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authorChristopher R. Hertel <crh@samba.org>1997-10-15 17:59:58 +0000
committerChristopher R. Hertel <crh@samba.org>1997-10-15 17:59:58 +0000
commit5619b53921aca62fea163399fd0ca1915e50cc11 (patch)
tree261a5f6fc9288da5f9f659949f51267e802ffbf9
parentdf4afea583a8b53aca46e15dcc75bba1af731f9f (diff)
downloadsamba-5619b53921aca62fea163399fd0ca1915e50cc11.tar.gz
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Added ubi_sLinkList module which manages simple singly-linked lists.
(This used to be commit e55a3dc94a824b61a7123b080705be2271268ee4)
-rw-r--r--source3/ubiqx/Makefile7
-rw-r--r--source3/ubiqx/ubi_sLinkList.c102
-rw-r--r--source3/ubiqx/ubi_sLinkList.h133
3 files changed, 241 insertions, 1 deletions
diff --git a/source3/ubiqx/Makefile b/source3/ubiqx/Makefile
index 16fb454e77..369f7762bf 100644
--- a/source3/ubiqx/Makefile
+++ b/source3/ubiqx/Makefile
@@ -6,7 +6,8 @@
.SUFFIXES:
.SUFFIXES: .c .o .h
-all: ubi_AVLtree.o ubi_BinTree.o ubi_SplayTree.o ubi_dLinkList.o
+all: ubi_AVLtree.o ubi_BinTree.o ubi_SplayTree.o \
+ ubi_dLinkList.o ubi_sLinkList.o
ubi_BinTree.o: ubi_BinTree.h
@echo Compiling $*.c
@@ -24,6 +25,10 @@ ubi_dLinkList.o: ubi_dLinkList.h
@echo Compiling $*.c
@$(CC) $(CFLAGS) -c $*.c
+ubi_sLinkList.o: ubi_sLinkList.h
+ @echo Compiling $*.c
+ @$(CC) $(CFLAGS) -c $*.c
+
.c.o:
@echo Compiling $*.c
@$(CC) $(CFLAGS) -c $*.c
diff --git a/source3/ubiqx/ubi_sLinkList.c b/source3/ubiqx/ubi_sLinkList.c
new file mode 100644
index 0000000000..03694f4f9c
--- /dev/null
+++ b/source3/ubiqx/ubi_sLinkList.c
@@ -0,0 +1,102 @@
+/* ========================================================================== **
+ * ubi_sLinkList.c
+ *
+ * Copyright (C) 1997 by Christopher R. Hertel
+ *
+ * Email: crh@ubiqx.mn.org
+ * -------------------------------------------------------------------------- **
+ * This module implements a really simple singly-linked list.
+ * -------------------------------------------------------------------------- **
+ *
+ * This library 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.
+ *
+ * This library 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 this library; if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * -------------------------------------------------------------------------- **
+ *
+ * $Log: ubi_sLinkList.c,v $
+ * Revision 1.1 1997/10/15 17:59:58 crh
+ * Added ubi_sLinkList module which manages simple singly-linked lists.
+ *
+ * ========================================================================== **
+ */
+
+#include "ubi_sLinkList.h"
+
+/* ========================================================================== **
+ * Functions...
+ */
+
+ubi_slListPtr ubi_slInitList( ubi_slListPtr ListPtr )
+ /* ------------------------------------------------------------------------ **
+ * Initialize a singly-linked list header.
+ *
+ * Input: ListPtr - A pointer to the list structure that is to be
+ * initialized for use.
+ *
+ * Output: A pointer to the initialized list header (i.e., same as
+ * <ListPtr>).
+ *
+ * ------------------------------------------------------------------------ **
+ */
+ {
+ ListPtr->Head = NULL;
+ ListPtr->count = 0;
+ return( ListPtr );
+ } /* ubi_slInitList */
+
+ubi_slNodePtr ubi_slInsert( ubi_slListPtr ListPtr,
+ ubi_slNodePtr New )
+ /* ------------------------------------------------------------------------ **
+ * Insert a new node at the head of the list.
+ *
+ * Input: ListPtr - A pointer to the list into which the node is to
+ * be inserted.
+ * New - Pointer to the node that is to be added to the list.
+ *
+ * Output: A pointer to the node that was inserted into the list (i.e.,
+ * the same as <New>).
+ *
+ * ------------------------------------------------------------------------ **
+ */
+ {
+ New->Next = ListPtr->Head;
+ ListPtr->Head = New;
+ ++(ListPtr->count);
+ return( New );
+ } /* ubi_slInsert */
+
+ubi_slNodePtr ubi_slRemove( ubi_slListPtr ListPtr )
+ /* ------------------------------------------------------------------------ **
+ * Remove a node from the head of the list.
+ *
+ * Input: ListPtr - A pointer to the list from which the node is to be
+ * removed.
+ *
+ * Output: A pointer to the node that was removed.
+ *
+ * ------------------------------------------------------------------------ **
+ */
+ {
+ ubi_slNodePtr Old = ListPtr->Head;
+
+ if( NULL != Old )
+ {
+ ListPtr->Head = Old->Next;
+ --(ListPtr->count);
+ }
+ return( Old );
+ } /* ubi_slRemove */
+
+
+/* ================================ The End ================================= */
diff --git a/source3/ubiqx/ubi_sLinkList.h b/source3/ubiqx/ubi_sLinkList.h
new file mode 100644
index 0000000000..80050e4127
--- /dev/null
+++ b/source3/ubiqx/ubi_sLinkList.h
@@ -0,0 +1,133 @@
+#ifndef ubi_sLinkList_H
+#define ubi_sLinkList_H
+/* ========================================================================== **
+ * ubi_sLinkList.h
+ *
+ * Copyright (C) 1997 by Christopher R. Hertel
+ *
+ * Email: crh@ubiqx.mn.org
+ * -------------------------------------------------------------------------- **
+ * This module implements a really simple singly-linked list.
+ * -------------------------------------------------------------------------- **
+ *
+ * This library 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.
+ *
+ * This library 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 this library; if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * -------------------------------------------------------------------------- **
+ *
+ * $Log: ubi_sLinkList.h,v $
+ * Revision 1.1 1997/10/15 17:59:58 crh
+ * Added ubi_sLinkList module which manages simple singly-linked lists.
+ *
+ * ========================================================================== **
+ */
+
+#include <stdlib.h>
+
+
+/* ========================================================================== **
+ * Typedefs...
+ *
+ * ubi_slNode - This is the basic node structure.
+ * ubi_slNodePtr - Pointer to a node.
+ * ubi_slList - This is the list header structure.
+ * ubi_slListPtr - Pointer to a List (i.e., a list header structure).
+ *
+ */
+
+typedef struct ubi_slListNode
+ {
+ struct ubi_slListNode *Next;
+ } ubi_slNode;
+
+typedef ubi_slNode *ubi_slNodePtr;
+
+typedef struct
+ {
+ ubi_slNodePtr Head;
+ unsigned long count;
+ } ubi_slList;
+
+typedef ubi_slList *ubi_slListPtr;
+
+/* ========================================================================== **
+ * Macros...
+ *
+ * ubi_slAddHead - Add a new node at the head of the list.
+ * ubi_slRemHead - Remove the node at the head of the list, if any.
+ * ubi_slFirst - Return a pointer to the first node in the list, if any.
+ * ubi_slNext - Given a node, return a pointer to the next node.
+ *
+ * Note that all of these provide type casting of the parameters. The
+ * Add and Rem macros are nothing more than nice front-ends to the
+ * Insert and Remove operations.
+ *
+ */
+
+#define ubi_slAddHead( L, N ) \
+ ubi_slInsert( (ubi_slListPtr)(L), (ubi_slNodePtr)(N) )
+
+#define ubi_slRemHead( L ) ubi_slRemove( (ubi_slListPtr)(L) )
+
+#define ubi_slFirst( L ) (((ubi_slListPtr)(L))->Head)
+
+#define ubi_slNext( N ) (((ubi_slNodePtr)(N))->Next)
+
+
+/* ========================================================================== **
+ * Function prototypes...
+ */
+
+ubi_slListPtr ubi_slInitList( ubi_slListPtr ListPtr );
+ /* ------------------------------------------------------------------------ **
+ * Initialize a singly-linked list header.
+ *
+ * Input: ListPtr - A pointer to the list structure that is to be
+ * initialized for use.
+ *
+ * Output: A pointer to the initialized list header (i.e., same as
+ * <ListPtr>).
+ *
+ * ------------------------------------------------------------------------ **
+ */
+
+ubi_slNodePtr ubi_slInsert( ubi_slListPtr ListPtr,
+ ubi_slNodePtr New );
+ /* ------------------------------------------------------------------------ **
+ * Insert a new node at the head of the list.
+ *
+ * Input: ListPtr - A pointer to the list into which the node is to
+ * be inserted.
+ * New - Pointer to the node that is to be added to the list.
+ *
+ * Output: A pointer to the node that was inserted into the list (i.e.,
+ * the same as <New>).
+ *
+ * ------------------------------------------------------------------------ **
+ */
+
+ubi_slNodePtr ubi_slRemove( ubi_slListPtr ListPtr );
+ /* ------------------------------------------------------------------------ **
+ * Remove a node from the head of the list.
+ *
+ * Input: ListPtr - A pointer to the list from which the node is to be
+ * removed.
+ *
+ * Output: A pointer to the node that was removed.
+ *
+ * ------------------------------------------------------------------------ **
+ */
+
+/* ================================ The End ================================= */
+#endif /* ubi_sLinkList_H */