freebsd man page for gai_strerror

GAI_STRERROR(3) 					   BSD Library Functions Manual 					   GAI_STRERROR(3)

NAME
     gai_strerror -- get error message string from EAI_xxx error code

SYNOPSIS
     #include <sys/types.h>
     #include <sys/socket.h>
     #include <netdb.h>

     const char *
     gai_strerror(int ecode);

DESCRIPTION
     The gai_strerror() function returns an error message string corresponding to the error code returned by getaddrinfo(3) or getnameinfo(3).

     The following error codes and their meaning are defined in <netdb.h>:

	   EAI_AGAIN	 temporary failure in name resolution
	   EAI_BADFLAGS  invalid value for ai_flags
	   EAI_BADHINTS  invalid value for hints
	   EAI_FAIL	 non-recoverable failure in name resolution
	   EAI_FAMILY	 ai_family not supported
	   EAI_MEMORY	 memory allocation failure
	   EAI_NONAME	 hostname or servname not provided, or not known
	   EAI_OVERFLOW  argument buffer overflow
	   EAI_PROTOCOL  resolved protocol is unknown
	   EAI_SERVICE	 servname not supported for ai_socktype
	   EAI_SOCKTYPE  ai_socktype not supported
	   EAI_SYSTEM	 system error returned in errno

RETURN VALUES
     The gai_strerror() function returns a pointer to the error message string corresponding to ecode.	If ecode is out of range, an implementa-
     tion-specific error message string is returned.

SEE ALSO
     getaddrinfo(3), getnameinfo(3)

BSD
								   May 21, 2006 							       BSD