KNF.

1 files changed, 67 insertions, 70 deletions

diff --git a/lib/libssl/src/crypto/evp/e_chacha20poly1305.c b/lib/libssl/src/crypto/evp/e_chacha20poly1305.c
index 9df6b7c453f..6e4a3f507aa 100644
--- a/lib/libssl/src/crypto/evp/e_chacha20poly1305.c
+++ b/lib/libssl/src/crypto/evp/e_chacha20poly1305.c
@@ -6,7 +6,7 @@
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer. 
+ *    notice, this list of conditions and the following disclaimer.
  *
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in
@@ -63,24 +63,24 @@
 #define POLY1305_TAG_LEN 16
 #define CHACHA20_NONCE_LEN 8
 
-struct aead_chacha20_poly1305_ctx
-	{
+struct aead_chacha20_poly1305_ctx {
 	unsigned char key[32];
 	unsigned char tag_len;
-	};
+};
 
-static int aead_chacha20_poly1305_init(EVP_AEAD_CTX *ctx, const unsigned char *key, size_t key_len, size_t tag_len)
-	{
+static int
+aead_chacha20_poly1305_init(EVP_AEAD_CTX *ctx, const unsigned char *key,
+    size_t key_len, size_t tag_len)
+{
 	struct aead_chacha20_poly1305_ctx *c20_ctx;
 
 	if (tag_len == 0)
 		tag_len = POLY1305_TAG_LEN;
 
-	if (tag_len > POLY1305_TAG_LEN)
-		{
+	if (tag_len > POLY1305_TAG_LEN) {
 		EVPerr(EVP_F_AEAD_CHACHA20_POLY1305_INIT, EVP_R_TOO_LARGE);
 		return 0;
-		}
+	}
 
 	if (key_len != sizeof(c20_ctx->key))
 		return 0;  /* internal error - EVP_AEAD_CTX_init should catch this. */
@@ -94,38 +94,39 @@ static int aead_chacha20_poly1305_init(EVP_AEAD_CTX *ctx, const unsigned char *k
 	ctx->aead_state = c20_ctx;
 
 	return 1;
-	}
+}
 
-static void aead_chacha20_poly1305_cleanup(EVP_AEAD_CTX *ctx)
-	{
+static void
+aead_chacha20_poly1305_cleanup(EVP_AEAD_CTX *ctx)
+{
 	struct aead_chacha20_poly1305_ctx *c20_ctx = ctx->aead_state;
 	OPENSSL_cleanse(c20_ctx->key, sizeof(c20_ctx->key));
 	OPENSSL_free(c20_ctx);
-	}
+}
 
-static void poly1305_update_with_length(poly1305_state *poly1305,
-	const unsigned char *data, size_t data_len)
-	{
+static void
+poly1305_update_with_length(poly1305_state *poly1305,
+    const unsigned char *data, size_t data_len)
+{
 	size_t j = data_len;
 	unsigned char length_bytes[8];
 	unsigned i;
 
-	for (i = 0; i < sizeof(length_bytes); i++)
-		{
+	for (i = 0; i < sizeof(length_bytes); i++) {
 		length_bytes[i] = j;
 		j >>= 8;
-		}
+	}
 
 	CRYPTO_poly1305_update(poly1305, data, data_len);
 	CRYPTO_poly1305_update(poly1305, length_bytes, sizeof(length_bytes));
 }
 
-static ssize_t aead_chacha20_poly1305_seal(const EVP_AEAD_CTX *ctx,
-	unsigned char *out, size_t max_out_len,
-	const unsigned char *nonce, size_t nonce_len,
-	const unsigned char *in, size_t in_len,
-	const unsigned char *ad, size_t ad_len)
-	{
+static ssize_t
+aead_chacha20_poly1305_seal(const EVP_AEAD_CTX *ctx, unsigned char *out,
+    size_t max_out_len, const unsigned char *nonce, size_t nonce_len,
+    const unsigned char *in, size_t in_len, const unsigned char *ad,
+    size_t ad_len)
+{
 	const struct aead_chacha20_poly1305_ctx *c20_ctx = ctx->aead_state;
 	unsigned char poly1305_key[32];
 	poly1305_state poly1305;
@@ -138,50 +139,48 @@ static ssize_t aead_chacha20_poly1305_seal(const EVP_AEAD_CTX *ctx,
 	 * 32-bits and this produces a warning because it's always false.
 	 * Casting to uint64_t inside the conditional is not sufficient to stop
 	 * the warning. */
-	if (in_len_64 >= (1ull << 32)*64-64)
-		{
+	if (in_len_64 >= (1ull << 32)*64 - 64) {
 		EVPerr(EVP_F_AEAD_CHACHA20_POLY1305_SEAL, EVP_R_TOO_LARGE);
 		return -1;
-		}
+	}
 
-	if (max_out_len < in_len + c20_ctx->tag_len)
-		{
-		EVPerr(EVP_F_AEAD_CHACHA20_POLY1305_SEAL, EVP_R_BUFFER_TOO_SMALL);
+	if (max_out_len < in_len + c20_ctx->tag_len) {
+		EVPerr(EVP_F_AEAD_CHACHA20_POLY1305_SEAL,
+		    EVP_R_BUFFER_TOO_SMALL);
 		return -1;
-		}
+	}
 
-	if (nonce_len != CHACHA20_NONCE_LEN)
-		{
+	if (nonce_len != CHACHA20_NONCE_LEN) {
 		EVPerr(EVP_F_AEAD_CHACHA20_POLY1305_SEAL, EVP_R_IV_TOO_LARGE);
 		return -1;
-		}
+	}
 
 	memset(poly1305_key, 0, sizeof(poly1305_key));
-	CRYPTO_chacha_20(poly1305_key, poly1305_key, sizeof(poly1305_key), c20_ctx->key, nonce, 0);
+	CRYPTO_chacha_20(poly1305_key, poly1305_key, sizeof(poly1305_key),
+	    c20_ctx->key, nonce, 0);
 
 	CRYPTO_poly1305_init(&poly1305, poly1305_key);
 	poly1305_update_with_length(&poly1305, ad, ad_len);
 	CRYPTO_chacha_20(out, in, in_len, c20_ctx->key, nonce, 1);
 	poly1305_update_with_length(&poly1305, out, in_len);
 
-	if (c20_ctx->tag_len != POLY1305_TAG_LEN)
-		{
+	if (c20_ctx->tag_len != POLY1305_TAG_LEN) {
 		unsigned char tag[POLY1305_TAG_LEN];
 		CRYPTO_poly1305_finish(&poly1305, tag);
 		memcpy(out + in_len, tag, c20_ctx->tag_len);
 		return in_len + c20_ctx->tag_len;
-		}
+	}
 
 	CRYPTO_poly1305_finish(&poly1305, out + in_len);
 	return in_len + POLY1305_TAG_LEN;
-	}
+}
 
-static ssize_t aead_chacha20_poly1305_open(const EVP_AEAD_CTX *ctx,
-	unsigned char *out, size_t max_out_len,
-	const unsigned char *nonce, size_t nonce_len,
-	const unsigned char *in, size_t in_len,
-	const unsigned char *ad, size_t ad_len)
-	{
+static ssize_t
+aead_chacha20_poly1305_open(const EVP_AEAD_CTX *ctx, unsigned char *out,
+    size_t max_out_len, const unsigned char *nonce, size_t nonce_len,
+    const unsigned char *in, size_t in_len, const unsigned char *ad,
+    size_t ad_len)
+{
 	const struct aead_chacha20_poly1305_ctx *c20_ctx = ctx->aead_state;
 	unsigned char mac[POLY1305_TAG_LEN];
 	unsigned char poly1305_key[32];
@@ -189,11 +188,10 @@ static ssize_t aead_chacha20_poly1305_open(const EVP_AEAD_CTX *ctx,
 	poly1305_state poly1305;
 	const uint64_t in_len_64 = in_len;
 
-	if (in_len < c20_ctx->tag_len)
-		{
+	if (in_len < c20_ctx->tag_len) {
 		EVPerr(EVP_F_AEAD_CHACHA20_POLY1305_OPEN, EVP_R_BAD_DECRYPT);
 		return -1;
-		}
+	}
 
 	/* The underlying ChaCha implementation may not overflow the block
 	 * counter into the second counter word. Therefore we disallow
@@ -202,46 +200,44 @@ static ssize_t aead_chacha20_poly1305_open(const EVP_AEAD_CTX *ctx,
 	 * 32-bits and this produces a warning because it's always false.
 	 * Casting to uint64_t inside the conditional is not sufficient to stop
 	 * the warning. */
-	if (in_len_64 >= (1ull << 32)*64-64)
-		{
+	if (in_len_64 >= (1ull << 32)*64 - 64) {
 		EVPerr(EVP_F_AEAD_CHACHA20_POLY1305_OPEN, EVP_R_TOO_LARGE);
 		return -1;
-		}
+	}
 
-	if (nonce_len != CHACHA20_NONCE_LEN)
-		{
+	if (nonce_len != CHACHA20_NONCE_LEN) {
 		EVPerr(EVP_F_AEAD_CHACHA20_POLY1305_OPEN, EVP_R_IV_TOO_LARGE);
 		return -1;
-		}
+	}
 
 	out_len = in_len - c20_ctx->tag_len;
 
-	if (max_out_len < out_len)
-		{
-		EVPerr(EVP_F_AEAD_CHACHA20_POLY1305_OPEN, EVP_R_BUFFER_TOO_SMALL);
+	if (max_out_len < out_len) {
+		EVPerr(EVP_F_AEAD_CHACHA20_POLY1305_OPEN,
+		    EVP_R_BUFFER_TOO_SMALL);
 		return -1;
-		}
+	}
 
 	memset(poly1305_key, 0, sizeof(poly1305_key));
-	CRYPTO_chacha_20(poly1305_key, poly1305_key, sizeof(poly1305_key), c20_ctx->key, nonce, 0);
+	CRYPTO_chacha_20(poly1305_key, poly1305_key, sizeof(poly1305_key),
+	    c20_ctx->key, nonce, 0);
 
 	CRYPTO_poly1305_init(&poly1305, poly1305_key);
 	poly1305_update_with_length(&poly1305, ad, ad_len);
 	poly1305_update_with_length(&poly1305, in, out_len);
 	CRYPTO_poly1305_finish(&poly1305, mac);
 
-	if (CRYPTO_memcmp(mac, in + out_len, c20_ctx->tag_len) != 0)
-		{
+	if (CRYPTO_memcmp(mac, in + out_len, c20_ctx->tag_len) != 0) {
 		EVPerr(EVP_F_AEAD_CHACHA20_POLY1305_OPEN, EVP_R_BAD_DECRYPT);
 		return -1;
-		}
+	}
 
 	CRYPTO_chacha_20(out, in, out_len, c20_ctx->key, nonce, 1);
+
 	return out_len;
-	}
+}
 
-static const EVP_AEAD aead_chacha20_poly1305 =
-	{
+static const EVP_AEAD aead_chacha20_poly1305 = {
 	32,  /* key len */
 	CHACHA20_NONCE_LEN,   /* nonce len */
 	POLY1305_TAG_LEN,  /* overhead */
@@ -251,11 +247,12 @@ static const EVP_AEAD aead_chacha20_poly1305 =
 	aead_chacha20_poly1305_cleanup,
 	aead_chacha20_poly1305_seal,
 	aead_chacha20_poly1305_open,
-	};
+};
 
-const EVP_AEAD *EVP_aead_chacha20_poly1305()
-	{
+const EVP_AEAD *
+EVP_aead_chacha20_poly1305()
+{
 	return &aead_chacha20_poly1305;
-	}
+}
 
 #endif  /* !OPENSSL_NO_CHACHA && !OPENSSL_NO_POLY1305 */