David van Moolenbroek 00b67f09dd Import NetBSD named(8)
Also known as ISC bind.  This import adds utilities such as host(1),
dig(1), and nslookup(1), as well as many other tools and libraries.

Change-Id: I035ca46e64f1965d57019e773f4ff0ef035e4aa3
2017-03-21 22:00:06 +00:00

120 lines
3.4 KiB
C

/* $NetBSD: errno2result.c,v 1.5 2014/12/10 04:38:01 christos Exp $ */
/*
* Copyright (C) 2004, 2005, 2007, 2008, 2013 Internet Systems Consortium, Inc. ("ISC")
* Copyright (C) 2000-2002 Internet Software Consortium.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/* Id: errno2result.c,v 1.17 2008/09/12 04:46:25 marka Exp */
#include <config.h>
#include <winsock2.h>
#include "errno2result.h"
#include <isc/result.h>
#include <isc/strerror.h>
#include <isc/util.h>
/*
* Convert a POSIX errno value into an isc_result_t. The
* list of supported errno values is not complete; new users
* of this function should add any expected errors that are
* not already there.
*/
isc_result_t
isc__errno2resultx(int posixerrno, const char *file, int line) {
char strbuf[ISC_STRERRORSIZE];
switch (posixerrno) {
case ENOTDIR:
case WSAELOOP:
case WSAEINVAL:
case EINVAL: /* XXX sometimes this is not for files */
case ENAMETOOLONG:
case WSAENAMETOOLONG:
case EBADF:
case WSAEBADF:
return (ISC_R_INVALIDFILE);
case ENOENT:
return (ISC_R_FILENOTFOUND);
case EACCES:
case WSAEACCES:
case EPERM:
return (ISC_R_NOPERM);
case EEXIST:
return (ISC_R_FILEEXISTS);
case EIO:
return (ISC_R_IOERROR);
case ENOMEM:
return (ISC_R_NOMEMORY);
#ifdef EOVERFLOW
case EOVERFLOW:
return (ISC_R_RANGE);
#endif
case ENFILE:
case EMFILE:
case WSAEMFILE:
return (ISC_R_TOOMANYOPENFILES);
case ERROR_CANCELLED:
return (ISC_R_CANCELED);
case ERROR_CONNECTION_REFUSED:
case WSAECONNREFUSED:
return (ISC_R_CONNREFUSED);
case WSAENOTCONN:
case ERROR_CONNECTION_INVALID:
return (ISC_R_NOTCONNECTED);
case ERROR_HOST_UNREACHABLE:
case WSAEHOSTUNREACH:
return (ISC_R_HOSTUNREACH);
case ERROR_NETWORK_UNREACHABLE:
case WSAENETUNREACH:
return (ISC_R_NETUNREACH);
case ERROR_NO_NETWORK:
return (ISC_R_NETUNREACH);
case ERROR_PORT_UNREACHABLE:
return (ISC_R_HOSTUNREACH);
case ERROR_SEM_TIMEOUT:
return (ISC_R_TIMEDOUT);
case WSAECONNRESET:
case WSAENETRESET:
case WSAECONNABORTED:
case WSAEDISCON:
case ERROR_OPERATION_ABORTED:
case ERROR_CONNECTION_ABORTED:
case ERROR_REQUEST_ABORTED:
return (ISC_R_CONNECTIONRESET);
case WSAEADDRNOTAVAIL:
return (ISC_R_ADDRNOTAVAIL);
case ERROR_NETNAME_DELETED:
case WSAENETDOWN:
return (ISC_R_NETUNREACH);
case WSAEHOSTDOWN:
return (ISC_R_HOSTUNREACH);
case WSAENOBUFS:
return (ISC_R_NORESOURCES);
default:
isc__strerror(posixerrno, strbuf, sizeof(strbuf));
UNEXPECTED_ERROR(file, line, "unable to convert errno "
"to isc_result: %d: %s", posixerrno, strbuf);
/*
* XXXDCL would be nice if perhaps this function could
* return the system's error string, so the caller
* might have something more descriptive than "unexpected
* error" to log with.
*/
return (ISC_R_UNEXPECTED);
}
}