diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/rtservice.h | 102 | ||||
| -rw-r--r-- | include/rtthread.h | 1 |
2 files changed, 103 insertions, 0 deletions
diff --git a/include/rtservice.h b/include/rtservice.h new file mode 100644 index 0000000000..52f823eded --- /dev/null +++ b/include/rtservice.h @@ -0,0 +1,102 @@ +/*
+ * File : rtservice.h
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2006 - 2012, RT-Thread Development Team
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rt-thread.org/license/LICENSE
+ *
+ * Change Logs:
+ * Date Author Notes
+ * 2006-03-16 Bernard the first version
+ * 2006-09-07 Bernard move the kservice APIs to rtthread.h
+ * 2007-06-27 Bernard fix the rt_list_remove bug
+ * 2012-03-22 Bernard rename kservice.h to rtservice.h
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @addtogroup KernelService
+ */
+
+/*@{*/
+
+/**
+ * @brief initialize a list
+ *
+ * @param l list to be initialized
+ */
+rt_inline void rt_list_init(rt_list_t *l)
+{
+ l->next = l->prev = l;
+}
+
+/**
+ * @brief insert a node after a list
+ *
+ * @param l list to insert it
+ * @param n new node to be inserted
+ */
+rt_inline void rt_list_insert_after(rt_list_t *l, rt_list_t *n)
+{
+ l->next->prev = n;
+ n->next = l->next;
+
+ l->next = n;
+ n->prev = l;
+}
+
+/**
+ * @brief insert a node before a list
+ *
+ * @param n new node to be inserted
+ * @param l list to insert it
+ */
+rt_inline void rt_list_insert_before(rt_list_t *l, rt_list_t *n)
+{
+ l->prev->next = n;
+ n->prev = l->prev;
+
+ l->prev = n;
+ n->next = l;
+}
+
+/**
+ * @brief remove node from list.
+ * @param n the node to remove from the list.
+ */
+rt_inline void rt_list_remove(rt_list_t *n)
+{
+ n->next->prev = n->prev;
+ n->prev->next = n->next;
+
+ n->next = n->prev = n;
+}
+
+/**
+ * @brief tests whether a list is empty
+ * @param l the list to test.
+ */
+rt_inline int rt_list_isempty(const rt_list_t *l)
+{
+ return l->next == l;
+}
+
+/**
+ * @brief get the struct for this entry
+ * @param node the entry point
+ * @param type the type of structure
+ * @param member the name of list in structure
+ */
+#define rt_list_entry(node, type, member) \
+ ((type *)((char *)(node) - (unsigned long)(&((type *)0)->member)))
+
+/*@}*/
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/include/rtthread.h b/include/rtthread.h index b491c9e737..4fde569cf2 100644 --- a/include/rtthread.h +++ b/include/rtthread.h @@ -22,6 +22,7 @@ #include <rtdef.h> #include <rtdebug.h> +#include <rtservice.h> #ifdef __cplusplus extern "C" { |