getpass.c
上传用户:zlh9724
上传日期:2007-01-04
资源大小:1991k
文件大小:2k
- /* Copyright (C) 1991 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details.
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If
- not, write to the Free Software Foundation, Inc., 675 Mass Ave,
- Cambridge, MA 02139, USA. */
- /* CHANGED FOR VMS */
- /*
- * <getpass.c>
- **
- ** HISTORY:
- ** 8 Jul 94 FM Include "HTUtils.h" for memory allocation and free()
- ** substitutions with VAXC on VMS.
- **
- */
- #include <stdio.h>
- #include <descrip.h>
- #include <psldef.h>
- #include <iodef.h>
- #include "HTUtils.h"
- char *getpass (const char *prompt)
- {
- static char *buf;
- int result;
- $DESCRIPTOR(devnam,"SYS$INPUT");
- int chan;
- int promptlen;
- struct {
- short result;
- short count;
- int info;
- } iosb;
- promptlen = strlen(prompt);
- buf = malloc(256);
- if (buf == NULL)
- return(NULL);
- result = SYS$ASSIGN(&devnam, &chan, PSL$C_USER, 0, 0);
- result = SYS$QIOW(0, chan, IO$_READPROMPT | IO$M_PURGE |IO$M_NOECHO, &iosb, 0, 0,
- buf, 255, 0, 0, prompt, promptlen);
- buf[iosb.count] = '';
- result = SYS$DASSGN(chan);
- return buf;
- }