1 files changed, 0 insertions, 46 deletions
diff --git a/filter/arc4filter.c b/filter/arc4filter.c
deleted file mode 100644
index b025368c..00000000
--- a/filter/arc4filter.c
+++ /dev/null
@@ -1,46 +0,0 @@
-#include <fitz.h>
-
-typedef struct fz_arc4c_s fz_arc4c;
-
-struct fz_arc4c_s
-{
-	fz_filter super;
-	fz_arc4 arc4;
-};
-
-fz_error *
-fz_newarc4filter(fz_filter **fp, unsigned char *key, unsigned keylen)
-{
-	FZ_NEWFILTER(fz_arc4c, f, arc4filter);
-	fz_arc4init(&f->arc4, key, keylen);
-	return nil;
-}
-
-void
-fz_droparc4filter(fz_filter *f)
-{
-}
-
-fz_error *
-fz_processarc4filter(fz_filter *filter, fz_buffer *in, fz_buffer *out)
-{
-	fz_arc4c *f = (fz_arc4c*)filter;
-	int n;
-
-	while (1)
-	{
-		if (in->rp + 1 > in->wp) {
-			if (in->eof)
-				return fz_iodone;
-			return fz_ioneedin;
-		}
-		if (out->wp + 1 > out->ep)
-			return fz_ioneedout;
-
-		n = MIN(in->wp - in->rp, out->ep - out->wp);
-		fz_arc4encrypt(&f->arc4, out->wp, in->rp, n);
-		in->rp += n;
-		out->wp += n;
-	}
-}
-