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-rw-r--r--lib/crypto/c_src/crypto.c23
1 files changed, 19 insertions, 4 deletions
diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c
index c2ca990a3d..0e4e85cef7 100644
--- a/lib/crypto/c_src/crypto.c
+++ b/lib/crypto/c_src/crypto.c
@@ -50,7 +50,9 @@
#include <openssl/ripemd.h>
#include <openssl/bn.h>
#include <openssl/objects.h>
-#include <openssl/rc4.h>
+#ifndef OPENSSL_NO_RC4
+ #include <openssl/rc4.h>
+#endif /* OPENSSL_NO_RC4 */
#ifndef OPENSSL_NO_RC2
#include <openssl/rc2.h>
#endif
@@ -838,7 +840,9 @@ static void init_algorithms_types(ErlNifEnv* env)
#ifndef OPENSSL_NO_RC2
algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"rc2_cbc");
#endif
+#ifndef OPENSSL_NO_RC4
algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"rc4");
+#endif
#if defined(HAVE_GCM)
algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"aes_gcm");
#endif
@@ -2337,6 +2341,7 @@ static ERL_NIF_TERM do_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[])
{/* (Key, Data) */
+#ifndef OPENSSL_NO_RC4
ErlNifBinary key, data;
RC4_KEY rc4_key;
ERL_NIF_TERM ret;
@@ -2350,10 +2355,14 @@ static ERL_NIF_TERM rc4_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM arg
enif_make_new_binary(env, data.size, &ret));
CONSUME_REDS(env,data);
return ret;
-}
+#else
+ return enif_raise_exception(env, atom_notsup);
+#endif
+}
static ERL_NIF_TERM rc4_set_key(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* (Key) */
+#ifndef OPENSSL_NO_RC4
ErlNifBinary key;
ERL_NIF_TERM ret;
@@ -2363,11 +2372,14 @@ static ERL_NIF_TERM rc4_set_key(ErlNifEnv* env, int argc, const ERL_NIF_TERM arg
RC4_set_key((RC4_KEY*)enif_make_new_binary(env, sizeof(RC4_KEY), &ret),
key.size, key.data);
return ret;
+#else
+ return enif_raise_exception(env, atom_notsup);
+#endif
}
static ERL_NIF_TERM rc4_encrypt_with_state(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* (State, Data) */
-
+#ifndef OPENSSL_NO_RC4
ErlNifBinary state, data;
RC4_KEY* rc4_key;
ERL_NIF_TERM new_state, new_data;
@@ -2383,7 +2395,10 @@ static ERL_NIF_TERM rc4_encrypt_with_state(ErlNifEnv* env, int argc, const ERL_N
enif_make_new_binary(env, data.size, &new_data));
CONSUME_REDS(env,data);
return enif_make_tuple2(env,new_state,new_data);
-}
+#else
+ return enif_raise_exception(env, atom_notsup);
+#endif
+}
static int get_rsa_private_key(ErlNifEnv* env, ERL_NIF_TERM key, RSA *rsa)
{