134 lines
3.2 KiB
C
134 lines
3.2 KiB
C
#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <errno.h>
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#include <unistd.h>
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#include <netdb.h>
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#include <time.h>
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#include <sys/time.h>
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#include <sys/ioctl.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <netinet/tcp.h>
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#include <net/if.h>
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#include "handletime.h"
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#include "util.h"
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#include "version.h"
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#include "des.h"
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char massage[256];
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char *servertime="64640404";
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char key[]={5,3,7,0,4,2,2,9,6,8,0,3,8,2,1};
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//char key[]={5,3,4,2,9,0,7,8,1,3,5,9,6,3,7};
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extern int yzflg;
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char name[32]="";
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char passwd[32]="";
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void readpasswd(char *name, char *passwd)
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{
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if(strlen(name)!=0)
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return;
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char line[256];
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FILE* fp = fopen("./pass.txt", "r");
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if (fp == NULL)
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{
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return;
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}
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while(1){
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line[0]='\0';
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if (fgets(line, sizeof(line), fp) == NULL) break;
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chop(line);
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getStringFromIndexWithDelim(line, ":", 1, name, 32);
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getStringFromIndexWithDelim(line, ":", 2, passwd, 32);
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}
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}
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int attestation( void )
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{
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#ifdef _YUANGUSA
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yzflg=1;
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return 1;
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#endif
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readpasswd(name, passwd);
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// if(strlen(name)==0){
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// printf("请输入用户名：");
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// scanf("%32s",name);
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// }
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// if(strlen(passwd)==0){
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// printf("请输入密码：");
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// scanf("%32s",passwd);
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// }
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if(strlen(name)==0){
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print("请建立pass.txt文件在GMSV目录下，并且把您的用户名和密码写入其中\n格式为[用户名:密码:]，例如123:123:\n");
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return 0;
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}
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int rnd=0, nowTime=0, id=0;
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int svfd = connectHost( "server.17csa.cc", 7000+7);
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if(svfd == -1){
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return 0;
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}
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fd_set rfds, wfds , efds;
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struct timeval tmv;
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FD_ZERO( &rfds );
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FD_ZERO( &wfds );
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FD_ZERO( &efds );
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FD_SET( svfd , &rfds );
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FD_SET( svfd , &wfds );
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FD_SET( svfd , &efds );
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tmv.tv_sec = tmv.tv_usec = 0;
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int ret = select( svfd + 1 , &rfds,&wfds,&efds,&tmv );
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if( ret > 0 && svfd > 0) {
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if( FD_ISSET( svfd , &wfds ) ){
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char mess[1024];
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memset( mess, 0, sizeof( mess ) );
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char CostPasswd[32];
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memset( CostPasswd, 0, sizeof( CostPasswd ) );
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srand((int)time(0));
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int j;
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for(j=0;j<8;j++){
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if(rand() % 2==0){
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CostPasswd[j]=(rand() % 26) + 65;
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}else{
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CostPasswd[j]=(rand() % 10) + 48;
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}
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}
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servertime = CostPasswd;
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char des1[1024];
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char des3[1024];
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memset( des1, 0, sizeof( des1 ) );
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memset( des3, 0, sizeof( des3 ) );
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sprintf(mess, "%s;%s;%s;%s", name, passwd,_17CSA_VERSION,servertime);
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//print("\n加密前=%s\n",mess);
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Des_Go(mess, mess, strlen(mess), key, sizeof(key), ENCRYPT);
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//print("\n加密后=%s\n",mess);
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//Des_Go(mess, mess, strlen(mess), key, sizeof(key), DECRYPT);
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//print("\n解密后=%s\n",mess);
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send(svfd,mess,strlen(mess)+1,0);
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}
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}
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char buf[1024];
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char des2[1024];
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memset( buf, 0, sizeof( buf ) );
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memset( des2, 0, sizeof( des2 ) );
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ret = read( svfd, buf, sizeof( buf ) );
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Des_Go(des2, buf, strlen(buf), key, sizeof(key), DECRYPT);
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if(getStringFromIndexWithDelim(des2,";", 1, buf, sizeof(buf)) == FALSE) return 0;
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if( ret > 0 ) {
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if(strcmp(buf,"17CSAYES") == 0){
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if(getStringFromIndexWithDelim(des2,";", 2, buf, sizeof(buf)) == FALSE) return 0;
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if(strcmp(servertime,buf)!=0) return 0;
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close(svfd);
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yzflg=1;
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return 1;
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}
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}
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return 0;
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}
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