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[net,4/6] tls: Move tls_make_aad to header to allow sharing

Message ID 1510561369-90592-5-git-send-email-ilyal@mellanox.com
State Accepted, archived
Delegated to: David Miller
Headers show
Series tls: Miscellaneous fixes | expand

Commit Message

Ilya Lesokhin Nov. 13, 2017, 8:22 a.m. UTC 
move tls_make_aad as it is going to be reused
by the device offload code and rx path.
Remove unused recv parameter.

Signed-off-by: Ilya Lesokhin <ilyal@mellanox.com>
---
 include/net/tls.h | 15 +++++++++++++++
 net/tls/tls_sw.c  | 18 +-----------------
 2 files changed, 16 insertions(+), 17 deletions(-)
diff mbox series

Patch

diff --git a/include/net/tls.h b/include/net/tls.h
index 7cb58a6..70becd0 100644
--- a/include/net/tls.h
+++ b/include/net/tls.h
@@ -214,6 +214,21 @@  static inline void tls_fill_prepend(struct tls_context *ctx,
 	       ctx->iv + TLS_CIPHER_AES_GCM_128_SALT_SIZE, iv_size);
 }
 
+static inline void tls_make_aad(char *buf,
+				size_t size,
+				char *record_sequence,
+				int record_sequence_size,
+				unsigned char record_type)
+{
+	memcpy(buf, record_sequence, record_sequence_size);
+
+	buf[8] = record_type;
+	buf[9] = TLS_1_2_VERSION_MAJOR;
+	buf[10] = TLS_1_2_VERSION_MINOR;
+	buf[11] = size >> 8;
+	buf[12] = size & 0xFF;
+}
+
 static inline struct tls_context *tls_get_ctx(const struct sock *sk)
 {
 	struct inet_connection_sock *icsk = inet_csk(sk);
diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c
index fcd92a9..73d1921 100644
--- a/net/tls/tls_sw.c
+++ b/net/tls/tls_sw.c
@@ -39,22 +39,6 @@ 
 
 #include <net/tls.h>
 
-static inline void tls_make_aad(int recv,
-				char *buf,
-				size_t size,
-				char *record_sequence,
-				int record_sequence_size,
-				unsigned char record_type)
-{
-	memcpy(buf, record_sequence, record_sequence_size);
-
-	buf[8] = record_type;
-	buf[9] = TLS_1_2_VERSION_MAJOR;
-	buf[10] = TLS_1_2_VERSION_MINOR;
-	buf[11] = size >> 8;
-	buf[12] = size & 0xFF;
-}
-
 static void trim_sg(struct sock *sk, struct scatterlist *sg,
 		    int *sg_num_elem, unsigned int *sg_size, int target_size)
 {
@@ -249,7 +233,7 @@  static int tls_push_record(struct sock *sk, int flags,
 	sg_mark_end(ctx->sg_plaintext_data + ctx->sg_plaintext_num_elem - 1);
 	sg_mark_end(ctx->sg_encrypted_data + ctx->sg_encrypted_num_elem - 1);
 
-	tls_make_aad(0, ctx->aad_space, ctx->sg_plaintext_size,
+	tls_make_aad(ctx->aad_space, ctx->sg_plaintext_size,
 		     tls_ctx->rec_seq, tls_ctx->rec_seq_size,
 		     record_type);