NOTES: Improve documentation of NAKs.

[secnet.git] / secnet.h

diff --git a/secnet.h b/secnet.h
index 7d7eb4ff4b97c9b3f2334a6bf02626d9d2a49995..0433c1e2635b514ea20d2aa95738a46ab0bb3f8b 100644 (file)
--- a/secnet.h
+++ b/secnet.h
@@ -7,6 +7,8 @@
 #include <stdlib.h>
 #include <stdarg.h>
 #include <stdio.h>
+#include <string.h>
+#include <assert.h>
 #include <sys/poll.h>
 #include <sys/types.h>
 #include <sys/time.h>
@@ -217,6 +219,7 @@ extern init_module random_module;
 extern init_module udp_module;
 extern init_module util_module;
 extern init_module site_module;
+extern init_module transform_eax_module;
 extern init_module transform_cbcmac_module;
 extern init_module netlink_module;
 extern init_module rsa_module;
@@ -368,10 +371,13 @@ struct site_if {
    also depend on internal factors (eg. time) and keep internal
    state. A struct transform_if only represents a particular type of
    transformation; instances of the transformation (eg. with
-   particular key material) have a different C type. */
+   particular key material) have a different C type. The same
+   secret key will be used in opposite directions between a pair of
+   secnets; one of these pairs will get direction==False, the other True. */
 
 typedef struct transform_inst_if *transform_createinstance_fn(void *st);
-typedef bool_t transform_setkey_fn(void *st, uint8_t *key, int32_t keylen);
+typedef bool_t transform_setkey_fn(void *st, uint8_t *key, int32_t keylen,
+                                  bool_t direction);
 typedef bool_t transform_valid_fn(void *st); /* 0: no key; 1: ok */
 typedef void transform_delkey_fn(void *st);
 typedef void transform_destroyinstance_fn(void *st);