acl/lib_acl/include/net/acl_sane_inet.h

#ifndef	ACL_SANE_INET_INCLUDE_H
#define	ACL_SANE_INET_INCLUDE_H

#ifdef	__cplusplus
extern "C" {
#endif

#include "../stdlib/acl_define.h"

#ifdef	ACL_UNIX
#include <netinet/in.h>
#include <sys/un.h>
#endif

typedef union {
	struct sockaddr_storage ss;
#ifdef AF_INET6
	struct sockaddr_in6 in6;
#endif
	struct sockaddr_in in;
#ifdef ACL_UNIX
	struct sockaddr_un un;
#endif
	struct sockaddr sa;
} ACL_SOCKADDR;

/**
 * <EFBFBD><EFBFBD> socket <EFBFBD><EFBFBD>ַתΪ<EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʽ<EFBFBD><EFBFBD>ͬʱ֧<EFBFBD><EFBFBD> IPV4 <EFBFBD><EFBFBD> IPV6 <EFBFBD><EFBFBD> UNIX <EFBFBD><EFBFBD><EFBFBD>׽ӿ<EFBFBD>
 * @param sa {const struct sockaddr*}
 * @param buf {char*} <EFBFBD>洢ת<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * @param size {size_t} buf <EFBFBD>ռ<EFBFBD><EFBFBD><EFBFBD>С
 * @return {size_t} <EFBFBD><EFBFBD><EFBFBD><EFBFBD> sockaddr <EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD>͵<EFBFBD>ʵ<EFBFBD>ʳ<EFBFBD><EFBFBD>ȣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> IPV4 <EFBFBD><EFBFBD>
 *  <EFBFBD><EFBFBD>Ӧ struct sockaddr_in <EFBFBD>Ľṹ<EFBFBD>峤<EFBFBD>ȣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> IPV6 <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ struct sockaddr_in6
 *  <EFBFBD>Ľṹ<EFBFBD>峤<EFBFBD>ȣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ 0 <EFBFBD><EFBFBD>ʾת<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 */
ACL_API size_t acl_inet_ntop(const struct sockaddr *sa, char *buf, size_t size);

/**
 * <EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD>ĵ<EFBFBD>ַתΪ socket <EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD>֧<EFBFBD><EFBFBD> IPV4 <EFBFBD><EFBFBD> IPV6 <EFBFBD><EFBFBD> UNIX <EFBFBD><EFBFBD><EFBFBD>׽ӿ<EFBFBD>
 * @param af {int} <EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD>AF_INET<EFBFBD><EFBFBD>IPV4<EFBFBD><EFBFBD><EFBFBD><EFBFBD> AF_INET6<EFBFBD><EFBFBD>IPV6<EFBFBD><EFBFBD>
 * @param src {const char*} <EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD>ĵ<EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ ip<EFBFBD><EFBFBD>ip#port <EFBFBD><EFBFBD> ipv4:port
 * @param dst {struct sockaddr*} <EFBFBD>洢ת<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * @return {size_t} <EFBFBD><EFBFBD><EFBFBD>ض<EFBFBD>Ӧ  IPV4 <EFBFBD><EFBFBD> IPV6 <EFBFBD><EFBFBD>ַ<EFBFBD>ṹ<EFBFBD><EFBFBD><EFBFBD>Ĵ<EFBFBD>С<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> IPV4 <EFBFBD><EFBFBD>
 *  <EFBFBD><EFBFBD>Ӧ struct sockaddr_in <EFBFBD>Ľṹ<EFBFBD>峤<EFBFBD>ȣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> IPV6 <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ struct sockaddr_in6
 *  <EFBFBD>Ľṹ<EFBFBD>峤<EFBFBD>ȣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ 0 <EFBFBD><EFBFBD>ʾת<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 */
ACL_API size_t acl_inet_pton(int af, const char *src, struct sockaddr *dst);

/**
 * <EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD>ĵ<EFBFBD>ַתΪ socket <EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD>֧<EFBFBD><EFBFBD> IPV4 <EFBFBD><EFBFBD> IPV6 <EFBFBD><EFBFBD> UNIX <EFBFBD><EFBFBD><EFBFBD>׽ӿڣ<EFBFBD>
 * <EFBFBD>ڲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD>̽<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> IPV4 <EFBFBD><EFBFBD><EFBFBD><EFBFBD> IPV6
 * @param src {const char*} <EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD>ĵ<EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ ip<EFBFBD><EFBFBD>ip#port <EFBFBD><EFBFBD> ipv4:port
 * @param dst {struct sockaddr*} <EFBFBD>洢ת<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * @return {size_t} <EFBFBD><EFBFBD><EFBFBD>ض<EFBFBD>Ӧ  IPV4 <EFBFBD><EFBFBD> IPV6 <EFBFBD><EFBFBD>ַ<EFBFBD>ṹ<EFBFBD><EFBFBD><EFBFBD>Ĵ<EFBFBD>С<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> IPV4 <EFBFBD><EFBFBD>
 *  <EFBFBD><EFBFBD>Ӧ struct sockaddr_in <EFBFBD>Ľṹ<EFBFBD>峤<EFBFBD>ȣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> IPV6 <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ struct sockaddr_in6
 *  <EFBFBD>Ľṹ<EFBFBD>峤<EFBFBD>ȣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ 0 <EFBFBD><EFBFBD>ʾת<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 */
ACL_API size_t acl_sane_pton(const char *src, struct sockaddr *dst);

/**
 * <EFBFBD><EFBFBD>IP<EFBFBD><EFBFBD>ַת<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʽ
 * @param src {const unsigned char*} struct in_addr in.s_addr <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD><EFBFBD>ʾ
 * @param dst {char *} <EFBFBD>洢ת<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * @param size {size_t} dst <EFBFBD>Ŀռ<EFBFBD><EFBFBD><EFBFBD>С
 * @return {const char*} NULL: error; !NULL: ok
 */
ACL_API const char *acl_inet_ntop4(const unsigned char *src, char *dst, size_t size);

/**
 * <EFBFBD><EFBFBD>IP<EFBFBD><EFBFBD>ַת<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʽ
 * @param in {struct in_addr}
 * @param dst {char *} <EFBFBD>洢ת<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * @param size {size_t} dst <EFBFBD>Ŀռ<EFBFBD><EFBFBD><EFBFBD>С
 * @return {const char*} NULL: error; !NULL: ok
 */
ACL_API const char *acl_inet_ntoa(struct in_addr in, char *dst, size_t size);

/**
 * <EFBFBD>жϸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȷ<EFBFBD><EFBFBD> ip <EFBFBD><EFBFBD>ַ
 * @param ip {const char *ip}
 * @return {int} != 0: <EFBFBD><EFBFBD>; == 0: <EFBFBD><EFBFBD>
 */
ACL_API int acl_is_ip(const char *ip);
ACL_API int acl_is_ipv4(const char *ip);
ACL_API int acl_is_ipv6(const char *ip);

/**
 * <EFBFBD>ж<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ip <EFBFBD><EFBFBD>ַ<EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> xxx.xxx.xxx.xxx:port <EFBFBD><EFBFBD>ʽ
 * @param addr {const char*} IP:PORT <EFBFBD><EFBFBD>ַ
 * @return {int} 1: <EFBFBD><EFBFBD><EFBFBD><EFBFBD>, 0: <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 */
ACL_API int acl_ipv4_addr_valid(const char *addr);

#ifdef	__cplusplus
}
#endif

#endif