OcBootManagementLib: Add more constants to public header

Include/Library/OcBootManagementLib.h

@@ -30,6 +30,42 @@
 **/
 typedef struct OC_PICKER_CONTEXT_ OC_PICKER_CONTEXT;
 
+/**
+  Default strings for use in the interfaces.
+**/
+#define OC_MENU_BOOT_MENU            L"OpenCore Boot Menu"
+#define OC_MENU_RESET_NVRAM_ENTRY    L"Reset NVRAM"
+#define OC_MENU_UEFI_SHELL_ENTRY     L"UEFI Shell"
+#define OC_MENU_PASSWORD_REQUEST     L"Password: "
+#define OC_MENU_PASSWORD_RETRY_LIMIT L"Password retry limit exceeded."
+#define OC_MENU_CHOOSE_OS            L"Choose the Operating System: "
+#define OC_MENU_SHOW_AUXILIARY       L"Show Auxiliary"
+#define OC_MENU_RELOADING            L"Reloading"
+#define OC_MENU_TIMEOUT              L"Timeout"
+#define OC_MENU_OK                   L"OK"
+#define OC_MENU_DISK_IMAGE           L" (dmg)"
+#define OC_MENU_EXTERNAL             L" (external)"
+
+/**
+  Default timeout for IDLE timeout during menu picker navigation
+  before VoiceOver toggle.
+**/
+#define OC_VOICE_OVER_IDLE_TIMEOUT_MS     700  ///< Experimental, less is problematic.
+
+/**
+  Default VoiceOver BeepGen protocol values.
+**/
+#define OC_VOICE_OVER_SIGNAL_NORMAL_MS    200  ///< From boot.efi, constant.
+#define OC_VOICE_OVER_SILENCE_NORMAL_MS   150  ///< From boot.efi, constant.
+#define OC_VOICE_OVER_SIGNALS_NORMAL      1    ///< Username prompt or any input for boot.efi
+#define OC_VOICE_OVER_SIGNALS_PASSWORD    2    ///< Password prompt for boot.efi
+#define OC_VOICE_OVER_SIGNALS_PASSWORD_OK 3    ///< Password correct for boot.efi
+
+#define OC_VOICE_OVER_SIGNAL_ERROR_MS     1000
+#define OC_VOICE_OVER_SILENCE_ERROR_MS    150
+#define OC_VOICE_OVER_SIGNALS_ERROR       1    ///< Password verification error or boot failure.
+#define OC_VOICE_OVER_SIGNALS_HWERROR     3    ///< Hardware error
+
 /**
   Operating system boot type.
   WARNING: This is only for debug purposes.