Blame src/tty/ntapi_tty_query_information_section.c

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/********************************************************/
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/*  ntapi: Native API core library                      */
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/*  Copyright (C) 2013--2017  Z. Gilboa                 */
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/*  Released under GPLv2 and GPLv3; see COPYING.NTAPI.  */
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/********************************************************/
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#include <psxtypes/psxtypes.h>
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#include <ntapi/nt_tty.h>
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#include <ntapi/nt_guid.h>
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#include <ntapi/ntapi.h>
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#include "ntapi_impl.h"
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int32_t	__stdcall __ntapi_tty_query_information_section(
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	__in	void *			hport,
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	__out	nt_io_status_block *	iosb,
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	__out	nt_tty_section_info *	secinfo,
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	__in	const nt_guid *		guid)
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{
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	int32_t			status;
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	nt_tty_section_msg	msg;
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	__ntapi->tt_aligned_block_memset(
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		&msg,0,sizeof(msg));
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	msg.header.msg_type		= NT_LPC_NEW_MESSAGE;
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	msg.header.data_size		= sizeof(msg.data);
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	msg.header.msg_size		= sizeof(msg);
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	msg.data.ttyinfo.opcode		= NT_TTY_QUERY_INFORMATION_SECTION;
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	if (guid)
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		__ntapi->tt_guid_copy(
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			&msg.data.secinfo.attr.guid,
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			guid);
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	if (!hport)
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		hport = __ntapi_internals()->hport_tty_session;
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	if ((status = __ntapi->zw_request_wait_reply_port(hport,&msg,&msg)))
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		return status;
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	else if (msg.data.ttyinfo.status)
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		return msg.data.ttyinfo.status;
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	__ntapi->tt_generic_memcpy(
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		secinfo,
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		&msg.data.secinfo,
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		sizeof(*secinfo));
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	iosb->status = NT_STATUS_SUCCESS;
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	iosb->info   = sizeof(*secinfo);
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	return NT_STATUS_SUCCESS;
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}