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// IBM_PROLOG_BEGIN_TAG
// This is an automatically generated prolog.
//
// $Source: src/usr/errl/errlud.C $
//
// IBM CONFIDENTIAL
//
// COPYRIGHT International Business Machines Corp. 2011
//
// p1
//
// Object Code Only (OCO) source materials
// Licensed Internal Code Source Materials
// IBM HostBoot Licensed Internal Code
//
// The source code for this program is not published or other-
// wise divested of its trade secrets, irrespective of what has
// been deposited with the U.S. Copyright Office.
//
// Origin: 30
//
// IBM_PROLOG_END
/**
* @file errlud.C
*
* @brief <Brief Description of this file>
*
* <Detailed description of what this file does, functions it includes,
* etc,>
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <hbotcompid.H>
#include <errl/errlentry.H>
namespace ERRORLOG
{
extern trace_desc_t* g_trac_errl;
//***************************************************************************
// Constructor
ErrlUD::ErrlUD(
const void * i_data,
uint64_t i_size,
compId_t i_compid,
uint8_t i_ver,
uint8_t i_sst ) :
ErrlSctn( ERRL_SID_USER_DEFINED, 0, i_ver, i_sst, i_compid ),
iv_pData( NULL ),
iv_Size( 0 )
{
uint64_t l_cb;
l_cb = addData( i_data, i_size );
if( 0 == l_cb )
{
// Rare.
TRACFCOMP( g_trac_errl, "ErrlUD::ErrlUD(): addData rets error");
}
}
/*****************************************************************************/
// Destructor
ErrlUD::~ErrlUD()
{
if( iv_pData ) free( iv_pData );
}
/*****************************************************************************/
// Add data. This works the first time when there is no data and works for
// subsequent times when you want to append data. Return [new] size of buffer.
uint64_t ErrlUD::addData(const void *i_data, const uint64_t i_size)
{
uint64_t l_rc = 0;
// Expected new size of user data.
uint64_t l_newsize = iv_Size + i_size;
// Resize memory block
iv_pData = static_cast<uint8_t*>(realloc(iv_pData, l_newsize));
// Make sure reallocate call succeeds
if (iv_pData != NULL)
{
// Copy new data to new area, past existing data (if any)
memcpy( iv_pData + iv_Size, i_data, i_size );
// Save new size of the user-provided data. This will also
// be what this method returns.
iv_Size = l_newsize;
l_rc = iv_Size;
// Tell the PEL header what is the new length.
iv_header.iv_slen = iv_header.flatSize() + iv_Size;
}
else
{
TRACFCOMP( g_trac_errl,
"ErrlUD::addData() - Reallocate memory failed!");
}
return l_rc;
}
/*****************************************************************************/
// Data Export size
uint64_t ErrlUD::flatSize()
{
uint64_t l_rc = 0;
l_rc = iv_header.flatSize() + iv_Size;
return l_rc;
}
/*****************************************************************************/
// Data Export. Return how many bytes were written or zero on error.
uint64_t ErrlUD::flatten( void * o_pBuffer, const uint64_t i_cbBuffer )
{
uint64_t l_rc = 0;
uint64_t cb = 0;
uint8_t * pBuffer = static_cast<uint8_t *>(o_pBuffer);
if ( i_cbBuffer >= this->flatSize() )
{
// flatten the section header
cb = iv_header.flatten( pBuffer, i_cbBuffer );
pBuffer += cb;
// followed by the user data
memcpy( pBuffer, iv_pData, iv_Size );
// return how many bytes were flattened
l_rc = iv_Size + cb;
}
else
{
TRACFCOMP( g_trac_errl, "ErrlUD::flatten: buffer too small");
}
return l_rc;
}
} //namespace
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