#ifndef	UTILS_H
#define	UTILS_H

void *memcpy(void *s1, const void *s2, int n);
void *memset(void *s, const char ch, int n);
unsigned short ntohs(unsigned short s);
unsigned long ntohl(unsigned long l);
unsigned short htons(unsigned short s);
unsigned long htonl(unsigned long l);
int strlen(const char *s);

#define swap16(x)	x = ((((x) & 0xff) << 8) | ((x) >> 8))

#endif