usr/src/cmd/print/printer-info/printer-info.c

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #pragma ident   "%Z%%M% %I%     %E% SMI"
  28
  29 #include <stdio.h>
  30 #include <unistd.h>
  31 #include <string.h>
  32 #include <sys/ioctl.h>
  33 #include <sys/prnio.h>
  34 #include <fcntl.h>
  35
  36 #define COMMAND_SET_MAX 16      /* more than 16 command sets is not likely */
  37 #define NP(x)   (x ? x : "")
  38
  39 typedef struct {
  40         char *manufacturer;
  41         char *model;
  42         char *description;
  43         char *class;
  44         char *command_set[COMMAND_SET_MAX];
  45 } printer_description_t;
  46
  47 int
  48 get_printer_description(char *path, printer_description_t *info)
  49 {
  50         int fd, rc;
  51         struct prn_1284_device_id id;
  52         char buf[BUFSIZ];
  53         char *s, *iter = NULL;
  54
  55         /* open the device */
  56         if ((fd = open(path, O_RDWR)) < 0)
  57                 return (fd);
  58
  59         /* get the 1284 device id */
  60         memset(&id, 0, sizeof (id));
  61         memset(&buf, 0, sizeof (buf));
  62         id.id_len = sizeof (buf);
  63         id.id_data = buf;
  64
  65         rc = ioctl(fd, PRNIOC_GET_1284_DEVID, &id);
  66         /* close(fd); */
  67         if (rc < 0)
  68                 return (rc);
  69
  70         memset(info, 0, sizeof (*info));
  71
  72         /* parse the 1284 device id string */
  73         for (s = (char *)strtok_r(buf, ";\n", &iter); s != NULL;
  74                         s = (char *)strtok_r(NULL, ";\n", &iter)) {
  75                 char *t, *u, *iter2 = NULL;
  76
  77                 if ((t = (char *)strtok_r(s, ":\n", &iter2)) == NULL)
  78                         continue;
  79
  80                 if ((u = (char *)strtok_r(NULL, ":\n", &iter2)) == NULL)
  81                         continue;
  82
  83                 if ((strcasecmp(t, "MFG") == 0) ||
  84                     (strcasecmp(t, "MANUFACTURER") == 0))
  85                         info->manufacturer = strdup(u);
  86                 else if ((strcasecmp(t, "MDL") == 0) ||
  87                     (strcasecmp(t, "MODEL") == 0))
  88                         info->model = strdup(u);
  89                 else if ((strcasecmp(t, "DES") == 0) ||
  90                     (strcasecmp(t, "DESCRIPTION") == 0))
  91                         info->description = strdup(u);
  92                 else if ((strcasecmp(t, "CLS") == 0) ||
  93                     (strcasecmp(t, "CLASS") == 0))
  94                         info->class = strdup(u);
  95                 else if ((strcasecmp(t, "CMD") == 0) ||
  96                     (strcasecmp(t, "COMMAND SET") == 0)) {
  97                         /* this should be more dynamic, I got lazy */
  98                         char *v, *iter3 = NULL;
  99                         int i = 0;
 100
 101                         for (v = (char *)strtok_r(u, ",\n", &iter3);
 102                                 ((v != NULL) && (i < COMMAND_SET_MAX));
 103                         v = (char *)strtok_r(NULL, ",\n", &iter3))
 104                                 info->command_set[i++] = strdup(v);
 105                 }
 106         }
 107
 108         return (0);
 109 }
 110
 111 static void
 112 usage(char *name)
 113 {
 114         char *program;
 115
 116         if ((program = strrchr(name, '/')) == NULL)
 117                 program = name;
 118         else
 119                 program++;
 120
 121         printf("Usage: %s [-aMmdCc] (path) ...\n", program);
 122 }
 123
 124 int
 125 main(int ac, char *av[])
 126 {
 127         int rc;
 128         int manufacturer = 0, model = 0, description = 0, command_set = 0,
 129             class = 0;
 130
 131         while ((rc = getopt(ac, av, "aMmdCc")) != EOF)
 132                 switch (rc) {
 133                 case 'a':
 134                         manufacturer++;
 135                         model++;
 136                         description++;
 137                         command_set++;
 138                         class++;
 139                         break;
 140                 case 'M':
 141                         manufacturer++;
 142                         break;
 143                 case 'm':
 144                         model++;
 145                         break;
 146                 case 'd':
 147                         description++;
 148                         break;
 149                 case 'C':
 150                         command_set++;
 151                         break;
 152                 case 'c':
 153                         class++;
 154                         break;
 155                 default:
 156                         usage(av[0]);
 157                         exit(1);
 158                 }
 159
 160         if (optind >= ac) {
 161                 usage(av[0]);
 162                 exit(1);
 163         }
 164
 165         while (optind < ac) {
 166                 char *path = av[optind++];
 167                 printer_description_t info;
 168
 169                 rc = get_printer_description(path, &info);
 170                 if (rc == 0) {
 171                         printf("%s:\n", path);
 172                         if (manufacturer != 0)
 173                                 printf("\tManufacturer: %s\n",
 174                                                 NP(info.manufacturer));
 175                         if (model != 0)
 176                                 printf("\tModel:        %s\n",
 177                                                 NP(info.model));
 178                         if (description != 0)
 179                                 printf("\tDescription:  %s\n",
 180                                                 NP(info.description));
 181                         if (class != 0)
 182                                 printf("\tClass:        %s\n",
 183                                                 NP(info.class));
 184                         if (command_set != 0) {
 185                                 int i;
 186
 187                                 printf("\tCommand set:\n");
 188                                 for (i = 0; info.command_set[i] != NULL; i++)
 189                                         printf("\t\tcmd[%d]: %s\n", i,
 190                                                 info.command_set[i]);
 191                         }
 192                 } else
 193                         perror(path);
 194         }
 195         return (rc);
 196 }