After commit c018f5fd29 Fenrir is being switched over to go. If you do not want to be part of the testing process, please switch to master.

internal/console/paste_linux.go

@@ -0,0 +1,66 @@
+// Fenrir console screen reader.
+// Copyright (c) 2026 Storm Dragon
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+// This program is free software: you can redistribute it and/or modify it
+// under the terms of the GNU General Public License as published by the Free
+// Software Foundation, either version 3 of the License, or (at your option)
+// any later version.
+//
+// This program is distributed in the hope that it will be useful, but WITHOUT
+// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+// more details.
+//
+// You should have received a copy of the GNU General Public License along with
+// this program. If not, see <https://www.gnu.org/licenses/gpl-3.0.html>.
+
+//go:build linux && cgo
+
+package console
+
+/*
+#include <sys/ioctl.h>
+#include <errno.h>
+#include <termios.h>
+static int paste_byte(int fd, unsigned char value) {
+    return ioctl(fd, TIOCSTI, &value) < 0 ? -errno : 0;
+}
+*/
+import "C"
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"path/filepath"
+	"syscall"
+)
+
+// Paste runs on the clipboard worker and targets a captured VT. Recheck text
+// mode and the active VT before each byte; never follow a VT switch mid-paste.
+// Kernels that deny TIOCSTI return their error without reporting success.
+func (s *Source) Paste(ctx context.Context, text string, terminal int) error {
+	path := filepath.Join(s.root, "dev", fmt.Sprintf("tty%d", terminal))
+	file, err := os.OpenFile(path, os.O_WRONLY|syscall.O_NOCTTY|syscall.O_NONBLOCK, 0)
+	if err != nil {
+		return err
+	}
+	defer file.Close()
+	for _, value := range []byte(text) {
+		if err := ctx.Err(); err != nil {
+			return err
+		}
+		number, textMode, _, _, err := s.active()
+		if err != nil {
+			return err
+		}
+		if number != terminal || !textMode {
+			return fmt.Errorf("clipboard paste stopped: active VT changed")
+		}
+		if code := C.paste_byte(C.int(file.Fd()), C.uchar(value)); code < 0 {
+			return fmt.Errorf("console clipboard paste: %w", syscall.Errno(-code))
+		}
+	}
+	return nil
+}