#include
#include
#include
#include“xxtea.h“
int?main（int?argcchar*argv[]）{
	FILE*fp;
	char*key;
	char*sign;
	char*infile;
	char*outfile;
	char*buf*data;
	unsigned?long?size;
	int?keylensignlenretlen;
	if（argc<5）{
		printf（“usage:lua_decrypt?infile?outfile?sign?key\n“）;
		return?-1;
	}
	else{
		infile=argv[1];
		outfile=argv[2];
		sign=argv[3];
		key=argv[4];
		keylen=strlen（key）;
		signlen=strlen（sign）;
	}

	if（（fp=fopen（infile“rb“））==NULL）{
			perror（“can‘t?open?the?input?file“）;
			return?-1;
	}
	fseek（fp?0L?SEEK_END）;
	size=ftell（fp）;
	rewind（fp）;
	buf=（char*）malloc（size）;
	fread（bufsize1fp）;
	fclose（fp）;
	data=xxtea_decrypt（buf+signlensize-signlenkeykeylen&retlen）;
	if（data==NULL）{
		printf（“%s?decrypt?fail\n“infile）;
		return?-1;
	}
	if（（fp

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-03-26?16:01??lua-xxtea\
?????文件?????????436??2017-03-26?15:44??lua-xxtea\decode.sh
?????文件???????13856??2017-03-26?15:57??lua-xxtea\lua_decrypt
?????文件????????1005??2017-03-26?15:50??lua-xxtea\main.c
?????文件????????4933??2017-03-26?13:09??lua-xxtea\xxtea.c
?????文件????????1497??2017-03-26?13:09??lua-xxtea\xxtea.h