blocxx

GetPass.cpp

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00001 /*******************************************************************************
00002 * Copyright (C) 2005, Vintela, Inc. All rights reserved.
00003 * Copyright (C) 2006, Novell, Inc. All rights reserved.
00004 * 
00005 * Redistribution and use in source and binary forms, with or without
00006 * modification, are permitted provided that the following conditions are met:
00007 * 
00008 *     * Redistributions of source code must retain the above copyright notice,
00009 *       this list of conditions and the following disclaimer.
00010 *     * Redistributions in binary form must reproduce the above copyright
00011 *       notice, this list of conditions and the following disclaimer in the
00012 *       documentation and/or other materials provided with the distribution.
00013 *     * Neither the name of 
00014 *       Vintela, Inc., 
00015 *       nor Novell, Inc., 
00016 *       nor the names of its contributors or employees may be used to 
00017 *       endorse or promote products derived from this software without 
00018 *       specific prior written permission.
00019 * 
00020 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00021 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00022 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00023 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
00024 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
00025 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
00026 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
00027 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
00028 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
00029 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
00030 * POSSIBILITY OF SUCH DAMAGE.
00031 *******************************************************************************/
00032 
00033 
00039 #include "blocxx/BLOCXX_config.h"
00040 #include "blocxx/GetPass.hpp"
00041 #include <cstring>
00042 extern "C"
00043 {
00044 #ifdef BLOCXX_HAVE_UNISTD_H
00045 #include <unistd.h>
00046 #endif
00047 
00048 #if defined(BLOCXX_WIN32)
00049 #include <conio.h>
00050 #include <stdio.h>
00051 #endif
00052 }
00053 
00054 #ifdef BLOCXX_NETWARE
00055 #include <screen.h>
00056 #endif
00057 
00058 namespace BLOCXX_NAMESPACE
00059 {
00060 
00061 #if defined(BLOCXX_WIN32)
00062 #define MAXPASSWORD 128
00063 String
00064 GetPass::getPass(const String& prompt)
00065 {
00066    int ch, len = 0;
00067    char bfr[MAXPASSWORD+1];
00068 
00069    bfr[0] = 0;
00070    _cputs(prompt.c_str());
00071 
00072    do
00073    {
00074       ch = _getch();
00075       if (ch != '\r' && len < MAXPASSWORD)
00076       {
00077          bfr[len++] = ch;
00078          bfr[len] = 0;
00079          _putch('*');
00080       }
00081    } while (ch != '\r');
00082    printf("\n");
00083    return String(bfr);
00084 }
00085 #else
00086 String
00087 GetPass::getPass(const String& prompt)
00088 {
00089 #ifdef BLOCXX_NETWARE
00090         char pw[128];
00091    char* ptr = ::getpassword(prompt.c_str(), pw, 128);
00092 #else
00093    char* ptr = ::getpass(prompt.c_str());
00094 #endif
00095    String retStr = ptr;
00096    memset(ptr, 0x00, strlen(ptr) * sizeof(char));
00097    return retStr;
00098 }
00099 #endif
00100 
00101 } // end namespace BLOCXX_NAMESPACE
00102