%%
%% %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_cb).
-export([get_details/1,
detail_pages/0]).
%% Callbacks for cdv_detail_wx
get_details({_, {T,Key}}) ->
[{Key,Term}] = ets:lookup(T,Key),
{ok,{"Expanded Binary", Term, []}};
get_details({cdv, 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_wx:start_link(
Parent,
[{"Format \~p",cdv_html_wx,format_bin_fun("~p",Bin)},
{"Format \~tp",cdv_html_wx,format_bin_fun("~tp",Bin)},
{"Format \~w",cdv_html_wx,format_bin_fun("~w",Bin)},
{"Format \~s",cdv_html_wx,format_bin_fun("~s",Bin)},
{"Format \~ts",cdv_html_wx,format_bin_fun("~ts",Bin)},
{"Hex",cdv_html_wx,hex_binary_fun(Bin)},
{"Term",cdv_html_wx,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,
observer_html_lib: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",
observer_html_lib: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) ->
observer_html_lib:plain_page(Text).
