%% Generated by the Erlang ASN.1 BER compiler. Version: 5.0.17 %% Purpose: Encoding and decoding of the types in DSTU. -module('DSTU'). -compile(nowarn_unused_vars). -dialyzer(no_improper_lists). -dialyzer(no_match). -include_lib("ca/include/DSTU.hrl"). -asn1_info([{vsn,'5.0.17'}, {module,'DSTU'}, {options,[warnings,ber,errors, {cwd,"/home/maxim/depot/arvo-computer/ca/priv/csr"}, {outdir,"/home/maxim/depot/arvo-computer/ca/priv/csr"}, {i,"."}, {i,"/home/maxim/depot/arvo-computer/ca/priv/csr"}]}]). -export([encoding_rule/0,maps/0,bit_string_format/0, legacy_erlang_types/0]). -export(['dialyzer-suppressions'/1]). -export([ enc_Certificate/2, enc_Certificates/2, enc_TBSCertificate/2, enc_UniqueIdentifier/2, enc_Version/2, enc_CertificateSerialNumber/2, enc_Name/2, enc_RDNSequence/2, enc_RelativeDistinguishedName/2, enc_AttributeTypeAndValue/2, enc_Extensions/2, enc_Extension/2, enc_AttributeType/2, enc_AttributeValue/2, enc_DirectoryString/2, enc_Validity/2, enc_Time/2, enc_SubjectPublicKeyInfo/2, enc_AlgorithmIdentifier/2, enc_OctetString/2, enc_DSTU4145Params/2, enc_ECBinary/2, enc_BinaryField/2, enc_Trinomial/2, enc_Pentanomial/2 ]). -export([ dec_Certificate/2, dec_Certificates/2, dec_TBSCertificate/2, dec_UniqueIdentifier/2, dec_Version/2, dec_CertificateSerialNumber/2, dec_Name/2, dec_RDNSequence/2, dec_RelativeDistinguishedName/2, dec_AttributeTypeAndValue/2, dec_Extensions/2, dec_Extension/2, dec_AttributeType/2, dec_AttributeValue/2, dec_DirectoryString/2, dec_Validity/2, dec_Time/2, dec_SubjectPublicKeyInfo/2, dec_AlgorithmIdentifier/2, dec_OctetString/2, dec_DSTU4145Params/2, dec_ECBinary/2, dec_BinaryField/2, dec_Trinomial/2, dec_Pentanomial/2 ]). -export([ 'id-at'/0 ]). -export([info/0]). -export([encode/2,decode/2]). encoding_rule() -> ber. maps() -> false. bit_string_format() -> bitstring. legacy_erlang_types() -> false. encode(Type, Data) -> try iolist_to_binary(element(1, encode_disp(Type, Data))) of Bytes -> {ok,Bytes} catch Class:Exception:Stk when Class =:= error; Class =:= exit -> case Exception of {error,{asn1,Reason}} -> {error,{asn1,{Reason,Stk}}}; Reason -> {error,{asn1,{Reason,Stk}}} end end. decode(Type, Data) -> try Result = decode_disp(Type, element(1, ber_decode_nif(Data))), {ok,Result} catch Class:Exception:Stk when Class =:= error; Class =:= exit -> case Exception of {error,{asn1,Reason}} -> {error,{asn1,{Reason,Stk}}}; Reason -> {error,{asn1,{Reason,Stk}}} end end. encode_disp('Certificate', Data) -> enc_Certificate(Data); encode_disp('Certificates', Data) -> enc_Certificates(Data); encode_disp('TBSCertificate', Data) -> enc_TBSCertificate(Data); encode_disp('UniqueIdentifier', Data) -> enc_UniqueIdentifier(Data); encode_disp('Version', Data) -> enc_Version(Data); encode_disp('CertificateSerialNumber', Data) -> enc_CertificateSerialNumber(Data); encode_disp('Name', Data) -> enc_Name(Data); encode_disp('RDNSequence', Data) -> enc_RDNSequence(Data); encode_disp('RelativeDistinguishedName', Data) -> enc_RelativeDistinguishedName(Data); encode_disp('AttributeTypeAndValue', Data) -> enc_AttributeTypeAndValue(Data); encode_disp('Extensions', Data) -> enc_Extensions(Data); encode_disp('Extension', Data) -> enc_Extension(Data); encode_disp('AttributeType', Data) -> enc_AttributeType(Data); encode_disp('AttributeValue', Data) -> enc_AttributeValue(Data); encode_disp('DirectoryString', Data) -> enc_DirectoryString(Data); encode_disp('Validity', Data) -> enc_Validity(Data); encode_disp('Time', Data) -> enc_Time(Data); encode_disp('SubjectPublicKeyInfo', Data) -> enc_SubjectPublicKeyInfo(Data); encode_disp('AlgorithmIdentifier', Data) -> enc_AlgorithmIdentifier(Data); encode_disp('OctetString', Data) -> enc_OctetString(Data); encode_disp('DSTU4145Params', Data) -> enc_DSTU4145Params(Data); encode_disp('ECBinary', Data) -> enc_ECBinary(Data); encode_disp('BinaryField', Data) -> enc_BinaryField(Data); encode_disp('Trinomial', Data) -> enc_Trinomial(Data); encode_disp('Pentanomial', Data) -> enc_Pentanomial(Data); encode_disp(Type, _Data) -> exit({error,{asn1,{undefined_type,Type}}}). decode_disp('Certificate', Data) -> dec_Certificate(Data); decode_disp('Certificates', Data) -> dec_Certificates(Data); decode_disp('TBSCertificate', Data) -> dec_TBSCertificate(Data); decode_disp('UniqueIdentifier', Data) -> dec_UniqueIdentifier(Data); decode_disp('Version', Data) -> dec_Version(Data); decode_disp('CertificateSerialNumber', Data) -> dec_CertificateSerialNumber(Data); decode_disp('Name', Data) -> dec_Name(Data); decode_disp('RDNSequence', Data) -> dec_RDNSequence(Data); decode_disp('RelativeDistinguishedName', Data) -> dec_RelativeDistinguishedName(Data); decode_disp('AttributeTypeAndValue', Data) -> dec_AttributeTypeAndValue(Data); decode_disp('Extensions', Data) -> dec_Extensions(Data); decode_disp('Extension', Data) -> dec_Extension(Data); decode_disp('AttributeType', Data) -> dec_AttributeType(Data); decode_disp('AttributeValue', Data) -> dec_AttributeValue(Data); decode_disp('DirectoryString', Data) -> dec_DirectoryString(Data); decode_disp('Validity', Data) -> dec_Validity(Data); decode_disp('Time', Data) -> dec_Time(Data); decode_disp('SubjectPublicKeyInfo', Data) -> dec_SubjectPublicKeyInfo(Data); decode_disp('AlgorithmIdentifier', Data) -> dec_AlgorithmIdentifier(Data); decode_disp('OctetString', Data) -> dec_OctetString(Data); decode_disp('DSTU4145Params', Data) -> dec_DSTU4145Params(Data); decode_disp('ECBinary', Data) -> dec_ECBinary(Data); decode_disp('BinaryField', Data) -> dec_BinaryField(Data); decode_disp('Trinomial', Data) -> dec_Trinomial(Data); decode_disp('Pentanomial', Data) -> dec_Pentanomial(Data); decode_disp(Type, _Data) -> exit({error,{asn1,{undefined_type,Type}}}). info() -> case ?MODULE:module_info(attributes) of Attributes when is_list(Attributes) -> case lists:keyfind(asn1_info, 1, Attributes) of {_,Info} when is_list(Info) -> Info; _ -> [] end; _ -> [] end. %%================================ %% Certificate %%================================ enc_Certificate(Val) -> enc_Certificate(Val, [<<48>>]). enc_Certificate(Val, TagIn) -> {_,Cindex1,Cindex2,Cindex3} = Val, %%------------------------------------------------- %% attribute tbsCertificate(1) External DSTU:TBSCertificate %%------------------------------------------------- {EncBytes1,EncLen1} = 'enc_TBSCertificate'(Cindex1, [<<48>>]), %%------------------------------------------------- %% attribute signatureAlgorithm(2) External DSTU:AlgorithmIdentifier %%------------------------------------------------- {EncBytes2,EncLen2} = 'enc_AlgorithmIdentifier'(Cindex2, [<<48>>]), %%------------------------------------------------- %% attribute signatureValue(3) with type BIT STRING %%------------------------------------------------- {EncBytes3,EncLen3} = encode_unnamed_bit_string(Cindex3, [<<3>>]), BytesSoFar = [EncBytes1, EncBytes2, EncBytes3], LenSoFar = EncLen1 + EncLen2 + EncLen3, encode_tags(TagIn, BytesSoFar, LenSoFar). dec_Certificate(Tlv) -> dec_Certificate(Tlv, [16]). dec_Certificate(Tlv, TagIn) -> %%------------------------------------------------- %% decode tag and length %%------------------------------------------------- Tlv1 = match_tags(Tlv, TagIn), %%------------------------------------------------- %% attribute tbsCertificate(1) External DSTU:TBSCertificate %%------------------------------------------------- [V1|Tlv2] = Tlv1, Term1 = 'dec_TBSCertificate'(V1, [16]), %%------------------------------------------------- %% attribute signatureAlgorithm(2) External DSTU:AlgorithmIdentifier %%------------------------------------------------- [V2|Tlv3] = Tlv2, Term2 = 'dec_AlgorithmIdentifier'(V2, [16]), %%------------------------------------------------- %% attribute signatureValue(3) with type BIT STRING %%------------------------------------------------- [V3|Tlv4] = Tlv3, Term3 = decode_native_bit_string(V3, [3]), case Tlv4 of [] -> true;_ -> exit({error,{asn1, {unexpected,Tlv4}}}) % extra fields not allowed end, Res1 = {'Certificate',Term1,Term2,Term3}, Res1. %%================================ %% Certificates %%================================ enc_Certificates(Val) -> enc_Certificates(Val, [<<48>>]). enc_Certificates(Val, TagIn) -> {EncBytes,EncLen} = 'enc_Certificates_components'(Val,[],0), encode_tags(TagIn, EncBytes, EncLen). 'enc_Certificates_components'([], AccBytes, AccLen) -> {lists:reverse(AccBytes),AccLen}; 'enc_Certificates_components'([H|T],AccBytes, AccLen) -> {EncBytes,EncLen} = 'enc_Certificate'(H, [<<48>>]), 'enc_Certificates_components'(T,[EncBytes|AccBytes], AccLen + EncLen). dec_Certificates(Tlv) -> dec_Certificates(Tlv, [16]). dec_Certificates(Tlv, TagIn) -> %%------------------------------------------------- %% decode tag and length %%------------------------------------------------- Tlv1 = match_tags(Tlv, TagIn), ['dec_Certificate'(V1, [16]) || V1 <- Tlv1]. %%================================ %% TBSCertificate %%================================ enc_TBSCertificate(Val) -> enc_TBSCertificate(Val, [<<48>>]). enc_TBSCertificate(Val, TagIn) -> {_,Cindex1,Cindex2,Cindex3,Cindex4,Cindex5,Cindex6,Cindex7,Cindex8,Cindex9,Cindex10} = Val, %%------------------------------------------------- %% attribute version(1) with type INTEGER DEFAULT = 2 %%------------------------------------------------- {EncBytes1,EncLen1} = case Cindex1 of asn1_DEFAULT -> {<<>>,0}; _ when Cindex1 =:= 2 -> {<<>>,0}; _ -> encode_integer(Cindex1, [{v1,0},{v2,1},{v3,2}], [<<128>>]) end, %%------------------------------------------------- %% attribute serialNumber(2) with type INTEGER %%------------------------------------------------- {EncBytes2,EncLen2} = encode_integer(Cindex2, [<<2>>]), %%------------------------------------------------- %% attribute signature(3) External DSTU:AlgorithmIdentifier %%------------------------------------------------- {EncBytes3,EncLen3} = 'enc_AlgorithmIdentifier'(Cindex3, [<<48>>]), %%------------------------------------------------- %% attribute issuer(4) External DSTU:Name %%------------------------------------------------- {EncBytes4,EncLen4} = 'enc_Name'(Cindex4, []), %%------------------------------------------------- %% attribute validity(5) External DSTU:Validity %%------------------------------------------------- {EncBytes5,EncLen5} = 'enc_Validity'(Cindex5, [<<48>>]), %%------------------------------------------------- %% attribute subject(6) External DSTU:Name %%------------------------------------------------- {EncBytes6,EncLen6} = 'enc_Name'(Cindex6, []), %%------------------------------------------------- %% attribute subjectPublicKeyInfo(7) External DSTU:SubjectPublicKeyInfo %%------------------------------------------------- {EncBytes7,EncLen7} = 'enc_SubjectPublicKeyInfo'(Cindex7, [<<48>>]), %%------------------------------------------------- %% attribute issuerUniqueID(8) with type BIT STRING OPTIONAL %%------------------------------------------------- {EncBytes8,EncLen8} = case Cindex8 of asn1_NOVALUE -> {<<>>,0}; _ -> encode_unnamed_bit_string(Cindex8, [<<129>>]) end, %%------------------------------------------------- %% attribute subjectUniqueID(9) with type BIT STRING OPTIONAL %%------------------------------------------------- {EncBytes9,EncLen9} = case Cindex9 of asn1_NOVALUE -> {<<>>,0}; _ -> encode_unnamed_bit_string(Cindex9, [<<130>>]) end, %%------------------------------------------------- %% attribute extensions(10) External DSTU:Extensions %%------------------------------------------------- {EncBytes10,EncLen10} = 'enc_Extensions'(Cindex10, [<<48>>,<<163>>]), BytesSoFar = [EncBytes1, EncBytes2, EncBytes3, EncBytes4, EncBytes5, EncBytes6, EncBytes7, EncBytes8, EncBytes9, EncBytes10], LenSoFar = EncLen1 + EncLen2 + EncLen3 + EncLen4 + EncLen5 + EncLen6 + EncLen7 + EncLen8 + EncLen9 + EncLen10, encode_tags(TagIn, BytesSoFar, LenSoFar). dec_TBSCertificate(Tlv) -> dec_TBSCertificate(Tlv, [16]). dec_TBSCertificate(Tlv, TagIn) -> %%------------------------------------------------- %% decode tag and length %%------------------------------------------------- Tlv1 = match_tags(Tlv, TagIn), %%------------------------------------------------- %% attribute version(1) with type INTEGER DEFAULT = 2 %%------------------------------------------------- {Term1,Tlv2} = case Tlv1 of [{131072,V1}|TempTlv2] -> {begin Val1 = decode_integer(V1, []), number2name(Val1, [{v1,0},{v2,1},{v3,2}]) end , TempTlv2}; _ -> {2,Tlv1} end, %%------------------------------------------------- %% attribute serialNumber(2) with type INTEGER %%------------------------------------------------- [V2|Tlv3] = Tlv2, Term2 = decode_integer(V2, [2]), %%------------------------------------------------- %% attribute signature(3) External DSTU:AlgorithmIdentifier %%------------------------------------------------- [V3|Tlv4] = Tlv3, Term3 = 'dec_AlgorithmIdentifier'(V3, [16]), %%------------------------------------------------- %% attribute issuer(4) External DSTU:Name %%------------------------------------------------- [V4|Tlv5] = Tlv4, Term4 = 'dec_Name'(V4, []), %%------------------------------------------------- %% attribute validity(5) External DSTU:Validity %%------------------------------------------------- [V5|Tlv6] = Tlv5, Term5 = 'dec_Validity'(V5, [16]), %%------------------------------------------------- %% attribute subject(6) External DSTU:Name %%------------------------------------------------- [V6|Tlv7] = Tlv6, Term6 = 'dec_Name'(V6, []), %%------------------------------------------------- %% attribute subjectPublicKeyInfo(7) External DSTU:SubjectPublicKeyInfo %%------------------------------------------------- [V7|Tlv8] = Tlv7, Term7 = 'dec_SubjectPublicKeyInfo'(V7, [16]), %%------------------------------------------------- %% attribute issuerUniqueID(8) with type BIT STRING OPTIONAL %%------------------------------------------------- {Term8,Tlv9} = case Tlv8 of [{131073,V8}|TempTlv9] -> {decode_native_bit_string(V8, []), TempTlv9}; _ -> { asn1_NOVALUE, Tlv8} end, %%------------------------------------------------- %% attribute subjectUniqueID(9) with type BIT STRING OPTIONAL %%------------------------------------------------- {Term9,Tlv10} = case Tlv9 of [{131074,V9}|TempTlv10] -> {decode_native_bit_string(V9, []), TempTlv10}; _ -> { asn1_NOVALUE, Tlv9} end, %%------------------------------------------------- %% attribute extensions(10) External DSTU:Extensions %%------------------------------------------------- [V10|Tlv11] = Tlv10, Term10 = 'dec_Extensions'(V10, [131075,16]), case Tlv11 of [] -> true;_ -> exit({error,{asn1, {unexpected,Tlv11}}}) % extra fields not allowed end, Res1 = {'TBSCertificate',Term1,Term2,Term3,Term4,Term5,Term6,Term7,Term8,Term9,Term10}, Res1. %%================================ %% UniqueIdentifier %%================================ enc_UniqueIdentifier(Val) -> enc_UniqueIdentifier(Val, [<<3>>]). enc_UniqueIdentifier(Val, TagIn) -> encode_unnamed_bit_string(Val, TagIn). dec_UniqueIdentifier(Tlv) -> dec_UniqueIdentifier(Tlv, [3]). dec_UniqueIdentifier(Tlv, TagIn) -> decode_native_bit_string(Tlv, TagIn). %%================================ %% Version %%================================ enc_Version(Val) -> enc_Version(Val, [<<2>>]). enc_Version(Val, TagIn) -> encode_integer(Val, [{v1,0},{v2,1},{v3,2}], TagIn). dec_Version(Tlv) -> dec_Version(Tlv, [2]). dec_Version(Tlv, TagIn) -> begin Val1 = decode_integer(Tlv, TagIn), number2name(Val1, [{v1,0},{v2,1},{v3,2}]) end . %%================================ %% CertificateSerialNumber %%================================ enc_CertificateSerialNumber(Val) -> enc_CertificateSerialNumber(Val, [<<2>>]). enc_CertificateSerialNumber(Val, TagIn) -> encode_integer(Val, TagIn). dec_CertificateSerialNumber(Tlv) -> dec_CertificateSerialNumber(Tlv, [2]). dec_CertificateSerialNumber(Tlv, TagIn) -> decode_integer(Tlv, TagIn). %%================================ %% Name %%================================ enc_Name(Val) -> enc_Name(Val, []). enc_Name(Val, TagIn) -> {EncBytes,EncLen} = case element(1,Val) of rdnSequence -> 'enc_RDNSequence'(element(2,Val), [<<48>>]); Else -> exit({error,{asn1,{invalid_choice_type,Else}}}) end, encode_tags(TagIn, EncBytes, EncLen). dec_Name(Tlv) -> dec_Name(Tlv, []). dec_Name(Tlv, TagIn) -> Tlv1 = match_tags(Tlv, TagIn), case (case Tlv1 of [CtempTlv1] -> CtempTlv1; _ -> Tlv1 end) of %% 'rdnSequence' {16, V1} -> {rdnSequence, 'dec_RDNSequence'(V1, [])}; Else -> exit({error,{asn1,{invalid_choice_tag,Else}}}) end . %%================================ %% RDNSequence %%================================ enc_RDNSequence(Val) -> enc_RDNSequence(Val, [<<48>>]). enc_RDNSequence(Val, TagIn) -> {EncBytes,EncLen} = 'enc_RDNSequence_components'(Val,[],0), encode_tags(TagIn, EncBytes, EncLen). 'enc_RDNSequence_components'([], AccBytes, AccLen) -> {lists:reverse(AccBytes),AccLen}; 'enc_RDNSequence_components'([H|T],AccBytes, AccLen) -> {EncBytes,EncLen} = 'enc_RelativeDistinguishedName'(H, [<<49>>]), 'enc_RDNSequence_components'(T,[EncBytes|AccBytes], AccLen + EncLen). dec_RDNSequence(Tlv) -> dec_RDNSequence(Tlv, [16]). dec_RDNSequence(Tlv, TagIn) -> %%------------------------------------------------- %% decode tag and length %%------------------------------------------------- Tlv1 = match_tags(Tlv, TagIn), ['dec_RelativeDistinguishedName'(V1, [17]) || V1 <- Tlv1]. %%================================ %% RelativeDistinguishedName %%================================ enc_RelativeDistinguishedName(Val) -> enc_RelativeDistinguishedName(Val, [<<49>>]). enc_RelativeDistinguishedName(Val, TagIn) -> {EncBytes,EncLen} = 'enc_RelativeDistinguishedName_components'(Val,[],0), encode_tags(TagIn, EncBytes, EncLen). 'enc_RelativeDistinguishedName_components'([], AccBytes, AccLen) -> {lists:reverse(AccBytes),AccLen}; 'enc_RelativeDistinguishedName_components'([H|T],AccBytes, AccLen) -> {EncBytes,EncLen} = 'enc_AttributeTypeAndValue'(H, [<<48>>]), 'enc_RelativeDistinguishedName_components'(T,[EncBytes|AccBytes], AccLen + EncLen). dec_RelativeDistinguishedName(Tlv) -> dec_RelativeDistinguishedName(Tlv, [17]). dec_RelativeDistinguishedName(Tlv, TagIn) -> %%------------------------------------------------- %% decode tag and length %%------------------------------------------------- Tlv1 = match_tags(Tlv, TagIn), ['dec_AttributeTypeAndValue'(V1, [16]) || V1 <- Tlv1]. %%================================ %% AttributeTypeAndValue %%================================ enc_AttributeTypeAndValue(Val) -> enc_AttributeTypeAndValue(Val, [<<48>>]). enc_AttributeTypeAndValue(Val, TagIn) -> {_,Cindex1,Cindex2} = Val, %%------------------------------------------------- %% attribute type(1) with type OBJECT IDENTIFIER %%------------------------------------------------- {EncBytes1,EncLen1} = encode_object_identifier(Cindex1, [<<6>>]), %%------------------------------------------------- %% attribute value(2) External DSTU:AttributeValue %%------------------------------------------------- {EncBytes2,EncLen2} = 'enc_AttributeValue'(Cindex2, []), BytesSoFar = [EncBytes1, EncBytes2], LenSoFar = EncLen1 + EncLen2, encode_tags(TagIn, BytesSoFar, LenSoFar). dec_AttributeTypeAndValue(Tlv) -> dec_AttributeTypeAndValue(Tlv, [16]). dec_AttributeTypeAndValue(Tlv, TagIn) -> %%------------------------------------------------- %% decode tag and length %%------------------------------------------------- Tlv1 = match_tags(Tlv, TagIn), %%------------------------------------------------- %% attribute type(1) with type OBJECT IDENTIFIER %%------------------------------------------------- [V1|Tlv2] = Tlv1, Term1 = decode_object_identifier(V1, [6]), %%------------------------------------------------- %% attribute value(2) External DSTU:AttributeValue %%------------------------------------------------- [V2|Tlv3] = Tlv2, Term2 = 'dec_AttributeValue'(V2, []), case Tlv3 of [] -> true;_ -> exit({error,{asn1, {unexpected,Tlv3}}}) % extra fields not allowed end, Res1 = {'AttributeTypeAndValue',Term1,Term2}, Res1. %%================================ %% Extensions %%================================ enc_Extensions(Val) -> enc_Extensions(Val, [<<48>>]). enc_Extensions(Val, TagIn) -> {EncBytes,EncLen} = 'enc_Extensions_components'(Val,[],0), encode_tags(TagIn, EncBytes, EncLen). 'enc_Extensions_components'([], AccBytes, AccLen) -> {lists:reverse(AccBytes),AccLen}; 'enc_Extensions_components'([H|T],AccBytes, AccLen) -> {EncBytes,EncLen} = 'enc_Extension'(H, [<<48>>]), 'enc_Extensions_components'(T,[EncBytes|AccBytes], AccLen + EncLen). dec_Extensions(Tlv) -> dec_Extensions(Tlv, [16]). dec_Extensions(Tlv, TagIn) -> %%------------------------------------------------- %% decode tag and length %%------------------------------------------------- Tlv1 = match_tags(Tlv, TagIn), ['dec_Extension'(V1, [16]) || V1 <- Tlv1]. %%================================ %% Extension %%================================ enc_Extension(Val) -> enc_Extension(Val, [<<48>>]). enc_Extension(Val, TagIn) -> {_,Cindex1,Cindex2,Cindex3} = Val, %%------------------------------------------------- %% attribute extnID(1) with type OBJECT IDENTIFIER %%------------------------------------------------- {EncBytes1,EncLen1} = encode_object_identifier(Cindex1, [<<6>>]), %%------------------------------------------------- %% attribute critical(2) with type BOOLEAN DEFAULT = false %%------------------------------------------------- {EncBytes2,EncLen2} = case Cindex2 of asn1_DEFAULT -> {<<>>,0}; _ when Cindex2 =:= false -> {<<>>,0}; _ -> encode_boolean(Cindex2, [<<1>>]) end, %%------------------------------------------------- %% attribute extnvalue(3) with type OCTET STRING %%------------------------------------------------- {EncBytes3,EncLen3} = encode_restricted_string(Cindex3, [<<4>>]), BytesSoFar = [EncBytes1, EncBytes2, EncBytes3], LenSoFar = EncLen1 + EncLen2 + EncLen3, encode_tags(TagIn, BytesSoFar, LenSoFar). dec_Extension(Tlv) -> dec_Extension(Tlv, [16]). dec_Extension(Tlv, TagIn) -> %%------------------------------------------------- %% decode tag and length %%------------------------------------------------- Tlv1 = match_tags(Tlv, TagIn), %%------------------------------------------------- %% attribute extnID(1) with type OBJECT IDENTIFIER %%------------------------------------------------- [V1|Tlv2] = Tlv1, Term1 = decode_object_identifier(V1, [6]), %%------------------------------------------------- %% attribute critical(2) with type BOOLEAN DEFAULT = false %%------------------------------------------------- {Term2,Tlv3} = case Tlv2 of [{1,V2}|TempTlv3] -> {decode_boolean(V2, []), TempTlv3}; _ -> {false,Tlv2} end, %%------------------------------------------------- %% attribute extnvalue(3) with type OCTET STRING %%------------------------------------------------- [V3|Tlv4] = Tlv3, Term3 = decode_octet_string(V3, [4]), case Tlv4 of [] -> true;_ -> exit({error,{asn1, {unexpected,Tlv4}}}) % extra fields not allowed end, Res1 = {'Extension',Term1,Term2,Term3}, Res1. %%================================ %% AttributeType %%================================ enc_AttributeType(Val) -> enc_AttributeType(Val, [<<6>>]). enc_AttributeType(Val, TagIn) -> encode_object_identifier(Val, TagIn). dec_AttributeType(Tlv) -> dec_AttributeType(Tlv, [6]). dec_AttributeType(Tlv, TagIn) -> decode_object_identifier(Tlv, TagIn). %%================================ %% AttributeValue %%================================ enc_AttributeValue(Val) -> enc_AttributeValue(Val, []). enc_AttributeValue(Val, TagIn) -> %% OPEN TYPE encode_open_type(Val, TagIn). dec_AttributeValue(Tlv) -> dec_AttributeValue(Tlv, []). dec_AttributeValue(Tlv, TagIn) -> decode_open_type_as_binary(Tlv, TagIn). %%================================ %% DirectoryString %%================================ enc_DirectoryString(Val) -> enc_DirectoryString(Val, []). enc_DirectoryString(Val, TagIn) -> {EncBytes,EncLen} = case element(1,Val) of printableString -> encode_restricted_string(element(2,Val), [<<19>>]); utf8String -> encode_UTF8_string(element(2,Val), [<<12>>]); bmpString -> encode_BMP_string(element(2,Val), [<<30>>]); Else -> exit({error,{asn1,{invalid_choice_type,Else}}}) end, encode_tags(TagIn, EncBytes, EncLen). dec_DirectoryString(Tlv) -> dec_DirectoryString(Tlv, []). dec_DirectoryString(Tlv, TagIn) -> Tlv1 = match_tags(Tlv, TagIn), case (case Tlv1 of [CtempTlv1] -> CtempTlv1; _ -> Tlv1 end) of %% 'printableString' {19, V1} -> {printableString, begin binary_to_list(decode_restricted_string(V1, [])) end }; %% 'utf8String' {12, V1} -> {utf8String, decode_UTF8_string(V1, [])}; %% 'bmpString' {30, V1} -> {bmpString, decode_BMP_string(V1, [])}; Else -> exit({error,{asn1,{invalid_choice_tag,Else}}}) end . %%================================ %% Validity %%================================ enc_Validity(Val) -> enc_Validity(Val, [<<48>>]). enc_Validity(Val, TagIn) -> {_,Cindex1,Cindex2} = Val, %%------------------------------------------------- %% attribute notBefore(1) External DSTU:Time %%------------------------------------------------- {EncBytes1,EncLen1} = 'enc_Time'(Cindex1, []), %%------------------------------------------------- %% attribute notAfter(2) External DSTU:Time %%------------------------------------------------- {EncBytes2,EncLen2} = 'enc_Time'(Cindex2, []), BytesSoFar = [EncBytes1, EncBytes2], LenSoFar = EncLen1 + EncLen2, encode_tags(TagIn, BytesSoFar, LenSoFar). dec_Validity(Tlv) -> dec_Validity(Tlv, [16]). dec_Validity(Tlv, TagIn) -> %%------------------------------------------------- %% decode tag and length %%------------------------------------------------- Tlv1 = match_tags(Tlv, TagIn), %%------------------------------------------------- %% attribute notBefore(1) External DSTU:Time %%------------------------------------------------- [V1|Tlv2] = Tlv1, Term1 = 'dec_Time'(V1, []), %%------------------------------------------------- %% attribute notAfter(2) External DSTU:Time %%------------------------------------------------- [V2|Tlv3] = Tlv2, Term2 = 'dec_Time'(V2, []), case Tlv3 of [] -> true;_ -> exit({error,{asn1, {unexpected,Tlv3}}}) % extra fields not allowed end, Res1 = {'Validity',Term1,Term2}, Res1. %%================================ %% Time %%================================ enc_Time(Val) -> enc_Time(Val, []). enc_Time(Val, TagIn) -> {EncBytes,EncLen} = case element(1,Val) of utcTime -> encode_restricted_string(element(2,Val), [<<23>>]); generalTime -> encode_restricted_string(element(2,Val), [<<24>>]); Else -> exit({error,{asn1,{invalid_choice_type,Else}}}) end, encode_tags(TagIn, EncBytes, EncLen). dec_Time(Tlv) -> dec_Time(Tlv, []). dec_Time(Tlv, TagIn) -> Tlv1 = match_tags(Tlv, TagIn), case (case Tlv1 of [CtempTlv1] -> CtempTlv1; _ -> Tlv1 end) of %% 'utcTime' {23, V1} -> {utcTime, begin binary_to_list(decode_restricted_string(V1, [])) end }; %% 'generalTime' {24, V1} -> {generalTime, begin binary_to_list(decode_restricted_string(V1, [])) end }; Else -> exit({error,{asn1,{invalid_choice_tag,Else}}}) end . %%================================ %% SubjectPublicKeyInfo %%================================ enc_SubjectPublicKeyInfo(Val) -> enc_SubjectPublicKeyInfo(Val, [<<48>>]). enc_SubjectPublicKeyInfo(Val, TagIn) -> {_,Cindex1,Cindex2} = Val, %%------------------------------------------------- %% attribute algorithm(1) External DSTU:AlgorithmIdentifier %%------------------------------------------------- {EncBytes1,EncLen1} = 'enc_AlgorithmIdentifier'(Cindex1, [<<48>>]), %%------------------------------------------------- %% attribute subjectPublicKey(2) with type BIT STRING %%------------------------------------------------- {EncBytes2,EncLen2} = encode_unnamed_bit_string(Cindex2, [<<3>>]), BytesSoFar = [EncBytes1, EncBytes2], LenSoFar = EncLen1 + EncLen2, encode_tags(TagIn, BytesSoFar, LenSoFar). dec_SubjectPublicKeyInfo(Tlv) -> dec_SubjectPublicKeyInfo(Tlv, [16]). dec_SubjectPublicKeyInfo(Tlv, TagIn) -> %%------------------------------------------------- %% decode tag and length %%------------------------------------------------- Tlv1 = match_tags(Tlv, TagIn), %%------------------------------------------------- %% attribute algorithm(1) External DSTU:AlgorithmIdentifier %%------------------------------------------------- [V1|Tlv2] = Tlv1, Term1 = 'dec_AlgorithmIdentifier'(V1, [16]), %%------------------------------------------------- %% attribute subjectPublicKey(2) with type BIT STRING %%------------------------------------------------- [V2|Tlv3] = Tlv2, Term2 = decode_native_bit_string(V2, [3]), case Tlv3 of [] -> true;_ -> exit({error,{asn1, {unexpected,Tlv3}}}) % extra fields not allowed end, Res1 = {'SubjectPublicKeyInfo',Term1,Term2}, Res1. %%================================ %% AlgorithmIdentifier %%================================ enc_AlgorithmIdentifier(Val) -> enc_AlgorithmIdentifier(Val, [<<48>>]). enc_AlgorithmIdentifier(Val, TagIn) -> {_,Cindex1,Cindex2} = Val, %%------------------------------------------------- %% attribute algorithm(1) with type OBJECT IDENTIFIER %%------------------------------------------------- {EncBytes1,EncLen1} = encode_object_identifier(Cindex1, [<<6>>]), %%------------------------------------------------- %% attribute parameters(2) with type ASN1_OPEN_TYPE %%------------------------------------------------- {EncBytes2,EncLen2} = encode_open_type(Cindex2, []), BytesSoFar = [EncBytes1, EncBytes2], LenSoFar = EncLen1 + EncLen2, encode_tags(TagIn, BytesSoFar, LenSoFar). dec_AlgorithmIdentifier(Tlv) -> dec_AlgorithmIdentifier(Tlv, [16]). dec_AlgorithmIdentifier(Tlv, TagIn) -> %%------------------------------------------------- %% decode tag and length %%------------------------------------------------- Tlv1 = match_tags(Tlv, TagIn), %%------------------------------------------------- %% attribute algorithm(1) with type OBJECT IDENTIFIER %%------------------------------------------------- [V1|Tlv2] = Tlv1, Term1 = decode_object_identifier(V1, [6]), %%------------------------------------------------- %% attribute parameters(2) with type ASN1_OPEN_TYPE %%------------------------------------------------- [V2|Tlv3] = Tlv2, Term2 = decode_open_type_as_binary(V2, []), case Tlv3 of [] -> true;_ -> exit({error,{asn1, {unexpected,Tlv3}}}) % extra fields not allowed end, Res1 = {'AlgorithmIdentifier',Term1,Term2}, Res1. %%================================ %% OctetString %%================================ enc_OctetString(Val) -> enc_OctetString(Val, [<<4>>]). enc_OctetString(Val, TagIn) -> encode_restricted_string(Val, TagIn). dec_OctetString(Tlv) -> dec_OctetString(Tlv, [4]). dec_OctetString(Tlv, TagIn) -> decode_octet_string(Tlv, TagIn). %%================================ %% DSTU4145Params %%================================ enc_DSTU4145Params(Val) -> enc_DSTU4145Params(Val, [<<48>>]). enc_DSTU4145Params(Val, TagIn) -> {_,Cindex1,Cindex2} = Val, %%------------------------------------------------- %% attribute definition(1) with type CHOICE %%------------------------------------------------- {EncBytes1,EncLen1} = 'enc_DSTU4145Params_definition'(Cindex1, []), %%------------------------------------------------- %% attribute dke(2) with type OCTET STRING OPTIONAL %%------------------------------------------------- {EncBytes2,EncLen2} = case Cindex2 of asn1_NOVALUE -> {<<>>,0}; _ -> encode_restricted_string(Cindex2, [<<4>>]) end, BytesSoFar = [EncBytes1, EncBytes2], LenSoFar = EncLen1 + EncLen2, encode_tags(TagIn, BytesSoFar, LenSoFar). %%================================ %% DSTU4145Params_definition %%================================ enc_DSTU4145Params_definition(Val, TagIn) -> {EncBytes,EncLen} = case element(1,Val) of ecbinary -> 'enc_ECBinary'(element(2,Val), [<<48>>]); namedCurve -> encode_object_identifier(element(2,Val), [<<6>>]); Else -> exit({error,{asn1,{invalid_choice_type,Else}}}) end, encode_tags(TagIn, EncBytes, EncLen). dec_DSTU4145Params(Tlv) -> dec_DSTU4145Params(Tlv, [16]). dec_DSTU4145Params(Tlv, TagIn) -> %%------------------------------------------------- %% decode tag and length %%------------------------------------------------- Tlv1 = match_tags(Tlv, TagIn), %%------------------------------------------------- %% attribute definition(1) with type CHOICE %%------------------------------------------------- [V1|Tlv2] = Tlv1, Term1 = 'dec_DSTU4145Params_definition'(V1, []), %%------------------------------------------------- %% attribute dke(2) with type OCTET STRING OPTIONAL %%------------------------------------------------- {Term2,Tlv3} = case Tlv2 of [{4,V2}|TempTlv3] -> {decode_octet_string(V2, []), TempTlv3}; _ -> { asn1_NOVALUE, Tlv2} end, case Tlv3 of [] -> true;_ -> exit({error,{asn1, {unexpected,Tlv3}}}) % extra fields not allowed end, Res1 = {'DSTU4145Params',Term1,Term2}, Res1. 'dec_DSTU4145Params_definition'(Tlv, TagIn) -> Tlv1 = match_tags(Tlv, TagIn), case (case Tlv1 of [CtempTlv1] -> CtempTlv1; _ -> Tlv1 end) of %% 'ecbinary' {16, V1} -> {ecbinary, 'dec_ECBinary'(V1, [])}; %% 'namedCurve' {6, V1} -> {namedCurve, decode_object_identifier(V1, [])}; Else -> exit({error,{asn1,{invalid_choice_tag,Else}}}) end . %%================================ %% ECBinary %%================================ enc_ECBinary(Val) -> enc_ECBinary(Val, [<<48>>]). enc_ECBinary(Val, TagIn) -> {_,Cindex1,Cindex2,Cindex3,Cindex4,Cindex5,Cindex6} = Val, %%------------------------------------------------- %% attribute version(1) with type INTEGER DEFAULT = 0 %%------------------------------------------------- {EncBytes1,EncLen1} = case Cindex1 of asn1_DEFAULT -> {<<>>,0}; _ when Cindex1 =:= 0 -> {<<>>,0}; _ -> encode_integer(Cindex1, [<<2>>,<<160>>]) end, %%------------------------------------------------- %% attribute f(2) External DSTU:BinaryField %%------------------------------------------------- {EncBytes2,EncLen2} = 'enc_BinaryField'(Cindex2, [<<48>>]), %%------------------------------------------------- %% attribute a(3) with type INTEGER %%------------------------------------------------- {EncBytes3,EncLen3} = encode_integer(Cindex3, [<<2>>]), %%------------------------------------------------- %% attribute b(4) with type OCTET STRING %%------------------------------------------------- {EncBytes4,EncLen4} = encode_restricted_string(Cindex4, [<<4>>]), %%------------------------------------------------- %% attribute n(5) with type INTEGER %%------------------------------------------------- {EncBytes5,EncLen5} = encode_integer(Cindex5, [<<2>>]), %%------------------------------------------------- %% attribute bp(6) with type OCTET STRING %%------------------------------------------------- {EncBytes6,EncLen6} = encode_restricted_string(Cindex6, [<<4>>]), BytesSoFar = [EncBytes1, EncBytes2, EncBytes3, EncBytes4, EncBytes5, EncBytes6], LenSoFar = EncLen1 + EncLen2 + EncLen3 + EncLen4 + EncLen5 + EncLen6, encode_tags(TagIn, BytesSoFar, LenSoFar). dec_ECBinary(Tlv) -> dec_ECBinary(Tlv, [16]). dec_ECBinary(Tlv, TagIn) -> %%------------------------------------------------- %% decode tag and length %%------------------------------------------------- Tlv1 = match_tags(Tlv, TagIn), %%------------------------------------------------- %% attribute version(1) with type INTEGER DEFAULT = 0 %%------------------------------------------------- {Term1,Tlv2} = case Tlv1 of [{131072,V1}|TempTlv2] -> {decode_integer(V1, [2]), TempTlv2}; _ -> {0,Tlv1} end, %%------------------------------------------------- %% attribute f(2) External DSTU:BinaryField %%------------------------------------------------- [V2|Tlv3] = Tlv2, Term2 = 'dec_BinaryField'(V2, [16]), %%------------------------------------------------- %% attribute a(3) with type INTEGER %%------------------------------------------------- [V3|Tlv4] = Tlv3, Term3 = begin Val1 = decode_integer(V3, [2]), if 0 =< Val1, Val1 =< 1 -> Val1; true -> exit({error,{asn1,bad_range}}) end end, %%------------------------------------------------- %% attribute b(4) with type OCTET STRING %%------------------------------------------------- [V4|Tlv5] = Tlv4, Term4 = decode_octet_string(V4, [4]), %%------------------------------------------------- %% attribute n(5) with type INTEGER %%------------------------------------------------- [V5|Tlv6] = Tlv5, Term5 = decode_integer(V5, [2]), %%------------------------------------------------- %% attribute bp(6) with type OCTET STRING %%------------------------------------------------- [V6|Tlv7] = Tlv6, Term6 = decode_octet_string(V6, [4]), case Tlv7 of [] -> true;_ -> exit({error,{asn1, {unexpected,Tlv7}}}) % extra fields not allowed end, Res1 = {'ECBinary',Term1,Term2,Term3,Term4,Term5,Term6}, Res1. %%================================ %% BinaryField %%================================ enc_BinaryField(Val) -> enc_BinaryField(Val, [<<48>>]). enc_BinaryField(Val, TagIn) -> {_,Cindex1,Cindex2} = Val, %%------------------------------------------------- %% attribute m(1) with type INTEGER %%------------------------------------------------- {EncBytes1,EncLen1} = encode_integer(Cindex1, [<<2>>]), %%------------------------------------------------- %% attribute p(2) with type CHOICE OPTIONAL %%------------------------------------------------- {EncBytes2,EncLen2} = case Cindex2 of asn1_NOVALUE -> {<<>>,0}; _ -> 'enc_BinaryField_p'(Cindex2, []) end, BytesSoFar = [EncBytes1, EncBytes2], LenSoFar = EncLen1 + EncLen2, encode_tags(TagIn, BytesSoFar, LenSoFar). %%================================ %% BinaryField_p %%================================ enc_BinaryField_p(Val, TagIn) -> {EncBytes,EncLen} = case element(1,Val) of t -> encode_integer(element(2,Val), [<<2>>]); p -> 'enc_Pentanomial'(element(2,Val), [<<48>>]); Else -> exit({error,{asn1,{invalid_choice_type,Else}}}) end, encode_tags(TagIn, EncBytes, EncLen). dec_BinaryField(Tlv) -> dec_BinaryField(Tlv, [16]). dec_BinaryField(Tlv, TagIn) -> %%------------------------------------------------- %% decode tag and length %%------------------------------------------------- Tlv1 = match_tags(Tlv, TagIn), %%------------------------------------------------- %% attribute m(1) with type INTEGER %%------------------------------------------------- [V1|Tlv2] = Tlv1, Term1 = decode_integer(V1, [2]), %%------------------------------------------------- %% attribute p(2) with type CHOICE OPTIONAL %%------------------------------------------------- {Term2,Tlv3} = case Tlv2 of [V2 = {2,_}|TempTlv3] -> {'dec_BinaryField_p'(V2, []), TempTlv3}; [V2 = {16,_}|TempTlv3] -> {'dec_BinaryField_p'(V2, []), TempTlv3}; _ -> { asn1_NOVALUE, Tlv2} end, case Tlv3 of [] -> true;_ -> exit({error,{asn1, {unexpected,Tlv3}}}) % extra fields not allowed end, Res1 = {'BinaryField',Term1,Term2}, Res1. 'dec_BinaryField_p'(Tlv, TagIn) -> Tlv1 = match_tags(Tlv, TagIn), case (case Tlv1 of [CtempTlv1] -> CtempTlv1; _ -> Tlv1 end) of %% 't' {2, V1} -> {t, decode_integer(V1, [])}; %% 'p' {16, V1} -> {p, 'dec_Pentanomial'(V1, [])}; Else -> exit({error,{asn1,{invalid_choice_tag,Else}}}) end . %%================================ %% Trinomial %%================================ enc_Trinomial(Val) -> enc_Trinomial(Val, [<<2>>]). enc_Trinomial(Val, TagIn) -> encode_integer(Val, TagIn). dec_Trinomial(Tlv) -> dec_Trinomial(Tlv, [2]). dec_Trinomial(Tlv, TagIn) -> decode_integer(Tlv, TagIn). %%================================ %% Pentanomial %%================================ enc_Pentanomial(Val) -> enc_Pentanomial(Val, [<<48>>]). enc_Pentanomial(Val, TagIn) -> {_,Cindex1,Cindex2,Cindex3} = Val, %%------------------------------------------------- %% attribute k(1) with type INTEGER %%------------------------------------------------- {EncBytes1,EncLen1} = encode_integer(Cindex1, [<<2>>]), %%------------------------------------------------- %% attribute j(2) with type INTEGER %%------------------------------------------------- {EncBytes2,EncLen2} = encode_integer(Cindex2, [<<2>>]), %%------------------------------------------------- %% attribute l(3) with type INTEGER %%------------------------------------------------- {EncBytes3,EncLen3} = encode_integer(Cindex3, [<<2>>]), BytesSoFar = [EncBytes1, EncBytes2, EncBytes3], LenSoFar = EncLen1 + EncLen2 + EncLen3, encode_tags(TagIn, BytesSoFar, LenSoFar). dec_Pentanomial(Tlv) -> dec_Pentanomial(Tlv, [16]). dec_Pentanomial(Tlv, TagIn) -> %%------------------------------------------------- %% decode tag and length %%------------------------------------------------- Tlv1 = match_tags(Tlv, TagIn), %%------------------------------------------------- %% attribute k(1) with type INTEGER %%------------------------------------------------- [V1|Tlv2] = Tlv1, Term1 = decode_integer(V1, [2]), %%------------------------------------------------- %% attribute j(2) with type INTEGER %%------------------------------------------------- [V2|Tlv3] = Tlv2, Term2 = decode_integer(V2, [2]), %%------------------------------------------------- %% attribute l(3) with type INTEGER %%------------------------------------------------- [V3|Tlv4] = Tlv3, Term3 = decode_integer(V3, [2]), case Tlv4 of [] -> true;_ -> exit({error,{asn1, {unexpected,Tlv4}}}) % extra fields not allowed end, Res1 = {'Pentanomial',Term1,Term2,Term3}, Res1. 'id-at'() -> {2,5,4}. %%% %%% Run-time functions. %%% 'dialyzer-suppressions'(Arg) -> ok. ber_decode_nif(B) -> asn1rt_nif:decode_ber_tlv(B). ber_encode([Tlv]) -> ber_encode(Tlv); ber_encode(Tlv) when is_binary(Tlv) -> Tlv; ber_encode(Tlv) -> asn1rt_nif:encode_ber_tlv(Tlv). collect_parts(TlvList) -> collect_parts(TlvList, []). collect_parts([{_, L} | Rest], Acc) when is_list(L) -> collect_parts(Rest, [collect_parts(L) | Acc]); collect_parts([{3, <>} | Rest], _Acc) -> collect_parts_bit(Rest, [Bits], Unused); collect_parts([{_T, V} | Rest], Acc) -> collect_parts(Rest, [V | Acc]); collect_parts([], Acc) -> list_to_binary(lists:reverse(Acc)). collect_parts_bit([{3, <>} | Rest], Acc, Uacc) -> collect_parts_bit(Rest, [Bits | Acc], Unused + Uacc); collect_parts_bit([], Acc, Uacc) -> list_to_binary([Uacc | lists:reverse(Acc)]). dec_subidentifiers(<<>>, _Av, Al) -> lists:reverse(Al); dec_subidentifiers(<<1:1,H:7,T/binary>>, Av, Al) -> dec_subidentifiers(T, Av bsl 7 + H, Al); dec_subidentifiers(<>, Av, Al) -> dec_subidentifiers(T, 0, [Av bsl 7 + H | Al]). decode_BMP_string(Buffer, Tags) -> Bin = match_and_collect(Buffer, Tags), mk_BMP_string(binary_to_list(Bin)). decode_UTF8_string(Tlv, TagsIn) -> Val = match_tags(Tlv, TagsIn), case Val of [_ | _] = PartList -> collect_parts(PartList); Bin -> Bin end. decode_boolean(Tlv, TagIn) -> Val = match_tags(Tlv, TagIn), case Val of <<0:8>> -> false; <<_:8>> -> true; _ -> exit({error, {asn1, {decode_boolean, Val}}}) end. decode_integer(Tlv, TagIn) -> Bin = match_tags(Tlv, TagIn), Len = byte_size(Bin), <> = Bin, Int. decode_native_bit_string(Buffer, Tags) -> case match_and_collect(Buffer, Tags) of <<0>> -> <<>>; <> -> Size = bit_size(Bits) - Unused, <> = Bits, Val end. decode_object_identifier(Tlv, Tags) -> Val = match_tags(Tlv, Tags), [AddedObjVal | ObjVals] = dec_subidentifiers(Val, 0, []), {Val1, Val2} = if AddedObjVal < 40 -> {0, AddedObjVal}; AddedObjVal < 80 -> {1, AddedObjVal - 40}; true -> {2, AddedObjVal - 80} end, list_to_tuple([Val1, Val2 | ObjVals]). decode_octet_string(Tlv, TagsIn) -> Bin = match_and_collect(Tlv, TagsIn), binary:copy(Bin). decode_open_type_as_binary(Tlv, TagIn) -> ber_encode(match_tags(Tlv, TagIn)). decode_restricted_string(Tlv, TagsIn) -> match_and_collect(Tlv, TagsIn). e_object_identifier({'OBJECT IDENTIFIER', V}) -> e_object_identifier(V); e_object_identifier(V) when is_tuple(V) -> e_object_identifier(tuple_to_list(V)); e_object_identifier([E1, E2 | Tail]) -> Head = 40 * E1 + E2, {H, Lh} = mk_object_val(Head), {R, Lr} = lists:mapfoldl(fun enc_obj_id_tail/2, 0, Tail), {[H | R], Lh + Lr}. enc_obj_id_tail(H, Len) -> {B, L} = mk_object_val(H), {B, Len + L}. encode_BMP_string(BMPString, TagIn) -> OctetList = mk_BMP_list(BMPString), encode_tags(TagIn, OctetList, length(OctetList)). encode_UTF8_string(UTF8String, TagIn) when is_binary(UTF8String) -> encode_tags(TagIn, UTF8String, byte_size(UTF8String)); encode_UTF8_string(UTF8String, TagIn) -> encode_tags(TagIn, UTF8String, length(UTF8String)). encode_boolean(true, TagIn) -> encode_tags(TagIn, [255], 1); encode_boolean(false, TagIn) -> encode_tags(TagIn, [0], 1); encode_boolean(X, _) -> exit({error, {asn1, {encode_boolean, X}}}). encode_integer(Val) -> Bytes = if Val >= 0 -> encode_integer_pos(Val, []); true -> encode_integer_neg(Val, []) end, {Bytes, length(Bytes)}. encode_integer(Val, NamedNumberList, Tag) when is_atom(Val) -> case lists:keyfind(Val, 1, NamedNumberList) of {_, NewVal} -> encode_tags(Tag, encode_integer(NewVal)); _ -> exit({error, {asn1, {encode_integer_namednumber, Val}}}) end; encode_integer(Val, _NamedNumberList, Tag) -> encode_tags(Tag, encode_integer(Val)). encode_integer(Val, Tag) when is_integer(Val) -> encode_tags(Tag, encode_integer(Val)); encode_integer(Val, _Tag) -> exit({error, {asn1, {encode_integer, Val}}}). encode_integer_neg(- 1, [B1 | _T] = L) when B1 > 127 -> L; encode_integer_neg(N, Acc) -> encode_integer_neg(N bsr 8, [N band 255 | Acc]). encode_integer_pos(0, [B | _Acc] = L) when B < 128 -> L; encode_integer_pos(N, Acc) -> encode_integer_pos(N bsr 8, [N band 255 | Acc]). encode_length(L) when L =< 127 -> {[L], 1}; encode_length(L) -> Oct = minimum_octets(L), Len = length(Oct), if Len =< 126 -> {[128 bor Len | Oct], Len + 1}; true -> exit({error, {asn1, too_long_length_oct, Len}}) end. encode_object_identifier(Val, TagIn) -> encode_tags(TagIn, e_object_identifier(Val)). encode_open_type(Val, T) when is_list(Val) -> encode_open_type(list_to_binary(Val), T); encode_open_type(Val, Tag) -> encode_tags(Tag, Val, byte_size(Val)). encode_restricted_string(OctetList, TagIn) when is_binary(OctetList) -> encode_tags(TagIn, OctetList, byte_size(OctetList)); encode_restricted_string(OctetList, TagIn) when is_list(OctetList) -> encode_tags(TagIn, OctetList, length(OctetList)). encode_tags(TagIn, {BytesSoFar, LenSoFar}) -> encode_tags(TagIn, BytesSoFar, LenSoFar). encode_tags([Tag | Trest], BytesSoFar, LenSoFar) -> {Bytes2, L2} = encode_length(LenSoFar), encode_tags(Trest, [Tag, Bytes2 | BytesSoFar], LenSoFar + byte_size(Tag) + L2); encode_tags([], BytesSoFar, LenSoFar) -> {BytesSoFar, LenSoFar}. encode_unnamed_bit_string(Bits, TagIn) -> Unused = (8 - bit_size(Bits) band 7) band 7, Bin = <>, encode_tags(TagIn, Bin, byte_size(Bin)). match_and_collect(Tlv, TagsIn) -> Val = match_tags(Tlv, TagsIn), case Val of [_ | _] = PartList -> collect_parts(PartList); Bin when is_binary(Bin) -> Bin end. match_tags({T, V}, [T]) -> V; match_tags({T, V}, [T | Tt]) -> match_tags(V, Tt); match_tags([{T, V}], [T | Tt]) -> match_tags(V, Tt); match_tags([{T, _V} | _] = Vlist, [T]) -> Vlist; match_tags(Tlv, []) -> Tlv; match_tags({Tag, _V} = Tlv, [T | _Tt]) -> exit({error, {asn1, {wrong_tag, {{expected, T}, {got, Tag, Tlv}}}}}). minimum_octets(0, Acc) -> Acc; minimum_octets(Val, Acc) -> minimum_octets(Val bsr 8, [Val band 255 | Acc]). minimum_octets(Val) -> minimum_octets(Val, []). mk_BMP_list(In) -> mk_BMP_list(In, []). mk_BMP_list([], List) -> lists:reverse(List); mk_BMP_list([{0, 0, C, D} | T], List) -> mk_BMP_list(T, [D, C | List]); mk_BMP_list([H | T], List) -> mk_BMP_list(T, [H, 0 | List]). mk_BMP_string(In) -> mk_BMP_string(In, []). mk_BMP_string([], US) -> lists:reverse(US); mk_BMP_string([0, B | T], US) -> mk_BMP_string(T, [B | US]); mk_BMP_string([C, D | T], US) -> mk_BMP_string(T, [{0, 0, C, D} | US]). mk_object_val(0, Ack, Len) -> {Ack, Len}; mk_object_val(Val, Ack, Len) -> mk_object_val(Val bsr 7, [Val band 127 bor 128 | Ack], Len + 1). mk_object_val(Val) when Val =< 127 -> {[255 band Val], 1}; mk_object_val(Val) -> mk_object_val(Val bsr 7, [Val band 127], 1). number2name(Int, NamedNumberList) -> case lists:keyfind(Int, 2, NamedNumberList) of {NamedVal, _} -> NamedVal; _ -> Int end.