X-Git-Url: http://git.meshlink.io/?a=blobdiff_plain;f=src%2Fsptps.h;h=11c0d2e66846390df29b12edf4b88a9c45c9ec79;hb=HEAD;hp=ba6bcd57c0349e4c5f185c224be0646437222c74;hpb=8d4b96efb7955eaa96174af4804597f92e124041;p=meshlink

diff --git a/src/sptps.h b/src/sptps.h
index ba6bcd57..6ed01186 100644
--- a/src/sptps.h
+++ b/src/sptps.h
@@ -39,6 +39,10 @@
 #define SPTPS_SIG 3           // Waiting for a SIGnature record
 #define SPTPS_ACK 4           // Waiting for an ACKnowledgement record
 
+// Packet header sizes
+#define SPTPS_OVERHEAD 19
+#define SPTPS_DATAGRAM_OVERHEAD 21
+
 typedef bool (*send_data_t)(void *handle, uint8_t type, const void *data, size_t len);
 typedef bool (*receive_record_t)(void *handle, uint8_t type, const void *data, uint16_t len);