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#include "stddef.h"

#include 

#include 

#include 

#define DEV_ADD_DISK 1

#define TMPDISK_SIZE 10 // Mb

#pragma pack(push, 1)

struct {

    unsigned disk_size;

    unsigned char disk_id;

} tmpdisk_add;

#pragma pack(pop)

char* tmpdisk_res_text[] = {

    "TmpDisk operation completed successfully",

    "Unknown IOCTL code, wrong input/output size...",

    "DiskId must be from 0 to 9",

    "DiskSize is too large",

    "DiskSize is too small, might be too little free RAM",

    "Memory allocation failed",

    "Unknown error O_o",

};

int main()

{

    ksys_drv_hand_t tmpdisk_drv = _ksys_load_driver("tmpdisk");

    if (!tmpdisk_drv) {

        puts("tmpdisk.sys driver not load!");

        exit(0);

    } else {

        puts("tmpdisk.sys driver is load!");

    }

    tmpdisk_add.disk_size = TMPDISK_SIZE * 1024 * 1024 / 512;

    tmpdisk_add.disk_id = 5;

    ksys_ioctl_t ioctl;

    ioctl.func_num = DEV_ADD_DISK;

    ioctl.handler = tmpdisk_drv;

    ioctl.in_data_ptr = &tmpdisk_add;

    ioctl.in_data_size = sizeof(tmpdisk_add);

    ioctl.out_data_ptr = NULL;

    ioctl.out_data_size = 0;

    printf("Create '/tmp%u/' disk a %u Mb size...\n", tmpdisk_add.disk_id, TMPDISK_SIZE);

    unsigned status = _ksys_driver_control(&ioctl);

    if (status < 7) {

        puts(tmpdisk_res_text[status]);

    } else {

        puts(tmpdisk_res_text[6]);

    }

    exit(0);

}