From 33d7c46a44af411d10274a9481c98fdac4ef2b27 Mon Sep 17 00:00:00 2001
From: "K. Lange" <klange@toaruos.org>
Date: Sun, 10 Apr 2022 08:00:12 +0900
Subject: [PATCH] yutani-tty-pipe: Dumb tool to act as a keyboard over a tty

---
 apps/yutani-tty-pipe.c | 91 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 apps/yutani-tty-pipe.c

diff --git a/apps/yutani-tty-pipe.c b/apps/yutani-tty-pipe.c
new file mode 100644
index 00000000..2560bf6e
--- /dev/null
+++ b/apps/yutani-tty-pipe.c
@@ -0,0 +1,91 @@
+#include <stdio.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <termios.h>
+
+#include <toaru/yutani.h>
+#include <toaru/yutani-internal.h>
+
+yutani_t * yctx;
+int quiet = 0;
+
+int show_resolution(void) {
+	if (!yctx) {
+		if (!quiet) printf("(not connected)\n");
+		return 1;
+	}
+	printf("%dx%d\n", (int)yctx->display_width, (int)yctx->display_height);
+	return 0;
+}
+
+int reload(void) {
+	if (!yctx) {
+		if (!quiet) printf("(not connected)\n");
+		return 1;
+	}
+	yutani_special_request(yctx, NULL, YUTANI_SPECIAL_REQUEST_RELOAD);
+	return 0;
+}
+
+struct termios old;
+
+void set_unbuffered() {
+	tcgetattr(fileno(stdin), &old);
+	struct termios new = old;
+	new.c_lflag &= (~ICANON & ~ECHO);
+	tcsetattr(fileno(stdin), TCSAFLUSH, &new);
+}
+
+
+int main(int argc, char * argv[]) {
+	yctx = yutani_init();
+
+	if (!yctx) {
+		fprintf(stderr, "not connected; did you set $DISPLAY?\n");
+		return 1;
+	}
+
+	set_unbuffered();
+
+	int c;
+	while ((c = fgetc(stdin))) {
+		key_event_t event = {0};
+		key_event_state_t state = {0};
+
+		event.keycode = c;
+		event.key = c;
+
+		switch (c) {
+			case 27:
+				event.keycode = KEY_ESCAPE;
+				event.key = KEY_ESCAPE;
+				break;
+			/* Either of the backspace keys */
+			case 8:
+			case 0x7f:
+				event.keycode = 8;
+				event.key = 8;
+				break;
+			/* Any of \r or \n */
+			case '\r':
+			case '\n':
+				event.keycode = '\n';
+				event.key = '\n';
+				break;
+		}
+
+		event.action = KEY_ACTION_DOWN;
+
+		yutani_msg_buildx_key_event_alloc(m_);
+		yutani_msg_buildx_key_event(m_, 0, &event, &state);
+		yutani_msg_send(yctx, m_);
+
+		event.action = KEY_ACTION_UP;
+		yutani_msg_buildx_key_event(m_, 0, &event, &state);
+		yutani_msg_send(yctx, m_);
+	}
+
+	return 0;
+}
+