#include "usmart_str.h"
#include "usmart.h"		   
//////////////////////////////////////////////////////////////////////////////////	 
//±¾³ÌÐòÖ»¹©Ñ§Ï°Ê¹Óã¬Î´¾­×÷ÕßÐí¿É£¬²»µÃÓÃÓÚÆäËüÈκÎÓÃ;
//ALIENTEK STM32¿ª·¢°å	   
//ÕýµãÔ­×Ó@ALIENTEK
//¼¼ÊõÂÛ̳:www.openedv.com 
//°æ±¾£ºV3.1
//°æȨËùÓУ¬µÁ°æ±Ø¾¿¡£
//Copyright(C) ÕýµãÔ­×Ó 2011-2021
//All rights reserved
//********************************************************************************
//Éý¼¶ËµÃ÷
//V1.4
//Ôö¼ÓÁ˶ԲÎÊýΪstringÀàÐ͵ĺ¯ÊýµÄÖ§³Ö.ÊÊÓ÷¶Î§´ó´óÌá¸ß.
//ÓÅ»¯ÁËÄÚ´æÕ¼ÓÃ,¾²Ì¬ÄÚ´æÕ¼ÓÃΪ79¸ö×Ö½Ú@10¸ö²ÎÊý.¶¯Ì¬ÊÊÓ¦Êý×Ö¼°×Ö·û´®³¤¶È
//V2.0 
//1,ÐÞ¸ÄÁËlistÖ¸Áî,´òÓ¡º¯ÊýµÄÍêÕû±í´ïʽ.
//2,Ôö¼ÓÁËidÖ¸Áî,´òӡÿ¸öº¯ÊýµÄÈë¿ÚµØÖ·.
//3,ÐÞ¸ÄÁ˲ÎÊýÆ¥Åä,Ö§³Öº¯Êý²ÎÊýµÄµ÷ÓÃ(ÊäÈëÈë¿ÚµØÖ·).
//4,Ôö¼ÓÁ˺¯ÊýÃû³¤¶Èºê¶¨Òå.	
//V2.1 20110707		 
//1,Ôö¼Ódec,hexÁ½¸öÖ¸Áî,ÓÃÓÚÉèÖòÎÊýÏÔʾ½øÖÆ,¼°Ö´ÐнøÖÆת»».
//×¢:µ±dec,hex²»´ø²ÎÊýµÄʱºò,¼´É趨ÏÔʾ²ÎÊý½øÖÆ.µ±ºó¸ú²ÎÊýµÄʱºò,¼´Ö´ÐнøÖÆת»».
//Èç:"dec 0XFF" Ôò»á½«0XFFתΪ255,ÓÉ´®¿Ú·µ»Ø.
//Èç:"hex 100" 	Ôò»á½«100תΪ0X64,ÓÉ´®¿Ú·µ»Ø
//2,ÐÂÔöusmart_get_cmdnameº¯Êý,ÓÃÓÚ»ñÈ¡Ö¸ÁîÃû×Ö.
//V2.2 20110726	
//1,ÐÞÕýÁËvoidÀàÐͲÎÊýµÄ²ÎÊýͳ¼Æ´íÎó.
//2,ÐÞ¸ÄÊý¾ÝÏÔʾ¸ñʽĬÈÏΪ16½øÖÆ.
//V2.3 20110815
//1,È¥µôÁ˺¯ÊýÃûºó±ØÐë¸ú"("µÄÏÞÖÆ.
//2,ÐÞÕýÁË×Ö·û´®²ÎÊýÖв»ÄÜÓÐ"("µÄbug.
//3,ÐÞ¸ÄÁ˺¯ÊýĬÈÏÏÔʾ²ÎÊý¸ñʽµÄÐ޸ķ½Ê½. 
//V2.4 20110905
//1,ÐÞ¸ÄÁËusmart_get_cmdnameº¯Êý,Ôö¼Ó×î´ó²ÎÊý³¤¶ÈÏÞÖÆ.±ÜÃâÁËÊäÈë´íÎó²ÎÊýʱµÄËÀ»úÏÖÏó.
//2,Ôö¼ÓUSMART_ENTIM2_SCANºê¶¨Òå,ÓÃÓÚÅäÖÃÊÇ·ñʹÓÃTIM2¶¨Ê±Ö´ÐÐscanº¯Êý.
//V2.5 20110930
//1,ÐÞ¸Äusmart_initº¯ÊýΪvoid usmart_init(u8 sysclk),¿ÉÒÔ¸ù¾ÝϵͳƵÂÊ×Ô¶¯É趨ɨÃèʱ¼ä.(¹Ì¶¨100ms)
//2,È¥µôÁËusmart_initº¯ÊýÖеÄuart_initº¯Êý,´®¿Ú³õʼ»¯±ØÐëÔÚÍⲿ³õʼ»¯,·½±ãÓû§×ÔÐйÜÀí.
//V2.6 20111009
//1,Ôö¼ÓÁËread_addrºÍwrite_addrÁ½¸öº¯Êý.¿ÉÒÔÀûÓÃÕâÁ½¸öº¯Êý¶ÁдÄÚ²¿ÈÎÒâµØÖ·(±ØÐëÊÇÓÐЧµØÖ·).¸ü¼Ó·½±ãµ÷ÊÔ.
//2,read_addrºÍwrite_addrÁ½¸öº¯Êý¿ÉÒÔͨ¹ýÉèÖÃUSMART_USE_WRFUNSΪÀ´Ê¹Äܺ͹رÕ.
//3,ÐÞ¸ÄÁËusmart_strcmp,ʹÆä¹æ·¶»¯.			  
//V2.7 20111024
//1,ÐÞÕýÁË·µ»ØÖµ16½øÖÆÏÔʾʱ²»»»ÐеÄbug.
//2,Ôö¼ÓÁ˺¯ÊýÊÇ·ñÓзµ»ØÖµµÄÅжÏ,Èç¹ûûÓзµ»ØÖµ,Ôò²»»áÏÔʾ.Óзµ»Øֵʱ²ÅÏÔʾÆä·µ»ØÖµ.
//V2.8 20111116
//1,ÐÞÕýÁËlistµÈ²»´ø²ÎÊýµÄÖ¸Áî·¢Ëͺó¿ÉÄܵ¼ÖÂËÀ»úµÄbug.
//V2.9 20120917
//1,ÐÞ¸ÄÁËÐÎÈ磺void*xxx(void)ÀàÐͺ¯Êý²»ÄÜʶ±ðµÄbug¡£
//V3.0 20130425
//1,ÐÂÔöÁË×Ö·û´®²ÎÊý¶ÔתÒå·ûµÄÖ§³Ö¡£
//V3.1 20131120
//1,Ôö¼ÓruntimeϵͳָÁî,¿ÉÒÔÓÃÓÚͳ¼Æº¯ÊýÖ´ÐÐʱ¼ä.
//Ó÷¨:
//·¢ËÍ:runtime 1 ,Ôò¿ªÆôº¯ÊýÖ´ÐÐʱ¼äͳ¼Æ¹¦ÄÜ
//·¢ËÍ:runtime 0 ,Ôò¹Ø±Õº¯ÊýÖ´ÐÐʱ¼äͳ¼Æ¹¦ÄÜ
///runtimeͳ¼Æ¹¦ÄÜ,±ØÐëÉèÖÃ:USMART_ENTIMX_SCAN Ϊ1,²Å¿ÉÒÔʹÓÃ!!
/////////////////////////////////////////////////////////////////////////////////////
  
//¶Ô±È×Ö·û´®str1ºÍstr2
//*str1:×Ö·û´®1Ö¸Õë
//*str2:×Ö·û´®2Ö¸Õë
//·µ»ØÖµ:0£¬ÏàµÈ;1£¬²»ÏàµÈ;
u8 usmart_strcmp(u8 *str1,u8 *str2)
{
	while(1)
	{
		if(*str1!=*str2)return 1;//²»ÏàµÈ
		if(*str1=='\0')break;//¶Ô±ÈÍê³ÉÁË.
		str1++;
		str2++;
	}
	return 0;//Á½¸ö×Ö·û´®ÏàµÈ
}
//°Ñstr1µÄÄÚÈÝcopyµ½str2
//*str1:×Ö·û´®1Ö¸Õë
//*str2:×Ö·û´®2Ö¸Õë			   
void usmart_strcopy(u8*str1,u8 *str2)
{
	while(1)
	{										   
		*str2=*str1;	//¿½±´
		if(*str1=='\0')break;//¿½±´Íê³ÉÁË.
		str1++;
		str2++;
	}
}
//µÃµ½×Ö·û´®µÄ³¤¶È(×Ö½Ú)
//*str:×Ö·û´®Ö¸Õë
//·µ»ØÖµ:×Ö·û´®µÄ³¤¶È		   
u8 usmart_strlen(u8*str)
{
	u8 len=0;
	while(1)
	{							 
		if(*str=='\0')break;//¿½±´Íê³ÉÁË.
		len++;
		str++;
	}
	return len;
}
//m^nº¯Êý
//·µ»ØÖµ:m^n´Î·½
u32 usmart_pow(u8 m,u8 n)
{
	u32 result=1;	 
	while(n--)result*=m;    
	return result;
}	    
//°Ñ×Ö·û´®×ªÎªÊý×Ö
//Ö§³Ö16½øÖÆת»»,µ«ÊÇ16½øÖÆ×Öĸ±ØÐëÊÇ´óдµÄ,ÇÒ¸ñʽΪÒÔ0X¿ªÍ·µÄ.
//²»Ö§³Ö¸ºÊý 
//*str:Êý×Ö×Ö·û´®Ö¸Õë
//*res:ת»»ÍêµÄ½á¹û´æ·ÅµØÖ·.
//·µ»ØÖµ:0£¬³É¹¦×ª»»Íê³É.ÆäËû,´íÎó´úÂë.
//1,Êý¾Ý¸ñʽ´íÎó.2,16½øÖÆλÊýΪ0.3,Æðʼ¸ñʽ´íÎó.4,Ê®½øÖÆλÊýΪ0.
u8 usmart_str2num(u8*str,u32 *res)
{
	u32 t;
	u8 bnum=0;	//Êý×ÖµÄλÊý
	u8 *p;		  
	u8 hexdec=10;//ĬÈÏΪʮ½øÖÆÊý¾Ý
	p=str;
	*res=0;//ÇåÁã.
	while(1)
	{
		if((*p<='9'&&*p>='0')||(*p<='F'&&*p>='A')||(*p=='X'&&bnum==1))//²ÎÊýºÏ·¨
		{
			if(*p>='A')hexdec=16;	//×Ö·û´®ÖдæÔÚ×Öĸ,Ϊ16½øÖƸñʽ.
			bnum++;					//λÊýÔö¼Ó.
		}else if(*p=='\0')break;	//Åöµ½½áÊø·û,Í˳ö.
		else return 1;				//²»È«ÊÇÊ®½øÖÆ»òÕß16½øÖÆÊý¾Ý.
		p++; 
	} 
	p=str;			    //ÖØж¨Î»µ½×Ö·û´®¿ªÊ¼µÄµØÖ·.
	if(hexdec==16)		//16½øÖÆÊý¾Ý
	{
		if(bnum<3)return 2;			//λÊýСÓÚ3£¬Ö±½ÓÍ˳ö.ÒòΪ0X¾ÍÕ¼ÁË2¸ö,Èç¹û0XºóÃæ²»¸úÊý¾Ý,Ôò¸ÃÊý¾Ý·Ç·¨.
		if(*p=='0' && (*(p+1)=='X'))//±ØÐëÒÔ'0X'¿ªÍ·.
		{
			p+=2;	//Æ«ÒƵ½Êý¾ÝÆðʼµØÖ·.
			bnum-=2;//¼õȥƫÒÆÁ¿	 
		}else return 3;//ÆðʼͷµÄ¸ñʽ²»¶Ô
	}else if(bnum==0)return 4;//λÊýΪ0£¬Ö±½ÓÍ˳ö.	  
	while(1)
	{
		if(bnum)bnum--;
		if(*p<='9'&&*p>='0')t=*p-'0';	//µÃµ½Êý×ÖµÄÖµ
		else t=*p-'A'+10;				//µÃµ½A~F¶ÔÓ¦µÄÖµ	    
		*res+=t*usmart_pow(hexdec,bnum);		   
		p++;
		if(*p=='\0')break;//Êý¾Ý¶¼²éÍêÁË.	
	}
	return 0;//³É¹¦×ª»»
}
//µÃµ½Ö¸ÁîÃû
//*str:Ô´×Ö·û´®
//*cmdname:Ö¸ÁîÃû
//*nlen:Ö¸ÁîÃû³¤¶È		
//maxlen:×î´ó³¤¶È(×öÏÞÖÆ,Ö¸Áî²»¿ÉÄÜÌ«³¤µÄ)	
//·µ»ØÖµ:0,³É¹¦;ÆäËû,ʧ°Ü.	  
u8 usmart_get_cmdname(u8*str,u8*cmdname,u8 *nlen,u8 maxlen)
{
	*nlen=0;
 	while(*str!=' '&&*str!='\0') //ÕÒµ½¿Õ¸ñ»òÕß½áÊø·ûÔòÈÏΪ½áÊøÁË
	{
		*cmdname=*str;
		str++;
		cmdname++;
		(*nlen)++;//ͳ¼ÆÃüÁ¶È
		if(*nlen>=maxlen)return 1;//´íÎóµÄÖ¸Áî
	}
	*cmdname='\0';//¼ÓÈë½áÊø·û
	return 0;//Õý³£·µ»Ø
}
//»ñÈ¡ÏÂÒ»¸ö×Ö·û£¨µ±ÖмäÓкܶà¿Õ¸ñµÄʱºò£¬´Ëº¯ÊýÖ±½ÓºöÂÔ¿Õ¸ñ£¬ÕÒµ½¿Õ¸ñÖ®ºóµÄµÚÒ»¸ö×Ö·û£©
//str:×Ö·û´®Ö¸Õë	
//·µ»ØÖµ:ÏÂÒ»¸ö×Ö·û
u8 usmart_search_nextc(u8* str)
{		   	 	
	str++;
	while(*str==' '&&str!='\0')str++;
	return *str;
} 
//´ÓstrÖеõ½º¯ÊýÃû
//*str:Ô´×Ö·û´®Ö¸Õë
//*fname:»ñÈ¡µ½µÄº¯ÊýÃû×ÖÖ¸Õë
//*pnum:º¯ÊýµÄ²ÎÊý¸öÊý
//*rval:ÊÇ·ñÐèÒªÏÔʾ·µ»ØÖµ(0,²»ÐèÒª;1,ÐèÒª)
//·µ»ØÖµ:0,³É¹¦;ÆäËû,´íÎó´úÂë.
u8 usmart_get_fname(u8*str,u8*fname,u8 *pnum,u8 *rval)
{
	u8 res;
	u8 fover=0;	  //À¨ºÅÉî¶È
	u8 *strtemp;
	u8 offset=0;  
	u8 parmnum=0;
	u8 temp=1;
	u8 fpname[6];//void+X+'/0'
	u8 fplcnt=0; //µÚÒ»¸ö²ÎÊýµÄ³¤¶È¼ÆÊýÆ÷
	u8 pcnt=0;	 //²ÎÊý¼ÆÊýÆ÷
	u8 nchar;
	//ÅжϺ¯ÊýÊÇ·ñÓзµ»ØÖµ
	strtemp=str;
	while(*strtemp!='\0')//ûÓнáÊø
	{
		if(*strtemp!=' '&&(pcnt&0X7F)<5)//×î¶à¼Ç¼5¸ö×Ö·û
		{	
			if(pcnt==0)pcnt|=0X80;//ÖÃλ×î¸ßλ,±ê¼Ç¿ªÊ¼½ÓÊÕ·µ»ØÖµÀàÐÍ
			if(((pcnt&0x7f)==4)&&(*strtemp!='*'))break;//×îºóÒ»¸ö×Ö·û,±ØÐëÊÇ*
			fpname[pcnt&0x7f]=*strtemp;//¼Ç¼º¯ÊýµÄ·µ»ØÖµÀàÐÍ
			pcnt++;
		}else if(pcnt==0X85)break;
		strtemp++; 
	} 
	if(pcnt)//½ÓÊÕÍêÁË
	{
		fpname[pcnt&0x7f]='\0';//¼ÓÈë½áÊø·û
		if(usmart_strcmp(fpname,"void")==0)*rval=0;//²»ÐèÒª·µ»ØÖµ
		else *rval=1;							   //ÐèÒª·µ»ØÖµ
		pcnt=0;
	} 
	res=0;
	strtemp=str;
	while(*strtemp!='('&&*strtemp!='\0') //´Ë´úÂëÕÒµ½º¯ÊýÃûµÄÕæÕýÆðʼλÖÃ
	{  
		strtemp++;
		res++;
		if(*strtemp==' '||*strtemp=='*')
		{
			nchar=usmart_search_nextc(strtemp);		//»ñÈ¡ÏÂÒ»¸ö×Ö·û
			if(nchar!='('&&nchar!='*')offset=res;	//Ìø¹ý¿Õ¸ñºÍ*ºÅ
		}
	}	 
	strtemp=str;
	if(offset)strtemp+=offset+1;//Ìøµ½º¯ÊýÃû¿ªÊ¼µÄµØ·½	   
	res=0;
	nchar=0;//ÊÇ·ñÕýÔÚ×Ö·û´®ÀïÃæµÄ±êÖ¾,0£¬²»ÔÚ×Ö·û´®;1£¬ÔÚ×Ö·û´®;
	while(1)
	{
		if(*strtemp==0)
		{
			res=USMART_FUNCERR;//º¯Êý´íÎó
			break;
		}else if(*strtemp=='('&&nchar==0)fover++;//À¨ºÅÉî¶ÈÔö¼ÓÒ»¼¶	 
		else if(*strtemp==')'&&nchar==0)
		{
			if(fover)fover--;
			else res=USMART_FUNCERR;//´íÎó½áÊø,ûÊÕµ½'('
			if(fover==0)break;//µ½Ä©Î²ÁË,Í˳ö	    
		}else if(*strtemp=='"')nchar=!nchar;

		if(fover==0)//º¯ÊýÃû»¹Ã»½ÓÊÕÍê
		{
			if(*strtemp!=' ')//¿Õ¸ñ²»ÊôÓÚº¯ÊýÃû
			{
				*fname=*strtemp;//µÃµ½º¯ÊýÃû
				fname++;
			}
		}else //ÒѾ­½ÓÊÜÍêÁ˺¯ÊýÃûÁË.
		{
			if(*strtemp==',')
			{
				temp=1;		//ʹÄÜÔö¼ÓÒ»¸ö²ÎÊý
				pcnt++;	
			}else if(*strtemp!=' '&&*strtemp!='(')
			{
				if(pcnt==0&&fplcnt<5)		//µ±µÚÒ»¸ö²ÎÊýÀ´Ê±,ΪÁ˱ÜÃâͳ¼ÆvoidÀàÐ͵IJÎÊý,±ØÐë×öÅжÏ.
				{
					fpname[fplcnt]=*strtemp;//¼Ç¼²ÎÊýÌØÕ÷.
					fplcnt++;
				}
				temp++;	//µÃµ½ÓÐЧ²ÎÊý(·Ç¿Õ¸ñ)
			}
			if(fover==1&&temp==2)
			{
				temp++;		//·ÀÖ¹Öظ´Ôö¼Ó
				parmnum++; 	//²ÎÊýÔö¼ÓÒ»¸ö
			}
		}
		strtemp++; 			
	}   
	if(parmnum==1)//Ö»ÓÐ1¸ö²ÎÊý.
	{
		fpname[fplcnt]='\0';//¼ÓÈë½áÊø·û
		if(usmart_strcmp(fpname,"void")==0)parmnum=0;//²ÎÊýΪvoid,±íʾûÓвÎÊý.
	}
	*pnum=parmnum;	//¼Ç¼²ÎÊý¸öÊý
	*fname='\0';	//¼ÓÈë½áÊø·û
	return res;		//·µ»ØÖ´Ðнá¹û
}


//´ÓstrÖеõ½Ò»¸öº¯ÊýµÄ²ÎÊý
//*str:Ô´×Ö·û´®Ö¸Õë
//*fparm:²ÎÊý×Ö·û´®Ö¸Õë
//*ptype:²ÎÊýÀàÐÍ 0£¬Êý×Ö;1£¬×Ö·û´®;0XFF£¬²ÎÊý´íÎó
//·µ»ØÖµ:0,ÒѾ­ÎÞ²ÎÊýÁË;ÆäËû,ÏÂÒ»¸ö²ÎÊýµÄÆ«ÒÆÁ¿.
u8 usmart_get_aparm(u8 *str,u8 *fparm,u8 *ptype)
{
	u8 i=0;
	u8 enout=0;
	u8 type=0;//ĬÈÏÊÇÊý×Ö
	u8 string=0; //±ê¼ÇstrÊÇ·ñÕýÔÚ¶Á
	while(1)
	{		    
		if(*str==','&& string==0)enout=1;			//ÔÝ»ºÁ¢¼´Í˳ö,Ä¿µÄÊÇÑ°ÕÒÏÂÒ»¸ö²ÎÊýµÄÆðʼµØÖ·
		if((*str==')'||*str=='\0')&&string==0)break;//Á¢¼´Í˳ö±êʶ·û
		if(type==0)//ĬÈÏÊÇÊý×ÖµÄ
		{
			if((*str>='0' && *str<='9')||(*str>='a' && *str<='f')||(*str>='A' && *str<='F')||*str=='X'||*str=='x')//Êý×Ö´®¼ì²â
			{
				if(enout)break;					//ÕÒµ½ÁËÏÂÒ»¸ö²ÎÊý,Ö±½ÓÍ˳ö.
				if(*str>='a')*fparm=*str-0X20;	//Сдת»»Îª´óд
				else *fparm=*str;		   		//Сд»òÕßÊý×Ö±£³Ö²»±ä
				fparm++;
			}else if(*str=='"')//ÕÒµ½×Ö·û´®µÄ¿ªÊ¼±êÖ¾
			{
				if(enout)break;//ÕÒµ½,ºó²ÅÕÒµ½",ÈÏΪ½áÊøÁË.
				type=1;
				string=1;//µÇ¼ÇSTRING ÕýÔÚ¶ÁÁË
			}else if(*str!=' '&&*str!=',')//·¢ÏÖ·Ç·¨×Ö·û,²ÎÊý´íÎó
			{
				type=0XFF;
				break;
			}
		}else//stringÀà
		{ 
			if(*str=='"')string=0;
			if(enout)break;			//ÕÒµ½ÁËÏÂÒ»¸ö²ÎÊý,Ö±½ÓÍ˳ö.
			if(string)				//×Ö·û´®ÕýÔÚ¶Á
			{	
				if(*str=='\\')		//Óöµ½×ªÒå·û(²»¸´ÖÆתÒå·û)
				{ 
					str++;			//Æ«ÒƵ½×ªÒå·ûºóÃæµÄ×Ö·û,²»¹Üʲô×Ö·û,Ö±½ÓCOPY
					i++;
				}					
				*fparm=*str;		//Сд»òÕßÊý×Ö±£³Ö²»±ä
				fparm++;
			}	
		}
		i++;//Æ«ÒÆÁ¿Ôö¼Ó
		str++;
	}
	*fparm='\0';	//¼ÓÈë½áÊø·û
	*ptype=type;	//·µ»Ø²ÎÊýÀàÐÍ
	return i;		//·µ»Ø²ÎÊý³¤¶È
}
//µÃµ½Ö¸¶¨²ÎÊýµÄÆðʼµØÖ·
//num:µÚnum¸ö²ÎÊý,·¶Î§0~9.
//·µ»ØÖµ:¸Ã²ÎÊýµÄÆðʼµØÖ·
u8 usmart_get_parmpos(u8 num)
{
	u8 temp=0;
	u8 i;
	for(i=0;i<num;i++)temp+=usmart_dev.plentbl[i];
	return temp;
}
//´ÓstrÖеõ½º¯Êý²ÎÊý
//str:Ô´×Ö·û´®;
//parn:²ÎÊýµÄ¶àÉÙ.0±íʾÎÞ²ÎÊý voidÀàÐÍ
//·µ»ØÖµ:0,³É¹¦;ÆäËû,´íÎó´úÂë.
u8 usmart_get_fparam(u8*str,u8 *parn)
{	
	u8 i,type;  
	u32 res;
	u8 n=0;
	u8 len;
	u8 tstr[PARM_LEN+1];//×Ö½Ú³¤¶ÈµÄ»º´æ,×î¶à¿ÉÒÔ´æ·ÅPARM_LEN¸ö×Ö·ûµÄ×Ö·û´®
	for(i=0;i<MAX_PARM;i++)usmart_dev.plentbl[i]=0;//Çå¿Õ²ÎÊý³¤¶È±í
	while(*str!='(')//Æ«ÒƵ½²ÎÊý¿ªÊ¼µÄµØ·½
	{
		str++;											    
		if(*str=='\0')return USMART_FUNCERR;//Óöµ½½áÊø·ûÁË
	}
	str++;//Æ«ÒƵ½"("Ö®ºóµÄµÚÒ»¸ö×Ö½Ú
	while(1)
	{
		i=usmart_get_aparm(str,tstr,&type);	//µÃµ½µÚÒ»¸ö²ÎÊý  
		str+=i;								//Æ«ÒÆ
		switch(type)
		{
			case 0:	//Êý×Ö
				if(tstr[0]!='\0')				//½ÓÊÕµ½µÄ²ÎÊýÓÐЧ
				{					    
					i=usmart_str2num(tstr,&res);	//¼Ç¼¸Ã²ÎÊý	 
					if(i)return USMART_PARMERR;		//²ÎÊý´íÎó.
					*(u32*)(usmart_dev.parm+usmart_get_parmpos(n))=res;//¼Ç¼ת»»³É¹¦µÄ½á¹û.
					usmart_dev.parmtype&=~(1<<n);	//±ê¼ÇÊý×Ö
					usmart_dev.plentbl[n]=4;		//¸Ã²ÎÊýµÄ³¤¶ÈΪ4  
					n++;							//²ÎÊýÔö¼Ó  
					if(n>MAX_PARM)return USMART_PARMOVER;//²ÎÊýÌ«¶à
				}
				break;
			case 1://×Ö·û´®	 	
				len=usmart_strlen(tstr)+1;	//°üº¬Á˽áÊø·û'\0'
				usmart_strcopy(tstr,&usmart_dev.parm[usmart_get_parmpos(n)]);//¿½±´tstrÊý¾Ýµ½usmart_dev.parm[n]
				usmart_dev.parmtype|=1<<n;	//±ê¼Ç×Ö·û´® 
				usmart_dev.plentbl[n]=len;	//¸Ã²ÎÊýµÄ³¤¶ÈΪlen  
				n++;
				if(n>MAX_PARM)return USMART_PARMOVER;//²ÎÊýÌ«¶à
				break;
			case 0XFF://´íÎó
				return USMART_PARMERR;//²ÎÊý´íÎó	  
		}
		if(*str==')'||*str=='\0')break;//²éµ½½áÊø±êÖ¾ÁË.
	}
	*parn=n;	//¼Ç¼²ÎÊýµÄ¸öÊý
	return USMART_OK;//ÕýÈ·µÃµ½Á˲ÎÊý
}