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@@ -0,0 +1,66 @@
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+-- LuaTools需要PROJECT和VERSION这两个信息
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+PROJECT = "zbuffdemo"
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+VERSION = "1.0.0"
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+
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+log.info("main", PROJECT, VERSION)
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+
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+-- 引入必要的库文件(lua编写), 内部库不需要require
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+sys = require("sys")
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+
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+sys.taskInit(function()
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+ sys.wait(2000)
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+ -- zbuff可以理解为char[], char*, uint8_t*
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+ -- 为了与lua更好的融合, zbuff带长度,带指针位置,可动态扩容
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+ local buff = zbuff.create(1024)
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+ -- 可当成数组直接赋值和取值
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+ buff[0] = 0xAE
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+ log.info("zbuff", "buff[0]", buff[0])
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+
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+ -- 以io形式操作
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+
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+ -- 写数据write, 操作之后指针会移动,跟文件句柄一样
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+ buff:write("123") -- 字符串
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+ buff:write(0x12, 0x13, 0x13, 0x33) -- 直接写数值也可以
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+
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+ -- 设置指针位置, seek
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+ buff:seek(5, zbuff.SEEK_CUR) -- 指针位置+5
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+ buff:seek(0) -- 绝对地址
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+
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+ -- 读数据read, 指针也会移动
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+ local data = buff:read(3)
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+ log.info("zbuff", "data", data)
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+
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+ -- 清除全部数据,但指针位置不变
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+ buff:clear() -- 默认填0
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+ buff:clear(0xA5) -- 也可以指定填充的内容
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+
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+ -- 支持以pack库的形式写入或读取数据
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+ buff:seek(0)
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+ buff:pack(">IIHA", 0x1234, 0x4567, 0x12,"abcdefg")
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+ buff:seek(0)
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+ local cnt,a,b,c,s = buff:unpack(">IIHA10")
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+
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+ -- 也可以直接按类型读写数据
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+ local len = buff:writeI8(10)
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+ local len = buff:writeU32(1024)
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+ local i8data = buff:readI8()
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+ local u32data = buff:readU32()
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+
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+ -- 取出指定区间的数据
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+ local fz = buff:toStr(0,5)
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+
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+ -- 获取其长度
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+ log.info("zbuff", "len", buff:len())
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+ -- 获取其指针位置
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+ log.info("zbuff", "len", buff:used())
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+
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+ -- 更多用法请查阅api文档
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+
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+ log.info("zbuff", "demo done")
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+end)
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+
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+
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+-- 用户代码已结束---------------------------------------------
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+-- 结尾总是这一句
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+sys.run()
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+-- sys.run()之后后面不要加任何语句!!!!!
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Wendal Chen