mirror of
https://github.com/signalwire/freeswitch.git
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fff98f6316
git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@3693 d0543943-73ff-0310-b7d9-9358b9ac24b2
233 lines
7.0 KiB
C++
233 lines
7.0 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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/*
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** Base class implementation for network access functions (ref: prnetdb.h)
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*/
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#include "rclock.h"
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#include "rcnetdb.h"
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#include <prmem.h>
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#include <prlog.h>
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#include <string.h>
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RCNetAddr::RCNetAddr(const RCNetAddr& his): RCBase()
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{ address = his.address; }
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RCNetAddr::RCNetAddr(const RCNetAddr& his, PRUint16 port): RCBase()
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{
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address = his.address;
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switch (address.raw.family)
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{
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case PR_AF_INET: address.inet.port = port; break;
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case PR_AF_INET6: address.ipv6.port = port; break;
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default: break;
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}
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} /* RCNetAddr::RCNetAddr */
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RCNetAddr::RCNetAddr(RCNetAddr::HostValue host, PRUint16 port): RCBase()
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{
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PRNetAddrValue how;
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switch (host)
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{
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case RCNetAddr::any: how = PR_IpAddrAny; break;
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case RCNetAddr::loopback: how = PR_IpAddrLoopback; break;
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default: PR_ASSERT(!"This can't happen -- and did!");
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}
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(void)PR_InitializeNetAddr(how, port, &address);
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} /* RCNetAddr::RCNetAddr */
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RCNetAddr::~RCNetAddr() { }
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void RCNetAddr::operator=(const RCNetAddr& his) { address = his.address; }
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PRStatus RCNetAddr::FromString(const char* string)
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{ return PR_StringToNetAddr(string, &address); }
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void RCNetAddr::operator=(const PRNetAddr* addr) { address = *addr; }
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PRBool RCNetAddr::operator==(const RCNetAddr& his) const
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{
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PRBool rv = EqualHost(his);
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if (rv)
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{
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switch (address.raw.family)
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{
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case PR_AF_INET:
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rv = (address.inet.port == his.address.inet.port); break;
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case PR_AF_INET6:
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rv = (address.ipv6.port == his.address.ipv6.port); break;
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case PR_AF_LOCAL:
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default: break;
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}
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}
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return rv;
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} /* RCNetAddr::operator== */
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PRBool RCNetAddr::EqualHost(const RCNetAddr& his) const
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{
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PRBool rv;
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switch (address.raw.family)
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{
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case PR_AF_INET:
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rv = (address.inet.ip == his.address.inet.ip); break;
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case PR_AF_INET6:
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rv = (0 == memcmp(
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&address.ipv6.ip, &his.address.ipv6.ip,
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sizeof(address.ipv6.ip)));
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break;
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#if defined(XP_UNIX)
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case PR_AF_LOCAL:
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rv = (0 == strncmp(
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address.local.path, his.address.local.path,
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sizeof(address.local.path)));
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break;
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#endif
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default: break;
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}
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return rv;
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} /* RCNetAddr::operator== */
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PRStatus RCNetAddr::ToString(char *string, PRSize size) const
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{ return PR_NetAddrToString(&address, string, size); }
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/*
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** RCHostLookup
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*/
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RCHostLookup::~RCHostLookup()
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{
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if (NULL != address) delete [] address;
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} /* RCHostLookup::~RCHostLookup */
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RCHostLookup::RCHostLookup(): RCBase()
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{
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address = NULL;
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max_index = 0;
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} /* RCHostLookup::RCHostLookup */
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PRStatus RCHostLookup::ByName(const char* name)
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{
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PRStatus rv;
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PRNetAddr addr;
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PRHostEnt hostentry;
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PRIntn index = 0, max;
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RCNetAddr* vector = NULL;
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RCNetAddr* old_vector = NULL;
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void* buffer = PR_Malloc(PR_NETDB_BUF_SIZE);
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if (NULL == buffer) return PR_FAILURE;
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rv = PR_GetHostByName(name, (char*)buffer, PR_NETDB_BUF_SIZE, &hostentry);
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if (PR_SUCCESS == rv)
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{
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for (max = 0, index = 0;; ++max)
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{
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index = PR_EnumerateHostEnt(index, &hostentry, 0, &addr);
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if (0 == index) break;
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}
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if (max > 0)
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{
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vector = new RCNetAddr[max];
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while (--max > 0)
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{
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index = PR_EnumerateHostEnt(index, &hostentry, 0, &addr);
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if (0 == index) break;
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vector[index] = &addr;
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}
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{
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RCEnter entry(&ml);
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old_vector = address;
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address = vector;
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max_index = max;
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}
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if (NULL != old_vector) delete [] old_vector;
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}
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}
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if (NULL != buffer) PR_DELETE(buffer);
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return PR_SUCCESS;
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} /* RCHostLookup::ByName */
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PRStatus RCHostLookup::ByAddress(const RCNetAddr& host_addr)
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{
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PRStatus rv;
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PRNetAddr addr;
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PRHostEnt hostentry;
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PRIntn index = 0, max;
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RCNetAddr* vector = NULL;
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RCNetAddr* old_vector = NULL;
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char *buffer = (char*)PR_Malloc(PR_NETDB_BUF_SIZE);
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if (NULL == buffer) return PR_FAILURE;
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rv = PR_GetHostByAddr(host_addr, buffer, PR_NETDB_BUF_SIZE, &hostentry);
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if (PR_SUCCESS == rv)
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{
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for (max = 0, index = 0;; ++max)
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{
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index = PR_EnumerateHostEnt(index, &hostentry, 0, &addr);
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if (0 == index) break;
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}
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if (max > 0)
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{
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vector = new RCNetAddr[max];
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while (--max > 0)
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{
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index = PR_EnumerateHostEnt(index, &hostentry, 0, &addr);
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if (0 == index) break;
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vector[index] = &addr;
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}
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{
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RCEnter entry(&ml);
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old_vector = address;
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address = vector;
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max_index = max;
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}
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if (NULL != old_vector) delete [] old_vector;
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}
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}
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if (NULL != buffer) PR_DELETE(buffer);
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return PR_SUCCESS;
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} /* RCHostLookup::ByAddress */
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const RCNetAddr* RCHostLookup::operator[](PRUintn which)
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{
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RCNetAddr* addr = NULL;
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if (which < max_index)
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addr = &address[which];
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return addr;
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} /* RCHostLookup::operator[] */
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/* RCNetdb.cpp */
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