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authorIngela Anderton Andin <[email protected]>2011-10-18 18:01:40 +0200
committerIngela Anderton Andin <[email protected]>2011-11-01 16:54:26 +0100
commitb211df3a0cca478822d57836dac3dd6452aab32a (patch)
treef825012c084fd9bc88b4ed6fb0c04d079a3ca747 /lib/crypto/c_src
parentca4d1197fdf66fda5241edd645c12d2451b67ec8 (diff)
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Additions to crypto and public_key needed for full PKCS-8 support
Diffstat (limited to 'lib/crypto/c_src')
-rw-r--r--lib/crypto/c_src/crypto.c27
1 files changed, 14 insertions, 13 deletions
diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c
index 10fe333d18..802c1991de 100644
--- a/lib/crypto/c_src/crypto.c
+++ b/lib/crypto/c_src/crypto.c
@@ -154,7 +154,7 @@ 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[]);
static ERL_NIF_TERM rc4_set_key(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM rc4_encrypt_with_state(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
-static ERL_NIF_TERM rc2_40_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
+static ERL_NIF_TERM rc2_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM rsa_sign_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM dss_sign_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM rsa_public_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
@@ -234,7 +234,7 @@ static ErlNifFunc nif_funcs[] = {
{"rc4_encrypt", 2, rc4_encrypt},
{"rc4_set_key", 1, rc4_set_key},
{"rc4_encrypt_with_state", 2, rc4_encrypt_with_state},
- {"rc2_40_cbc_crypt", 4, rc2_40_cbc_crypt},
+ {"rc2_cbc_crypt", 4, rc2_cbc_crypt},
{"rsa_sign_nif", 3, rsa_sign_nif},
{"dss_sign_nif", 3, dss_sign_nif},
{"rsa_public_crypt", 4, rsa_public_crypt},
@@ -1237,30 +1237,31 @@ static ERL_NIF_TERM rc4_encrypt_with_state(ErlNifEnv* env, int argc, const ERL_N
return enif_make_tuple2(env,new_state,new_data);
}
-static ERL_NIF_TERM rc2_40_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
+static ERL_NIF_TERM rc2_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* (Key,IVec,Data,IsEncrypt) */
ErlNifBinary key_bin, ivec_bin, data_bin;
RC2_KEY rc2_key;
ERL_NIF_TERM ret;
-
+ unsigned char iv_copy[8];
+
if (!enif_inspect_iolist_as_binary(env, argv[0], &key_bin)
- || key_bin.size != 5
+ || (key_bin.size != 5 && key_bin.size != 8 && key_bin.size != 16)
|| !enif_inspect_binary(env, argv[1], &ivec_bin)
|| ivec_bin.size != 8
- || !enif_inspect_iolist_as_binary(env, argv[2], &data_bin)) {
-
+ || !enif_inspect_iolist_as_binary(env, argv[2], &data_bin)
+ || data_bin.size % 8 != 0) {
return enif_make_badarg(env);
}
-
- RC2_set_key(&rc2_key, 5, key_bin.data, 40);
+
+ RC2_set_key(&rc2_key, key_bin.size, key_bin.data, key_bin.size*8);
+ memcpy(iv_copy, ivec_bin.data, 8);
RC2_cbc_encrypt(data_bin.data,
- enif_make_new_binary(env, data_bin.size, &ret),
+ enif_make_new_binary(env, data_bin.size, &ret),
data_bin.size, &rc2_key,
- ivec_bin.data,
+ iv_copy,
(argv[3] == atom_true));
-
return ret;
-}
+}
static ERL_NIF_TERM rsa_sign_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* (Type,Data,Key=[E,N,D]) */