lnk commit front code

include/oss_sdk/aos_fstack.c

@@ -0,0 +1,50 @@
+#include "aos_fstack.h"
+
+aos_array_header_t *aos_fstack_create(aos_pool_t *p, int size)
+{
+    return apr_array_make(p, size, sizeof(aos_fstack_item_t));
+}
+
+void aos_fstack_push(aos_array_header_t *fstack, void *data, aos_func_u func, int order)
+{
+    aos_fstack_item_t *item;
+
+    item = (aos_fstack_item_t*)apr_array_push(fstack);
+    item->data = data;
+    item->func = func;
+    item->order = order;
+}
+
+aos_fstack_item_t *aos_fstack_pop(aos_array_header_t *fstack)
+{
+    aos_fstack_item_t *item;    
+    
+    item = (aos_fstack_item_t*)apr_array_pop(fstack);
+    if (item == NULL) {
+        return NULL;
+    }
+
+    switch (item->order) {
+        case 1:
+            item->func.func1(item->data);
+            break;
+        case 2:
+            item->func.func2();
+            break;
+        case 3:
+            item->func.func3(item->data);
+            break;
+        case 4:
+            item->func.func4();
+            break;
+        default:
+            break;
+    }
+    
+    return item;
+}
+
+void aos_fstack_destory(aos_array_header_t *fstack)
+{
+    while (aos_fstack_pop(fstack) != NULL);
+}