1 files changed, 87 insertions, 0 deletions
diff --git a/src/pty/ntapi_pty_xquery.c b/src/pty/ntapi_pty_xquery.c
new file mode 100644
index 0000000..075d9b1
--- /dev/null
+++ b/src/pty/ntapi_pty_xquery.c
@@ -0,0 +1,87 @@
+/********************************************************/
+/*  ntapi: Native API core library                      */
+/*  Copyright (C) 2013--2018  Z. Gilboa                 */
+/*  Released under GPLv2 and GPLv3; see COPYING.NTAPI.  */
+/********************************************************/
+
+#include <psxtypes/psxtypes.h>
+#include <ntapi/nt_port.h>
+#include <ntapi/nt_tty.h>
+#include <ntapi/ntapi.h>
+#include "ntapi_impl.h"
+#include "ntapi_pty.h"
+
+
+static int32_t __pty_xquery_inherit_info(
+	void *			hport,
+	nt_io_status_block *	iosb,
+	void *			pty_info,
+	uint32_t		pty_info_length,
+	nt_pty_client_info *	pty_client_info)
+{
+	int32_t			status;
+	nt_pty_sigctl_msg	msg;
+	nt_pty_inherit_info * 	inherit;
+
+	if (pty_info_length < sizeof(nt_pty_inherit_info))
+		return NT_STATUS_INVALID_PARAMETER;
+
+	__ntapi->tt_aligned_block_memset(
+		&msg,0,sizeof(msg));
+
+	msg.header.msg_type        = NT_LPC_NEW_MESSAGE;
+	msg.header.data_size       = sizeof(msg.data);
+	msg.header.msg_size        = sizeof(msg);
+	msg.data.ttyinfo.opcode    = NT_TTY_PTY_QUERY;
+
+	msg.data.ctlinfo.hpty      = NT_INVALID_HANDLE_VALUE;
+	msg.data.ctlinfo.ctlcode   = NT_PTY_INHERIT_INFORMATION;
+
+	msg.data.ctlinfo.ctxarg[0] = pty_client_info->any[0];
+	msg.data.ctlinfo.ctxarg[1] = pty_client_info->any[1];
+	msg.data.ctlinfo.ctxarg[2] = pty_client_info->any[2];
+	msg.data.ctlinfo.ctxarg[3] = pty_client_info->any[3];
+
+	if ((status = __ntapi->zw_request_wait_reply_port(hport,&msg,&msg)))
+		return status;
+
+	else if (msg.data.ttyinfo.status)
+		return msg.data.ttyinfo.status;
+
+	iosb->info   = msg.data.ctlinfo.iosb.info;
+	iosb->status = msg.data.ctlinfo.iosb.status;
+
+	inherit            = (nt_pty_inherit_info *)pty_info;
+	inherit->hpty      = msg.data.ctlinfo.hpty;
+	inherit->luid.low  = msg.data.ctlinfo.luid.low;
+	inherit->luid.high = msg.data.ctlinfo.luid.high;
+
+	inherit->access    = (uint32_t)msg.data.ctlinfo.ctxarg[0];
+	inherit->flags     = (uint32_t)msg.data.ctlinfo.ctxarg[1];
+	inherit->share     = (uint32_t)msg.data.ctlinfo.ctxarg[2];
+	inherit->options   = (uint32_t)msg.data.ctlinfo.ctxarg[3];
+
+	__ntapi->tt_guid_copy(
+		&inherit->guid,
+		&msg.data.ctlinfo.guid);
+
+	return NT_STATUS_SUCCESS;
+}
+
+
+int32_t	__stdcall __ntapi_pty_xquery(
+	void *			hport,
+	nt_io_status_block *	iosb,
+	void *			pty_info,
+	uint32_t		pty_info_length,
+	nt_pty_info_class	pty_info_class,
+	nt_pty_client_info *	pty_client_info)
+{
+	if (pty_info_class == NT_PTY_INHERIT_INFORMATION)
+		return __pty_xquery_inherit_info(
+			hport,iosb,pty_info,
+			pty_info_length,
+			pty_client_info);
+
+	return NT_STATUS_WRONG_COMPARTMENT;
+}