From b7c15c31519dc44c1f691e0466badd556ffe9423 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 18:18:56 +0200
Subject: Adding upstream version 3.7.10.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/util/htable.h | 70 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 src/util/htable.h

(limited to 'src/util/htable.h')

diff --git a/src/util/htable.h b/src/util/htable.h
new file mode 100644
index 0000000..bba43e8
--- /dev/null
+++ b/src/util/htable.h
@@ -0,0 +1,70 @@
+#ifndef _HTABLE_H_INCLUDED_
+#define _HTABLE_H_INCLUDED_
+
+/*++
+/* NAME
+/*	htable 3h
+/* SUMMARY
+/*	hash table manager
+/* SYNOPSIS
+/*	#include <htable.h>
+/* DESCRIPTION
+/* .nf
+
+ /* Structure of one hash table entry. */
+
+typedef struct HTABLE_INFO {
+    char   *key;			/* lookup key */
+    void   *value;			/* associated value */
+    struct HTABLE_INFO *next;		/* colliding entry */
+    struct HTABLE_INFO *prev;		/* colliding entry */
+} HTABLE_INFO;
+
+ /* Structure of one hash table. */
+
+typedef struct HTABLE {
+    ssize_t size;			/* length of entries array */
+    ssize_t used;			/* number of entries in table */
+    HTABLE_INFO **data;			/* entries array, auto-resized */
+    HTABLE_INFO **seq_bucket;		/* current sequence hash bucket */
+    HTABLE_INFO **seq_element;		/* current sequence element */
+} HTABLE;
+
+extern HTABLE *htable_create(ssize_t);
+extern HTABLE_INFO *htable_enter(HTABLE *, const char *, void *);
+extern HTABLE_INFO *htable_locate(HTABLE *, const char *);
+extern void *htable_find(HTABLE *, const char *);
+extern void htable_delete(HTABLE *, const char *, void (*) (void *));
+extern void htable_free(HTABLE *, void (*) (void *));
+extern void htable_walk(HTABLE *, void (*) (HTABLE_INFO *, void *), void *);
+extern HTABLE_INFO **htable_list(HTABLE *);
+extern HTABLE_INFO *htable_sequence(HTABLE *, int);
+
+#define HTABLE_SEQ_FIRST	0
+#define HTABLE_SEQ_NEXT		1
+#define HTABLE_SEQ_STOP		(-1)
+
+ /*
+  * Correct only when casting (char *) to (void *).
+  */
+#define HTABLE_ACTION_FN_CAST(f) ((void *)(HTABLE_INFO *, void *)) (f)
+#define HTABLE_FREE_FN_CAST(f) ((void *)(void *)) (f)
+
+/* LICENSE
+/* .ad
+/* .fi
+/*	The Secure Mailer license must be distributed with this software.
+/* AUTHOR(S)
+/*	Wietse Venema
+/*	IBM T.J. Watson Research
+/*	P.O. Box 704
+/*	Yorktown Heights, NY 10598, USA
+/* CREATION DATE
+/*	Fri Feb 14 13:43:19 EST 1997
+/* LAST MODIFICATION
+/*	%E% %U%
+/* VERSION/RELEASE
+/*	%I%
+/*--*/
+
+#endif
-- 
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