An extendable report editor

// ImgFile.cpp: implementation of the CImgFile class.
//
//////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "ImgFile.h"
#include "misc.h"

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

CImgFile::CImgFile()
{
    this->InitBasic();
}
CImgFile::~CImgFile()
{
    this->Destroy();
}
int CImgFile::InitBasic()
{
	this->i_file = NULL;
    return OK;
}
int CImgFile::Init()
{
    this->InitBasic();
    return OK;
}
int  CImgFile::Destroy()
{
    this->InitBasic();
    return OK;
}
int  CImgFile::Print()
{
	PD(this->img_info.header_size);
	PX(this->img_info.data_start);
	PX(this->img_info.data_end);
	PD(this->img_info.data_size);
	PD(this->img_info.data_off);
	PX(this->img_info.const_start);
	PX(this->img_info.const_end);
	PD(this->img_info.const_size);
	PD(this->img_info.const_off);
	PX(this->img_info.bss_start);
	PX(this->img_info.bss_end);
	PD(this->img_info.bss_size);
	PD(this->img_info.bss_off);
	PX(this->img_info.text_start);
	PX(this->img_info.text_end);
	PD(this->img_info.text_size);
	PD(this->img_info.text_off);

	return TRUE;
}

int CImgFile::LoadFile(CFileBase *pfile)
{
	CXmlNode *px;
	CXml *pxml_header,xml_header;
	int header_size;
	char buf[LBUF_SIZE];
	CMem mem_buf;

	ASSERT(this->i_file == NULL);
	ASSERT(pfile);
	
	mem_buf.Init();
	mem_buf.SetP(buf,LBUF_SIZE);

	pxml_header = &xml_header;
	pxml_header->Init();

	this->i_file = pfile;

	header_size = CHeaderFile::LoadHeader(this->i_file,pxml_header);
	ASSERT(header_size > 0);

	this->img_info.header_size = header_size;
	////////////////////////////////////////////////////
	px = pxml_header->GetNodeByPath("/Img/data");
	ASSERT(px);
	
	px->GetAttrib("start",&mem_buf);
	this->img_info.data_start = CMisc::hex2dec_32(mem_buf.p);
	px->GetAttrib("size",&mem_buf);
	this->img_info.data_size = CMisc::hex2dec_32(mem_buf.p);
	px->GetAttrib("offset",&mem_buf);
	this->img_info.data_off = CMisc::hex2dec_32(mem_buf.p) + header_size;
	////////////////////////////////////////////////////
	px = pxml_header->GetNodeByPath("/Img/text");
	ASSERT(px);
	
	px->GetAttrib("start",&mem_buf);
	this->img_info.text_start = CMisc::hex2dec_32(mem_buf.p);
	px->GetAttrib("size",&mem_buf);
	this->img_info.text_size = CMisc::hex2dec_32(mem_buf.p);
	px->GetAttrib("offset",&mem_buf);
	this->img_info.text_off = CMisc::hex2dec_32(mem_buf.p) + header_size;
	////////////////////////////////////////////////////
	px = pxml_header->GetNodeByPath("/Img/const");
	ASSERT(px);
	
	px->GetAttrib("start",&mem_buf);
	this->img_info.const_start = CMisc::hex2dec_32(mem_buf.p);
	px->GetAttrib("size",&mem_buf);
	this->img_info.const_size = CMisc::hex2dec_32(mem_buf.p);
	px->GetAttrib("offset",&mem_buf);
	this->img_info.const_off = CMisc::hex2dec_32(mem_buf.p) + header_size;
	////////////////////////////////////////////////////
	px = pxml_header->GetNodeByPath("/Img/bss");
	ASSERT(px);

	px->GetAttrib("start",&mem_buf);
	this->img_info.bss_start = CMisc::hex2dec_32(mem_buf.p);
	px->GetAttrib("size",&mem_buf);
	this->img_info.bss_size = CMisc::hex2dec_32(mem_buf.p);
	px->GetAttrib("offset",&mem_buf);
	this->img_info.bss_off = CMisc::hex2dec_32(mem_buf.p) + header_size;
	////////////////////////////////////////////////////
	px = pxml_header->GetNodeByPath("/Img/xcu");
	ASSERT(px);
	
	px->GetAttrib("start",&mem_buf);
	this->img_info.xcu_start = CMisc::hex2dec_32(mem_buf.p);
	px->GetAttrib("size",&mem_buf);
	this->img_info.xcu_size = CMisc::hex2dec_32(mem_buf.p);
	px->GetAttrib("offset",&mem_buf);
	this->img_info.xcu_off = CMisc::hex2dec_32(mem_buf.p) + header_size;
	///////////////////////////////////////////////////
	//����Ч�ʶ�������������
	this->img_info.const_end = this->img_info.const_start + this->img_info.const_size -1;
	this->img_info.text_end = this->img_info.text_start + this->img_info.text_size -1;
	this->img_info.bss_end = this->img_info.bss_start + this->img_info.bss_size -1;
	this->img_info.data_end = this->img_info.data_start + this->img_info.data_size -1;
	this->img_info.xcu_end =  this->img_info.xcu_start + this->img_info.xcu_size -1;

	mem_buf.Destroy();

	return OK;
}

int CImgFile::WriteToVMem(CVMem *vm)
{
	ASSERT(vm);

	long i,ret = OK;

	this->i_file->Seek(this->img_info.data_off);
	for(i = this->img_info.data_start; i <= this->img_info.data_end && ret != ERROR; i++)
	{
		ret = vm->Write8Mem_Out(i,this->i_file->Getc());
	}
	
	this->i_file->Seek(this->img_info.text_off);
	for(i = this->img_info.text_start; i <= this->img_info.text_end && ret != ERROR; i++)
	{
		ret = vm->Write8Mem_Out(i,this->i_file->Getc());
	}

	this->i_file->Seek(this->img_info.bss_off);
	for(i = this->img_info.bss_start; i <= this->img_info.bss_end && ret != ERROR; i++)
	{
		ret = vm->Write8Mem_Out(i,this->i_file->Getc());
	}
	
	this->i_file->Seek(this->img_info.xcu_off);
	for(i = this->img_info.xcu_start; i <= this->img_info.xcu_end && ret != ERROR; i++)
	{
		ret = vm->Write8Mem_Out(i,this->i_file->Getc());
	}

	this->i_file->Seek(this->img_info.const_off);
	for(i = this->img_info.const_start; i <= this->img_info.const_end && ret != ERROR; i++)
	{
		ret = vm->Write8Mem_Out(i,this->i_file->Getc());
	}

	if(ret == ERROR)
	{
		LOG("err while load img file to vmem!\n");
	}

	return ret;
}