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47 lines
839 B
C
47 lines
839 B
C
/*
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* Copyright 1987, 1988 by the Massachusetts Institute of Technology.
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* For copying and distribution information, please see the file
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* <Copyright.MIT>.
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*
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* from: netwrite.c,v 4.1 88/11/15 16:48:58 jtkohl Exp $";
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* $Id$
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*/
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#if 0
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#ifndef lint
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static char rcsid[] =
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"$Id$";
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#endif lint
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#endif
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#include <unistd.h>
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/*
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* krb_net_write() writes "len" bytes from "buf" to the file
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* descriptor "fd". It returns the number of bytes written or
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* a write() error. (The calling interface is identical to
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* write(2).)
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*
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* XXX must not use non-blocking I/O
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*/
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int
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krb_net_write(fd, buf, len)
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int fd;
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register char *buf;
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int len;
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{
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int cc;
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register int wrlen = len;
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do {
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cc = write(fd, buf, wrlen);
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if (cc < 0)
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return(cc);
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else {
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buf += cc;
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wrlen -= cc;
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}
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} while (wrlen > 0);
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return(len);
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}
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