site: in "entering state RUN", say whether key is set up

[secnet.git] / secnet.h

diff --git a/secnet.h b/secnet.h
index 361c49e4e364c21deb68574078c0a48839207018..818e94653ba2b7e52c322cfb4fecba4f4750aa84 100644 (file)
--- a/secnet.h
+++ b/secnet.h
@@ -402,8 +402,8 @@ struct resolver_if {
 
 /* RANDOMSRC interface */
 
-/* Return some random data. Returns TRUE for success. */
-typedef bool_t random_fn(void *st, int32_t bytes, uint8_t *buff);
+/* Return some random data. Cannot fail. */
+typedef void random_fn(void *st, int32_t bytes, uint8_t *buff);
 
 struct random_if {
     void *st;
@@ -548,9 +548,17 @@ typedef enum {
     transform_apply_ok       = 0, /* all is well (everyone may assume==0) */
     transform_apply_err      = 1, /* any other problem */
     transform_apply_seqrange = 2,
-        /* message decrypted but sequence number was out of range */
+        /* message decrypted but sequence number was out of recent range */
+    transform_apply_seqdupe  = 3,
+        /* message decrypted but was dupe of recent packet */
 } transform_apply_return;
 
+static inline bool_t
+transform_apply_return_badseq(transform_apply_return problem) {
+    return problem == transform_apply_seqrange ||
+          problem == transform_apply_seqdupe;
+}
+
 typedef transform_apply_return transform_apply_fn(void *st,
         struct buffer_if *buf, const char **errmsg);