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Added Xerces-C++ 3.1.2

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sippeangelo
2015-12-01 10:23:50 +01:00
parent 65d3f3bc31
commit 1b478d3159
815 changed files with 262638 additions and 0 deletions
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include/xercesc/util/NetAccessors/Socket/UnixHTTPURLInputStream.cpp
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* $Id: UnixHTTPURLInputStream.cpp 936316 2010-04-21 14:19:58Z borisk $
*/
#if HAVE_CONFIG_H
# include <config.h>
#endif
#include <string.h>
#if HAVE_UNISTD_H
# include <unistd.h>
#endif
#if HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#if HAVE_SYS_SOCKET_H
# include <sys/socket.h>
#endif
#if HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif
#if HAVE_ARPA_INET_H
# include <arpa/inet.h>
#endif
#if HAVE_NETDB_H
# include <netdb.h>
#endif
#include <errno.h>
#include <xercesc/util/NetAccessors/Socket/UnixHTTPURLInputStream.hpp>
#include <xercesc/util/XMLString.hpp>
#include <xercesc/util/XMLExceptMsgs.hpp>
#include <xercesc/util/Janitor.hpp>
XERCES_CPP_NAMESPACE_BEGIN
class SocketJanitor
{
public:
// -----------------------------------------------------------------------
// Constructors and Destructor
// -----------------------------------------------------------------------
SocketJanitor(int* toDelete) : fData(toDelete) {}
~SocketJanitor() { reset(); }
int* get() const { return fData; }
int* release() { int* p = fData; fData = 0; return p; }
void reset(int* p = 0)
{
if(fData) {
shutdown(*fData, 2);
close(*fData);
}
fData = p;
}
bool isDataNull() { return (fData == 0); }
private :
// -----------------------------------------------------------------------
// Unimplemented constructors and operators
// -----------------------------------------------------------------------
SocketJanitor();
SocketJanitor(const SocketJanitor&);
SocketJanitor& operator=(const SocketJanitor&);
// -----------------------------------------------------------------------
// Private data members
//
// fData
// This is the pointer to the socket that must be closed when
// this object is destroyed.
// -----------------------------------------------------------------------
int* fData;
};
UnixHTTPURLInputStream::UnixHTTPURLInputStream(const XMLURL& urlSource, const XMLNetHTTPInfo* httpInfo/*=0*/)
: BinHTTPInputStreamCommon(urlSource.getMemoryManager()),
fSocket(0)
{
//
// Convert the hostName to the platform's code page for gethostbyname and
// inet_addr functions.
//
MemoryManager *memoryManager = urlSource.getMemoryManager();
const XMLCh* hostName = urlSource.getHost();
if (hostName == 0)
ThrowXMLwithMemMgr1(NetAccessorException,
XMLExcepts::File_CouldNotOpenFile,
urlSource.getURLText(),
memoryManager);
char* hostNameAsCharStar = XMLString::transcode(hostName, memoryManager);
ArrayJanitor<char> janHostNameAsCharStar(hostNameAsCharStar, memoryManager);
XMLURL url(urlSource);
int redirectCount = 0;
SocketJanitor janSock(0);
do {
//
// Set up a socket.
//
#if HAVE_GETADDRINFO
struct addrinfo hints, *res, *ai;
CharBuffer portBuffer(10, memoryManager);
portBuffer.appendDecimalNumber(url.getPortNum());
memset(&hints, 0, sizeof(struct addrinfo));
hints.ai_family = PF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
int n = getaddrinfo(hostNameAsCharStar,portBuffer.getRawBuffer(),&hints, &res);
if(n != 0)
{
hints.ai_flags = AI_NUMERICHOST;
n = getaddrinfo(hostNameAsCharStar,portBuffer.getRawBuffer(),&hints, &res);
if(n != 0)
ThrowXMLwithMemMgr1(NetAccessorException, XMLExcepts::NetAcc_TargetResolution, hostName, memoryManager);
}
janSock.reset();
for (ai = res; ai != NULL; ai = ai->ai_next) {
// Open a socket with the correct address family for this address.
fSocket = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
if (fSocket < 0)
continue;
janSock.reset(&fSocket);
if (connect(fSocket, ai->ai_addr, ai->ai_addrlen) < 0)
{
freeaddrinfo(res);
ThrowXMLwithMemMgr1(NetAccessorException,
XMLExcepts::NetAcc_ConnSocket, url.getURLText(), memoryManager);
}
break;
}
freeaddrinfo(res);
if (fSocket < 0)
{
ThrowXMLwithMemMgr1(NetAccessorException,
XMLExcepts::NetAcc_CreateSocket, url.getURLText(), memoryManager);
}
#else
struct hostent *hostEntPtr = 0;
struct sockaddr_in sa;
// Use the hostName in the local code page ....
if((hostEntPtr = gethostbyname(hostNameAsCharStar)) == NULL)
{
unsigned long numAddress = inet_addr(hostNameAsCharStar);
if ((hostEntPtr =
gethostbyaddr((char *) &numAddress,
sizeof(unsigned long), AF_INET)) == NULL)
{
ThrowXMLwithMemMgr1(NetAccessorException,
XMLExcepts::NetAcc_TargetResolution, hostName, memoryManager);
}
}
memset(&sa, '\0', sizeof(sockaddr_in)); // iSeries fix ??
memcpy((void *) &sa.sin_addr,
(const void *) hostEntPtr->h_addr, hostEntPtr->h_length);
sa.sin_family = hostEntPtr->h_addrtype;
sa.sin_port = htons((unsigned short)url.getPortNum());
janSock.reset();
fSocket = socket(hostEntPtr->h_addrtype, SOCK_STREAM, 0);
if(fSocket < 0)
{
ThrowXMLwithMemMgr1(NetAccessorException,
XMLExcepts::NetAcc_CreateSocket, url.getURLText(), memoryManager);
}
janSock.reset(&fSocket);
if(connect(fSocket, (struct sockaddr *) &sa, sizeof(sa)) < 0)
{
ThrowXMLwithMemMgr1(NetAccessorException,
XMLExcepts::NetAcc_ConnSocket, url.getURLText(), memoryManager);
}
#endif
int status = sendRequest(url, httpInfo);
if(status == 200) {
// HTTP 200 OK response means we're done.
break;
}
// a 3xx response means there was an HTTP redirect
else if(status >= 300 && status <= 307) {
redirectCount++;
XMLCh *newURLString = findHeader("Location");
ArrayJanitor<XMLCh> janNewURLString(newURLString, memoryManager);
if(newURLString == 0 || *newURLString == 0) {
ThrowXMLwithMemMgr1(NetAccessorException, XMLExcepts::File_CouldNotOpenFile, url.getURLText(), memoryManager);
}
XMLURL newURL(memoryManager);
newURL.setURL(url, newURLString);
if(newURL.getProtocol() != XMLURL::HTTP) {
ThrowXMLwithMemMgr1(NetAccessorException, XMLExcepts::File_CouldNotOpenFile, newURL.getURLText(), memoryManager);
}
url = newURL;
hostName = newURL.getHost();
if (hostName == 0)
ThrowXMLwithMemMgr1(NetAccessorException,
XMLExcepts::File_CouldNotOpenFile,
newURL.getURLText(),
memoryManager);
janHostNameAsCharStar.release();
hostNameAsCharStar = XMLString::transcode(hostName, memoryManager);
janHostNameAsCharStar.reset(hostNameAsCharStar, memoryManager);
}
else {
// Most likely a 404 Not Found error.
ThrowXMLwithMemMgr1(NetAccessorException, XMLExcepts::File_CouldNotOpenFile, url.getURLText(), memoryManager);
}
} while(redirectCount < 6);
janSock.release();
}
UnixHTTPURLInputStream::~UnixHTTPURLInputStream()
{
shutdown(fSocket, 2);
close(fSocket);
}
bool UnixHTTPURLInputStream::send(const char *buf, XMLSize_t len)
{
XMLSize_t done = 0;
int ret;
while(done < len) {
ret = ::send(fSocket, buf + done, len - done, 0);
if(ret == -1) return false;
done += ret;
}
return true;
}
int UnixHTTPURLInputStream::receive(char *buf, XMLSize_t len)
{
return ::recv(fSocket, buf, len, 0);
}
XERCES_CPP_NAMESPACE_END