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#include "config.h" |
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#endif |
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#include <stdio.h> |
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#include "statgrab.h" |
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#include <stdlib.h> |
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#include <string.h> |
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#include "statgrab.h" |
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#include "time.h" |
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#ifdef SOLARIS |
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#include <kstat.h> |
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#include <sys/sysinfo.h> |
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#include <string.h> |
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#endif |
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#ifdef LINUX |
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#include <stdio.h> |
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#include <sys/types.h> |
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#include <regex.h> |
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#include "tools.h" |
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#endif |
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|
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#define START_VAL 1 |
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static network_stat_t *network_stats=NULL; |
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static int interfaces=0; |
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|
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network_stat_t *network_stat_init(int num_iface, int *wmark, network_stat_t *net_stats){ |
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int x; |
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network_stat_t *net_stats_ptr; |
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void network_stat_init(int start, int end, network_stat_t *net_stats){ |
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|
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if(*wmark==-1){ |
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printf("new malloc\n"); |
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if((net_stats=malloc(START_VAL * sizeof(network_stat_t)))==NULL){ |
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for(net_stats+=start; start<end; start++){ |
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net_stats->interface_name=NULL; |
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net_stats->tx=0; |
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net_stats->rx=0; |
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net_stats++; |
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} |
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} |
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|
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network_stat_t *network_stat_malloc(int needed_entries, int *cur_entries, network_stat_t *net_stats){ |
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|
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if(net_stats==NULL){ |
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|
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if((net_stats=malloc(needed_entries * sizeof(network_stat_t)))==NULL){ |
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return NULL; |
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} |
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*wmark=START_VAL; |
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net_stats_ptr=net_stats; |
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for(x=0;x<(*wmark);x++){ |
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net_stats_ptr->interface_name=NULL; |
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net_stats_ptr++; |
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} |
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network_stat_init(0, needed_entries, net_stats); |
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*cur_entries=needed_entries; |
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|
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return net_stats; |
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} |
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if(num_iface>(*wmark-1)){ |
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if((net_stats=realloc(net_stats, (*wmark)*2 * sizeof(network_stat_t)))==NULL){ |
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|
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|
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if(*cur_entries<needed_entries){ |
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net_stats=realloc(net_stats, (sizeof(network_stat_t)*needed_entries)); |
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if(net_stats==NULL){ |
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return NULL; |
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} |
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|
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*wmark=(*wmark)*2; |
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net_stats_ptr=net_stats+num_iface; |
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for(x=num_iface;x<(*wmark);x++){ |
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net_stats_ptr->interface_name=NULL; |
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net_stats_ptr++; |
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} |
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return net_stats; |
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network_stat_init(*cur_entries, needed_entries, net_stats); |
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*cur_entries=needed_entries; |
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} |
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|
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return net_stats; |
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} |
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|
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|
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network_stat_t *get_network_stats(int *entries){ |
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|
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static int sizeof_network_stats=0; |
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network_stat_t *network_stat_ptr; |
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|
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#ifdef SOLARIS |
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kstat_ctl_t *kc; |
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kstat_t *ksp; |
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kstat_named_t *knp; |
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|
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int interfaces=0; |
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network_stat_t *network_stat_ptr; |
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static network_stat_t *network_stats=NULL; |
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static int watermark=-1; |
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#endif |
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|
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#ifdef LINUX |
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FILE *f; |
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/* Horrible big enough, but it should be quite easily */ |
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char line[8096]; |
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regex_t regex; |
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regmatch_t line_match[4]; |
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#endif |
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|
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#ifdef SOLARIS |
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if ((kc = kstat_open()) == NULL) { |
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return NULL; |
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} |
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|
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interfaces=0; |
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|
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for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) { |
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if (!strcmp(ksp->ks_class, "net")) { |
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kstat_read(kc, ksp, NULL); |
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|
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if((knp=kstat_data_lookup(ksp, "rbytes64"))==NULL){ |
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#ifdef SOL7 |
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#define RLOOKUP "rbytes" |
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#define WLOOKUP "obytes" |
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#define VALTYPE value.ui32 |
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#else |
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#define RLOOKUP "rbytes64" |
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#define WLOOKUP "obytes64" |
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#define VALTYPE value.ui64 |
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> |
#endif |
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> |
|
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> |
if((knp=kstat_data_lookup(ksp, RLOOKUP))==NULL){ |
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/* Not a network interface, so skip to the next entry */ |
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continue; |
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} |
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< |
network_stats=network_stat_init(interfaces, &watermark, network_stats); |
124 |
> |
|
125 |
> |
network_stats=network_stat_malloc((interfaces+1), &sizeof_network_stats, network_stats); |
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if(network_stats==NULL){ |
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return NULL; |
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} |
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network_stat_ptr=network_stats+interfaces; |
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< |
network_stat_ptr->rx=knp->value.ui64; |
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> |
network_stat_ptr->rx=knp->VALTYPE; |
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|
132 |
< |
if((knp=kstat_data_lookup(ksp, "obytes64"))==NULL){ |
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> |
if((knp=kstat_data_lookup(ksp, WLOOKUP))==NULL){ |
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/* Not a network interface, so skip to the next entry */ |
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continue; |
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} |
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< |
network_stat_ptr->tx=knp->value.ui64; |
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> |
network_stat_ptr->tx=knp->VALTYPE; |
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if(network_stat_ptr->interface_name!=NULL){ |
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free(network_stat_ptr->interface_name); |
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} |
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network_stat_ptr->interface_name=strdup(ksp->ks_name); |
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|
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network_stat_ptr->systime=time(NULL); |
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interfaces++; |
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} |
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} |
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|
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kstat_close(kc); |
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+ |
#endif |
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#ifdef LINUX |
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+ |
f=fopen("/proc/net/dev", "r"); |
151 |
+ |
if(f==NULL){ |
152 |
+ |
return NULL; |
153 |
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} |
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/* read the 2 lines.. Its the title, so we dont care :) */ |
155 |
+ |
fgets(line, sizeof(line), f); |
156 |
+ |
fgets(line, sizeof(line), f); |
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|
158 |
+ |
|
159 |
+ |
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){ |
160 |
+ |
return NULL; |
161 |
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} |
162 |
+ |
|
163 |
+ |
interfaces=0; |
164 |
+ |
|
165 |
+ |
while((fgets(line, sizeof(line), f)) != NULL){ |
166 |
+ |
if((regexec(®ex, line, 4, line_match, 0))!=0){ |
167 |
+ |
continue; |
168 |
+ |
} |
169 |
+ |
network_stats=network_stat_malloc((interfaces+1), &sizeof_network_stats, network_stats); |
170 |
+ |
if(network_stats==NULL){ |
171 |
+ |
return NULL; |
172 |
+ |
} |
173 |
+ |
network_stat_ptr=network_stats+interfaces; |
174 |
+ |
|
175 |
+ |
if(network_stat_ptr->interface_name!=NULL){ |
176 |
+ |
free(network_stat_ptr->interface_name); |
177 |
+ |
} |
178 |
+ |
|
179 |
+ |
network_stat_ptr->interface_name=get_string_match(line, &line_match[1]); |
180 |
+ |
network_stat_ptr->rx=get_ll_match(line, &line_match[2]); |
181 |
+ |
network_stat_ptr->tx=get_ll_match(line, &line_match[3]); |
182 |
+ |
network_stat_ptr->systime=time(NULL); |
183 |
+ |
|
184 |
+ |
interfaces++; |
185 |
+ |
} |
186 |
+ |
|
187 |
+ |
#endif |
188 |
|
*entries=interfaces; |
189 |
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|
190 |
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return network_stats; |
117 |
– |
|
191 |
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} |
192 |
+ |
|
193 |
+ |
network_stat_t *get_network_stats_diff(int *entries){ |
194 |
+ |
static network_stat_t *network_stats_diff=NULL; |
195 |
+ |
static int sizeof_net_stats_diff=0; |
196 |
+ |
network_stat_t *network_stats_ptr, *network_stats_diff_ptr; |
197 |
+ |
int ifaces, x, y; |
198 |
+ |
|
199 |
+ |
if(network_stats==NULL){ |
200 |
+ |
network_stats_ptr=get_network_stats(&ifaces); |
201 |
+ |
*entries=ifaces; |
202 |
+ |
return network_stats_ptr; |
203 |
+ |
} |
204 |
+ |
|
205 |
+ |
network_stats_diff=network_stat_malloc(interfaces, &sizeof_net_stats_diff, network_stats_diff); |
206 |
+ |
if(network_stats_diff==NULL){ |
207 |
+ |
return NULL; |
208 |
+ |
} |
209 |
+ |
|
210 |
+ |
network_stats_ptr=network_stats; |
211 |
+ |
network_stats_diff_ptr=network_stats_diff; |
212 |
+ |
|
213 |
+ |
for(ifaces=0;ifaces<interfaces;ifaces++){ |
214 |
+ |
if(network_stats_diff_ptr->interface_name!=NULL){ |
215 |
+ |
free(network_stats_diff_ptr->interface_name); |
216 |
+ |
} |
217 |
+ |
network_stats_diff_ptr->interface_name=strdup(network_stats_ptr->interface_name); |
218 |
+ |
network_stats_diff_ptr->tx=network_stats_ptr->tx; |
219 |
+ |
network_stats_diff_ptr->rx=network_stats_ptr->rx; |
220 |
+ |
network_stats_diff_ptr->systime=network_stats->systime; |
221 |
+ |
|
222 |
+ |
network_stats_ptr++; |
223 |
+ |
network_stats_diff_ptr++; |
224 |
+ |
} |
225 |
+ |
network_stats_ptr=get_network_stats(&ifaces); |
226 |
+ |
network_stats_diff_ptr=network_stats_diff; |
227 |
+ |
|
228 |
+ |
for(x=0;x<sizeof_net_stats_diff;x++){ |
229 |
+ |
|
230 |
+ |
if((strcmp(network_stats_diff_ptr->interface_name, network_stats_ptr->interface_name))==0){ |
231 |
+ |
network_stats_diff_ptr->tx = network_stats_ptr->tx - network_stats_diff_ptr->tx; |
232 |
+ |
network_stats_diff_ptr->rx = network_stats_ptr->rx - network_stats_diff_ptr->rx; |
233 |
+ |
network_stats_diff_ptr->systime = network_stats_ptr->systime - network_stats_diff_ptr->systime; |
234 |
+ |
}else{ |
235 |
+ |
|
236 |
+ |
network_stats_ptr=network_stats; |
237 |
+ |
for(y=0;y<ifaces;y++){ |
238 |
+ |
if((strcmp(network_stats_diff_ptr->interface_name, network_stats_ptr->interface_name))==0){ |
239 |
+ |
network_stats_diff_ptr->tx = network_stats_ptr->tx - network_stats_diff_ptr->tx; |
240 |
+ |
network_stats_diff_ptr->rx = network_stats_ptr->rx - network_stats_diff_ptr->rx; |
241 |
+ |
network_stats_diff_ptr->systime = network_stats_ptr->systime - network_stats_diff_ptr->systime; |
242 |
+ |
break; |
243 |
+ |
} |
244 |
+ |
|
245 |
+ |
network_stats_ptr++; |
246 |
+ |
} |
247 |
+ |
} |
248 |
+ |
|
249 |
+ |
network_stats_ptr++; |
250 |
+ |
network_stats_diff_ptr++; |
251 |
+ |
} |
252 |
+ |
|
253 |
+ |
*entries=sizeof_net_stats_diff; |
254 |
+ |
return network_stats_diff; |
255 |
+ |
} |
256 |
|
|