source: UsbWattMeter/trunk/lwip-1.4.1/src/include/lwip/stats.h@ 473

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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
37#include "lwip/mem.h"
38#include "lwip/memp.h"
39
40#ifdef __cplusplus
41extern "C" {
42#endif
43
44#if LWIP_STATS
45
46#ifndef LWIP_STATS_LARGE
47#define LWIP_STATS_LARGE 0
48#endif
49
50#if LWIP_STATS_LARGE
51#define STAT_COUNTER u32_t
52#define STAT_COUNTER_F U32_F
53#else
54#define STAT_COUNTER u16_t
55#define STAT_COUNTER_F U16_F
56#endif
57
58struct stats_proto {
59 STAT_COUNTER xmit; /* Transmitted packets. */
60 STAT_COUNTER recv; /* Received packets. */
61 STAT_COUNTER fw; /* Forwarded packets. */
62 STAT_COUNTER drop; /* Dropped packets. */
63 STAT_COUNTER chkerr; /* Checksum error. */
64 STAT_COUNTER lenerr; /* Invalid length error. */
65 STAT_COUNTER memerr; /* Out of memory error. */
66 STAT_COUNTER rterr; /* Routing error. */
67 STAT_COUNTER proterr; /* Protocol error. */
68 STAT_COUNTER opterr; /* Error in options. */
69 STAT_COUNTER err; /* Misc error. */
70 STAT_COUNTER cachehit;
71};
72
73struct stats_igmp {
74 STAT_COUNTER xmit; /* Transmitted packets. */
75 STAT_COUNTER recv; /* Received packets. */
76 STAT_COUNTER drop; /* Dropped packets. */
77 STAT_COUNTER chkerr; /* Checksum error. */
78 STAT_COUNTER lenerr; /* Invalid length error. */
79 STAT_COUNTER memerr; /* Out of memory error. */
80 STAT_COUNTER proterr; /* Protocol error. */
81 STAT_COUNTER rx_v1; /* Received v1 frames. */
82 STAT_COUNTER rx_group; /* Received group-specific queries. */
83 STAT_COUNTER rx_general; /* Received general queries. */
84 STAT_COUNTER rx_report; /* Received reports. */
85 STAT_COUNTER tx_join; /* Sent joins. */
86 STAT_COUNTER tx_leave; /* Sent leaves. */
87 STAT_COUNTER tx_report; /* Sent reports. */
88};
89
90struct stats_mem {
91#ifdef LWIP_DEBUG
92 const char *name;
93#endif /* LWIP_DEBUG */
94 mem_size_t avail;
95 mem_size_t used;
96 mem_size_t max;
97 STAT_COUNTER err;
98 STAT_COUNTER illegal;
99};
100
101struct stats_syselem {
102 STAT_COUNTER used;
103 STAT_COUNTER max;
104 STAT_COUNTER err;
105};
106
107struct stats_sys {
108 struct stats_syselem sem;
109 struct stats_syselem mutex;
110 struct stats_syselem mbox;
111};
112
113struct stats_ {
114#if LINK_STATS
115 struct stats_proto link;
116#endif
117#if ETHARP_STATS
118 struct stats_proto etharp;
119#endif
120#if IPFRAG_STATS
121 struct stats_proto ip_frag;
122#endif
123#if IP_STATS
124 struct stats_proto ip;
125#endif
126#if ICMP_STATS
127 struct stats_proto icmp;
128#endif
129#if IGMP_STATS
130 struct stats_igmp igmp;
131#endif
132#if UDP_STATS
133 struct stats_proto udp;
134#endif
135#if TCP_STATS
136 struct stats_proto tcp;
137#endif
138#if MEM_STATS
139 struct stats_mem mem;
140#endif
141#if MEMP_STATS
142 struct stats_mem memp[MEMP_MAX];
143#endif
144#if SYS_STATS
145 struct stats_sys sys;
146#endif
147};
148
149extern struct stats_ lwip_stats;
150
151void stats_init(void);
152
153#define STATS_INC(x) ++lwip_stats.x
154#define STATS_DEC(x) --lwip_stats.x
155#define STATS_INC_USED(x, y) do { lwip_stats.x.used += y; \
156 if (lwip_stats.x.max < lwip_stats.x.used) { \
157 lwip_stats.x.max = lwip_stats.x.used; \
158 } \
159 } while(0)
160#else /* LWIP_STATS */
161#define stats_init()
162#define STATS_INC(x)
163#define STATS_DEC(x)
164#define STATS_INC_USED(x)
165#endif /* LWIP_STATS */
166
167#if TCP_STATS
168#define TCP_STATS_INC(x) STATS_INC(x)
169#define TCP_STATS_DISPLAY() stats_display_proto(&lwip_stats.tcp, "TCP")
170#else
171#define TCP_STATS_INC(x)
172#define TCP_STATS_DISPLAY()
173#endif
174
175#if UDP_STATS
176#define UDP_STATS_INC(x) STATS_INC(x)
177#define UDP_STATS_DISPLAY() stats_display_proto(&lwip_stats.udp, "UDP")
178#else
179#define UDP_STATS_INC(x)
180#define UDP_STATS_DISPLAY()
181#endif
182
183#if ICMP_STATS
184#define ICMP_STATS_INC(x) STATS_INC(x)
185#define ICMP_STATS_DISPLAY() stats_display_proto(&lwip_stats.icmp, "ICMP")
186#else
187#define ICMP_STATS_INC(x)
188#define ICMP_STATS_DISPLAY()
189#endif
190
191#if IGMP_STATS
192#define IGMP_STATS_INC(x) STATS_INC(x)
193#define IGMP_STATS_DISPLAY() stats_display_igmp(&lwip_stats.igmp)
194#else
195#define IGMP_STATS_INC(x)
196#define IGMP_STATS_DISPLAY()
197#endif
198
199#if IP_STATS
200#define IP_STATS_INC(x) STATS_INC(x)
201#define IP_STATS_DISPLAY() stats_display_proto(&lwip_stats.ip, "IP")
202#else
203#define IP_STATS_INC(x)
204#define IP_STATS_DISPLAY()
205#endif
206
207#if IPFRAG_STATS
208#define IPFRAG_STATS_INC(x) STATS_INC(x)
209#define IPFRAG_STATS_DISPLAY() stats_display_proto(&lwip_stats.ip_frag, "IP_FRAG")
210#else
211#define IPFRAG_STATS_INC(x)
212#define IPFRAG_STATS_DISPLAY()
213#endif
214
215#if ETHARP_STATS
216#define ETHARP_STATS_INC(x) STATS_INC(x)
217#define ETHARP_STATS_DISPLAY() stats_display_proto(&lwip_stats.etharp, "ETHARP")
218#else
219#define ETHARP_STATS_INC(x)
220#define ETHARP_STATS_DISPLAY()
221#endif
222
223#if LINK_STATS
224#define LINK_STATS_INC(x) STATS_INC(x)
225#define LINK_STATS_DISPLAY() stats_display_proto(&lwip_stats.link, "LINK")
226#else
227#define LINK_STATS_INC(x)
228#define LINK_STATS_DISPLAY()
229#endif
230
231#if MEM_STATS
232#define MEM_STATS_AVAIL(x, y) lwip_stats.mem.x = y
233#define MEM_STATS_INC(x) STATS_INC(mem.x)
234#define MEM_STATS_INC_USED(x, y) STATS_INC_USED(mem, y)
235#define MEM_STATS_DEC_USED(x, y) lwip_stats.mem.x -= y
236#define MEM_STATS_DISPLAY() stats_display_mem(&lwip_stats.mem, "HEAP")
237#else
238#define MEM_STATS_AVAIL(x, y)
239#define MEM_STATS_INC(x)
240#define MEM_STATS_INC_USED(x, y)
241#define MEM_STATS_DEC_USED(x, y)
242#define MEM_STATS_DISPLAY()
243#endif
244
245#if MEMP_STATS
246#define MEMP_STATS_AVAIL(x, i, y) lwip_stats.memp[i].x = y
247#define MEMP_STATS_INC(x, i) STATS_INC(memp[i].x)
248#define MEMP_STATS_DEC(x, i) STATS_DEC(memp[i].x)
249#define MEMP_STATS_INC_USED(x, i) STATS_INC_USED(memp[i], 1)
250#define MEMP_STATS_DISPLAY(i) stats_display_memp(&lwip_stats.memp[i], i)
251#else
252#define MEMP_STATS_AVAIL(x, i, y)
253#define MEMP_STATS_INC(x, i)
254#define MEMP_STATS_DEC(x, i)
255#define MEMP_STATS_INC_USED(x, i)
256#define MEMP_STATS_DISPLAY(i)
257#endif
258
259#if SYS_STATS
260#define SYS_STATS_INC(x) STATS_INC(sys.x)
261#define SYS_STATS_DEC(x) STATS_DEC(sys.x)
262#define SYS_STATS_INC_USED(x) STATS_INC_USED(sys.x, 1)
263#define SYS_STATS_DISPLAY() stats_display_sys(&lwip_stats.sys)
264#else
265#define SYS_STATS_INC(x)
266#define SYS_STATS_DEC(x)
267#define SYS_STATS_INC_USED(x)
268#define SYS_STATS_DISPLAY()
269#endif
270
271/* Display of statistics */
272#if LWIP_STATS_DISPLAY
273void stats_display(void);
274void stats_display_proto(struct stats_proto *proto, const char *name);
275void stats_display_igmp(struct stats_igmp *igmp);
276void stats_display_mem(struct stats_mem *mem, const char *name);
277void stats_display_memp(struct stats_mem *mem, int index);
278void stats_display_sys(struct stats_sys *sys);
279#else /* LWIP_STATS_DISPLAY */
280#define stats_display()
281#define stats_display_proto(proto, name)
282#define stats_display_igmp(igmp)
283#define stats_display_mem(mem, name)
284#define stats_display_memp(mem, index)
285#define stats_display_sys(sys)
286#endif /* LWIP_STATS_DISPLAY */
287
288#ifdef __cplusplus
289}
290#endif
291
292#endif /* __LWIP_STATS_H__ */
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