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-rw-r--r--lib/compiler/src/core_lib.erl9
-rw-r--r--lib/compiler/test/bs_match_SUITE.erl24
-rw-r--r--lib/kernel/src/standard_error.erl155
-rw-r--r--lib/kernel/test/Makefile3
-rw-r--r--lib/kernel/test/standard_error_SUITE.erl38
-rw-r--r--lib/ssh/doc/src/using_ssh.xml2
-rw-r--r--lib/ssl/doc/src/ssl.xml20
-rw-r--r--lib/ssl/src/dtls_record.erl4
-rw-r--r--lib/ssl/src/ssl.erl9
-rw-r--r--lib/ssl/src/ssl_cipher.erl48
-rw-r--r--lib/ssl/src/ssl_internal.hrl5
-rw-r--r--lib/ssl/src/ssl_record.erl11
-rw-r--r--lib/ssl/src/tls_connection.erl7
-rw-r--r--lib/ssl/src/tls_record.erl22
-rw-r--r--lib/ssl/test/ssl_cipher_SUITE.erl188
-rw-r--r--lib/tools/src/lcnt.erl70
16 files changed, 382 insertions, 233 deletions
diff --git a/lib/compiler/src/core_lib.erl b/lib/compiler/src/core_lib.erl
index 2792fd8fa5..0d95971f91 100644
--- a/lib/compiler/src/core_lib.erl
+++ b/lib/compiler/src/core_lib.erl
@@ -212,6 +212,8 @@ vu_pattern(V, #c_tuple{es=Es}, St) ->
vu_pattern_list(V, Es, St);
vu_pattern(V, #c_binary{segments=Ss}, St) ->
vu_pat_seg_list(V, Ss, St);
+vu_pattern(V, #c_map{es=Es}, St) ->
+ vu_map_pairs(V, Es, St);
vu_pattern(V, #c_alias{var=Var,pat=P}, St0) ->
case vu_pattern(V, Var, St0) of
{true,_}=St1 -> St1;
@@ -234,6 +236,13 @@ vu_pat_seg_list(V, Ss, St) ->
end
end, St, Ss).
+vu_map_pairs(V, [#c_map_pair{val=Pat}|T], St0) ->
+ case vu_pattern(V, Pat, St0) of
+ {true,_}=St -> St;
+ St -> vu_map_pairs(V, T, St)
+ end;
+vu_map_pairs(_, [], St) -> St.
+
-spec vu_var_list(cerl:var_name(), [cerl:c_var()]) -> boolean().
vu_var_list(V, Vs) ->
diff --git a/lib/compiler/test/bs_match_SUITE.erl b/lib/compiler/test/bs_match_SUITE.erl
index 149b9bbb8f..10e3451e8f 100644
--- a/lib/compiler/test/bs_match_SUITE.erl
+++ b/lib/compiler/test/bs_match_SUITE.erl
@@ -34,7 +34,7 @@
otp_7188/1,otp_7233/1,otp_7240/1,otp_7498/1,
match_string/1,zero_width/1,bad_size/1,haystack/1,
cover_beam_bool/1,matched_out_size/1,follow_fail_branch/1,
- no_partition/1,calling_a_binary/1]).
+ no_partition/1,calling_a_binary/1,binary_in_map/1]).
-export([coverage_id/1,coverage_external_ignore/2]).
@@ -59,7 +59,7 @@ groups() ->
matching_and_andalso,otp_7188,otp_7233,otp_7240,
otp_7498,match_string,zero_width,bad_size,haystack,
cover_beam_bool,matched_out_size,follow_fail_branch,
- no_partition,calling_a_binary]}].
+ no_partition,calling_a_binary,binary_in_map]}].
init_per_suite(Config) ->
@@ -1189,6 +1189,26 @@ call_binary(<<>>, Acc) ->
call_binary(<<H,T/bits>>, Acc) ->
T(<<Acc/binary,H>>).
+binary_in_map(Config) when is_list(Config) ->
+ ok = match_binary_in_map(#{key => <<42:8>>}),
+ {'EXIT',{{badmatch,#{key := 1}},_}} =
+ (catch match_binary_in_map(#{key => 1})),
+ {'EXIT',{{badmatch,#{key := <<1023:16>>}},_}} =
+ (catch match_binary_in_map(#{key => <<1023:16>>})),
+ {'EXIT',{{badmatch,#{key := <<1:8>>}},_}} =
+ (catch match_binary_in_map(#{key => <<1:8>>})),
+ {'EXIT',{{badmatch,not_a_map},_}} =
+ (catch match_binary_in_map(not_a_map)),
+ ok.
+
+match_binary_in_map(Map) ->
+ case 8 of
+ N ->
+ #{key := <<42:N>>} = Map,
+ ok
+ end.
+
+
check(F, R) ->
R = F().
diff --git a/lib/kernel/src/standard_error.erl b/lib/kernel/src/standard_error.erl
index 10cf77e0d4..1c43063937 100644
--- a/lib/kernel/src/standard_error.erl
+++ b/lib/kernel/src/standard_error.erl
@@ -63,7 +63,7 @@ server(PortName,PortSettings) ->
run(Port).
run(P) ->
- put(unicode,false),
+ put(encoding, latin1),
server_loop(P).
server_loop(Port) ->
@@ -95,25 +95,47 @@ do_io_request(Req, From, ReplyAs, Port) ->
io_reply(From, ReplyAs, Reply).
%% New in R13B
-% Wide characters (Unicode)
-io_request({put_chars,Encoding,Chars}, Port) -> % Binary new in R9C
- put_chars(wrap_characters_to_binary(Chars,Encoding,
- case get(unicode) of
- true -> unicode;
- _ -> latin1
- end), Port);
-io_request({put_chars,Encoding,Mod,Func,Args}, Port) ->
- Result = case catch apply(Mod,Func,Args) of
- Data when is_list(Data); is_binary(Data) ->
- wrap_characters_to_binary(Data,Encoding,
- case get(unicode) of
- true -> unicode;
- _ -> latin1
- end);
- Undef ->
- Undef
- end,
- put_chars(Result, Port);
+%% Encoding option (unicode/latin1)
+io_request({put_chars,unicode,Chars}, Port) ->
+ case wrap_characters_to_binary(Chars, unicode, get(encoding)) of
+ error ->
+ {error,{error,put_chars}};
+ Bin ->
+ put_chars(Bin, Port)
+ end;
+io_request({put_chars,unicode,Mod,Func,Args}, Port) ->
+ case catch apply(Mod, Func, Args) of
+ Data when is_list(Data); is_binary(Data) ->
+ case wrap_characters_to_binary(Data, unicode, get(encoding)) of
+ Bin when is_binary(Bin) ->
+ put_chars(Bin, Port);
+ error ->
+ {error,{error,put_chars}}
+ end;
+ _ ->
+ {error,{error,put_chars}}
+ end;
+io_request({put_chars,latin1,Chars}, Port) ->
+ case catch unicode:characters_to_binary(Chars, latin1, get(encoding)) of
+ Data when is_binary(Data) ->
+ put_chars(Data, Port);
+ _ ->
+ {error,{error,put_chars}}
+ end;
+io_request({put_chars,latin1,Mod,Func,Args}, Port) ->
+ case catch apply(Mod, Func, Args) of
+ Data when is_list(Data); is_binary(Data) ->
+ case
+ catch unicode:characters_to_binary(Data, latin1, get(encoding))
+ of
+ Bin when is_binary(Bin) ->
+ put_chars(Bin, Port);
+ _ ->
+ {error,{error,put_chars}}
+ end;
+ _ ->
+ {error,{error,put_chars}}
+ end;
%% BC if called from pre-R13 node
io_request({put_chars,Chars}, Port) ->
io_request({put_chars,latin1,Chars}, Port);
@@ -134,10 +156,10 @@ io_request({get_geometry,rows},Port) ->
_ ->
{error,{error,enotsup}}
end;
-io_request({getopts,[]}, Port) ->
- getopts(Port);
-io_request({setopts,Opts}, Port) when is_list(Opts) ->
- setopts(Opts, Port);
+io_request(getopts, _Port) ->
+ getopts();
+io_request({setopts,Opts}, _Port) when is_list(Opts) ->
+ setopts(Opts);
io_request({requests,Reqs}, Port) ->
io_requests(Reqs, {ok,ok}, Port);
io_request(R, _Port) -> %Unknown request
@@ -176,47 +198,48 @@ io_reply(From, ReplyAs, Reply) ->
%% put_chars
put_chars(Chars, Port) when is_binary(Chars) ->
_ = put_port(Chars, Port),
- {ok,ok};
-put_chars(Chars, Port) ->
- case catch list_to_binary(Chars) of
- Binary when is_binary(Binary) ->
- put_chars(Binary, Port);
- _ ->
- {error,{error,put_chars}}
- end.
+ {ok,ok}.
%% setopts
-setopts(Opts0,Port) ->
- Opts = proplists:unfold(
- proplists:substitute_negations(
- [{latin1,unicode}],
- Opts0)),
+setopts(Opts0) ->
+ Opts = expand_encoding(Opts0),
case check_valid_opts(Opts) of
- true ->
- do_setopts(Opts,Port);
- false ->
- {error,{error,enotsup}}
+ true ->
+ do_setopts(Opts);
+ false ->
+ {error,{error,enotsup}}
end.
+
check_valid_opts([]) ->
true;
-check_valid_opts([{unicode,Valid}|T]) when Valid =:= true; Valid =:= utf8; Valid =:= false ->
+check_valid_opts([{encoding,Valid}|T]) when Valid =:= unicode;
+ Valid =:= utf8; Valid =:= latin1 ->
check_valid_opts(T);
check_valid_opts(_) ->
false.
-do_setopts(Opts, _Port) ->
- case proplists:get_value(unicode,Opts) of
- Valid when Valid =:= true; Valid =:= utf8 ->
- put(unicode,true);
- false ->
- put(unicode,false);
- undefined ->
- ok
+expand_encoding([]) ->
+ [];
+expand_encoding([latin1 | T]) ->
+ [{encoding,latin1} | expand_encoding(T)];
+expand_encoding([unicode | T]) ->
+ [{encoding,unicode} | expand_encoding(T)];
+expand_encoding([H|T]) ->
+ [H|expand_encoding(T)].
+
+do_setopts(Opts) ->
+ case proplists:get_value(encoding, Opts) of
+ Valid when Valid =:= unicode; Valid =:= utf8 ->
+ put(encoding, unicode);
+ latin1 ->
+ put(encoding, latin1);
+ undefined ->
+ ok
end,
{ok,ok}.
-getopts(_Port) ->
- Uni = {unicode, get(unicode) =:= true},
+getopts() ->
+ Uni = {encoding,get(encoding)},
{ok,[Uni]}.
wrap_characters_to_binary(Chars,From,To) ->
@@ -227,17 +250,17 @@ wrap_characters_to_binary(Chars,From,To) ->
_Else ->
16#10ffff
end,
- unicode:characters_to_binary(
- [ case X of
- $\n ->
- if
- TrNl ->
- "\r\n";
- true ->
- $\n
- end;
- High when High > Limit ->
- ["\\x{",erlang:integer_to_list(X, 16),$}];
- Ordinary ->
- Ordinary
- end || X <- unicode:characters_to_list(Chars,From) ],unicode,To).
+ case catch unicode:characters_to_list(Chars, From) of
+ L when is_list(L) ->
+ unicode:characters_to_binary(
+ [ case X of
+ $\n when TrNl ->
+ "\r\n";
+ High when High > Limit ->
+ ["\\x{",erlang:integer_to_list(X, 16),$}];
+ Low ->
+ Low
+ end || X <- L ], unicode, To);
+ _ ->
+ error
+ end.
diff --git a/lib/kernel/test/Makefile b/lib/kernel/test/Makefile
index f1b8a105ed..ef351a25fb 100644
--- a/lib/kernel/test/Makefile
+++ b/lib/kernel/test/Makefile
@@ -77,7 +77,8 @@ MODULES= \
ignore_cores \
zlib_SUITE \
loose_node \
- sendfile_SUITE
+ sendfile_SUITE \
+ standard_error_SUITE
APP_FILES = \
appinc.app \
diff --git a/lib/kernel/test/standard_error_SUITE.erl b/lib/kernel/test/standard_error_SUITE.erl
new file mode 100644
index 0000000000..b290454b40
--- /dev/null
+++ b/lib/kernel/test/standard_error_SUITE.erl
@@ -0,0 +1,38 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2014. 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(standard_error_SUITE).
+
+-export([all/0,suite/0]).
+-export([badarg/1,getopts/1]).
+
+suite() ->
+ [{ct_hooks,[ts_install_cth]}].
+
+all() ->
+ [badarg,getopts].
+
+badarg(Config) when is_list(Config) ->
+ {'EXIT',{badarg,_}} = (catch io:put_chars(standard_error, [oops])),
+ true = erlang:is_process_alive(whereis(standard_error)),
+ ok.
+
+getopts(Config) when is_list(Config) ->
+ [{encoding,latin1}] = io:getopts(standard_error),
+ ok.
diff --git a/lib/ssh/doc/src/using_ssh.xml b/lib/ssh/doc/src/using_ssh.xml
index 9ab71260d3..46178d4018 100644
--- a/lib/ssh/doc/src/using_ssh.xml
+++ b/lib/ssh/doc/src/using_ssh.xml
@@ -79,7 +79,7 @@
<p> The option user_dir defaults to the users ~/.ssh directory</p>
<p>In the following example we generate new keys and host keys as
- to be able to run the example without having root privilages</p>
+ to be able to run the example without having root privileges</p>
<code>
$bash> ssh-keygen -t rsa -f /tmp/ssh_daemon/ssh_host_rsa_key
diff --git a/lib/ssl/doc/src/ssl.xml b/lib/ssl/doc/src/ssl.xml
index b53344e381..39b9b70579 100644
--- a/lib/ssl/doc/src/ssl.xml
+++ b/lib/ssl/doc/src/ssl.xml
@@ -4,7 +4,7 @@
<erlref>
<header>
<copyright>
- <year>1999</year><year>2014</year>
+ <year>1999</year><year>2015</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
@@ -348,11 +348,23 @@ fun(srp, Username :: string(), UserState :: term()) ->
</p>
</item>
+ <tag>{padding_check, boolean()}</tag>
+ <item>
+ <p> This option only affects TLS-1.0 connections.
+ If set to false it disables the block cipher padding check
+ to be able to interoperate with legacy software.
+ </p>
+
+ <warning><p> Using this option makes TLS vulnerable to
+ the Poodle attack</p></warning>
+
+ </item>
+
</taglist>
-
+
</section>
-
- <section>
+
+ <section>
<title>SSL OPTION DESCRIPTIONS - CLIENT SIDE</title>
<p>Options described here are client specific or has a slightly different
diff --git a/lib/ssl/src/dtls_record.erl b/lib/ssl/src/dtls_record.erl
index a7bbb6bc40..ae35dd7ea4 100644
--- a/lib/ssl/src/dtls_record.erl
+++ b/lib/ssl/src/dtls_record.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2013-2014. All Rights Reserved.
+%% Copyright Ericsson AB 2013-2015. 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
@@ -146,7 +146,7 @@ decode_cipher_text(#ssl_tls{type = Type, version = Version,
= ConnnectionStates0) ->
CompressAlg = SecParams#security_parameters.compression_algorithm,
{PlainFragment, Mac, ReadState1} = ssl_record:decipher(dtls_v1:corresponding_tls_version(Version),
- CipherFragment, ReadState0),
+ CipherFragment, ReadState0, true),
MacHash = calc_mac_hash(ReadState1, Type, Version, Epoch, Seq, PlainFragment),
case ssl_record:is_correct_mac(Mac, MacHash) of
true ->
diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl
index b4bea25942..4b7f49547b 100644
--- a/lib/ssl/src/ssl.erl
+++ b/lib/ssl/src/ssl.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1999-2014. All Rights Reserved.
+%% Copyright Ericsson AB 1999-2015. 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
@@ -656,7 +656,8 @@ handle_options(Opts0) ->
log_alert = handle_option(log_alert, Opts, true),
server_name_indication = handle_option(server_name_indication, Opts, undefined),
honor_cipher_order = handle_option(honor_cipher_order, Opts, false),
- protocol = proplists:get_value(protocol, Opts, tls)
+ protocol = proplists:get_value(protocol, Opts, tls),
+ padding_check = proplists:get_value(padding_check, Opts, true)
},
CbInfo = proplists:get_value(cb_info, Opts, {gen_tcp, tcp, tcp_closed, tcp_error}),
@@ -669,7 +670,7 @@ handle_options(Opts0) ->
cb_info, renegotiate_at, secure_renegotiate, hibernate_after,
erl_dist, next_protocols_advertised,
client_preferred_next_protocols, log_alert,
- server_name_indication, honor_cipher_order],
+ server_name_indication, honor_cipher_order, padding_check],
SockOpts = lists:foldl(fun(Key, PropList) ->
proplists:delete(Key, PropList)
@@ -847,6 +848,8 @@ validate_option(server_name_indication, undefined) ->
undefined;
validate_option(honor_cipher_order, Value) when is_boolean(Value) ->
Value;
+validate_option(padding_check, Value) when is_boolean(Value) ->
+ Value;
validate_option(Opt, Value) ->
throw({error, {options, {Opt, Value}}}).
diff --git a/lib/ssl/src/ssl_cipher.erl b/lib/ssl/src/ssl_cipher.erl
index 72467ea2a0..ff9c618a35 100644
--- a/lib/ssl/src/ssl_cipher.erl
+++ b/lib/ssl/src/ssl_cipher.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2007-2014. All Rights Reserved.
+%% Copyright Ericsson AB 2007-2015. 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
@@ -33,8 +33,7 @@
-include_lib("public_key/include/public_key.hrl").
-export([security_parameters/2, security_parameters/3, suite_definition/1,
- decipher/5, cipher/5,
- suite/1, suites/1, all_suites/1,
+ decipher/6, cipher/5, suite/1, suites/1, all_suites/1,
ec_keyed_suites/0, anonymous_suites/0, psk_suites/1, srp_suites/0,
openssl_suite/1, openssl_suite_name/1, filter/2, filter_suites/1,
hash_algorithm/1, sign_algorithm/1, is_acceptable_hash/2]).
@@ -143,17 +142,18 @@ block_cipher(Fun, BlockSz, #cipher_state{key=Key, iv=IV} = CS0,
{T, CS0#cipher_state{iv=NextIV}}.
%%--------------------------------------------------------------------
--spec decipher(cipher_enum(), integer(), #cipher_state{}, binary(), ssl_record:ssl_version()) ->
+-spec decipher(cipher_enum(), integer(), #cipher_state{}, binary(),
+ ssl_record:ssl_version(), boolean()) ->
{binary(), binary(), #cipher_state{}} | #alert{}.
%%
%% Description: Decrypts the data and the MAC using cipher described
%% by cipher_enum() and updating the cipher state.
%%-------------------------------------------------------------------
-decipher(?NULL, _HashSz, CipherState, Fragment, _) ->
+decipher(?NULL, _HashSz, CipherState, Fragment, _, _) ->
{Fragment, <<>>, CipherState};
-decipher(?RC4, HashSz, CipherState, Fragment, _) ->
+decipher(?RC4, HashSz, CipherState, Fragment, _, _) ->
State0 = case CipherState#cipher_state.state of
- undefined -> crypto:stream_init(rc4, CipherState#cipher_state.key);
+ undefined -> crypto:stream_init(rc4, CipherState#cipher_state.key);
S -> S
end,
try crypto:stream_decrypt(State0, Fragment) of
@@ -171,23 +171,23 @@ decipher(?RC4, HashSz, CipherState, Fragment, _) ->
?ALERT_REC(?FATAL, ?BAD_RECORD_MAC)
end;
-decipher(?DES, HashSz, CipherState, Fragment, Version) ->
+decipher(?DES, HashSz, CipherState, Fragment, Version, PaddingCheck) ->
block_decipher(fun(Key, IV, T) ->
crypto:block_decrypt(des_cbc, Key, IV, T)
- end, CipherState, HashSz, Fragment, Version);
-decipher(?'3DES', HashSz, CipherState, Fragment, Version) ->
+ end, CipherState, HashSz, Fragment, Version, PaddingCheck);
+decipher(?'3DES', HashSz, CipherState, Fragment, Version, PaddingCheck) ->
block_decipher(fun(<<K1:8/binary, K2:8/binary, K3:8/binary>>, IV, T) ->
crypto:block_decrypt(des3_cbc, [K1, K2, K3], IV, T)
- end, CipherState, HashSz, Fragment, Version);
-decipher(?AES, HashSz, CipherState, Fragment, Version) ->
+ end, CipherState, HashSz, Fragment, Version, PaddingCheck);
+decipher(?AES, HashSz, CipherState, Fragment, Version, PaddingCheck) ->
block_decipher(fun(Key, IV, T) when byte_size(Key) =:= 16 ->
crypto:block_decrypt(aes_cbc128, Key, IV, T);
(Key, IV, T) when byte_size(Key) =:= 32 ->
crypto:block_decrypt(aes_cbc256, Key, IV, T)
- end, CipherState, HashSz, Fragment, Version).
+ end, CipherState, HashSz, Fragment, Version, PaddingCheck).
block_decipher(Fun, #cipher_state{key=Key, iv=IV} = CipherState0,
- HashSz, Fragment, Version) ->
+ HashSz, Fragment, Version, PaddingCheck) ->
try
Text = Fun(Key, IV, Fragment),
NextIV = next_iv(Fragment, IV),
@@ -195,7 +195,7 @@ block_decipher(Fun, #cipher_state{key=Key, iv=IV} = CipherState0,
Content = GBC#generic_block_cipher.content,
Mac = GBC#generic_block_cipher.mac,
CipherState1 = CipherState0#cipher_state{iv=GBC#generic_block_cipher.next_iv},
- case is_correct_padding(GBC, Version) of
+ case is_correct_padding(GBC, Version, PaddingCheck) of
true ->
{Content, Mac, CipherState1};
false ->
@@ -1288,16 +1288,18 @@ generic_stream_cipher_from_bin(T, HashSz) ->
#generic_stream_cipher{content=Content,
mac=Mac}.
-%% For interoperability reasons we do not check the padding content in
-%% SSL 3.0 and TLS 1.0 as it is not strictly required and breaks
-%% interopability with for instance Google.
is_correct_padding(#generic_block_cipher{padding_length = Len,
- padding = Padding}, {3, N})
- when N == 0; N == 1 ->
- Len == byte_size(Padding);
-%% Padding must be check in TLS 1.1 and after
+ padding = Padding}, {3, 0}, _) ->
+ Len == byte_size(Padding); %% Only length check is done in SSL 3.0 spec
+%% For interoperability reasons it is possible to disable
+%% the padding check when using TLS 1.0, as it is not strictly required
+%% in the spec (only recommended), howerver this makes TLS 1.0 vunrable to the Poodle attack
+%% so by default this clause will not match
+is_correct_padding(GenBlockCipher, {3, 1}, false) ->
+ is_correct_padding(GenBlockCipher, {3, 0}, false);
+%% Padding must be checked in TLS 1.1 and after
is_correct_padding(#generic_block_cipher{padding_length = Len,
- padding = Padding}, _) ->
+ padding = Padding}, _, _) ->
Len == byte_size(Padding) andalso
list_to_binary(lists:duplicate(Len, Len)) == Padding.
diff --git a/lib/ssl/src/ssl_internal.hrl b/lib/ssl/src/ssl_internal.hrl
index 75efb64e3f..bb4e732517 100644
--- a/lib/ssl/src/ssl_internal.hrl
+++ b/lib/ssl/src/ssl_internal.hrl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2007-2014. All Rights Reserved.
+%% Copyright Ericsson AB 2007-2015. 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
@@ -117,7 +117,8 @@
server_name_indication = undefined,
%% Should the server prefer its own cipher order over the one provided by
%% the client?
- honor_cipher_order = false
+ honor_cipher_order = false,
+ padding_check = true
}).
-record(socket_options,
diff --git a/lib/ssl/src/ssl_record.erl b/lib/ssl/src/ssl_record.erl
index 7337225bc4..025a46bf65 100644
--- a/lib/ssl/src/ssl_record.erl
+++ b/lib/ssl/src/ssl_record.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2013-2014. All Rights Reserved.
+%% Copyright Ericsson AB 2013-2015. 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
@@ -48,7 +48,7 @@
-export([compress/3, uncompress/3, compressions/0]).
%% Payload encryption/decryption
--export([cipher/4, decipher/3, is_correct_mac/2]).
+-export([cipher/4, decipher/4, is_correct_mac/2]).
-export_type([ssl_version/0, ssl_atom_version/0]).
@@ -376,8 +376,9 @@ cipher(Version, Fragment,
{CipherFragment, CipherS1} =
ssl_cipher:cipher(BulkCipherAlgo, CipherS0, MacHash, Fragment, Version),
{CipherFragment, WriteState0#connection_state{cipher_state = CipherS1}}.
+
%%--------------------------------------------------------------------
--spec decipher(ssl_version(), binary(), #connection_state{}) -> {binary(), binary(), #connection_state{}} | #alert{}.
+-spec decipher(ssl_version(), binary(), #connection_state{}, boolean()) -> {binary(), binary(), #connection_state{}} | #alert{}.
%%
%% Description: Payload decryption
%%--------------------------------------------------------------------
@@ -387,8 +388,8 @@ decipher(Version, CipherFragment,
BulkCipherAlgo,
hash_size = HashSz},
cipher_state = CipherS0
- } = ReadState) ->
- case ssl_cipher:decipher(BulkCipherAlgo, HashSz, CipherS0, CipherFragment, Version) of
+ } = ReadState, PaddingCheck) ->
+ case ssl_cipher:decipher(BulkCipherAlgo, HashSz, CipherS0, CipherFragment, Version, PaddingCheck) of
{PlainFragment, Mac, CipherS1} ->
CS1 = ReadState#connection_state{cipher_state = CipherS1},
{PlainFragment, Mac, CS1};
diff --git a/lib/ssl/src/tls_connection.erl b/lib/ssl/src/tls_connection.erl
index 7df73fb581..77d3aa7889 100644
--- a/lib/ssl/src/tls_connection.erl
+++ b/lib/ssl/src/tls_connection.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2007-2014. All Rights Reserved.
+%% Copyright Ericsson AB 2007-2015. 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
@@ -482,8 +482,9 @@ next_record(#state{protocol_buffers = #protocol_buffers{tls_packets = [], tls_ci
next_record(#state{protocol_buffers =
#protocol_buffers{tls_packets = [], tls_cipher_texts = [CT | Rest]}
= Buffers,
- connection_states = ConnStates0} = State) ->
- case tls_record:decode_cipher_text(CT, ConnStates0) of
+ connection_states = ConnStates0,
+ ssl_options = #ssl_options{padding_check = Check}} = State) ->
+ case tls_record:decode_cipher_text(CT, ConnStates0, Check) of
{Plain, ConnStates} ->
{Plain, State#state{protocol_buffers =
Buffers#protocol_buffers{tls_cipher_texts = Rest},
diff --git a/lib/ssl/src/tls_record.erl b/lib/ssl/src/tls_record.erl
index f50ea22f39..ed61da2d62 100644
--- a/lib/ssl/src/tls_record.erl
+++ b/lib/ssl/src/tls_record.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2007-2014. All Rights Reserved.
+%% Copyright Ericsson AB 2007-2015. 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
@@ -34,7 +34,7 @@
-export([get_tls_records/2]).
%% Decoding
--export([decode_cipher_text/2]).
+-export([decode_cipher_text/3]).
%% Encoding
-export([encode_plain_text/4]).
@@ -142,19 +142,21 @@ encode_plain_text(Type, Version, Data,
{CipherText, ConnectionStates#connection_states{current_write = WriteState#connection_state{sequence_number = Seq +1}}}.
%%--------------------------------------------------------------------
--spec decode_cipher_text(#ssl_tls{}, #connection_states{}) ->
+-spec decode_cipher_text(#ssl_tls{}, #connection_states{}, boolean()) ->
{#ssl_tls{}, #connection_states{}}| #alert{}.
%%
%% Description: Decode cipher text
%%--------------------------------------------------------------------
decode_cipher_text(#ssl_tls{type = Type, version = Version,
- fragment = CipherFragment} = CipherText, ConnnectionStates0) ->
- ReadState0 = ConnnectionStates0#connection_states.current_read,
- #connection_state{compression_state = CompressionS0,
- sequence_number = Seq,
- security_parameters = SecParams} = ReadState0,
- CompressAlg = SecParams#security_parameters.compression_algorithm,
- case ssl_record:decipher(Version, CipherFragment, ReadState0) of
+ fragment = CipherFragment} = CipherText,
+ #connection_states{current_read =
+ #connection_state{
+ compression_state = CompressionS0,
+ sequence_number = Seq,
+ security_parameters=
+ #security_parameters{compression_algorithm = CompressAlg}
+ } = ReadState0} = ConnnectionStates0, PaddingCheck) ->
+ case ssl_record:decipher(Version, CipherFragment, ReadState0, PaddingCheck) of
{PlainFragment, Mac, ReadState1} ->
MacHash = calc_mac_hash(Type, Version, PlainFragment, ReadState1),
case ssl_record:is_correct_mac(Mac, MacHash) of
diff --git a/lib/ssl/test/ssl_cipher_SUITE.erl b/lib/ssl/test/ssl_cipher_SUITE.erl
index 45e91786d4..0e48b674e0 100644
--- a/lib/ssl/test/ssl_cipher_SUITE.erl
+++ b/lib/ssl/test/ssl_cipher_SUITE.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2008-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2008-2015. 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
@@ -38,7 +38,7 @@
suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
- [aes_decipher_good, aes_decipher_good_tls11, aes_decipher_fail, aes_decipher_fail_tls11].
+ [aes_decipher_good, aes_decipher_fail, padding_test].
groups() ->
[].
@@ -73,93 +73,123 @@ end_per_testcase(_TestCase, Config) ->
%% Test Cases --------------------------------------------------------
%%--------------------------------------------------------------------
aes_decipher_good() ->
- [{doc,"Decipher a known cryptotext."}].
+ [{doc,"Decipher a known cryptotext using a correct key"}].
aes_decipher_good(Config) when is_list(Config) ->
HashSz = 32,
- CipherState = #cipher_state{iv = <<59,201,85,117,188,206,224,136,5,109,46,70,104,79,4,9>>,
- key = <<72,196,247,97,62,213,222,109,210,204,217,186,172,184,197,148>>},
- Fragment = <<220,193,179,139,171,33,143,245,202,47,123,251,13,232,114,8,
- 190,162,74,31,186,227,119,155,94,74,119,79,169,193,240,160,
- 198,181,81,19,98,162,213,228,74,224,253,168,156,59,195,122,
- 108,101,107,242,20,15,169,150,163,107,101,94,93,104,241,165>>,
- Content = <<183,139,16,132,10,209,67,86,168,100,61,217,145,57,36,56, "HELLO\n">>,
- Mac = <<71,136,212,107,223,200,70,232,127,116,148,205,232,35,158,113,237,174,15,217,192,168,35,8,6,107,107,233,25,174,90,111>>,
- Version = {3,0},
- {Content, Mac, _} = ssl_cipher:decipher(?AES, HashSz, CipherState, Fragment, Version),
- Version1 = {3,1},
- {Content, Mac, _} = ssl_cipher:decipher(?AES, HashSz, CipherState, Fragment, Version1),
- ok.
-
-%%--------------------------------------------------------------------
-
-aes_decipher_good_tls11() ->
- [{doc,"Decipher a known TLS 1.1 cryptotext."}].
-
-%% the fragment is actuall a TLS 1.1 record, with
-%% Version = TLS 1.1, we get the correct NextIV in #cipher_state
-aes_decipher_good_tls11(Config) when is_list(Config) ->
- HashSz = 32,
- CipherState = #cipher_state{iv = <<59,201,85,117,188,206,224,136,5,109,46,70,104,79,4,9>>,
- key = <<72,196,247,97,62,213,222,109,210,204,217,186,172,184,197,148>>},
- Fragment = <<220,193,179,139,171,33,143,245,202,47,123,251,13,232,114,8,
- 190,162,74,31,186,227,119,155,94,74,119,79,169,193,240,160,
- 198,181,81,19,98,162,213,228,74,224,253,168,156,59,195,122,
- 108,101,107,242,20,15,169,150,163,107,101,94,93,104,241,165>>,
- Content = <<"HELLO\n">>,
- NextIV = <<183,139,16,132,10,209,67,86,168,100,61,217,145,57,36,56>>,
- Mac = <<71,136,212,107,223,200,70,232,127,116,148,205,232,35,158,113,237,174,15,217,192,168,35,8,6,107,107,233,25,174,90,111>>,
- Version = {3,2},
- {Content, Mac, #cipher_state{iv = NextIV}} = ssl_cipher:decipher(?AES, HashSz, CipherState, Fragment, Version),
- Version1 = {3,2},
- {Content, Mac, #cipher_state{iv = NextIV}} = ssl_cipher:decipher(?AES, HashSz, CipherState, Fragment, Version1),
- ok.
+ CipherState = correct_cipher_state(),
+ decipher_check_good(HashSz, CipherState, {3,0}),
+ decipher_check_good(HashSz, CipherState, {3,1}),
+ decipher_check_good(HashSz, CipherState, {3,2}),
+ decipher_check_good(HashSz, CipherState, {3,3}).
%%--------------------------------------------------------------------
aes_decipher_fail() ->
- [{doc,"Decipher a known cryptotext."}].
+ [{doc,"Decipher a known cryptotext using a incorrect key"}].
-%% same as above, last byte of key replaced
aes_decipher_fail(Config) when is_list(Config) ->
HashSz = 32,
- CipherState = #cipher_state{iv = <<59,201,85,117,188,206,224,136,5,109,46,70,104,79,4,9>>,
- key = <<72,196,247,97,62,213,222,109,210,204,217,186,172,184,197,254>>},
- Fragment = <<220,193,179,139,171,33,143,245,202,47,123,251,13,232,114,8,
- 190,162,74,31,186,227,119,155,94,74,119,79,169,193,240,160,
- 198,181,81,19,98,162,213,228,74,224,253,168,156,59,195,122,
- 108,101,107,242,20,15,169,150,163,107,101,94,93,104,241,165>>,
- Version = {3,0},
- {Content, Mac, _} = ssl_cipher:decipher(?AES, HashSz, CipherState, Fragment, Version),
- 32 = byte_size(Content),
- 32 = byte_size(Mac),
- Version1 = {3,1},
- {Content1, Mac1, _} = ssl_cipher:decipher(?AES, HashSz, CipherState, Fragment, Version1),
- 32 = byte_size(Content1),
- 32 = byte_size(Mac1),
- ok.
-%%--------------------------------------------------------------------
-
-aes_decipher_fail_tls11() ->
- [{doc,"Decipher a known TLS 1.1 cryptotext."}].
-
-%% same as above, last byte of key replaced
-%% stricter padding checks in TLS 1.1 mean we get an alert instead
-aes_decipher_fail_tls11(Config) when is_list(Config) ->
- HashSz = 32,
- CipherState = #cipher_state{iv = <<59,201,85,117,188,206,224,136,5,109,46,70,104,79,4,9>>,
- key = <<72,196,247,97,62,213,222,109,210,204,217,186,172,184,197,254>>},
- Fragment = <<220,193,179,139,171,33,143,245,202,47,123,251,13,232,114,8,
- 190,162,74,31,186,227,119,155,94,74,119,79,169,193,240,160,
- 198,181,81,19,98,162,213,228,74,224,253,168,156,59,195,122,
- 108,101,107,242,20,15,169,150,163,107,101,94,93,104,241,165>>,
- Version = {3,2},
- #alert{level = ?FATAL, description = ?BAD_RECORD_MAC} =
- ssl_cipher:decipher(?AES, HashSz, CipherState, Fragment, Version),
- Version1 = {3,3},
- #alert{level = ?FATAL, description = ?BAD_RECORD_MAC} =
- ssl_cipher:decipher(?AES, HashSz, CipherState, Fragment, Version1),
- ok.
+ CipherState = incorrect_cipher_state(),
+ decipher_check_fail(HashSz, CipherState, {3,0}),
+ decipher_check_fail(HashSz, CipherState, {3,1}),
+ decipher_check_fail(HashSz, CipherState, {3,2}),
+ decipher_check_fail(HashSz, CipherState, {3,3}).
%%--------------------------------------------------------------------
+padding_test(Config) when is_list(Config) ->
+ HashSz = 16,
+ CipherState = correct_cipher_state(),
+ pad_test(HashSz, CipherState, {3,0}),
+ pad_test(HashSz, CipherState, {3,1}),
+ pad_test(HashSz, CipherState, {3,2}),
+ pad_test(HashSz, CipherState, {3,3}).
+
+%%--------------------------------------------------------------------
+% Internal functions --------------------------------------------------------
+%%--------------------------------------------------------------------
+decipher_check_good(HashSz, CipherState, Version) ->
+ {Content, NextIV, Mac} = content_nextiv_mac(Version),
+ {Content, Mac, #cipher_state{iv = NextIV}} =
+ ssl_cipher:decipher(?AES, HashSz, CipherState, aes_fragment(Version), Version, true).
+
+decipher_check_fail(HashSz, CipherState, Version) ->
+ {Content, NextIV, Mac} = content_nextiv_mac(Version),
+ true = {Content, Mac, #cipher_state{iv = NextIV}} =/=
+ ssl_cipher:decipher(?AES, HashSz, CipherState, aes_fragment(Version), Version, true).
+
+pad_test(HashSz, CipherState, {3,0} = Version) ->
+ %% 3.0 does not have padding test
+ {Content, NextIV, Mac} = badpad_content_nextiv_mac(Version),
+ {Content, Mac, #cipher_state{iv = NextIV}} =
+ ssl_cipher:decipher(?AES, HashSz, CipherState, badpad_aes_fragment({3,0}), {3,0}, true),
+ {Content, Mac, #cipher_state{iv = NextIV}} =
+ ssl_cipher:decipher(?AES, HashSz, CipherState, badpad_aes_fragment({3,0}), {3,0}, false);
+pad_test(HashSz, CipherState, {3,1} = Version) ->
+ %% 3.1 should have padding test, but may be disabled
+ {Content, NextIV, Mac} = badpad_content_nextiv_mac(Version),
+ BadCont = badpad_content(Content),
+ {Content, Mac, #cipher_state{iv = NextIV}} =
+ ssl_cipher:decipher(?AES, HashSz, CipherState, badpad_aes_fragment({3,1}) , {3,1}, false),
+ {BadCont, Mac, #cipher_state{iv = NextIV}} =
+ ssl_cipher:decipher(?AES, HashSz, CipherState, badpad_aes_fragment({3,1}), {3,1}, true);
+pad_test(HashSz, CipherState, Version) ->
+ %% 3.2 and 3.3 must have padding test
+ {Content, NextIV, Mac} = badpad_content_nextiv_mac(Version),
+ BadCont = badpad_content(Content),
+ {BadCont, Mac, #cipher_state{iv = NextIV}} = ssl_cipher:decipher(?AES, HashSz, CipherState,
+ badpad_aes_fragment(Version), Version, false),
+ {BadCont, Mac, #cipher_state{iv = NextIV}} = ssl_cipher:decipher(?AES, HashSz, CipherState,
+ badpad_aes_fragment(Version), Version, true).
+
+aes_fragment({3,N}) when N == 0; N == 1->
+ <<197,9,6,109,242,87,80,154,85,250,110,81,119,95,65,185,53,206,216,153,246,169,
+ 119,177,178,238,248,174,253,220,242,81,33,0,177,251,91,44,247,53,183,198,165,
+ 63,20,194,159,107>>;
+
+aes_fragment(_) ->
+ <<220,193,179,139,171,33,143,245,202,47,123,251,13,232,114,8,
+ 190,162,74,31,186,227,119,155,94,74,119,79,169,193,240,160,
+ 198,181,81,19,98,162,213,228,74,224,253,168,156,59,195,122,
+ 108,101,107,242,20,15,169,150,163,107,101,94,93,104,241,165>>.
+
+badpad_aes_fragment({3,N}) when N == 0; N == 1 ->
+ <<186,139,125,10,118,21,26,248,120,108,193,104,87,118,145,79,225,55,228,10,105,
+ 30,190,37,1,88,139,243,210,99,65,41>>;
+badpad_aes_fragment(_) ->
+ <<137,31,14,77,228,80,76,103,183,125,55,250,68,190,123,131,117,23,229,180,207,
+ 94,121,137,117,157,109,99,113,61,190,138,131,229,201,120,142,179,172,48,77,
+ 234,19,240,33,38,91,93>>.
+
+content_nextiv_mac({3,N}) when N == 0; N == 1 ->
+ {<<"HELLO\n">>,
+ <<33,0, 177,251, 91,44, 247,53, 183,198, 165,63, 20,194, 159,107>>,
+ <<71,136,212,107,223,200,70,232,127,116,148,205,232,35,158,113,237,174,15,217,192,168,35,8,6,107,107,233,25,174,90,111>>};
+content_nextiv_mac(_) ->
+ {<<"HELLO\n">>,
+ <<183,139,16,132,10,209,67,86,168,100,61,217,145,57,36,56>>,
+ <<71,136,212,107,223,200,70,232,127,116,148,205,232,35,158,113,237,174,15,217,192,168,35,8,6,107,107,233,25,174,90,111>>}.
+
+badpad_content_nextiv_mac({3,N}) when N == 0; N == 1 ->
+ {<<"HELLO\n">>,
+ <<225,55,228,10,105,30,190,37,1,88,139,243,210,99,65,41>>,
+ <<183,139,16,132,10,209,67,86,168,100,61,217,145,57,36,56>>
+ };
+badpad_content_nextiv_mac(_) ->
+ {<<"HELLO\n">>,
+ <<133,211,45,189,179,229,56,86,11,178,239,159,14,160,253,140>>,
+ <<183,139,16,132,10,209,67,86,168,100,61,217,145,57,36,56>>
+ }.
+
+badpad_content(Content) ->
+ %% BadContent will fail mac test
+ <<16#F0, Content/binary>>.
+
+correct_cipher_state() ->
+ #cipher_state{iv = <<59,201,85,117,188,206,224,136,5,109,46,70,104,79,4,9>>,
+ key = <<72,196,247,97,62,213,222,109,210,204,217,186,172,184,197,148>>}.
+
+incorrect_cipher_state() ->
+ #cipher_state{iv = <<59,201,85,117,188,206,224,136,5,109,46,70,104,79,4,9>>,
+ key = <<72,196,247,97,62,213,222,109,210,204,217,186,172,184,197,254>>}.
diff --git a/lib/tools/src/lcnt.erl b/lib/tools/src/lcnt.erl
index f1251fddab..d5ba8aa52f 100644
--- a/lib/tools/src/lcnt.erl
+++ b/lib/tools/src/lcnt.erl
@@ -305,7 +305,7 @@ handle_call({inspect, Lockname, InOpts}, _From, #state{ duration=Duration, locks
{true, true} -> locks_ids(Filtered);
_ -> []
end,
- Combos = combine_classes(Filtered, proplists:get_value(combine, Opts)),
+ Combos = combine_classes(Filtered, proplists:get_value(combine, Opts)),
case proplists:get_value(locations, Opts) of
true ->
lists:foreach(fun
@@ -329,9 +329,8 @@ handle_call({inspect, Lockname, InOpts}, _From, #state{ duration=Duration, locks
end
end, Combos);
_ ->
- Print1 = locks2print(Combos, Duration),
- Print2 = filter_print(Print1, Opts),
- print_lock_information(Print2, proplists:get_value(print, Opts))
+ Print = filter_print(locks2print(Combos, Duration), Opts),
+ print_lock_information(Print, proplists:get_value(print, Opts))
end,
{reply, ok, State};
@@ -357,8 +356,7 @@ handle_call({histogram, Lockname, InOpts}, _From, #state{ duration=Duration, loc
{thresholds, [{tries, -1}, {colls, -1}, {time, -1}]}], Opts),
Prints = locks2print([L], Duration),
print_lock_information(Prints, proplists:get_value(print, Opts1)),
- print_full_histogram(SumStats#stats.hist),
- io:format("~n")
+ print_full_histogram(SumStats#stats.hist)
end, Combos),
{reply, ok, State};
@@ -509,20 +507,23 @@ filter_locks(Locks, Lockname) ->
% 4. max length of locks
filter_print(PLs, Opts) ->
- TLs = threshold_locks(PLs, proplists:get_value(thresholds, Opts, [])),
- SLs = sort_locks(TLs, proplists:get_value(sort, Opts, time)),
- CLs = cut_locks(SLs, proplists:get_value(max_locks, Opts, none)),
- reverse_locks(CLs, not proplists:get_value(reverse,Opts, false)).
-
-sort_locks(Locks, name) -> lists:keysort(#print.name, Locks);
-sort_locks(Locks, id) -> lists:keysort(#print.id, Locks);
-sort_locks(Locks, type) -> lists:keysort(#print.type, Locks);
-sort_locks(Locks, tries) -> lists:keysort(#print.tries, Locks);
-sort_locks(Locks, colls) -> lists:keysort(#print.colls, Locks);
-sort_locks(Locks, ratio) -> lists:keysort(#print.cr, Locks);
-sort_locks(Locks, time) -> lists:keysort(#print.time, Locks);
+ TLs = threshold_locks(PLs, proplists:get_value(thresholds, Opts, [])),
+ SLs = sort_locks(TLs, proplists:get_value(sort, Opts, time)),
+ CLs = cut_locks(SLs, proplists:get_value(max_locks, Opts, none)),
+ reverse_locks(CLs, proplists:get_value(reverse, Opts, false)).
+
+sort_locks(Locks, name) -> reverse_sort_locks(#print.name, Locks);
+sort_locks(Locks, id) -> reverse_sort_locks(#print.id, Locks);
+sort_locks(Locks, type) -> reverse_sort_locks(#print.type, Locks);
+sort_locks(Locks, tries) -> reverse_sort_locks(#print.tries, Locks);
+sort_locks(Locks, colls) -> reverse_sort_locks(#print.colls, Locks);
+sort_locks(Locks, ratio) -> reverse_sort_locks(#print.cr, Locks);
+sort_locks(Locks, time) -> reverse_sort_locks(#print.time, Locks);
sort_locks(Locks, _) -> sort_locks(Locks, time).
+reverse_sort_locks(Ix, Locks) ->
+ lists:reverse(lists:keysort(Ix, Locks)).
+
% cut locks not above certain thresholds
threshold_locks(Locks, Thresholds) ->
Tries = proplists:get_value(tries, Thresholds, -1),
@@ -647,15 +648,19 @@ format_histogram(Tup) when is_tuple(Tup) ->
_ -> string_histogram([case V of 0 -> 0; _ -> V/Max end || V <- Vs])
end.
-string_histogram([0|Vs]) ->
- [$\s|string_histogram(Vs)];
-string_histogram([V|Vs]) when V > 0.66 ->
- [$X|string_histogram(Vs)];
-string_histogram([V|Vs]) when V > 0.33 ->
- [$x|string_histogram(Vs)];
-string_histogram([_|Vs]) ->
- [$.|string_histogram(Vs)];
-string_histogram([]) -> [].
+string_histogram(Vs) ->
+ [$||histogram_values_to_string(Vs,$|)].
+
+histogram_values_to_string([0|Vs],End) ->
+ [$\s|histogram_values_to_string(Vs,End)];
+histogram_values_to_string([V|Vs],End) when V > 0.66 ->
+ [$X|histogram_values_to_string(Vs,End)];
+histogram_values_to_string([V|Vs],End) when V > 0.33 ->
+ [$x|histogram_values_to_string(Vs,End)];
+histogram_values_to_string([_|Vs],End) ->
+ [$.|histogram_values_to_string(Vs,End)];
+histogram_values_to_string([],End) ->
+ [End].
%% state making
@@ -778,7 +783,7 @@ auto_print_width(Locks, Print) ->
({print,print}, Out) -> [print|Out];
({Str, Len}, Out) -> [erlang:min(erlang:max(length(s(Str))+1,Len),80)|Out]
end, [], lists:zip(tuple_to_list(L), tuple_to_list(Max)))))
- end, #print{ id = 4, type = 5, entry = 5, name = 6, tries = 8, colls = 13, cr = 16, time = 11, dtr = 14, hist=20 },
+ end, #print{ id=4, type=5, entry=5, name=6, tries=8, colls=13, cr=16, time=11, dtr=14, hist=20 },
Locks),
% Setup the offsets for later pruning
Offsets = [
@@ -820,7 +825,7 @@ print_header(Opts) ->
cr = "collisions [%]",
time = "time [us]",
dtr = "duration [%]",
- hist = "histogram"
+ hist = "histogram [log2(us)]"
},
Divider = #print{
name = lists:duplicate(1 + length(Header#print.name), 45),
@@ -863,9 +868,9 @@ format_lock(L, [Opt|Opts]) ->
{time, W} -> [{space, W, s(L#print.time) } | format_lock(L, Opts)];
duration -> [{space, 20, s(L#print.dtr) } | format_lock(L, Opts)];
{duration, W} -> [{space, W, s(L#print.dtr) } | format_lock(L, Opts)];
- histogram -> [{space, 0, s(L#print.hist) } | format_lock(L, Opts)];
- {histogram, W} -> [{space, W, s(L#print.hist) } | format_lock(L, Opts)];
- _ -> format_lock(L, Opts)
+ histogram -> [{space, 20, s(L#print.hist) } | format_lock(L, Opts)];
+ {histogram, W} -> [{left, W - length(s(L#print.hist)) - 1, s(L#print.hist)} | format_lock(L, Opts)];
+ _ -> format_lock(L, Opts)
end.
print_state_information(#state{locks = Locks} = State) ->
@@ -926,6 +931,7 @@ s(T) -> term2string(T).
strings(Strings) -> strings(Strings, []).
strings([], Out) -> Out;
strings([{space, N, S} | Ss], Out) -> strings(Ss, Out ++ term2string(term2string("~~~ws", [N]), [S]));
+strings([{left, N, S} | Ss], Out) -> strings(Ss, Out ++ term2string(term2string(" ~~s~~~ws", [N]), [S,""]));
strings([{format, Format, S} | Ss], Out) -> strings(Ss, Out ++ term2string(Format, [S]));
strings([S|Ss], Out) -> strings(Ss, Out ++ term2string("~ts", [S])).
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-21 16:56:26 +0000