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author | Micael Karlberg <[email protected]> | 2019-02-22 19:48:52 +0100 |
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committer | Micael Karlberg <[email protected]> | 2019-02-22 19:48:52 +0100 |
commit | a729949b8b1747e841e621477949f433e51e7645 (patch) | |
tree | 261b24ffde0ed1c2d12817a4d68a884718c5b5a6 /erts/emulator/test/socket_lib.erl | |
parent | 9f324bf871ff2fd1bb8c7adbbfc47b22b0419a5d (diff) | |
parent | 1a1deb10194c2609fc0a1019518abfad40601cae (diff) | |
download | otp-a729949b8b1747e841e621477949f433e51e7645.tar.gz otp-a729949b8b1747e841e621477949f433e51e7645.tar.bz2 otp-a729949b8b1747e841e621477949f433e51e7645.zip |
Merge branch 'bmk/20190204/socket_as_nif/OTP-14831'
Diffstat (limited to 'erts/emulator/test/socket_lib.erl')
-rw-r--r-- | erts/emulator/test/socket_lib.erl | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/erts/emulator/test/socket_lib.erl b/erts/emulator/test/socket_lib.erl new file mode 100644 index 0000000000..9d6524d467 --- /dev/null +++ b/erts/emulator/test/socket_lib.erl @@ -0,0 +1,133 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2018. 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% +%% + +-module(socket_lib). + +-export([ + sleep/1, + req/0, rep/0, + enc_req_msg/2, enc_rep_msg/2, + enc_msg/3, dec_msg/1, + request/3, reply/4, + f/2, + i/1, i/2, + e/2 + ]). + + +-define(REQ, 0). +-define(REP, 1). + + +%% --- + +sleep(T) -> + receive after T -> ok end. + + +%% --- + +req() -> ?REQ. +rep() -> ?REP. + +enc_req_msg(N, Data) -> + enc_msg(?REQ, N, Data). + +enc_rep_msg(N, Data) -> + enc_msg(?REP, N, Data). + +enc_msg(Type, N, Data) when is_list(Data) -> + enc_msg(Type, N, list_to_binary(Data)); +enc_msg(Type, N, Data) + when is_integer(Type) andalso is_integer(N) andalso is_binary(Data) -> + <<Type:32/integer, N:32/integer, Data/binary>>. + +dec_msg(<<?REQ:32/integer, N:32/integer, Data/binary>>) -> + {request, N, Data}; +dec_msg(<<?REP:32/integer, N:32/integer, Data/binary>>) -> + {reply, N, Data}. + + +%% --- + +request(Tag, Pid, Request) -> + Ref = make_ref(), + Pid ! {Tag, self(), Ref, Request}, + receive + {Tag, Pid, Ref, Reply} -> + Reply + end. + +reply(Tag, Pid, Ref, Reply) -> + Pid ! {Tag, self(), Ref, Reply}. + + +%% --- + +f(F, A) -> + lists:flatten(io_lib:format(F, A)). + + +%% --- + +e(F, A) -> + p("<ERROR> " ++ F, A). + +i(F) -> + i(F, []). +i(F, A) -> + p("*** " ++ F, A). + +p(F, A) -> + p(get(sname), F, A). + +p(SName, F, A) -> + io:format("[~s,~p][~s] " ++ F ++ "~n", + [SName,self(),formated_timestamp()|A]). + + +%% --- + +formated_timestamp() -> + format_timestamp(os:timestamp()). + +format_timestamp(Now) -> + N2T = fun(N) -> calendar:now_to_local_time(N) end, + format_timestamp(Now, N2T, true). + +format_timestamp({_N1, _N2, N3} = N, N2T, true) -> + FormatExtra = ".~.2.0w", + ArgsExtra = [N3 div 10000], + format_timestamp(N, N2T, FormatExtra, ArgsExtra); +format_timestamp({_N1, _N2, _N3} = N, N2T, false) -> + FormatExtra = "", + ArgsExtra = [], + format_timestamp(N, N2T, FormatExtra, ArgsExtra). + +format_timestamp(N, N2T, FormatExtra, ArgsExtra) -> + {Date, Time} = N2T(N), + {YYYY,MM,DD} = Date, + {Hour,Min,Sec} = Time, + FormatDate = + io_lib:format("~.4w-~.2.0w-~.2.0w ~.2.0w:~.2.0w:~.2.0w" ++ FormatExtra, + [YYYY, MM, DD, Hour, Min, Sec] ++ ArgsExtra), + lists:flatten(FormatDate). + + |