1 /****************************************************************//**
5 * @author Logan Gunthorpe <logang@deltatee.com>
7 * @brief Trivial File Transfer Protocol (RFC 1350)
9 * Copyright (c) Deltatee Enterprises Ltd. 2013
10 * All rights reserved.
12 ********************************************************************/
15 * Redistribution and use in source and binary forms, with or without
16 * modification,are permitted provided that the following conditions are met:
18 * 1. Redistributions of source code must retain the above copyright notice,
19 * this list of conditions and the following disclaimer.
20 * 2. Redistributions in binary form must reproduce the above copyright notice,
21 * this list of conditions and the following disclaimer in the documentation
22 * and/or other materials provided with the distribution.
23 * 3. The name of the author may not be used to endorse or promote products
24 * derived from this software without specific prior written permission.
26 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
27 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
28 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
29 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
30 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
31 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
32 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
33 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
34 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
35 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37 * Author: Logan Gunthorpe <logang@deltatee.com>
41 #ifndef LWIP_HDR_APPS_TFTP_SERVER_H
42 #define LWIP_HDR_APPS_TFTP_SERVER_H
44 #include "lwip/apps/tftp_opts.h"
46 #include "lwip/pbuf.h"
53 * TFTP context containing callback functions for TFTP transfers
57 * Open file for read/write.
58 * @param fname Filename
59 * @param mode Mode string from TFTP RFC 1350 (netascii, octet, mail)
60 * @param write Flag indicating read (0) or write (!= 0) access
61 * @returns File handle supplied to other functions
63 void* (*open)(const char* fname, const char* mode, u8_t write);
66 * @param handle File handle returned by open()
68 void (*close)(void* handle);
71 * @param handle File handle returned by open()
72 * @param buf Target buffer to copy read data to
73 * @param bytes Number of bytes to copy to buf
74 * @returns >= 0: Success; < 0: Error
76 int (*read)(void* handle, void* buf, int bytes);
79 * @param handle File handle returned by open()
80 * @param pbuf PBUF adjusted such that payload pointer points
81 * to the beginning of write data. In other words,
82 * TFTP headers are stripped off.
83 * @returns >= 0: Success; < 0: Error
85 int (*write)(void* handle, struct pbuf* p);
88 err_t tftp_init(const struct tftp_context* ctx);
94 #endif /* LWIP_HDR_APPS_TFTP_SERVER_H */