enlarge MAX_ATTR_SIZE

[libucw.git] / lib / fastbuf.c

diff --git a/lib/fastbuf.c b/lib/fastbuf.c
index bf887a18f86acd33ae61603a62486b5a2fbf34b5..a29dc30b370e8a5c2606eab15edb665b9746bbbb 100644 (file)
--- a/lib/fastbuf.c
+++ b/lib/fastbuf.c
@@ -342,3 +342,31 @@ brewind(struct fastbuf *f)
   bflush(f);
   bsetpos(f, 0);
 }
+
+int
+bskip(struct fastbuf *f, uns len)
+{
+  while (len)
+    {
+      byte *buf;
+      uns l = bdirect_read_prepare(f, &buf);
+      if (!l)
+       return 0;
+      l = MIN(l, len);
+      bdirect_read_commit(f, buf+l);
+      len -= l;
+    }
+  return 1;
+}
+
+sh_off_t
+bfilesize(struct fastbuf *f)
+{
+  if (!f)
+    return 0;
+  sh_off_t pos = btell(f);
+  bseek(f, 0, SEEK_END);
+  sh_off_t len = btell(f);
+  bsetpos(f, pos);
+  return len;
+}