2018-01-06 01:08:25 +01:00
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/*
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* This file is part of the UCB release of Plan 9. It is subject to the license
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* terms in the LICENSE file found in the top-level directory of this
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* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
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* part of the UCB release of Plan 9, including this file, may be copied,
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* modified, propagated, or distributed except according to the terms contained
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* in the LICENSE file.
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*/
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/* Portions of this file are Copyright (C) 2015-2018 Giacomo Tesio <giacomo@tesio.it>
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* See /doc/license/gpl-2.0.txt for details about the licensing.
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*/
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/* Portions of this file are Copyright (C) 9front's team.
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* See /doc/license/9front-mit for details about the licensing.
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2021-12-06 17:39:58 +01:00
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* See http://git.9front.org/plan9front/plan9front/HEAD/info.html for a list of authors.
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2018-01-06 01:08:25 +01:00
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*/
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2016-11-25 17:18:40 +01:00
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#include <u.h>
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2017-04-19 23:33:14 +02:00
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#include <lib9.h>
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2016-11-25 17:18:40 +01:00
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#include <bio.h>
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#include "authcmdlib.h"
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/*
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* read exactly len bytes
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*/
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int
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readn(int fd, char *buf, int len)
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{
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int m, n;
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for(n = 0; n < len; n += m){
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2019-11-26 02:25:23 +01:00
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m = jehanne_read(fd, buf+n, len-n);
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2016-11-25 17:18:40 +01:00
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if(m <= 0)
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return -1;
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}
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return n;
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}
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