2 * Copyright (c) 1990, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 4. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * @(#)clist.h 8.1 (Berkeley) 6/4/93
37 * Clists are character lists, which is a variable length linked list
38 * of cblocks, with a count of the number of characters in the list.
41 int c_cc; /* Number of characters in the clist. */
42 int c_cbcount; /* Number of cblocks. */
43 int c_cbmax; /* Max # cblocks allowed for this clist. */
44 int c_cbreserved; /* # cblocks reserved for this clist. */
45 char *c_cf; /* Pointer to the first cblock. */
46 char *c_cl; /* Pointer to the last cblock. */
50 struct cblock *c_next; /* next cblock in queue */
51 unsigned char c_quote[CBQSIZE]; /* quoted characters */
52 unsigned char c_info[CBSIZE]; /* characters */
56 extern int cfreecount;
58 int b_to_q(char *cp, int cc, struct clist *q);
59 void catq(struct clist *from, struct clist *to);
60 void clist_alloc_cblocks(struct clist *q, int ccmax, int ccres);
61 void clist_free_cblocks(struct clist *q);
62 int getc(struct clist *q);
63 void ndflush(struct clist *q, int cc);
64 char *nextc(struct clist *q, char *cp, int *c);
65 int putc(int c, struct clist *q);
66 int q_to_b(struct clist *q, char *cp, int cc);
67 int unputc(struct clist *q);