poco/Foundation/src/Environment_VX.cpp
2011-08-22 16:14:00 +00:00

187 lines
4.4 KiB
C++

// Environment_VX.cpp
//
// $Id: //poco/1.4/Foundation/src/Environment_VX.cpp#1 $
//
// Library: Foundation
// Package: Core
// Module: Environment
//
// Copyright (c) 2004-2011, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
//
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
#include "Poco/Environment_VX.h"
#include "Poco/Exception.h"
#include "Poco/Buffer.h"
#include <VxWorks.h>
#include <envLib.h>
#include <hostLib.h>
#include <ifLib.h>
#include <sockLib.h>
#include <ioLib.h>
#include <version.h>
#include <cstring>
#include <unistd.h>
#include <stdlib.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <netinet/in.h>
#include <net/if.h>
#include <arpa/inet.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <unistd.h>
namespace Poco {
EnvironmentImpl::StringMap EnvironmentImpl::_map;
FastMutex EnvironmentImpl::_mutex;
std::string EnvironmentImpl::getImpl(const std::string& name)
{
FastMutex::ScopedLock lock(_mutex);
const char* val = getenv(name.c_str());
if (val)
return std::string(val);
else
throw NotFoundException(name);
}
bool EnvironmentImpl::hasImpl(const std::string& name)
{
FastMutex::ScopedLock lock(_mutex);
return getenv(name.c_str()) != 0;
}
void EnvironmentImpl::setImpl(const std::string& name, const std::string& value)
{
FastMutex::ScopedLock lock(_mutex);
std::string var = name;
var.append("=");
var.append(value);
_map[name] = var;
if (putenv((char*) _map[name].c_str()))
{
std::string msg = "cannot set environment variable: ";
msg.append(name);
throw SystemException(msg);
}
}
std::string EnvironmentImpl::osNameImpl()
{
return runtimeName;
}
std::string EnvironmentImpl::osVersionImpl()
{
return runtimeVersion;
}
std::string EnvironmentImpl::osArchitectureImpl()
{
#if POCO_ARCH == POCO_ARCH_IA32
return "i386";
#elif POCO_ARCH == POCO_ARCH_MIPS
return "mips";
#elif POCO_ARCH == POCO_ARCH_PPC
return "ppc";
#elif POCO_ARCH == POCO_ARCH_ARM
return "arm";
#elif POCO_ARCH == POCO_ARCH_SH
return "sh";
#else
return "unknown";
#endif
}
std::string EnvironmentImpl::nodeNameImpl()
{
char buffer[64];
if (gethostname(buffer, sizeof(buffer)) == OK)
return buffer;
else
return "unknown";
}
unsigned EnvironmentImpl::processorCountImpl()
{
return 1;
}
void EnvironmentImpl::nodeIdImpl(NodeId& id)
{
std::memset(&id, 0, sizeof(id));
int ifIndex = 0;
char ifName[32];
char ifAddr[4];
int s = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
if (s == -1) return;
for (;;)
{
if (ifIndexToIfName(ifIndex, ifName) == OK)
{
if (ifAddrGet(ifName, ifAddr) == OK)
{
struct arpreq ar;
std::memset(&ar, 0, sizeof(ar));
struct sockaddr_in* pAddr = reinterpret_cast<struct sockaddr_in*>(&ar.arp_pa);
pAddr->sin_family = AF_INET;
std::memcpy(&pAddr->sin_addr, ifAddr, sizeof(struct in_addr));
int rc = ioctl(s, SIOCGARP, reinterpret_cast<int>(&ar));
if (rc < 0) continue;
std::memcpy(&id, ar.arp_ha.sa_data, sizeof(id));
close(s);
return;
}
}
else break;
}
close(s);
throw SystemException("cannot get Ethernet hardware address");
}
} // namespace Poco