Generate, store and retreive elliptic curve keys.

[u/mdw/catacomb] / key-data.h

diff --git a/key-data.h b/key-data.h
index 4ee99aa..4eb8845 100644 (file)
--- a/key-data.h
+++ b/key-data.h
@@ -1,6 +1,6 @@
 /* -*-c-*-
  *
- * $Id: key-data.h,v 1.2 2000/06/17 11:26:18 mdw Exp $
+ * $Id: key-data.h,v 1.3 2004/03/28 01:58:47 mdw Exp $
  *
  * Manipulating key data
  *
@@ -30,6 +30,9 @@
 /*----- Revision history --------------------------------------------------* 
  *
  * $Log: key-data.h,v $
+ * Revision 1.3  2004/03/28 01:58:47  mdw
+ * Generate, store and retreive elliptic curve keys.
+ *
  * Revision 1.2  2000/06/17 11:26:18  mdw
  * Add the key packing interface.
  *
@@ -57,6 +60,10 @@
 #  include "mp.h"
 #endif
 
+#ifndef CATACOMB_EC_H
+#  include "ec.h"
+#endif
+
 /*----- Data structures ---------------------------------------------------*/
 
 /* --- Key binary data --- */
@@ -74,6 +81,8 @@ typedef struct key_data {
     key_bin k;                         /* Binary key data */
     mp *m;                             /* Multiprecision integer */
     sym_table s;                       /* Structured key data */
+    char *p;                           /* String pointer */
+    ec e;                              /* Elliptic curve point */
   } u;
 } key_data;
 
@@ -118,11 +127,13 @@ enum {
 
   /* --- Bottom two bits are the encoding type --- */
 
-  KF_ENCMASK   = 0x03,                 /* Encoding mask */
+  KF_ENCMASK   = 0x83,                 /* Encoding mask */
   KENC_BINARY  = 0x00,                 /* Plain binary key (@k@) */
   KENC_MP      = 0x01,                 /* Multiprecision integer (@i@) */
   KENC_STRUCT  = 0x02,                 /* Structured key data (@s@) */
   KENC_ENCRYPT = 0x03,                 /* Encrypted key type (@k@) */
+  KENC_STRING  = 0x80,                 /* ASCII string (@p@) */
+  KENC_EC      = 0x81,                 /* Elliptic curve point (@e@) */
 
   /* --- Key category bits --- */
 
@@ -239,6 +250,30 @@ extern void key_encrypted(key_data */*k*/, const void */*p*/, size_t /*sz*/);
 
 extern void key_mp(key_data */*k*/, mp */*m*/);
 
+/* --- @key_string@ --- *
+ *
+ * Arguments:  @key_data *k@ = pointer to key data block
+ *             @const char *p@ = pointer to the value to set
+ *
+ * Returns:    ---
+ *
+ * Use:                Sets a plain string in a key block.
+ */
+
+extern void key_string(key_data */*k*/, const char */*p*/);
+
+/* --- @key_ec@ --- *
+ *
+ * Arguments:  @key_data *k@ = pointer to key data block
+ *             @const ec *e@ = pointer to the value to set
+ *
+ * Returns:    ---
+ *
+ * Use:                Sets an elliptic curve point in a key block.
+ */
+
+extern void key_ec(key_data */*k*/, const ec */*e*/);
+
 /* --- @key_structure@ --- *
  *
  * Arguments:  @key_data *k@ = pointer to key data block