--- /dev/null
+/* -*-c-*-
+ *
+ * Key management error codes
+ *
+ * (c) 2004 Straylight/Edgeware
+ */
+
+/*----- Licensing notice --------------------------------------------------*
+ *
+ * This file is part of Catacomb.
+ *
+ * Catacomb is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * Catacomb is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with Catacomb; if not, write to the Free
+ * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA 02111-1307, USA.
+ */
+
+#ifndef CATACOMB_KEY_ERROR_H
+#define CATACOMB_KEY_ERROR_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/*----- Error codes -------------------------------------------------------*/
+
+#define KEY_ERRORS(_) \
+ _(OK, 0, "No error") \
+ _(BADTAG, -1, "Bad tag string") \
+ _(BADTYPE, -2, "Bad type string") \
+ _(BADCOMMENT, -3, "Bad comment string") \
+ _(DUPID, -4, "Key id already exists") \
+ _(DUPTAG, -5, "Key tag already exists") \
+ _(READONLY, -6, "Key file is read-only") \
+ _(WILLEXPIRE, -7, "Key will eventually expire") \
+ _(EXPIRED, -8, "Key has expired") \
+ _(BADFLAGS, -9, "Bad key flags string") \
+ _(BADPASS, -10, "Failed to unlock key") \
+ _(WRONGTYPE, -11, "Unexpected key encoding type") \
+ _(NOTFOUND, -12, "Key not found") \
+ _(BADATTR, -13, "Bad attribute name") \
+ _(MALFORMED, -14, "Malformed key data") \
+ _(IO, -15, "I/O error") \
+
+enum {
+#define ENTRY(tag, num, str) KERR_##tag = num,
+ KEY_ERRORS(ENTRY)
+#undef ENTRY
+ KERR__dummy
+};
+
+/*----- Functions provided ------------------------------------------------*/
+
+/* --- @key_strerror@ --- *
+ *
+ * Arguments: @int err@ = error code from @key_new@
+ *
+ * Returns: Pointer to error string.
+ *
+ * Use: Translates a @KERR@ error code into a human-readable string.
+ */
+
+extern const char *key_strerror(int /*err*/);
+
+/*----- That's all, folks -------------------------------------------------*/
+
+#ifdef __cplusplus
+ }
+#endif
+
+#endif