skipjack in libc; isakmpd and such will want it

1 files changed, 16 insertions, 0 deletions

diff --git a/include/skipjack.h b/include/skipjack.h
new file mode 100644
index 00000000000..dd3fe607e70
--- /dev/null
+++ b/include/skipjack.h
@@ -0,0 +1,16 @@
+/* 
+ * Further optimized test implementation of SKIPJACK algorithm 
+ * Mark Tillotson <markt@chaos.org.uk>, 25 June 98

+ * Optimizations suit RISC (lots of registers) machine best.
+ *
+ * based on unoptimized implementation of
+ * Panu Rissanen <bande@lut.fi> 960624
+ *
+ * SKIPJACK and KEA Algorithm Specifications 
+ * Version 2.0 
+ * 29 May 1998
+*/
+
+extern void skipjack_forwards __P((u_int8_t *plain, u_int8_t *cipher, u_int8_t **key));
+extern void skipjack_backwards __P((u_int8_t *cipher, u_int8_t *plain, u_int8_t **key));
+extern void subkey_table_gen __P((u_int8_t *key, u_int8_t **key_tables));