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|
%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2004-2020. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
%% %CopyrightEnd%
%%
%%
%% Common library routines in the SSH application
%%
-module(ssh_lib).
-export([
format_address_port/2, format_address_port/1,
format_address/1,
format_time_ms/1,
comp/2
]).
-include("ssh.hrl").
%%%----------------------------------------------------------------
format_address_port({IP,Port}) when is_integer(Port) ->
format_address_port(IP, Port);
format_address_port(X) ->
io_lib:format("~p", [X]).
%%%----------------------------------------------------------------
format_address_port(Address, Port) ->
try lists:concat([format_address(Address), ":", Port])
catch
_:_ -> io_lib:format("~p:~p",[Address,Port])
end.
%%%----------------------------------------------------------------
format_address(#address{address=A, port=P}) ->
format_address_port(A,P);
format_address(A) ->
try inet:ntoa(A)
catch
_:_ when is_list(A) -> A;
_:_ -> io_lib:format('~p',[A])
end.
%%%----------------------------------------------------------------
format_time_ms(T) when is_integer(T) ->
if
T < 60000 -> io_lib:format("~.3f sec", [T/1000]);
true -> io_lib:format("~p min ~s", [T div 60000, format_time_ms(T rem 60000)])
end.
%%%----------------------------------------------------------------
comp(X1, X2) ->
comp(X1, X2, true).
%%% yes - very far from best implementation
comp(<<B1,R1/binary>>, <<B2,R2/binary>>, Truth) ->
comp(R1, R2, Truth and (B1 == B2));
comp(<<_,R1/binary>>, <<>>, Truth) ->
comp(R1, <<>>, Truth and false);
comp(<<>>, <<>>, Truth) ->
Truth;
comp([H1|T1], [H2|T2], Truth) ->
comp(T1, T2, Truth and (H1 == H2));
comp([_|T1], [], Truth) ->
comp(T1, [], Truth and false);
comp([], [], Truth) ->
Truth;
comp(_, _, _) ->
false.
|
