diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/crypto/c_src/crypto.c | 68 | ||||
| -rw-r--r-- | lib/crypto/src/crypto.erl | 12 |
2 files changed, 64 insertions, 16 deletions
diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c index 76c2b11b82..4dc62421d2 100644 --- a/lib/crypto/c_src/crypto.c +++ b/lib/crypto/c_src/crypto.c @@ -56,6 +56,10 @@ #if OPENSSL_VERSION_NUMBER >= 0x00908000L && !defined(OPENSSL_NO_SHA256) && defined(NID_sha256) # define HAVE_SHA256 #endif +#if OPENSSL_VERSION_NUMBER >= 0x00908000L && !defined(OPENSSL_NO_SHA384) && defined(NID_sha384)\ + && !defined(OPENSSL_NO_SHA512) /* disabled like this in my sha.h (?) */ +# define HAVE_SHA384 +#endif #if OPENSSL_VERSION_NUMBER >= 0x00908000L && !defined(OPENSSL_NO_SHA512) && defined(NID_sha512) # define HAVE_SHA512 #endif @@ -163,7 +167,7 @@ static ERL_NIF_TERM strong_rand_mpint_nif(ErlNifEnv* env, int argc, const ERL_NI static ERL_NIF_TERM rand_uniform_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM mod_exp_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM dss_verify(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); -static ERL_NIF_TERM rsa_verify(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM rsa_verify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM aes_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM exor(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM rc4_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); @@ -251,7 +255,7 @@ static ErlNifFunc nif_funcs[] = { {"rand_uniform_nif", 2, rand_uniform_nif}, {"mod_exp_nif", 3, mod_exp_nif}, {"dss_verify", 4, dss_verify}, - {"rsa_verify", 4, rsa_verify}, + {"rsa_verify_nif", 4, rsa_verify_nif}, {"aes_cbc_crypt", 4, aes_cbc_crypt}, {"exor", 2, exor}, {"rc4_encrypt", 2, rc4_encrypt}, @@ -296,6 +300,9 @@ static ErlNifRWLock** lock_vec = NULL; /* Static locks used by openssl */ static ERL_NIF_TERM atom_true; static ERL_NIF_TERM atom_false; static ERL_NIF_TERM atom_sha; +static ERL_NIF_TERM atom_sha256; +static ERL_NIF_TERM atom_sha384; +static ERL_NIF_TERM atom_sha512; static ERL_NIF_TERM atom_md5; static ERL_NIF_TERM atom_ripemd160; static ERL_NIF_TERM atom_error; @@ -367,6 +374,9 @@ static int load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info) atom_true = enif_make_atom(env,"true"); atom_false = enif_make_atom(env,"false"); atom_sha = enif_make_atom(env,"sha"); + atom_sha256 = enif_make_atom(env,"sha256"); + atom_sha384 = enif_make_atom(env,"sha384"); + atom_sha512 = enif_make_atom(env,"sha512"); atom_md5 = enif_make_atom(env,"md5"); atom_ripemd160 = enif_make_atom(env,"ripemd160"); atom_error = enif_make_atom(env,"error"); @@ -1246,17 +1256,14 @@ static ERL_NIF_TERM dss_verify(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv return(i > 0) ? atom_true : atom_false; } -static ERL_NIF_TERM rsa_verify(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +static ERL_NIF_TERM rsa_verify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {/* (Type, Data, Signature, Key=[E,N]) */ ErlNifBinary data_bin, sign_bin; - unsigned char hmacbuf[SHA_DIGEST_LENGTH]; + unsigned char hmacbuf[SHA512_LEN]; ERL_NIF_TERM head, tail, ret; - int i, is_sha; + int i; RSA* rsa = RSA_new(); - - if (argv[0] == atom_sha) is_sha = 1; - else if (argv[0] == atom_md5) is_sha = 0; - else goto badarg; + const ERL_NIF_TERM type = argv[0]; if (!inspect_mpint(env, argv[1], &data_bin) || !inspect_mpint(env, argv[2], &sign_bin) @@ -1265,22 +1272,57 @@ static ERL_NIF_TERM rsa_verify(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv || !enif_get_list_cell(env, tail, &head, &tail) || !get_bn_from_mpint(env, head, &rsa->n) || !enif_is_empty_list(env, tail)) { - badarg: + ret = enif_make_badarg(env); } else { - if (is_sha) { + if (type == atom_sha) { SHA1(data_bin.data+4, data_bin.size-4, hmacbuf); i = RSA_verify(NID_sha1, hmacbuf, SHA_DIGEST_LENGTH, sign_bin.data+4, sign_bin.size-4, rsa); } - else { + else if (type == atom_sha256) { + #ifdef HAVE_SHA256 + SHA256(data_bin.data+4, data_bin.size-4, hmacbuf); + i = RSA_verify(NID_sha256, hmacbuf, SHA256_LEN, + sign_bin.data+4, sign_bin.size-4, rsa); + #else + ret = atom_notsup; + goto done; + #endif + } + else if (type == atom_sha384) { + #ifdef HAVE_SHA384 + SHA384(data_bin.data+4, data_bin.size-4, hmacbuf); + i = RSA_verify(NID_sha384, hmacbuf, SHA384_LEN, + sign_bin.data+4, sign_bin.size-4, rsa); + #else + ret = atom_notsup; + goto done; + #endif + } + else if (type == atom_sha512) { + #ifdef HAVE_SHA512 + SHA512(data_bin.data+4, data_bin.size-4, hmacbuf); + i = RSA_verify(NID_sha512, hmacbuf, SHA512_LEN, + sign_bin.data+4, sign_bin.size-4, rsa); + #else + ret = atom_notsup; + goto done; + #endif + } + else if (type == atom_md5) { MD5(data_bin.data+4, data_bin.size-4, hmacbuf); i = RSA_verify(NID_md5, hmacbuf, MD5_DIGEST_LENGTH, sign_bin.data+4, sign_bin.size-4, rsa); } + else { + ret = enif_make_badarg(env); + goto done; + } ret = (i==1 ? atom_true : atom_false); - } + } +done: RSA_free(rsa); return ret; } diff --git a/lib/crypto/src/crypto.erl b/lib/crypto/src/crypto.erl index 522cce2086..d7aac27825 100644 --- a/lib/crypto/src/crypto.erl +++ b/lib/crypto/src/crypto.erl @@ -95,7 +95,7 @@ aes_ctr_stream_init, aes_ctr_stream_encrypt, aes_ctr_stream_decrypt, info_lib]). --type rsa_digest_type() :: 'md5' | 'sha'. +-type rsa_digest_type() :: 'md5' | 'sha' | 'sha256' | 'sha384' | 'sha512'. -type dss_digest_type() :: 'none' | 'sha'. -type crypto_integer() :: binary() | integer(). @@ -589,8 +589,14 @@ dss_verify(_Type,_Data,_Signature,_Key) -> ?nif_stub. % Key = [E,N] E=PublicExponent N=PublicModulus rsa_verify(Data,Signature,Key) -> - rsa_verify(sha, Data,Signature,Key). -rsa_verify(_Type,_Data,_Signature,_Key) -> ?nif_stub. + rsa_verify_nif(sha, Data,Signature,Key). +rsa_verify(Type, Data, Signature, Key) -> + case rsa_verify_nif(Type, Data, Signature, Key) of + notsup -> erlang:error(notsup); + Bool -> Bool + end. + +rsa_verify_nif(_Type, _Data, _Signature, _Key) -> ?nif_stub. %% |