#include <common.h>
#include <command.h>
+#include <efi_loader.h>
+#include <env.h>
+#include <image.h>
#include <mapmem.h>
#include <net.h>
-#include "tftp.h"
+#include <net/tftp.h>
#include "bootp.h"
#ifdef CONFIG_SYS_DIRECT_FLASH_TFTP
#include <flash.h>
#endif
+DECLARE_GLOBAL_DATA_PTR;
+
/* Well known TFTP port # */
#define WELL_KNOWN_PORT 69
/* Millisecs to timeout for lost pkt */
#define TFTP_ERROR 5
#define TFTP_OACK 6
-static ulong TftpTimeoutMSecs = TIMEOUT;
-static int TftpTimeoutCountMax = TIMEOUT_COUNT;
+static ulong timeout_ms = TIMEOUT;
+static int timeout_count_max = TIMEOUT_COUNT;
static ulong time_start; /* Record time we started tftp */
/*
* These globals govern the timeout behavior when attempting a connection to a
- * TFTP server. TftpRRQTimeoutMSecs specifies the number of milliseconds to
+ * TFTP server. tftp_timeout_ms specifies the number of milliseconds to
* wait for the server to respond to initial connection. Second global,
- * TftpRRQTimeoutCountMax, gives the number of such connection retries.
- * TftpRRQTimeoutCountMax must be non-negative and TftpRRQTimeoutMSecs must be
+ * tftp_timeout_count_max, gives the number of such connection retries.
+ * tftp_timeout_count_max must be non-negative and tftp_timeout_ms must be
* positive. The globals are meant to be set (and restored) by code needing
* non-standard timeout behavior when initiating a TFTP transfer.
*/
-ulong TftpRRQTimeoutMSecs = TIMEOUT;
-int TftpRRQTimeoutCountMax = TIMEOUT_COUNT;
+ulong tftp_timeout_ms = TIMEOUT;
+int tftp_timeout_count_max = TIMEOUT_COUNT;
enum {
TFTP_ERR_UNDEFINED = 0,
static struct in_addr tftp_remote_ip;
/* The UDP port at their end */
-static int TftpRemotePort;
+static int tftp_remote_port;
/* The UDP port at our end */
-static int TftpOurPort;
-static int TftpTimeoutCount;
+static int tftp_our_port;
+static int timeout_count;
/* packet sequence number */
-static ulong TftpBlock;
+static ulong tftp_cur_block;
/* last packet sequence number received */
-static ulong TftpLastBlock;
+static ulong tftp_prev_block;
/* count of sequence number wraparounds */
-static ulong TftpBlockWrap;
+static ulong tftp_block_wrap;
/* memory offset due to wrapping */
-static ulong TftpBlockWrapOffset;
-static int TftpState;
+static ulong tftp_block_wrap_offset;
+static int tftp_state;
+static ulong tftp_load_addr;
+#ifdef CONFIG_LMB
+static ulong tftp_load_size;
+#endif
#ifdef CONFIG_TFTP_TSIZE
/* The file size reported by the server */
-static int TftpTsize;
+static int tftp_tsize;
/* The number of hashes we printed */
-static short TftpNumchars;
+static short tftp_tsize_num_hash;
#endif
#ifdef CONFIG_CMD_TFTPPUT
-static int TftpWriting; /* 1 if writing, else 0 */
-static int TftpFinalBlock; /* 1 if we have sent the last block */
+/* 1 if writing, else 0 */
+static int tftp_put_active;
+/* 1 if we have sent the last block */
+static int tftp_put_final_block_sent;
#else
-#define TftpWriting 0
+#define tftp_put_active 0
#endif
#define STATE_SEND_RRQ 1
* almost-MTU block sizes. At least try... fall back to 512 if need be.
* (but those using CONFIG_IP_DEFRAG may want to set a larger block in cfg file)
*/
-#ifdef CONFIG_TFTP_BLOCKSIZE
-#define TFTP_MTU_BLOCKSIZE CONFIG_TFTP_BLOCKSIZE
-#else
-#define TFTP_MTU_BLOCKSIZE 1468
-#endif
-
-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, MasterClient;
-static uchar Multicast;
-static int Mcast_port;
-static ulong TftpEndingBlock; /* can get 'last' block before done..*/
-static void parse_multicast_oack(char *pkt, int len);
+static unsigned short tftp_block_size = TFTP_BLOCK_SIZE;
+static unsigned short tftp_block_size_option = CONFIG_TFTP_BLOCKSIZE;
-static void
-mcast_cleanup(void)
+static inline int store_block(int block, uchar *src, unsigned int len)
{
- if (net_mcast_addr)
- eth_mcast_join(net_mcast_addr, 0);
- if (Bitmap)
- free(Bitmap);
- Bitmap = NULL;
- net_mcast_addr.s_addr = 0;
- Multicast = 0;
- Mcast_port = 0;
- TftpEndingBlock = -1;
-}
-
-#endif /* CONFIG_MCAST_TFTP */
-
-static inline void
-store_block(int block, uchar *src, unsigned len)
-{
- ulong offset = block * TftpBlkSize + TftpBlockWrapOffset;
+ ulong offset = block * tftp_block_size + tftp_block_wrap_offset;
ulong newsize = offset + len;
+ ulong store_addr = tftp_load_addr + offset;
#ifdef CONFIG_SYS_DIRECT_FLASH_TFTP
int i, rc = 0;
/* start address in flash? */
if (flash_info[i].flash_id == FLASH_UNKNOWN)
continue;
- if (load_addr + offset >= flash_info[i].start[0]) {
+ if (store_addr >= flash_info[i].start[0]) {
rc = 1;
break;
}
}
if (rc) { /* Flash is destination for this packet */
- rc = flash_write((char *)src, (ulong)(load_addr+offset), len);
+ rc = flash_write((char *)src, store_addr, len);
if (rc) {
flash_perror(rc);
- net_set_state(NETLOOP_FAIL);
- return;
+ return rc;
}
} else
#endif /* CONFIG_SYS_DIRECT_FLASH_TFTP */
{
- void *ptr = map_sysmem(load_addr + offset, len);
+ void *ptr;
+#ifdef CONFIG_LMB
+ ulong end_addr = tftp_load_addr + tftp_load_size;
+
+ if (!end_addr)
+ end_addr = ULONG_MAX;
+
+ if (store_addr < tftp_load_addr ||
+ store_addr + len > end_addr) {
+ puts("\nTFTP error: ");
+ puts("trying to overwrite reserved memory...\n");
+ return -1;
+ }
+#endif
+ ptr = map_sysmem(store_addr, len);
memcpy(ptr, src, len);
unmap_sysmem(ptr);
}
-#ifdef CONFIG_MCAST_TFTP
- if (Multicast)
- ext2_set_bit(block, Bitmap);
-#endif
if (net_boot_file_size < newsize)
net_boot_file_size = newsize;
+
+ return 0;
}
/* Clear our state ready for a new transfer */
static void new_transfer(void)
{
- TftpLastBlock = 0;
- TftpBlockWrap = 0;
- TftpBlockWrapOffset = 0;
+ tftp_prev_block = 0;
+ tftp_block_wrap = 0;
+ tftp_block_wrap_offset = 0;
#ifdef CONFIG_CMD_TFTPPUT
- TftpFinalBlock = 0;
+ tftp_put_final_block_sent = 0;
#endif
}
static int load_block(unsigned block, uchar *dst, unsigned len)
{
/* We may want to get the final block from the previous set */
- ulong offset = ((int)block - 1) * len + TftpBlockWrapOffset;
+ ulong offset = ((int)block - 1) * len + tftp_block_wrap_offset;
ulong tosend = len;
tosend = min(net_boot_file_size - offset, tosend);
- (void)memcpy(dst, (void *)(save_addr + offset), tosend);
- debug("%s: block=%d, offset=%ld, len=%d, tosend=%ld\n", __func__,
- block, offset, len, tosend);
+ (void)memcpy(dst, (void *)(image_save_addr + offset), tosend);
+ debug("%s: block=%u, offset=%lu, len=%u, tosend=%lu\n", __func__,
+ block, offset, len, tosend);
return tosend;
}
#endif
-static void TftpSend(void);
-static void TftpTimeout(void);
+static void tftp_send(void);
+static void tftp_timeout_handler(void);
/**********************************************************************/
static void show_block_marker(void)
{
#ifdef CONFIG_TFTP_TSIZE
- if (TftpTsize) {
- ulong pos = TftpBlock * TftpBlkSize + TftpBlockWrapOffset;
+ if (tftp_tsize) {
+ ulong pos = tftp_cur_block * tftp_block_size +
+ tftp_block_wrap_offset;
+ if (pos > tftp_tsize)
+ pos = tftp_tsize;
- while (TftpNumchars < pos * 50 / TftpTsize) {
+ while (tftp_tsize_num_hash < pos * 50 / tftp_tsize) {
putc('#');
- TftpNumchars++;
+ tftp_tsize_num_hash++;
}
} else
#endif
{
- if (((TftpBlock - 1) % 10) == 0)
+ if (((tftp_cur_block - 1) % 10) == 0)
putc('#');
- else if ((TftpBlock % (10 * HASHES_PER_LINE)) == 0)
+ else if ((tftp_cur_block % (10 * HASHES_PER_LINE)) == 0)
puts("\n\t ");
}
}
static void restart(const char *msg)
{
printf("\n%s; starting again\n", msg);
-#ifdef CONFIG_MCAST_TFTP
- mcast_cleanup();
-#endif
- NetStartAgain();
+ net_start_again();
}
/*
* number of 0 this means that there was a wrap
* around of the (16 bit) counter.
*/
- if (TftpBlock == 0 && TftpLastBlock != 0) {
- TftpBlockWrap++;
- TftpBlockWrapOffset += TftpBlkSize * TFTP_SEQUENCE_SIZE;
- TftpTimeoutCount = 0; /* we've done well, reset thhe timeout */
+ if (tftp_cur_block == 0 && tftp_prev_block != 0) {
+ tftp_block_wrap++;
+ tftp_block_wrap_offset += tftp_block_size * TFTP_SEQUENCE_SIZE;
+ timeout_count = 0; /* we've done well, reset the timeout */
} else {
show_block_marker();
}
{
#ifdef CONFIG_TFTP_TSIZE
/* Print hash marks for the last packet received */
- while (TftpTsize && TftpNumchars < 49) {
+ while (tftp_tsize && tftp_tsize_num_hash < 49) {
putc('#');
- TftpNumchars++;
+ tftp_tsize_num_hash++;
}
puts(" ");
- print_size(TftpTsize, "");
+ print_size(tftp_tsize, "");
#endif
time_start = get_timer(time_start);
if (time_start > 0) {
net_set_state(NETLOOP_SUCCESS);
}
-static void
-TftpSend(void)
+static void tftp_send(void)
{
uchar *pkt;
uchar *xp;
int len = 0;
ushort *s;
-#ifdef CONFIG_MCAST_TFTP
- /* Multicast TFTP.. non-MasterClients do not ACK data. */
- if (Multicast
- && (TftpState == STATE_DATA)
- && (MasterClient == 0))
- return;
-#endif
/*
* We will always be sending some sort of packet, so
* cobble together the packet headers now.
*/
- pkt = NetTxPacket + NetEthHdrSize() + IP_UDP_HDR_SIZE;
+ pkt = net_tx_packet + net_eth_hdr_size() + IP_UDP_HDR_SIZE;
- switch (TftpState) {
+ switch (tftp_state) {
case STATE_SEND_RRQ:
case STATE_SEND_WRQ:
xp = pkt;
s = (ushort *)pkt;
#ifdef CONFIG_CMD_TFTPPUT
- *s++ = htons(TftpState == STATE_SEND_RRQ ? TFTP_RRQ :
+ *s++ = htons(tftp_state == STATE_SEND_RRQ ? TFTP_RRQ :
TFTP_WRQ);
#else
*s++ = htons(TFTP_RRQ);
pkt += 5 /*strlen("octet")*/ + 1;
strcpy((char *)pkt, "timeout");
pkt += 7 /*strlen("timeout")*/ + 1;
- sprintf((char *)pkt, "%lu", TftpTimeoutMSecs / 1000);
+ sprintf((char *)pkt, "%lu", timeout_ms / 1000);
debug("send option \"timeout %s\"\n", (char *)pkt);
pkt += strlen((char *)pkt) + 1;
#ifdef CONFIG_TFTP_TSIZE
#endif
/* try for more effic. blk size */
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);
- if (Bitmap && eth_get_dev()->mcast) {
- free(Bitmap);
- Bitmap = NULL;
- pkt += sprintf((char *)pkt, "multicast%c%c",
- 0, 0);
- }
- }
-#endif /* CONFIG_MCAST_TFTP */
+ 0, tftp_block_size_option, 0);
len = pkt - xp;
break;
case STATE_OACK:
-#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);
- /*..falling..*/
-#endif
case STATE_RECV_WRQ:
case STATE_DATA:
xp = pkt;
s = (ushort *)pkt;
s[0] = htons(TFTP_ACK);
- s[1] = htons(TftpBlock);
+ s[1] = htons(tftp_cur_block);
pkt = (uchar *)(s + 2);
#ifdef CONFIG_CMD_TFTPPUT
- if (TftpWriting) {
- int toload = TftpBlkSize;
- int loaded = load_block(TftpBlock, pkt, toload);
+ if (tftp_put_active) {
+ int toload = tftp_block_size;
+ int loaded = load_block(tftp_cur_block, pkt, toload);
s[0] = htons(TFTP_DATA);
pkt += loaded;
- TftpFinalBlock = (loaded < toload);
+ tftp_put_final_block_sent = (loaded < toload);
}
#endif
len = pkt - xp;
break;
}
- NetSendUDPPacket(NetServerEther, tftp_remote_ip, TftpRemotePort,
- TftpOurPort, len);
+ net_send_udp_packet(net_server_ethaddr, tftp_remote_ip,
+ tftp_remote_port, tftp_our_port, len);
}
#ifdef CONFIG_CMD_TFTPPUT
__be16 *s;
int i;
- if (dest != TftpOurPort) {
-#ifdef CONFIG_MCAST_TFTP
- if (Multicast
- && (!Mcast_port || (dest != Mcast_port)))
-#endif
+ if (dest != tftp_our_port) {
return;
}
- if (TftpState != STATE_SEND_RRQ && src != TftpRemotePort &&
- TftpState != STATE_RECV_WRQ && TftpState != STATE_SEND_WRQ)
+ if (tftp_state != STATE_SEND_RRQ && src != tftp_remote_port &&
+ tftp_state != STATE_RECV_WRQ && tftp_state != STATE_SEND_WRQ)
return;
if (len < 2)
proto = *s++;
pkt = (uchar *)s;
switch (ntohs(proto)) {
-
case TFTP_RRQ:
break;
case TFTP_ACK:
#ifdef CONFIG_CMD_TFTPPUT
- if (TftpWriting) {
- if (TftpFinalBlock) {
+ if (tftp_put_active) {
+ if (tftp_put_final_block_sent) {
tftp_complete();
} else {
/*
* count to wrap just like the other end!
*/
int block = ntohs(*s);
- int ack_ok = (TftpBlock == block);
+ int ack_ok = (tftp_cur_block == block);
- TftpBlock = (unsigned short)(block + 1);
+ tftp_cur_block = (unsigned short)(block + 1);
update_block_number();
if (ack_ok)
- TftpSend(); /* Send next data block */
+ tftp_send(); /* Send next data block */
}
}
#endif
case TFTP_WRQ:
debug("Got WRQ\n");
tftp_remote_ip = sip;
- TftpRemotePort = src;
- TftpOurPort = 1024 + (get_timer(0) % 3072);
+ tftp_remote_port = src;
+ tftp_our_port = 1024 + (get_timer(0) % 3072);
new_transfer();
- TftpSend(); /* Send ACK(0) */
+ tftp_send(); /* Send ACK(0) */
break;
#endif
case TFTP_OACK:
debug("Got OACK: %s %s\n",
- pkt,
- pkt + strlen((char *)pkt) + 1);
- TftpState = STATE_OACK;
- TftpRemotePort = src;
+ pkt, pkt + strlen((char *)pkt) + 1);
+ tftp_state = STATE_OACK;
+ tftp_remote_port = src;
/*
* Check for 'blksize' option.
* 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) {
- TftpBlkSize = (unsigned short)
- simple_strtoul((char *)pkt+i+8, NULL,
- 10);
+ if (strcmp((char *)pkt + i, "blksize") == 0) {
+ tftp_block_size = (unsigned short)
+ simple_strtoul((char *)pkt + i + 8,
+ NULL, 10);
debug("Blocksize ack: %s, %d\n",
- (char *)pkt+i+8, TftpBlkSize);
+ (char *)pkt + i + 8, tftp_block_size);
}
#ifdef CONFIG_TFTP_TSIZE
if (strcmp((char *)pkt+i, "tsize") == 0) {
- TftpTsize = simple_strtoul((char *)pkt+i+6,
+ tftp_tsize = simple_strtoul((char *)pkt + i + 6,
NULL, 10);
debug("size = %s, %d\n",
- (char *)pkt+i+6, TftpTsize);
+ (char *)pkt + i + 6, tftp_tsize);
}
#endif
}
-#ifdef CONFIG_MCAST_TFTP
- parse_multicast_oack((char *)pkt, len-1);
- if ((Multicast) && (!MasterClient))
- TftpState = STATE_DATA; /* passive.. */
- else
-#endif
#ifdef CONFIG_CMD_TFTPPUT
- if (TftpWriting) {
+ if (tftp_put_active) {
/* Get ready to send the first block */
- TftpState = STATE_DATA;
- TftpBlock++;
+ tftp_state = STATE_DATA;
+ tftp_cur_block++;
}
#endif
- TftpSend(); /* Send ACK or first data block */
+ tftp_send(); /* Send ACK or first data block */
break;
case TFTP_DATA:
if (len < 2)
return;
len -= 2;
- TftpBlock = ntohs(*(__be16 *)pkt);
+ tftp_cur_block = ntohs(*(__be16 *)pkt);
update_block_number();
- if (TftpState == STATE_SEND_RRQ)
+ if (tftp_state == STATE_SEND_RRQ)
debug("Server did not acknowledge timeout option!\n");
- if (TftpState == STATE_SEND_RRQ || TftpState == STATE_OACK ||
- TftpState == STATE_RECV_WRQ) {
+ if (tftp_state == STATE_SEND_RRQ || tftp_state == STATE_OACK ||
+ tftp_state == STATE_RECV_WRQ) {
/* first block received */
- TftpState = STATE_DATA;
- TftpRemotePort = src;
+ tftp_state = STATE_DATA;
+ tftp_remote_port = src;
new_transfer();
-#ifdef CONFIG_MCAST_TFTP
- if (Multicast) { /* start!=1 common if mcast */
- TftpLastBlock = TftpBlock - 1;
- } else
-#endif
- if (TftpBlock != 1) { /* Assertion */
- printf("\nTFTP error: "
- "First block is not block 1 (%ld)\n"
- "Starting again\n\n",
- TftpBlock);
- NetStartAgain();
+ if (tftp_cur_block != 1) { /* Assertion */
+ puts("\nTFTP error: ");
+ printf("First block is not block 1 (%ld)\n",
+ tftp_cur_block);
+ puts("Starting again\n\n");
+ net_start_again();
break;
}
}
- if (TftpBlock == TftpLastBlock) {
- /*
- * Same block again; ignore it.
- */
+ if (tftp_cur_block == tftp_prev_block) {
+ /* Same block again; ignore it. */
break;
}
- TftpLastBlock = TftpBlock;
- TftpTimeoutCountMax = TIMEOUT_COUNT;
- NetSetTimeout(TftpTimeoutMSecs, TftpTimeout);
+ tftp_prev_block = tftp_cur_block;
+ timeout_count_max = tftp_timeout_count_max;
+ net_set_timeout_handler(timeout_ms, tftp_timeout_handler);
- store_block(TftpBlock - 1, pkt + 2, len);
+ if (store_block(tftp_cur_block - 1, pkt + 2, len)) {
+ eth_halt();
+ net_set_state(NETLOOP_FAIL);
+ break;
+ }
/*
* Acknowledge the block just received, which will prompt
* the remote for the next one.
*/
-#ifdef CONFIG_MCAST_TFTP
- /* if I am the MasterClient, actively calculate what my next
- * needed block is; else I'm passive; not ACKING
- */
- if (Multicast) {
- if (len < TftpBlkSize) {
- TftpEndingBlock = TftpBlock;
- } else if (MasterClient) {
- TftpBlock = PrevBitmapHole =
- ext2_find_next_zero_bit(
- Bitmap,
- (Mapsize*8),
- PrevBitmapHole);
- if (TftpBlock > ((Mapsize*8) - 1)) {
- printf("tftpfile too big\n");
- /* try to double it and retry */
- Mapsize <<= 1;
- mcast_cleanup();
- NetStartAgain();
- return;
- }
- TftpLastBlock = TftpBlock;
- }
- }
-#endif
- TftpSend();
-
-#ifdef CONFIG_MCAST_TFTP
- if (Multicast) {
- if (MasterClient && (TftpBlock >= TftpEndingBlock)) {
- puts("\nMulticast tftp done\n");
- mcast_cleanup();
- net_set_state(NETLOOP_SUCCESS);
- }
- } else
-#endif
- if (len < TftpBlkSize)
+ tftp_send();
+
+ if (len < tftp_block_size)
tftp_complete();
break;
case TFTP_ERR_FILE_ALREADY_EXISTS:
default:
puts("Starting again\n\n");
-#ifdef CONFIG_MCAST_TFTP
- mcast_cleanup();
-#endif
- NetStartAgain();
+ net_start_again();
break;
}
break;
}
-static void
-TftpTimeout(void)
+static void tftp_timeout_handler(void)
{
- if (++TftpTimeoutCount > TftpTimeoutCountMax) {
+ if (++timeout_count > timeout_count_max) {
restart("Retry count exceeded");
} else {
puts("T ");
- NetSetTimeout(TftpTimeoutMSecs, TftpTimeout);
- if (TftpState != STATE_RECV_WRQ)
- TftpSend();
+ net_set_timeout_handler(timeout_ms, tftp_timeout_handler);
+ if (tftp_state != STATE_RECV_WRQ)
+ tftp_send();
}
}
+/* Initialize tftp_load_addr and tftp_load_size from image_load_addr and lmb */
+static int tftp_init_load_addr(void)
+{
+#ifdef CONFIG_LMB
+ struct lmb lmb;
+ phys_size_t max_size;
+
+ lmb_init_and_reserve(&lmb, gd->bd, (void *)gd->fdt_blob);
+
+ max_size = lmb_get_free_size(&lmb, image_load_addr);
+ if (!max_size)
+ return -1;
-void TftpStart(enum proto_t protocol)
+ tftp_load_size = max_size;
+#endif
+ tftp_load_addr = image_load_addr;
+ return 0;
+}
+
+void tftp_start(enum proto_t protocol)
{
+#if CONFIG_NET_TFTP_VARS
char *ep; /* Environment pointer */
/*
* Allow the user to choose TFTP blocksize and timeout.
* TFTP protocol has a minimal timeout of 1 second.
*/
- ep = getenv("tftpblocksize");
+
+ ep = env_get("tftpblocksize");
if (ep != NULL)
- TftpBlkSizeOption = simple_strtol(ep, NULL, 10);
+ tftp_block_size_option = simple_strtol(ep, NULL, 10);
- ep = getenv("tftptimeout");
+ ep = env_get("tftptimeout");
if (ep != NULL)
- TftpTimeoutMSecs = simple_strtol(ep, NULL, 10);
+ timeout_ms = simple_strtol(ep, NULL, 10);
- if (TftpTimeoutMSecs < 1000) {
- printf("TFTP timeout (%ld ms) too low, "
- "set minimum = 1000 ms\n",
- TftpTimeoutMSecs);
- TftpTimeoutMSecs = 1000;
+ if (timeout_ms < 1000) {
+ printf("TFTP timeout (%ld ms) too low, set min = 1000 ms\n",
+ timeout_ms);
+ timeout_ms = 1000;
}
+ ep = env_get("tftptimeoutcountmax");
+ if (ep != NULL)
+ tftp_timeout_count_max = simple_strtol(ep, NULL, 10);
+
+ if (tftp_timeout_count_max < 0) {
+ printf("TFTP timeout count max (%d ms) negative, set to 0\n",
+ tftp_timeout_count_max);
+ tftp_timeout_count_max = 0;
+ }
+#endif
+
debug("TFTP blocksize = %i, timeout = %ld ms\n",
- TftpBlkSizeOption, TftpTimeoutMSecs);
+ tftp_block_size_option, timeout_ms);
tftp_remote_ip = net_server_ip;
- if (net_boot_file_name[0] == '\0') {
+ if (!net_parse_bootfile(&tftp_remote_ip, tftp_filename, MAX_LEN)) {
sprintf(default_filename, "%02X%02X%02X%02X.img",
net_ip.s_addr & 0xFF,
(net_ip.s_addr >> 8) & 0xFF,
(net_ip.s_addr >> 16) & 0xFF,
(net_ip.s_addr >> 24) & 0xFF);
- strncpy(tftp_filename, default_filename, MAX_LEN);
- tftp_filename[MAX_LEN-1] = 0;
+ strncpy(tftp_filename, default_filename, DEFAULT_NAME_LEN);
+ tftp_filename[DEFAULT_NAME_LEN - 1] = 0;
printf("*** Warning: no boot file name; using '%s'\n",
- tftp_filename);
- } else {
- char *p = strchr(net_boot_file_name, ':');
-
- if (p == NULL) {
- strncpy(tftp_filename, net_boot_file_name, MAX_LEN);
- tftp_filename[MAX_LEN-1] = 0;
- } else {
- tftp_remote_ip = string_to_ip(net_boot_file_name);
- strncpy(tftp_filename, p + 1, MAX_LEN);
- tftp_filename[MAX_LEN-1] = 0;
- }
+ tftp_filename);
}
printf("Using %s device\n", eth_get_name());
#ifdef CONFIG_CMD_TFTPPUT
protocol == TFTPPUT ? "to" : "from",
#else
- "from",
+ "from",
#endif
- &tftp_remote_ip, &net_ip);
+ &tftp_remote_ip, &net_ip);
/* Check if we need to send across this subnet */
if (net_gateway.s_addr && net_netmask.s_addr) {
putc('\n');
#ifdef CONFIG_CMD_TFTPPUT
- TftpWriting = (protocol == TFTPPUT);
- if (TftpWriting) {
- printf("Save address: 0x%lx\n", save_addr);
- printf("Save size: 0x%lx\n", save_size);
- net_boot_file_size = save_size;
+ tftp_put_active = (protocol == TFTPPUT);
+ if (tftp_put_active) {
+ printf("Save address: 0x%lx\n", image_save_addr);
+ printf("Save size: 0x%lx\n", image_save_size);
+ net_boot_file_size = image_save_size;
puts("Saving: *\b");
- TftpState = STATE_SEND_WRQ;
+ tftp_state = STATE_SEND_WRQ;
new_transfer();
} else
#endif
{
- printf("Load address: 0x%lx\n", load_addr);
+ if (tftp_init_load_addr()) {
+ eth_halt();
+ net_set_state(NETLOOP_FAIL);
+ puts("\nTFTP error: ");
+ puts("trying to overwrite reserved memory...\n");
+ return;
+ }
+ printf("Load address: 0x%lx\n", tftp_load_addr);
puts("Loading: *\b");
- TftpState = STATE_SEND_RRQ;
+ tftp_state = STATE_SEND_RRQ;
+#ifdef CONFIG_CMD_BOOTEFI
+ efi_set_bootdev("Net", "", tftp_filename);
+#endif
}
time_start = get_timer(0);
- TftpTimeoutCountMax = TftpRRQTimeoutCountMax;
+ timeout_count_max = tftp_timeout_count_max;
- NetSetTimeout(TftpTimeoutMSecs, TftpTimeout);
+ net_set_timeout_handler(timeout_ms, tftp_timeout_handler);
net_set_udp_handler(tftp_handler);
#ifdef CONFIG_CMD_TFTPPUT
net_set_icmp_handler(icmp_handler);
#endif
- TftpRemotePort = WELL_KNOWN_PORT;
- TftpTimeoutCount = 0;
+ tftp_remote_port = WELL_KNOWN_PORT;
+ timeout_count = 0;
/* Use a pseudo-random port unless a specific port is set */
- TftpOurPort = 1024 + (get_timer(0) % 3072);
+ tftp_our_port = 1024 + (get_timer(0) % 3072);
#ifdef CONFIG_TFTP_PORT
- ep = getenv("tftpdstp");
+ ep = env_get("tftpdstp");
if (ep != NULL)
- TftpRemotePort = simple_strtol(ep, NULL, 10);
- ep = getenv("tftpsrcp");
+ tftp_remote_port = simple_strtol(ep, NULL, 10);
+ ep = env_get("tftpsrcp");
if (ep != NULL)
- TftpOurPort = simple_strtol(ep, NULL, 10);
+ tftp_our_port = simple_strtol(ep, NULL, 10);
#endif
- TftpBlock = 0;
+ tftp_cur_block = 0;
/* zero out server ether in case the server ip has changed */
- memset(NetServerEther, 0, 6);
- /* Revert TftpBlkSize to dflt */
- TftpBlkSize = TFTP_BLOCK_SIZE;
-#ifdef CONFIG_MCAST_TFTP
- mcast_cleanup();
-#endif
+ memset(net_server_ethaddr, 0, 6);
+ /* Revert tftp_block_size to dflt */
+ tftp_block_size = TFTP_BLOCK_SIZE;
#ifdef CONFIG_TFTP_TSIZE
- TftpTsize = 0;
- TftpNumchars = 0;
+ tftp_tsize = 0;
+ tftp_tsize_num_hash = 0;
#endif
- TftpSend();
+ tftp_send();
}
#ifdef CONFIG_CMD_TFTPSRV
-void
-TftpStartServer(void)
+void tftp_start_server(void)
{
tftp_filename[0] = 0;
+ if (tftp_init_load_addr()) {
+ eth_halt();
+ net_set_state(NETLOOP_FAIL);
+ puts("\nTFTP error: trying to overwrite reserved memory...\n");
+ return;
+ }
printf("Using %s device\n", eth_get_name());
printf("Listening for TFTP transfer on %pI4\n", &net_ip);
- printf("Load address: 0x%lx\n", load_addr);
+ printf("Load address: 0x%lx\n", tftp_load_addr);
puts("Loading: *\b");
- TftpTimeoutCountMax = TIMEOUT_COUNT;
- TftpTimeoutCount = 0;
- TftpTimeoutMSecs = TIMEOUT;
- NetSetTimeout(TftpTimeoutMSecs, TftpTimeout);
+ timeout_count_max = tftp_timeout_count_max;
+ timeout_count = 0;
+ timeout_ms = TIMEOUT;
+ net_set_timeout_handler(timeout_ms, tftp_timeout_handler);
- /* Revert TftpBlkSize to dflt */
- TftpBlkSize = TFTP_BLOCK_SIZE;
- TftpBlock = 0;
- TftpOurPort = WELL_KNOWN_PORT;
+ /* Revert tftp_block_size to dflt */
+ tftp_block_size = TFTP_BLOCK_SIZE;
+ tftp_cur_block = 0;
+ tftp_our_port = WELL_KNOWN_PORT;
#ifdef CONFIG_TFTP_TSIZE
- TftpTsize = 0;
- TftpNumchars = 0;
+ tftp_tsize = 0;
+ tftp_tsize_num_hash = 0;
#endif
- TftpState = STATE_RECV_WRQ;
+ tftp_state = STATE_RECV_WRQ;
net_set_udp_handler(tftp_handler);
/* zero out server ether in case the server ip has changed */
- memset(NetServerEther, 0, 6);
+ memset(net_server_ethaddr, 0, 6);
}
#endif /* CONFIG_CMD_TFTPSRV */
-#ifdef CONFIG_MCAST_TFTP
-/* Credits: atftp project.
- */
-
-/* pick up BcastAddr, Port, and whether I am [now] the master-client. *
- * Frame:
- * +-------+-----------+---+-------~~-------+---+
- * | opc | multicast | 0 | addr, port, mc | 0 |
- * +-------+-----------+---+-------~~-------+---+
- * The multicast addr/port becomes what I listen to, and if 'mc' is '1' then
- * I am the new master-client so must send ACKs to DataBlocks. If I am not
- * master-client, I'm a passive client, gathering what DataBlocks I may and
- * making note of which ones I got in my bitmask.
- * In theory, I never go from master->passive..
- * .. this comes in with pkt already pointing just past opc
- */
-static void parse_multicast_oack(char *pkt, int len)
-{
- int i;
- struct in_addr addr;
- char *mc_adr, *port, *mc;
-
- 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)
- break;
- if (i >= (len-14)) /* non-Multicast OACK, ign. */
- return;
-
- i += 10; /* strlen multicast */
- mc_adr = pkt+i;
- for (; i < len; i++) {
- if (*(pkt+i) == ',') {
- *(pkt+i) = '\0';
- if (port) {
- mc = pkt+i+1;
- break;
- } else {
- port = pkt+i+1;
- }
- }
- }
- if (!port || !mc_adr || !mc)
- return;
- if (Multicast && MasterClient) {
- 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");
- free(Bitmap);
- 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
- */
- Bitmap = malloc(Mapsize);
- if (!Bitmap) {
- printf("No Bitmap, no multicast. Sorry.\n");
- ProhibitMcast = 1;
- return;
- }
- memset(Bitmap, 0, Mapsize);
- PrevBitmapHole = 0;
- Multicast = 1;
- }
- addr = string_to_ip(mc_adr);
- if (net_mcast_addr.s_addr != addr.s_addr) {
- if (net_mcast_addr.s_addr)
- eth_mcast_join(net_mcast_addr, 0);
- net_mcast_addr = addr;
- if (eth_mcast_join(net_mcast_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);
- return;
-}
-
-#endif /* Multicast TFTP */