1 /****************************************************************************** 2 * Copyright (c) 2004, 2008 IBM Corporation 3 * All rights reserved. 4 * This program and the accompanying materials 5 * are made available under the terms of the BSD License 6 * which accompanies this distribution, and is available at 7 * http://www.opensource.org/licenses/bsd-license.php 8 * 9 * Contributors: 10 * IBM Corporation - initial implementation 11 *****************************************************************************/ 12 13 14 #ifndef _TFTP_H_ 15 #define _TFTP_H_ 16 17 #include <stdint.h> 18 #include "ipv6.h" 19 20 struct tftphdr { 21 int16_t th_opcode; 22 uint16_t th_data; 23 }; 24 25 struct filename_ip { 26 uint32_t own_ip; 27 ip6_addr_t own_ip6; 28 uint32_t server_ip; 29 ip6_addr_t server_ip6; 30 ip6_addr_t dns_ip6; 31 char filename[256]; 32 char *pl_cfgfile; /* For PXELINUX DHCPv4 option 209. Must be free()ed */ 33 char *pl_prefix; /* For PXELINUX DHCPv4 option 210. Must be free()ed */ 34 int fd; 35 int ip_version; 36 }; 37 typedef struct filename_ip filename_ip_t; 38 39 typedef struct { 40 uint32_t bad_tftp_packets; 41 uint32_t no_packets; 42 uint32_t blocks_missed; 43 uint32_t blocks_received; 44 } tftp_err_t; 45 46 int tftp(filename_ip_t *fnip, unsigned char *buf, int len, 47 unsigned int retries, tftp_err_t *err); 48 int32_t handle_tftp(int fd, uint8_t *, int32_t); 49 void handle_tftp_dun(uint8_t err_code); 50 int parse_tftp_args(char buffer[], char *server_ip, char filename[], int fd, int len); 51 int tftp_get_error_info(filename_ip_t *fnip, tftp_err_t *tftperr, int rc, 52 const char **errstr, int *ecode); 53 54 #endif 55