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use getpassfd()

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This commit is contained in:
christos 2012-04-13 23:57:08 +00:00
parent ffed4f27af
commit 4dd26a2880
1 changed files with 37 additions and 10 deletions
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47
crypto/external/bsd/openssh/dist/readpassphrase.c vendored
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@ -1,4 +1,4 @@
/* $NetBSD: readpassphrase.c,v 1.1 2009/06/07 22:38:47 christos Exp $ */
/* $NetBSD: readpassphrase.c,v 1.2 2012/04/13 23:57:08 christos Exp $ */
/*
* Copyright (c) 2000 Todd C. Miller <Todd.Miller@courtesan.com>
* All rights reserved.
@ -43,16 +43,14 @@ static const char rcsid[] = "$OpenBSD: readpassphrase.c,v 1.7 2001/08/07 19:34:1
#include <readpassphrase.h>
char *
readpassphrase(prompt, buf, bufsiz, flags)
const char *prompt;
char *buf;
size_t bufsiz;
int flags;
readpassphrase(
const char *prompt,
char *buf,
size_t bufsiz,
int flags)
{
struct termios term, oterm;
char ch, *p, *end;
int input, output;
sigset_t oset, nset;
char *ret;
/* I suppose we could alloc on demand in this case (XXX). */
if (bufsiz == 0) {
@ -73,6 +71,11 @@ readpassphrase(prompt, buf, bufsiz, flags)
output = STDERR_FILENO;
}
#ifndef GETPASS_ECHO
struct termios term, oterm;
char ch, *p, *end;
sigset_t oset, nset;
/*
* We block SIGINT and SIGTSTP so the terminal is not left
* in an inconsistent state (ie: no echo). It would probably
@ -119,9 +122,33 @@ readpassphrase(prompt, buf, bufsiz, flags)
if (memcmp(&term, &oterm, sizeof(term)) != 0)
(void)tcsetattr(input, TCSAFLUSH|TCSASOFT, &oterm);
(void)sigprocmask(SIG_SETMASK, &oset, NULL);
ret = buf;
#else
int gflags = 0;
int fd[3];
if (flags & RPP_ECHO_ON)
gflags |= GETPASS_ECHO;
if (flags & RPP_REQUIRE_TTY)
gflags |= GETPASS_NEED_TTY;
if (flags & RPP_FORCELOWER)
gflags |= GETPASS_FORCE_LOWER;
if (flags & RPP_FORCEUPPER)
gflags |= GETPASS_FORCE_UPPER;
if (flags & RPP_SEVENBIT)
gflags |= GETPASS_7BIT;
fd[0] = input;
fd[1] = fd[2] = output;
ret = getpassfd(prompt, buf, bufsiz, fd, gflags, 0);
if ((gflags & GETPASS_ECHO) == 0)
(void)write(output, "\n", 1);
#endif
if (input != STDIN_FILENO)
(void)close(input);
return(buf);
return ret;
}
char *