mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
15e56094f4
the following changes: - Bug 439144: fixed strict aliasing issues in prdtoa.c - Bug 449665: suppress the parentheses warnings in prdtoa.c - Bug 442706: build for Symbian OS with autoconf and GNU make - Bug 432430: some more changes for the Symbian OS port - Bug 476536: added PR_ASSERT_CURRENT_THREAD_OWNS_LOCK and PR_ASSERT_CURRENT_THREAD_IN_MONITOR. - Bug 478687: made PRUint64/uint64 compatible with uint64_t for 64-bit Mac OS X - Bug 480730: PR_LoadLibrary for 64-bit MAC OS X should not search DYLD_LIBRARY_PATH if the library is specified as a pathname - Bug 480740: PR_ParseTimeString crash with dates >= year 3001 when compiled with Visual C++ 2005. - Bug 480074: better dependency resolution for import libraries - Bug 469083: ported NSPR test programs to WINCE - Bug 433790: removed some obsolete WIN16 code
500 lines
20 KiB
C
500 lines
20 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the Netscape Portable Runtime (NSPR).
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998-2000
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef prnetdb_h___
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#define prnetdb_h___
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#include "prtypes.h"
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#include "prio.h"
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PR_BEGIN_EXTERN_C
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/*
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*********************************************************************
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* Translate an Internet address to/from a character string
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*********************************************************************
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*/
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NSPR_API(PRStatus) PR_StringToNetAddr(
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const char *string, PRNetAddr *addr);
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NSPR_API(PRStatus) PR_NetAddrToString(
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const PRNetAddr *addr, char *string, PRUint32 size);
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/*
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** Structures returned by network data base library. All addresses are
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** supplied in host order, and returned in network order (suitable for
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** use in system calls).
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*/
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/*
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** Beware that WINSOCK.H defines h_addrtype and h_length as short.
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** Client code does direct struct copies of hostent to PRHostEnt and
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** hence the ifdef.
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*/
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typedef struct PRHostEnt {
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char *h_name; /* official name of host */
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char **h_aliases; /* alias list */
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#ifdef WIN32
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PRInt16 h_addrtype; /* host address type */
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PRInt16 h_length; /* length of address */
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#else
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PRInt32 h_addrtype; /* host address type */
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PRInt32 h_length; /* length of address */
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#endif
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char **h_addr_list; /* list of addresses from name server */
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} PRHostEnt;
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/* A safe size to use that will mostly work... */
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#if (defined(AIX) && defined(_THREAD_SAFE)) || defined(OSF1)
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#define PR_NETDB_BUF_SIZE sizeof(struct protoent_data)
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#else
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#define PR_NETDB_BUF_SIZE 1024
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#endif
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/***********************************************************************
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** FUNCTION:
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** DESCRIPTION: PR_GetHostByName()
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** Lookup a host by name.
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**
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** INPUTS:
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** char *hostname Character string defining the host name of interest
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** char *buf A scratch buffer for the runtime to return result.
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** This buffer is allocated by the caller.
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** PRIntn bufsize Number of bytes in 'buf'. A recommnded value to
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** use is PR_NETDB_BUF_SIZE.
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** OUTPUTS:
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** PRHostEnt *hostentry
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** This structure is filled in by the runtime if
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** the function returns PR_SUCCESS. This structure
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** is allocated by the caller.
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** RETURN:
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** PRStatus PR_SUCCESS if the lookup succeeds. If it fails
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** the result will be PR_FAILURE and the reason
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** for the failure can be retrieved by PR_GetError().
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***********************************************************************/
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NSPR_API(PRStatus) PR_GetHostByName(
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const char *hostname, char *buf, PRIntn bufsize, PRHostEnt *hostentry);
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/***********************************************************************
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** FUNCTION:
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** DESCRIPTION: PR_GetIPNodeByName()
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** Lookup a host by name. Equivalent to getipnodebyname(AI_DEFAULT)
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** of RFC 2553.
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**
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** INPUTS:
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** char *hostname Character string defining the host name of interest
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** PRUint16 af Address family (either PR_AF_INET or PR_AF_INET6)
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** PRIntn flags Specifies the types of addresses that are searched
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** for and the types of addresses that are returned.
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** The only supported flag is PR_AI_DEFAULT.
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** char *buf A scratch buffer for the runtime to return result.
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** This buffer is allocated by the caller.
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** PRIntn bufsize Number of bytes in 'buf'. A recommnded value to
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** use is PR_NETDB_BUF_SIZE.
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** OUTPUTS:
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** PRHostEnt *hostentry
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** This structure is filled in by the runtime if
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** the function returns PR_SUCCESS. This structure
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** is allocated by the caller.
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** RETURN:
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** PRStatus PR_SUCCESS if the lookup succeeds. If it fails
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** the result will be PR_FAILURE and the reason
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** for the failure can be retrieved by PR_GetError().
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***********************************************************************/
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#define PR_AI_ALL 0x08
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#define PR_AI_V4MAPPED 0x10
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#define PR_AI_ADDRCONFIG 0x20
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#define PR_AI_NOCANONNAME 0x8000
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#define PR_AI_DEFAULT (PR_AI_V4MAPPED | PR_AI_ADDRCONFIG)
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NSPR_API(PRStatus) PR_GetIPNodeByName(
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const char *hostname,
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PRUint16 af,
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PRIntn flags,
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char *buf,
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PRIntn bufsize,
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PRHostEnt *hostentry);
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/***********************************************************************
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** FUNCTION:
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** DESCRIPTION: PR_GetHostByAddr()
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** Lookup a host entry by its network address.
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**
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** INPUTS:
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** char *hostaddr IP address of host in question
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** char *buf A scratch buffer for the runtime to return result.
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** This buffer is allocated by the caller.
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** PRIntn bufsize Number of bytes in 'buf'. A recommnded value to
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** use is PR_NETDB_BUF_SIZE.
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** OUTPUTS:
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** PRHostEnt *hostentry
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** This structure is filled in by the runtime if
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** the function returns PR_SUCCESS. This structure
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** is allocated by the caller.
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** RETURN:
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** PRStatus PR_SUCCESS if the lookup succeeds. If it fails
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** the result will be PR_FAILURE and the reason
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** for the failure can be retrieved by PR_GetError().
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***********************************************************************/
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NSPR_API(PRStatus) PR_GetHostByAddr(
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const PRNetAddr *hostaddr, char *buf, PRIntn bufsize, PRHostEnt *hostentry);
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/***********************************************************************
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** FUNCTION: PR_EnumerateHostEnt()
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** DESCRIPTION:
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** A stateless enumerator over a PRHostEnt structure acquired from
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** PR_GetHostByName() PR_GetHostByAddr() to evaluate the possible
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** network addresses.
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**
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** INPUTS:
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** PRIntn enumIndex Index of the enumeration. The enumeration starts
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** and ends with a value of zero.
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**
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** PRHostEnt *hostEnt A pointer to a host entry struct that was
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** previously returned by PR_GetHostByName() or
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** PR_GetHostByAddr().
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**
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** PRUint16 port The port number to be assigned as part of the
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** PRNetAddr.
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**
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** OUTPUTS:
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** PRNetAddr *address A pointer to an address structure that will be
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** filled in by the call to the enumeration if the
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** result of the call is greater than zero.
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**
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** RETURN:
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** PRIntn The value that should be used for the next call
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** of the enumerator ('enumIndex'). The enumeration
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** is ended if this value is returned zero.
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** If a value of -1 is returned, the enumeration
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** has failed. The reason for the failure can be
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** retrieved by calling PR_GetError().
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***********************************************************************/
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NSPR_API(PRIntn) PR_EnumerateHostEnt(
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PRIntn enumIndex, const PRHostEnt *hostEnt, PRUint16 port, PRNetAddr *address);
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/***********************************************************************
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** FUNCTION: PR_InitializeNetAddr(),
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** DESCRIPTION:
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** Initialize the fields of a PRNetAddr, assigning well known values as
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** appropriate.
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**
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** INPUTS
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** PRNetAddrValue val The value to be assigned to the IP Address portion
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** of the network address. This can only specify the
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** special well known values that are equivalent to
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** INADDR_ANY and INADDR_LOOPBACK.
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**
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** PRUint16 port The port number to be assigned in the structure.
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**
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** OUTPUTS:
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** PRNetAddr *addr The address to be manipulated.
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**
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** RETURN:
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** PRStatus To indicate success or failure. If the latter, the
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** reason for the failure can be retrieved by calling
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** PR_GetError();
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***********************************************************************/
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typedef enum PRNetAddrValue
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{
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PR_IpAddrNull, /* do NOT overwrite the IP address */
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PR_IpAddrAny, /* assign logical INADDR_ANY to IP address */
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PR_IpAddrLoopback, /* assign logical INADDR_LOOPBACK */
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PR_IpAddrV4Mapped /* IPv4 mapped address */
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} PRNetAddrValue;
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NSPR_API(PRStatus) PR_InitializeNetAddr(
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PRNetAddrValue val, PRUint16 port, PRNetAddr *addr);
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/***********************************************************************
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** FUNCTION: PR_SetNetAddr(),
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** DESCRIPTION:
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** Set the fields of a PRNetAddr, assigning well known values as
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** appropriate. This function is similar to PR_InitializeNetAddr
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** but differs in that the address family is specified.
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**
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** INPUTS
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** PRNetAddrValue val The value to be assigned to the IP Address portion
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** of the network address. This can only specify the
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** special well known values that are equivalent to
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** INADDR_ANY and INADDR_LOOPBACK.
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**
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** PRUint16 af The address family (either PR_AF_INET or PR_AF_INET6)
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**
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** PRUint16 port The port number to be assigned in the structure.
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**
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** OUTPUTS:
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** PRNetAddr *addr The address to be manipulated.
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**
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** RETURN:
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** PRStatus To indicate success or failure. If the latter, the
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** reason for the failure can be retrieved by calling
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** PR_GetError();
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***********************************************************************/
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NSPR_API(PRStatus) PR_SetNetAddr(
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PRNetAddrValue val, PRUint16 af, PRUint16 port, PRNetAddr *addr);
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/***********************************************************************
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** FUNCTION:
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** DESCRIPTION: PR_IsNetAddrType()
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** Determine if the network address is of the specified type.
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**
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** INPUTS:
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** const PRNetAddr *addr A network address.
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** PRNetAddrValue The type of network address
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**
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** RETURN:
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** PRBool PR_TRUE if the network address is of the
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** specified type, else PR_FALSE.
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***********************************************************************/
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NSPR_API(PRBool) PR_IsNetAddrType(const PRNetAddr *addr, PRNetAddrValue val);
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/***********************************************************************
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** FUNCTION:
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** DESCRIPTION: PR_ConvertIPv4AddrToIPv6()
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** Convert an IPv4 addr to an (IPv4-mapped) IPv6 addr
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**
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** INPUTS:
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** PRUint32 v4addr IPv4 address
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**
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** OUTPUTS:
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** PRIPv6Addr *v6addr The converted IPv6 address
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**
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** RETURN:
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** void
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**
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***********************************************************************/
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NSPR_API(void) PR_ConvertIPv4AddrToIPv6(PRUint32 v4addr, PRIPv6Addr *v6addr);
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/***********************************************************************
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** MACRO:
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** DESCRIPTION: PR_NetAddrFamily()
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** Get the 'family' field of a PRNetAddr union.
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**
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** INPUTS:
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** const PRNetAddr *addr A network address.
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**
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** RETURN:
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** PRUint16 The 'family' field of 'addr'.
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***********************************************************************/
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#define PR_NetAddrFamily(addr) ((addr)->raw.family)
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/***********************************************************************
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** MACRO:
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** DESCRIPTION: PR_NetAddrInetPort()
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** Get the 'port' field of a PRNetAddr union.
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**
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** INPUTS:
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** const PRNetAddr *addr A network address.
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**
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** RETURN:
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** PRUint16 The 'port' field of 'addr'.
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***********************************************************************/
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#define PR_NetAddrInetPort(addr) \
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((addr)->raw.family == PR_AF_INET6 ? (addr)->ipv6.port : (addr)->inet.port)
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/***********************************************************************
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** FUNCTION:
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** DESCRIPTION: PR_GetProtoByName()
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** Lookup a protocol entry based on protocol's name
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**
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** INPUTS:
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** char *protocolname Character string of the protocol's name.
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** char *buf A scratch buffer for the runtime to return result.
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** This buffer is allocated by the caller.
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** PRIntn bufsize Number of bytes in 'buf'. A recommnded value to
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** use is PR_NETDB_BUF_SIZE.
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** OUTPUTS:
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** PRHostEnt *PRProtoEnt
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** This structure is filled in by the runtime if
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** the function returns PR_SUCCESS. This structure
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** is allocated by the caller.
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** RETURN:
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** PRStatus PR_SUCCESS if the lookup succeeds. If it fails
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** the result will be PR_FAILURE and the reason
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** for the failure can be retrieved by PR_GetError().
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***********************************************************************/
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typedef struct PRProtoEnt {
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char *p_name; /* official protocol name */
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char **p_aliases; /* alias list */
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#ifdef WIN32
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PRInt16 p_num; /* protocol # */
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#else
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PRInt32 p_num; /* protocol # */
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#endif
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} PRProtoEnt;
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NSPR_API(PRStatus) PR_GetProtoByName(
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const char* protocolname, char* buffer, PRInt32 bufsize, PRProtoEnt* result);
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/***********************************************************************
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** FUNCTION:
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** DESCRIPTION: PR_GetProtoByNumber()
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** Lookup a protocol entry based on protocol's number
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**
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** INPUTS:
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** PRInt32 protocolnumber
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** Number assigned to the protocol.
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** char *buf A scratch buffer for the runtime to return result.
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** This buffer is allocated by the caller.
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** PRIntn bufsize Number of bytes in 'buf'. A recommnded value to
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** use is PR_NETDB_BUF_SIZE.
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** OUTPUTS:
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** PRHostEnt *PRProtoEnt
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** This structure is filled in by the runtime if
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** the function returns PR_SUCCESS. This structure
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** is allocated by the caller.
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** RETURN:
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** PRStatus PR_SUCCESS if the lookup succeeds. If it fails
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** the result will be PR_FAILURE and the reason
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** for the failure can be retrieved by PR_GetError().
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***********************************************************************/
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NSPR_API(PRStatus) PR_GetProtoByNumber(
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PRInt32 protocolnumber, char* buffer, PRInt32 bufsize, PRProtoEnt* result);
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/***********************************************************************
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** FUNCTION:
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** DESCRIPTION: PR_GetAddrInfoByName()
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** Look up a host by name. Equivalent to getaddrinfo(host, NULL, ...) of
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** RFC 3493.
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**
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** INPUTS:
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** char *hostname Character string defining the host name of interest
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** PRUint16 af May be PR_AF_UNSPEC or PR_AF_INET.
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** PRIntn flags May be either PR_AI_ADDRCONFIG or
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** PR_AI_ADDRCONFIG | PR_AI_NOCANONNAME. Include
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** PR_AI_NOCANONNAME to suppress the determination of
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** the canonical name corresponding to hostname.
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** RETURN:
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** PRAddrInfo* Handle to a data structure containing the results
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** of the host lookup. Use PR_EnumerateAddrInfo to
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** inspect the PRNetAddr values stored in this object.
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** When no longer needed, this handle must be destroyed
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** with a call to PR_FreeAddrInfo. If a lookup error
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** occurs, then NULL will be returned.
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***********************************************************************/
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typedef struct PRAddrInfo PRAddrInfo;
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NSPR_API(PRAddrInfo*) PR_GetAddrInfoByName(
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const char *hostname, PRUint16 af, PRIntn flags);
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/***********************************************************************
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** FUNCTION:
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** DESCRIPTION: PR_FreeAddrInfo()
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** Destroy the PRAddrInfo handle allocated by PR_GetAddrInfoByName().
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**
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** INPUTS:
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** PRAddrInfo *addrInfo
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** The handle resulting from a successful call to
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** PR_GetAddrInfoByName().
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** RETURN:
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** void
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***********************************************************************/
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NSPR_API(void) PR_FreeAddrInfo(PRAddrInfo *addrInfo);
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/***********************************************************************
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** FUNCTION:
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** DESCRIPTION: PR_EnumerateAddrInfo()
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** A stateless enumerator over a PRAddrInfo handle acquired from
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** PR_GetAddrInfoByName() to inspect the possible network addresses.
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**
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** INPUTS:
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** void *enumPtr Index pointer of the enumeration. The enumeration
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** starts and ends with a value of NULL.
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** const PRAddrInfo *addrInfo
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** The PRAddrInfo handle returned by a successful
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** call to PR_GetAddrInfoByName().
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** PRUint16 port The port number to be assigned as part of the
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** PRNetAddr.
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** OUTPUTS:
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** PRNetAddr *result A pointer to an address structure that will be
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** filled in by the call to the enumeration if the
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** result of the call is not NULL.
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** RETURN:
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** void* The value that should be used for the next call
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** of the enumerator ('enumPtr'). The enumeration
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** is ended if this value is NULL.
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***********************************************************************/
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NSPR_API(void *) PR_EnumerateAddrInfo(
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void *enumPtr, const PRAddrInfo *addrInfo, PRUint16 port, PRNetAddr *result);
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/***********************************************************************
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** FUNCTION:
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** DESCRIPTION: PR_GetCanonNameFromAddrInfo()
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** Extracts the canonical name of the hostname passed to
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** PR_GetAddrInfoByName().
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**
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** INPUTS:
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** const PRAddrInfo *addrInfo
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** The PRAddrInfo handle returned by a successful
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** call to PR_GetAddrInfoByName().
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** RETURN:
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** const char * A const pointer to the canonical hostname stored
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** in the given PRAddrInfo handle. This pointer is
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** invalidated once the PRAddrInfo handle is destroyed
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** by a call to PR_FreeAddrInfo().
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***********************************************************************/
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NSPR_API(const char *) PR_GetCanonNameFromAddrInfo(
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const PRAddrInfo *addrInfo);
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/***********************************************************************
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** FUNCTIONS: PR_ntohs, PR_ntohl, PR_ntohll, PR_htons, PR_htonl, PR_htonll
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**
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** DESCRIPTION: API entries for the common byte ordering routines.
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**
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** PR_ntohs 16 bit conversion from network to host
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** PR_ntohl 32 bit conversion from network to host
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** PR_ntohll 64 bit conversion from network to host
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** PR_htons 16 bit conversion from host to network
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** PR_htonl 32 bit conversion from host to network
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** PR_ntonll 64 bit conversion from host to network
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**
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***********************************************************************/
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NSPR_API(PRUint16) PR_ntohs(PRUint16);
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NSPR_API(PRUint32) PR_ntohl(PRUint32);
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NSPR_API(PRUint64) PR_ntohll(PRUint64);
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NSPR_API(PRUint16) PR_htons(PRUint16);
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NSPR_API(PRUint32) PR_htonl(PRUint32);
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NSPR_API(PRUint64) PR_htonll(PRUint64);
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PR_END_EXTERN_C
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#endif /* prnetdb_h___ */
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