Queue and stack APIs using collection.

Patch adds two interfaces for stack and queue using
collection as underlaying implementation.
It also fixes a bug in the insterion code -
the unsigned properties were created as long.

1 files changed, 81 insertions, 0 deletions

diff --git a/common/collection/collection_stack.h b/common/collection/collection_stack.h
new file mode 100644
index 000000000..447b3df50
--- /dev/null
+++ b/common/collection/collection_stack.h
@@ -0,0 +1,81 @@
+/*
+    STACK
+
+    Header file for stack implemented using collection interface.
+
+    Copyright (C) Dmitri Pal <dpal@redhat.com> 2009
+
+    Collection Library is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Collection 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 Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with Collection Library.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef COLLECTION_STACK_H
+#define COLLECTION_STACK_H
+
+#include <collection.h>
+
+
+#define COL_CLASS_STACK 30000
+#define COL_NAME_STACK  "stack"
+
+/* Function that creates a stack object */
+int create_stack(struct collection_item **stack);
+
+/* Function that destroys a stack object */
+void destroy_stack(struct collection_item *stack);
+
+/* Family of functions that push property to stack */
+/* Push a string property to stack.  */
+int push_str_property(struct collection_item *stack,
+                      const char *property, char *string, int length);
+/* Push a binary property to stack.  */
+int push_binary_property(struct collection_item *stack,
+                         const char *property, void *binary_data, int length);
+/* Push an int property to stack. */
+int push_int_property(struct collection_item *stack,
+                      const char *property, int number);
+/* Push an unsigned int property to stack. */
+int push_unsigned_property(struct collection_item *stack,
+                           const char *property, unsigned int number);
+/* Push a long property. */
+int push_long_property(struct collection_item *stack,
+                       const char *property, long number);
+/* Push an unsigned long property. */
+int push_ulong_property(struct collection_item *stack,
+                        const char *property, unsigned long number);
+/* Push a double property. */
+int push_double_property(struct collection_item *stack,
+                         const char *property, double number);
+/* Push a bool property. */
+int push_bool_property(struct collection_item *stack,
+                       const char *property, unsigned char logical);
+
+/* Push any property */
+int push_any_property(struct collection_item *stack, /* Stack */
+                      const char *property,          /* Name */
+                      int type,                      /* Data type */
+                      void *data,                    /* Pointer to the data */
+                      int length);                   /* Length of the data. For
+                                                        strings it includes the
+                                                        trailing 0 */
+/* Push item */
+int push_item(struct collection_item *stack,
+              struct collection_item *item);
+
+
+/* Pop item */
+int pop_item(struct collection_item *stack,
+              struct collection_item **item);
+
+
+#endif