#include <stdio.h>
#include <sdcard.h>
#include <sdcard-spi.h>

FILE* sdcardimg;


void sdcardmake(sdcardDev* sdcard,UHANDLE phy,void (*rcvr_mmc) (UHANDLE,char *,unsigned int ),void (*xmit_mmc) (UHANDLE,const char *,unsigned int ),void (*setspeed) (UHANDLE phy,unsigned int speed),unsigned int (*getspeed) (UHANDLE phy))
{

}


int sdcardselect (blkdevice* _this)
{
	return 1;
}


void sdcarddeselect (blkdevice* _this)
{
	
}

int sdcardwait_ready (sdcardDev* sdcard)
{
	return 1;
}

void sdcardpower (blkdevice* _this)
{
	
}

char sdcarddetect (blkdevice* _this)
{
	return 1;
}

char sdcardwriteprotected (blkdevice* _this)
{
	return 0;
}



int sdcardxmit_datablock (sdcardDev* sdcard,const char *buff,char token)
{
	return 1;
}

int sdcardrcvr_datablock (sdcardDev* sdcard,char *buff,unsigned int btr)
{
	return 1;
}

char sdcardsend_cmd (blkdevice* _this,char cmd,unsigned int arg)
{
	return 1;
}

DSTATUS sdcarddisk_status (blkdevice* _this)
{}

DSTATUS sdcarddisk_initialize (blkdevice* _this)
{}

DRESULT sdcarddisk_read (blkdevice* _this,char *buff,unsigned long sector,char count)
{
    int res = fseek(sdcardimg, sector*(unsigned long)512, SEEK_SET);
    if(count*512== fread(buff,1,count*512,sdcardimg))
	return RES_OK;
    return RES_ERROR;
}

DRESULT sdcarddisk_write (blkdevice* _this,const char *buff,unsigned long sector,char count)
{
    fseek(sdcardimg, sector*(unsigned long)512, SEEK_SET);
	fwrite(buff,1,count*512,sdcardimg);
	return RES_OK;
}

DRESULT sdcarddisk_ioctl (blkdevice* _this,char ctrl,void *buff)
{}


void sdcardspimakeblkdev(blkdevice* dev,sdcardDev* sdcard, blkdevselect_t select,blkdevpower_t power,blkdevdetect_t detect,blkdevwriteprotected_t writeprotected)
{
    sdcardimg=fopen("sdcard.bin","rb");
//    sdcardimg=fopen("usbkey.bin","rb");
    if(sdcardimg!=NULL)printf("ok sdcard openned\n");
    else printf("Nok sdcard not openned\n");
    dev->phy=NULL;
    dev->select= (blkdevselect_t)select;
    dev->power = (blkdevpower_t)power;
    dev->detect = (blkdevdetect_t)detect;
    dev->writeprotected = (blkdevwriteprotected_t)writeprotected;
    dev->write = sdcarddisk_write;
    dev->read = sdcarddisk_read;
    dev->ioctl = sdcarddisk_ioctl;
    dev->initialize = sdcarddisk_initialize;
    dev->status = sdcarddisk_status;
    printf("sdcard opened\n");
}