diff options
Diffstat (limited to 'lib/public_key')
| -rw-r--r-- | lib/public_key/doc/src/public_key.xml | 9 | ||||
| -rw-r--r-- | lib/public_key/src/public_key.app.src | 2 | ||||
| -rw-r--r-- | lib/public_key/src/public_key.erl | 56 | ||||
| -rw-r--r-- | lib/public_key/test/erl_make_certs.erl | 16 |
4 files changed, 74 insertions, 9 deletions
diff --git a/lib/public_key/doc/src/public_key.xml b/lib/public_key/doc/src/public_key.xml index c97ec361d1..2300ce3937 100644 --- a/lib/public_key/doc/src/public_key.xml +++ b/lib/public_key/doc/src/public_key.xml @@ -331,13 +331,16 @@ </func> <func> - <name>generate_key(Params) -> {Public::binary(), Private::binary()} | #'ECPrivateKey'{} </name> + <name>generate_key(Params) -> {Public::binary(), Private::binary()} | #'ECPrivateKey'{} | {#'RSAPublicKey'{}, #'RSAPrivateKey'{}}</name> <fsummary>Generates a new keypair.</fsummary> <type> - <v>Params = #'DHParameter'{} | {namedCurve, oid()} | #'ECParameters'{}</v> + <v>Params = #'DHParameter'{} | {namedCurve, oid()} | #'ECParameters'{} + | {rsa, Size::integer(), PubExp::integer} </v> </type> <desc> - <p>Generates a new keypair.</p> + <p>Generates a new keypair. See also + <seealso marker="crypto:crypto#generate_key/2">crypto:generate_key/2</seealso> + </p> </desc> </func> diff --git a/lib/public_key/src/public_key.app.src b/lib/public_key/src/public_key.app.src index 88ef07c5a6..dbd732c384 100644 --- a/lib/public_key/src/public_key.app.src +++ b/lib/public_key/src/public_key.app.src @@ -14,7 +14,7 @@ {applications, [asn1, crypto, kernel, stdlib]}, {registered, []}, {env, []}, - {runtime_dependencies, ["stdlib-2.0","kernel-3.0","erts-6.0","crypto-3.3", + {runtime_dependencies, ["stdlib-2.0","kernel-3.0","erts-6.0","crypto-3.8", "asn1-3.0"]} ] }. diff --git a/lib/public_key/src/public_key.erl b/lib/public_key/src/public_key.erl index 95202282fb..8f185bbbd4 100644 --- a/lib/public_key/src/public_key.erl +++ b/lib/public_key/src/public_key.erl @@ -395,9 +395,15 @@ dh_gex_group(Min, N, Max, Groups) -> pubkey_ssh:dh_gex_group(Min, N, Max, Groups). %%-------------------------------------------------------------------- --spec generate_key(#'DHParameter'{} | {namedCurve, Name ::oid()} | - #'ECParameters'{}) -> {Public::binary(), Private::binary()} | - #'ECPrivateKey'{}. +-spec generate_key(#'DHParameter'{}) -> + {Public::binary(), Private::binary()}; + ({namedCurve, Name ::oid()}) -> + #'ECPrivateKey'{}; + (#'ECParameters'{}) -> + #'ECPrivateKey'{}; + ({rsa, Size::pos_integer(), PubExp::pos_integer()}) -> + {#'RSAPublicKey'{}, #'RSAPrivateKey'{}}. + %% Description: Generates a new keypair %%-------------------------------------------------------------------- generate_key(#'DHParameter'{prime = P, base = G}) -> @@ -405,7 +411,49 @@ generate_key(#'DHParameter'{prime = P, base = G}) -> generate_key({namedCurve, _} = Params) -> ec_generate_key(Params); generate_key(#'ECParameters'{} = Params) -> - ec_generate_key(Params). + ec_generate_key(Params); +generate_key({rsa, ModulusSize, PublicExponent}) -> + case crypto:generate_key(rsa, {ModulusSize,PublicExponent}) of + {[E, N], [E, N, D, P, Q, D_mod_P_1, D_mod_Q_1, InvQ_mod_P]} -> + Nint = crypto:bytes_to_integer(N), + Eint = crypto:bytes_to_integer(E), + {#'RSAPublicKey'{modulus = Nint, + publicExponent = Eint}, + #'RSAPrivateKey'{version = 0, % Two-factor (I guess since otherPrimeInfos is not given) + modulus = Nint, + publicExponent = Eint, + privateExponent = crypto:bytes_to_integer(D), + prime1 = crypto:bytes_to_integer(P), + prime2 = crypto:bytes_to_integer(Q), + exponent1 = crypto:bytes_to_integer(D_mod_P_1), + exponent2 = crypto:bytes_to_integer(D_mod_Q_1), + coefficient = crypto:bytes_to_integer(InvQ_mod_P)} + }; + + {[E, N], [E, N, D]} -> % FIXME: what to set the other fields in #'RSAPrivateKey'? + % Answer: Miller [Mil76] + % G.L. Miller. Riemann's hypothesis and tests for primality. + % Journal of Computer and Systems Sciences, + % 13(3):300-307, + % 1976. + Nint = crypto:bytes_to_integer(N), + Eint = crypto:bytes_to_integer(E), + {#'RSAPublicKey'{modulus = Nint, + publicExponent = Eint}, + #'RSAPrivateKey'{version = 0, % Two-factor (I guess since otherPrimeInfos is not given) + modulus = Nint, + publicExponent = Eint, + privateExponent = crypto:bytes_to_integer(D), + prime1 = '?', + prime2 = '?', + exponent1 = '?', + exponent2 = '?', + coefficient = '?'} + }; + + Other -> + Other + end. %%-------------------------------------------------------------------- -spec compute_key(#'ECPoint'{} , #'ECPrivateKey'{}) -> binary(). diff --git a/lib/public_key/test/erl_make_certs.erl b/lib/public_key/test/erl_make_certs.erl index 3dab70784c..00be7dd5b3 100644 --- a/lib/public_key/test/erl_make_certs.erl +++ b/lib/public_key/test/erl_make_certs.erl @@ -346,10 +346,24 @@ make_key(ec, _Opts) -> %% RSA key generation (OBS: for testing only) %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +gen_rsa2(Size) -> + try + %% The numbers 2048,17 is choosen to not cause the cryptolib on + %% FIPS-enabled test machines be mad at us. + public_key:generate_key({rsa, 2048, 17}) + of + {_Public, Private} -> Private + catch + error:notsup -> + %% Disabled dirty_schedulers => crypto:generate_key not working + weak_gen_rsa2(Size) + end. + + -define(SMALL_PRIMES, [65537,97,89,83,79,73,71,67,61,59,53, 47,43,41,37,31,29,23,19,17,13,11,7,5,3]). -gen_rsa2(Size) -> +weak_gen_rsa2(Size) -> P = prime(Size), Q = prime(Size), N = P*Q, |