X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=secnet.git;a=blobdiff_plain;f=transform.c;h=289b02e57e899611d0fc96880dfad435b36fc5be;hp=f1da5642099d0d1ec7f1546498985e60b06a5157;hb=e42d5acf494ed76046f0c63ad4a13ae2a0c473c8;hpb=07e4774c32915eeb1d480854a4a10ec91160b57d;ds=sidebyside

diff --git a/transform.c b/transform.c
index f1da564..289b02e 100644
--- a/transform.c
+++ b/transform.c
@@ -68,6 +68,13 @@ static bool_t transform_setkey(void *sst, uint8_t *key, int32_t keylen)
     return True;
 }
 
+static bool_t transform_valid(void *sst)
+{
+    struct transform_inst *ti=sst;
+
+    return ti->keyed;
+}
+
 static void transform_delkey(void *sst)
 {
     struct transform_inst *ti=sst;
@@ -271,6 +278,7 @@ static struct transform_inst_if *transform_create(void *sst)
 
     ti->ops.st=ti;
     ti->ops.setkey=transform_setkey;
+    ti->ops.valid=transform_valid;
     ti->ops.delkey=transform_delkey;
     ti->ops.forwards=transform_forward;
     ti->ops.reverse=transform_reverse;