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authorSverker Eriksson <[email protected]>2013-04-04 16:31:45 +0200
committerIngela Anderton Andin <[email protected]>2013-05-08 10:39:17 +0200
commit651475b0b56243e1c568e221d5401bbdcccb3a84 (patch)
treed67dfbc4f8cf40eb31daa388c6a910a5d9014848 /lib/crypto/src/crypto.erl
parent8623dd8c37801ef65b1d1db5279cb5808b102cfa (diff)
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crypto: Replaced all mpint's with normal binaries
Diffstat (limited to 'lib/crypto/src/crypto.erl')
-rw-r--r--lib/crypto/src/crypto.erl40
1 files changed, 24 insertions, 16 deletions
diff --git a/lib/crypto/src/crypto.erl b/lib/crypto/src/crypto.erl
index 7558087d99..9503d0fcaa 100644
--- a/lib/crypto/src/crypto.erl
+++ b/lib/crypto/src/crypto.erl
@@ -839,9 +839,17 @@ dss_verify(_Type,_Data,_Signature,_Key) -> ?nif_stub.
% Key = [E,N] E=PublicExponent N=PublicModulus
rsa_verify(Data,Signature,Key) ->
- rsa_verify_nif(sha, Data,Signature,Key).
-rsa_verify(Type, DataOrDigest, Signature, Key) ->
- case rsa_verify_nif(Type, DataOrDigest, Signature, Key) of
+ rsa_verify(sha, Data,Signature,Key).
+rsa_verify(Type, Data, Signature, Key) when is_binary(Data) ->
+ verify(rsa, Type, mpint_to_bin(Data), mpint_to_bin(Signature), map_mpint_to_bin(Key));
+rsa_verify(Type, Digest, Signature, Key) ->
+ verify(rsa, Type, Digest, mpint_to_bin(Signature), map_mpint_to_bin(Key)).
+
+
+verify(dss, Type, Data, Signature, Key) ->
+ dss_verify_nif(Type, Data, Signature, map_ensure_int_as_bin(Key));
+verify(rsa, Type, DataOrDigest, Signature, Key) ->
+ case rsa_verify_nif(Type, DataOrDigest, Signature, map_ensure_int_as_bin(Key)) of
notsup -> erlang:error(notsup);
Bool -> Bool
end.
@@ -1178,13 +1186,13 @@ ec_key_new(_Curve) -> ?nif_stub.
ec_key_generate(_Key) -> ?nif_stub.
nif_prime_to_term({prime_field, Prime}) ->
- {prime_field, erlint(Prime)};
+ {prime_field, bin_to_int(Prime)};
nif_prime_to_term(PrimeField) ->
PrimeField.
nif_curve_to_term({A, B, Seed}) ->
- {erlint(A), erlint(B), Seed}.
+ {bin_to_int(A), bin_to_int(B), Seed}.
nif_curve_parameters_to_term({PrimeField, Curve, BasePoint, Order, CoFactor}) ->
- {nif_prime_to_term(PrimeField), nif_curve_to_term(Curve), BasePoint, erlint(Order), erlint(CoFactor)};
+ {nif_prime_to_term(PrimeField), nif_curve_to_term(Curve), BasePoint, bin_to_int(Order), bin_to_int(CoFactor)};
nif_curve_parameters_to_term(Curve) when is_atom(Curve) ->
%% named curve
Curve.
@@ -1193,7 +1201,7 @@ nif_curve_parameters_to_term(Curve) when is_atom(Curve) ->
ec_key_to_term(Key) ->
case ec_key_to_term_nif(Key) of
{Curve, PrivKey, PubKey} ->
- {nif_curve_parameters_to_term(Curve), erlint(PrivKey), PubKey};
+ {nif_curve_parameters_to_term(Curve), bin_to_int(PrivKey), PubKey};
_ ->
erlang:error(conversion_failed)
end.
@@ -1201,13 +1209,13 @@ ec_key_to_term(Key) ->
ec_key_to_term_nif(_Key) -> ?nif_stub.
term_to_nif_prime({prime_field, Prime}) ->
- {prime_field, mpint(Prime)};
+ {prime_field, int_to_bin(Prime)};
term_to_nif_prime(PrimeField) ->
PrimeField.
term_to_nif_curve({A, B, Seed}) ->
- {mpint(A), mpint(B), Seed}.
+ {int_to_bin(A), int_to_bin(B), Seed}.
term_to_nif_curve_parameters({PrimeField, Curve, BasePoint, Order, CoFactor}) ->
- {term_to_nif_prime(PrimeField), term_to_nif_curve(Curve), BasePoint, mpint(Order), mpint(CoFactor)};
+ {term_to_nif_prime(PrimeField), term_to_nif_curve(Curve), BasePoint, int_to_bin(Order), int_to_bin(CoFactor)};
term_to_nif_curve_parameters(Curve) when is_atom(Curve) ->
%% named curve
Curve.
@@ -1216,7 +1224,7 @@ term_to_nif_curve_parameters(Curve) when is_atom(Curve) ->
term_to_ec_key({Curve, undefined, PubKey}) ->
term_to_ec_key_nif(term_to_nif_curve_parameters(Curve), undefined, PubKey);
term_to_ec_key({Curve, PrivKey, PubKey}) ->
- term_to_ec_key_nif(term_to_nif_curve_parameters(Curve), mpint(PrivKey), PubKey).
+ term_to_ec_key_nif(term_to_nif_curve_parameters(Curve), int_to_bin(PrivKey), PubKey).
term_to_ec_key_nif(_Curve, _PrivKey, _PubKey) -> ?nif_stub.
@@ -1356,18 +1364,18 @@ int_to_bin_neg(X,Ds) ->
int_to_bin_neg(X bsr 8, [(X band 255)|Ds]).
-bin_to_int(Bin) ->
+bin_to_int(Bin) when is_binary(Bin) ->
Bits = bit_size(Bin),
<<Integer:Bits/integer>> = Bin,
- Integer.
+ Integer;
+bin_to_int(undefined) ->
+ undefined.
%% int from integer in a binary with 32bit length
erlint(<<MPIntSize:32/integer,MPIntValue/binary>>) ->
Bits= MPIntSize * 8,
<<Integer:Bits/integer>> = MPIntValue,
- Integer;
-erlint(undefined) ->
- undefined.
+ Integer.
mpint_to_bin(<<Len:32, Bin:Len/binary>>) ->
Bin.