mirror of
https://github.com/ukui/ukui-control-center.git
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Z-bin
291c510087
Description: Not include glib's headers in an 'extern "C"' context Log: 去除extern "C"
87 lines
2.5 KiB
C++
87 lines
2.5 KiB
C++
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* Copyright (C) 2019 Tianjin KYLIN Information Technology Co., Ltd.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include <stdio.h>
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#include <stdbool.h>
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#include <cstring>
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#include <crypt.h>
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#define SHADOW_FILE "/etc/shadow"
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#define BUFF_SIZE 256
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#define SIZE 256
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static bool checkpwd(char * name, char * currentPwd);
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int main(int argc, char *argv[])
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{
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// QApplication a(argc, argv);
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// Widget w;
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// w.show();
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// return a.exec();
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if (3 == argc){
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if (checkpwd(argv[1], argv[2]))
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printf("Success\n");
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}
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return 0;
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}
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static bool checkpwd(char * username, char * currentPwd){
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char buf[BUFF_SIZE] = {0}; /*缓冲区*/
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FILE *fp = NULL/*,*fd = NULL,*fp_check_shadow = NULL*/; /*文件指针*/
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int len = 0; /*行字符个数*/
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int line_len = 0;
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char name[SIZE]={0};
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char pwd[SIZE]={0};
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char tmp_1[SIZE]={0};
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char tmp_2[SIZE]={0};
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char tmp_3[SIZE]={0};
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char tmp_4[SIZE]={0};
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char tmp_5[SIZE]={0};
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char tmp_6[SIZE]={0};
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char tmp_7[SIZE]={0};
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if((fp = fopen(SHADOW_FILE,"r")) == NULL){
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perror("/etc/shadow fail to read\n");
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return false;
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}
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while(fgets(buf,BUFF_SIZE,fp) != NULL){
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line_len = strlen(buf);
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len += line_len;
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sscanf(buf,"%[^:]:%[^:]:%[^:]:%[^:]:%[^:]:%[^:]:%[^:]:%[^:]:%[^:]",name,pwd,tmp_1,tmp_2,tmp_3,tmp_4,tmp_5,tmp_6,tmp_7);
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//printf("line_name:%s username:%s pwd:%s\n",name,username,pwd);
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if(0 == strcmp(name,username)){
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char * encrypted = NULL;
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encrypted = crypt(currentPwd, pwd);
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if ( encrypted && strcmp(encrypted, pwd) == 0){
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return true;
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} else {
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return false;
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}
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}
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}
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return false;
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}
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