init

2026-08-21 18:28:33 +08:00
commit 9e478f1591
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+/*
+    Copyright 2025 Quectel Wireless Solutions Co.,Ltd
+
+    Quectel hereby grants customers of Quectel a license to use, modify,
+    distribute and publish the Software in binary form provided that
+    customers shall have no right to reverse engineer, reverse assemble,
+    decompile or reduce to source code form any portion of the Software. 
+    Under no circumstances may customers modify, demonstrate, use, deliver 
+    or disclose any portion of the Software in source code form.
+*/
+
+#ifndef _UTILS_H_
+#define _UTILS_H_
+
+#include <stddef.h>
+#include <glob.h>
+
+struct listnode
+{
+    struct listnode *next;
+    struct listnode *prev;
+};
+
+#define node_to_item(node, container, member) \
+    (container *) (((char*) (node)) - offsetof(container, member))
+
+#define list_declare(name) \
+    struct listnode name = { \
+        .next = &name, \
+        .prev = &name, \
+    }
+
+#define list_for_each(node, list) \
+    for (node = (list)->next; node != (list); node = node->next)
+
+#define list_for_each_reverse(node, list) \
+    for (node = (list)->prev; node != (list); node = node->prev)
+
+void list_init(struct listnode *list);
+void list_add_tail(struct listnode *list, struct listnode *item);
+void list_add_head(struct listnode *head, struct listnode *item);
+void list_remove(struct listnode *item);
+
+#define list_empty(list) ((list) == (list)->next)
+#define list_head(list) ((list)->next)
+#define list_tail(list) ((list)->prev)
+
+int epoll_register(int  epoll_fd, int  fd, unsigned int events);
+int epoll_deregister(int  epoll_fd, int  fd);
+const char * get_time(void);
+unsigned long clock_msec(void);
+pid_t getpid_by_pdp(int, const char*);
+
+#endif