[FL-3134] BadUSB: Script interpreter refactoring (#2485)

* Script command and character tables
* Non-blocking stringdelay, docs update
* altchar/altstring fix
* Layout select UI fix
* Remove debug print

Co-authored-by: あく <alleteam@gmail.com>

applications/main/bad_usb/helpers/ducky_script_i.h

@@ -0,0 +1,69 @@
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <furi.h>
+#include <furi_hal.h>
+#include "ducky_script.h"
+
+#define SCRIPT_STATE_ERROR (-1)
+#define SCRIPT_STATE_END (-2)
+#define SCRIPT_STATE_NEXT_LINE (-3)
+#define SCRIPT_STATE_CMD_UNKNOWN (-4)
+#define SCRIPT_STATE_STRING_START (-5)
+
+#define FILE_BUFFER_LEN 16
+
+struct BadUsbScript {
+    FuriHalUsbHidConfig hid_cfg;
+    FuriThread* thread;
+    BadUsbState st;
+
+    FuriString* file_path;
+    uint8_t file_buf[FILE_BUFFER_LEN + 1];
+    uint8_t buf_start;
+    uint8_t buf_len;
+    bool file_end;
+
+    uint32_t defdelay;
+    uint32_t stringdelay;
+    uint16_t layout[128];
+
+    FuriString* line;
+    FuriString* line_prev;
+    uint32_t repeat_cnt;
+    uint8_t key_hold_nb;
+
+    FuriString* string_print;
+    size_t string_print_pos;
+};
+
+uint16_t ducky_get_keycode(BadUsbScript* bad_usb, const char* param, bool accept_chars);
+
+uint32_t ducky_get_command_len(const char* line);
+
+bool ducky_is_line_end(const char chr);
+
+uint16_t ducky_get_keycode_by_name(const char* param);
+
+bool ducky_get_number(const char* param, uint32_t* val);
+
+void ducky_numlock_on(void);
+
+bool ducky_numpad_press(const char num);
+
+bool ducky_altchar(const char* charcode);
+
+bool ducky_altstring(const char* param);
+
+bool ducky_string(BadUsbScript* bad_usb, const char* param);
+
+int32_t ducky_execute_cmd(BadUsbScript* bad_usb, const char* line);
+
+int32_t ducky_error(BadUsbScript* bad_usb, const char* text, ...);
+
+#ifdef __cplusplus
+}
+#endif