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/*=========================================================================
Program: The OpenIGTLink Library
Module:
Language: C++
Date:
Version:
Copyright (c) Insight Software Consortium. All rights reserved.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#include "igtlCapabilityMessage.h"
#include <igtlTypes.h>
#include <igtl_header.h>
#include <igtl_capability.h>
#include <igtlOSUtil.h>
#include <vector>
#include <string>
// Disable warning C4996 (strncpy() may be unsafe) in Windows.
#define _CRT_SECURE_NO_WARNINGS
#include <string.h>
namespace igtl {
CapabilityMessage::CapabilityMessage():
MessageBase()
{
this->m_SendMessageType = "CAPABILITY";
this->m_TypeNames.clear();
/// CapabilityMessage stay the same as previous versions, set m_Version = 1
/// to make the pack and unpack procedures the same as OpenIGTLink_PROTOCOL_VERSION 1
#if OpenIGTLink_HEADER_VERSION >= 2
m_HeaderVersion = IGTL_HEADER_VERSION_1;
#endif
}
CapabilityMessage::~CapabilityMessage()
{
this->m_TypeNames.clear();
}
void CapabilityMessage::SetTypes(std::vector<std::string> types)
{
this->m_TypeNames.clear();
this->m_TypeNames = types;
}
int CapabilityMessage::SetType(int id, const char* type)
{
if (id < (int)this->m_TypeNames.size() && strlen(type) < IGTL_HEADER_TYPE_SIZE)
{
this->m_TypeNames[id] = type;
return 1;
}
else
{
return 0;
}
}
const char* CapabilityMessage::GetType(int id)
{
if (id < (int)this->m_TypeNames.size())
{
return this->m_TypeNames[id].c_str();
}
else
{
return "";
}
}
int CapabilityMessage::CalculateContentBufferSize()
{
return (sizeof(char) * IGTL_HEADER_TYPE_SIZE * this->m_TypeNames.size());
}
int CapabilityMessage::PackContent()
{
AllocateBuffer();
if (this->m_TypeNames.size() == 0)
{
return 0;
}
igtl_capability_info info;
int nTypes = this->m_TypeNames.size();
igtl_capability_init_info(&info);
info.ntypes = nTypes;
igtl_capability_alloc_info(&info, nTypes);
for(int i = 0; i < nTypes; i++ )
{
memcpy(info.typenames[i], this->m_TypeNames[i].c_str(), IGTL_HEADER_TYPE_SIZE);
}
igtl_capability_pack(&info, this->m_Content);
return 1;
}
int CapabilityMessage::UnpackContent()
{
igtl_capability_info info;
igtl_capability_init_info(&info);
igtl_capability_unpack(this->m_Content, &info, this->CalculateReceiveContentSize());
int ntypes = info.ntypes;
if(ntypes == 0)
{
return 0;
}
this->m_TypeNames.clear();
for(int i = 0; i < ntypes; i++)
{
std::string buf;
if (igtl::Strnlen((const char*)info.typenames[i], IGTL_HEADER_TYPE_SIZE) < IGTL_HEADER_TYPE_SIZE)
{
buf.append((const char*)info.typenames[i]);
}
else
{
buf.append((const char*)info.typenames[i], IGTL_HEADER_TYPE_SIZE);
}
this->m_TypeNames.push_back(buf);
}
return 1;
}
} // namespace igtl
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