X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fsptps.h;h=efca2b3eab05e0b364ec61c780183b6c2e0c22ba;hb=5217c16db4babd64580c2fd7aa36180bb9bd838c;hp=3a8e65f7a7630853dc890426b1efff8693430482;hpb=fa20cfceecee1756ecb7882b6fe9167f4db92777;p=tinc

diff --git a/src/sptps.h b/src/sptps.h
index 3a8e65f7..efca2b3e 100644
--- a/src/sptps.h
+++ b/src/sptps.h
@@ -22,8 +22,7 @@
 
 #include "system.h"
 
-#include "cipher.h"
-#include "digest.h"
+#include "chacha-poly1305/chacha-poly1305.h"
 #include "ecdh.h"
 #include "ecdsa.h"
 
@@ -40,6 +39,9 @@
 #define SPTPS_SIG 3           // Waiting for a SIGnature record
 #define SPTPS_ACK 4           // Waiting for an ACKnowledgement record
 
+// Overhead for datagrams
+#define SPTPS_DATAGRAM_OVERHEAD 21
+
 typedef bool (*send_data_t)(void *handle, uint8_t type, const char *data, size_t len);
 typedef bool (*receive_record_t)(void *handle, uint8_t type, const char *data, uint16_t len);
 
@@ -53,8 +55,7 @@ typedef struct sptps {
 	uint16_t reclen;
 
 	bool instate;
-	cipher_t *incipher;
-	digest_t *indigest;
+	chacha_poly1305_ctx_t *incipher;
 	uint32_t inseqno;
 	uint32_t received;
 	unsigned int replaywin;
@@ -62,8 +63,7 @@ typedef struct sptps {
 	char *late;
 
 	bool outstate;
-	cipher_t *outcipher;
-	digest_t *outdigest;
+	chacha_poly1305_ctx_t *outcipher;
 	uint32_t outseqno;
 
 	ecdsa_t *mykey;