整理目录结构，编写CMakeLists.txt文件

common/include/tfe_util.h

@@ -0,0 +1,20 @@
+//#define ALLOC(t,n) (t *)calloc(sizeof(t),(n)) 
+
+	/* Allocates an array of objects using malloc() */
+#define ALLOC(type, number) \
+		((type *)calloc(sizeof(type), number))
+
+#define log_err_printf(fmt, args...)   \
+    fprintf(stderr, "file %s, line %d, " fmt, \
+                       __FILE__, __LINE__, ##args)
+#define log_dbg_printf(fmt, args...)   \
+    fprintf(stdout, "file %s, line %d, " fmt, \
+                       __FILE__, __LINE__, ##args)
+#define likely(expr)    __builtin_expect((expr), 1)
+#define unlikely(expr)  __builtin_expect((expr), 0)
+
+int addr_sock2layer(struct sockaddr * sock_addr, int sockaddrlen, struct layer_addr* layer_addr);
+int addr_layer2sock(struct layer_addr* layer_addr,struct sockaddr * sock_addr);
+char* tfe_strdup(const char* s);
+
+