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authorBill Yi <byi@google.com>2015-06-23 13:53:11 -0700
committerBill Yi <byi@google.com>2015-06-23 13:53:11 -0700
commit4e213d510f437769f8a28578dd4f786fb7d16c44 (patch)
tree0d5cbd5a7eee87b3dca5820d282ef618a7e25991 /init_rs.c
downloadfec-4e213d510f437769f8a28578dd4f786fb7d16c44.tar.gz
Initial codenougat-mr1-arc
Diffstat (limited to 'init_rs.c')
-rw-r--r--init_rs.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/init_rs.c b/init_rs.c
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+/* Initialize a RS codec
+ *
+ * Copyright 2002 Phil Karn, KA9Q
+ * May be used under the terms of the GNU Lesser General Public License (LGPL)
+ */
+#include <stdlib.h>
+#include "fec.h"
+
+#if !defined(NULL)
+#define NULL ((void *)0)
+#endif
+
+#include "rs-common.h"
+
+void free_rs(void *p){
+ struct rs *rs = (struct rs *)p;
+
+ free(rs->alpha_to);
+ free(rs->index_of);
+ free(rs->genpoly);
+ free(rs);
+}
+
+/* Initialize a Reed-Solomon codec
+ * symsize = symbol size, bits
+ * gfpoly = Field generator polynomial coefficients
+ * fcr = first root of RS code generator polynomial, index form
+ * prim = primitive element to generate polynomial roots
+ * nroots = RS code generator polynomial degree (number of roots)
+ * pad = padding bytes at front of shortened block
+ */
+void *init_rs_common(int symsize,int gfpoly,int fcr,int prim,
+ int nroots,int pad){
+ struct rs *rs;
+
+#include "init_rs.h"
+
+ return rs;
+}