/* -*-c-*-
*
- * $Id: gcipher.h,v 1.2 2000/06/17 10:56:00 mdw Exp $
+ * $Id: gcipher.h,v 1.5 2004/04/21 00:37:32 mdw Exp $
*
* Generic symmetric cipher interface
*
* MA 02111-1307, USA.
*/
-/*----- Revision history --------------------------------------------------*
- *
- * $Log: gcipher.h,v $
- * Revision 1.2 2000/06/17 10:56:00 mdw
- * New key size interface.
- *
- * Revision 1.1 1999/12/10 23:16:01 mdw
- * Generic interface.
- *
- */
-
#ifndef CATACOMB_GCIPHER_H
#define CATACOMB_GCIPHER_H
gcipher *(*init)(const void */*k*/, size_t /*sz*/);
} gccipher;
+#define GC_INIT(cc, k, sz) (cc)->init((k), (sz))
+#define GC_CLASS(cc) (cc)->ops->c
+#define GC_ENCRYPT(c, s, t, sz) (c)->ops->encrypt((c), (s), (t), (sz))
+#define GC_DECRYPT(c, s, t, sz) (c)->ops->decrypt((c), (s), (t), (sz))
+#define GC_DESTROY(c) (c)->ops->destroy((c))
+#define GC_SETIV(c, iv) (c)->ops->setiv((c), (iv))
+#define GC_BDRY(c) (c)->ops->bdry((c))
+
/*----- Key size management -----------------------------------------------*/
/* --- Key size type constants --- *
#define KSZ_ASSERT(pre, sz) \
assert(((void)"Bad key size for " #pre, KSZ_CHECK(pre, sz)))
+/*----- Tables ------------------------------------------------------------*/
+
+extern const gccipher *const gciphertab[];
+
+/* --- @gcipher_byname@ --- *
+ *
+ * Arguments: @const char *p@ = pointer to name string
+ *
+ * Returns: The named cipher class, or null.
+ */
+
+extern const gccipher *gcipher_byname(const char */*p*/);
+
/*----- That's all, folks -------------------------------------------------*/
#ifdef __cplusplus