1 /*
2 * Copyright 1997 Massachusetts Institute of Technology
3 *
4 * Permission to use, copy, modify, and distribute this software and
5 * its documentation for any purpose and without fee is hereby
6 * granted, provided that both the above copyright notice and this
7 * permission notice appear in all copies, that both the above
8 * copyright notice and this permission notice appear in all
9 * supporting documentation, and that the name of M.I.T. not be used
10 * in advertising or publicity pertaining to distribution of the
11 * software without specific, written prior permission. M.I.T. makes
12 * no representations about the suitability of this software for any
13 * purpose. It is provided "as is" without express or implied
14 * warranty.
15 *
16 * THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''. M.I.T. DISCLAIMS
17 * ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE,
18 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
20 * SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
23 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
25 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
26 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 static const char copyright[] =
31 "Copyright (C) 1997, Massachusetts Institute of Technology\r\n";
32
33 #include "lp.cdefs.h" /* A cross-platform version of <sys/cdefs.h> */
34 #include <sys/types.h>
35 #include <sys/stat.h>
36
37 #include <stdlib.h>
38 #include <unistd.h>
39
40 #include <sys/param.h> /* needed for lp.h but not used here */
41 #include <dirent.h> /* ditto */
42 #include <stdio.h> /* ditto */
43 #include "lp.h"
44 #include "lp.local.h"
45
46 void
init_request(struct request * rp)47 init_request(struct request *rp)
48 {
49 static struct request zero;
50
51 *rp = zero;
52 TAILQ_INIT(&rp->users);
53 TAILQ_INIT(&rp->jobids);
54 }
55
56 void
free_request(struct request * rp)57 free_request(struct request *rp)
58 {
59 struct req_user *ru;
60 struct req_jobid *rj;
61
62 if (rp->logname)
63 free(rp->logname);
64 if (rp->authname)
65 free(rp->authname);
66 if (rp->prettyname)
67 free(rp->prettyname);
68 if (rp->authinfo)
69 free(rp->authinfo);
70 while ((ru = TAILQ_FIRST(&rp->users)) != NULL) {
71 TAILQ_REMOVE(&rp->users, ru, ru_link);
72 free(ru);
73 }
74 while ((rj = TAILQ_FIRST(&rp->jobids)) != NULL) {
75 TAILQ_REMOVE(&rp->jobids, rj, rj_link);
76 free(rj);
77 }
78 init_request(rp);
79 }
80