+++ /dev/null
-/*
- * $Id: pa.c,v 1.6 2009-10-14 02:24:05 didg Exp $
- *
- * Copyright (c) 1990,1991 Regents of The University of Michigan.
- * All Rights Reserved.
- *
- * Permission to use, copy, modify, and distribute this software and
- * its documentation for any purpose and without fee is hereby granted,
- * provided that the above copyright notice appears in all copies and
- * that both that copyright notice and this permission notice appear
- * in supporting documentation, and that the name of The University
- * of Michigan not be used in advertising or publicity pertaining to
- * distribution of the software without specific, written prior
- * permission. This software is supplied as is without expressed or
- * implied warranties of any kind.
- *
- * Research Systems Unix Group
- * The University of Michigan
- * c/o Mike Clark
- * 535 W. William Street
- * Ann Arbor, Michigan
- * +1-313-763-0525
- * netatalk@itd.umich.edu
- */
-
-/* This is used with pa.h */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif /* HAVE_CONFIG_H */
-
-#include <stdlib.h>
-#include <string.h>
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif /* HAVE_UNISTD_H */
-
-#include "pa.h"
-
-pa_buf_t *pa_init(int fd)
-{
- pa_buf_t *h;
- int rc;
-
- h = (pa_buf_t *) malloc( sizeof( pa_buf_t ));
- h->buf = (char *) malloc( PA_BUFBLK * 2 );
- h->bufsz = PA_BUFBLK * 2;
-
- if (( rc = read( fd, h->buf, PA_BUFBLK )) < 0 ) {
- return( NULL );
- }
-
- h->cur = h->buf - 1;
- h->end = h->buf + rc - 1;
- h->state = PA_NORMAL;
- h->fd = fd;
-
- return( h );
-}
-
-char *pa_gettok(pa_buf_t *h)
-{
- h->state = PA_NORMAL;
- h->tmp = *(h->cur);
- *(h->cur) = 0;
- return( h->mark );
-}
-
-char _pa_fixbuf(pa_buf_t *h)
-{
- int rc;
- char *t;
-
- if ( h->state == PA_NORMAL ) {
- *(h->buf) = *(h->cur);
- h->cur = h->buf;
- } else {
- bcopy( h->mark, h->buf, h->end - h->mark + 1 );
- h->cur = h->buf + ( h->cur - h->mark );
- h->end = h->buf + ( h->end - h->mark );
- h->mark = h->buf;
- }
-
- if ( h->bufsz - (( h->cur - h->buf ) + 1 ) < PA_BUFBLK ) {
- t = h->buf;
- h->buf = (char *) realloc( h->buf, h->bufsz + PA_BUFBLK );
- h->bufsz += PA_BUFBLK;
- h->mark = h->buf + ( h->mark - t );
- h->cur = h->buf + ( h->cur - t );
- h->end = h->buf + ( h->end - t );
- }
-
- if (( rc = read( h->fd, h->cur + 1, PA_BUFBLK )) <= 0 ) {
- return( (char) 0 );
- }
-
- h->end = h->cur + rc;
- return( *(++(h->cur)) );
-}