summaryrefslogtreecommitdiff
path: root/nuttx/net/uip/uip_initialize.c
blob: 867e7d66abb8f29d393958c7f8ae1627dcbbd119 (plain) (blame)
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
/****************************************************************************
 * net/uip/uip_initialize.c
 *
 *   Copyright (C) 2007-2009 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
 *
 * Adapted for NuttX from logic in uIP which also has a BSD-like license:
 *
 *   Original author Adam Dunkels <adam@dunkels.com>
 *   Copyright () 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.
 *
 ****************************************************************************/

/****************************************************************************
 * Included Files
 ****************************************************************************/

#include <nuttx/config.h>
#ifdef CONFIG_NET

#include <stdint.h>
#include <net/uip/uip.h>

#include "uip_internal.h"

/****************************************************************************
 * Pre-processor Definitions
 ****************************************************************************/

/****************************************************************************
 * Public Variables
 ****************************************************************************/

/* IP/TCP/UDP/ICMP statistics for all network interfaces */

#ifdef CONFIG_NET_STATISTICS
struct uip_stats uip_stat;
#endif

/* Increasing number used for the IP ID field. */

uint16_t g_ipid;

const uip_ipaddr_t g_alloneaddr =
#ifdef CONFIG_NET_IPv6
  {0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff};
#else
  0xffffffff;
#endif

const uip_ipaddr_t g_allzeroaddr =
#ifdef CONFIG_NET_IPv6
  {0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000};
#else
  0x00000000;
#endif

/* Reassembly timer (units: deci-seconds) */

#if UIP_REASSEMBLY && !defined(CONFIG_NET_IPv6)
uint8_t uip_reasstmr;
#endif

/****************************************************************************
 * Private Variables
 ****************************************************************************/

/****************************************************************************
 * Private Functions
 ****************************************************************************/

/****************************************************************************
 * Public Functions
 ****************************************************************************/

/****************************************************************************
 * Name: uip_initialize
 *
 * Description:
 *   Perform initialization of the uIP layer
 *
 * Parameters:
 *   None
 *
 * Return:
 *   None
 *
 ****************************************************************************/

void uip_initialize(void)
{
  /* Initialize callback support */

  uip_callbackinit();

  /* Initialize the listening port structures */

#ifdef CONFIG_NET_TCP
  uip_listeninit();

  /* Initialize the TCP/IP connection structures */

  uip_tcpinit();

  /* Initialize the TCP/IP read-ahead buffering */

#if CONFIG_NET_NTCP_READAHEAD_BUFFERS > 0
  uip_tcpreadaheadinit();
#endif
#endif /* CONFIG_NET_TCP */

  /* Initialize the UDP connection structures */

#ifdef CONFIG_NET_UDP
  uip_udpinit();
#endif
}
#endif /* CONFIG_NET */