@@ -211,6 +211,7 @@ struct cipher_context {
union {
struct tls12_crypto_info_aes_gcm_128 aes_gcm_128;
struct tls12_crypto_info_aes_gcm_256 aes_gcm_256;
+ struct tls12_crypto_info_chacha20_poly1305 chacha20_poly1305;
};
};
@@ -77,6 +77,13 @@
#define TLS_CIPHER_AES_CCM_128_TAG_SIZE 16
#define TLS_CIPHER_AES_CCM_128_REC_SEQ_SIZE 8
+#define TLS_CIPHER_CHACHA20_POLY1305 54
+#define TLS_CIPHER_CHACHA20_POLY1305_IV_SIZE 12
+#define TLS_CIPHER_CHACHA20_POLY1305_KEY_SIZE 32
+#define TLS_CIPHER_CHACHA20_POLY1305_SALT_SIZE 0
+#define TLS_CIPHER_CHACHA20_POLY1305_TAG_SIZE 16
+#define TLS_CIPHER_CHACHA20_POLY1305_REC_SEQ_SIZE 8
+
#define TLS_SET_RECORD_TYPE 1
#define TLS_GET_RECORD_TYPE 2
@@ -109,6 +116,14 @@ struct tls12_crypto_info_aes_ccm_128 {
unsigned char rec_seq[TLS_CIPHER_AES_CCM_128_REC_SEQ_SIZE];
};
+struct tls12_crypto_info_chacha20_poly1305 {
+ struct tls_crypto_info info;
+ unsigned char iv[TLS_CIPHER_CHACHA20_POLY1305_IV_SIZE];
+ unsigned char key[TLS_CIPHER_CHACHA20_POLY1305_KEY_SIZE];
+ unsigned char salt[TLS_CIPHER_CHACHA20_POLY1305_SALT_SIZE];
+ unsigned char rec_seq[TLS_CIPHER_CHACHA20_POLY1305_REC_SEQ_SIZE];
+};
+
enum {
TLS_INFO_UNSPEC,
TLS_INFO_VERSION,
To provide support for ChaCha-Poly cipher we need to define specific constants and structures. Signed-off-by: Vadim Fedorenko <vfedorenko@novek.ru> --- include/net/tls.h | 1 + include/uapi/linux/tls.h | 15 +++++++++++++++ 2 files changed, 16 insertions(+)