#include "FileIO.h"
// Implementation for FileIO



void *LoadFile(char *filename)
{
	int FileHandle;
	int size;
	void *result;
	int read;
	
	FileHandle=MWopen((char *)filename,FREAD); // File read from PC
	size=MWlseek(FileHandle,0,SEEK_END); // get length
	MWlseek(FileHandle,0,SEEK_SET);
	result=(void *)malloc(size); // reserve memory
	read=MWread(FileHandle,result,size); // load file
	MWclose(FileHandle);
	return result;
} 

void *LoadCDFile(char *filename)
{
	CdlFILE fileInfo;
	int j;
	int msize;
	unsigned char result[16];
	void *p;

	for (j = 0; j<10; j++)
	{
		if (CdSearchFile(&fileInfo, filename) != 0)
			break;
	}

	if (j==11)
	{
		return 0;
	}

	// We need to malloc more than just the file size because
	// Sony reads in only full-sized CD-ROM sectors, of size 2048.
	msize = (fileInfo.size+2048) & (~2048);

	p = (void *)malloc(msize);
	

	CdReadFile(filename, p, fileInfo.size);
	CdReadSync(0, result);
	if (result[0] < 0)
	{
		free(p);
		return 0;
	}
	
	return p;
}

int LoadDefaultWaveTables()
{
	unsigned char *vbdata, *vhdata;
	int vab;

	vbdata = (unsigned char *)LoadCDFile("\\DATA\\SOUND\\STD0.VB;1");
	vhdata = (unsigned char *)LoadCDFile("\\DATA\\SOUND\\STD0.VH;1");
	

	vab = SsVabTransfer(vhdata, vbdata, -1, 1);
	

	free(vbdata);

	return vab;
}