summaryrefslogtreecommitdiffstats
path: root/net/tls
diff options
context:
space:
mode:
authorTariq Toukan <tariqt@nvidia.com>2022-09-20 16:01:47 +0300
committerJakub Kicinski <kuba@kernel.org>2022-09-22 17:27:41 -0700
commit2d2c5ea24243eb3ed12f232b2aef43981fa15360 (patch)
treebd7ca3a1b9ac1df33fcbb97a7a2f79142970a117 /net/tls
parent8db3d514e96715c897fe793c4d5fc0fd86aca517 (diff)
downloadlinux-stable-2d2c5ea24243eb3ed12f232b2aef43981fa15360.tar.gz
linux-stable-2d2c5ea24243eb3ed12f232b2aef43981fa15360.tar.bz2
linux-stable-2d2c5ea24243eb3ed12f232b2aef43981fa15360.zip
net/tls: Describe ciphers sizes by const structs
Introduce cipher sizes descriptor. It helps reducing the amount of code duplications and repeated switch/cases that assigns the proper sizes according to the cipher type. Signed-off-by: Tariq Toukan <tariqt@nvidia.com> Signed-off-by: Gal Pressman <gal@nvidia.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/tls')
-rw-r--r--net/tls/tls_main.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c
index 08ddf9d837ae..5cc6911cc97d 100644
--- a/net/tls/tls_main.c
+++ b/net/tls/tls_main.c
@@ -58,6 +58,23 @@ enum {
TLS_NUM_PROTS,
};
+#define CIPHER_SIZE_DESC(cipher) [cipher] = { \
+ .iv = cipher ## _IV_SIZE, \
+ .key = cipher ## _KEY_SIZE, \
+ .salt = cipher ## _SALT_SIZE, \
+ .tag = cipher ## _TAG_SIZE, \
+ .rec_seq = cipher ## _REC_SEQ_SIZE, \
+}
+
+const struct tls_cipher_size_desc tls_cipher_size_desc[] = {
+ CIPHER_SIZE_DESC(TLS_CIPHER_AES_GCM_128),
+ CIPHER_SIZE_DESC(TLS_CIPHER_AES_GCM_256),
+ CIPHER_SIZE_DESC(TLS_CIPHER_AES_CCM_128),
+ CIPHER_SIZE_DESC(TLS_CIPHER_CHACHA20_POLY1305),
+ CIPHER_SIZE_DESC(TLS_CIPHER_SM4_GCM),
+ CIPHER_SIZE_DESC(TLS_CIPHER_SM4_CCM),
+};
+
static const struct proto *saved_tcpv6_prot;
static DEFINE_MUTEX(tcpv6_prot_mutex);
static const struct proto *saved_tcpv4_prot;