1 |
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/* |
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/* |
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* i-scream central monitoring system |
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* http://www.i-scream.org.uk |
4 |
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* Copyright (C) 2000-2002 i-scream |
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* http://www.i-scream.org |
4 |
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* Copyright (C) 2000-2004 i-scream |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (at your option) any later version. |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with this library; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
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* 02111-1307 USA |
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* |
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* $Id$ |
22 |
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*/ |
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|
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#ifdef HAVE_CONFIG_H |
25 |
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#include "config.h" |
26 |
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#endif |
27 |
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|
25 |
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#include <stdio.h> |
28 |
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#include <stdlib.h> |
29 |
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#include <string.h> |
30 |
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#include "statgrab.h" |
31 |
+ |
#include <time.h> |
32 |
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#ifdef SOLARIS |
33 |
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#include <kstat.h> |
34 |
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#include <sys/sysinfo.h> |
31 |
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#include <string.h> |
35 |
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#endif |
36 |
+ |
#ifdef LINUX |
37 |
+ |
#include <stdio.h> |
38 |
+ |
#include <sys/types.h> |
39 |
+ |
#include <regex.h> |
40 |
+ |
#include "tools.h" |
41 |
+ |
#endif |
42 |
+ |
#ifdef ALLBSD |
43 |
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#include <sys/types.h> |
44 |
+ |
#include <sys/socket.h> |
45 |
+ |
#include <ifaddrs.h> |
46 |
+ |
#include <net/if.h> |
47 |
+ |
#include <net/if_media.h> |
48 |
+ |
#include <sys/ioctl.h> |
49 |
+ |
#endif |
50 |
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|
51 |
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static network_stat_t *network_stats=NULL; |
52 |
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static int interfaces=0; |
89 |
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|
90 |
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|
91 |
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network_stat_t *get_network_stats(int *entries){ |
92 |
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|
93 |
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static int sizeof_network_stats=0; |
94 |
+ |
network_stat_t *network_stat_ptr; |
95 |
+ |
|
96 |
+ |
#ifdef SOLARIS |
97 |
|
kstat_ctl_t *kc; |
98 |
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kstat_t *ksp; |
99 |
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kstat_named_t *knp; |
100 |
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#endif |
101 |
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|
102 |
< |
static int sizeof_network_stats=0; |
102 |
> |
#ifdef LINUX |
103 |
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FILE *f; |
104 |
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/* Horrible big enough, but it should be easily big enough */ |
105 |
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char line[8096]; |
106 |
> |
regex_t regex; |
107 |
> |
regmatch_t line_match[4]; |
108 |
> |
#endif |
109 |
> |
#ifdef ALLBSD |
110 |
> |
struct ifaddrs *net, *net_ptr; |
111 |
> |
struct if_data *net_data; |
112 |
> |
#endif |
113 |
> |
|
114 |
> |
#ifdef ALLBSD |
115 |
> |
if(getifaddrs(&net) != 0){ |
116 |
> |
return NULL; |
117 |
> |
} |
118 |
> |
|
119 |
> |
interfaces=0; |
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|
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network_stat_t *network_stat_ptr; |
121 |
> |
for(net_ptr=net;net_ptr!=NULL;net_ptr=net_ptr->ifa_next){ |
122 |
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if(net_ptr->ifa_addr->sa_family != AF_LINK) continue; |
123 |
> |
network_stats=network_stat_malloc((interfaces+1), &sizeof_network_stats, network_stats); |
124 |
> |
if(network_stats==NULL){ |
125 |
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return NULL; |
126 |
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} |
127 |
> |
network_stat_ptr=network_stats+interfaces; |
128 |
> |
|
129 |
> |
if(network_stat_ptr->interface_name!=NULL) free(network_stat_ptr->interface_name); |
130 |
> |
network_stat_ptr->interface_name=strdup(net_ptr->ifa_name); |
131 |
> |
if(network_stat_ptr->interface_name==NULL) return NULL; |
132 |
> |
net_data=(struct if_data *)net_ptr->ifa_data; |
133 |
> |
network_stat_ptr->rx=net_data->ifi_ibytes; |
134 |
> |
network_stat_ptr->tx=net_data->ifi_obytes; |
135 |
> |
network_stat_ptr->systime=time(NULL); |
136 |
> |
interfaces++; |
137 |
> |
} |
138 |
> |
freeifaddrs(net); |
139 |
> |
#endif |
140 |
|
|
141 |
+ |
#ifdef SOLARIS |
142 |
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if ((kc = kstat_open()) == NULL) { |
143 |
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return NULL; |
144 |
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} |
145 |
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|
146 |
< |
interfaces=0; |
146 |
> |
interfaces=0; |
147 |
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|
148 |
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for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) { |
149 |
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if (!strcmp(ksp->ks_class, "net")) { |
150 |
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kstat_read(kc, ksp, NULL); |
151 |
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|
152 |
< |
if((knp=kstat_data_lookup(ksp, "rbytes64"))==NULL){ |
152 |
> |
#ifdef SOL7 |
153 |
> |
#define RLOOKUP "rbytes" |
154 |
> |
#define WLOOKUP "obytes" |
155 |
> |
#define VALTYPE value.ui32 |
156 |
> |
#else |
157 |
> |
#define RLOOKUP "rbytes64" |
158 |
> |
#define WLOOKUP "obytes64" |
159 |
> |
#define VALTYPE value.ui64 |
160 |
> |
#endif |
161 |
> |
|
162 |
> |
if((knp=kstat_data_lookup(ksp, RLOOKUP))==NULL){ |
163 |
|
/* Not a network interface, so skip to the next entry */ |
164 |
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continue; |
165 |
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} |
169 |
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return NULL; |
170 |
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} |
171 |
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network_stat_ptr=network_stats+interfaces; |
172 |
< |
network_stat_ptr->rx=knp->value.ui64; |
172 |
> |
network_stat_ptr->rx=knp->VALTYPE; |
173 |
|
|
174 |
< |
if((knp=kstat_data_lookup(ksp, "obytes64"))==NULL){ |
174 |
> |
if((knp=kstat_data_lookup(ksp, WLOOKUP))==NULL){ |
175 |
|
/* Not a network interface, so skip to the next entry */ |
176 |
|
continue; |
177 |
|
} |
178 |
< |
network_stat_ptr->tx=knp->value.ui64; |
178 |
> |
network_stat_ptr->tx=knp->VALTYPE; |
179 |
|
if(network_stat_ptr->interface_name!=NULL){ |
180 |
|
free(network_stat_ptr->interface_name); |
181 |
|
} |
187 |
|
} |
188 |
|
|
189 |
|
kstat_close(kc); |
190 |
+ |
#endif |
191 |
+ |
#ifdef LINUX |
192 |
+ |
f=fopen("/proc/net/dev", "r"); |
193 |
+ |
if(f==NULL){ |
194 |
+ |
return NULL; |
195 |
+ |
} |
196 |
+ |
/* read the 2 lines.. Its the title, so we dont care :) */ |
197 |
+ |
fgets(line, sizeof(line), f); |
198 |
+ |
fgets(line, sizeof(line), f); |
199 |
|
|
200 |
+ |
|
201 |
+ |
if((regcomp(®ex, "^[[:space:]]*([^:]+):[[:space:]]*([[:digit:]]+)[[:space:]]+[[:digit:]]+[[:space:]]+[[:digit:]]+[[:space:]]+[[:digit:]]+[[:space:]]+[[:digit:]]+[[:space:]]+[[:digit:]]+[[:space:]]+[[:digit:]]+[[:space:]]+[[:digit:]]+[[:space:]]+([[:digit:]]+)", REG_EXTENDED))!=0){ |
202 |
+ |
return NULL; |
203 |
+ |
} |
204 |
+ |
|
205 |
+ |
interfaces=0; |
206 |
+ |
|
207 |
+ |
while((fgets(line, sizeof(line), f)) != NULL){ |
208 |
+ |
if((regexec(®ex, line, 4, line_match, 0))!=0){ |
209 |
+ |
continue; |
210 |
+ |
} |
211 |
+ |
network_stats=network_stat_malloc((interfaces+1), &sizeof_network_stats, network_stats); |
212 |
+ |
if(network_stats==NULL){ |
213 |
+ |
return NULL; |
214 |
+ |
} |
215 |
+ |
network_stat_ptr=network_stats+interfaces; |
216 |
+ |
|
217 |
+ |
if(network_stat_ptr->interface_name!=NULL){ |
218 |
+ |
free(network_stat_ptr->interface_name); |
219 |
+ |
} |
220 |
+ |
|
221 |
+ |
network_stat_ptr->interface_name=get_string_match(line, &line_match[1]); |
222 |
+ |
network_stat_ptr->rx=get_ll_match(line, &line_match[2]); |
223 |
+ |
network_stat_ptr->tx=get_ll_match(line, &line_match[3]); |
224 |
+ |
network_stat_ptr->systime=time(NULL); |
225 |
+ |
|
226 |
+ |
interfaces++; |
227 |
+ |
} |
228 |
+ |
fclose(f); |
229 |
+ |
regfree(®ex); |
230 |
+ |
|
231 |
+ |
#endif |
232 |
+ |
|
233 |
+ |
#ifdef CYGWIN |
234 |
+ |
return NULL; |
235 |
+ |
#endif |
236 |
+ |
|
237 |
|
*entries=interfaces; |
238 |
|
|
239 |
|
return network_stats; |
240 |
|
} |
241 |
|
|
242 |
< |
network_stat_t *get_network_stats_diff(int *entries){ |
243 |
< |
static network_stat_t *network_stats_diff=NULL; |
244 |
< |
static int sizeof_net_stats_diff=0; |
245 |
< |
network_stat_t *network_stats_ptr, *network_stats_diff_ptr; |
246 |
< |
int ifaces, x, y; |
242 |
> |
long long transfer_diff(long long new, long long old){ |
243 |
> |
#if defined(SOL7) || defined(LINUX) || defined(FREEBSD) |
244 |
> |
#define MAXVAL 4294967296LL |
245 |
> |
#else |
246 |
> |
#define MAXVAL 18446744073709551616LL |
247 |
> |
#endif |
248 |
> |
long long result; |
249 |
> |
if(new>=old){ |
250 |
> |
result = (new-old); |
251 |
> |
}else{ |
252 |
> |
result = (MAXVAL+(new-old)); |
253 |
> |
} |
254 |
|
|
255 |
< |
if(network_stats==NULL){ |
256 |
< |
network_stats_ptr=get_network_stats(&ifaces); |
257 |
< |
*entries=ifaces; |
258 |
< |
return network_stats_ptr; |
255 |
> |
return result; |
256 |
> |
|
257 |
> |
} |
258 |
> |
|
259 |
> |
network_stat_t *get_network_stats_diff(int *entries) { |
260 |
> |
static network_stat_t *diff = NULL; |
261 |
> |
static int diff_count = 0; |
262 |
> |
network_stat_t *src, *dest; |
263 |
> |
int i, j, new_count; |
264 |
> |
|
265 |
> |
if (network_stats == NULL) { |
266 |
> |
/* No previous stats, so we can't calculate a difference. */ |
267 |
> |
return get_network_stats(entries); |
268 |
|
} |
269 |
|
|
270 |
< |
network_stats_diff=network_stat_malloc(interfaces, &sizeof_net_stats_diff, network_stats_diff); |
271 |
< |
if(network_stats_diff==NULL){ |
270 |
> |
/* Resize the results array to match the previous stats. */ |
271 |
> |
diff = network_stat_malloc(interfaces, &diff_count, diff); |
272 |
> |
if (diff == NULL) { |
273 |
|
return NULL; |
274 |
|
} |
275 |
|
|
276 |
< |
network_stats_ptr=network_stats; |
277 |
< |
network_stats_diff_ptr=network_stats_diff; |
276 |
> |
/* Copy the previous stats into the result. */ |
277 |
> |
for (i = 0; i < diff_count; i++) { |
278 |
> |
src = &network_stats[i]; |
279 |
> |
dest = &diff[i]; |
280 |
|
|
281 |
< |
for(ifaces=0;ifaces<interfaces;ifaces++){ |
282 |
< |
if(network_stats_diff_ptr->interface_name!=NULL){ |
149 |
< |
free(network_stats_diff_ptr->interface_name); |
281 |
> |
if (dest->interface_name != NULL) { |
282 |
> |
free(dest->interface_name); |
283 |
|
} |
284 |
< |
network_stats_diff_ptr->interface_name=strdup(network_stats_ptr->interface_name); |
285 |
< |
network_stats_diff_ptr->tx=network_stats_ptr->tx; |
286 |
< |
network_stats_diff_ptr->rx=network_stats_ptr->rx; |
287 |
< |
network_stats_diff_ptr->systime=network_stats->systime; |
284 |
> |
dest->interface_name = strdup(src->interface_name); |
285 |
> |
dest->rx = src->rx; |
286 |
> |
dest->tx = src->tx; |
287 |
> |
dest->systime = src->systime; |
288 |
> |
} |
289 |
|
|
290 |
< |
network_stats_ptr++; |
291 |
< |
network_stats_diff_ptr++; |
290 |
> |
/* Get a new set of stats. */ |
291 |
> |
if (get_network_stats(&new_count) == NULL) { |
292 |
> |
return NULL; |
293 |
|
} |
159 |
– |
network_stats_ptr=get_network_stats(&ifaces); |
160 |
– |
network_stats_diff_ptr=network_stats_diff; |
294 |
|
|
295 |
< |
for(x=0;x<sizeof_net_stats_diff;x++){ |
295 |
> |
/* For each previous stat... */ |
296 |
> |
for (i = 0; i < diff_count; i++) { |
297 |
> |
dest = &diff[i]; |
298 |
|
|
299 |
< |
if((strcmp(network_stats_diff_ptr->interface_name, network_stats_ptr->interface_name))==0){ |
300 |
< |
network_stats_diff_ptr->tx = network_stats_ptr->tx - network_stats_diff_ptr->tx; |
301 |
< |
network_stats_diff_ptr->rx = network_stats_ptr->rx - network_stats_diff_ptr->rx; |
302 |
< |
network_stats_diff_ptr->systime = network_stats_ptr->systime - network_stats_diff_ptr->systime; |
303 |
< |
}else{ |
304 |
< |
|
305 |
< |
network_stats_ptr=network_stats; |
306 |
< |
for(y=0;y<ifaces;y++){ |
307 |
< |
if((strcmp(network_stats_diff_ptr->interface_name, network_stats_ptr->interface_name))==0){ |
308 |
< |
network_stats_diff_ptr->tx = network_stats_ptr->tx - network_stats_diff_ptr->tx; |
309 |
< |
network_stats_diff_ptr->rx = network_stats_ptr->rx - network_stats_diff_ptr->rx; |
310 |
< |
network_stats_diff_ptr->systime = network_stats_ptr->systime - network_stats_diff_ptr->systime; |
311 |
< |
break; |
177 |
< |
} |
299 |
> |
/* ... find the corresponding new stat ... */ |
300 |
> |
for (j = 0; j < new_count; j++) { |
301 |
> |
/* Try the new stat in the same position first, |
302 |
> |
since that's most likely to be it. */ |
303 |
> |
src = &network_stats[(i + j) % new_count]; |
304 |
> |
if (strcmp(src->interface_name, dest->interface_name) == 0) { |
305 |
> |
break; |
306 |
> |
} |
307 |
> |
} |
308 |
> |
if (j == new_count) { |
309 |
> |
/* No match found. */ |
310 |
> |
continue; |
311 |
> |
} |
312 |
|
|
313 |
< |
network_stats_ptr++; |
314 |
< |
} |
313 |
> |
/* ... and subtract the previous stat from it to get the |
314 |
> |
difference. */ |
315 |
> |
dest->rx = transfer_diff(src->rx, dest->rx); |
316 |
> |
dest->tx = transfer_diff(src->tx, dest->tx); |
317 |
> |
dest->systime = src->systime - dest->systime; |
318 |
> |
} |
319 |
> |
|
320 |
> |
*entries = diff_count; |
321 |
> |
return diff; |
322 |
> |
} |
323 |
> |
/* NETWORK INTERFACE STATS */ |
324 |
> |
|
325 |
> |
void network_iface_stat_init(int start, int end, network_iface_stat_t *net_stats){ |
326 |
> |
|
327 |
> |
for(net_stats+=start; start<end; start++){ |
328 |
> |
net_stats->interface_name=NULL; |
329 |
> |
net_stats->speed=0; |
330 |
> |
net_stats->dup=NO_DUPLEX; |
331 |
> |
net_stats++; |
332 |
> |
} |
333 |
> |
} |
334 |
> |
|
335 |
> |
network_iface_stat_t *network_iface_stat_malloc(int needed_entries, int *cur_entries, network_iface_stat_t *net_stats){ |
336 |
> |
|
337 |
> |
if(net_stats==NULL){ |
338 |
> |
|
339 |
> |
if((net_stats=malloc(needed_entries * sizeof(network_iface_stat_t)))==NULL){ |
340 |
> |
return NULL; |
341 |
|
} |
342 |
+ |
network_iface_stat_init(0, needed_entries, net_stats); |
343 |
+ |
*cur_entries=needed_entries; |
344 |
|
|
345 |
< |
network_stats_ptr++; |
184 |
< |
network_stats_diff_ptr++; |
345 |
> |
return net_stats; |
346 |
|
} |
347 |
|
|
348 |
< |
*entries=sizeof_net_stats_diff; |
349 |
< |
return network_stats_diff; |
350 |
< |
} |
348 |
> |
|
349 |
> |
if(*cur_entries<needed_entries){ |
350 |
> |
net_stats=realloc(net_stats, (sizeof(network_iface_stat_t)*needed_entries)); |
351 |
> |
if(net_stats==NULL){ |
352 |
> |
return NULL; |
353 |
> |
} |
354 |
> |
network_iface_stat_init(*cur_entries, needed_entries, net_stats); |
355 |
> |
*cur_entries=needed_entries; |
356 |
> |
} |
357 |
> |
|
358 |
> |
return net_stats; |
359 |
> |
} |
360 |
> |
|
361 |
> |
network_iface_stat_t *get_network_iface_stats(int *entries){ |
362 |
> |
static network_iface_stat_t *network_iface_stats; |
363 |
> |
network_iface_stat_t *network_iface_stat_ptr; |
364 |
> |
static int sizeof_network_iface_stats=0; |
365 |
> |
static int ifaces; |
366 |
> |
|
367 |
> |
#ifdef SOLARIS |
368 |
> |
kstat_ctl_t *kc; |
369 |
> |
kstat_t *ksp; |
370 |
> |
kstat_named_t *knp; |
371 |
> |
#endif |
372 |
> |
#ifdef ALLBSD |
373 |
> |
struct ifaddrs *net, *net_ptr; |
374 |
> |
struct ifmediareq ifmed; |
375 |
> |
int s; |
376 |
> |
int x; |
377 |
> |
#endif |
378 |
> |
|
379 |
> |
ifaces = 0; |
380 |
> |
#ifdef ALLBSD |
381 |
> |
if(getifaddrs(&net) != 0){ |
382 |
> |
return NULL; |
383 |
> |
} |
384 |
> |
|
385 |
> |
if ((s = socket(AF_INET, SOCK_DGRAM, 0)) == NULL) return NULL; |
386 |
> |
|
387 |
> |
for(net_ptr=net; net_ptr!=NULL; net_ptr=net_ptr->ifa_next){ |
388 |
> |
if(net_ptr->ifa_addr->sa_family != AF_LINK) continue; |
389 |
> |
network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats); |
390 |
> |
if(network_iface_stats==NULL){ |
391 |
> |
return NULL; |
392 |
> |
} |
393 |
> |
network_iface_stat_ptr = network_iface_stats + ifaces; |
394 |
> |
|
395 |
> |
memset(&ifmed, 0, sizeof(struct ifmediareq)); |
396 |
> |
strlcpy(ifmed.ifm_name, net_ptr->ifa_name, sizeof(ifmed.ifm_name)); |
397 |
> |
if(ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmed) == -1){ |
398 |
> |
continue; |
399 |
> |
} |
400 |
> |
|
401 |
> |
/* We may need to change this if we start doing wireless devices too */ |
402 |
> |
if( (ifmed.ifm_active | IFM_ETHER) != ifmed.ifm_active ){ |
403 |
> |
/* Not a ETHER device */ |
404 |
> |
continue; |
405 |
> |
} |
406 |
> |
|
407 |
> |
if(network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name); |
408 |
> |
network_iface_stat_ptr->interface_name = strdup(net_ptr->ifa_name); |
409 |
> |
if(network_iface_stat_ptr->interface_name == NULL) return NULL; |
410 |
> |
|
411 |
> |
/* Only intrested in the first 4 bits) - Assuming only ETHER devices */ |
412 |
> |
x = ifmed.ifm_active & 0x0f; |
413 |
> |
switch(x){ |
414 |
> |
/* 10 Mbit connections. Speedy :) */ |
415 |
> |
case(IFM_10_T): |
416 |
> |
case(IFM_10_2): |
417 |
> |
case(IFM_10_5): |
418 |
> |
case(IFM_10_STP): |
419 |
> |
case(IFM_10_FL): |
420 |
> |
network_iface_stat_ptr->speed = 10; |
421 |
> |
break; |
422 |
> |
/* 100 Mbit conneections */ |
423 |
> |
case(IFM_100_TX): |
424 |
> |
case(IFM_100_FX): |
425 |
> |
case(IFM_100_T4): |
426 |
> |
case(IFM_100_VG): |
427 |
> |
case(IFM_100_T2): |
428 |
> |
network_iface_stat_ptr->speed = 100; |
429 |
> |
break; |
430 |
> |
/* 1000 Mbit connections */ |
431 |
> |
case(IFM_1000_SX): |
432 |
> |
case(IFM_1000_LX): |
433 |
> |
case(IFM_1000_CX): |
434 |
> |
case(IFM_1000_TX): |
435 |
> |
network_iface_stat_ptr->speed = 1000; |
436 |
> |
break; |
437 |
> |
/* We don't know what it is */ |
438 |
> |
default: |
439 |
> |
network_iface_stat_ptr->speed = 0; |
440 |
> |
break; |
441 |
> |
} |
442 |
> |
|
443 |
> |
if( (ifmed.ifm_active | IFM_FDX) == ifmed.ifm_active ){ |
444 |
> |
network_iface_stat_ptr->dup = FULL_DUPLEX; |
445 |
> |
}else if( (ifmed.ifm_active | IFM_HDX) == ifmed.ifm_active ){ |
446 |
> |
network_iface_stat_ptr->dup = HALF_DUPLEX; |
447 |
> |
}else{ |
448 |
> |
network_iface_stat_ptr->dup = NO_DUPLEX; |
449 |
> |
} |
450 |
> |
ifaces++; |
451 |
> |
} |
452 |
> |
freeifaddrs(net); |
453 |
> |
#endif |
454 |
> |
|
455 |
> |
#ifdef SOLARIS |
456 |
> |
if ((kc = kstat_open()) == NULL) { |
457 |
> |
return NULL; |
458 |
> |
} |
459 |
> |
|
460 |
> |
for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) { |
461 |
> |
if (!strcmp(ksp->ks_class, "net")) { |
462 |
> |
kstat_read(kc, ksp, NULL); |
463 |
> |
if((knp=kstat_data_lookup(ksp, "ifspeed"))==NULL){ |
464 |
> |
/* Not a network interface, so skip to the next entry */ |
465 |
> |
continue; |
466 |
> |
} |
467 |
> |
network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats); |
468 |
> |
if(network_iface_stats==NULL){ |
469 |
> |
return NULL; |
470 |
> |
} |
471 |
> |
network_iface_stat_ptr = network_iface_stats + ifaces; |
472 |
> |
network_iface_stat_ptr->speed = knp->value.ui64 / (1000*1000); |
473 |
> |
|
474 |
> |
if((knp=kstat_data_lookup(ksp, "link_duplex"))==NULL){ |
475 |
> |
/* Not a network interface, so skip to the next entry */ |
476 |
> |
continue; |
477 |
> |
} |
478 |
> |
|
479 |
> |
if(knp->value.ui64 == 0){ |
480 |
> |
network_iface_stat_ptr->dup = FULL_DUPLEX; |
481 |
> |
}else{ |
482 |
> |
network_iface_stat_ptr->dup = HALF_DUPLEX; |
483 |
> |
} |
484 |
> |
|
485 |
> |
if(network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name); |
486 |
> |
network_iface_stat_ptr->interface_name = strdup(ksp->ks_name); |
487 |
> |
if(network_iface_stat_ptr->interface_name == NULL) return NULL; |
488 |
> |
ifaces++; |
489 |
> |
} |
490 |
> |
} |
491 |
> |
kstat_close(kc); |
492 |
> |
|
493 |
> |
#endif |
494 |
> |
*entries = ifaces; |
495 |
> |
return network_iface_stats; |
496 |
> |
} |
497 |
|
|