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/*****************************************************************************
* *
* PrimeSense PSCommon Library *
* Copyright (C) 2012 PrimeSense Ltd. *
* *
* This file is part of PSCommon. *
* *
* Licensed 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. *
* *
*****************************************************************************/
//---------------------------------------------------------------------------
// Includes
//---------------------------------------------------------------------------
#include "XnLib.h"
#include <XnLog.h>
#include <XnHash.h>
#include <XnStatusRegister.h>
#include <XnStatusCodes.h>
#define XN_MASK_STATUS "XnStatus"
#define XN_OK 0
//---------------------------------------------------------------------------
// Data Types
//---------------------------------------------------------------------------
typedef xnl::Hash<XnUInt16, XnErrorCodeData> XnStatusHash;
typedef xnl::Hash<XnUInt16, XnStatusHash*> XnGroupsHash;
//---------------------------------------------------------------------------
// Global Variables
//---------------------------------------------------------------------------
/** An array holding all groups' errors */
static XnGroupsHash* g_pErrorGroups = NULL;
static XnErrorCodeData s_OK_Data = { XN_STATUS_OK, XN_STRINGIFY(XN_STATUS_OK), "OK" };
static XnStatus s_XN_OK_result __attribute__ ((unused)) = xnRegisterErrorCodeMessages(0, 0, 1, &s_OK_Data);
//---------------------------------------------------------------------------
// Code
//---------------------------------------------------------------------------
XnErrorCodeData* xnGetErrorCodeData(const XnStatus Status)
{
// search for it
XnUInt16 nGroup = XN_STATUS_GROUP(Status);
XnUInt16 nCode = XN_STATUS_CODE(Status);
if (g_pErrorGroups == NULL)
{
return NULL;
}
XnStatusHash* pStatusHash = NULL;
if (g_pErrorGroups->Get(nGroup, pStatusHash) != XN_STATUS_OK)
{
// unregistered group
return NULL;
}
XnErrorCodeData* pResult = NULL;
pStatusHash->Get(nCode, pResult);
return pResult;
}
XN_C_API XnStatus xnRegisterErrorCodeMessages(XnUInt16 nGroup, XnUInt16 nFirst, XnUInt16 nCount, XnErrorCodeData* pErrorCodeData)
{
XnStatus nRetVal = XN_STATUS_OK;
XN_VALIDATE_OUTPUT_PTR(pErrorCodeData);
if (g_pErrorGroups == NULL)
{
g_pErrorGroups = XN_NEW(XnGroupsHash);
XN_VALIDATE_ALLOC_PTR(g_pErrorGroups);
}
XnStatusHash* pStatusHash = NULL;
if (g_pErrorGroups->Get(nGroup, pStatusHash) != XN_STATUS_OK)
{
XN_VALIDATE_NEW(pStatusHash, XnStatusHash);
nRetVal = g_pErrorGroups->Set(nGroup, pStatusHash);
XN_IS_STATUS_OK(nRetVal);
}
for (XnUInt16 nIndex = 0; nIndex < nCount; ++nIndex)
{
XnErrorCodeData data = {0};
data.nCode = nFirst + nIndex;
data.csMessage = xnOSStrDup(pErrorCodeData[nIndex].csMessage);
data.csName = xnOSStrDup(pErrorCodeData[nIndex].csName);
XnErrorCodeData prevData = {0};
pStatusHash->Get((XnUInt16)data.nCode, prevData);
nRetVal = pStatusHash->Set((XnUInt16)data.nCode, data);
XN_IS_STATUS_OK(nRetVal);
// if prev contained anything, free it
xnOSFree(prevData.csName);
xnOSFree(prevData.csMessage);
}
return XN_STATUS_OK;
}
XN_C_API const XnChar* xnGetStatusString(const XnStatus Status)
{
XnErrorCodeData* pErrorData = xnGetErrorCodeData(Status);
if (pErrorData == NULL)
{
// unregistered error
return "Unknown Xiron Status!";
}
else
{
return pErrorData->csMessage;
}
}
XN_C_API const XnChar* xnGetStatusName(const XnStatus Status)
{
XnErrorCodeData* pErrorData = xnGetErrorCodeData(Status);
if (pErrorData == NULL)
{
// unregistered error
return "Unknown Xiron Status!";
}
else
{
return pErrorData->csName;
}
}
XN_C_API void xnPrintError(const XnStatus Status, const XnChar* csUserMessage)
{
printf("%s: %s\n", csUserMessage, xnGetStatusString(Status));
}
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