Keil Studio Cloud
Mistake on this page?
Report an issue in GitHub or email us
lwip_snmp_pbuf_stream.h
Go to the documentation of this file.
1 /**
2  * @file
3  * SNMP pbuf stream wrapper (internal API, do not use in client code).
4  */
5 
6 /*
7  * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
8  * All rights reserved.
9  *
10  * Redistribution and use in source and binary forms, with or without modification,
11  * are permitted provided that the following conditions are met:
12  *
13  * 1. Redistributions of source code must retain the above copyright notice,
14  * this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright notice,
16  * this list of conditions and the following disclaimer in the documentation
17  * and/or other materials provided with the distribution.
18  * 3. The name of the author may not be used to endorse or promote products
19  * derived from this software without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
22  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
23  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
24  * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
26  * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
29  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
30  * OF SUCH DAMAGE.
31  *
32  * This file is part of the lwIP TCP/IP stack.
33  *
34  * Author: Martin Hentschel <info@cl-soft.de>
35  *
36  */
37 
38 #ifndef LWIP_HDR_APPS_SNMP_PBUF_STREAM_H
39 #define LWIP_HDR_APPS_SNMP_PBUF_STREAM_H
40 
41 #include "lwip/apps/snmp_opts.h"
42 
43 #if LWIP_SNMP
44 
45 #include "lwip/err.h"
46 #include "lwip/pbuf.h"
47 
48 #ifdef __cplusplus
49 extern "C" {
50 #endif
51 
52 struct snmp_pbuf_stream {
53  struct pbuf *pbuf;
54  u16_t offset;
55  u16_t length;
56 };
57 
58 err_t snmp_pbuf_stream_init(struct snmp_pbuf_stream *pbuf_stream, struct pbuf *p, u16_t offset, u16_t length);
59 err_t snmp_pbuf_stream_read(struct snmp_pbuf_stream *pbuf_stream, u8_t *data);
60 err_t snmp_pbuf_stream_write(struct snmp_pbuf_stream *pbuf_stream, u8_t data);
61 err_t snmp_pbuf_stream_writebuf(struct snmp_pbuf_stream *pbuf_stream, const void *buf, u16_t buf_len);
62 err_t snmp_pbuf_stream_writeto(struct snmp_pbuf_stream *pbuf_stream, struct snmp_pbuf_stream *target_pbuf_stream, u16_t len);
63 err_t snmp_pbuf_stream_seek(struct snmp_pbuf_stream *pbuf_stream, s32_t offset);
64 err_t snmp_pbuf_stream_seek_abs(struct snmp_pbuf_stream *pbuf_stream, u32_t offset);
65 
66 #ifdef __cplusplus
67 }
68 #endif
69 
70 #endif /* LWIP_SNMP */
71 
72 #endif /* LWIP_HDR_APPS_SNMP_PBUF_STREAM_H */
pbuf
Main packet buffer struct.
Definition: ppp_service_if.h:136
err.h
lwIP Error codes
snmp_opts.h
SNMP server options list.
pbuf.h
pbuf API
Important Information for this Arm website

This site uses cookies to store information on your computer. By continuing to use our site, you consent to our cookies. If you are not happy with the use of these cookies, please review our Cookie Policy to learn how they can be disabled. By disabling cookies, some features of the site will not work.