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authorChuck Lever <chuck.lever@oracle.com>2023-07-27 13:35:23 -0400
committerJakub Kicinski <kuba@kernel.org>2023-07-28 14:07:59 -0700
commit6a7eccef47b205ae66371a26d36dfb2529835075 (patch)
tree2b07375ce4f68411d51943f2d92aeaa01e3136f2 /include/net
parent6eaae198076080886b9e7d57f4ae06fa782f90ef (diff)
net/tls: Move TLS protocol elements to a separate header
Kernel TLS consumers will need definitions of various parts of the TLS protocol, but often do not need the function declarations and other infrastructure provided in <net/tls.h>. Break out existing standardized protocol elements into a separate header, and make room for a few more elements in subsequent patches. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Link: https://lore.kernel.org/r/169047931374.5241.7713175865185969309.stgit@oracle-102.nfsv4bat.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/tls.h4
-rw-r--r--include/net/tls_prot.h26
2 files changed, 26 insertions, 4 deletions
diff --git a/include/net/tls.h b/include/net/tls.h
index 5e71dd3df8ca..06fca9160346 100644
--- a/include/net/tls.h
+++ b/include/net/tls.h
@@ -69,10 +69,6 @@ extern const struct tls_cipher_size_desc tls_cipher_size_desc[];
#define TLS_CRYPTO_INFO_READY(info) ((info)->cipher_type)
-#define TLS_RECORD_TYPE_ALERT 0x15
-#define TLS_RECORD_TYPE_HANDSHAKE 0x16
-#define TLS_RECORD_TYPE_DATA 0x17
-
#define TLS_AAD_SPACE_SIZE 13
#define MAX_IV_SIZE 16
diff --git a/include/net/tls_prot.h b/include/net/tls_prot.h
new file mode 100644
index 000000000000..47d6cfd1619e
--- /dev/null
+++ b/include/net/tls_prot.h
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
+/*
+ * Copyright (c) 2023, Oracle and/or its affiliates.
+ *
+ * TLS Protocol definitions
+ *
+ * From https://www.iana.org/assignments/tls-parameters/tls-parameters.xhtml
+ */
+
+#ifndef _TLS_PROT_H
+#define _TLS_PROT_H
+
+/*
+ * TLS Record protocol: ContentType
+ */
+enum {
+ TLS_RECORD_TYPE_CHANGE_CIPHER_SPEC = 20,
+ TLS_RECORD_TYPE_ALERT = 21,
+ TLS_RECORD_TYPE_HANDSHAKE = 22,
+ TLS_RECORD_TYPE_DATA = 23,
+ TLS_RECORD_TYPE_HEARTBEAT = 24,
+ TLS_RECORD_TYPE_TLS12_CID = 25,
+ TLS_RECORD_TYPE_ACK = 26,
+};
+
+#endif /* _TLS_PROT_H */