#ifndef PTYCON_IOCTL_IMPL_H

#define PTYCON_IOCTL_IMPL_H

#include <ntapi/ntapi.h>

static int32_t ptyc_grant(nt_pty * hptm)

{

	nt_tty_sigctl_info	ctlinfo;

	nt_iosb			iosb;

	ntapi->tt_aligned_block_memset(

		&ctlinfo,0,sizeof(ctlinfo));

	return ntapi->pty_ioctl(

		hptm,

		0,0,0,

		&iosb,TTY_TIOCSPTLCK,

		&ctlinfo,sizeof(ctlinfo),

		&ctlinfo,sizeof(ctlinfo));

}

static int32_t ptyc_set_client_info(

	nt_pty *		hpty,

	nt_pty_client_info *	clinfo)

{

	int32_t			status;

	nt_iosb			iosb;

	nt_large_integer	ticks;

	nt_large_integer	freq;

	nt_pty_client_info	ptyinfo;

	if ((status = ntapi->zw_query_performance_counter(

			&ticks,&freq)))

		return status;

	ptyinfo.any[0] = (ticks.ulow << 19) | (ticks.ulow >> 13);

	if ((status = ntapi->zw_query_performance_counter(

			&ticks,&freq)))

		return status;

	ptyinfo.any[1] = (ticks.ulow << 15) | (ticks.ulow >> 17);

	if ((status = ntapi->zw_query_performance_counter(

			&ticks,&freq)))

		return status;

	ptyinfo.any[1] = (ticks.ulow << 11) | (ticks.ulow >> 21);

	if ((status = ntapi->zw_query_performance_counter(

			&ticks,&freq)))

		return status;

	ptyinfo.any[1] = (ticks.ulow << 17) | (ticks.ulow >> 15);

	if ((status = ntapi->pty_set(

			hpty,&iosb,

			&ptyinfo,sizeof(ptyinfo),

			NT_PTY_CLIENT_INFORMATION)))

		return status;

	clinfo->any[0] = ptyinfo.any[0];

	clinfo->any[1] = ptyinfo.any[1];

	clinfo->any[2] = ptyinfo.any[2];

	clinfo->any[3] = ptyinfo.any[3];

	return NT_STATUS_SUCCESS;

}

#endif