From 5ea20e26018754a34c7f535ec6d6d8ba5d190583 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Sun, 21 Aug 2016 07:53:10 -0400
Subject: pty layer: __ntapi_pty_inherit_runtime_ctty(): implementation and
 integration.

---
 src/internal/ntapi.c       |   1 +
 src/internal/ntapi_fnapi.h |   1 +
 src/pty/ntapi_pty_fd.c     | 109 +++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 111 insertions(+)

(limited to 'src')

diff --git a/src/internal/ntapi.c b/src/internal/ntapi.c
index 7080089..8ebdf22 100644
--- a/src/internal/ntapi.c
+++ b/src/internal/ntapi.c
@@ -300,6 +300,7 @@ static int32_t __fastcall __ntapi_init_once(ntapi_vtbl ** pvtbl)
 	__ntapi->pty_open					= __ntapi_pty_open;
 	__ntapi->pty_reopen					= __ntapi_pty_reopen;
 	__ntapi->pty_inherit 					= __ntapi_pty_inherit;
+	__ntapi->pty_inherit_runtime_ctty 			= __ntapi_pty_inherit_runtime_ctty;
 	__ntapi->pty_close					= __ntapi_pty_close;
 	__ntapi->pty_read					= __ntapi_pty_read;
 	__ntapi->pty_write					= __ntapi_pty_write;
diff --git a/src/internal/ntapi_fnapi.h b/src/internal/ntapi_fnapi.h
index 9db0560..ee291ff 100644
--- a/src/internal/ntapi_fnapi.h
+++ b/src/internal/ntapi_fnapi.h
@@ -188,6 +188,7 @@ ntapi_tty_vms_request				__ntapi_tty_vms_request;
 ntapi_pty_open					__ntapi_pty_open;
 ntapi_pty_reopen				__ntapi_pty_reopen;
 ntapi_pty_inherit 				__ntapi_pty_inherit;
+ntapi_pty_inherit_runtime_ctty 			__ntapi_pty_inherit_runtime_ctty;
 ntapi_pty_close					__ntapi_pty_close;
 ntapi_pty_read					__ntapi_pty_read;
 ntapi_pty_write					__ntapi_pty_write;
diff --git a/src/pty/ntapi_pty_fd.c b/src/pty/ntapi_pty_fd.c
index ed97418..3071482 100644
--- a/src/pty/ntapi_pty_fd.c
+++ b/src/pty/ntapi_pty_fd.c
@@ -309,3 +309,112 @@ int32_t __stdcall __ntapi_pty_close(nt_pty * pty)
 
 	return __ntapi_pty_free(pty);
 }
+
+int32_t	__stdcall __ntapi_pty_inherit_runtime_ctty(
+	__in	void *			hport,
+     __in_out	nt_runtime_data *	rtdata)
+{
+	int32_t				status;
+        nt_pty_client_info		client_info;
+
+	if (rtdata->stdin_type == NT_FILE_TYPE_PTY) {
+		client_info.any[0] = rtdata->ptyin[0];
+		client_info.any[1] = rtdata->ptyin[1];
+		client_info.any[2] = rtdata->ptyin[2];
+		client_info.any[3] = rtdata->ptyin[3];
+
+		if ((status = __ntapi_pty_inherit(
+				hport,
+				(nt_pty **)&rtdata->hstdin,
+				&client_info)))
+			return status;
+	}
+
+	if (rtdata->stdout_type == NT_FILE_TYPE_PTY) {
+		if ((rtdata->stdin_type == NT_FILE_TYPE_PTY)
+				&& (rtdata->ptyout[0] == rtdata->ptyin[0])
+				&& (rtdata->ptyout[1] == rtdata->ptyin[1])
+				&& (rtdata->ptyout[2] == rtdata->ptyin[2])
+				&& (rtdata->ptyout[3] == rtdata->ptyin[3])) {
+			rtdata->hstdout = rtdata->hstdin;
+
+		} else {
+			client_info.any[0] = rtdata->ptyout[0];
+			client_info.any[1] = rtdata->ptyout[1];
+			client_info.any[2] = rtdata->ptyout[2];
+			client_info.any[3] = rtdata->ptyout[3];
+
+			if ((status = __ntapi_pty_inherit(
+					hport,
+					(nt_pty **)&rtdata->hstdout,
+					&client_info)))
+				return status;
+		}
+	}
+
+	if (rtdata->stderr_type == NT_FILE_TYPE_PTY) {
+		if ((rtdata->stdin_type == NT_FILE_TYPE_PTY)
+				&& (rtdata->ptyerr[0] == rtdata->ptyin[0])
+				&& (rtdata->ptyerr[1] == rtdata->ptyin[1])
+				&& (rtdata->ptyerr[2] == rtdata->ptyin[2])
+				&& (rtdata->ptyerr[3] == rtdata->ptyin[3])) {
+			rtdata->hstderr = rtdata->hstdin;
+
+		} else if ((rtdata->stdout_type == NT_FILE_TYPE_PTY)
+				&& (rtdata->ptyerr[0] == rtdata->ptyout[0])
+				&& (rtdata->ptyerr[1] == rtdata->ptyout[1])
+				&& (rtdata->ptyerr[2] == rtdata->ptyout[2])
+				&& (rtdata->ptyerr[3] == rtdata->ptyout[3])) {
+			rtdata->hstderr = rtdata->hstdout;
+
+		} else {
+			client_info.any[0] = rtdata->ptyerr[0];
+			client_info.any[1] = rtdata->ptyerr[1];
+			client_info.any[2] = rtdata->ptyerr[2];
+			client_info.any[3] = rtdata->ptyerr[3];
+
+			if ((status = __ntapi_pty_inherit(
+					hport,
+					(nt_pty **)&rtdata->hstderr,
+					&client_info)))
+				return status;
+		}
+	}
+
+	/* hctty */
+	if ((rtdata->stdin_type == NT_FILE_TYPE_PTY)
+			&& (rtdata->ptyctl[0] == rtdata->ptyin[0])
+			&& (rtdata->ptyctl[1] == rtdata->ptyin[1])
+			&& (rtdata->ptyctl[2] == rtdata->ptyin[2])
+			&& (rtdata->ptyctl[3] == rtdata->ptyin[3])) {
+		rtdata->hctty = rtdata->hstdin;
+
+	} else if ((rtdata->stdout_type == NT_FILE_TYPE_PTY)
+			&& (rtdata->ptyctl[0] == rtdata->ptyout[0])
+			&& (rtdata->ptyctl[1] == rtdata->ptyout[1])
+			&& (rtdata->ptyctl[2] == rtdata->ptyout[2])
+			&& (rtdata->ptyctl[3] == rtdata->ptyout[3])) {
+		rtdata->hctty = rtdata->hstdout;
+
+	} else if ((rtdata->stderr_type == NT_FILE_TYPE_PTY)
+			&& (rtdata->ptyctl[0] == rtdata->ptyerr[0])
+			&& (rtdata->ptyctl[1] == rtdata->ptyerr[1])
+			&& (rtdata->ptyctl[2] == rtdata->ptyerr[2])
+			&& (rtdata->ptyctl[3] == rtdata->ptyerr[3])) {
+		rtdata->hctty = rtdata->hstderr;
+
+	} else {
+		client_info.any[0] = rtdata->ptyctl[0];
+		client_info.any[1] = rtdata->ptyctl[1];
+		client_info.any[2] = rtdata->ptyctl[2];
+		client_info.any[3] = rtdata->ptyctl[3];
+
+		if ((status = __ntapi_pty_inherit(
+				hport,
+				(nt_pty **)&rtdata->hctty,
+				&client_info)))
+			rtdata->hctty = 0;
+	}
+
+	return NT_STATUS_SUCCESS;
+}
-- 
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