driver/rcinput: implement long key press support (but no rcsim/yWeb support at this time)

driver/rcinput: drop unused gettimeofday code

src/system/helpers.h

@@ -23,6 +23,7 @@
 */
 
 #include <stdint.h>
+#include <string.h>
 #include <string>
 #include <sstream>
  
@@ -80,4 +81,6 @@ template<class C> std::string to_string(C i)
 	return s.str();
 }
 
+inline void cstrncpy(char *dest, const char * const src, size_t n) { n--; strncpy(dest, src, n); dest[n] = 0; }
+inline void cstrncpy(char *dest, const std::string &src, size_t n) { n--; strncpy(dest, src.c_str(), n); dest[n] = 0; }
 #endif

src/system/locals.h

@@ -701,6 +701,7 @@ typedef enum
 	LOCALE_KEYBINDINGMENU_CHANNELUP,
 	LOCALE_KEYBINDINGMENU_HEAD,
 	LOCALE_KEYBINDINGMENU_LASTCHANNEL,
+	LOCALE_KEYBINDINGMENU_LONGKEYPRESS_DURATION,
 	LOCALE_KEYBINDINGMENU_MISC,
 	LOCALE_KEYBINDINGMENU_MODE_LEFT_RIGHT_KEY_TV,
 	LOCALE_KEYBINDINGMENU_MODE_LEFT_RIGHT_KEY_TV_INFOBAR,
@@ -985,6 +986,7 @@ typedef enum
 	LOCALE_MENU_HINT_LEDS_STANDBY,
 	LOCALE_MENU_HINT_LEDS_TV,
 	LOCALE_MENU_HINT_LOAD,
+	LOCALE_MENU_HINT_LONGKEYPRESS_DURATION,
 	LOCALE_MENU_HINT_LUA,
 	LOCALE_MENU_HINT_MAKE_HDLIST,
 	LOCALE_MENU_HINT_MAKE_NEWLIST,

src/system/locals_intern.h

@@ -701,6 +701,7 @@ const char * locale_real_names[] =
 	"keybindingmenu.channelup",
 	"keybindingmenu.head",
 	"keybindingmenu.lastchannel",
+	"keybindingmenu.longkeypress_duration",
 	"keybindingmenu.misc",
 	"keybindingmenu.mode_left_right_key_tv",
 	"keybindingmenu.mode_left_right_key_tv_infobar",
@@ -985,6 +986,7 @@ const char * locale_real_names[] =
 	"menu.hint_leds_standby",
 	"menu.hint_leds_tv",
 	"menu.hint_load",
+	"menu.hint_longkeypress_duration",
 	"menu.hint_lua",
 	"menu.hint_make_hdlist",
 	"menu.hint_make_newlist",

src/system/settings.h

@@ -477,6 +477,8 @@ struct SNeutrinoSettings
 	int channellist_show_channellogo;
 	int repeat_blocker;
 	int repeat_genericblocker;
+#define LONGKEYPRESS_OFF 499
+	int longkeypress_duration;
 	int remote_control_hardware;
 	int audiochannel_up_down_enable;