);
*s++ = htons(3);
pkt = (uchar *)s;
- strcpy ((char *)pkt, "File too large");
+ strcpy((char *)pkt, "File too large");
pkt += 14 /*strlen("File too large")*/ + 1;
len = pkt - xp;
break;
@@ -280,7 +281,7 @@ TftpSend (void)
*s++ = htons(TFTP_ERROR);
*s++ = htons(2);
pkt = (uchar *)s;
- strcpy ((char *)pkt, "File has bad magic");
+ strcpy((char *)pkt, "File has bad magic");
pkt += 18 /*strlen("File has bad magic")*/ + 1;
len = pkt - xp;
break;
@@ -338,15 +339,16 @@ TftpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
* Careful: "i" is signed, "len" is unsigned, thus
* something like "len-8" may give a *huge* number
*/
- for (i=0; i+8<len; i++) {
- if (strcmp ((char*)pkt+i,"blksize") == 0) {
+ for (i = 0; i+8 < len; i++) {
+ if (strcmp((char*)pkt+i, "blksize") == 0) {
TftpBlkSize = (unsigned short)
- simple_strtoul((char*)pkt+i+8,NULL,10);
+ simple_strtoul((char*)pkt+i+8, NULL,
+ 10);
debug("Blocksize ack: %s, %d\n",
- (char*)pkt+i+8,TftpBlkSize);
+ (char*)pkt+i+8, TftpBlkSize);
}
#ifdef CONFIG_TFTP_TSIZE
- if (strcmp ((char*)pkt+i,"tsize") == 0) {
+ if (strcmp((char*)pkt+i, "tsize") == 0) {
TftpTsize = simple_strtoul((char*)pkt+i+6,
NULL, 10);
debug("size = %s, %d\n",
@@ -355,12 +357,12 @@ TftpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
#endif
}
#ifdef CONFIG_MCAST_TFTP
- parse_multicast_oack((char *)pkt,len-1);
+ parse_multicast_oack((char *)pkt, len-1);
if ((Multicast) && (!MasterClient))
TftpState = STATE_DATA; /* passive.. */
else
#endif
- TftpSend (); /* Send ACK */
+ TftpSend(); /* Send ACK */
break;
case TFTP_DATA:
if (len < 2)
@@ -378,7 +380,7 @@ TftpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
TftpBlockWrap++;
TftpBlockWrapOffset +=
TftpBlkSize * TFTP_SEQUENCE_SIZE;
- printf ("\n\t %lu MB received\n\t ",
+ printf("\n\t %lu MB received\n\t ",
TftpBlockWrapOffset>>20);
}
#ifdef CONFIG_TFTP_TSIZE
@@ -392,9 +394,9 @@ TftpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
#endif
else {
if (((TftpBlock - 1) % 10) == 0) {
- putc ('#');
+ putc('#');
} else if ((TftpBlock % (10 * HASHES_PER_LINE)) == 0) {
- puts ("\n\t ");
+ puts("\n\t ");
}
}
@@ -415,11 +417,11 @@ TftpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
} else
#endif
if (TftpBlock != 1) { /* Assertion */
- printf ("\nTFTP error: "
- "First block is not block 1 (%ld)\n"
- "Starting again\n\n",
+ printf("\nTFTP error: "
+ "First block is not block 1 (%ld)\n"
+ "Starting again\n\n",
TftpBlock);
- NetStartAgain ();
+ NetStartAgain();
break;
}
}
@@ -433,9 +435,9 @@ TftpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
TftpLastBlock = TftpBlock;
TftpTimeoutCountMax = TIMEOUT_COUNT;
- NetSetTimeout (TftpTimeoutMSecs, TftpTimeout);
+ NetSetTimeout(TftpTimeoutMSecs, TftpTimeout);
- store_block (TftpBlock - 1, pkt + 2, len);
+ store_block(TftpBlock - 1, pkt + 2, len);
/*
* Acknoledge the block just received, which will prompt
@@ -455,23 +457,23 @@ TftpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
(Mapsize*8),
PrevBitmapHole);
if (TftpBlock > ((Mapsize*8) - 1)) {
- printf ("tftpfile too big\n");
+ printf("tftpfile too big\n");
/* try to double it and retry */
- Mapsize<<=1;
+ Mapsize <<= 1;
mcast_cleanup();
- NetStartAgain ();
+ NetStartAgain();
return;
}
TftpLastBlock = TftpBlock;
}
}
#endif
- TftpSend ();
+ TftpSend();
#ifdef CONFIG_MCAST_TFTP
if (Multicast) {
if (MasterClient && (TftpBlock >= TftpEndingBlock)) {
- puts ("\nMulticast tftp done\n");
+ puts("\nMulticast tftp done\n");
mcast_cleanup();
NetState = NETLOOP_SUCCESS;
}
@@ -490,14 +492,14 @@ TftpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
TftpNumchars++;
}
#endif
- puts ("\ndone\n");
+ puts("\ndone\n");
NetState = NETLOOP_SUCCESS;
}
break;
case TFTP_ERROR:
- printf ("\nTFTP error: '%s' (%d)\n",
- pkt + 2, ntohs(*(ushort *)pkt));
+ printf("\nTFTP error: '%s' (%d)\n",
+ pkt + 2, ntohs(*(ushort *)pkt));
switch (ntohs(*(ushort *)pkt)) {
case TFTP_ERR_FILE_NOT_FOUND:
@@ -525,24 +527,24 @@ TftpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
static void
-TftpTimeout (void)
+TftpTimeout(void)
{
if (++TftpTimeoutCount > TftpTimeoutCountMax) {
- puts ("\nRetry count exceeded; starting again\n");
+ puts("\nRetry count exceeded; starting again\n");
#ifdef CONFIG_MCAST_TFTP
mcast_cleanup();
#endif
- NetStartAgain ();
+ NetStartAgain();
} else {
- puts ("T ");
- NetSetTimeout (TftpTimeoutMSecs, TftpTimeout);
- TftpSend ();
+ puts("T ");
+ NetSetTimeout(TftpTimeoutMSecs, TftpTimeout);
+ TftpSend();
}
}
void
-TftpStart (void)
+TftpStart(void)
{
char *ep; /* Environment pointer */
@@ -572,28 +574,28 @@ TftpStart (void)
NetOurIP & 0xFF,
(NetOurIP >> 8) & 0xFF,
(NetOurIP >> 16) & 0xFF,
- (NetOurIP >> 24) & 0xFF );
+ (NetOurIP >> 24) & 0xFF);
strncpy(tftp_filename, default_filename, MAX_LEN);
tftp_filename[MAX_LEN-1] = 0;
- printf ("*** Warning: no boot file name; using '%s'\n",
+ printf("*** Warning: no boot file name; using '%s'\n",
tftp_filename);
} else {
- char *p = strchr (BootFile, ':');
+ char *p = strchr(BootFile, ':');
if (p == NULL) {
strncpy(tftp_filename, BootFile, MAX_LEN);
tftp_filename[MAX_LEN-1] = 0;
} else {
- TftpServerIP = string_to_ip (BootFile);
+ TftpServerIP = string_to_ip(BootFile);
strncpy(tftp_filename, p + 1, MAX_LEN);
tftp_filename[MAX_LEN-1] = 0;
}
}
#if defined(CONFIG_NET_MULTI)
- printf ("Using %s device\n", eth_get_name());
+ printf("Using %s device\n", eth_get_name());
#endif
printf("TFTP from server %pI4"
"; our IP address is %pI4", &TftpServerIP, &NetOurIP);
@@ -606,25 +608,25 @@ TftpStart (void)
if (OurNet != ServerNet)
printf("; sending through gateway %pI4", &NetOurGatewayIP);
}
- putc ('\n');
+ putc('\n');
- printf ("Filename '%s'.", tftp_filename);
+ printf("Filename '%s'.", tftp_filename);
if (NetBootFileSize) {
- printf (" Size is 0x%x Bytes = ", NetBootFileSize<<9);
- print_size (NetBootFileSize<<9, "");
+ printf(" Size is 0x%x Bytes = ", NetBootFileSize<<9);
+ print_size(NetBootFileSize<<9, "");
}
- putc ('\n');
+ putc('\n');
- printf ("Load address: 0x%lx\n", load_addr);
+ printf("Load address: 0x%lx\n", load_addr);
- puts ("Loading: *\b");
+ puts("Loading: *\b");
TftpTimeoutCountMax = TftpRRQTimeoutCountMax;
- NetSetTimeout (TftpTimeoutMSecs, TftpTimeout);
- NetSetHandler (TftpHandler);
+ NetSetTimeout(TftpTimeoutMSecs, TftpTimeout);
+ NetSetHandler(TftpHandler);
TftpServerPort = WELL_KNOWN_PORT;
TftpTimeoutCount = 0;
@@ -637,7 +639,7 @@ TftpStart (void)
TftpServerPort = simple_strtol(ep, NULL, 10);
}
if ((ep = getenv("tftpsrcp")) != NULL) {
- TftpOurPort= simple_strtol(ep, NULL, 10);
+ TftpOurPort = simple_strtol(ep, NULL, 10);
}
#endif
TftpBlock = 0;
@@ -654,7 +656,7 @@ TftpStart (void)
TftpNumchars = 0;
#endif
- TftpSend ();
+ TftpSend();
}
#ifdef CONFIG_MCAST_TFTP
@@ -675,23 +677,23 @@ TftpStart (void)
*/
static void parse_multicast_oack(char *pkt, int len)
{
- int i;
- IPaddr_t addr;
- char *mc_adr, *port, *mc;
+ int i;
+ IPaddr_t addr;
+ char *mc_adr, *port, *mc;
- mc_adr=port=mc=NULL;
+ mc_adr = port = mc = NULL;
/* march along looking for 'multicast\0', which has to start at least
* 14 bytes back from the end.
*/
- for (i=0;i<len-14;i++)
- if (strcmp (pkt+i,"multicast") == 0)
+ for (i = 0; i < len-14; i++)
+ if (strcmp(pkt+i, "multicast") == 0)
break;
if (i >= (len-14)) /* non-Multicast OACK, ign. */
return;
- i+=10; /* strlen multicast */
+ i += 10; /* strlen multicast */
mc_adr = pkt+i;
- for (;i<len;i++) {
+ for (; i < len; i++) {
if (*(pkt+i) == ',') {
*(pkt+i) = '\0';
if (port) {
@@ -702,29 +704,29 @@ static void parse_multicast_oack(char *pkt, int len)
}
}
}
- if (!port || !mc_adr || !mc ) return;
+ if (!port || !mc_adr || !mc) return;
if (Multicast && MasterClient) {
- printf ("I got a OACK as master Client, WRONG!\n");
+ printf("I got a OACK as master Client, WRONG!\n");
return;
}
/* ..I now accept packets destined for this MCAST addr, port */
if (!Multicast) {
if (Bitmap) {
- printf ("Internal failure! no mcast.\n");
+ printf("Internal failure! no mcast.\n");
free(Bitmap);
- Bitmap=NULL;
- ProhibitMcast=1;
+ Bitmap = NULL;
+ ProhibitMcast = 1;
return ;
}
/* I malloc instead of pre-declare; so that if the file ends
* up being too big for this bitmap I can retry
*/
- if (!(Bitmap = malloc (Mapsize))) {
- printf ("No Bitmap, no multicast. Sorry.\n");
- ProhibitMcast=1;
+ if (!(Bitmap = malloc(Mapsize))) {
+ printf("No Bitmap, no multicast. Sorry.\n");
+ ProhibitMcast = 1;
return;
}
- memset (Bitmap,0,Mapsize);
+ memset(Bitmap, 0, Mapsize);
PrevBitmapHole = 0;
Multicast = 1;
}
@@ -732,16 +734,16 @@ static void parse_multicast_oack(char *pkt, int len)
if (Mcast_addr != addr) {
if (Mcast_addr)
eth_mcast_join(Mcast_addr, 0);
- if (eth_mcast_join(Mcast_addr=addr, 1)) {
- printf ("Fail to set mcast, revert to TFTP\n");
- ProhibitMcast=1;
+ if (eth_mcast_join(Mcast_addr = addr, 1)) {
+ printf("Fail to set mcast, revert to TFTP\n");
+ ProhibitMcast = 1;
mcast_cleanup();
NetStartAgain();
}
}
- MasterClient = (unsigned char)simple_strtoul((char *)mc,NULL,10);
- Mcast_port = (unsigned short)simple_strtoul(port,NULL,10);
- printf ("Multicast: %s:%d [%d]\n", mc_adr, Mcast_port, MasterClient);
+ MasterClient = (unsigned char)simple_strtoul((char *)mc, NULL, 10);
+ Mcast_port = (unsigned short)simple_strtoul(port, NULL, 10);
+ printf("Multicast: %s:%d [%d]\n", mc_adr, Mcast_port, MasterClient);
return;
}