upstream: mention in comment that read_passphrase(..., RP_ALLOW_STDIN)

will try to use askpass first. bz3314

convert a couple of debug() -> debug_f() while here

OpenBSD-Commit-ID: c7e812aebc28fcc5db06d4710e0f73613dee545c
This commit is contained in:
djm@openbsd.org 2021-07-23 05:56:47 +00:00 committed by Damien Miller
parent 1653ece683
commit 03190d1098
1 changed files with 4 additions and 4 deletions

View File

@ -1,4 +1,4 @@
/* $OpenBSD: readpass.c,v 1.68 2020/11/10 07:46:20 claudio Exp $ */
/* $OpenBSD: readpass.c,v 1.69 2021/07/23 05:56:47 djm Exp $ */
/*
* Copyright (c) 2001 Markus Friedl. All rights reserved.
*
@ -117,7 +117,7 @@ ssh_askpass(char *askpass, const char *msg, const char *env_hint)
* Reads a passphrase from /dev/tty with echo turned off/on. Returns the
* passphrase (allocated with xmalloc). Exits if EOF is encountered. If
* RP_ALLOW_STDIN is set, the passphrase will be read from stdin if no
* tty is available
* tty is or askpass program is available
*/
char *
read_passphrase(const char *prompt, int flags)
@ -146,7 +146,7 @@ read_passphrase(const char *prompt, int flags)
use_askpass = 1;
else if (flags & RP_ALLOW_STDIN) {
if (!isatty(STDIN_FILENO)) {
debug("read_passphrase: stdin is not a tty");
debug_f("stdin is not a tty");
use_askpass = 1;
}
} else {
@ -162,7 +162,7 @@ read_passphrase(const char *prompt, int flags)
(void)write(ttyfd, &cr, 1);
close(ttyfd);
} else {
debug("read_passphrase: can't open %s: %s", _PATH_TTY,
debug_f("can't open %s: %s", _PATH_TTY,
strerror(errno));
use_askpass = 1;
}