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+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2005-2009. 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(send_term_SUITE).
+
+-export([all/1,basic/1]).
+-export([init_per_testcase/2,fin_per_testcase/2]).
+
+-export([generate_external_terms_files/1]).
+
+-include("test_server.hrl").
+
+init_per_testcase(Func, Config) when is_atom(Func), is_list(Config) ->
+ Dog=?t:timetrap(?t:minutes(3)),
+ [{watchdog, Dog}|Config].
+
+fin_per_testcase(_Func, Config) ->
+ Dog=?config(watchdog, Config),
+ ?t:timetrap_cancel(Dog).
+
+all(suite) ->
+ [basic].
+
+basic(Config) when is_list(Config) ->
+ Drv = "send_term_drv",
+ ?line P = start_driver(Config, Drv),
+
+ ?line [] = term(P, 0),
+ ?line Self = self(),
+ ?line {blurf,42,[],[-42,{}|"abc"++P],"kalle",3.1416,Self} = term(P, 1),
+ ?line Deep = lists:seq(0, 199),
+ ?line Deep = term(P, 2),
+ ?line {B1,B2} = term(P, 3),
+ ?line B1 = list_to_binary(lists:seq(0, 255)),
+ ?line B2 = list_to_binary(lists:seq(23, 255-17)),
+
+ %% Pid sending. We need another process.
+ ?line Child = spawn_link(fun() ->
+ erlang:port_command(P, [4])
+ end),
+ ?line {Self,Child} = receive_any(),
+
+ %% ERL_DRV_EXT2TERM
+ ?line ExpectExt2Term = expected_ext2term_drv(?config(data_dir, Config)),
+ ?line ExpectExt2Term = term(P, 5),
+
+ %% ERL_DRV_INT, ERL_DRV_UINT
+ ?line case erlang:system_info(wordsize) of
+ 4 ->
+ ?line {-1, 4294967295} = term(P, 6);
+ 8 ->
+ ?line {-1, 18446744073709551615} = term(P, 6)
+ end,
+
+ %% ERL_DRV_BUF2BINARY
+ ?line ExpectedBinTup = {<<>>,
+ <<>>,
+ list_to_binary(lists:duplicate(17,17)),
+ list_to_binary(lists:duplicate(1024,17))},
+ ?line ExpectedBinTup = term(P, 7),
+
+ %% single terms
+ ?line [] = term(P, 8), % ERL_DRV_NIL
+ ?line '' = term(P, 9), % ERL_DRV_ATOM
+ ?line an_atom = term(P, 10), % ERL_DRV_ATOM
+ ?line -4711 = term(P, 11), % ERL_DRV_INT
+ ?line 4711 = term(P, 12), % ERL_DRV_UINT
+ ?line P = term(P, 13), % ERL_DRV_PORT
+ ?line <<>> = term(P, 14), % ERL_DRV_BINARY
+ ?line <<"hejsan">> = term(P, 15), % ERL_DRV_BINARY
+ ?line <<>> = term(P, 16), % ERL_DRV_BUF2BINARY
+ ?line <<>> = term(P, 17), % ERL_DRV_BUF2BINARY
+ ?line <<"hoppsan">> = term(P, 18), % ERL_DRV_BUF2BINARY
+ ?line "" = term(P, 19), % ERL_DRV_STRING
+ ?line "" = term(P, 20), % ERL_DRV_STRING
+ ?line "hippsan" = term(P, 21), % ERL_DRV_STRING
+ ?line {} = term(P, 22), % ERL_DRV_TUPLE
+ ?line [] = term(P, 23), % ERL_DRV_LIST
+ ?line Self = term(P, 24), % ERL_DRV_PID
+ ?line [] = term(P, 25), % ERL_DRV_STRING_CONS
+ ?line AFloat = term(P, 26), % ERL_DRV_FLOAT
+ ?line true = AFloat < 0.001,
+ ?line true = AFloat > -0.001,
+ ?line [] = term(P, 27), % ERL_DRV_EXT2TERM
+ ?line 18446744073709551615 = term(P, 28), % ERL_DRV_UINT64
+ ?line 20233590931456 = term(P, 29), % ERL_DRV_UINT64
+ ?line 4711 = term(P, 30), % ERL_DRV_UINT64
+ ?line 0 = term(P, 31), % ERL_DRV_UINT64
+ ?line 9223372036854775807 = term(P, 32), % ERL_DRV_INT64
+ ?line 20233590931456 = term(P, 33), % ERL_DRV_INT64
+ ?line 4711 = term(P, 34), % ERL_DRV_INT64
+ ?line 0 = term(P, 35), % ERL_DRV_INT64
+ ?line -1 = term(P, 36), % ERL_DRV_INT64
+ ?line -4711 = term(P, 37), % ERL_DRV_INT64
+ ?line -20233590931456 = term(P, 38), % ERL_DRV_INT64
+ ?line -9223372036854775808 = term(P, 39), % ERL_DRV_INT64
+
+ %% Failure cases.
+ ?line [] = term(P, 127),
+ ?line receive
+ Any ->
+ ?line io:format("Unexpected: ~p\n", [Any]),
+ ?line ?t:fail()
+ after 0 ->
+ ok
+ end,
+
+ ?line ok = chk_temp_alloc(),
+
+ %% In a private heap system, verify that there are no binaries
+ %% left for the process.
+ ?line erlang:garbage_collect(), %Get rid of binaries.
+ case erlang:system_info(heap_type) of
+ private ->
+ ?line {binary,[]} = process_info(self(), binary);
+ _ -> ok
+ end,
+
+ ?line stop_driver(P, Drv),
+ ok.
+
+term(P, Op) ->
+ erlang:port_command(P, [Op]),
+ receive_any().
+
+receive_any() ->
+ receive
+ Any -> Any
+ end.
+
+chk_temp_alloc() ->
+ case erlang:system_info({allocator,temp_alloc}) of
+ false ->
+ %% Temp alloc is not enabled
+ ?line ok;
+ TIL ->
+ %% Verify that we havn't got anything allocated by temp_alloc
+ lists:foreach(
+ fun ({instance, _, TI}) ->
+ ?line {value, {mbcs, MBCInfo}}
+ = lists:keysearch(mbcs, 1, TI),
+ ?line {value, {blocks, 0, _, _}}
+ = lists:keysearch(blocks, 1, MBCInfo),
+ ?line {value, {sbcs, SBCInfo}}
+ = lists:keysearch(sbcs, 1, TI),
+ ?line {value, {blocks, 0, _, _}}
+ = lists:keysearch(blocks, 1, SBCInfo)
+ end,
+ TIL),
+ ?line ok
+ end.
+
+
+%% Start/stop drivers.
+start_driver(Config, Name) ->
+ Path = ?config(data_dir, Config),
+ erl_ddll:start(),
+ ok = load_driver(Path, Name),
+ open_port({spawn, Name}, []).
+
+load_driver(Dir, Driver) ->
+ case erl_ddll:load_driver(Dir, Driver) of
+ ok -> ok;
+ {error, Error} = Res ->
+ io:format("~s\n", [erl_ddll:format_error(Error)]),
+ Res
+ end.
+
+stop_driver(Port, Name) ->
+ ?line true = erlang:port_close(Port),
+ receive
+ {Port,Message} ->
+ ?t:fail({strange_message_from_port,Message})
+ after 0 ->
+ ok
+ end,
+
+ %% Unload the driver.
+ ok = erl_ddll:unload_driver(Name),
+ ?line ok = erl_ddll:stop().
+
+get_external_terms(DataDir) ->
+ {ok, Bin} = file:read_file([DataDir, "ext_terms.bin"]),
+ binary_to_term(Bin).
+
+expected_ext2term_drv(DataDir) ->
+ make_expected_ext2term_drv(get_external_terms(DataDir)).
+
+make_expected_ext2term_drv([]) ->
+ [];
+make_expected_ext2term_drv([T|Ts]) ->
+ [{T, T} | make_expected_ext2term_drv(Ts)].
+
+%%
+%% Generation of send_term_SUITE_data/ext_terms.h and
+%% send_term_SUITE_data/ext_terms.bin
+%%
+%% These files should normally not need to be regenerated,
+%% but we may want that if we introduce new types or make
+%% backward incompatible changes to the external format.
+%%
+
+generate_external_terms_files(BaseDir) ->
+ {ok,Node} = slave:start(hostname(), a_node),
+ RPid = rpc:call(Node, erlang, self, []),
+ true = is_pid(RPid),
+ RRef = rpc:call(Node, erlang, make_ref, []),
+ true = is_reference(RRef),
+ RPort = hd(rpc:call(Node, erlang, ports, [])),
+ true = is_port(RPort),
+ slave:stop(Node),
+ Terms =
+ [{4711, -4711, [an_atom, "a list"]},
+ [1000000000000000000000,-1111111111111111, "blupp!", blipp],
+ {RPid, {RRef, RPort}, self(), hd(erlang:ports()), make_ref()},
+ {{}, [], [], fun () -> ok end, <<"hej hopp trallalaaaaaaaaaaaaaaa">>},
+ [44444444444444444444444,-44444444444, "b!", blippppppp],
+ {4711, RPid, {RRef, RPort}, -4711, [an_atom, "a list"]},
+ {RPid, {RRef, RPort}, hd(processes()), hd(erlang:ports())},
+ {4711, -4711, [an_atom, "a list"]},
+ {4711, -4711, [atom, "list"]},
+ {RPid, {RRef, RPort}, hd(processes()), hd(erlang:ports())},
+ {4444444444444444444,-44444, {{{{{{{{{{{{}}}}}}}}}}}}, make_ref()},
+ {444444444444444444444,-44444, [[[[[[[[[[[1]]]]]]]]]]], make_ref()},
+ {444444444444444444,-44444, {{{{{{{{{{{{2}}}}}}}}}}}}, make_ref()},
+ {4444444444444444444444,-44444, {{{{{{{{{{{{3}}}}}}}}}}}}, make_ref()},
+ {44444444444444444444,-44444, {{{{{{{{{{{{4}}}}}}}}}}}}, make_ref()},
+ {4444444444444444,-44444, [[[[[[[[[[[5]]]]]]]]]]], make_ref()},
+ {444444444444444444444,-44444, {{{{{{{{{{{{6}}}}}}}}}}}}, make_ref()},
+ {444444444444444,-44444, {{{{{{{{{{{{7}}}}}}}}}}}}, make_ref()},
+ {4444444444444444444,-44444, {{{{{{{{{{{{8}}}}}}}}}}}}, make_ref()}],
+ ok = file:write_file(filename:join([BaseDir,
+ "send_term_SUITE_data",
+ "ext_terms.bin"]),
+ term_to_binary(Terms, [compressed])),
+ {ok, IoDev} = file:open(filename:join([BaseDir,
+ "send_term_SUITE_data",
+ "ext_terms.h"]),
+ [write]),
+ write_ext_terms_h(IoDev, Terms),
+ file:close(IoDev).
+
+write_ext_terms_h(IoDev, Terms) ->
+ write_license(IoDev),
+ io:format(IoDev, "#ifndef EXT_TERMS_H__~n",[]),
+ io:format(IoDev, "#define EXT_TERMS_H__~n",[]),
+ {ExtTerms, MaxSize} = make_ext_terms(Terms),
+ io:format(IoDev,
+ "static struct {~n"
+ " unsigned char ext[~p];~n"
+ " int ext_size;~n"
+ " unsigned char cext[~p];~n"
+ " int cext_size;~n"
+ "} ext_terms[] = {~n",[MaxSize, MaxSize]),
+ E = write_ext_terms_h(IoDev, ExtTerms, 0),
+ io:format(IoDev, "};~n",[]),
+ io:format(IoDev, "#define NO_OF_EXT_TERMS ~p~n", [E]),
+ io:format(IoDev, "#endif~n",[]).
+
+make_ext_terms([]) ->
+ {[], 0};
+make_ext_terms([T|Ts]) ->
+ E = term_to_binary(T),
+ ESz = size(E),
+ CE = term_to_binary(T, [compressed]),
+ CESz = size(CE),
+ true = CESz =< ESz, % Assertion
+ {ExtTerms, MaxSize} = make_ext_terms(Ts),
+ NewMaxSize = case MaxSize < ESz of
+ true -> ESz;
+ false -> MaxSize
+ end,
+ {[{E, ESz, CE, CESz} | ExtTerms], NewMaxSize}.
+
+write_ext_terms_h(IoDev, [], N) ->
+ io:format(IoDev, "~n",[]),
+ N;
+write_ext_terms_h(IoDev, [ET|ETs], 0) ->
+ write_ext_term(IoDev, ET),
+ write_ext_terms_h(IoDev, ETs, 1);
+write_ext_terms_h(IoDev, [ET|ETs], N) ->
+ io:format(IoDev, ",~n",[]),
+ write_ext_term(IoDev, ET),
+ write_ext_terms_h(IoDev, ETs, N+1).
+
+write_ext_term(IoDev, {E, ESz, CE, CESz}) ->
+ ESz = write_bytes(IoDev, " {{", binary_to_list(E), 0),
+ io:format(IoDev,
+ ",~n"
+ " ~p,~n",
+ [ESz]),
+ CESz = write_bytes(IoDev, " {", binary_to_list(CE), 0),
+ io:format(IoDev,
+ ",~n"
+ " ~p}",
+ [CESz]).
+
+write_bytes(IoDev, _, [], N) ->
+ io:format(IoDev, "}",[]),
+ N;
+write_bytes(IoDev, Prefix, [B|Bs], N) ->
+ io:format(IoDev, "~s~w", [Prefix, B]),
+ write_bytes(IoDev, ",", Bs, N+1).
+
+write_license(IoDev) ->
+ S = "/* ``The contents of this file are subject to the Erlang Public License,~n"
+ " * Version 1.1, (the \"License\"); you may not use this file except in~n"
+ " * compliance with the License. You should have received a copy of the~n"
+ " * Erlang Public License along with this software. If not, it can be~n"
+ " * retrieved via the world wide web at http://www.erlang.org/.~n"
+ " * ~n"
+ " * Software distributed under the License is distributed on an \"AS IS\"~n"
+ " * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See~n"
+ " * the License for the specific language governing rights and limitations~n"
+ " * under the License.~n"
+ " * ~n"
+ " * The Initial Developer of the Original Code is Ericsson AB.~n"
+ " * Portions created by Ericsson are Copyright 2007, Ericsson AB.~n"
+ " * All Rights Reserved.''~n"
+ " * ~n"
+ " * $Id$~n"
+ " */~n"
+ "~n"
+ "/*~n"
+ " * Do not modify this file. This file and ext_terms.bin were~n"
+ " * automatically generated by send_term_SUITE:generate_external_terms_files/1~n"
+ " * and needs to be consistent with each other.~n"
+ " */~n",
+ io:format(IoDev, S, []).
+
+
+hostname() ->
+ hostname(atom_to_list(node())).
+
+hostname([$@ | Hostname]) ->
+ list_to_atom(Hostname);
+hostname([_C | Cs]) ->
+ hostname(Cs).
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