Require '/otr start' from both parties before encryption used both ways

src/ui/core.c

@@ -693,6 +693,20 @@ _ui_current_win_type(void)
     return current->type;
 }
 
+static gboolean
+_ui_current_win_is_otr(void)
+{
+    ProfWin *current = wins_get_current();
+    return current->is_otr;
+}
+
+static void
+_ui_current_set_otr(gboolean value)
+{
+    ProfWin *current = wins_get_current();
+    current->is_otr = value;
+}
+
 static int
 _ui_current_win_index(void)
 {
@@ -1609,4 +1623,6 @@ ui_init_module(void)
     ui_unread = _ui_unread;
     ui_win_unread = _ui_win_unread;
     ui_ask_password = _ui_ask_password;
+    ui_current_win_is_otr = _ui_current_win_is_otr;
+    ui_current_set_otr = _ui_current_set_otr;
 }

src/ui/ui.h

@@ -77,6 +77,8 @@ void (*ui_close_current)(void);
 void (*ui_clear_current)(void);
 win_type_t (*ui_current_win_type)(void);
 int (*ui_current_win_index)(void);
+gboolean (*ui_current_win_is_otr)(void);
+void (*ui_current_set_otr)(gboolean value);
 char* (*ui_current_recipient)(void);
 void (*ui_current_print_line)(const char * const msg, ...);
 void (*ui_current_error_line)(const char * const msg);

src/ui/window.c

@@ -54,6 +54,7 @@ win_create(const char * const title, int cols, win_type_t type)
     new_win->unread = 0;
     new_win->history_shown = 0;
     new_win->type = type;
+    new_win->is_otr = FALSE;
     scrollok(new_win->win, TRUE);
 
     return new_win;

src/ui/window.h

@@ -48,6 +48,7 @@ typedef struct prof_win_t {
     char *from;
     WINDOW *win;
     win_type_t type;
+    gboolean is_otr;
     int y_pos;
     int paged;
     int unread;