stdin command to allow freeform keyboard input

CMakeLists.txt

@@ -28,7 +28,7 @@ endif()
 
 
 set(SOURCE_FILES_DAEMON Daemon/ydotoold.c)
-set(SOURCE_FILES_CLIENT Client/ydotool.c Client/tool_click.c Client/tool_mousemove.c Client/tool_type.c Client/tool_key.c)
+set(SOURCE_FILES_CLIENT Client/ydotool.c Client/tool_click.c Client/tool_mousemove.c Client/tool_type.c Client/tool_key.c Client/tool_stdin.c)
 
 add_executable(ydotoold ${SOURCE_FILES_DAEMON})
 install(TARGETS ydotoold DESTINATION ${CMAKE_INSTALL_BINDIR})

Client/tool_stdin.c

@@ -0,0 +1,130 @@
+#include <string.h>
+#include <stdint.h>
+#include <termios.h>
+#include "ydotool.h"
+
+#define FLAG_UPPERCASE		0x80000000
+#define FLAG_CTRL               0x40000000
+
+static const int32_t ascii2keycode_map[128] = {
+	// 00 - 0f
+	-1,KEY_A|FLAG_CTRL,KEY_B|FLAG_CTRL,KEY_C|FLAG_CTRL,KEY_D|FLAG_CTRL,KEY_E|FLAG_CTRL,KEY_F|FLAG_CTRL,KEY_G|FLAG_CTRL,
+	KEY_BACKSPACE,KEY_TAB,KEY_ENTER,KEY_K|FLAG_CTRL,KEY_L|FLAG_CTRL,KEY_M|FLAG_CTRL,KEY_N|FLAG_CTRL,KEY_O|FLAG_CTRL,
+
+	// 10 - 1f
+	KEY_P|FLAG_CTRL,KEY_Q|FLAG_CTRL,KEY_R|FLAG_CTRL,KEY_S|FLAG_CTRL,KEY_T|FLAG_CTRL,KEY_U|FLAG_CTRL,KEY_V|FLAG_CTRL,KEY_W|FLAG_CTRL,
+	KEY_X|FLAG_CTRL,KEY_Y|FLAG_CTRL,KEY_Z|FLAG_CTRL,KEY_ESC,-1,-1,-1,-1,
+
+	// 20 - 2f
+	KEY_SPACE,KEY_1|FLAG_UPPERCASE,KEY_APOSTROPHE|FLAG_UPPERCASE,KEY_3|FLAG_UPPERCASE,KEY_4|FLAG_UPPERCASE,KEY_5|FLAG_UPPERCASE,KEY_7|FLAG_UPPERCASE,KEY_APOSTROPHE,
+	KEY_9|FLAG_UPPERCASE,KEY_0|FLAG_UPPERCASE,KEY_8|FLAG_UPPERCASE,KEY_EQUAL|FLAG_UPPERCASE,KEY_COMMA,KEY_MINUS,KEY_DOT,KEY_SLASH,
+
+	// 30 - 3f
+	KEY_0,KEY_1,KEY_2,KEY_3,KEY_4,KEY_5,KEY_6,KEY_7,
+	KEY_8,KEY_9,KEY_SEMICOLON|FLAG_UPPERCASE,KEY_SEMICOLON,KEY_COMMA|FLAG_UPPERCASE,KEY_EQUAL,KEY_DOT|FLAG_UPPERCASE,KEY_SLASH|FLAG_UPPERCASE,
+
+	// 40 - 4f
+	KEY_2|FLAG_UPPERCASE,KEY_A|FLAG_UPPERCASE,KEY_B|FLAG_UPPERCASE,KEY_C|FLAG_UPPERCASE,KEY_D|FLAG_UPPERCASE,KEY_E|FLAG_UPPERCASE,KEY_F|FLAG_UPPERCASE,KEY_G|FLAG_UPPERCASE,
+	KEY_H|FLAG_UPPERCASE,KEY_I|FLAG_UPPERCASE,KEY_J|FLAG_UPPERCASE,KEY_K|FLAG_UPPERCASE,KEY_L|FLAG_UPPERCASE,KEY_M|FLAG_UPPERCASE,KEY_N|FLAG_UPPERCASE,KEY_O|FLAG_UPPERCASE,
+
+	// 50 - 5f
+	KEY_P|FLAG_UPPERCASE,KEY_Q|FLAG_UPPERCASE,KEY_R|FLAG_UPPERCASE,KEY_S|FLAG_UPPERCASE,KEY_T|FLAG_UPPERCASE,KEY_U|FLAG_UPPERCASE,KEY_V|FLAG_UPPERCASE,KEY_W|FLAG_UPPERCASE,
+	KEY_X|FLAG_UPPERCASE,KEY_Y|FLAG_UPPERCASE,KEY_Z|FLAG_UPPERCASE,KEY_LEFTBRACE,KEY_BACKSLASH,KEY_RIGHTBRACE,KEY_6|FLAG_UPPERCASE,KEY_MINUS|FLAG_UPPERCASE,
+
+	// 60 - 6f
+	KEY_GRAVE,KEY_A,KEY_B,KEY_C,KEY_D,KEY_E,KEY_F,KEY_G,
+	KEY_H,KEY_I,KEY_J,KEY_K,KEY_L,KEY_M,KEY_N,KEY_O,
+
+	// 70 - 7f
+	KEY_P,KEY_Q,KEY_R,KEY_S,KEY_T,KEY_U,KEY_V,KEY_W,
+	KEY_X,KEY_Y,KEY_Z,KEY_LEFTBRACE|FLAG_UPPERCASE,KEY_BACKSLASH|FLAG_UPPERCASE,KEY_RIGHTBRACE|FLAG_UPPERCASE,KEY_GRAVE|FLAG_UPPERCASE,KEY_BACKSPACE
+};
+
+static const int32_t ascii2ctrlcode_map[12] = {
+	KEY_UP, KEY_DOWN, KEY_RIGHT, KEY_LEFT, -1, -1, -1, -1, -1, -1, KEY_PAGEUP, KEY_PAGEDOWN
+};
+
+static int opt_key_delay_ms = 20;
+static int opt_key_hold_ms = 20;
+static int opt_next_delay_ms = 0;
+
+static struct termios old_tio;
+
+static void restore_terminal() {
+    // Restore the old terminal attributes
+    tcsetattr(STDIN_FILENO, TCSANOW, &old_tio);
+}
+
+static void handle_signal(int sig) {
+    if (sig == SIGINT) {
+        restore_terminal();
+        exit(0);
+    }
+}
+
+static void configure_terminal() {
+    struct termios new_tio;
+
+    // Get the current terminal attributes
+    tcgetattr(STDIN_FILENO, &old_tio);
+
+    // Set the new attributes for the terminal (non-canonical, no echo)
+    new_tio = old_tio;
+    new_tio.c_lflag &= (~ICANON & ~ECHO);
+    tcsetattr(STDIN_FILENO, TCSANOW, &new_tio);
+
+    atexit(restore_terminal); // Ensure terminal settings are restored on exit
+    signal(SIGINT, handle_signal); // Handle CTRL-C
+}
+
+int tool_stdin(int argc, char **argv) {
+    configure_terminal(); // Set terminal to raw mode
+
+    printf("Type anything (CTRL-C to exit):\n");
+
+    while (1) {
+	char buffer[4] = {0};
+	read(STDIN_FILENO, buffer, 3);
+
+	printf("Key code: %d %d %d\n", buffer[0], buffer[1], buffer[2]);
+
+	char c = buffer[0];
+
+        // Convert char to keycode and flags based on the ascii2keycode_map
+        int kdef = ascii2keycode_map[(int)c];
+
+	if ((int)buffer[0] == 27 && (int)buffer[1] == 91 && (int)buffer[2] >= 65 && (int)buffer[2] <= 76) {
+	    kdef = ascii2ctrlcode_map[(int)buffer[2] - 65];
+	}
+
+        if (kdef == -1) continue; // Skip unsupported characters
+        printf("  Maps to: %d\n", kdef);
+
+        uint16_t kc = kdef & 0xffff; // Extract keycode
+        bool isUppercase = (kdef & FLAG_UPPERCASE) != 0;
+	bool isCtrl = (kdef & FLAG_CTRL) != 0;
+
+        // Emit key events
+        if (isUppercase) {
+	    printf("  Sending shift\n");
+            uinput_emit(EV_KEY, KEY_LEFTSHIFT, 1, 1); // Press shift for uppercase
+        }
+	if (isCtrl) {
+	    printf("  Sending ctrl\n");
+	    uinput_emit(EV_KEY, KEY_LEFTCTRL, 1, 1); // Press ctrl
+        }
+        uinput_emit(EV_KEY, kc, 1, 1); // Key down
+        usleep(opt_key_hold_ms * 1000); // Hold key
+        uinput_emit(EV_KEY, kc, 0, 1); // Key up
+	if (isCtrl) {
+	    uinput_emit(EV_KEY, KEY_LEFTCTRL, 0, 1); // Release ctrl
+	}
+        if (isUppercase) {
+            uinput_emit(EV_KEY, KEY_LEFTSHIFT, 0, 1); // Release shift for uppercase
+        }
+
+        usleep(opt_key_delay_ms * 1000); // Delay between keys
+    }
+
+    return 0;
+}

Client/ydotool.c

@@ -77,6 +77,7 @@ static const struct tool_def tool_list[] = {
 	{"key",       tool_key},
 	{"debug",     tool_debug},
 	{"bakers",    tool_bakers},
+	{"stdin",     tool_stdin},
 };
 
 static void show_help() {

Client/ydotool.h

@@ -68,3 +68,4 @@ extern int tool_click(int argc, char **argv);
 extern int tool_mousemove(int argc, char **argv);
 extern int tool_type(int argc, char **argv);
 extern int tool_key(int argc, char **argv);
+extern int tool_stdin(int argc, char **argv);