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path: root/lib/observer/src/cdv_bin_wx.erl
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%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2013. 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%
-module(cdv_bin_wx).

-export([get_details/1,
	 detail_pages/0]).

%% Callbacks for cdv_detail_win
get_details(Id) ->
    {ok,Bin} = crashdump_viewer:expand_binary(Id),
    {ok,{"Expanded Binary", Bin, []}}.

detail_pages() ->
    [{"Binary", fun init_bin_page/2}].

init_bin_page(Parent,Bin) ->
    cdv_multi_panel:start_link(
      Parent,
      [{"Format \~p",cdv_html_page,format_bin_fun("~p",Bin)},
       {"Format \~tp",cdv_html_page,format_bin_fun("~tp",Bin)},
       {"Format \~w",cdv_html_page,format_bin_fun("~w",Bin)},
       {"Format \~s",cdv_html_page,format_bin_fun("~s",Bin)},
       {"Format \~ts",cdv_html_page,format_bin_fun("~ts",Bin)},
       {"Hex",cdv_html_page,hex_binary_fun(Bin)},
       {"Term",cdv_html_page, binary_to_term_fun(Bin)}]).

format_bin_fun(Format,Bin) ->
    fun() ->
	    try io_lib:format(Format,[Bin]) of
		Str -> plain_html(lists:flatten(Str))
	    catch error:badarg ->
		    Warning = "This binary can not be formatted with " ++ Format,
		    crashdump_viewer_html:warning(Warning)
	    end
    end.

binary_to_term_fun(Bin) ->
    fun() ->
	    try binary_to_term(Bin) of
		Term -> plain_html(io_lib:format("~p",[Term]))
	    catch error:badarg ->
		    Warning = "This binary can not be coverted to an Erlang term",
		    crashdump_viewer_html:warning(Warning)
	    end
    end.

-define(line_break,25).
hex_binary_fun(Bin) ->
    fun() ->
	    S = "<<" ++ format_hex(Bin,?line_break) ++ ">>",
	    plain_html(io_lib:format("~s",[S]))
    end.

format_hex(<<B1:4,B2:4>>,_) ->
    [integer_to_list(B1,16),integer_to_list(B2,16)];
format_hex(<<B1:4,B2:4,Bin/binary>>,0) ->
    [integer_to_list(B1,16),integer_to_list(B2,16),$,,$\n,$\s,$\s
     | format_hex(Bin,?line_break)];
format_hex(<<B1:4,B2:4,Bin/binary>>,N) ->
    [integer_to_list(B1,16),integer_to_list(B2,16),$,
     | format_hex(Bin,N-1)].

plain_html(Text) ->
    crashdump_viewer_html:plain_page(Text).