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Add mac address validator

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Lakindu Akash 2020-10-30 23:07:30 +05:30
parent 06a769e3f1
commit f0be75cb54
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GPG Key ID: 87D9889F7A634A38
2 changed files with 35 additions and 1 deletions
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35
src/ui/util.c
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@ -30,9 +30,15 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <time.h>
#include <ctype.h>
#include "util.h"
#include <regex.h>
regex_t regex;
int reti;
char msgbuf[100];
int find_str(char *find, const char **array, int length) {
int i;
@ -86,4 +92,31 @@ int isValidMacAddress(const char* mac) {
}
return (i == 12 && (s == 5 || s == 0));
}
}
int isValidAcceptedMacs(const char *macs){
/* Compile regular expression */
reti = regcomp(&regex, "^(((([0-9A-Fa-f]{2}):){5}[0-9A-Fa-f]{2}\\s*)(^((([0-9A-Fa-f]{2}):){5}[0-9A-Fa-f]{2}\\s*))*)$", REG_EXTENDED);
if (reti) {
//printf( "Could not compile regex\n");
return -1;
}
/* Execute regular expression */
reti = regexec(&regex, macs, 0, NULL, 0);
if (!reti) {
return 0;
}
else if (reti == REG_NOMATCH) {
//puts("Invalid mac addresses");
return -1;
}
else {
regerror(reti, &regex, msgbuf, sizeof(msgbuf));
//printf("Regex match failed: %s\n", msgbuf);
return -1;
}
}

1
src/ui/util.h
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@ -34,5 +34,6 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
int find_str(char *find, const char **array, int length);
void rand_str(char *dest, size_t length);
int isValidMacAddress(const char*);
int isValidAcceptedMacs(const char*);
#endif //WIHOTSPOT_UTIL_H