GAI_STRERROR(3) Library Functions Manual GAI_STRERROR(3)

NAME

gai_strerrorget 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_ADDRFAMILY
address family for hostname not supported
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_NODATA
no address associated with hostname
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

gai_strerror() returns a pointer to the error message string corresponding to ecode. If ecode is out of range, an implementation-specific error message string is returned.

SEE ALSO

getaddrinfo(3), getnameinfo(3)
February 22, 2006 NetBSD 6.1