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[ccan] / junkcode / dongre.avinash@gmail.com-clibutils / inc / c_deque.h

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+/** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** **\r
+ *  This file is part of clib library\r
+ *  Copyright (C) 2011 Avinash Dongre ( dongre.avinash@gmail.com )\r
+ *\r
+ *  Permission is hereby granted, free of charge, to any person obtaining a copy\r
+ *  of this software and associated documentation files (the "Software"), to deal\r
+ *  in the Software without restriction, including without limitation the rights\r
+ *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\r
+ *  copies of the Software, and to permit persons to whom the Software is\r
+ *  furnished to do so, subject to the following conditions:\r
+ * \r
+ *  The above copyright notice and this permission notice shall be included in\r
+ *  all copies or substantial portions of the Software.\r
+ * \r
+ *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
+ *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r
+ *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\r
+ *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\r
+ *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\r
+ *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\r
+ *  THE SOFTWARE.\r
+ ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** **/\r
+\r
+#ifndef _C_DEQUE_H_\r
+#define _C_DEQUE_H_\r
+\r
+struct clib_deque {\r
+    struct clib_object**pElements;\r
+    int no_max_elements;\r
+    int head;\r
+    int tail;\r
+    int no_of_elements;\r
+    clib_compare compare_fn;\r
+    clib_destroy destruct_fn;\r
+}c_deque;\r
+\r
+extern struct clib_deque* new_clib_deque( int deq_size , clib_compare fn_c, clib_destroy fn_d);\r
+extern clib_error     push_back_clib_deque (struct clib_deque *pDeq, void *elem, size_t elem_size);\r
+extern clib_error     push_front_clib_deque(struct clib_deque *pDeq, void *elem,size_t elem_size);\r
+\r
+extern clib_error     front_clib_deque     (struct clib_deque *pDeq,void*);\r
+extern clib_error     back_clib_deque      (struct clib_deque *pDeq,void*);\r
+extern clib_error     pop_back_clib_deque  (struct clib_deque *pDeq);\r
+extern clib_error     pop_front_clib_deque (struct clib_deque *pDeq);\r
+extern clib_bool      empty_clib_deque     (struct clib_deque *pDeq);\r
+extern int            size_clib_deque ( struct clib_deque *pDeq);\r
+extern clib_error     delete_clib_deque ( struct clib_deque *pDeq);\r
+extern clib_error     element_at_clib_deque (struct clib_deque *pDeq, int index, void**elem);\r
+extern void for_each_clib_deque ( struct clib_deque *pDeq, void (*fn)(void*));\r
+\r
+#endif\r