549 lines
11 KiB
C++
549 lines
11 KiB
C++
/*=========================================================================
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saveload.cpp
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Author: PKG
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Created:
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Project: SBSP
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Purpose:
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Copyright (c) 2000 Climax Development Ltd
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===========================================================================*/
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/*----------------------------------------------------------------------
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Includes
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-------- */
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#include "memcard\saveload.h"
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#ifndef __MEMORY_HEADER__
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#include "mem\memory.h"
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#endif
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#ifndef __MEMCARD_MEMCARD_H__
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#include "memcard\memcard.h"
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#endif
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#ifndef _FILEIO_HEADER_
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#include "fileio\fileio.h"
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#endif
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#ifndef __VID_HEADER_
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#include "system\vid.h"
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#endif
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#ifndef __LOCALE_TEXTDBASE_H__
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#include "locale\textdbase.h"
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#endif
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#ifndef __FILE_EQUATES_H__
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#include <biglump.h>
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#endif
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/* Std Lib
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------- */
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/* Gfx
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--- */
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/*----------------------------------------------------------------------
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Tyepdefs && Defines
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------------------- */
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/*----------------------------------------------------------------------
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Structure defintions
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-------------------- */
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/*----------------------------------------------------------------------
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Positional Vars
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--------------- */
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/*----------------------------------------------------------------------
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Function Prototypes
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------------------- */
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static void callback(int _status);
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/*----------------------------------------------------------------------
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Vars
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---- */
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static int s_callbackEnded=false;
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static int s_callbackStatus=0;
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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CSaveLoadDatabase::CSaveLoadDatabase()
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{
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m_saving=false;
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m_loading=false;
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m_formatting=false;
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m_loading=false;
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m_autoloading=false;
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m_tempBuffer=NULL;
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m_memcardHeader=CFileIO::loadFile(MEMCARD_MEMHEAD_BIN);
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gatherData();
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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CSaveLoadDatabase::~CSaveLoadDatabase()
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{
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MemFree(m_memcardHeader);
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CSaveLoadDatabase::think()
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{
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MemCard::Handler();
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CSaveLoadDatabase::gatherData()
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{
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ASSERT(!m_saving);
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ASSERT(!m_loading);
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ASSERT(!m_formatting);
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ASSERT(!m_autoloading);
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createData();
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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bool CSaveLoadDatabase::startSave(char *_filename,int _fileNum=-1)
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{
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char nameBuf[9]="\0";
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ASSERT(!m_saving);
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ASSERT(!m_loading);
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ASSERT(!m_formatting);
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ASSERT(!m_autoloading);
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if(_fileNum!=-1)
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{
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strncat(nameBuf,MemCard::GetFileName(0,_fileNum),8);
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_filename=nameBuf;
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}
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// Alloc a buffer and copy everything to it
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allocateBuffer();
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memcpy((char*)&m_tempBuffer[0],m_memcardHeader,256); // Memcard header
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MemCard::FillHeaderDetails(m_tempBuffer,m_bufferSize,_filename); // Setup header
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memcpy((char*)&m_tempBuffer[256],(char*)&m_dataBuffer,sizeof(m_dataBuffer)); // Data
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MemCard::GiveCheckSum(&m_tempBuffer[m_bufferSize-MD5_CHECKSUM_SIZE], // Chksum
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m_tempBuffer,m_bufferSize-MD5_CHECKSUM_SIZE);
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// Start write to memcard
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if(!MemCard::WriteFile(0,_fileNum,(u8*)_filename,(void*)m_tempBuffer,m_bufferSize,&callback))
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{
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MEMCARD_DBGMSG("write error");
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freeBuffer();
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return false;
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}
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s_callbackEnded=false;
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m_saving=true;
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return true;
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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int CSaveLoadDatabase::getSaveStatus()
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{
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int ret=INACTIVE;
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if(m_saving)
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{
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if(MemCard::GetCardStatus(0)==MemCard::CS_NoCard)
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{
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MEMCARD_DBGMSG("======= weird card removal - bonus 50 points");
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// Card removed at weird time..
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ret=FAILED;
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s_callbackEnded=false;
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m_saving=false;
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freeBuffer();
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}
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else if(s_callbackEnded)
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{
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ASSERT(m_tempBuffer);
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if(s_callbackStatus==MemCard::CCS_WriteFileOK) ret=FINISHED_OK;
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else ret=FAILED;
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freeBuffer();
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s_callbackEnded=false;
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m_saving=false;
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}
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else
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{
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ret=IN_PROGRESS;
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}
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}
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return ret;
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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bool CSaveLoadDatabase::startLoad(int _file)
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{
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ASSERT(!m_saving);
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ASSERT(!m_loading);
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ASSERT(!m_formatting);
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// Alloc a buffer to load to
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allocateBuffer();
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// Start read from memcard
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if(!MemCard::ReadFile(0,_file,(void*)m_tempBuffer,&callback))
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{
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MEMCARD_DBGMSG("read error");
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freeBuffer();
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return false;
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}
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s_callbackEnded=false;
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m_loading=true;
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return true;
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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int CSaveLoadDatabase::getLoadStatus()
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{
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int ret=INACTIVE;
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if(m_loading)
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{
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if(MemCard::GetCardStatus(0)==MemCard::CS_NoCard)
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{
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MEMCARD_DBGMSG("======= weird card removal - bonus 50 points");
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// Card removed at weird time..
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freeBuffer();
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m_loading=false;
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m_autoloading=false;
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s_callbackEnded=false;
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ret=FAILED;
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}
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else if(s_callbackEnded)
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{
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ASSERT(m_tempBuffer);
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// Load ok?
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if(s_callbackStatus==MemCard::CCS_ReadFileOK&&
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MemCard::TestCheckSum(&m_tempBuffer[m_bufferSize-MD5_CHECKSUM_SIZE],m_tempBuffer,m_bufferSize-MD5_CHECKSUM_SIZE))
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{
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memcpy(&m_dataBuffer,&m_tempBuffer[256],sizeof(m_dataBuffer));
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if(m_dataBuffer.m_headerId!=SAVELOAD_HEADERID)
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{
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ASSERT(!"YOUR MEMCARD SAVE IS OUT OF DATE! PLEASE DELETE IT!");
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}
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// Loaded ok - Copy the data in
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restoreData();
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ret=FINISHED_OK;
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MEMCARD_DBGMSG("load ok :)");
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}
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else
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{
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MEMCARD_DBGMSG("load failed!!!");
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ret=FAILED;
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}
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freeBuffer();
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m_loading=false;
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m_autoloading=false;
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s_callbackEnded=false;
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}
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else
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{
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ret=IN_PROGRESS;
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}
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}
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return ret;
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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bool CSaveLoadDatabase::startFormat()
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{
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ASSERT(!m_saving);
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ASSERT(!m_loading);
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ASSERT(!m_formatting);
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ASSERT(!m_autoloading);
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if(!MemCard::FormatCard(0,&callback))
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{
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MEMCARD_DBGMSG("format error");
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return false;
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}
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MEMCARD_DBGMSG("======= m_formatting=true");
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s_callbackEnded=false;
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m_formatting=true;
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return true;
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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int CSaveLoadDatabase::getFormatStatus()
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{
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int ret=INACTIVE;
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if(m_formatting)
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{
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if(MemCard::GetCardStatus(0)==MemCard::CS_NoCard)
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{
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MEMCARD_DBGMSG("======= weird card removal - bonus 50 points");
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// Card removed at weird time..
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ret=FAILED;
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s_callbackEnded=false;
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m_formatting=false;
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}
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else if(s_callbackEnded)
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{
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if(s_callbackStatus==MemCard::CCS_FormatCardOK) ret=FINISHED_OK;
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else ret=FAILED;
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MEMCARD_DBGMSG("======= m_formatting=false");
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s_callbackEnded=false;
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m_formatting=false;
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}
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else
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{
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MEMCARD_DBGMSG("======= still formatting...");
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ret=IN_PROGRESS;
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}
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}
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return ret;
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CSaveLoadDatabase::startAutoload()
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{
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MEMCARD_DBGMSG("Trying autoload..");
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m_autoloadFrameCounter=0;
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m_autoloading=true;
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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bool CSaveLoadDatabase::monitorAutoload()
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{
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if(m_autoloading)
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{
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if(m_loading)
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{
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getLoadStatus();
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}
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else if(m_autoloading&&
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m_autoloadFrameCounter>(60*2)&&
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MemCard::GetCardStatus(0)!=MemCard::CS_CardInserted)
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{
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if(MemCard::GetFileCountOnCard(0))
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{
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startLoad(0);
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}
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else
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{
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m_autoloading=false;
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}
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}
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m_autoloadFrameCounter++;
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}
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else
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{
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return false;
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}
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return true;
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CSaveLoadDatabase::createData()
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{
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int i;
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// Header
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m_dataBuffer.m_headerId=SAVELOAD_HEADERID;
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// System details
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m_dataBuffer.m_systemDetails.m_screenOffX=VidGetXOfs();
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m_dataBuffer.m_systemDetails.m_screenOffY=VidGetYOfs();
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for(i=0;i<CSoundMediator::NUM_VOLUMETYPES;i++)
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{
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m_dataBuffer.m_systemDetails.m_volumes[i]=CSoundMediator::getVolume((CSoundMediator::VOLUMETYPE)i);
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}
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m_dataBuffer.m_systemDetails.m_language=(char)TranslationDatabase::getLanguage();
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// Game slots
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for(i=0;i<CGameSlotManager::NUM_GAME_SLOTS;i++)
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{
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m_dataBuffer.m_gameSlots[i]=CGameSlotManager::getSlotData(i);
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}
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CSaveLoadDatabase::restoreData()
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{
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int i;
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// System details
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VidSetXYOfs(m_dataBuffer.m_systemDetails.m_screenOffX,m_dataBuffer.m_systemDetails.m_screenOffY);
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for(i=0;i<CSoundMediator::NUM_VOLUMETYPES;i++)
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{
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CSoundMediator::setVolume((CSoundMediator::VOLUMETYPE)i,m_dataBuffer.m_systemDetails.m_volumes[i]);
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}
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if(!TranslationDatabase::isLoaded())
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{
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TranslationDatabase::loadLanguage(m_dataBuffer.m_systemDetails.m_language);
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}
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// Game slots
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for(i=0;i<CGameSlotManager::NUM_GAME_SLOTS;i++)
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{
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CGameSlotManager::setSlotData(i,&m_dataBuffer.m_gameSlots[i]);
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}
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CSaveLoadDatabase::allocateBuffer()
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{
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ASSERT(!m_tempBuffer);
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m_bufferSize=MC_HEADER_SIZE+sizeof(m_dataBuffer)+MD5_CHECKSUM_SIZE;
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m_bufferSize=((m_bufferSize/MemCard::BLOCKSIZE)+1)*MemCard::BLOCKSIZE;
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m_tempBuffer=(unsigned char*)MemAlloc(m_bufferSize,"MEMCARD");
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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void CSaveLoadDatabase::freeBuffer()
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{
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ASSERT(m_tempBuffer);
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MemFree(m_tempBuffer);
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m_tempBuffer=NULL;
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}
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/*----------------------------------------------------------------------
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Function:
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Purpose:
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Params:
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Returns:
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---------------------------------------------------------------------- */
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static void callback(int _status)
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{
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ASSERT(!s_callbackEnded);
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s_callbackEnded=true;
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s_callbackStatus=_status;
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}
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/*===========================================================================
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end */ |