usr/src/cmd/cfgadm/cfgadm.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 (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21
  22 /*
  23  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 /*
  28  * This is the main program file for the configuration administration
  29  * command as set out in manual page cfgadm(1M).  It uses the configuration
  30  * administration library interface, libcfgadm, as set out in manual
  31  * page config_admin(3X).
  32  */
  33
  34 #include <stdio.h>
  35 #include <stdlib.h>
  36 #include <string.h>
  37 #include <locale.h>
  38 #include <langinfo.h>
  39 #include <time.h>
  40 #include <assert.h>
  41 #include <sys/types.h>
  42 #include <sys/stat.h>
  43 #include <sys/param.h>
  44 #include <sys/sunddi.h>
  45 #include <sys/openpromio.h>
  46 #include <sys/ddi_impldefs.h>
  47 #include <sys/systeminfo.h>
  48 #include <ctype.h>
  49 #include <zone.h>
  50 #include <getresponse.h>
  51
  52 #include <config_admin.h>
  53 #include "cfgadm.h"
  54
  55 #define S_FREE(x)       (free(x), (x) = NULL)
  56 #define GET_DYN(a)      (strstr((a), CFGA_DYN_SEP))
  57 /*
  58  * forward declarations
  59  */
  60 static char *basename(char *);
  61 static void cfgadm_error(int, char *);
  62 static int confirm_interactive(void *, const char *);
  63 static int confirm_no(void *, const char *);
  64 static int confirm_yes(void *, const char *);
  65 static void usage(void);
  66 static void usage_field(void);
  67 static int extract_list_suboptions(char *, char **, char **, char **,
  68     int *, char **, char **, char **);
  69 static int message_output(void *appdata_ptr, const char *message);
  70 static void *config_calloc_check(size_t, size_t);
  71 static cfga_ap_types_t find_arg_type(const char *);
  72
  73
  74 static int compare_ap_id(cfga_list_data_t *, cfga_list_data_t *, match_type_t);
  75 static int compare_r_state(cfga_list_data_t *, cfga_list_data_t *,
  76     match_type_t);
  77 static int compare_o_state(cfga_list_data_t *, cfga_list_data_t *,
  78     match_type_t);
  79 static int compare_cond(cfga_list_data_t *, cfga_list_data_t *, match_type_t);
  80 static int compare_time(cfga_list_data_t *, cfga_list_data_t *, match_type_t);
  81 static int compare_info(cfga_list_data_t *, cfga_list_data_t *, match_type_t);
  82 static int compare_type(cfga_list_data_t *, cfga_list_data_t *, match_type_t);
  83 static int compare_busy(cfga_list_data_t *, cfga_list_data_t *, match_type_t);
  84 static int compare_class(cfga_list_data_t *, cfga_list_data_t *, match_type_t);
  85 static int compare_null(cfga_list_data_t *, cfga_list_data_t *, match_type_t);
  86 static void print_log_id(cfga_list_data_t *, int, char *);
  87 static void print_r_state(cfga_list_data_t *, int, char *);
  88 static void print_o_state(cfga_list_data_t *, int, char *);
  89 static void print_cond(cfga_list_data_t *, int, char *);
  90 static void print_time(cfga_list_data_t *, int, char *);
  91 static void print_time_p(cfga_list_data_t *, int, char *);
  92 static void print_info(cfga_list_data_t *, int, char *);
  93 static void print_type(cfga_list_data_t *, int, char *);
  94 static void print_busy(cfga_list_data_t *, int, char *);
  95 static void print_phys_id(cfga_list_data_t *, int, char *);
  96 static void print_class(cfga_list_data_t *, int, char *);
  97 static void print_null(cfga_list_data_t *, int, char *);
  98 static int count_fields(char *, char);
  99 static int process_sort_fields(int, struct sort_el *, char *);
 100 static int process_fields(int, struct print_col *, int, char *);
 101 static cfga_err_t print_fields(int, struct print_col *, int, int, char *,
 102     cfga_list_data_t *, FILE *);
 103 static int ldata_compare(const void *, const void *);
 104
 105 static void arg_got_resp(ap_arg_t *inp, ap_out_t *out_array, int nouts,
 106     int dyn_exp);
 107 static void out_was_req(ap_out_t *outp, ap_arg_t *in_array, int nargs,
 108     int no_dyn);
 109 static void report_no_response(ap_arg_t *arg_array, int napids_to_list);
 110
 111 static cfga_err_t set_log_flt(cfga_list_data_t *p, const char *val);
 112 static cfga_err_t set_type_flt(cfga_list_data_t *p, const char *val);
 113 static cfga_err_t set_class_flt(cfga_list_data_t *p, const char *val);
 114
 115 static char *get_dyn(const char *ap_id);
 116 static void remove_dyn(char *ap_id);
 117 static char *s_strdup(char *str);
 118
 119 /*
 120  * global data
 121  */
 122 /* command name for messages */
 123 static char *cmdname;
 124
 125 /*
 126  * control for comparing, printing and filtering cfga_list_data
 127  * NOTE:Field names (i.e. member 0 of field_info struct) may not contain '('.
 128  *      The post filtering code depends on it.
 129  * NOTE:A NULL value for the set_filter member indicates that filtering based
 130  *      on that field is currently not supported.
 131  */
 132 static struct field_info all_fields[] = {
 133 {"ap_id", "Ap_Id", SZ_EL(ap_log_id), compare_ap_id, print_log_id, set_log_flt},
 134 {"r_state", "Receptacle", STATE_WIDTH, compare_r_state, print_r_state, NULL},
 135 {"o_state", "Occupant", STATE_WIDTH, compare_o_state, print_o_state, NULL},
 136 {"condition", "Condition", COND_WIDTH, compare_cond, print_cond, NULL},
 137 {"status_time", "When", TIME_WIDTH, compare_time, print_time, NULL},
 138 {"status_time_p", "When", TIME_P_WIDTH, compare_time, print_time_p, NULL},
 139 {"info", "Information", SZ_EL(ap_info), compare_info, print_info, NULL},
 140 {"type", "Type", SZ_EL(ap_type), compare_type, print_type, set_type_flt},
 141 {"busy", "Busy", 8, compare_busy, print_busy, NULL},
 142 {"physid", "Phys_Id", SZ_EL(ap_phys_id), compare_ap_id, print_phys_id, NULL},
 143 {"class", "Class", SZ_EL(ap_class), compare_class, print_class, set_class_flt}
 144 };
 145
 146 #define PREFILT_CLASS_STR       "class="
 147
 148 typedef struct {
 149         cfga_list_data_t ldata;                 /* Selection criteria */
 150         match_type_t match_type_p[N_FIELDS];    /* Type of match */
 151 } post_filter_t;
 152
 153 static struct field_info null_field =
 154         {"null", "", 0, compare_null, print_null, NULL};
 155
 156 static struct sort_el *sort_list;       /* Used in ldata_compare() */
 157 static int nsort_list;
 158 static char unk_field[] = "%s: field \"%s\" unknown\n";
 159
 160 static char aptype_no_dyn[] = "%s: Invalid ap_id: %s\n";
 161
 162 /* strings that make up the usage message */
 163 static char *usage_tab[] = {
 164 " %s [-f] [-y|-n] [-v] [-o hardware_opts ] -c function ap_id [ap_id...]\n",
 165 " %s [-f] [-y|-n] [-v] [-o hardware_opts ] -x function ap_id [ap_id...]\n",
 166 " %s [-v] [-s listing_options ] [-o hardware_opts ] [-a]\n"
 167 "\t[-l [ap_id|ap_type...]]\n",
 168 " %s [-v] [-o hardware_opts ] -t ap_id [ap_id...]\n",
 169 " %s [-v] [-o hardware_opts ] -h [ap_id|ap_type...]\n",
 170 };
 171
 172 /* Type of matches currently supported by the select sub-option */
 173 static match_cvt_t match_type_array[] = {
 174         {"partial", CFGA_MATCH_PARTIAL},
 175         {"exact", CFGA_MATCH_EXACT}
 176 };
 177
 178 #define N_MATCH_TYPES   (sizeof (match_type_array)/sizeof (match_type_array[0]))
 179
 180 static cfga_err_t setup_filter(const char *selectp, const char *matchp,
 181     post_filter_t *post_filtp, char **prefilt_optpp);
 182 static cfga_err_t parse_select_opt(const char *selectp,
 183     post_filter_t *post_filtp, match_type_t match_type);
 184 static int do_config_list(int, char *[], cfga_list_data_t *, int, char *,
 185     char *, char *, int, char *, post_filter_t *, int);
 186 static void do_post_filter(ap_out_t *outp, post_filter_t *post_filtp, int *jp);
 187
 188
 189 /*
 190  * main - the main routine of cfgadm, processes the command line
 191  * and dispatches functions off to libraries.
 192  */
 193 int
 194 main(
 195         int argc,
 196         char *argv[])
 197 {
 198         extern char *optarg;
 199         extern int optind;
 200         int c;
 201         char *subopts;
 202         char *subvalue;
 203         char *const *ap_args = NULL;
 204         cfga_cmd_t sc_opt = CFGA_CMD_NONE;
 205         struct cfga_confirm confirm;
 206         struct cfga_msg message;
 207         int ret = CFGA_ERROR;
 208         int i;
 209         char *estrp = NULL;
 210         cfga_op_t action = CFGA_OP_NONE;
 211         char *plat_opts = NULL;
 212         char *act_arg = NULL;
 213         enum confirm confarg = CONFIRM_DEFAULT;
 214         char *list_opts = NULL;
 215         cfga_flags_t flags = 0;
 216         int arg_error = 0;
 217         int dyn_exp = 0;
 218
 219         estrp = NULL;
 220         if (argc > 0)
 221                 cmdname = basename(argv[0]);
 222         else
 223                 cmdname = "cfgadm";
 224         (void) setlocale(LC_ALL, "");
 225 #if !defined(TEXT_DOMAIN)
 226 #define TEXT_DOMAIN     "SYS_TEST"
 227 #endif
 228         (void) textdomain(TEXT_DOMAIN);
 229
 230         while ((c = getopt(argc, argv, OPTIONS)) != EOF) {
 231                 static char dup_action[] =
 232 "%s: more than one action specified (-c,-l,-t,-x)\n";
 233                 static char dup_option[] =
 234 "%s: more than one -%c option specified\n";
 235                 switch (c) {
 236                 case 'a':
 237                         if (dyn_exp) {
 238                                 arg_error = 1;
 239                                 (void) fprintf(stderr, gettext(dup_option),
 240                                     cmdname, c);
 241                         }
 242                         dyn_exp = 1;
 243                         break;
 244                 case 'c':
 245                         if (action != CFGA_OP_NONE) {
 246                                 arg_error = 1;
 247                                 (void) fprintf(stderr, gettext(dup_action),
 248                                     cmdname);
 249                         }
 250                         action = CFGA_OP_CHANGE_STATE;
 251                         subopts = optarg;
 252                         subvalue = NULL;
 253                         /*
 254                          * Reject -c suboption if they are unrecognized
 255                          * or more than one or have a associated value.
 256                          */
 257                         if ((sc_opt = getsubopt(&subopts, state_opts,
 258                             &subvalue)) == -1 || *subopts != '\0' ||
 259                             subvalue != NULL) {
 260                                 arg_error = 1;
 261                                 break;
 262                         }
 263                         break;
 264                 case 'f':
 265                         if ((flags & CFGA_FLAG_FORCE) != 0) {
 266                                 arg_error = 1;
 267                                 (void) fprintf(stderr, gettext(dup_option),
 268                                     cmdname, c);
 269                         }
 270                         flags |= CFGA_FLAG_FORCE;
 271                         break;
 272                 case 'h':
 273                         if (action != CFGA_OP_NONE) {
 274                                 arg_error = 1;
 275                                 (void) fprintf(stderr, gettext(dup_action),
 276                                     cmdname);
 277                         }
 278                         action = CFGA_OP_HELP;
 279                         break;
 280                 case 'l':
 281                         if (action != CFGA_OP_NONE) {
 282                                 arg_error = 1;
 283                                 (void) fprintf(stderr, gettext(dup_action),
 284                                     cmdname);
 285                         }
 286                         action = CFGA_OP_LIST;
 287                         break;
 288                 case 'n':
 289                         if (confarg != CONFIRM_DEFAULT) {
 290                                 arg_error = 1;
 291                                 (void) fprintf(stderr, gettext(dup_option),
 292                                     cmdname, c);
 293                         }
 294                         confarg = CONFIRM_NO;
 295                         break;
 296                 case 'o':
 297                         if (plat_opts != NULL) {
 298                                 arg_error = 1;
 299                                 (void) fprintf(stderr, gettext(dup_option),
 300                                     cmdname, c);
 301                         }
 302                         plat_opts = optarg;
 303                         break;
 304                 case 's':
 305                         if (list_opts != NULL) {
 306                                 arg_error = 1;
 307                                 (void) fprintf(stderr, gettext(dup_option),
 308                                     cmdname, c);
 309                         }
 310                         list_opts = optarg;
 311                         break;
 312                 case 't':
 313                         if (action != CFGA_OP_NONE) {
 314                                 arg_error = 1;
 315                                 (void) fprintf(stderr, gettext(dup_action),
 316                                     cmdname);
 317                         }
 318                         action = CFGA_OP_TEST;
 319                         break;
 320                 case 'x':
 321                         if (action != CFGA_OP_NONE) {
 322                                 arg_error = 1;
 323                                 (void) fprintf(stderr, gettext(dup_action),
 324                                     cmdname);
 325                         }
 326                         action = CFGA_OP_PRIVATE;
 327                         act_arg = optarg;
 328                         break;
 329                 case 'v':
 330                         if ((flags & CFGA_FLAG_VERBOSE) != 0) {
 331                                 arg_error = 1;
 332                                 (void) fprintf(stderr, gettext(dup_option),
 333                                     cmdname, c);
 334                         }
 335                         flags |= CFGA_FLAG_VERBOSE;
 336                         break;
 337                 case 'y':
 338                         if (confarg != CONFIRM_DEFAULT) {
 339                                 arg_error = 1;
 340                                 (void) fprintf(stderr, gettext(dup_option),
 341                                     cmdname, c);
 342                         }
 343                         confarg = CONFIRM_YES;
 344                         break;
 345                 case '?':       /* getopts issues message is this case */
 346                 default:        /* catch programming errors */
 347                         arg_error = 1;
 348                         break;
 349                 }
 350         }
 351
 352         /* default action is list */
 353         if (action == CFGA_OP_NONE)
 354                 action = CFGA_OP_LIST;
 355
 356         /* -s and -a option only for list */
 357         if (action != CFGA_OP_LIST && (list_opts != NULL || dyn_exp)) {
 358                 arg_error = 1;
 359         }
 360
 361         if (arg_error) {
 362                 usage();
 363                 exit(EXIT_ARGERROR);
 364                 /*NOTREACHED*/
 365         }
 366
 367         if (getzoneid() != GLOBAL_ZONEID) {
 368                 cfgadm_error(CFGA_NOTSUPP,
 369                     gettext("cfgadm can only be run from the global zone"));
 370                 exit(EXIT_NOTSUPP);
 371         }
 372
 373         ap_args = &argv[optind];
 374
 375         /*
 376          * If neither -n of -y was specified, interactive confirmation
 377          * is used.  Check if the program has terminal I/O and
 378          * enforce -n if not.
 379          */
 380         (void) memset(&confirm, 0, sizeof (confirm));
 381         if (action == CFGA_OP_CHANGE_STATE || action == CFGA_OP_PRIVATE) {
 382                 if (confarg == CONFIRM_DEFAULT &&
 383                     !(isatty(fileno(stdin)) && isatty(fileno(stderr))))
 384                         confarg = CONFIRM_NO;
 385                 switch (confarg) {
 386                 case CONFIRM_DEFAULT:
 387                         confirm.confirm = confirm_interactive;
 388                         break;
 389                 case CONFIRM_NO:
 390                         confirm.confirm = confirm_no;
 391                         break;
 392                 case CONFIRM_YES:
 393                         confirm.confirm = confirm_yes;
 394                         break;
 395                 default:        /* paranoia */
 396                         abort();
 397                         /*NOTREACHED*/
 398                 }
 399         }
 400
 401         /*
 402          * set up message output routine
 403          */
 404         message.message_routine = message_output;
 405
 406         switch (action) {
 407         case CFGA_OP_CHANGE_STATE:
 408                 /* Sanity check - requires an argument */
 409                 if ((argc - optind) <= 0) {
 410                         usage();
 411                         break;
 412                 }
 413                 /* Sanity check - args cannot be ap_types */
 414                 for (i = 0; i < (argc - optind); i++) {
 415                         if (find_arg_type(ap_args[i]) == AP_TYPE) {
 416                                 usage();
 417                                 exit(EXIT_ARGERROR);
 418                                 /*NOTREACHED*/
 419                         }
 420                 }
 421                 ret = config_change_state(sc_opt, argc - optind, ap_args,
 422                     plat_opts, &confirm, &message, &estrp, flags);
 423                 if (ret != CFGA_OK)
 424                         cfgadm_error(ret, estrp);
 425                 break;
 426         case CFGA_OP_PRIVATE:
 427                 /* Sanity check - requires an argument */
 428                 if ((argc - optind) <= 0) {
 429                         usage();
 430                         break;
 431                 }
 432                 /* Sanity check - args cannot be ap_types */
 433                 for (i = 0; i < (argc - optind); i++) {
 434                         if (find_arg_type(ap_args[i]) == AP_TYPE) {
 435                                 usage();
 436                                 exit(EXIT_ARGERROR);
 437                                 /*NOTREACHED*/
 438                         }
 439                 }
 440
 441                 ret = config_private_func(act_arg, argc - optind, ap_args,
 442                     plat_opts, &confirm, &message, &estrp, flags);
 443
 444                 if (ret != CFGA_OK)
 445                         cfgadm_error(ret, estrp);
 446                 break;
 447         case CFGA_OP_TEST:
 448                 /* Sanity check - requires an argument */
 449                 if ((argc - optind) <= 0) {
 450                         usage();
 451                         break;
 452                 }
 453
 454                 if ((flags & ~CFGA_FLAG_VERBOSE) != 0) {
 455                         usage();
 456                         exit(EXIT_ARGERROR);
 457                         /*NOTREACHED*/
 458                 }
 459
 460                 /* Sanity check - args cannot be ap_types */
 461                 for (i = 0; i < (argc - optind); i++) {
 462                         if (find_arg_type(ap_args[i]) == AP_TYPE) {
 463                                 usage();
 464                                 exit(EXIT_ARGERROR);
 465                                 /*NOTREACHED*/
 466                         }
 467                 }
 468                 ret = config_test(argc - optind, ap_args, plat_opts, &message,
 469                     &estrp, flags);
 470                 if (ret != CFGA_OK)
 471                         cfgadm_error(ret, estrp);
 472                 break;
 473         case CFGA_OP_HELP:
 474
 475                 if ((flags & ~CFGA_FLAG_VERBOSE) != 0) {
 476                         usage();
 477                         exit(EXIT_ARGERROR);
 478                         /*NOTREACHED*/
 479                 }
 480
 481                 /* always do usage? */
 482                 usage();
 483                 ret = config_help(argc - optind, ap_args, &message, plat_opts,
 484                     flags);
 485                 if (ret != CFGA_OK)
 486                         cfgadm_error(ret, estrp);
 487                 break;
 488
 489         case CFGA_OP_LIST: {
 490                 /*
 491                  * Note that we leak the strdup strings below (we never free
 492                  * them). This is ok in this context since cfgadm is
 493                  * a short lived process that will exit shortly freeing
 494                  * the memory.
 495                  */
 496                 cfga_list_data_t *list_array = NULL;
 497                 int nlist = 0;
 498                 char *sort_fields = s_strdup(DEF_SORT_FIELDS);
 499                 char *cols = s_strdup(DEF_COLS);
 500                 char *cols2 = s_strdup(DEF_COLS2);
 501                 int noheadings = 0;
 502                 char *delim = s_strdup(DEF_DELIM);
 503                 int exitcode = EXIT_OK;
 504                 int i;
 505                 int type = 0;
 506                 char *selectp = NULL, *matchp = NULL, *prefilt_optp = NULL;
 507                 post_filter_t *post_filtp = NULL;
 508
 509                 if ((flags & ~CFGA_FLAG_VERBOSE) != 0) {
 510                         usage();
 511                         exit(EXIT_ARGERROR);
 512                         /*NOTREACHED*/
 513                 }
 514
 515                 if (flags & CFGA_FLAG_VERBOSE) {
 516                         cols = s_strdup(DEF_COLS_VERBOSE);
 517                         cols2 = s_strdup(DEF_COLS2_VERBOSE);
 518                 }
 519
 520                 if (list_opts != NULL && !extract_list_suboptions(list_opts,
 521                     &sort_fields, &cols, &cols2, &noheadings, &delim,
 522                     &selectp, &matchp)) {
 523                         usage_field();
 524                         exit(EXIT_ARGERROR);
 525                         /*NOTREACHED*/
 526                 }
 527
 528                 /*
 529                  * Scan any args and see if there are any ap_types.
 530                  * If there are we get all attachment point stats and
 531                  * then filter what gets printed.
 532                  */
 533
 534                 type = 0;
 535                 for (i = 0; i < (argc - optind); i++) {
 536                         if (find_arg_type(ap_args[i]) == AP_TYPE) {
 537                                 type = 1;
 538                                 /* ap_types cannot have dynamic components */
 539                                 if (get_dyn(ap_args[i]) != NULL) {
 540                                         (void) fprintf(stderr,
 541                                             gettext(aptype_no_dyn),
 542                                             cmdname, ap_args[i]);
 543                                         exit(EXIT_ARGERROR);
 544                                         /*NOTREACHED*/
 545                                 }
 546                                 break;
 547                         }
 548                 }
 549
 550                 /* Setup filter */
 551                 post_filtp = config_calloc_check(1, sizeof (*post_filtp));
 552                 if (post_filtp == NULL) {
 553                         exit(EXIT_OPFAILED);
 554                         /*NOTREACHED*/
 555                 }
 556                 if (setup_filter(selectp, matchp, post_filtp, &prefilt_optp)
 557                     != CFGA_OK) {
 558                         S_FREE(post_filtp);
 559                         exit(EXIT_ARGERROR);
 560                         /*NOTREACHED*/
 561                 }
 562
 563                 list_array = NULL;
 564                 exitcode = EXIT_OK;
 565
 566                 /*
 567                  * Check for args. No args means find all libs
 568                  * and call the cfga_list_ext routine with no ap_ids specified.
 569                  * With args, if any one of the args are ap_types we
 570                  * again find all attachment points as in the
 571                  * no-args case above and then select which attachment points
 572                  * are actually displayed.
 573                  */
 574                 if (((argc - optind) == 0) || (type == 1)) {
 575                         /*
 576                          * No args, or atleast 1 ap_type arg
 577                          */
 578                         ret = config_list_ext(0, NULL, &list_array,
 579                             &nlist, plat_opts, prefilt_optp, &estrp,
 580                             dyn_exp ? CFGA_FLAG_LIST_ALL : 0);
 581                 } else {
 582                         /*
 583                          * If the args are all ap_ids (no ap_types) we call the
 584                          * cfga_list_ext routine with those specific ap_ids.
 585                          */
 586                         ret = config_list_ext(argc - optind, ap_args,
 587                             &list_array, &nlist, plat_opts, prefilt_optp,
 588                             &estrp, dyn_exp ? CFGA_FLAG_LIST_ALL : 0);
 589                 }
 590
 591                 S_FREE(prefilt_optp);
 592
 593                 if (ret == CFGA_OK) {
 594
 595                         if (do_config_list(
 596                             (argc - optind), &argv[optind], list_array, nlist,
 597                             sort_fields, cols, cols2, noheadings, delim,
 598                             post_filtp, dyn_exp) != CFGA_OK) {
 599                                 exitcode = EXIT_ARGERROR;
 600                         } else {
 601                                 exitcode = EXIT_OK;
 602                         }
 603
 604                         S_FREE(list_array);
 605                         S_FREE(post_filtp);
 606
 607                         if (estrp != NULL && *estrp != '\0')
 608                                 cfgadm_error(CFGA_NOTSUPP, estrp);
 609                         if (exitcode != EXIT_OK) {
 610                                 exit(exitcode);
 611                                 /*NOTREACHED*/
 612                         }
 613                 } else {
 614
 615                         S_FREE(post_filtp);
 616                         cfgadm_error(ret, estrp);
 617                 }
 618                 break;
 619         }
 620         default:        /* paranoia */
 621                 abort();
 622                 /*NOTREACHED*/
 623         }
 624
 625         if (ret == CFGA_NOTSUPP) {
 626                 return (EXIT_NOTSUPP);
 627         } else if (ret != CFGA_OK) {
 628                 return (EXIT_OPFAILED);
 629         } else {
 630                 return (EXIT_OK);
 631         }
 632         /*NOTREACHED*/
 633 }
 634
 635 /*
 636  * usage - outputs the usage help message.
 637  */
 638 static void
 639 usage(void)
 640 {
 641         int i;
 642
 643         (void) fprintf(stderr, "%s\n", gettext("Usage:"));
 644         for (i = 0; i < sizeof (usage_tab)/sizeof (usage_tab[0]); i++) {
 645                 (void) fprintf(stderr, gettext(usage_tab[i]), cmdname);
 646         }
 647 }
 648
 649 /*
 650  * Emit an error message.
 651  * As a side-effect the hardware specific error message is deallocated
 652  * as described in config_admin(3X).
 653  */
 654 static void
 655 cfgadm_error(int errnum, char *estrp)
 656 {
 657         const char *ep;
 658
 659         ep = config_strerror(errnum);
 660         if (ep == NULL)
 661                 ep = gettext("configuration administration unknown error");
 662         if (estrp != NULL && *estrp != '\0') {
 663                 (void) fprintf(stderr, "%s: %s: %s\n", cmdname, ep, estrp);
 664         } else {
 665                 (void) fprintf(stderr, "%s: %s\n", cmdname, ep);
 666         }
 667         if (estrp != NULL)
 668                 free((void *)estrp);
 669         if (errnum == CFGA_INVAL)
 670                 usage();
 671 }
 672
 673 /*
 674  * confirm_interactive - prompt user for confirmation
 675  */
 676 static int
 677 confirm_interactive(
 678         void *appdata_ptr,
 679         const char *message)
 680 {
 681         static int inited = 0;
 682
 683         /*
 684          * First time through initialisation.  In the original
 685          * version of this command this function is only called once,
 686          * but this function is generalized for the future.
 687          */
 688         if (!inited) {
 689                 init_yes();
 690                 inited = 1;
 691         }
 692
 693         (void) fprintf(stderr, "%s? ", message);
 694         return (yes());
 695 }
 696
 697 /*ARGSUSED*/
 698 static int
 699 confirm_no(
 700         void *appdata_ptr,
 701         const char *message)
 702 {
 703         return (0);
 704 }
 705
 706 /*ARGSUSED*/
 707 static int
 708 confirm_yes(
 709         void *appdata_ptr,
 710         const char *message)
 711 {
 712         return (1);
 713 }
 714
 715 /*
 716  * Find base name of filename.
 717  */
 718 static char *
 719 basename(
 720         char *cp)
 721 {
 722         char *sp;
 723
 724         if ((sp = strrchr(cp, '/')) != NULL)
 725                 return (sp + 1);
 726         return (cp);
 727 }
 728
 729 /*ARGSUSED*/
 730 static int
 731 message_output(
 732         void *appdata_ptr,
 733         const char *message)
 734 {
 735         (void) fprintf(stderr, "%s", message);
 736         return (CFGA_OK);
 737
 738 }
 739
 740 /*
 741  * extract_list_suboptions - process list option string
 742  */
 743 static int
 744 extract_list_suboptions(
 745         char *arg,
 746         char **sortpp,
 747         char **colspp,
 748         char **cols2pp,
 749         int *noheadingsp,
 750         char **delimpp,
 751         char **selectpp,
 752         char **matchpp)
 753 {
 754         char *value = NULL;
 755         int subopt = 0;
 756         int err = 0;
 757
 758         while (*arg != '\0') {
 759                 static char need_value[] =
 760 "%s: sub-option \"%s\" requires a value\n";
 761                 static char no_value[] =
 762 "%s: sub-option \"%s\" does not take a value\n";
 763                 static char unk_subopt[] =
 764 "%s: sub-option \"%s\" unknown\n";
 765                 char **pptr;
 766
 767                 subopt = getsubopt(&arg, list_options, &value);
 768                 switch (subopt) {
 769                 case LIST_SORT:
 770                         pptr = sortpp;
 771                         goto valcom;
 772                 case LIST_COLS:
 773                         pptr = colspp;
 774                         goto valcom;
 775                 case LIST_COLS2:
 776                         pptr = cols2pp;
 777                         goto valcom;
 778                 case LIST_SELECT:
 779                         pptr = selectpp;
 780                         goto valcom;
 781                 case LIST_MATCH:
 782                         pptr = matchpp;
 783                         goto valcom;
 784                 case LIST_DELIM:
 785                         pptr = delimpp;
 786                 valcom:
 787                         if (value == NULL) {
 788                                 (void) fprintf(stderr, gettext(need_value),
 789                                     cmdname, list_options[subopt]);
 790                                 err = 1;
 791                         } else
 792                                 *pptr = value;
 793                         break;
 794                 case LIST_NOHEADINGS:
 795                         if (value != NULL) {
 796                                 (void) fprintf(stderr, gettext(no_value),
 797                                     cmdname, list_options[subopt]);
 798                                 err = 1;
 799                         } else
 800                                 *noheadingsp = 1;
 801                         break;
 802                 default:
 803                         (void) fprintf(stderr, gettext(unk_subopt),
 804                             cmdname, value);
 805                         err = 1;
 806                         break;
 807                 }
 808         }
 809         return (err == 0);
 810 }
 811
 812 static cfga_err_t
 813 setup_prefilter(post_filter_t *post_filtp, char **prefilt_optpp)
 814 {
 815         size_t len;
 816         const char *clopt = PREFILT_CLASS_STR;
 817         int idx;
 818
 819
 820         *prefilt_optpp = NULL;
 821
 822         /* Get the index for the "class" field */
 823         for (idx = 0; idx < N_FIELDS; idx++) {
 824                 if (strcmp(all_fields[idx].name, PREFILT_CLASS_STR) == 0)
 825                         break;
 826         }
 827
 828         /*
 829          * Currently pre-filter available only for class fld w/ EXACT match
 830          */
 831         if (idx >= N_FIELDS ||
 832             post_filtp->match_type_p[idx] != CFGA_MATCH_EXACT) {
 833                 return (CFGA_OK);
 834         }
 835
 836         len = strlen(clopt) + strlen(post_filtp->ldata.ap_class) + 1;
 837         if ((*prefilt_optpp = config_calloc_check(1, len)) == NULL) {
 838                 return (CFGA_LIB_ERROR);
 839         }
 840
 841         (void) strcpy(*prefilt_optpp, clopt);
 842         (void) strcat(*prefilt_optpp, post_filtp->ldata.ap_class);
 843
 844         /*
 845          * Since it is being pre-filtered, this attribute does not need
 846          * post-filtering.
 847          */
 848         post_filtp->match_type_p[idx] = CFGA_MATCH_NOFILTER;
 849         if (all_fields[idx].set_filter != NULL) {
 850                 (void) all_fields[idx].set_filter(&post_filtp->ldata, "");
 851         }
 852
 853         return (CFGA_OK);
 854 }
 855
 856 static cfga_err_t
 857 set_attrval(
 858         const char *attr,
 859         const char *val,
 860         post_filter_t *post_filtp,
 861         match_type_t match_type)
 862 {
 863         int fld = 0;
 864         cfga_err_t ret = CFGA_ERROR;
 865
 866         for (fld = 0; fld < N_FIELDS; fld++) {
 867                 if (strcmp(attr, all_fields[fld].name) == 0)
 868                         break;
 869         }
 870
 871         /* Valid field or is the select option supported for this field */
 872         if (fld >= N_FIELDS || all_fields[fld].set_filter == NULL) {
 873                 return (CFGA_ATTR_INVAL);
 874         }
 875
 876         if ((ret = all_fields[fld].set_filter(&post_filtp->ldata, val))
 877             == CFGA_OK) {
 878                 post_filtp->match_type_p[fld] = match_type;
 879         }
 880
 881         return (ret);
 882
 883 }
 884
 885 static char inval_optarg[] =
 886         "%s: invalid value \"%s\" for %s suboption.\n";
 887
 888 /*
 889  * Parses the "select" string and fills in the post_filter structure
 890  */
 891 static cfga_err_t
 892 parse_select_opt(
 893         const char *selectp,
 894         post_filter_t *post_filtp,
 895         match_type_t match_type)
 896 {
 897         parse_state_t state = CFGA_PSTATE_INIT;
 898         char *cp = NULL, *optstr = NULL, *attr = NULL, *val = NULL;
 899         int bal = 0;    /* Tracks balancing */
 900         char chr;
 901         cfga_err_t ret;
 902
 903
 904         if (selectp == NULL || post_filtp == NULL) {
 905                 return (CFGA_ERROR);
 906         }
 907
 908         optstr = config_calloc_check(1, strlen(selectp) + 1);
 909         if (optstr == NULL) {
 910                 return (CFGA_LIB_ERROR);
 911         }
 912
 913         (void) strcpy(optstr, selectp);
 914
 915         /* Init */
 916         ret = CFGA_ATTR_INVAL;
 917         bal = 0;
 918         cp = attr = optstr;
 919         state = CFGA_PSTATE_INIT;
 920
 921         for (; *cp != '\0'; cp++) {
 922                 switch (state) {
 923                 case CFGA_PSTATE_INIT:
 924                         if (*cp != LEFT_PAREN)
 925                                 break;
 926                         *cp = '\0';
 927                         val = cp + 1;
 928                         bal = 1;
 929                         state = CFGA_PSTATE_ATTR_DONE;
 930                         break;
 931                 case CFGA_PSTATE_ATTR_DONE:
 932                         chr = *cp;
 933                         switch (chr) {
 934                         case LEFT_PAREN:
 935                                 bal++;
 936                                 break;
 937                         case RIGHT_PAREN:
 938                                 bal--;
 939                                 if (bal == 0) {
 940                                         *cp = '\0';
 941                                         state = CFGA_PSTATE_VAL_DONE;
 942                                 }
 943                                 break;
 944                         }
 945                         break;
 946                 case CFGA_PSTATE_VAL_DONE:
 947                         if (*cp != ':') {
 948                                 state = CFGA_PSTATE_ERR;
 949                                 goto out;
 950                         }
 951
 952                         *cp = '\0';
 953                         if (set_attrval(attr, val, post_filtp,
 954                             match_type) != CFGA_OK) {
 955                                 state = CFGA_PSTATE_ERR;
 956                                 goto out;
 957                         }
 958                         state = CFGA_PSTATE_INIT;
 959                         attr = cp + 1;
 960                         break;
 961                 default:
 962                         state = CFGA_PSTATE_ERR;
 963                         /* FALLTHROUGH */
 964                 case CFGA_PSTATE_ERR:
 965                         goto out;
 966                 }
 967         }
 968
 969         /*FALLTHRU*/
 970 out:
 971         if (state == CFGA_PSTATE_VAL_DONE) {
 972                 ret = set_attrval(attr, val, post_filtp, match_type);
 973         } else {
 974                 ret = CFGA_ATTR_INVAL;
 975         }
 976
 977         if (ret != CFGA_OK) {
 978                 (void) fprintf(stderr, gettext(inval_optarg), cmdname,
 979                     selectp, list_options[LIST_SELECT]);
 980         }
 981
 982         S_FREE(optstr);
 983         return (ret);
 984 }
 985
 986
 987
 988 static cfga_err_t
 989 setup_filter(
 990         const char *selectp,
 991         const char *matchp,
 992         post_filter_t *post_filtp,
 993         char **prefilt_optpp)
 994 {
 995         cfga_err_t ret = CFGA_ERROR;
 996         match_type_t match_type = CFGA_MATCH_NOFILTER;
 997         int i;
 998
 999         static char match_needs_select[] =
1000             "%s: %s suboption can only be used with %s suboption.\n";
1001
1002
1003         *prefilt_optpp = NULL;
1004
1005         /*
1006          * Initial: no filtering.
1007          * CFGA_MATCH_NOFILTER is NOT a valid user input
1008          */
1009         for (i = 0; i < N_FIELDS; i++) {
1010                 post_filtp->match_type_p[i] = CFGA_MATCH_NOFILTER;
1011         }
1012
1013         /* Determine type of match */
1014         if (matchp == NULL && selectp == NULL) {
1015                 /* No filtering */
1016                 return (CFGA_OK);
1017         } else if (matchp == NULL && selectp != NULL) {
1018                 match_type = CFGA_DEFAULT_MATCH;
1019         } else if (matchp != NULL && selectp == NULL) {
1020                 /* If only match specified, select criteria also needed */
1021                 (void) fprintf(stderr, gettext(match_needs_select),
1022                     cmdname, list_options[LIST_MATCH],
1023                     list_options[LIST_SELECT]);
1024                 return (CFGA_ERROR);
1025         } else {
1026                 for (i = 0; i < N_MATCH_TYPES; i++) {
1027                         if (strcmp(matchp, match_type_array[i].str) == 0) {
1028                                 match_type = match_type_array[i].type;
1029                                 break;
1030                         }
1031                 }
1032                 if (i >= N_MATCH_TYPES) {
1033                         (void) fprintf(stderr, gettext(inval_optarg), cmdname,
1034                             matchp, list_options[LIST_MATCH]);
1035                         return (CFGA_ERROR);
1036                 }
1037         }
1038
1039         if ((ret = parse_select_opt(selectp, post_filtp, match_type))
1040             != CFGA_OK) {
1041                 return (ret);
1042         }
1043
1044         /* Handle pre-filtering. */
1045         if ((ret = setup_prefilter(post_filtp, prefilt_optpp)) != CFGA_OK) {
1046                 /* Cleanup */
1047                 for (i = 0; i < N_FIELDS; i++) {
1048                         post_filtp->match_type_p[i] = CFGA_MATCH_NOFILTER;
1049                 }
1050                 return (ret);
1051         }
1052
1053
1054         return (CFGA_OK);
1055 }
1056
1057 /*
1058  * compare_ap_id - compare two ap_id's
1059  *
1060  * For partial matches, argument order is significant. The filtering criterion
1061  * should be the first argument.
1062  */
1063
1064 static int
1065 compare_ap_id(
1066         cfga_list_data_t *p1,
1067         cfga_list_data_t *p2,
1068         match_type_t match_type)
1069 {
1070
1071         switch (match_type) {
1072                 case CFGA_MATCH_NOFILTER:
1073                         return (0);     /* No filtering. all pass */
1074                 case CFGA_MATCH_PARTIAL:
1075                         return (strncmp(p1->ap_log_id, p2->ap_log_id,
1076                             strlen(p1->ap_log_id)));
1077                 case CFGA_MATCH_EXACT:
1078                         return (strcmp(p1->ap_log_id, p2->ap_log_id));
1079                 case CFGA_MATCH_ORDER:
1080                 default:
1081                         return (config_ap_id_cmp(p1->ap_log_id, p2->ap_log_id));
1082         }
1083 }
1084
1085 /*
1086  * print_log_id - print logical ap_id
1087  */
1088 static void
1089 print_log_id(
1090         cfga_list_data_t *p,
1091         int width,
1092         char *lp)
1093 {
1094         (void) sprintf(lp, "%-*.*s", width, sizeof (p->ap_log_id),
1095             p->ap_log_id);
1096 }
1097
1098 /*
1099  * set_log_flt - Setup filter for logical ap_id
1100  */
1101 static cfga_err_t
1102 set_log_flt(
1103         cfga_list_data_t *p,
1104         const char *val)
1105 {
1106         if (strlen(val) > sizeof (p->ap_log_id) - 1)
1107                 return (CFGA_ATTR_INVAL);
1108
1109         (void) strcpy(p->ap_log_id, val);
1110
1111         return (CFGA_OK);
1112 }
1113
1114 /*
1115  * set_type_flt - Setup filter for type field
1116  */
1117
1118 static cfga_err_t
1119 set_type_flt(
1120         cfga_list_data_t *p,
1121         const char *val)
1122 {
1123         if (strlen(val) > sizeof (p->ap_type) - 1)
1124                 return (CFGA_ATTR_INVAL);
1125
1126         (void) strcpy(p->ap_type, val);
1127
1128         return (CFGA_OK);
1129 }
1130
1131 /*
1132  * set_class_flt - Setup filter for class field
1133  */
1134 static cfga_err_t
1135 set_class_flt(
1136         cfga_list_data_t *p,
1137         const char *val)
1138 {
1139         if (strlen(val) > sizeof (p->ap_class) - 1)
1140                 return (CFGA_ATTR_INVAL);
1141
1142         (void) strcpy(p->ap_class, val);
1143
1144         return (CFGA_OK);
1145 }
1146
1147
1148 /*
1149  * compare_r_state - compare receptacle state of two ap_id's
1150  */
1151 static int
1152 compare_r_state(
1153         cfga_list_data_t *p1,
1154         cfga_list_data_t *p2,
1155         match_type_t match_type)
1156 {
1157         switch (match_type) {
1158         case CFGA_MATCH_NOFILTER:  /* no filtering. pass all */
1159                 return (0);
1160         case CFGA_MATCH_ORDER:
1161         default:
1162                 return (p1->ap_r_state - p2->ap_r_state);
1163         }
1164 }
1165
1166 /*
1167  * compare_o_state - compare occupant state of two ap_id's
1168  */
1169 static int
1170 compare_o_state(
1171         cfga_list_data_t *p1,
1172         cfga_list_data_t *p2,
1173         match_type_t match_type)
1174 {
1175         switch (match_type) {
1176         case CFGA_MATCH_NOFILTER:       /* no filtering. all pass */
1177                 return (0);
1178         case CFGA_MATCH_ORDER:
1179         default:
1180                 return (p1->ap_o_state - p2->ap_o_state);
1181         }
1182 }
1183
1184 /*
1185  * compare_busy - compare busy field of two ap_id's
1186  */
1187 static int
1188 compare_busy(
1189         cfga_list_data_t *p1,
1190         cfga_list_data_t *p2,
1191         match_type_t match_type)
1192 {
1193
1194         switch (match_type) {
1195         case CFGA_MATCH_NOFILTER:       /* no filtering. all pass */
1196                 return (0);
1197         case CFGA_MATCH_ORDER:
1198         default:
1199                 return (p1->ap_busy - p2->ap_busy);
1200         }
1201 }
1202
1203 /*
1204  * print_r_state - print receptacle state
1205  */
1206 static void
1207 print_r_state(
1208         cfga_list_data_t *p,
1209         int width,
1210         char *lp)
1211 {
1212         char *cp;
1213
1214         switch (p->ap_r_state) {
1215         case CFGA_STAT_EMPTY:
1216                 cp = "empty";
1217                 break;
1218         case CFGA_STAT_CONNECTED:
1219                 cp = "connected";
1220                 break;
1221         case CFGA_STAT_DISCONNECTED:
1222                 cp = "disconnected";
1223                 break;
1224         default:
1225                 cp = "???";
1226                 break;
1227         }
1228         (void) sprintf(lp, "%-*s", width, cp);
1229 }
1230
1231 /*
1232  * print_o_state - print occupant state
1233  */
1234 static void
1235 print_o_state(
1236         cfga_list_data_t *p,
1237         int width,
1238         char *lp)
1239 {
1240         char *cp;
1241
1242         switch (p->ap_o_state) {
1243         case CFGA_STAT_UNCONFIGURED:
1244                 cp = "unconfigured";
1245                 break;
1246         case CFGA_STAT_CONFIGURED:
1247                 cp = "configured";
1248                 break;
1249         default:
1250                 cp = "???";
1251                 break;
1252         }
1253         (void) sprintf(lp, "%-*s", width, cp);
1254 }
1255
1256 /*
1257  * compare_cond - compare condition field of two ap_id's
1258  */
1259 static int
1260 compare_cond(
1261         cfga_list_data_t *p1,
1262         cfga_list_data_t *p2,
1263         match_type_t match_type)
1264 {
1265
1266         switch (match_type) {
1267         case CFGA_MATCH_NOFILTER:
1268                 return (0);
1269         case CFGA_MATCH_ORDER:
1270         default:
1271                 return (p1->ap_cond - p2->ap_cond);
1272         }
1273 }
1274
1275 /*
1276  * print_cond - print attachment point condition
1277  */
1278 static void
1279 print_cond(
1280         cfga_list_data_t *p,
1281         int width,
1282         char *lp)
1283 {
1284         char *cp;
1285
1286         switch (p->ap_cond) {
1287         case CFGA_COND_UNKNOWN:
1288                 cp = "unknown";
1289                 break;
1290         case CFGA_COND_UNUSABLE:
1291                 cp = "unusable";
1292                 break;
1293         case CFGA_COND_FAILING:
1294                 cp = "failing";
1295                 break;
1296         case CFGA_COND_FAILED:
1297                 cp = "failed";
1298                 break;
1299         case CFGA_COND_OK:
1300                 cp = "ok";
1301                 break;
1302         default:
1303                 cp = "???";
1304                 break;
1305         }
1306         (void) sprintf(lp, "%-*s", width, cp);
1307 }
1308
1309 /*
1310  * compare_time - compare time field of two ap_id's
1311  */
1312 static int
1313 compare_time(
1314         cfga_list_data_t *p1,
1315         cfga_list_data_t *p2,
1316         match_type_t match_type)
1317 {
1318         switch (match_type) {
1319         case CFGA_MATCH_NOFILTER:
1320                 return (0);
1321         case CFGA_MATCH_ORDER:
1322         default:
1323                 return (p1->ap_status_time - p2->ap_status_time);
1324         }
1325 }
1326
1327
1328 /*
1329  * print_time - print time from cfga_list_data.
1330  * Time print based on ls(1).
1331  */
1332 static void
1333 print_time(
1334         cfga_list_data_t *p,
1335         int width,
1336         char *lp)
1337 {
1338         static time_t   year, now;
1339         time_t stime;
1340         char    time_buf[50];   /* array to hold day and time */
1341
1342         if (year == 0) {
1343                 now = time(NULL);
1344                 year = now - 6L*30L*24L*60L*60L; /* 6 months ago */
1345                 now = now + 60;
1346         }
1347         stime = p->ap_status_time;
1348         if (stime == (time_t)-1) {
1349                 (void) sprintf(lp, "%-*s", width, gettext("unavailable"));
1350                 return;
1351         }
1352
1353         if ((stime < year) || (stime > now)) {
1354                 (void) strftime(time_buf, sizeof (time_buf),
1355                     dcgettext(NULL, FORMAT1, LC_TIME), localtime(&stime));
1356         } else {
1357                 (void) strftime(time_buf, sizeof (time_buf),
1358                     dcgettext(NULL, FORMAT2, LC_TIME), localtime(&stime));
1359         }
1360         (void) sprintf(lp, "%-*s", width, time_buf);
1361 }
1362
1363 /*
1364  * print_time_p - print time from cfga_list_data.
1365  */
1366 static void
1367 print_time_p(
1368         cfga_list_data_t *p,
1369         int width,
1370         char *lp)
1371 {
1372         struct tm *tp;
1373         char tstr[TIME_P_WIDTH+1];
1374
1375         tp = localtime(&p->ap_status_time);
1376         (void) sprintf(tstr, "%04d%02d%02d%02d%02d%02d", tp->tm_year + 1900,
1377             tp->tm_mon + 1, tp->tm_mday, tp->tm_hour, tp->tm_min, tp->tm_sec);
1378         (void) sprintf(lp, "%-*s", width, tstr);
1379 }
1380
1381 /*
1382  * compare_info - compare info from two cfga_list_data structs
1383  */
1384 static int
1385 compare_info(
1386         cfga_list_data_t *p1,
1387         cfga_list_data_t *p2,
1388         match_type_t match_type)
1389 {
1390         switch (match_type) {
1391         case CFGA_MATCH_NOFILTER:
1392                 return (0);
1393         case CFGA_MATCH_ORDER:
1394         default:
1395                 return (strncmp(p1->ap_info, p2->ap_info,
1396                     sizeof (p2->ap_info)));
1397         }
1398 }
1399
1400 /*
1401  * print_info - print info from cfga_list_data struct
1402  */
1403 static void
1404 print_info(
1405         cfga_list_data_t *p,
1406         int width,
1407         char *lp)
1408 {
1409         (void) sprintf(lp, "%-*.*s", width, sizeof (p->ap_info), p->ap_info);
1410 }
1411
1412 /*
1413  * compare_type - compare type from two cfga_list_data structs
1414  *
1415  * For partial matches, argument order is significant. The filtering criterion
1416  * should be the first argument.
1417  */
1418 static int
1419 compare_type(
1420         cfga_list_data_t *p1,
1421         cfga_list_data_t *p2,
1422         match_type_t match_type)
1423 {
1424         switch (match_type) {
1425         case CFGA_MATCH_NOFILTER:
1426                 return (0);
1427         case CFGA_MATCH_PARTIAL:
1428                 return (strncmp(p1->ap_type, p2->ap_type, strlen(p1->ap_type)));
1429         case CFGA_MATCH_EXACT:
1430         case CFGA_MATCH_ORDER:
1431         default:
1432                 return (strncmp(p1->ap_type, p2->ap_type,
1433                     sizeof (p2->ap_type)));
1434         }
1435 }
1436
1437 /*
1438  * print_type - print type from cfga_list_data struct
1439  */
1440 static void
1441 print_type(
1442         cfga_list_data_t *p,
1443         int width,
1444         char *lp)
1445 {
1446         (void) sprintf(lp, "%-*.*s", width, sizeof (p->ap_type), p->ap_type);
1447 }
1448
1449
1450 /*
1451  * compare_class - compare class from two cfga_list_data structs
1452  *
1453  * For partial matches, argument order is significant. The filtering criterion
1454  * should be the first argument.
1455  */
1456 static int
1457 compare_class(
1458         cfga_list_data_t *p1,
1459         cfga_list_data_t *p2,
1460         match_type_t match_type)
1461 {
1462
1463         switch (match_type) {
1464         case CFGA_MATCH_NOFILTER:
1465                 return (0);
1466         case CFGA_MATCH_PARTIAL:
1467                 return (strncmp(p1->ap_class, p2->ap_class,
1468                     strlen(p1->ap_class)));
1469         case CFGA_MATCH_EXACT:
1470         case CFGA_MATCH_ORDER:
1471         default:
1472                 return (strncmp(p1->ap_class, p2->ap_class,
1473                     sizeof (p2->ap_class)));
1474         }
1475 }
1476
1477 /*
1478  * print_class - print class from cfga_list_data struct
1479  */
1480 static void
1481 print_class(
1482         cfga_list_data_t *p,
1483         int width,
1484         char *lp)
1485 {
1486         (void) sprintf(lp, "%-*.*s", width, sizeof (p->ap_class), p->ap_class);
1487 }
1488 /*
1489  * print_busy - print busy from cfga_list_data struct
1490  */
1491 /* ARGSUSED */
1492 static void
1493 print_busy(
1494         cfga_list_data_t *p,
1495         int width,
1496         char *lp)
1497 {
1498         if (p->ap_busy)
1499                 (void) sprintf(lp, "%-*.*s", width, width, "y");
1500         else
1501                 (void) sprintf(lp, "%-*.*s", width, width, "n");
1502 }
1503
1504 /*
1505  * print_phys_id - print physical ap_id
1506  */
1507 static void
1508 print_phys_id(
1509         cfga_list_data_t *p,
1510         int width,
1511         char *lp)
1512 {
1513         (void) sprintf(lp, "%-*.*s", width, sizeof (p->ap_phys_id),
1514             p->ap_phys_id);
1515 }
1516
1517
1518 /*
1519  * find_field - find the named field
1520  */
1521 static struct field_info *
1522 find_field(char *fname)
1523 {
1524         struct field_info *fldp;
1525
1526         for (fldp = all_fields; fldp < &all_fields[N_FIELDS]; fldp++)
1527                 if (strcmp(fname, fldp->name) == 0)
1528                         return (fldp);
1529         return (NULL);
1530 }
1531
1532 /*
1533  * usage_field - print field usage
1534  */
1535 static void
1536 usage_field()
1537 {
1538         struct field_info *fldp = NULL;
1539         const char *sep;
1540         static char field_list[] = "%s: print or sort fields must be one of:";
1541
1542         (void) fprintf(stderr, gettext(field_list), cmdname);
1543         sep = "";
1544
1545         for (fldp = all_fields; fldp < &all_fields[N_FIELDS]; fldp++) {
1546                 (void) fprintf(stderr, "%s %s", sep, fldp->name);
1547                 sep = ",";
1548         }
1549         (void) fprintf(stderr, "\n");
1550 }
1551
1552 /*
1553  * compare_null - null comparison routine
1554  */
1555 /*ARGSUSED*/
1556 static int
1557 compare_null(
1558         cfga_list_data_t *p1,
1559         cfga_list_data_t *p2,
1560         match_type_t match_type)
1561 {
1562         return (0);
1563 }
1564
1565 /*
1566  * print_null - print out a field of spaces
1567  */
1568 /*ARGSUSED*/
1569 static void
1570 print_null(
1571         cfga_list_data_t *p,
1572         int width,
1573         char *lp)
1574 {
1575         (void) sprintf(lp, "%-*s", width, "");
1576 }
1577
1578 /*
1579  * do_config_list - directs the output of the listing functions
1580  */
1581 static int
1582 do_config_list(
1583         int l_argc,
1584         char *l_argv[],
1585         cfga_list_data_t *statlist,
1586         int nlist,
1587         char *sortp,
1588         char *colsp,
1589         char *cols2p,
1590         int noheadings,
1591         char *delimp,
1592         post_filter_t *post_filtp,
1593         int dyn_exp)
1594 {
1595         int nprcols = 0, ncols2 = 0;
1596         struct print_col *prnt_list = NULL;
1597         int napids_to_list = 0;
1598         FILE *fp = NULL;
1599         int f_err;
1600         cfga_list_data_t **sel_boards = NULL;
1601         int nsel = 0;
1602         int i, j;
1603         cfga_err_t ret;
1604
1605         ap_arg_t *arg_array = NULL;
1606         ap_out_t *out_array = NULL;
1607
1608
1609         sort_list = NULL;
1610         f_err = 0;
1611         fp = stdout;
1612         nsort_list = count_fields(sortp, FDELIM);
1613         if (nsort_list != 0) {
1614                 sort_list = config_calloc_check(nsort_list,
1615                     sizeof (*sort_list));
1616                 if (sort_list == NULL) {
1617                         ret = CFGA_LIB_ERROR;
1618                         goto out;
1619                 }
1620                 f_err |= process_sort_fields(nsort_list, sort_list, sortp);
1621         } else
1622                 sort_list = NULL;
1623
1624         nprcols = count_fields(colsp, FDELIM);
1625         if ((ncols2 = count_fields(cols2p, FDELIM)) > nprcols)
1626                 nprcols = ncols2;
1627         if (nprcols != 0) {
1628                 prnt_list = config_calloc_check(nprcols, sizeof (*prnt_list));
1629                 if (prnt_list == NULL) {
1630                         ret = CFGA_LIB_ERROR;
1631                         goto out;
1632                 }
1633                 f_err |= process_fields(nprcols, prnt_list, 0, colsp);
1634                 if (ncols2 != 0)
1635                         f_err |= process_fields(nprcols, prnt_list, 1, cols2p);
1636         } else
1637                 prnt_list = NULL;
1638
1639         if (f_err) {
1640                 usage_field();
1641                 ret = CFGA_ERROR;
1642                 goto out;
1643         }
1644
1645         /* Create an array of all user args (if any) */
1646         if (l_argc != 0) {
1647                 int i, j;
1648
1649                 napids_to_list = 0;
1650
1651                 for (i = 0; i < l_argc; i++) {
1652                         napids_to_list += count_fields(l_argv[i], ARG_DELIM);
1653                 }
1654
1655                 arg_array = config_calloc_check(napids_to_list,
1656                     sizeof (*arg_array));
1657                 if (arg_array == NULL) {
1658                         ret = CFGA_LIB_ERROR;
1659                         goto out;
1660                 }
1661
1662                 for (i = 0, j = 0; i < l_argc; i++) {
1663                         int n;
1664
1665                         n = count_fields(l_argv[i], ARG_DELIM);
1666                         if (n == 0) {
1667                                 continue;
1668                         } else if (n == 1) {
1669                                 arg_array[j].arg = l_argv[i];
1670                                 arg_array[j].resp = 0;
1671                                 j++;
1672                         } else {
1673                                 char *cp, *ncp;
1674
1675                                 cp = l_argv[i];
1676                                 for (;;) {
1677                                         arg_array[j].arg = cp;
1678                                         arg_array[j].resp = 0;
1679                                         j++;
1680                                         ncp = strchr(cp, ARG_DELIM);
1681                                         if (ncp == NULL)
1682                                                 break;
1683                                         *ncp = '\0';
1684                                         cp = ncp + 1;
1685                                 }
1686                         }
1687                 }
1688                 assert(j == napids_to_list);
1689         } else {
1690                 napids_to_list = 0;
1691                 arg_array = NULL;
1692         }
1693
1694         assert(nlist != 0);
1695
1696         out_array = config_calloc_check(nlist, sizeof (*out_array));
1697         if (out_array == NULL) {
1698                 ret = CFGA_LIB_ERROR;
1699                 goto out;
1700         }
1701
1702
1703         /* create a list of output stat data */
1704         for (i = 0; i < nlist; i++) {
1705                 out_array[i].ldatap = &statlist[i];
1706                 out_array[i].req = 0;
1707         }
1708
1709         /*
1710          * Mark all user input which got atleast 1 stat data in response
1711          */
1712         for (i = 0; i < napids_to_list; i++) {
1713                 arg_got_resp(&arg_array[i], out_array, nlist, dyn_exp);
1714         }
1715
1716         /*
1717          * Process output data
1718          */
1719         nsel = 0;
1720         for (i = 0; i < nlist; i++) {
1721                 /*
1722                  * Mark all the stats which were actually requested by user
1723                  */
1724                 out_was_req(&out_array[i], arg_array, napids_to_list, 0);
1725                 if (out_array[i].req == 0 && dyn_exp) {
1726                         /*
1727                          * Try again without the dynamic component for the
1728                          * if dynamic expansion was requested.
1729                          */
1730                         out_was_req(&out_array[i], arg_array,
1731                             napids_to_list, 1);
1732                 }
1733
1734                 /*
1735                  * post filter data which was actually requested
1736                  */
1737                 if (out_array[i].req == 1) {
1738                         do_post_filter(&out_array[i], post_filtp, &nsel);
1739                 }
1740         }
1741
1742         sel_boards = config_calloc_check(nsel, sizeof (*sel_boards));
1743         if (sel_boards == NULL) {
1744                 ret = CFGA_LIB_ERROR;
1745                 goto out;
1746         }
1747
1748         for (i = 0, j = 0; i < nlist; i++) {
1749                 if (out_array[i].req == 1) {
1750                         sel_boards[j] = out_array[i].ldatap;
1751                         j++;
1752                 }
1753         }
1754
1755         assert(j == nsel);
1756
1757         /*
1758          * Print headings even if no list entries - Bug or feature ?
1759          */
1760         if (!noheadings && prnt_list != NULL) {
1761                 if ((ret = print_fields(nprcols, prnt_list, 1, 0,
1762                     delimp, NULL, fp)) != CFGA_OK) {
1763                         goto out;
1764                 }
1765                 if (ncols2 != 0) {
1766                         if ((ret = print_fields(nprcols, prnt_list, 1,
1767                             1, delimp, NULL, fp)) != CFGA_OK) {
1768                                 goto out;
1769                         }
1770                 }
1771         }
1772
1773         if (nsel != 0) {
1774                 if (sort_list != NULL && nsel > 1) {
1775                         qsort(sel_boards, nsel, sizeof (sel_boards[0]),
1776                             ldata_compare);
1777                 }
1778
1779                 if (prnt_list != NULL) {
1780                         for (i = 0; i < nsel; i++) {
1781                                 if ((ret = print_fields(nprcols,
1782                                     prnt_list, 0, 0, delimp, sel_boards[i], fp))
1783                                     != CFGA_OK)
1784                                         goto out;
1785                                 if (ncols2 != 0) {
1786                                         if ((ret = print_fields(
1787                                             nprcols, prnt_list, 0, 1, delimp,
1788                                             sel_boards[i], fp)) != CFGA_OK)
1789                                                 goto out;
1790                                 }
1791                         }
1792                 }
1793         }
1794         /*
1795          * Go thru the argument list and notify user about args
1796          * which did not have a match
1797          */
1798         report_no_response(arg_array, napids_to_list);
1799         ret = CFGA_OK;
1800         /*FALLTHRU*/
1801 out:
1802         S_FREE(sel_boards);
1803         S_FREE(arg_array);
1804         S_FREE(out_array);
1805
1806         S_FREE(sort_list);
1807         S_FREE(prnt_list);
1808
1809         return (ret);
1810 }
1811
1812
1813 /*
1814  * Mark all user inputs which got a response
1815  */
1816 static void
1817 arg_got_resp(ap_arg_t *inp, ap_out_t *out_array, int nouts, int dyn_exp)
1818 {
1819         int i;
1820         cfga_ap_types_t type;
1821
1822
1823         if (nouts == 0) {
1824                 return;
1825         }
1826
1827         type = find_arg_type(inp->arg);
1828
1829         /*
1830          * Go through list of output stats and check if argument
1831          * produced that output
1832          */
1833         for (i = 0; i < nouts; i++) {
1834                 if (type == PHYSICAL_AP_ID) {
1835                         if (config_ap_id_cmp(out_array[i].ldatap->ap_phys_id,
1836                             inp->arg) == 0) {
1837                                 break;
1838                         }
1839                 } else if (type == LOGICAL_AP_ID) {
1840                         if (config_ap_id_cmp(out_array[i].ldatap->ap_log_id,
1841                             inp->arg) == 0) {
1842                                 break;
1843                         }
1844                 } else if (type == AP_TYPE) {
1845                         /*
1846                          * An AP_TYPE argument cannot generate dynamic
1847                          * attachment point stats unless dynamic expansion was
1848                          * requested by user.
1849                          */
1850                         if (!dyn_exp && get_dyn(out_array[i].ldatap->ap_log_id)
1851                             != NULL) {
1852                                 continue;
1853                         }
1854
1855                         if (strncmp(out_array[i].ldatap->ap_log_id, inp->arg,
1856                             strlen(inp->arg)) == 0) {
1857                                 break;
1858                         }
1859                 } else {
1860                         return;
1861                 }
1862         }
1863
1864         if (i < nouts) {
1865                 inp->resp = 1;
1866         }
1867 }
1868
1869 /* Mark all stat data which were requested by user */
1870 static void
1871 out_was_req(ap_out_t *outp, ap_arg_t *in_array, int nargs, int no_dyn)
1872 {
1873         int i;
1874         cfga_ap_types_t type = UNKNOWN_AP;
1875         char physid[MAXPATHLEN], logid[MAXPATHLEN];
1876
1877
1878         /* If no user args, all output is acceptable */
1879         if (nargs == 0) {
1880                 outp->req = 1;
1881                 return;
1882         }
1883
1884
1885         (void) snprintf(physid, sizeof (physid), "%s",
1886             outp->ldatap->ap_phys_id);
1887         (void) snprintf(logid, sizeof (logid), "%s", outp->ldatap->ap_log_id);
1888
1889         /*
1890          * Do comparison with or without dynamic component as requested by
1891          * user.
1892          */
1893         if (no_dyn) {
1894                 /* Remove the dynamic component */
1895                 remove_dyn(physid);
1896                 remove_dyn(logid);
1897         }
1898
1899         for (i = 0; i < nargs; i++) {
1900                 type = find_arg_type(in_array[i].arg);
1901                 if (type == PHYSICAL_AP_ID) {
1902
1903                         if (config_ap_id_cmp(in_array[i].arg, physid) == 0) {
1904                                 break;
1905                         }
1906                 } else if (type == LOGICAL_AP_ID) {
1907
1908                         if (config_ap_id_cmp(in_array[i].arg, logid) == 0) {
1909                                 break;
1910                         }
1911                 } else if (type == AP_TYPE) {
1912                         /*
1913                          * Aptypes cannot generate dynamic attachment
1914                          * points unless dynamic expansion is specified.
1915                          * in which case this routine would be called a
1916                          * 2nd time with the no_dyn flag set and there
1917                          * would be no dynamic ap_ids.
1918                          */
1919                         if (get_dyn(logid) != NULL) {
1920                                 continue;
1921                         }
1922
1923                         if (strncmp(in_array[i].arg, logid,
1924                             strlen(in_array[i].arg)) == 0) {
1925                                 break;
1926                         }
1927                 } else {
1928                         continue;
1929                 }
1930         }
1931
1932         if (i < nargs) {
1933                 /* Ok, this output was requested */
1934                 outp->req = 1;
1935         }
1936
1937 }
1938
1939 static void
1940 do_post_filter(ap_out_t *outp, post_filter_t *post_filtp, int *nselp)
1941 {
1942         int i;
1943
1944         if (outp->req != 1) {
1945                 return;
1946         }
1947
1948         /*
1949          * For fields without filtering (CFGA_MATCH_NOFILTER),
1950          * compare always returns 0 (success)
1951          */
1952         for (i = 0; i < N_FIELDS; i++) {
1953                 /*
1954                  * Note: Order is important for partial match (via strncmp).
1955                  * The first argument for compare must be the filter.
1956                  */
1957                 if (all_fields[i].compare(&post_filtp->ldata, outp->ldatap,
1958                     post_filtp->match_type_p[i])) {
1959                         outp->req = 0;  /* Blocked by filter */
1960                         return;
1961                 }
1962         }
1963
1964         /*
1965          * Passed through filter
1966          */
1967         (*nselp)++;
1968 }
1969
1970 static void
1971 report_no_response(ap_arg_t *arg_array, int nargs)
1972 {
1973         int i;
1974
1975         if (nargs == 0) {
1976                 return;
1977         }
1978
1979
1980         /*
1981          * nop if no user arguments
1982          */
1983         for (i = 0; i < nargs; i++) {
1984                 if (arg_array[i].resp == 0) {
1985                         (void) fprintf(stderr,
1986                             gettext("%s: No matching library found\n"),
1987                             arg_array[i].arg);
1988                 }
1989         }
1990 }
1991
1992 /*
1993  * ldata_compare - compare two attachment point list data structures.
1994  */
1995 static int
1996 ldata_compare(
1997         const void *vb1,
1998         const void *vb2)
1999 {
2000         int i;
2001         int res = -1;
2002         cfga_list_data_t *b1, *b2;
2003
2004
2005         b1 = *(cfga_list_data_t **)vb1;
2006         b2 = *(cfga_list_data_t **)vb2;
2007
2008         for (i = 0; i < nsort_list; i++) {
2009                 res = (*(sort_list[i].fld->compare))(b1, b2, CFGA_MATCH_ORDER);
2010                 if (res != 0) {
2011                         if (sort_list[i].reverse)
2012                                 res = -res;
2013                         break;
2014                 }
2015         }
2016
2017         return (res);
2018 }
2019
2020 /*
2021  * count_fields - Count the number of fields, using supplied delimiter.
2022  */
2023 static int
2024 count_fields(char *fspec, char delim)
2025 {
2026         char *cp = NULL;
2027         int n;
2028
2029         if (fspec == 0 || *fspec == '\0')
2030                 return (0);
2031         n = 1;
2032         for (cp = fspec; *cp != '\0'; cp++)
2033                 if (*cp == delim)
2034                         n++;
2035         return (n);
2036 }
2037
2038 /*
2039  * get_field
2040  * This function is not a re-implementation of strtok().
2041  * There can be null fields - strtok() eats spans of delimiters.
2042  */
2043 static char *
2044 get_field(char **fspp)
2045 {
2046         char *cp = NULL, *fld;
2047
2048         fld = *fspp;
2049
2050         if (fld != NULL && *fld == '\0')
2051                 fld = NULL;
2052
2053         if (fld != NULL) {
2054                 cp = strchr(*fspp, FDELIM);
2055                 if (cp == NULL) {
2056                         *fspp = NULL;
2057                 } else {
2058                         *cp = '\0';
2059                         *fspp = cp + 1;
2060                         if (*fld == '\0')
2061                                 fld = NULL;
2062                 }
2063         }
2064         return (fld);
2065 }
2066
2067 /*
2068  * process_fields -
2069  */
2070 static int
2071 process_fields(
2072         int ncol,
2073         struct print_col *list,
2074         int line2,
2075         char *fmt)
2076 {
2077         struct print_col *pp = NULL;
2078         struct field_info *fldp = NULL;
2079         char *fmtx;
2080         char *fldn;
2081         int err;
2082
2083         err = 0;
2084         fmtx = fmt;
2085         for (pp = list; pp < &list[ncol]; pp++) {
2086                 fldn = get_field(&fmtx);
2087                 fldp = &null_field;
2088                 if (fldn != NULL) {
2089                         struct field_info *tfldp;
2090
2091                         tfldp = find_field(fldn);
2092                         if (tfldp != NULL) {
2093                                 fldp = tfldp;
2094                         } else {
2095                                 (void) fprintf(stderr, gettext(unk_field),
2096                                     cmdname, fldn);
2097                                 err = 1;
2098                         }
2099                 }
2100                 if (line2) {
2101                         pp->line2 = fldp;
2102                         if (fldp->width > pp->width)
2103                                 pp->width = fldp->width;
2104                 } else {
2105                         pp->line1 = fldp;
2106                         pp->width = fldp->width;
2107                 }
2108         }
2109         return (err);
2110 }
2111
2112 /*
2113  * process_sort_fields -
2114  */
2115 static int
2116 process_sort_fields(
2117         int nsort,
2118         struct sort_el *list,
2119         char *fmt)
2120 {
2121         int i;
2122         int rev;
2123         struct field_info *fldp = NULL;
2124         char *fmtx;
2125         char *fldn;
2126         int err;
2127
2128         err = 0;
2129         fmtx = fmt;
2130         for (i = 0; i < nsort; i++) {
2131                 fldn = get_field(&fmtx);
2132                 fldp = &null_field;
2133                 rev = 0;
2134                 if (fldn != NULL) {
2135                         struct field_info *tfldp = NULL;
2136
2137                         if (*fldn == '-') {
2138                                 rev = 1;
2139                                 fldn++;
2140                         }
2141                         tfldp = find_field(fldn);
2142                         if (tfldp != NULL) {
2143                                 fldp = tfldp;
2144                         } else {
2145                                 (void) fprintf(stderr, gettext(unk_field),
2146                                     cmdname, fldn);
2147                                 err = 1;
2148                         }
2149                 }
2150                 list[i].reverse = rev;
2151                 list[i].fld = fldp;
2152         }
2153         return (err);
2154 }
2155
2156 /*
2157  * print_fields -
2158  */
2159 static cfga_err_t
2160 print_fields(
2161         int ncol,
2162         struct print_col *list,
2163         int heading,
2164         int line2,
2165         char *delim,
2166         cfga_list_data_t *bdp,
2167         FILE *fp)
2168 {
2169         char *del = NULL;
2170         struct print_col *pp = NULL;
2171         struct field_info *fldp = NULL;
2172         static char *outline, *end;
2173         char *lp;
2174
2175         if (outline == NULL) {
2176                 int out_len, delim_len;
2177
2178                 delim_len = strlen(delim);
2179                 out_len = 0;
2180                 for (pp = list; pp < &list[ncol]; pp++) {
2181                         out_len += pp->width;
2182                         out_len += delim_len;
2183                 }
2184                 out_len -= delim_len;
2185                 outline = config_calloc_check(out_len + 1, 1);
2186                 if (outline == NULL) {
2187                         return (CFGA_LIB_ERROR);
2188                 }
2189                 end = &outline[out_len + 1];
2190         }
2191
2192         lp = outline;
2193         del = "";
2194         for (pp = list; pp < &list[ncol]; pp++) {
2195                 fldp = line2 ? pp->line2 : pp->line1;
2196                 (void) snprintf(lp, end - lp, "%s", del);
2197                 lp += strlen(lp);
2198                 if (heading) {
2199                         (void) snprintf(lp, end - lp, "%-*s",
2200                             fldp->width, fldp->heading);
2201                 } else {
2202                         (*fldp->printfn)(bdp, fldp->width, lp);
2203                 }
2204                 lp += strlen(lp);
2205                 del = delim;
2206         }
2207
2208         /*
2209          * Trim trailing spaces
2210          */
2211         while (--lp >= outline && *lp == ' ')
2212                 *lp = '\0';
2213         (void) fprintf(fp, "%s\n", outline);
2214         return (CFGA_OK);
2215 }
2216
2217 /*
2218  * config_calloc_check - perform allocation, check result and
2219  * set error indicator
2220  */
2221 static void *
2222 config_calloc_check(
2223         size_t nelem,
2224         size_t elsize)
2225 {
2226         void *p;
2227         static char alloc_fail[] =
2228 "%s: memory allocation failed (%d*%d bytes)\n";
2229
2230
2231         p = calloc(nelem, elsize);
2232         if (p == NULL) {
2233                 (void) fprintf(stderr, gettext(alloc_fail), cmdname,
2234                     nelem, elsize);
2235         }
2236         return (p);
2237 }
2238
2239 /*
2240  * find_arg_type - determine if an argument is an ap_id or an ap_type.
2241  */
2242 static cfga_ap_types_t
2243 find_arg_type(const char *ap_id)
2244 {
2245         struct stat sbuf;
2246         cfga_ap_types_t type;
2247         char *mkr = NULL, *cp;
2248         int size_ap = 0, size_mkr = 0, digit = 0, i = 0;
2249         char path[MAXPATHLEN];
2250         char apbuf[MAXPATHLEN];
2251         size_t len;
2252
2253
2254         /*
2255          * sanity checks
2256          */
2257         if (ap_id == NULL || *ap_id == '\0') {
2258                 return (UNKNOWN_AP);
2259         }
2260
2261         /*
2262          * Mask the dynamic component if any
2263          */
2264         if ((cp = GET_DYN(ap_id)) != NULL) {
2265                 len = cp - ap_id;
2266         } else {
2267                 len = strlen(ap_id);
2268         }
2269
2270         if (len >= sizeof (apbuf)) {
2271                 return (UNKNOWN_AP);
2272         }
2273
2274         (void) strncpy(apbuf, ap_id, len);
2275         apbuf[len] = '\0';
2276
2277         /*
2278          * If it starts with a slash and is stat-able
2279          * its a physical.
2280          */
2281         if (*apbuf == '/' && stat(apbuf, &sbuf) == 0) {
2282                 return (PHYSICAL_AP_ID);
2283         }
2284
2285         /*
2286          * Is this a symlink in CFGA_DEV_DIR ?
2287          */
2288         (void) snprintf(path, sizeof (path), "%s/%s", CFGA_DEV_DIR, apbuf);
2289
2290         if (lstat(path, &sbuf) == 0 && S_ISLNK(sbuf.st_mode) &&
2291             stat(path, &sbuf) == 0) {
2292                 return (LOGICAL_AP_ID);
2293         }
2294
2295         /*
2296          * Check for ":" which is always present in an ap_id but not maybe
2297          * present or absent in an ap_type.
2298          * We need to check that the characters right before the : are digits
2299          * since an ap_id is of the form <name><instance>:<specific ap name>
2300          */
2301         if ((mkr = strchr(apbuf, ':')) == NULL)  {
2302                 type = AP_TYPE;
2303         } else {
2304                 size_ap = strlen(apbuf);
2305                 size_mkr = strlen(mkr);
2306                 mkr = apbuf;
2307
2308                 digit = 0;
2309                 for (i = size_ap - size_mkr - 1;  i > 0; i--) {
2310                         if ((int)isdigit(mkr[i])) {
2311                                 digit++;
2312                                 break;
2313                         }
2314                 }
2315                 if (digit == 0) {
2316                         type = AP_TYPE;
2317                 } else {
2318                         type = LOGICAL_AP_ID;
2319                 }
2320         }
2321
2322         return (type);
2323 }
2324
2325
2326 static char *
2327 get_dyn(const char *ap_id)
2328 {
2329         if (ap_id == NULL) {
2330                 return (NULL);
2331         }
2332
2333         return (strstr(ap_id, CFGA_DYN_SEP));
2334 }
2335
2336 /*
2337  * removes the dynamic component
2338  */
2339 static void
2340 remove_dyn(char *ap_id)
2341 {
2342         char *cp;
2343
2344         if (ap_id == NULL) {
2345                 return;
2346         }
2347
2348         cp = strstr(ap_id, CFGA_DYN_SEP);
2349         if (cp != NULL) {
2350                 *cp = '\0';
2351         }
2352 }
2353
2354
2355 static char *
2356 s_strdup(char *str)
2357 {
2358         char *dup;
2359
2360         /*
2361          * sometimes NULL strings may be passed in (see DEF_COLS2). This
2362          * is not an error.
2363          */
2364         if (str == NULL) {
2365                 return (NULL);
2366         }
2367
2368         dup = strdup(str);
2369         if (dup == NULL) {
2370                 (void) fprintf(stderr,
2371                     "%s \"%s\"\n", gettext("Cannot copy string"), str);
2372                 return (NULL);
2373         }
2374
2375         return (dup);
2376 }