57 lines
886 B
C
57 lines
886 B
C
/*
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* screenfilter.c:
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*
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* Copyright (c) 2002 DecisionSoft Ltd.
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* Paul Warren (pdw) Fri Oct 25 10:21:00 2002
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*
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*/
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#include <sys/types.h>
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#include <regex.h>
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#include <stdio.h>
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#include "iftop.h"
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#include "options.h"
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static const char rcsid[] = "$Id$";
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extern options_t options ;
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regex_t preg;
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int screen_filter_set(char* s) {
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int r;
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if(options.screenfilter != NULL) {
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xfree(options.screenfilter);
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options.screenfilter = NULL;
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regfree(&preg);
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}
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r = regcomp(&preg, s, 0);
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if(r == 0) {
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options.screenfilter = s;
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return 1;
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}
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else {
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xfree(s);
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return 0;
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}
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}
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int screen_filter_match(char *s) {
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int r;
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if(options.screenfilter == NULL) {
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return 1;
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}
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r = regexec(&preg, s, 0, NULL, 0);
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if(r == 0) {
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return 1;
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}
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else {
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return 0;
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}
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}
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