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net/tftp.c
19.5 KB
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/* |
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* Copyright 1994, 1995, 2000 Neil Russell. * (See License) * Copyright 2000, 2001 DENX Software Engineering, Wolfgang Denk, wd@denx.de |
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* Copyright 2011 Comelit Group SpA, * Luca Ceresoli <luca.ceresoli@comelit.it> |
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*/ #include <common.h> #include <command.h> |
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#include <efi_loader.h> |
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#include <mapmem.h> |
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#include <net.h> |
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#include <net/tftp.h> |
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#include "bootp.h" |
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#ifdef CONFIG_SYS_DIRECT_FLASH_TFTP #include <flash.h> #endif |
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DECLARE_GLOBAL_DATA_PTR; |
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/* Well known TFTP port # */ #define WELL_KNOWN_PORT 69 /* Millisecs to timeout for lost pkt */ |
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#define TIMEOUT 5000UL |
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#ifndef CONFIG_NET_RETRY_COUNT |
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/* # of timeouts before giving up */ |
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# define TIMEOUT_COUNT 10 |
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#else # define TIMEOUT_COUNT (CONFIG_NET_RETRY_COUNT * 2) #endif |
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/* Number of "loading" hashes per line (for checking the image size) */ #define HASHES_PER_LINE 65 |
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/* * TFTP operations. */ #define TFTP_RRQ 1 #define TFTP_WRQ 2 #define TFTP_DATA 3 #define TFTP_ACK 4 #define TFTP_ERROR 5 |
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#define TFTP_OACK 6 |
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|
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static ulong timeout_ms = TIMEOUT; static int timeout_count_max = TIMEOUT_COUNT; |
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static ulong time_start; /* Record time we started tftp */ |
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/* * These globals govern the timeout behavior when attempting a connection to a |
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* TFTP server. tftp_timeout_ms specifies the number of milliseconds to |
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* wait for the server to respond to initial connection. Second global, |
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* 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 |
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* positive. The globals are meant to be set (and restored) by code needing * non-standard timeout behavior when initiating a TFTP transfer. */ |
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ulong tftp_timeout_ms = TIMEOUT; int tftp_timeout_count_max = TIMEOUT_COUNT; |
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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, }; |
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static struct in_addr tftp_remote_ip; |
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/* The UDP port at their end */ |
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static int tftp_remote_port; |
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/* The UDP port at our end */ |
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static int tftp_our_port; static int timeout_count; |
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/* packet sequence number */ |
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static ulong tftp_cur_block; |
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/* last packet sequence number received */ |
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static ulong tftp_prev_block; |
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/* count of sequence number wraparounds */ |
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static ulong tftp_block_wrap; |
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/* memory offset due to wrapping */ |
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static ulong tftp_block_wrap_offset; static int tftp_state; |
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static ulong tftp_load_addr; #ifdef CONFIG_LMB static ulong tftp_load_size; #endif |
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#ifdef CONFIG_TFTP_TSIZE |
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/* The file size reported by the server */ |
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static int tftp_tsize; |
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/* The number of hashes we printed */ |
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static short tftp_tsize_num_hash; |
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#endif |
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#ifdef CONFIG_CMD_TFTPPUT |
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/* 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; |
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#else |
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#define tftp_put_active 0 |
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#endif |
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|
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#define STATE_SEND_RRQ 1 |
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#define STATE_DATA 2 #define STATE_TOO_LARGE 3 #define STATE_BAD_MAGIC 4 |
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#define STATE_OACK 5 |
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#define STATE_RECV_WRQ 6 |
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#define STATE_SEND_WRQ 7 |
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/* default TFTP block size */ #define TFTP_BLOCK_SIZE 512 /* sequence number is 16 bit */ #define TFTP_SEQUENCE_SIZE ((ulong)(1<<16)) |
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#define DEFAULT_NAME_LEN (8 + 4 + 1) static char default_filename[DEFAULT_NAME_LEN]; |
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#ifndef CONFIG_TFTP_FILE_NAME_MAX_LEN #define MAX_LEN 128 #else #define MAX_LEN CONFIG_TFTP_FILE_NAME_MAX_LEN #endif static char tftp_filename[MAX_LEN]; |
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|
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/* 512 is poor choice for ethernet, MTU is typically 1500. * Minus eth.hdrs thats 1468. Can get 2x better throughput with |
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* almost-MTU block sizes. At least try... fall back to 512 if need be. |
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* (but those using CONFIG_IP_DEFRAG may want to set a larger block in cfg file) |
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*/ |
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#ifdef CONFIG_TFTP_BLOCKSIZE #define TFTP_MTU_BLOCKSIZE CONFIG_TFTP_BLOCKSIZE #else |
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#define TFTP_MTU_BLOCKSIZE 1468 |
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#endif |
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static unsigned short tftp_block_size = TFTP_BLOCK_SIZE; static unsigned short tftp_block_size_option = TFTP_MTU_BLOCKSIZE; |
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|
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static inline int store_block(int block, uchar *src, unsigned int len) |
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{ |
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ulong offset = block * tftp_block_size + tftp_block_wrap_offset; |
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ulong newsize = offset + len; |
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ulong store_addr = tftp_load_addr + offset; |
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#ifdef CONFIG_SYS_DIRECT_FLASH_TFTP |
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int i, rc = 0; |
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for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) { |
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/* start address in flash? */ |
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if (flash_info[i].flash_id == FLASH_UNKNOWN) continue; |
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if (store_addr >= flash_info[i].start[0]) { |
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rc = 1; break; } } if (rc) { /* Flash is destination for this packet */ |
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rc = flash_write((char *)src, store_addr, len); |
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if (rc) { |
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flash_perror(rc); |
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return rc; |
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} |
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} else |
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#endif /* CONFIG_SYS_DIRECT_FLASH_TFTP */ |
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{ |
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void *ptr; #ifdef CONFIG_LMB if (store_addr < tftp_load_addr || store_addr + len > tftp_load_addr + tftp_load_size) { puts(" TFTP error: "); puts("trying to overwrite reserved memory... "); return -1; } #endif ptr = map_sysmem(store_addr, len); |
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memcpy(ptr, src, len); unmap_sysmem(ptr); |
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} |
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if (net_boot_file_size < newsize) net_boot_file_size = newsize; |
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return 0; |
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} |
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/* Clear our state ready for a new transfer */ |
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static void new_transfer(void) |
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{ |
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tftp_prev_block = 0; tftp_block_wrap = 0; tftp_block_wrap_offset = 0; |
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#ifdef CONFIG_CMD_TFTPPUT |
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tftp_put_final_block_sent = 0; |
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#endif } |
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#ifdef CONFIG_CMD_TFTPPUT /** * Load the next block from memory to be sent over tftp. * * @param block Block number to send * @param dst Destination buffer for data * @param len Number of bytes in block (this one and every other) * @return number of bytes loaded */ static int load_block(unsigned block, uchar *dst, unsigned len) { /* We may want to get the final block from the previous set */ |
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ulong offset = ((int)block - 1) * len + tftp_block_wrap_offset; |
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ulong tosend = len; |
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tosend = min(net_boot_file_size - offset, tosend); |
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(void)memcpy(dst, (void *)(save_addr + offset), tosend); debug("%s: block=%d, offset=%ld, len=%d, tosend=%ld ", __func__, |
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block, offset, len, tosend); |
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return tosend; } #endif |
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static void tftp_send(void); static void tftp_timeout_handler(void); |
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/**********************************************************************/ |
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static void show_block_marker(void) { #ifdef CONFIG_TFTP_TSIZE |
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if (tftp_tsize) { ulong pos = tftp_cur_block * tftp_block_size + tftp_block_wrap_offset; |
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if (pos > tftp_tsize) pos = tftp_tsize; |
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|
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while (tftp_tsize_num_hash < pos * 50 / tftp_tsize) { |
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putc('#'); |
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tftp_tsize_num_hash++; |
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} |
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} else |
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#endif |
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{ |
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if (((tftp_cur_block - 1) % 10) == 0) |
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putc('#'); |
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else if ((tftp_cur_block % (10 * HASHES_PER_LINE)) == 0) |
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puts(" \t "); } } |
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/** * restart the current transfer due to an error * * @param msg Message to print for user */ static void restart(const char *msg) { printf(" %s; starting again ", msg); |
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net_start_again(); |
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} /* * Check if the block number has wrapped, and update progress * * TODO: The egregious use of global variables in this file should be tidied. */ static void update_block_number(void) { /* * RFC1350 specifies that the first data packet will * have sequence number 1. If we receive a sequence * number of 0 this means that there was a wrap * around of the (16 bit) counter. */ |
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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 */ |
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} else { show_block_marker(); } } |
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/* The TFTP get or put is complete */ static void tftp_complete(void) { #ifdef CONFIG_TFTP_TSIZE /* Print hash marks for the last packet received */ |
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while (tftp_tsize && tftp_tsize_num_hash < 49) { |
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putc('#'); |
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tftp_tsize_num_hash++; |
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} |
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puts(" "); |
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print_size(tftp_tsize, ""); |
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#endif |
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time_start = get_timer(time_start); if (time_start > 0) { puts(" \t "); /* Line up with "Loading: " */ |
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print_size(net_boot_file_size / |
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time_start * 1000, "/s"); } |
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puts(" done "); |
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net_set_state(NETLOOP_SUCCESS); |
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} |
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static void tftp_send(void) |
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{ |
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uchar *pkt; |
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uchar *xp; int len = 0; ushort *s; |
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/* * We will always be sending some sort of packet, so * cobble together the packet headers now. */ |
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pkt = net_tx_packet + net_eth_hdr_size() + IP_UDP_HDR_SIZE; |
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|
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switch (tftp_state) { |
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case STATE_SEND_RRQ: |
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case STATE_SEND_WRQ: |
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xp = pkt; |
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s = (ushort *)pkt; |
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#ifdef CONFIG_CMD_TFTPPUT |
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*s++ = htons(tftp_state == STATE_SEND_RRQ ? TFTP_RRQ : |
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TFTP_WRQ); |
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#else *s++ = htons(TFTP_RRQ); #endif |
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pkt = (uchar *)s; |
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strcpy((char *)pkt, tftp_filename); |
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pkt += strlen(tftp_filename) + 1; |
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strcpy((char *)pkt, "octet"); |
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pkt += 5 /*strlen("octet")*/ + 1; |
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strcpy((char *)pkt, "timeout"); |
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pkt += 7 /*strlen("timeout")*/ + 1; |
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sprintf((char *)pkt, "%lu", timeout_ms / 1000); |
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debug("send option \"timeout %s\" ", (char *)pkt); |
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pkt += strlen((char *)pkt) + 1; |
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#ifdef CONFIG_TFTP_TSIZE |
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pkt += sprintf((char *)pkt, "tsize%c%u%c", 0, net_boot_file_size, 0); |
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#endif |
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/* try for more effic. blk size */ |
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pkt += sprintf((char *)pkt, "blksize%c%d%c", |
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0, tftp_block_size_option, 0); |
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len = pkt - xp; break; |
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case STATE_OACK: |
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case STATE_RECV_WRQ: |
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case STATE_DATA: |
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xp = pkt; |
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s = (ushort *)pkt; |
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s[0] = htons(TFTP_ACK); |
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s[1] = htons(tftp_cur_block); |
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pkt = (uchar *)(s + 2); #ifdef CONFIG_CMD_TFTPPUT |
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if (tftp_put_active) { int toload = tftp_block_size; int loaded = load_block(tftp_cur_block, pkt, toload); |
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s[0] = htons(TFTP_DATA); pkt += loaded; |
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tftp_put_final_block_sent = (loaded < toload); |
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} #endif |
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len = pkt - xp; break; case STATE_TOO_LARGE: xp = pkt; |
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s = (ushort *)pkt; *s++ = htons(TFTP_ERROR); |
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*s++ = htons(3); |
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pkt = (uchar *)s; |
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strcpy((char *)pkt, "File too large"); |
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pkt += 14 /*strlen("File too large")*/ + 1; len = pkt - xp; break; case STATE_BAD_MAGIC: xp = pkt; |
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s = (ushort *)pkt; *s++ = htons(TFTP_ERROR); *s++ = htons(2); pkt = (uchar *)s; |
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strcpy((char *)pkt, "File has bad magic"); |
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pkt += 18 /*strlen("File has bad magic")*/ + 1; len = pkt - xp; break; } |
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net_send_udp_packet(net_server_ethaddr, tftp_remote_ip, tftp_remote_port, tftp_our_port, len); |
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} |
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#ifdef CONFIG_CMD_TFTPPUT |
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396 |
static void icmp_handler(unsigned type, unsigned code, unsigned dest, |
049a95a77 net: cosmetic: Ch... |
397 398 |
struct in_addr sip, unsigned src, uchar *pkt, unsigned len) |
1fb7cd498 net: tftpput: imp... |
399 400 401 402 403 404 |
{ if (type == ICMP_NOT_REACH && code == ICMP_NOT_REACH_PORT) { /* Oh dear the other end has gone away */ restart("TFTP server died"); } } |
39bccd21d net: Hide more co... |
405 |
#endif |
1fb7cd498 net: tftpput: imp... |
406 |
|
049a95a77 net: cosmetic: Ch... |
407 408 |
static void tftp_handler(uchar *pkt, unsigned dest, struct in_addr sip, unsigned src, unsigned len) |
fe8c2806c Initial revision |
409 |
{ |
61fdd4f7c net/tftp: sparse ... |
410 411 |
__be16 proto; __be16 *s; |
ff13ac8c7 Backout commit 8f... |
412 |
int i; |
fe8c2806c Initial revision |
413 |
|
8885c5fe9 net: cosmetic: Cl... |
414 |
if (dest != tftp_our_port) { |
0bdd8acc3 net/tftp.c: cosme... |
415 |
return; |
fe8c2806c Initial revision |
416 |
} |
8885c5fe9 net: cosmetic: Cl... |
417 418 |
if (tftp_state != STATE_SEND_RRQ && src != tftp_remote_port && tftp_state != STATE_RECV_WRQ && tftp_state != STATE_SEND_WRQ) |
fe8c2806c Initial revision |
419 |
return; |
fe8c2806c Initial revision |
420 |
|
7bc325a1b net/tftp.c: cosme... |
421 |
if (len < 2) |
fe8c2806c Initial revision |
422 |
return; |
fe8c2806c Initial revision |
423 424 |
len -= 2; /* warning: don't use increment (++) in ntohs() macros!! */ |
61fdd4f7c net/tftp: sparse ... |
425 |
s = (__be16 *)pkt; |
7bc5ee078 Prepare U-Boot fo... |
426 427 |
proto = *s++; pkt = (uchar *)s; |
fe8c2806c Initial revision |
428 |
switch (ntohs(proto)) { |
fe8c2806c Initial revision |
429 |
case TFTP_RRQ: |
1fb7cd498 net: tftpput: imp... |
430 |
break; |
fe8c2806c Initial revision |
431 |
case TFTP_ACK: |
1fb7cd498 net: tftpput: imp... |
432 |
#ifdef CONFIG_CMD_TFTPPUT |
8885c5fe9 net: cosmetic: Cl... |
433 434 |
if (tftp_put_active) { if (tftp_put_final_block_sent) { |
1fb7cd498 net: tftpput: imp... |
435 436 437 438 439 440 441 |
tftp_complete(); } else { /* * Move to the next block. We want our block * count to wrap just like the other end! */ int block = ntohs(*s); |
8885c5fe9 net: cosmetic: Cl... |
442 |
int ack_ok = (tftp_cur_block == block); |
1fb7cd498 net: tftpput: imp... |
443 |
|
8885c5fe9 net: cosmetic: Cl... |
444 |
tftp_cur_block = (unsigned short)(block + 1); |
1fb7cd498 net: tftpput: imp... |
445 446 |
update_block_number(); if (ack_ok) |
8885c5fe9 net: cosmetic: Cl... |
447 |
tftp_send(); /* Send next data block */ |
1fb7cd498 net: tftpput: imp... |
448 449 450 |
} } #endif |
fe8c2806c Initial revision |
451 |
break; |
1fb7cd498 net: tftpput: imp... |
452 |
|
fe8c2806c Initial revision |
453 454 |
default: break; |
e59e35620 TFTP: net/tftp.c:... |
455 456 457 458 |
#ifdef CONFIG_CMD_TFTPSRV case TFTP_WRQ: debug("Got WRQ "); |
049a95a77 net: cosmetic: Ch... |
459 |
tftp_remote_ip = sip; |
8885c5fe9 net: cosmetic: Cl... |
460 461 |
tftp_remote_port = src; tftp_our_port = 1024 + (get_timer(0) % 3072); |
e4cde2f70 net: tftpput: Fac... |
462 |
new_transfer(); |
8885c5fe9 net: cosmetic: Cl... |
463 |
tftp_send(); /* Send ACK(0) */ |
e59e35620 TFTP: net/tftp.c:... |
464 465 |
break; #endif |
fbe4b5cbd * Update TRAB aut... |
466 |
case TFTP_OACK: |
d371708a1 net/tftp.c: fix w... |
467 468 |
debug("Got OACK: %s %s ", |
8885c5fe9 net: cosmetic: Cl... |
469 470 471 |
pkt, pkt + strlen((char *)pkt) + 1); tftp_state = STATE_OACK; tftp_remote_port = src; |
60174746c Fix TFTP OACK cod... |
472 473 474 475 476 |
/* * Check for 'blksize' option. * Careful: "i" is signed, "len" is unsigned, thus * something like "len-8" may give a *huge* number */ |
c718b1439 net/tftp.c: cosme... |
477 |
for (i = 0; i+8 < len; i++) { |
8885c5fe9 net: cosmetic: Cl... |
478 479 480 481 |
if (strcmp((char *)pkt + i, "blksize") == 0) { tftp_block_size = (unsigned short) simple_strtoul((char *)pkt + i + 8, NULL, 10); |
0ebf04c60 minor debug clean... |
482 483 |
debug("Blocksize ack: %s, %d ", |
8885c5fe9 net: cosmetic: Cl... |
484 |
(char *)pkt + i + 8, tftp_block_size); |
ff13ac8c7 Backout commit 8f... |
485 |
} |
4fccb818e Add Transfer Size... |
486 |
#ifdef CONFIG_TFTP_TSIZE |
2e320257c net/tftp.c: cosme... |
487 |
if (strcmp((char *)pkt+i, "tsize") == 0) { |
8885c5fe9 net: cosmetic: Cl... |
488 |
tftp_tsize = simple_strtoul((char *)pkt + i + 6, |
2f09413fd net/tftp.c: cosme... |
489 |
NULL, 10); |
4fccb818e Add Transfer Size... |
490 491 |
debug("size = %s, %d ", |
8885c5fe9 net: cosmetic: Cl... |
492 |
(char *)pkt + i + 6, tftp_tsize); |
4fccb818e Add Transfer Size... |
493 494 |
} #endif |
53a5c424b multicast tftp: R... |
495 |
} |
1fb7cd498 net: tftpput: imp... |
496 |
#ifdef CONFIG_CMD_TFTPPUT |
8885c5fe9 net: cosmetic: Cl... |
497 |
if (tftp_put_active) { |
1fb7cd498 net: tftpput: imp... |
498 |
/* Get ready to send the first block */ |
8885c5fe9 net: cosmetic: Cl... |
499 500 |
tftp_state = STATE_DATA; tftp_cur_block++; |
1fb7cd498 net: tftpput: imp... |
501 502 |
} #endif |
8885c5fe9 net: cosmetic: Cl... |
503 |
tftp_send(); /* Send ACK or first data block */ |
fbe4b5cbd * Update TRAB aut... |
504 |
break; |
fe8c2806c Initial revision |
505 506 507 508 |
case TFTP_DATA: if (len < 2) return; len -= 2; |
8885c5fe9 net: cosmetic: Cl... |
509 |
tftp_cur_block = ntohs(*(__be16 *)pkt); |
3f85ce278 * CVS add missing... |
510 |
|
e4cde2f70 net: tftpput: Fac... |
511 |
update_block_number(); |
fe8c2806c Initial revision |
512 |
|
8885c5fe9 net: cosmetic: Cl... |
513 |
if (tftp_state == STATE_SEND_RRQ) |
0ebf04c60 minor debug clean... |
514 515 |
debug("Server did not acknowledge timeout option! "); |
fbe4b5cbd * Update TRAB aut... |
516 |
|
8885c5fe9 net: cosmetic: Cl... |
517 518 |
if (tftp_state == STATE_SEND_RRQ || tftp_state == STATE_OACK || tftp_state == STATE_RECV_WRQ) { |
3f85ce278 * CVS add missing... |
519 |
/* first block received */ |
8885c5fe9 net: cosmetic: Cl... |
520 521 |
tftp_state = STATE_DATA; tftp_remote_port = src; |
e4cde2f70 net: tftpput: Fac... |
522 |
new_transfer(); |
fe8c2806c Initial revision |
523 |
|
8885c5fe9 net: cosmetic: Cl... |
524 525 526 527 528 529 530 531 532 |
if (tftp_cur_block != 1) { /* Assertion */ puts(" TFTP error: "); printf("First block is not block 1 (%ld) ", tftp_cur_block); puts("Starting again "); |
bc0571fc1 net: cosmetic: Fi... |
533 |
net_start_again(); |
fe8c2806c Initial revision |
534 535 536 |
break; } } |
8885c5fe9 net: cosmetic: Cl... |
537 538 |
if (tftp_cur_block == tftp_prev_block) { /* Same block again; ignore it. */ |
fe8c2806c Initial revision |
539 540 |
break; } |
8885c5fe9 net: cosmetic: Cl... |
541 |
tftp_prev_block = tftp_cur_block; |
f5fb73467 net: TFTP: variab... |
542 |
timeout_count_max = tftp_timeout_count_max; |
bc0571fc1 net: cosmetic: Fi... |
543 |
net_set_timeout_handler(timeout_ms, tftp_timeout_handler); |
fe8c2806c Initial revision |
544 |
|
a156c47e3 tftp: prevent ove... |
545 546 547 548 549 |
if (store_block(tftp_cur_block - 1, pkt + 2, len)) { eth_halt(); net_set_state(NETLOOP_FAIL); break; } |
fe8c2806c Initial revision |
550 551 |
/* |
4d69e98c0 net/tftp.c: fix typo |
552 |
* Acknowledge the block just received, which will prompt |
20478ceaa TFTP: replace "se... |
553 |
* the remote for the next one. |
fe8c2806c Initial revision |
554 |
*/ |
8885c5fe9 net: cosmetic: Cl... |
555 |
tftp_send(); |
fe8c2806c Initial revision |
556 |
|
8885c5fe9 net: cosmetic: Cl... |
557 |
if (len < tftp_block_size) |
f5329bbc3 net: tftpput: mov... |
558 |
tftp_complete(); |
fe8c2806c Initial revision |
559 560 561 |
break; case TFTP_ERROR: |
c718b1439 net/tftp.c: cosme... |
562 563 564 |
printf(" TFTP error: '%s' (%d) ", |
61fdd4f7c net/tftp: sparse ... |
565 |
pkt + 2, ntohs(*(__be16 *)pkt)); |
aafda38fb Add error codes/h... |
566 |
|
61fdd4f7c net/tftp: sparse ... |
567 |
switch (ntohs(*(__be16 *)pkt)) { |
aafda38fb Add error codes/h... |
568 569 570 571 572 |
case TFTP_ERR_FILE_NOT_FOUND: case TFTP_ERR_ACCESS_DENIED: puts("Not retrying... "); eth_halt(); |
22f6e99d5 net: Refactor to ... |
573 |
net_set_state(NETLOOP_FAIL); |
aafda38fb Add error codes/h... |
574 575 576 577 578 579 580 581 582 583 |
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 "); |
bc0571fc1 net: cosmetic: Fi... |
584 |
net_start_again(); |
aafda38fb Add error codes/h... |
585 586 |
break; } |
fe8c2806c Initial revision |
587 588 589 |
break; } } |
8885c5fe9 net: cosmetic: Cl... |
590 |
static void tftp_timeout_handler(void) |
fe8c2806c Initial revision |
591 |
{ |
8885c5fe9 net: cosmetic: Cl... |
592 |
if (++timeout_count > timeout_count_max) { |
e4cde2f70 net: tftpput: Fac... |
593 |
restart("Retry count exceeded"); |
fe8c2806c Initial revision |
594 |
} else { |
c718b1439 net/tftp.c: cosme... |
595 |
puts("T "); |
bc0571fc1 net: cosmetic: Fi... |
596 |
net_set_timeout_handler(timeout_ms, tftp_timeout_handler); |
8885c5fe9 net: cosmetic: Cl... |
597 598 |
if (tftp_state != STATE_RECV_WRQ) tftp_send(); |
fe8c2806c Initial revision |
599 600 |
} } |
a156c47e3 tftp: prevent ove... |
601 602 603 604 605 606 |
/* Initialize tftp_load_addr and tftp_load_size from load_addr and lmb */ static int tftp_init_load_addr(void) { #ifdef CONFIG_LMB struct lmb lmb; phys_size_t max_size; |
9cc2323fe lmb: handle more ... |
607 |
lmb_init_and_reserve(&lmb, gd->bd, (void *)gd->fdt_blob); |
a156c47e3 tftp: prevent ove... |
608 |
|
65304aade lib: lmb: rename ... |
609 |
max_size = lmb_get_free_size(&lmb, load_addr); |
a156c47e3 tftp: prevent ove... |
610 611 612 613 614 615 616 617 |
if (!max_size) return -1; tftp_load_size = max_size; #endif tftp_load_addr = load_addr; return 0; } |
fe8c2806c Initial revision |
618 |
|
8885c5fe9 net: cosmetic: Cl... |
619 |
void tftp_start(enum proto_t protocol) |
fe8c2806c Initial revision |
620 |
{ |
f5fb73467 net: TFTP: variab... |
621 |
#if CONFIG_NET_TFTP_VARS |
ecb0ccd9c Allow to force TF... |
622 |
char *ep; /* Environment pointer */ |
89ba81d10 tftp: get the tft... |
623 |
|
c96f86eef TFTP: allow for a... |
624 625 626 627 |
/* * Allow the user to choose TFTP blocksize and timeout. * TFTP protocol has a minimal timeout of 1 second. */ |
f5fb73467 net: TFTP: variab... |
628 |
|
00caae6d4 env: Rename geten... |
629 |
ep = env_get("tftpblocksize"); |
2cb536080 net/tftp.c: cosme... |
630 |
if (ep != NULL) |
8885c5fe9 net: cosmetic: Cl... |
631 |
tftp_block_size_option = simple_strtol(ep, NULL, 10); |
c96f86eef TFTP: allow for a... |
632 |
|
00caae6d4 env: Rename geten... |
633 |
ep = env_get("tftptimeout"); |
2cb536080 net/tftp.c: cosme... |
634 |
if (ep != NULL) |
8885c5fe9 net: cosmetic: Cl... |
635 |
timeout_ms = simple_strtol(ep, NULL, 10); |
c96f86eef TFTP: allow for a... |
636 |
|
af2ca59e6 net: Revert "tftp... |
637 638 639 |
if (timeout_ms < 1000) { printf("TFTP timeout (%ld ms) too low, set min = 1000 ms ", |
8885c5fe9 net: cosmetic: Cl... |
640 |
timeout_ms); |
af2ca59e6 net: Revert "tftp... |
641 |
timeout_ms = 1000; |
c96f86eef TFTP: allow for a... |
642 |
} |
00caae6d4 env: Rename geten... |
643 |
ep = env_get("tftptimeoutcountmax"); |
f5fb73467 net: TFTP: variab... |
644 645 646 647 648 649 650 651 652 653 |
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 ", tftp_timeout_count_max); tftp_timeout_count_max = 0; } #endif |
c96f86eef TFTP: allow for a... |
654 655 |
debug("TFTP blocksize = %i, timeout = %ld ms ", |
8885c5fe9 net: cosmetic: Cl... |
656 |
tftp_block_size_option, timeout_ms); |
ecb0ccd9c Allow to force TF... |
657 |
|
049a95a77 net: cosmetic: Ch... |
658 |
tftp_remote_ip = net_server_ip; |
6ab128309 net: Consolidate ... |
659 |
if (!net_parse_bootfile(&tftp_remote_ip, tftp_filename, MAX_LEN)) { |
ea45cb0ad net: Make sure IP... |
660 |
sprintf(default_filename, "%02X%02X%02X%02X.img", |
049a95a77 net: cosmetic: Ch... |
661 662 663 664 |
net_ip.s_addr & 0xFF, (net_ip.s_addr >> 8) & 0xFF, (net_ip.s_addr >> 16) & 0xFF, (net_ip.s_addr >> 24) & 0xFF); |
a93907c43 TFTP: add host ip... |
665 |
|
0c17b1b79 net: tftp: silenc... |
666 667 |
strncpy(tftp_filename, default_filename, DEFAULT_NAME_LEN); tftp_filename[DEFAULT_NAME_LEN - 1] = 0; |
fe8c2806c Initial revision |
668 |
|
c718b1439 net/tftp.c: cosme... |
669 670 |
printf("*** Warning: no boot file name; using '%s' ", |
8885c5fe9 net: cosmetic: Cl... |
671 |
tftp_filename); |
fe8c2806c Initial revision |
672 |
} |
c718b1439 net/tftp.c: cosme... |
673 674 |
printf("Using %s device ", eth_get_name()); |
1fb7cd498 net: tftpput: imp... |
675 |
printf("TFTP %s server %pI4; our IP address is %pI4", |
8c6914f10 net: Add more #if... |
676 677 678 |
#ifdef CONFIG_CMD_TFTPPUT protocol == TFTPPUT ? "to" : "from", #else |
8885c5fe9 net: cosmetic: Cl... |
679 |
"from", |
8c6914f10 net: Add more #if... |
680 |
#endif |
8885c5fe9 net: cosmetic: Cl... |
681 |
&tftp_remote_ip, &net_ip); |
fe8c2806c Initial revision |
682 683 |
/* Check if we need to send across this subnet */ |
049a95a77 net: cosmetic: Ch... |
684 685 686 687 688 689 690 691 |
if (net_gateway.s_addr && net_netmask.s_addr) { struct in_addr our_net; struct in_addr remote_net; our_net.s_addr = net_ip.s_addr & net_netmask.s_addr; remote_net.s_addr = tftp_remote_ip.s_addr & net_netmask.s_addr; if (our_net.s_addr != remote_net.s_addr) printf("; sending through gateway %pI4", &net_gateway); |
fe8c2806c Initial revision |
692 |
} |
c718b1439 net/tftp.c: cosme... |
693 694 |
putc(' '); |
fe8c2806c Initial revision |
695 |
|
c718b1439 net/tftp.c: cosme... |
696 |
printf("Filename '%s'.", tftp_filename); |
fe8c2806c Initial revision |
697 |
|
1411157d8 net: cosmetic: Fi... |
698 699 700 701 |
if (net_boot_file_expected_size_in_blocks) { printf(" Size is 0x%x Bytes = ", net_boot_file_expected_size_in_blocks << 9); print_size(net_boot_file_expected_size_in_blocks << 9, ""); |
fe8c2806c Initial revision |
702 |
} |
c718b1439 net/tftp.c: cosme... |
703 704 |
putc(' '); |
1fb7cd498 net: tftpput: imp... |
705 |
#ifdef CONFIG_CMD_TFTPPUT |
8885c5fe9 net: cosmetic: Cl... |
706 707 |
tftp_put_active = (protocol == TFTPPUT); if (tftp_put_active) { |
1fb7cd498 net: tftpput: imp... |
708 709 710 711 |
printf("Save address: 0x%lx ", save_addr); printf("Save size: 0x%lx ", save_size); |
1411157d8 net: cosmetic: Fi... |
712 |
net_boot_file_size = save_size; |
1fb7cd498 net: tftpput: imp... |
713 |
puts("Saving: *\b"); |
8885c5fe9 net: cosmetic: Cl... |
714 |
tftp_state = STATE_SEND_WRQ; |
1fb7cd498 net: tftpput: imp... |
715 716 717 718 |
new_transfer(); } else #endif { |
a156c47e3 tftp: prevent ove... |
719 720 721 722 723 724 725 726 727 728 729 |
if (tftp_init_load_addr()) { eth_halt(); net_set_state(NETLOOP_FAIL); puts(" TFTP error: "); puts("trying to overwrite reserved memory... "); return; } printf("Load address: 0x%lx ", tftp_load_addr); |
1fb7cd498 net: tftpput: imp... |
730 |
puts("Loading: *\b"); |
8885c5fe9 net: cosmetic: Cl... |
731 |
tftp_state = STATE_SEND_RRQ; |
64b8d7a67 net/tftp: fix bui... |
732 |
#ifdef CONFIG_CMD_BOOTEFI |
0efe1bcf5 efi_loader: Add n... |
733 |
efi_set_bootdev("Net", "", tftp_filename); |
64b8d7a67 net/tftp: fix bui... |
734 |
#endif |
1fb7cd498 net: tftpput: imp... |
735 |
} |
fe8c2806c Initial revision |
736 |
|
85b198027 net: Add tftp spe... |
737 |
time_start = get_timer(0); |
8885c5fe9 net: cosmetic: Cl... |
738 |
timeout_count_max = tftp_timeout_count_max; |
e83cc0637 net: Make TFTP se... |
739 |
|
bc0571fc1 net: cosmetic: Fi... |
740 |
net_set_timeout_handler(timeout_ms, tftp_timeout_handler); |
049a95a77 net: cosmetic: Ch... |
741 |
net_set_udp_handler(tftp_handler); |
39bccd21d net: Hide more co... |
742 |
#ifdef CONFIG_CMD_TFTPPUT |
1fb7cd498 net: tftpput: imp... |
743 |
net_set_icmp_handler(icmp_handler); |
39bccd21d net: Hide more co... |
744 |
#endif |
8885c5fe9 net: cosmetic: Cl... |
745 746 |
tftp_remote_port = WELL_KNOWN_PORT; timeout_count = 0; |
ecb0ccd9c Allow to force TF... |
747 |
/* Use a pseudo-random port unless a specific port is set */ |
8885c5fe9 net: cosmetic: Cl... |
748 |
tftp_our_port = 1024 + (get_timer(0) % 3072); |
53a5c424b multicast tftp: R... |
749 |
|
ecb0ccd9c Allow to force TF... |
750 |
#ifdef CONFIG_TFTP_PORT |
00caae6d4 env: Rename geten... |
751 |
ep = env_get("tftpdstp"); |
7bc325a1b net/tftp.c: cosme... |
752 |
if (ep != NULL) |
8885c5fe9 net: cosmetic: Cl... |
753 |
tftp_remote_port = simple_strtol(ep, NULL, 10); |
00caae6d4 env: Rename geten... |
754 |
ep = env_get("tftpsrcp"); |
7bc325a1b net/tftp.c: cosme... |
755 |
if (ep != NULL) |
8885c5fe9 net: cosmetic: Cl... |
756 |
tftp_our_port = simple_strtol(ep, NULL, 10); |
ecb0ccd9c Allow to force TF... |
757 |
#endif |
8885c5fe9 net: cosmetic: Cl... |
758 |
tftp_cur_block = 0; |
fe8c2806c Initial revision |
759 |
|
73a8b27c5 * Add support for... |
760 |
/* zero out server ether in case the server ip has changed */ |
0adb5b761 net: cosmetic: Na... |
761 |
memset(net_server_ethaddr, 0, 6); |
8885c5fe9 net: cosmetic: Cl... |
762 763 |
/* Revert tftp_block_size to dflt */ tftp_block_size = TFTP_BLOCK_SIZE; |
4fccb818e Add Transfer Size... |
764 |
#ifdef CONFIG_TFTP_TSIZE |
8885c5fe9 net: cosmetic: Cl... |
765 766 |
tftp_tsize = 0; tftp_tsize_num_hash = 0; |
4fccb818e Add Transfer Size... |
767 |
#endif |
73a8b27c5 * Add support for... |
768 |
|
8885c5fe9 net: cosmetic: Cl... |
769 |
tftp_send(); |
fe8c2806c Initial revision |
770 |
} |
e59e35620 TFTP: net/tftp.c:... |
771 |
#ifdef CONFIG_CMD_TFTPSRV |
8885c5fe9 net: cosmetic: Cl... |
772 |
void tftp_start_server(void) |
e59e35620 TFTP: net/tftp.c:... |
773 774 |
{ tftp_filename[0] = 0; |
a156c47e3 tftp: prevent ove... |
775 776 777 778 779 780 781 782 |
if (tftp_init_load_addr()) { eth_halt(); net_set_state(NETLOOP_FAIL); puts(" TFTP error: trying to overwrite reserved memory... "); return; } |
e59e35620 TFTP: net/tftp.c:... |
783 784 |
printf("Using %s device ", eth_get_name()); |
049a95a77 net: cosmetic: Ch... |
785 786 |
printf("Listening for TFTP transfer on %pI4 ", &net_ip); |
a156c47e3 tftp: prevent ove... |
787 788 |
printf("Load address: 0x%lx ", tftp_load_addr); |
e59e35620 TFTP: net/tftp.c:... |
789 790 |
puts("Loading: *\b"); |
f5fb73467 net: TFTP: variab... |
791 |
timeout_count_max = tftp_timeout_count_max; |
8885c5fe9 net: cosmetic: Cl... |
792 793 |
timeout_count = 0; timeout_ms = TIMEOUT; |
bc0571fc1 net: cosmetic: Fi... |
794 |
net_set_timeout_handler(timeout_ms, tftp_timeout_handler); |
e59e35620 TFTP: net/tftp.c:... |
795 |
|
8885c5fe9 net: cosmetic: Cl... |
796 797 798 799 |
/* Revert tftp_block_size to dflt */ tftp_block_size = TFTP_BLOCK_SIZE; tftp_cur_block = 0; tftp_our_port = WELL_KNOWN_PORT; |
e59e35620 TFTP: net/tftp.c:... |
800 801 |
#ifdef CONFIG_TFTP_TSIZE |
8885c5fe9 net: cosmetic: Cl... |
802 803 |
tftp_tsize = 0; tftp_tsize_num_hash = 0; |
e59e35620 TFTP: net/tftp.c:... |
804 |
#endif |
8885c5fe9 net: cosmetic: Cl... |
805 |
tftp_state = STATE_RECV_WRQ; |
049a95a77 net: cosmetic: Ch... |
806 |
net_set_udp_handler(tftp_handler); |
8e52533d1 net: tftpsrv: Get... |
807 808 |
/* zero out server ether in case the server ip has changed */ |
0adb5b761 net: cosmetic: Na... |
809 |
memset(net_server_ethaddr, 0, 6); |
e59e35620 TFTP: net/tftp.c:... |
810 811 |
} #endif /* CONFIG_CMD_TFTPSRV */ |