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authorMicael Karlberg <[email protected]>2011-03-03 18:56:43 +0100
committerMicael Karlberg <[email protected]>2011-03-03 18:56:43 +0100
commit2a1765542adc276ad8336307d1150a2aab8d837f (patch)
tree8c9aa8fb9f7c2e1b08e6b28ac1b708beed310664 /lib/megaco/src/engine/megaco_config_misc.erl
parent890ccb33dd4ffd754a232a676433b3bc3b469bc0 (diff)
parentc4241524ea42871f6cb601783ea56e18449f7cc1 (diff)
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Merge branch 'bmk/megaco/miscellaneous_dialyzer/OTP-9075' into dev
Fixing miscellaneous "things" "detected" by dialyzer. Also updated end date for a number of erts files.
Diffstat (limited to 'lib/megaco/src/engine/megaco_config_misc.erl')
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+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2011-2011. All Rights Reserved.
+%%
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%%
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%%
+%% %CopyrightEnd%
+%%
+
+%%
+%%----------------------------------------------------------------------
+%% Purpose: Utility module for megaco_config
+%%----------------------------------------------------------------------
+%%
+
+-module(megaco_config_misc).
+
+%% Application internal exports
+-export([
+ verify_bool/1,
+
+ verify_int/1, verify_int/2, verify_int/3,
+ verify_strict_int/1, verify_strict_int/2, verify_strict_int/3,
+
+ verify_uint/1, verify_uint/2,
+ verify_strict_uint/1, verify_strict_uint/2
+ ]).
+
+
+%%%----------------------------------------------------------------------
+%%% API
+%%%----------------------------------------------------------------------
+
+verify_bool(true) -> true;
+verify_bool(false) -> true;
+verify_bool(_) -> false.
+
+
+%% verify_int(Val) -> boolean()
+verify_int(infinity) -> true;
+verify_int(Val) -> verify_strict_int(Val).
+
+%% verify_int(Val, Max) -> boolean()
+verify_int(Int, infinity) ->
+ verify_int(Int);
+verify_int(infinity, _Max) ->
+ true;
+verify_int(Int, Max) ->
+ verify_strict_int(Int) andalso verify_strict_int(Max) andalso (Int =< Max).
+
+%% verify_int(Val, Min, Max) -> boolean()
+verify_int(infinity, Min, infinity) ->
+ verify_strict_int(Min);
+verify_int(Val, Min, infinity) ->
+ verify_strict_int(Val) andalso
+ verify_strict_int(Min) andalso (Val >= Min);
+verify_int(Int, Min, Max) ->
+ verify_strict_int(Int, Min, Max).
+
+%% verify_strict_int(Val) -> boolean()
+verify_strict_int(Int) when is_integer(Int) -> true;
+verify_strict_int(_) -> false.
+
+%% verify_strict_int(Val, Max) -> boolean()
+verify_strict_int(Int, infinity) ->
+ verify_strict_int(Int);
+verify_strict_int(Int, Max) ->
+ verify_strict_int(Int) andalso verify_strict_int(Max) andalso (Int =< Max).
+
+%% verify_strict_int(Val, Min, Max) -> boolean()
+verify_strict_int(Val, Min, Max)
+ when (is_integer(Val) andalso
+ is_integer(Min) andalso
+ is_integer(Max) andalso
+ (Val >= Min) andalso
+ (Val =< Max)) ->
+ true;
+verify_strict_int(_Val, _Min, _Max) ->
+ false.
+
+
+%% verify_uint(Val) -> boolean()
+verify_uint(infinity) -> true;
+verify_uint(Val) -> verify_strict_uint(Val).
+
+%% verify_uint(Val, Max) -> boolean()
+verify_uint(Int, infinity) ->
+ verify_uint(Int);
+verify_uint(infinity, _Max) ->
+ true;
+verify_uint(Int, Max) ->
+ verify_strict_int(Int, 0, Max).
+
+%% verify_strict_uint(Val) -> boolean()
+verify_strict_uint(Int) when is_integer(Int) andalso (Int >= 0) -> true;
+verify_strict_uint(_) -> false.
+
+%% verify_strict_uint(Val, Max) -> boolean()
+verify_strict_uint(Int, infinity) ->
+ verify_strict_uint(Int);
+verify_strict_uint(Int, Max) ->
+ verify_strict_int(Int, 0, Max).
+