freebsd-dev/contrib/bind/lib/irs/gai_strerror.c

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/*
%%% copyright-cmetz-97
This software is Copyright 1997-1998 by Craig Metz, All Rights Reserved.
The Inner Net License Version 2 applies to this software.
You should have received a copy of the license with this software. If
you didn't get a copy, you may request one from <license@inner.net>.
*/
#include <port_before.h>
#include <netdb.h>
#include <errno.h>
#include <port_after.h>
char *
gai_strerror(int errnum) {
switch(errnum) {
case 0:
return "no error";
case EAI_BADFLAGS:
return "invalid value for ai_flags";
case EAI_NONAME:
return "name or service is not known";
case EAI_AGAIN:
return "temporary failure in name resolution";
case EAI_FAIL:
return "non-recoverable failure in name resolution";
case EAI_NODATA:
return "no address associated with name";
case EAI_FAMILY:
return "ai_family not supported";
case EAI_SOCKTYPE:
return "ai_socktype not supported";
case EAI_SERVICE:
return "service not supported for ai_socktype";
case EAI_ADDRFAMILY:
return "address family for name not supported";
case EAI_MEMORY:
return "memory allocation failure";
case EAI_SYSTEM:
return "system error";
default:
return "unknown error";
};
}