95ce2328
 李外
完成USB移植，测试正常，
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#ifndef _UTILITY_H
#define _UTILITY_H
#include "stdio.h"
#include "types.h"
#include "stm32f4xx.h"
void systick_init (uint8 SYSCLK);
void delay_s( uint32 time_s );
void delay_us(uint32 time_us);
void delay_ms(uint32 time_ms);
uint16 atoi16(char* str,uint16 base); /* Convert a string to integer number */
uint32 atoi32(char* str,uint16 base); /* Convert a string to integer number */
void itoa(uint16 n,uint8* str, uint8 len);
int validatoi(char* str, int base, int* ret); /* Verify character string and Convert it to (hexa-)decimal. */
char c2d(u_char c); /* Convert a character to HEX */
uint16 swaps(uint16 i);
uint32 swapl(uint32 l);
void replacetochar(char * str, char oldchar, char newchar);
void mid(int8* src, int8* s1, int8* s2, int8* sub);
void inet_addr_(unsigned char* addr,unsigned char *ip);
char* inet_ntoa(unsigned long addr); /* Convert 32bit Address into Dotted Decimal Format */
char* inet_ntoa_pad(unsigned long addr);
uint32 inet_addr(unsigned char* addr); /* Converts a string containing an (Ipv4) Internet Protocol decimal dotted address into a 32bit address */
char verify_ip_address(char* src, uint8 * ip); /* Verify dotted notation IP address string */
uint16 htons( unsigned short hostshort); /* htons function converts a unsigned short from host to TCP/IP network byte order (which is big-endian).*/
uint32 htonl(unsigned long hostlong); /* htonl function converts a unsigned long from host to TCP/IP network byte order (which is big-endian). */
uint32 ntohs(unsigned short netshort); /* ntohs function converts a unsigned short from TCP/IP network byte order to host byte order (which is little-endian on Intel processors). */
uint32 ntohl(unsigned long netlong); /* ntohl function converts a u_long from TCP/IP network order to host byte order (which is little-endian on Intel processors). */
uint16 checksum(unsigned char * src, unsigned int len); /* Calculate checksum of a stream */
uint8 check_dest_in_local(u_long destip); /* Check Destination in local or remote */
#endif
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