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 __FBSDID("$FreeBSD$"); 35 36 #include <sys/types.h> 37 #include <sys/stat.h> 38 39 #include <stdlib.h> 40 #include <unistd.h> 41 42 #include <sys/param.h> /* needed for lp.h but not used here */ 43 #include <dirent.h> /* ditto */ 44 #include <stdio.h> /* ditto */ 45 #include "lp.h" 46 #include "lp.local.h" 47 48 void 49 init_request(struct request *rp) 50 { 51 static struct request zero; 52 53 *rp = zero; 54 TAILQ_INIT(&rp->users); 55 TAILQ_INIT(&rp->jobids); 56 } 57 58 void 59 free_request(struct request *rp) 60 { 61 struct req_user *ru; 62 struct req_jobid *rj; 63 64 if (rp->logname) 65 free(rp->logname); 66 if (rp->authname) 67 free(rp->authname); 68 if (rp->prettyname) 69 free(rp->prettyname); 70 if (rp->authinfo) 71 free(rp->authinfo); 72 while ((ru = TAILQ_FIRST(&rp->users)) != 0) { 73 TAILQ_REMOVE(&rp->users, ru, ru_link); 74 free(ru); 75 } 76 while ((rj = TAILQ_FIRST(&rp->jobids)) != 0) { 77 TAILQ_REMOVE(&rp->jobids, rj, rj_link); 78 free(rj); 79 } 80 init_request(rp); 81 } 82