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/******************************************************************************
* Copyright (c) 2004, 2008 IBM Corporation
* All rights reserved.
* This program and the accompanying materials
* are made available under the terms of the BSD License
* which accompanies this distribution, and is available at
* http://www.opensource.org/licenses/bsd-license.php
*
* Contributors:
* IBM Corporation - initial implementation
*****************************************************************************/
#ifndef _TFTP_H_
#define _TFTP_H_
#include <stdint.h>
#include "ipv6.h"
struct tftphdr {
int16_t th_opcode;
uint16_t th_data;
};
struct filename_ip {
uint32_t own_ip;
ip6_addr_t own_ip6;
uint32_t server_ip;
ip6_addr_t server_ip6;
ip6_addr_t dns_ip6;
char filename[256];
char *pl_cfgfile; /* For PXELINUX DHCPv4 option 209. Must be free()ed */
char *pl_prefix; /* For PXELINUX DHCPv4 option 210. Must be free()ed */
int fd;
int ip_version;
};
typedef struct filename_ip filename_ip_t;
typedef struct {
uint32_t bad_tftp_packets;
uint32_t no_packets;
uint32_t blocks_missed;
uint32_t blocks_received;
} tftp_err_t;
int tftp(filename_ip_t *fnip, unsigned char *buf, int len,
unsigned int retries, tftp_err_t *err);
int32_t handle_tftp(int fd, uint8_t *, int32_t);
void handle_tftp_dun(uint8_t err_code);
int parse_tftp_args(char buffer[], char *server_ip, char filename[], int fd, int len);
int tftp_get_error_info(filename_ip_t *fnip, tftp_err_t *tftperr, int rc,
const char **errstr, int *ecode);
#endif
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