diff options
Diffstat (limited to 'lib/crypto/src/crypto.erl')
| -rw-r--r-- | lib/crypto/src/crypto.erl | 174 |
1 files changed, 146 insertions, 28 deletions
diff --git a/lib/crypto/src/crypto.erl b/lib/crypto/src/crypto.erl index 1a1b4f98b5..0d85b94b57 100644 --- a/lib/crypto/src/crypto.erl +++ b/lib/crypto/src/crypto.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2017. All Rights Reserved. +%% Copyright Ericsson AB 1999-2018. 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. @@ -51,9 +51,18 @@ engine_load/3, engine_load/4, engine_unload/1, + engine_by_id/1, engine_list/0, engine_ctrl_cmd_string/3, - engine_ctrl_cmd_string/4 + engine_ctrl_cmd_string/4, + engine_add/1, + engine_remove/1, + engine_get_id/1, + engine_get_name/1, + ensure_engine_loaded/2, + ensure_engine_loaded/3, + ensure_engine_unloaded/1, + ensure_engine_unloaded/2 ]). -export_type([engine_ref/0, @@ -444,7 +453,7 @@ sign(Algorithm, Type, Data, Key, Options) -> -type engine_key_ref() :: #{engine := engine_ref(), key_id := key_id(), password => password(), - term() => term() + term() => term() }. -type pk_algs() :: rsa | ecdsa | dss . @@ -604,7 +613,7 @@ compute_key(ecdh, Others, My, Curve) -> -type engine_method_type() :: engine_method_rsa | engine_method_dsa | engine_method_dh | engine_method_rand | engine_method_ecdh | engine_method_ecdsa | engine_method_ciphers | engine_method_digests | engine_method_store | - engine_method_pkey_meths | engine_method_pkey_asn1_meths | + engine_method_pkey_meths | engine_method_pkey_asn1_meths | engine_method_ec. -type engine_ref() :: term(). @@ -621,7 +630,8 @@ engine_get_all_methods() -> PreCmds::[{unicode:chardata(), unicode:chardata()}], PostCmds::[{unicode:chardata(), unicode:chardata()}]) -> {ok, Engine::engine_ref()} | {error, Reason::term()}. -engine_load(EngineId, PreCmds, PostCmds) when is_list(PreCmds), is_list(PostCmds) -> +engine_load(EngineId, PreCmds, PostCmds) when is_list(PreCmds), + is_list(PostCmds) -> engine_load(EngineId, PreCmds, PostCmds, engine_get_all_methods()). %%---------------------------------------------------------------------- @@ -638,28 +648,26 @@ engine_load(EngineId, PreCmds, PostCmds, EngineMethods) when is_list(PreCmds), ok = notsup_to_error(engine_load_dynamic_nif()), case notsup_to_error(engine_by_id_nif(ensure_bin_chardata(EngineId))) of {ok, Engine} -> - ok = engine_load_1(Engine, PreCmds, PostCmds, EngineMethods), - {ok, Engine}; + engine_load_1(Engine, PreCmds, PostCmds, EngineMethods); {error, Error1} -> {error, Error1} end catch - throw:Error2 -> - Error2 + throw:Error2 -> + Error2 end. engine_load_1(Engine, PreCmds, PostCmds, EngineMethods) -> try ok = engine_nif_wrapper(engine_ctrl_cmd_strings_nif(Engine, ensure_bin_cmds(PreCmds), 0)), - ok = engine_nif_wrapper(engine_add_nif(Engine)), ok = engine_nif_wrapper(engine_init_nif(Engine)), engine_load_2(Engine, PostCmds, EngineMethods), - ok + {ok, Engine} catch - throw:Error -> - %% The engine couldn't initialise, release the structural reference - ok = engine_free_nif(Engine), - throw(Error) + throw:Error -> + %% The engine couldn't initialise, release the structural reference + ok = engine_free_nif(Engine), + throw(Error) end. engine_load_2(Engine, PostCmds, EngineMethods) -> @@ -689,7 +697,6 @@ engine_unload(Engine, EngineMethods) -> try [ok = engine_nif_wrapper(engine_unregister_nif(Engine, engine_method_atom_to_int(Method))) || Method <- EngineMethods], - ok = engine_nif_wrapper(engine_remove_nif(Engine)), %% Release the functional reference from engine_init_nif ok = engine_nif_wrapper(engine_finish_nif(Engine)), %% Release the structural reference from engine_by_id_nif @@ -700,6 +707,41 @@ engine_unload(Engine, EngineMethods) -> end. %%---------------------------------------------------------------------- +%% Function: engine_by_id/1 +%%---------------------------------------------------------------------- +engine_by_id(EngineId) -> + try + notsup_to_error(engine_by_id_nif(ensure_bin_chardata(EngineId))) + catch + throw:Error -> + Error + end. + +%%---------------------------------------------------------------------- +%% Function: engine_add/1 +%%---------------------------------------------------------------------- +engine_add(Engine) -> + notsup_to_error(engine_add_nif(Engine)). + +%%---------------------------------------------------------------------- +%% Function: engine_remove/1 +%%---------------------------------------------------------------------- +engine_remove(Engine) -> + notsup_to_error(engine_remove_nif(Engine)). + +%%---------------------------------------------------------------------- +%% Function: engine_get_id/1 +%%---------------------------------------------------------------------- +engine_get_id(Engine) -> + notsup_to_error(engine_get_id_nif(Engine)). + +%%---------------------------------------------------------------------- +%% Function: engine_get_name/1 +%%---------------------------------------------------------------------- +engine_get_name(Engine) -> + notsup_to_error(engine_get_name_nif(Engine)). + +%%---------------------------------------------------------------------- %% Function: engine_list/0 %%---------------------------------------------------------------------- -spec engine_list() -> @@ -710,9 +752,9 @@ engine_list() -> []; {ok, Engine} -> case notsup_to_error(engine_get_id_nif(Engine)) of - {ok, <<>>} -> + <<>> -> engine_list(Engine, []); - {ok, EngineId} -> + EngineId -> engine_list(Engine, [EngineId]) end end. @@ -723,9 +765,9 @@ engine_list(Engine0, IdList) -> lists:reverse(IdList); {ok, Engine1} -> case notsup_to_error(engine_get_id_nif(Engine1)) of - {ok, <<>>} -> + <<>> -> engine_list(Engine1, IdList); - {ok, EngineId} -> + EngineId -> engine_list(Engine1, [EngineId |IdList]) end end. @@ -734,7 +776,7 @@ engine_list(Engine0, IdList) -> %% Function: engine_ctrl_cmd_string/3 %%---------------------------------------------------------------------- -spec engine_ctrl_cmd_string(Engine::term(), - CmdName::unicode:chardata(), + CmdName::unicode:chardata(), CmdArg::unicode:chardata()) -> ok | {error, Reason::term()}. engine_ctrl_cmd_string(Engine, CmdName, CmdArg) -> @@ -744,13 +786,13 @@ engine_ctrl_cmd_string(Engine, CmdName, CmdArg) -> %% Function: engine_ctrl_cmd_string/4 %%---------------------------------------------------------------------- -spec engine_ctrl_cmd_string(Engine::term(), - CmdName::unicode:chardata(), + CmdName::unicode:chardata(), CmdArg::unicode:chardata(), Optional::boolean()) -> ok | {error, Reason::term()}. engine_ctrl_cmd_string(Engine, CmdName, CmdArg, Optional) -> - case engine_ctrl_cmd_strings_nif(Engine, - ensure_bin_cmds([{CmdName, CmdArg}]), + case engine_ctrl_cmd_strings_nif(Engine, + ensure_bin_cmds([{CmdName, CmdArg}]), bool_to_int(Optional)) of ok -> ok; @@ -760,6 +802,82 @@ engine_ctrl_cmd_string(Engine, CmdName, CmdArg, Optional) -> {error, Error} end. +%%---------------------------------------------------------------------- +%% Function: ensure_engine_loaded/2 +%% Special version of load that only uses dynamic engine to load +%%---------------------------------------------------------------------- +ensure_engine_loaded(EngineId, LibPath) -> + ensure_engine_loaded(EngineId, LibPath, engine_get_all_methods()). + +%%---------------------------------------------------------------------- +%% Function: ensure_engine_loaded/3 +%% Special version of load that only uses dynamic engine to load +%%---------------------------------------------------------------------- +ensure_engine_loaded(EngineId, LibPath, EngineMethods) -> + try + List = crypto:engine_list(), + case lists:member(EngineId, List) of + true -> + notsup_to_error(engine_by_id_nif(ensure_bin_chardata(EngineId))); + false -> + ok = notsup_to_error(engine_load_dynamic_nif()), + case notsup_to_error(engine_by_id_nif(ensure_bin_chardata(<<"dynamic">>))) of + {ok, Engine} -> + PreCommands = [{<<"SO_PATH">>, ensure_bin_chardata(LibPath)}, + {<<"ID">>, ensure_bin_chardata(EngineId)}, + <<"LOAD">>], + ensure_engine_loaded_1(Engine, PreCommands, EngineMethods); + {error, Error1} -> + {error, Error1} + end + end + catch + throw:Error2 -> + Error2 + end. + +ensure_engine_loaded_1(Engine, PreCmds, Methods) -> + try + ok = engine_nif_wrapper(engine_ctrl_cmd_strings_nif(Engine, ensure_bin_cmds(PreCmds), 0)), + ok = engine_nif_wrapper(engine_add_nif(Engine)), + ok = engine_nif_wrapper(engine_init_nif(Engine)), + ensure_engine_loaded_2(Engine, Methods), + {ok, Engine} + catch + throw:Error -> + %% The engine couldn't initialise, release the structural reference + ok = engine_free_nif(Engine), + throw(Error) + end. + +ensure_engine_loaded_2(Engine, Methods) -> + try + [ok = engine_nif_wrapper(engine_register_nif(Engine, engine_method_atom_to_int(Method))) || + Method <- Methods], + ok + catch + throw:Error -> + %% The engine registration failed, release the functional reference + ok = engine_finish_nif(Engine), + throw(Error) + end. +%%---------------------------------------------------------------------- +%% Function: ensure_engine_unloaded/1 +%%---------------------------------------------------------------------- +ensure_engine_unloaded(Engine) -> + ensure_engine_unloaded(Engine, engine_get_all_methods()). + +%%---------------------------------------------------------------------- +%% Function: ensure_engine_unloaded/2 +%%---------------------------------------------------------------------- +ensure_engine_unloaded(Engine, EngineMethods) -> + case engine_remove(Engine) of + ok -> + engine_unload(Engine, EngineMethods); + {error, E} -> + {error, E} + end. + %%-------------------------------------------------------------------- %%% On load %%-------------------------------------------------------------------- @@ -827,7 +945,7 @@ path2bin(Path) when is_list(Path) -> max_bytes() -> ?MAX_BYTES_TO_NIF. -notsup_to_error(notsup) -> +notsup_to_error(notsup) -> erlang:error(notsup); notsup_to_error(Other) -> Other. @@ -1104,7 +1222,7 @@ privkey_to_pubkey(Alg, EngineMap) when Alg == rsa; Alg == dss; Alg == ecdsa -> error:notsup -> {error, notsup} end. - + privkey_to_pubkey_nif(_Alg, _EngineMap) -> ?nif_stub. @@ -1266,6 +1384,7 @@ engine_unregister_nif(_Engine, _EngineMethod) -> ?nif_stub. engine_get_first_nif() -> ?nif_stub. engine_get_next_nif(_Engine) -> ?nif_stub. engine_get_id_nif(_Engine) -> ?nif_stub. +engine_get_name_nif(_Engine) -> ?nif_stub. engine_get_all_methods_nif() -> ?nif_stub. %%-------------------------------------------------------------------- @@ -1323,7 +1442,7 @@ get_test_engine() -> Type = erlang:system_info(system_architecture), LibDir = filename:join([code:priv_dir(crypto), "lib"]), ArchDir = filename:join([LibDir, Type]), - case filelib:is_dir(ArchDir) of + case filelib:is_dir(ArchDir) of true -> check_otp_test_engine(ArchDir); false -> check_otp_test_engine(LibDir) end. @@ -1341,4 +1460,3 @@ check_otp_test_engine(LibDir) -> {error, notexist} end end. - |