From: Martin Mares <mj@ucw.cz>
Date: Fri, 26 Jan 2001 16:28:09 +0000 (+0000)
Subject: oid's above OBUCK_OID_FIRST_SPECIAL are reserved for encoding of
X-Git-Tag: holmes-import~1567
X-Git-Url: http://mj.ucw.cz/gitweb/?a=commitdiff_plain;h=37ce60ff458c8bb8794b380e8fe7508c0e9315d2;p=libucw.git

oid's above OBUCK_OID_FIRST_SPECIAL are reserved for encoding of
error codes and other stuff.
---

diff --git a/lib/bucket.c b/lib/bucket.c
index 6fec2a59..5799d6e5 100644
--- a/lib/bucket.c
+++ b/lib/bucket.c
@@ -175,6 +175,7 @@ obuck_find_by_oid(struct obuck_header *hdrp)
 {
   oid_t oid = hdrp->oid;
 
+  ASSERT(oid < OBUCK_OID_FIRST_SPECIAL);
   obuck_lock_read();
   obuck_get(oid);
   obuck_unlock();
diff --git a/lib/bucket.h b/lib/bucket.h
index 7cc5d76c..f99baae9 100644
--- a/lib/bucket.h
+++ b/lib/bucket.h
@@ -24,6 +24,7 @@ extern byte *obuck_name;	/* Internal, for use by buckettool only! */
 #define OBUCK_INCOMPLETE_MAGIC 0xdeadfeel
 #define OBUCK_TRAILER 0xfeedcafe
 #define OBUCK_OID_DELETED (~(oid_t)0)
+#define OBUCK_OID_FIRST_SPECIAL (~(oid_t)0xffff)
 
 struct obuck_header {
   u32 magic;			/* OBUCK_MAGIC should dwell here */