summaryrefslogtreecommitdiffstats
path: root/apt-pkg/contrib/crc-16.h
diff options
context:
space:
mode:
Diffstat (limited to 'apt-pkg/contrib/crc-16.h')
-rw-r--r--apt-pkg/contrib/crc-16.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/apt-pkg/contrib/crc-16.h b/apt-pkg/contrib/crc-16.h
new file mode 100644
index 0000000..3e07560
--- /dev/null
+++ b/apt-pkg/contrib/crc-16.h
@@ -0,0 +1,19 @@
+// -*- mode: cpp; mode: fold -*-
+// Description /*{{{*/
+/* ######################################################################
+
+ CRC16 - Compute a 16bit crc very quickly
+
+ ##################################################################### */
+ /*}}}*/
+#ifndef APTPKG_CRC16_H
+#define APTPKG_CRC16_H
+
+#include <apt-pkg/macros.h>
+
+#define INIT_FCS 0xffff
+unsigned short AddCRC16Byte(unsigned short fcs, unsigned char byte) APT_PURE;
+unsigned short AddCRC16(unsigned short fcs, void const *buf,
+ unsigned long long len) APT_PURE;
+
+#endif