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-rw-r--r--lib/crypto/c_src/crypto.c113
1 files changed, 91 insertions, 22 deletions
diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c
index 067e220863..7183c395ae 100644
--- a/lib/crypto/c_src/crypto.c
+++ b/lib/crypto/c_src/crypto.c
@@ -55,51 +55,69 @@
#include <openssl/evp.h>
#include <openssl/hmac.h>
-#if OPENSSL_VERSION_NUMBER >= 0x1000000fL
+
+/* Helper macro to construct a OPENSSL_VERSION_NUMBER.
+ * See openssl/opensslv.h
+ */
+#define OpenSSL_version(MAJ, MIN, FIX, P) \
+ ((((((((MAJ << 8) | MIN) << 8 ) | FIX) << 8) | (P-'a'+1)) << 4) | 0xf)
+
+#define OpenSSL_version_plain(MAJ, MIN, FIX) \
+ OpenSSL_version(MAJ,MIN,FIX,('a'-1))
+
+
+#if OPENSSL_VERSION_NUMBER >= OpenSSL_version_plain(1,0,0)
#include <openssl/modes.h>
#endif
#include "crypto_callback.h"
-#if OPENSSL_VERSION_NUMBER >= 0x00908000L && !defined(OPENSSL_NO_SHA224) && defined(NID_sha224)\
- && !defined(OPENSSL_NO_SHA256) /* disabled like this in my sha.h (?) */
+#if OPENSSL_VERSION_NUMBER >= OpenSSL_version_plain(0,9,8) \
+ && !defined(OPENSSL_NO_SHA224) && defined(NID_sha224) \
+ && !defined(OPENSSL_NO_SHA256) /* disabled like this in my sha.h (?) */
# define HAVE_SHA224
#endif
-#if OPENSSL_VERSION_NUMBER >= 0x00908000L && !defined(OPENSSL_NO_SHA256) && defined(NID_sha256)
+#if OPENSSL_VERSION_NUMBER >= OpenSSL_version_plain(0,9,8) \
+ && !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 (?) */
+#if OPENSSL_VERSION_NUMBER >= OpenSSL_version_plain(0,9,8) \
+ && !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)
+#if OPENSSL_VERSION_NUMBER >= OpenSSL_version_plain(0,9,8) \
+ && !defined(OPENSSL_NO_SHA512) && defined(NID_sha512)
# define HAVE_SHA512
#endif
-#if OPENSSL_VERSION_NUMBER >= 0x0090705FL
+#if OPENSSL_VERSION_NUMBER >= OpenSSL_version(0,9,7,'e')
# define HAVE_DES_ede3_cfb_encrypt
#endif
-#if OPENSSL_VERSION_NUMBER >= 0x009080ffL \
+#if OPENSSL_VERSION_NUMBER >= OpenSSL_version(0,9,8,'o') \
&& !defined(OPENSSL_NO_EC) \
&& !defined(OPENSSL_NO_ECDH) \
&& !defined(OPENSSL_NO_ECDSA)
# define HAVE_EC
#endif
-#if OPENSSL_VERSION_NUMBER >= 0x0090803fL
+#if OPENSSL_VERSION_NUMBER >= OpenSSL_version(0,9,8,'c')
# define HAVE_AES_IGE
#endif
-#if OPENSSL_VERSION_NUMBER >= 0x1000100fL
+#if OPENSSL_VERSION_NUMBER >= OpenSSL_version_plain(1,0,1)
# define HAVE_EVP_AES_CTR
# define HAVE_GCM
+# if OPENSSL_VERSION_NUMBER < OpenSSL_version(1,0,1,'d')
+# define HAVE_GCM_EVP_DECRYPT_BUG
+# endif
#endif
#if defined(NID_chacha20) && !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305)
# define HAVE_CHACHA20_POLY1305
#endif
-#if OPENSSL_VERSION_NUMBER <= 0x009080cfL
+#if OPENSSL_VERSION_NUMBER <= OpenSSL_version(0,9,8,'l')
# define HAVE_ECB_IVEC_BUG
#endif
@@ -244,6 +262,9 @@ static ERL_NIF_TERM rand_seed_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM a
static ERL_NIF_TERM aes_gcm_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM aes_gcm_decrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
+#ifdef HAVE_GCM_EVP_DECRYPT_BUG
+static ERL_NIF_TERM aes_gcm_decrypt_NO_EVP(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
+#endif
static ERL_NIF_TERM chacha20_poly1305_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM chacha20_poly1305_decrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
@@ -479,7 +500,7 @@ static struct cipher_type_t* get_cipher_type(ERL_NIF_TERM type, size_t key_len);
#define PRINTF_ERR1(FMT,A1)
#define PRINTF_ERR2(FMT,A1,A2)
-#if OPENSSL_VERSION_NUMBER >= 0x1000000fL
+#if OPENSSL_VERSION_NUMBER >= OpenSSL_version_plain(1,0,0)
/* Define resource types for OpenSSL context structures. */
static ErlNifResourceType* evp_md_ctx_rtype;
static void evp_md_ctx_dtor(ErlNifEnv* env, EVP_MD_CTX* ctx) {
@@ -578,7 +599,7 @@ static int init(ErlNifEnv* env, ERL_NIF_TERM load_info)
PRINTF_ERR0("CRYPTO: Could not open resource type 'hmac_context'");
return 0;
}
-#if OPENSSL_VERSION_NUMBER >= 0x1000000fL
+#if OPENSSL_VERSION_NUMBER >= OpenSSL_version_plain(1,0,0)
evp_md_ctx_rtype = enif_open_resource_type(env, NULL, "EVP_MD_CTX",
(ErlNifResourceDtor*) evp_md_ctx_dtor,
ERL_NIF_RT_CREATE|ERL_NIF_RT_TAKEOVER,
@@ -877,7 +898,7 @@ static ERL_NIF_TERM hash_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]
return ret;
}
-#if OPENSSL_VERSION_NUMBER >= 0x1000000fL
+#if OPENSSL_VERSION_NUMBER >= OpenSSL_version_plain(1,0,0)
static ERL_NIF_TERM hash_init_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* (Type) */
@@ -1253,7 +1274,7 @@ static ERL_NIF_TERM hmac_init_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM a
obj = enif_alloc_resource(hmac_context_rtype, sizeof(struct hmac_context));
obj->mtx = enif_mutex_create("crypto.hmac");
obj->alive = 1;
-#if OPENSSL_VERSION_NUMBER >= 0x1000000fL
+#if OPENSSL_VERSION_NUMBER >= OpenSSL_version_plain(1,0,0)
// Check the return value of HMAC_Init: it may fail in FIPS mode
// for disabled algorithms
if (!HMAC_Init(&obj->ctx, key.data, key.size, digp->md.p)) {
@@ -1710,7 +1731,9 @@ out_err:
static ERL_NIF_TERM aes_gcm_decrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* (Key,Iv,AAD,In,Tag) */
-#if defined(HAVE_GCM)
+#if defined(HAVE_GCM_EVP_DECRYPT_BUG)
+ return aes_gcm_decrypt_NO_EVP(env, argc, argv);
+#elif defined(HAVE_GCM)
EVP_CIPHER_CTX ctx;
const EVP_CIPHER *cipher = NULL;
ErlNifBinary key, iv, aad, in, tag;
@@ -1763,12 +1786,58 @@ static ERL_NIF_TERM aes_gcm_decrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM
out_err:
EVP_CIPHER_CTX_cleanup(&ctx);
return atom_error;
-
#else
return enif_raise_exception(env, atom_notsup);
#endif
}
+#ifdef HAVE_GCM_EVP_DECRYPT_BUG
+static ERL_NIF_TERM aes_gcm_decrypt_NO_EVP(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
+{
+ GCM128_CONTEXT *ctx;
+ ErlNifBinary key, iv, aad, in, tag;
+ AES_KEY aes_key;
+ unsigned char *outp;
+ ERL_NIF_TERM out;
+
+ if (!enif_inspect_iolist_as_binary(env, argv[0], &key)
+ || AES_set_encrypt_key(key.data, key.size*8, &aes_key) != 0
+ || !enif_inspect_binary(env, argv[1], &iv) || iv.size == 0
+ || !enif_inspect_iolist_as_binary(env, argv[2], &aad)
+ || !enif_inspect_iolist_as_binary(env, argv[3], &in)
+ || !enif_inspect_iolist_as_binary(env, argv[4], &tag)) {
+ return enif_make_badarg(env);
+ }
+
+ if (!(ctx = CRYPTO_gcm128_new(&aes_key, (block128_f)AES_encrypt)))
+ return atom_error;
+
+ CRYPTO_gcm128_setiv(ctx, iv.data, iv.size);
+
+ if (CRYPTO_gcm128_aad(ctx, aad.data, aad.size))
+ goto out_err;
+
+ outp = enif_make_new_binary(env, in.size, &out);
+
+ /* decrypt */
+ if (CRYPTO_gcm128_decrypt(ctx, in.data, outp, in.size))
+ goto out_err;
+
+ /* calculate and check the tag */
+ if (CRYPTO_gcm128_finish(ctx, tag.data, tag.size))
+ goto out_err;
+
+ CRYPTO_gcm128_release(ctx);
+ CONSUME_REDS(env, in);
+
+ return out;
+
+out_err:
+ CRYPTO_gcm128_release(ctx);
+ return atom_error;
+}
+#endif /* HAVE_GCM_EVP_DECRYPT_BUG */
+
#if defined(HAVE_CHACHA20_POLY1305)
static void
poly1305_update_with_length(poly1305_state *poly1305,
@@ -2157,7 +2226,7 @@ static ERL_NIF_TERM rsa_verify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM
ERL_NIF_TERM head, tail, ret;
int i;
RSA *rsa;
-#if OPENSSL_VERSION_NUMBER >= 0x1000000fL
+#if OPENSSL_VERSION_NUMBER >= OpenSSL_version_plain(1,0,0)
EVP_PKEY *pkey;
EVP_PKEY_CTX *ctx;
#endif
@@ -2189,7 +2258,7 @@ static ERL_NIF_TERM rsa_verify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM
goto done;
}
-#if OPENSSL_VERSION_NUMBER >= 0x1000000fL
+#if OPENSSL_VERSION_NUMBER >= OpenSSL_version_plain(1,0,0)
pkey = EVP_PKEY_new();
EVP_PKEY_set1_RSA(pkey, rsa);
@@ -2316,7 +2385,7 @@ static int get_rsa_private_key(ErlNifEnv* env, ERL_NIF_TERM key, RSA *rsa)
static ERL_NIF_TERM rsa_sign_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* (Type, Digest, Key=[E,N,D]|[E,N,D,P1,P2,E1,E2,C]) */
ErlNifBinary digest_bin, ret_bin;
-#if OPENSSL_VERSION_NUMBER >= 0x1000000fL
+#if OPENSSL_VERSION_NUMBER >= OpenSSL_version_plain(1,0,0)
EVP_PKEY *pkey;
EVP_PKEY_CTX *ctx;
size_t rsa_s_len;
@@ -2349,7 +2418,7 @@ static ERL_NIF_TERM rsa_sign_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM ar
}
-#if OPENSSL_VERSION_NUMBER >= 0x1000000fL
+#if OPENSSL_VERSION_NUMBER >= OpenSSL_version_plain(1,0,0)
pkey = EVP_PKEY_new();
EVP_PKEY_set1_RSA(pkey, rsa);
rsa_s_len=(size_t)EVP_PKEY_size(pkey);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 17:17:29 +0000