+#define EVP_CTRL_CCM_SET_IVLEN EVP_CTRL_GCM_SET_IVLEN
+#define EVP_CTRL_CCM_GET_TAG EVP_CTRL_GCM_GET_TAG
+#define EVP_CTRL_CCM_SET_TAG EVP_CTRL_GCM_SET_TAG
+#define EVP_CTRL_CCM_SET_L 0x14
+#define EVP_CTRL_CCM_SET_MSGLEN 0x15
+/* AEAD cipher deduces payload length and returns number of bytes
+ * required to store MAC and eventual padding. Subsequent call to
+ * EVP_Cipher even appends/verifies MAC.
+ */
+#define EVP_CTRL_AEAD_TLS1_AAD 0x16
+/* Used by composite AEAD ciphers, no-op in GCM, CCM... */
+#define EVP_CTRL_AEAD_SET_MAC_KEY 0x17
+/* Set the GCM invocation field, decrypt only */
+#define EVP_CTRL_GCM_SET_IV_INV 0x18
+
+#define EVP_CTRL_TLS1_1_MULTIBLOCK_AAD 0x19
+#define EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT 0x1a
+#define EVP_CTRL_TLS1_1_MULTIBLOCK_DECRYPT 0x1b
+#define EVP_CTRL_TLS1_1_MULTIBLOCK_MAX_BUFSIZE 0x1c
+
+typedef struct {
+ unsigned char *out;
+ const unsigned char *inp;
+ size_t len;
+ unsigned int interleave;
+} EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM;
+
+/* GCM TLS constants */
+/* Length of fixed part of IV derived from PRF */
+#define EVP_GCM_TLS_FIXED_IV_LEN 4
+/* Length of explicit part of IV part of TLS records */
+#define EVP_GCM_TLS_EXPLICIT_IV_LEN 8
+/* Length of tag for TLS */
+#define EVP_GCM_TLS_TAG_LEN 16