KeySync: added persistance of 'own' flags to sequence value table so that UUID keeps marked as own, even after UUID change, otherwise leading to recapture of own messages

src/pEpEngine.c

@@ -160,14 +160,16 @@ static const char *sql_set_own_key =
 static const char *sql_sequence_value1 = 
     "insert or replace into sequences (name, value, own) "
     "values (?1, "
-    "(select coalesce((select value + 1 from sequences "
-    "where name = ?1), 1 )), ?2) ; ";
+    "       (select coalesce((select value + 1 from sequences "
+    "           where name = ?1), 1 )), "
+    "       (select coalesce((select own or ?2 from sequences "
+    "           where name = ?1), ?2))) ; ";
 
 static const char *sql_sequence_value2 = 
     "select value, own from sequences where name = ?1 ;";
 
 static const char *sql_sequence_value3 = 
-    "update sequences set value = ?2, own = ?3 where name = ?1 ;";
+    "update sequences set value = ?2, own = (select own or ?3 from sequences where name = ?1) where name = ?1 ;";
         
 // Revocation tracking
 static const char *sql_set_revoked =

test/sequence_test.cc

@@ -39,7 +39,7 @@ int main() {
 //    free(name1);
 
     cout << "testing sequence violation\n";
-    int32_t value3 = value2 - 1;
+    int32_t value3 = value2;
     PEP_STATUS status4 = sequence_value(session, name1, &value3);
     assert(status4 == PEP_SEQUENCE_VIOLATED);