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