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