1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
|
/****************************************************************************
* net/uip/uip-internal.h
*
* Copyright (C) 2007 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* This logic was leveraged from uIP which also has a BSD-style license:
*
* Author Adam Dunkels <adam@dunkels.com>
* Copyright (c) 2001-2003, Adam Dunkels.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __UIP_INTERNAL_H
#define __UIP_INTERNAL_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#ifdef CONFIG_NET
#include <sys/types.h>
#include <errno.h>
#include <arch/irq.h>
#include <net/uip/uip.h>
/****************************************************************************
* Public Macro Definitions
****************************************************************************/
/****************************************************************************
* Public Type Definitions
****************************************************************************/
/****************************************************************************
* Public Data
****************************************************************************/
extern const uip_ipaddr_t g_alloneaddr;
extern const uip_ipaddr_t g_allzeroaddr;
/* Increasing number used for the IP ID field. */
extern uint16 g_ipid;
/* Reassembly timer (units: deci-seconds) */
#if UIP_REASSEMBLY && !defined(CONFIG_NET_IPv6)
extern uint8 uip_reasstmr;
#endif
/* List of applications waiting for ICMP ECHO REPLY */
#if defined(CONFIG_NET_ICMP) && defined(CONFIG_NET_ICMP_PING)
extern struct uip_callback_s *g_echocallback;
#endif
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
#endif
/* Defined in uip_callback.c ************************************************/
EXTERN void uip_callbackinit(void);
EXTERN FAR struct uip_callback_s *uip_callbackalloc(struct uip_callback_s **list);
EXTERN void uip_callbackfree(FAR struct uip_callback_s *cb, struct uip_callback_s **list);
EXTERN uint16 uip_callbackexecute(FAR struct uip_driver_s *dev, void *pvconn,
uint16 flags, FAR struct uip_callback_s *list);
#ifdef CONFIG_NET_TCP
/* Defined in uip_tcpconn.c *************************************************/
EXTERN void uip_tcpinit(void);
EXTERN struct uip_conn *uip_tcpactive(struct uip_tcpip_hdr *buf);
EXTERN struct uip_conn *uip_nexttcpconn(struct uip_conn *conn);
EXTERN struct uip_conn *uip_tcplistener(uint16 portno);
EXTERN struct uip_conn *uip_tcpaccept(struct uip_tcpip_hdr *buf);
EXTERN void uip_tcpnextsequence(void);
/* Defined in uip-tcppoll.c *************************************************/
EXTERN void uip_tcppoll(struct uip_driver_s *dev, struct uip_conn *conn);
/* Defined in uip-udptimer.c ************************************************/
EXTERN void uip_tcptimer(struct uip_driver_s *dev, struct uip_conn *conn, int hsec);
/* Defined in uip_listen.c **************************************************/
EXTERN void uip_listeninit(void);
EXTERN boolean uip_islistener(uint16 port);
EXTERN int uip_accept(struct uip_driver_s *dev, struct uip_conn *conn, uint16 portno);
/* Defined in uip-tcpsend.c *************************************************/
EXTERN void uip_tcpsend(struct uip_driver_s *dev, struct uip_conn *conn,
uint16 flags, uint16 len);
EXTERN void uip_tcpreset(struct uip_driver_s *dev);
EXTERN void uip_tcpack(struct uip_driver_s *dev, struct uip_conn *conn,
uint8 ack);
/* Defined in uip-tcpappsend.c **********************************************/
EXTERN void uip_tcpappsend(struct uip_driver_s *dev, struct uip_conn *conn,
uint16 result);
EXTERN void uip_tcprexmit(struct uip_driver_s *dev, struct uip_conn *conn,
uint16 result);
/* Defined in uip-tcpinput.c ************************************************/
EXTERN void uip_tcpinput(struct uip_driver_s *dev);
/* Defined in uip_tcpcallback.c *********************************************/
EXTERN uint16 uip_tcpcallback(struct uip_driver_s *dev,
struct uip_conn *conn, uint16 flags);
/* Defined in uip-tcpreadahead.c ********************************************/
#if CONFIG_NET_NTCP_READAHEAD_BUFFERS > 0
EXTERN void uip_tcpreadaheadinit(void);
EXTERN struct uip_readahead_s *uip_tcpreadaheadalloc(void);
EXTERN void uip_tcpreadaheadrelease(struct uip_readahead_s *buf);
#endif /* CONFIG_NET_NTCP_READAHEAD_BUFFERS */
#endif /* CONFIG_NET_TCP */
#ifdef CONFIG_NET_UDP
/* Defined in uip_udpconn.c *************************************************/
EXTERN void uip_udpinit(void);
EXTERN struct uip_udp_conn *uip_udpactive(struct uip_udpip_hdr *buf);
EXTERN struct uip_udp_conn *uip_nextudpconn(struct uip_udp_conn *conn);
/* Defined in uip-udppoll.c *************************************************/
EXTERN void uip_udppoll(struct uip_driver_s *dev, struct uip_udp_conn *conn);
/* Defined in uip-udpsend.c *************************************************/
EXTERN void uip_udpsend(struct uip_driver_s *dev, struct uip_udp_conn *conn);
/* Defined in uip-udpinput.c ************************************************/
EXTERN void uip_udpinput(struct uip_driver_s *dev);
/* Defined in uip_udpcallback.c *********************************************/
EXTERN void uip_udpcallback(struct uip_driver_s *dev,
struct uip_udp_conn *conn, uint16 flags);
#endif /* CONFIG_NET_UDP */
#ifdef CONFIG_NET_ICMP
/* Defined in uip-icmpinput.c ***********************************************/
EXTERN void uip_icmpinput(struct uip_driver_s *dev);
#ifdef CONFIG_NET_ICMP_PING
/* Defined in uip-icmpoll.c *************************************************/
EXTERN void uip_icmppoll(struct uip_driver_s *dev);
/* Defined in uip-icmsend.c *************************************************/
EXTERN void uip_icmpsend(struct uip_driver_s *dev, uip_ipaddr_t *destaddr);
#endif /* CONFIG_NET_ICMP_PING */
#endif /* CONFIG_NET_ICMP */
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif /* CONFIG_NET */
#endif /* __UIP_INTERNAL_H */
|