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-rw-r--r--src/crypto.h108
1 files changed, 48 insertions, 60 deletions
diff --git a/src/crypto.h b/src/crypto.h
index 87c759f..ae260d2 100644
--- a/src/crypto.h
+++ b/src/crypto.h
@@ -9,18 +9,8 @@
#include <sys/param.h>
#include <sys/mbuf.h>
-#if __FreeBSD_version >= 1400036 || \
- (__FreeBSD_version < 1400000 && __FreeBSD_version >= 1300519)
-#define OCF_CHACHA20_POLY1305
-#endif
-
-#if __FreeBSD_version >= 1400048
-#define KERNEL_CHACHA20_POLY1305
-#endif
-
-#if __FreeBSD_version >= 1400049
-#define KERNEL_CURVE25519
-#endif
+int crypto_init(void);
+void crypto_deinit(void);
enum chacha20poly1305_lengths {
XCHACHA20POLY1305_NONCE_SIZE = 24,
@@ -28,37 +18,63 @@ enum chacha20poly1305_lengths {
CHACHA20POLY1305_AUTHTAG_SIZE = 16
};
-#ifdef KERNEL_CHACHA20_POLY1305
+#ifdef COMPAT_NEED_CHACHA20POLY1305
+void
+chacha20poly1305_encrypt(uint8_t *dst, const uint8_t *src, const size_t src_len,
+ const uint8_t *ad, const size_t ad_len,
+ const uint64_t nonce,
+ const uint8_t key[CHACHA20POLY1305_KEY_SIZE]);
+
+bool
+chacha20poly1305_decrypt(uint8_t *dst, const uint8_t *src, const size_t src_len,
+ const uint8_t *ad, const size_t ad_len,
+ const uint64_t nonce,
+ const uint8_t key[CHACHA20POLY1305_KEY_SIZE]);
+
+void
+xchacha20poly1305_encrypt(uint8_t *dst, const uint8_t *src,
+ const size_t src_len, const uint8_t *ad,
+ const size_t ad_len,
+ const uint8_t nonce[XCHACHA20POLY1305_NONCE_SIZE],
+ const uint8_t key[CHACHA20POLY1305_KEY_SIZE]);
+
+bool
+xchacha20poly1305_decrypt(uint8_t *dst, const uint8_t *src,
+ const size_t src_len, const uint8_t *ad,
+ const size_t ad_len,
+ const uint8_t nonce[XCHACHA20POLY1305_NONCE_SIZE],
+ const uint8_t key[CHACHA20POLY1305_KEY_SIZE]);
+#else
#include <sys/endian.h>
#include <crypto/chacha20_poly1305.h>
-static __inline void
+static inline void
chacha20poly1305_encrypt(uint8_t *dst, const uint8_t *src, const size_t src_len,
- const uint8_t *ad, const size_t ad_len,
- const uint64_t nonce,
- const uint8_t key[CHACHA20POLY1305_KEY_SIZE])
+ const uint8_t *ad, const size_t ad_len,
+ const uint64_t nonce,
+ const uint8_t key[CHACHA20POLY1305_KEY_SIZE])
{
uint8_t nonce_bytes[8];
le64enc(nonce_bytes, nonce);
- chacha20_poly1305_encrypt(dst, src, src_len, ad, ad_len, nonce_bytes,
- sizeof(nonce_bytes), key);
+ chacha20_poly1305_encrypt(dst, src, src_len, ad, ad_len,
+ nonce_bytes, sizeof(nonce_bytes), key);
}
-static __inline bool
+static inline bool
chacha20poly1305_decrypt(uint8_t *dst, const uint8_t *src, const size_t src_len,
- const uint8_t *ad, const size_t ad_len,
- const uint64_t nonce,
- const uint8_t key[CHACHA20POLY1305_KEY_SIZE])
+ const uint8_t *ad, const size_t ad_len,
+ const uint64_t nonce,
+ const uint8_t key[CHACHA20POLY1305_KEY_SIZE])
{
uint8_t nonce_bytes[8];
le64enc(nonce_bytes, nonce);
return (chacha20_poly1305_decrypt(dst, src, src_len, ad, ad_len,
- nonce_bytes, sizeof(nonce_bytes), key));
+ nonce_bytes, sizeof(nonce_bytes), key));
}
-static __inline void
+static inline void
xchacha20poly1305_encrypt(uint8_t *dst, const uint8_t *src,
const size_t src_len, const uint8_t *ad,
const size_t ad_len,
@@ -68,42 +84,15 @@ xchacha20poly1305_encrypt(uint8_t *dst, const uint8_t *src,
xchacha20_poly1305_encrypt(dst, src, src_len, ad, ad_len, nonce, key);
}
-static __inline bool
+static inline bool
xchacha20poly1305_decrypt(uint8_t *dst, const uint8_t *src,
const size_t src_len, const uint8_t *ad,
const size_t ad_len,
const uint8_t nonce[XCHACHA20POLY1305_NONCE_SIZE],
const uint8_t key[CHACHA20POLY1305_KEY_SIZE])
{
- return (xchacha20_poly1305_decrypt(dst, src, src_len, ad, ad_len, nonce,
- key));
+ return (xchacha20_poly1305_decrypt(dst, src, src_len, ad, ad_len, nonce, key));
}
-#else
-void
-chacha20poly1305_encrypt(uint8_t *dst, const uint8_t *src, const size_t src_len,
- const uint8_t *ad, const size_t ad_len,
- const uint64_t nonce,
- const uint8_t key[CHACHA20POLY1305_KEY_SIZE]);
-
-bool
-chacha20poly1305_decrypt(uint8_t *dst, const uint8_t *src, const size_t src_len,
- const uint8_t *ad, const size_t ad_len,
- const uint64_t nonce,
- const uint8_t key[CHACHA20POLY1305_KEY_SIZE]);
-
-void
-xchacha20poly1305_encrypt(uint8_t *dst, const uint8_t *src,
- const size_t src_len, const uint8_t *ad,
- const size_t ad_len,
- const uint8_t nonce[XCHACHA20POLY1305_NONCE_SIZE],
- const uint8_t key[CHACHA20POLY1305_KEY_SIZE]);
-
-bool
-xchacha20poly1305_decrypt(uint8_t *dst, const uint8_t *src,
- const size_t src_len, const uint8_t *ad,
- const size_t ad_len,
- const uint8_t nonce[XCHACHA20POLY1305_NONCE_SIZE],
- const uint8_t key[CHACHA20POLY1305_KEY_SIZE]);
#endif
int
@@ -121,6 +110,7 @@ enum blake2s_lengths {
BLAKE2S_KEY_SIZE = 32
};
+#ifdef COMPAT_NEED_BLAKE2S
struct blake2s_state {
uint32_t h[8];
uint32_t t[2];
@@ -144,10 +134,9 @@ void blake2s(uint8_t *out, const uint8_t *in, const uint8_t *key,
void blake2s_hmac(uint8_t *out, const uint8_t *in, const uint8_t *key,
const size_t outlen, const size_t inlen, const size_t keylen);
+#endif
-#ifdef KERNEL_CURVE25519
-#include <crypto/curve25519.h>
-#else
+#ifdef COMPAT_NEED_CURVE25519
enum curve25519_lengths {
CURVE25519_KEY_SIZE = 32
};
@@ -176,9 +165,8 @@ static inline void curve25519_generate_secret(uint8_t secret[CURVE25519_KEY_SIZE
arc4random_buf(secret, CURVE25519_KEY_SIZE);
curve25519_clamp_secret(secret);
}
+#else
+#include <crypto/curve25519.h>
#endif
-int crypto_init(void);
-void crypto_deinit(void);
-
#endif
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