RT-Thread finsh源码分析: finsh_node.h

/* *  node routines for finsh shell. * * COPYRIGHT (C) 2006 - 2013, RT-Thread Development Team * *  This file is part of RT-Thread (http://www.rt-thread.org) *  Maintainer: bernard.xiong <bernard.xiong at gmail.com> * *  All rights reserved. * *  This program is free software; you can redistribute it and/or modify *  it under the terms of the GNU General Public License as published by *  the Free Software Foundation; either version 2 of the License, or *  (at your option) any later version. * *  This program is distributed in the hope that it will be useful, *  but WITHOUT ANY WARRANTY; without even the implied warranty of *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the *  GNU General Public License for more details. * *  You should have received a copy of the GNU General Public License along *  with this program; if not, write to the Free Software Foundation, Inc., *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * * Change Logs: * Date           Author       Notes * 2010-03-22     Bernard      first version */#ifndef __FINSH_NODE_H__#define __FINSH_NODE_H__#include <finsh.h>//node类型定义#define FINSH_NODE_UNKNOWN          0#define FINSH_NODE_ID               1#define FINSH_NODE_VALUE_CHAR       2#define FINSH_NODE_VALUE_INT        3#define FINSH_NODE_VALUE_LONG       4#define FINSH_NODE_VALUE_STRING     5#define FINSH_NODE_VALUE_NULL       6#define FINSH_NODE_SYS_ADD          7#define FINSH_NODE_SYS_SUB          8#define FINSH_NODE_SYS_MUL          9#define FINSH_NODE_SYS_DIV          10#define FINSH_NODE_SYS_MOD          11#define FINSH_NODE_SYS_AND          12#define FINSH_NODE_SYS_OR           13#define FINSH_NODE_SYS_XOR          14#define FINSH_NODE_SYS_BITWISE      15#define FINSH_NODE_SYS_SHL          16#define FINSH_NODE_SYS_SHR          17#define FINSH_NODE_SYS_FUNC         18#define FINSH_NODE_SYS_ASSIGN       19#define FINSH_NODE_SYS_CAST         20#define FINSH_NODE_SYS_PREINC       21#define FINSH_NODE_SYS_PREDEC       22#define FINSH_NODE_SYS_INC          23#define FINSH_NODE_SYS_DEC          24#define FINSH_NODE_SYS_GETVALUE    25#define FINSH_NODE_SYS_GETADDR     26#define FINSH_NODE_SYS_NULL         27#define FINSH_DATA_TYPE_VOID        0x00#define FINSH_DATA_TYPE_BYTE        0x01#define FINSH_DATA_TYPE_WORD        0x02#define FINSH_DATA_TYPE_DWORD       0x03#define FINSH_DATA_TYPE_PTR         0x10#define FINSH_NODE_VALUE            0#define FINSH_NODE_ADDRESS          1#define FINSH_NODE_FUNCTION         2int finsh_node_init(void);struct finsh_node* finsh_node_allocate(u_char type);struct finsh_node* finsh_node_new_id(char* id);struct finsh_node* finsh_node_new_char(char c);struct finsh_node* finsh_node_new_int(int i);struct finsh_node* finsh_node_new_long(long l);struct finsh_node* finsh_node_new_string(char* s);struct finsh_node* finsh_node_new_ptr(void* ptr);#define finsh_node_sibling(node)    ((node)->sibling)#define finsh_node_child(node)      ((node)->child)#endif