From 47aaf28e9060c837e3c0d3a7ac009c434f95eda7 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Jan 07 2017 14:02:19 +0000
Subject: pty interfaces: added __ntapi_pty_open_pair().


---

diff --git a/include/ntapi/nt_tty.h b/include/ntapi/nt_tty.h
index 06dbd08..b0d9205 100644
--- a/include/ntapi/nt_tty.h
+++ b/include/ntapi/nt_tty.h
@@ -407,6 +407,16 @@ typedef int32_t	__stdcall ntapi_pty_open(
 	__in	uint32_t		open_options);
 
 
+typedef int32_t	__stdcall ntapi_pty_open_pair(
+	__in	void *			hport,
+	__out	nt_pty **		pty,
+	__in	uint32_t		desired_access,
+	__in	nt_object_attributes*	obj_attr,
+	__out	nt_iosb *		iosb,
+	__in	uint32_t		share_access,
+	__in	uint32_t		open_options);
+
+
 typedef int32_t	__stdcall ntapi_pty_reopen(
 	__in	void *			hport,
 	__in	nt_pty *		pty);
diff --git a/include/ntapi/ntapi.h b/include/ntapi/ntapi.h
index 5b19340..780f11b 100644
--- a/include/ntapi/ntapi.h
+++ b/include/ntapi/ntapi.h
@@ -523,6 +523,7 @@ typedef struct _ntapi_vtbl {
 	ntapi_tty_vms_query *				tty_vms_query;
 	ntapi_tty_vms_request *				tty_vms_request;
 	ntapi_pty_open *				pty_open;
+	ntapi_pty_open_pair *				pty_open_pair;
 	ntapi_pty_reopen *				pty_reopen;
 	ntapi_pty_inherit * 				pty_inherit;
 	ntapi_pty_inherit_runtime_ctty * 		pty_inherit_runtime_ctty;
diff --git a/src/internal/ntapi.c b/src/internal/ntapi.c
index a4f6ac8..8456569 100644
--- a/src/internal/ntapi.c
+++ b/src/internal/ntapi.c
@@ -298,6 +298,7 @@ static int32_t __fastcall __ntapi_init_once(ntapi_vtbl ** pvtbl)
 	__ntapi->tty_vms_query					= __ntapi_tty_vms_query;
 	__ntapi->tty_vms_request 				= __ntapi_tty_vms_request;
 	__ntapi->pty_open					= __ntapi_pty_open;
+	__ntapi->pty_open_pair					= __ntapi_pty_open_pair;
 	__ntapi->pty_reopen					= __ntapi_pty_reopen;
 	__ntapi->pty_inherit 					= __ntapi_pty_inherit;
 	__ntapi->pty_inherit_runtime_ctty 			= __ntapi_pty_inherit_runtime_ctty;
diff --git a/src/internal/ntapi_fnapi.h b/src/internal/ntapi_fnapi.h
index 6b90734..1e2c8f4 100644
--- a/src/internal/ntapi_fnapi.h
+++ b/src/internal/ntapi_fnapi.h
@@ -187,6 +187,7 @@ ntapi_tty_request_peer				__ntapi_tty_request_peer;
 ntapi_tty_vms_query				__ntapi_tty_vms_query;
 ntapi_tty_vms_request				__ntapi_tty_vms_request;
 ntapi_pty_open					__ntapi_pty_open;
+ntapi_pty_open_pair				__ntapi_pty_open_pair;
 ntapi_pty_reopen				__ntapi_pty_reopen;
 ntapi_pty_inherit 				__ntapi_pty_inherit;
 ntapi_pty_inherit_runtime_ctty 			__ntapi_pty_inherit_runtime_ctty;
diff --git a/src/pty/ntapi_pty_fd.c b/src/pty/ntapi_pty_fd.c
index 3071482..b35804e 100644
--- a/src/pty/ntapi_pty_fd.c
+++ b/src/pty/ntapi_pty_fd.c
@@ -167,14 +167,15 @@ static int32_t __ntapi_pty_connect(
 }
 
 
-int32_t	__stdcall __ntapi_pty_open(
+static int32_t __ntapi_pty_open_impl(
 	void *			hport,
 	nt_pty **		pty,
 	uint32_t		desired_access,
 	nt_object_attributes*	obj_attr,
 	nt_iosb *		iosb,
 	uint32_t		share_access,
-	uint32_t		open_options)
+	uint32_t		open_options,
+	nt_pty *		rpty)
 {
 	int32_t			status;
 	nt_guid			guid;
@@ -221,10 +222,12 @@ int32_t	__stdcall __ntapi_pty_open(
 	ctx->options	= open_options;
 
 	/* pts */
-	if (obj_attr->root_dir) {
-		ctx->hpty      = ((nt_pty *)obj_attr->root_dir)->hpty;
-		ctx->luid.high = ((nt_pty *)obj_attr->root_dir)->luid.high;
-		ctx->luid.low  = ((nt_pty *)obj_attr->root_dir)->luid.low;
+	if (rpty) {
+		ctx->hpty      = rpty->hpty;
+		ctx->luid.high = rpty->luid.high;
+		ctx->luid.low  = rpty->luid.low;
+	} else {
+		ctx->hpty      = obj_attr->root_dir;
 	}
 
 	if ((status = __ntapi_pty_connect(hport,ctx,iosb)))
@@ -235,6 +238,42 @@ int32_t	__stdcall __ntapi_pty_open(
 	return NT_STATUS_SUCCESS;
 }
 
+int32_t __stdcall __ntapi_pty_open(
+	void *			hport,
+	nt_pty **		pty,
+	uint32_t		desired_access,
+	nt_object_attributes*	obj_attr,
+	nt_iosb *		iosb,
+	uint32_t		share_access,
+	uint32_t		open_options)
+{
+	return __ntapi_pty_open_impl(
+		hport,pty,
+		desired_access,
+		obj_attr,iosb,
+		share_access,
+		open_options,
+		(nt_pty *)obj_attr->root_dir);
+}
+
+int32_t __stdcall __ntapi_pty_open_pair(
+	void *			hport,
+	nt_pty **		pty,
+	uint32_t		desired_access,
+	nt_object_attributes*	obj_attr,
+	nt_iosb *		iosb,
+	uint32_t		share_access,
+	uint32_t		open_options)
+{
+	return __ntapi_pty_open_impl(
+		hport,pty,
+		desired_access,
+		obj_attr,iosb,
+		share_access,
+		open_options,
+		0);
+}
+
 int32_t	__stdcall __ntapi_pty_inherit(
 	__in	void *			hport,
 	__out	nt_pty **		pty,