2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. All advertising materials mentioning features or use of this software
15 * must display the following acknowledgement:
16 * This product includes software developed by the University of
17 * California, Berkeley and its contributors.
18 * 4. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * @(#) Copyright (c) 1983, 1993 The Regents of the University of California. All rights reserved.
35 * @(#)pac.c 8.1 (Berkeley) 6/6/93
36 * $FreeBSD: src/usr.sbin/lpr/pac/pac.c,v 1.10.2.4 2002/04/26 18:17:52 gad Exp $
40 * Do Printer accounting summary.
42 * pac [-Pprinter] [-pprice] [-s] [-r] [-c] [-m] [user ...]
43 * to print the usage information for the named people.
46 #include <sys/param.h>
57 static char *acctfile; /* accounting file (input data) */
58 static int allflag = 1; /* Get stats on everybody */
60 static size_t hcount; /* Count of hash entries */
61 static int mflag = 0; /* disregard machine names */
62 static int pflag = 0; /* 1 if -p on cmd line */
63 static float price = 0.02; /* cost per page (or what ever) */
64 static int reverse; /* Reverse sort order */
65 static int sort; /* Sort by cost */
66 static char *sumfile; /* summary file */
67 static int summarize; /* Compress accounting file */
73 * Names to be accumulated are hashed into the following
77 #define HSHSIZE 97 /* Number of hash buckets */
80 struct hent *h_link; /* Forward hash link */
81 char *h_name; /* Name of this user */
82 float h_feetpages; /* Feet or pages of paper */
83 int h_count; /* Number of runs */
86 static struct hent *hashtab[HSHSIZE]; /* Hash table proper */
88 static void account(FILE *_acctf);
89 static int any(int _ch, const char _str[]);
90 static int chkprinter(const char *_ptrname);
91 static void dumpit(void);
92 static int hash(const char _name[]);
93 static struct hent *enter(const char _name[]);
94 static struct hent *lookup(const char _name[]);
95 static int qucmp(const void *_a, const void *_b);
96 static void rewrite(void);
97 static void usage(void);
100 main(int argc, char **argv)
103 const char *cp, *printer;
106 euid = geteuid(); /* these aren't used in pac(1) */
129 * Summarize and compress accounting file.
143 * disregard machine names for each user
150 * Reverse sorting order.
162 if (printer == NULL && (printer = getenv("PRINTER")) == NULL)
164 if (!chkprinter(printer)) {
165 printf("pac: unknown printer %s\n", printer);
169 if ((acctf = fopen(acctfile, "r")) == NULL) {
175 if ((acctf = fopen(sumfile, "r")) != NULL) {
190 "usage: pac [-Pprinter] [-pprice] [-s] [-c] [-r] [-m] [user ...]\n");
195 * Read the entire accounting file, accumulating statistics
196 * for the users that we have in the hash table. If allflag
197 * is set, then just gather the facts on everyone.
198 * Note that we must accomodate both the active and summary file
200 * Host names are ignored if the -m flag is present.
205 char linebuf[BUFSIZ];
211 while (fgets(linebuf, BUFSIZ, acctf) != NULL) {
213 while (any(*cp, " \t"))
216 while (any(*cp, ".0123456789"))
218 while (any(*cp, " \t"))
220 for (cp2 = cp; !any(*cp2, " \t\n"); cp2++)
224 if (mflag && strchr(cp, ':'))
225 cp = strchr(cp, ':') + 1;
232 hp->h_feetpages += t;
241 * Sort the hashed entries by name or footage
242 * and print it all out.
248 struct hent *hp, **ap;
255 base = (struct hent **) calloc(sizeof hp, hcount);
256 for (ap = base, c = hcount; c--; ap++) {
262 qsort(base, hcount, sizeof hp, qucmp);
263 printf(" Login pages/feet runs price\n");
266 for (ap = base, c = hcount; c--; ap++) {
269 feet += hp->h_feetpages;
270 printf("%-24s %7.2f %4d $%6.2f\n", hp->h_name,
271 hp->h_feetpages, hp->h_count, hp->h_feetpages * price);
275 printf("%-24s %7.2f %4d $%6.2f\n", "total", feet,
281 * Rewrite the summary file with the summary information we have accumulated.
290 if ((acctf = fopen(sumfile, "w")) == NULL) {
295 for (i = 0; i < HSHSIZE; i++) {
298 fprintf(acctf, "%7.2f\t%s\t%d\n", hp->h_feetpages,
299 hp->h_name, hp->h_count);
309 if ((acctf = fopen(acctfile, "w")) == NULL)
310 warn("%s", acctfile);
320 * Enter the name into the hash table and return the pointer allocated.
324 enter(const char name[])
329 if ((hp = lookup(name)) != NULL)
333 hp = (struct hent *) calloc(sizeof *hp, (size_t)1);
334 hp->h_name = (char *) calloc(sizeof(char), strlen(name)+1);
335 strcpy(hp->h_name, name);
336 hp->h_feetpages = 0.0;
338 hp->h_link = hashtab[h];
344 * Lookup a name in the hash table and return a pointer
349 lookup(const char name[])
355 for (hp = hashtab[h]; hp != NULL; hp = hp->h_link)
356 if (strcmp(hp->h_name, name) == 0)
362 * Hash the passed name and return the index in
363 * the hash table to begin the search.
366 hash(const char name[])
371 for (cp = name, h = 0; *cp; h = (h << 2) + *cp++)
373 return((h & 0x7fffffff) % HSHSIZE);
380 any(int ch, const char str[])
383 const char *cp = str;
392 * The qsort comparison routine.
393 * The comparison is ascii collating order
394 * or by feet of typesetter film, according to sort.
397 qucmp(const void *a, const void *b)
399 const struct hent *h1, *h2;
402 h1 = *(const struct hent * const *)a;
403 h2 = *(const struct hent * const *)b;
405 r = h1->h_feetpages < h2->h_feetpages ?
406 -1 : h1->h_feetpages > h2->h_feetpages;
408 r = strcmp(h1->h_name, h2->h_name);
409 return(reverse ? -r : r);
413 * Perform lookup for printer name or abbreviation --
416 chkprinter(const char *ptrname)
419 struct printer myprinter, *pp = &myprinter;
421 init_printer(&myprinter);
422 stat = getprintcap(ptrname, pp);
425 printf("pac: getprintcap: %s\n", pcaperr(stat));
427 case PCAPERR_NOTFOUND:
430 fatal(pp, "%s", pcaperr(stat));
432 if ((acctfile = pp->acct_file) == NULL)
433 errx(3, "accounting not enabled for printer %s", ptrname);
434 if (!pflag && pp->price100)
435 price = pp->price100/10000.0;
436 sumfile = (char *) calloc(sizeof(char), strlen(acctfile)+5);
438 errx(1, "calloc failed");
439 strcpy(sumfile, acctfile);
440 strcat(sumfile, "_sum");