1 #ifndef _SEC_H_ 2 #define _SEC_H_ 3 4 #include <sys/types.h> 5 #include <md5.h> 6 7 void hmac_md5(unsigned char *text, int text_len, unsigned char *key, 8 int key_len, unsigned char *digest); 9 10 char *hexa_print(unsigned char *aString, int aLen); 11 12 #endif /* _SEC_H_ */ 13