RetroArch
stats.h
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1 /*
2  * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without modification,
6  * are permitted provided that the following conditions are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright notice,
9  * this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright notice,
11  * this list of conditions and the following disclaimer in the documentation
12  * and/or other materials provided with the distribution.
13  * 3. The name of the author may not be used to endorse or promote products
14  * derived from this software without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
19  * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
20  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
21  * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
24  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
25  * OF SUCH DAMAGE.
26  *
27  * This file is part of the lwIP TCP/IP stack.
28  *
29  * Author: Adam Dunkels <adam@sics.se>
30  *
31  */
32 #ifndef __LWIP_STATS_H__
33 #define __LWIP_STATS_H__
34 
35 #include "lwip/opt.h"
36 #include "arch/cc.h"
37 
38 #include "lwip/mem.h"
39 #include "lwip/memp.h"
40 
41 #if LWIP_STATS
42 
43 struct stats_proto {
44  u16_t xmit; /* Transmitted packets. */
45  u16_t rexmit; /* Retransmitted packets. */
46  u16_t recv; /* Received packets. */
47  u16_t fw; /* Forwarded packets. */
48  u16_t drop; /* Dropped packets. */
49  u16_t chkerr; /* Checksum error. */
50  u16_t lenerr; /* Invalid length error. */
51  u16_t memerr; /* Out of memory error. */
52  u16_t rterr; /* Routing error. */
53  u16_t proterr; /* Protocol error. */
54  u16_t opterr; /* Error in options. */
55  u16_t err; /* Misc error. */
56  u16_t cachehit;
57 };
58 
59 struct stats_mem {
60  mem_size_t avail;
61  mem_size_t used;
62  mem_size_t max;
63  mem_size_t err;
64 };
65 
66 struct stats_pbuf {
67  u16_t avail;
68  u16_t used;
69  u16_t max;
70  u16_t err;
71 
72  u16_t alloc_locked;
73  u16_t refresh_locked;
74 };
75 
76 struct stats_syselem {
77  u16_t used;
78  u16_t max;
79  u16_t err;
80 };
81 
82 struct stats_sys {
83  struct stats_syselem sem;
84  struct stats_syselem mbox;
85 };
86 
87 struct stats_ {
88  struct stats_proto link;
89  struct stats_proto ip_frag;
90  struct stats_proto ip;
91  struct stats_proto icmp;
92  struct stats_proto udp;
93  struct stats_proto tcp;
94  struct stats_pbuf pbuf;
95  struct stats_mem mem;
96  struct stats_mem memp[MEMP_MAX];
97  struct stats_sys sys;
98 };
99 
100 extern struct stats_ lwip_stats;
101 
102 
103 void stats_init(void);
104 
105 #define STATS_INC(x) ++lwip_stats.x
106 #else
107 #define stats_init()
108 #define STATS_INC(x)
109 #endif /* LWIP_STATS */
110 
111 #if TCP_STATS
112 #define TCP_STATS_INC(x) STATS_INC(x)
113 #else
114 #define TCP_STATS_INC(x)
115 #endif
116 
117 #if UDP_STATS
118 #define UDP_STATS_INC(x) STATS_INC(x)
119 #else
120 #define UDP_STATS_INC(x)
121 #endif
122 
123 #if ICMP_STATS
124 #define ICMP_STATS_INC(x) STATS_INC(x)
125 #else
126 #define ICMP_STATS_INC(x)
127 #endif
128 
129 #if IP_STATS
130 #define IP_STATS_INC(x) STATS_INC(x)
131 #else
132 #define IP_STATS_INC(x)
133 #endif
134 
135 #if IPFRAG_STATS
136 #define IPFRAG_STATS_INC(x) STATS_INC(x)
137 #else
138 #define IPFRAG_STATS_INC(x)
139 #endif
140 
141 #if LINK_STATS
142 #define LINK_STATS_INC(x) STATS_INC(x)
143 #else
144 #define LINK_STATS_INC(x)
145 #endif
146 
147 /* Display of statistics */
148 #if LWIP_STATS_DISPLAY
149 void stats_display(void);
150 #else
151 #define stats_display()
152 #endif
153 
154 #endif /* __LWIP_STATS_H__ */
155 
156 
157 
158 
#define stats_init()
Definition: stats.h:107
int link(const char *oldpath, const char *newpath)
Definition: compat_ctype.c:438
Definition: memr.c:17
Definition: memp.h:53
int opterr
Definition: compat_getopt.c:41
ssize_t recv(int sockfd, void *buf, size_t len, int flags)
Definition: memp.c:48
err_t ip_frag(struct pbuf *p, struct netif *netif, struct ip_addr *dest)
Definition: ip_frag.c:292
u16_t mem_size_t
Definition: mem.h:41
#define stats_display()
Definition: stats.h:151
u16 u16_t
Definition: cc.h:45
Definition: pbuf.h:66