2023-04-18 08:57:22 +09:00

48 lines
1.2 KiB
C

#pragma once
#include <_cheader.h>
#include <sys/socket.h>
_Begin_C_Header
extern int getnameinfo(const struct sockaddr *addr, socklen_t addrlen,
char *host, socklen_t hostlen,
char *serv, socklen_t servlen, int flags);
extern int getaddrinfo(const char *node, const char *service,
const struct addrinfo *hints,
struct addrinfo **res);
extern void freeaddrinfo(struct addrinfo *res);
struct hostent {
char *h_name; /* official name of host */
char **h_aliases; /* alias list */
int h_addrtype; /* host address type */
int h_length; /* length of address */
char **h_addr_list; /* list of addresses */
};
extern struct hostent * gethostbyname(const char * name);
#ifndef _KERNEL_
#define h_addr h_addr_list[0]
#endif
#define NI_NUMERICHOST 1
#define NI_MAXHOST 255
/* Defined error codes returned by getaddrinfo */
#define EAI_AGAIN -1
#define EAI_BADFLAGS -2
#define EAI_BADEXFLAGS -3
#define EAI_FAMILY -4
#define EAI_MEMORY -5
#define EAI_NONAME -6
#define EAI_SERVICE -7
#define EAI_SOCKTYPE -8
_End_C_Header