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/gecko_api/include/plresolv.h

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  1/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
  2/* ***** BEGIN LICENSE BLOCK *****
  3 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
  4 *
  5 * The contents of this file are subject to the Mozilla Public License Version
  6 * 1.1 (the "License"); you may not use this file except in compliance with
  7 * the License. You may obtain a copy of the License at
  8 * http://www.mozilla.org/MPL/
  9 *
 10 * Software distributed under the License is distributed on an "AS IS" basis,
 11 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 12 * for the specific language governing rights and limitations under the
 13 * License.
 14 *
 15 * The Original Code is the Netscape Portable Runtime (NSPR).
 16 *
 17 * The Initial Developer of the Original Code is
 18 * Netscape Communications Corporation.
 19 * Portions created by the Initial Developer are Copyright (C) 1998-2000
 20 * the Initial Developer. All Rights Reserved.
 21 *
 22 * Contributor(s):
 23 *
 24 * Alternatively, the contents of this file may be used under the terms of
 25 * either the GNU General Public License Version 2 or later (the "GPL"), or
 26 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 27 * in which case the provisions of the GPL or the LGPL are applicable instead
 28 * of those above. If you wish to allow use of your version of this file only
 29 * under the terms of either the GPL or the LGPL, and not to allow others to
 30 * use your version of this file under the terms of the MPL, indicate your
 31 * decision by deleting the provisions above and replace them with the notice
 32 * and other provisions required by the GPL or the LGPL. If you do not delete
 33 * the provisions above, a recipient may use your version of this file under
 34 * the terms of any one of the MPL, the GPL or the LGPL.
 35 *
 36 * ***** END LICENSE BLOCK ***** */
 37
 38/*
 39 * plresolv.h - asynchronous name resolution using DNS 
 40 */
 41
 42#ifndef _PLRESOLV_H_
 43#define _PLRESOLV_H_
 44
 45/*
 46** THIS IS WORK IN PROGRESS. DO NOT ATTEMPT TO USE ANY PORTION OF THIS
 47** API UNTIL THIS MESSAGE NO LONGER EXISTS. IF YOU DO, THEN YOU SURRENDER
 48** THE RIGHT TO COMPLAIN ABOUT ANY CONTENT.
 49*/
 50
 51#if defined(XP_UNIX)
 52
 53#include <prtypes.h>
 54#include <prnetdb.h>
 55
 56NSPR_BEGIN_EXTERN_C
 57
 58#define PL_RESOLVE_MAXHOSTENTBUF        1024
 59#define PL_RESOLVE_DEFAULT_TIMEOUT      0
 60
 61/* Error return codes */
 62#define PL_RESOLVE_OK            0
 63#define PL_RESOLVE_EWINIT        1           /* Failed to initialize window */
 64#define PL_RESOLVE_EMAKE         2           /* Failed to create request */
 65#define PL_RESOLVE_ELAUNCH       3           /* Error launching Async request */
 66#define PL_RESOLVE_ETIMEDOUT     4           /* Request timed-out */
 67#define PL_RESOLVE_EINVAL        5           /* Invalid argument */
 68#define PL_RESOLVE_EOVERFLOW     6           /* Buffer Overflow */
 69#define PL_RESOLVE_EUNKNOWN      7           /* berserk error */
 70
 71/* ----------- Function Prototypes ----------------*/
 72
 73PR_EXTERN(PRStatus) PL_ResolveName(
 74    const char *name, unsigned char *buf,
 75    PRIntn bufsize, PRIntervalTime timeout,
 76    PRHostEnt *hostentry, PRIntervalTime *ttl);
 77
 78PR_EXTERN(PRStatus) PL_ResolveAddr(
 79    const PRNetAddr *address, unsigned char *buf,
 80    PRIntn bufsize, PRIntervalTime timeout,
 81    PRHostEnt *hostentry, PRIntervalTime *ttl);
 82
 83typedef struct PLResolveStats {
 84    int re_errors;
 85    int re_nu_look;
 86    int re_na_look;
 87    int re_replies;
 88    int re_requests;
 89    int re_resends;
 90    int re_sent;
 91    int re_timeouts;
 92} PLResolveStats;
 93
 94typedef struct PLResoveInfo {
 95    PRBool enabled;
 96    PRUint32 numNameLookups;
 97    PRUint32 numAddrLookups;
 98    PRUint32 numLookupsInProgress;
 99    PLResolveStats stats;
100} PLResoveInfo;
101
102PR_EXTERN(void) PL_ResolveInfo(PLResoveInfo *info);
103
104NSPR_END_EXTERN_C
105
106#endif /* defined(XP_UNIX) */
107
108#endif /* _PLRESOLV_H_ */