test/at_spi2_tool.c

   1 #include "atspi/atspi.h"
   2 #include <stdio.h>
   3 #include <stdlib.h>
   4 #include <string.h>
   5 #include <getopt.h>
   6 #include <stdbool.h>
   7 #include <gio/gio.h>
   8 #include <assert.h>
   9 #include <stdint.h>
  10
  11 #define ERROR_STATE -1
  12 #define SAFE_BUFFER_SIZE 2048
  13 #define CHECK_OUTPUT_WIDTH 42
  14 #define MINIMAL_MODULE_WIDTH 3
  15 #define ATTR_WIDTH 50
  16 #define NUMBER_WIDTH 6
  17 #define ARRAY_SIZE(x)  (sizeof(x) / sizeof((x)[0]))
  18 #define COLUMN_NO 3
  19 #define FLAG_NO 3
  20 #define DUMP 0
  21 #define CHECK 1
  22 #define FIRST_MATCH 2
  23 #define RELATION_TABLE_COLUMN_COUNT 7
  24 #define ATTRIBUTE_TABLE_COLUMN_COUNT 3
  25 #define RELATION_TABLE_COLUMN_WIDTH 20
  26 #define ATTRIBUTE_TABLE_BASE_COLUMN_WIDTH 20
  27 #define VERSION "1.1"
  28
  29 static unsigned indent_width = 2;
  30 static int module_name_limit = -1;
  31
  32 static const char* atspi_state_names[] = {
  33         [ATSPI_STATE_INVALID] = "INVALID",
  34         [ATSPI_STATE_ACTIVE] = "ACTIVE",
  35         [ATSPI_STATE_ARMED] = "ARMED",
  36         [ATSPI_STATE_BUSY] =  "BUSY",
  37         [ATSPI_STATE_CHECKED] = "CHECKED",
  38         [ATSPI_STATE_COLLAPSED] = "COLLAPSED",
  39         [ATSPI_STATE_DEFUNCT] = "DEFUNCT",
  40         [ATSPI_STATE_EDITABLE] = "EDITABLE",
  41         [ATSPI_STATE_ENABLED] = "ENABLED",
  42         [ATSPI_STATE_EXPANDABLE] = "EXPANDABLE",
  43         [ATSPI_STATE_EXPANDED] = "EXPANDED",
  44         [ATSPI_STATE_FOCUSABLE] = "FOCUSABLE",
  45         [ATSPI_STATE_FOCUSED] = "FOCUSED",
  46         [ATSPI_STATE_HAS_TOOLTIP] = "HAS_TOOLTIP",
  47         [ATSPI_STATE_HORIZONTAL] = "HORIZONTAL",
  48         [ATSPI_STATE_ICONIFIED] = "ICONIFIED",
  49         [ATSPI_STATE_MULTI_LINE] = "MULTI_LINE",
  50         [ATSPI_STATE_MULTISELECTABLE] = "MULTISELECTABLE",
  51         [ATSPI_STATE_OPAQUE] = "OPAQUE",
  52         [ATSPI_STATE_PRESSED] = "PRESSED",
  53         [ATSPI_STATE_RESIZABLE] = "RESIZABLE",
  54         [ATSPI_STATE_SELECTABLE] = "SELECTABLE",
  55         [ATSPI_STATE_SELECTED] = "SELECTED",
  56         [ATSPI_STATE_SENSITIVE] = "SENSITIVE",
  57         [ATSPI_STATE_SHOWING] = "SHOWING",
  58         [ATSPI_STATE_SINGLE_LINE] = "SINGLE_LINE",
  59         [ATSPI_STATE_STALE] = "STALE",
  60         [ATSPI_STATE_TRANSIENT] = "TRANSIENT",
  61         [ATSPI_STATE_VERTICAL] = "VERTICAL",
  62         [ATSPI_STATE_VISIBLE] = "VISIBLE",
  63         [ATSPI_STATE_MANAGES_DESCENDANTS] = "MANAGES_DESCENDANTS",
  64         [ATSPI_STATE_INDETERMINATE] = "INDETERMINATE",
  65         [ATSPI_STATE_REQUIRED] = "REQUIRED",
  66         [ATSPI_STATE_TRUNCATED] = "TRUNCATED",
  67         [ATSPI_STATE_ANIMATED] = "ANIMATED",
  68         [ATSPI_STATE_INVALID_ENTRY] = "INVALID_ENTRY",
  69         [ATSPI_STATE_SUPPORTS_AUTOCOMPLETION] = "SUPPORTS_AUTOCOMPLETION",
  70         [ATSPI_STATE_SELECTABLE_TEXT] = "SELECTABLE_TEXT",
  71         [ATSPI_STATE_IS_DEFAULT] = "IS_DEFAULT",
  72         [ATSPI_STATE_VISITED] = "VISITED",
  73         [ATSPI_STATE_CHECKABLE] = "CHECKABLE",
  74         [ATSPI_STATE_MODAL] = "MODAL",
  75         [ATSPI_STATE_HIGHLIGHTED] = "HIGHLIGHTED",
  76         [ATSPI_STATE_HIGHLIGHTABLE] = "HIGHLIGHTABLE",
  77         [ATSPI_STATE_HAS_POPUP] = "HAS_POPUP",
  78         [ATSPI_STATE_READ_ONLY] = "READ_ONLY",
  79         [ATSPI_STATE_LAST_DEFINED] = "LAST_DEFINED"
  80 };
  81
  82 typedef struct _Box_Size {
  83         char *x;
  84         char *y;
  85         char *height;
  86         char *width;
  87 } Box_Size;
  88
  89 static char *_multiply_string(char c, unsigned number)
  90 {
  91         char *result = (char *)calloc(1, number + 1);
  92
  93         if (result == NULL)
  94                 return result;
  95
  96         memset(result, c, number);
  97
  98         return result;
  99 }
 100
 101 static void _print_module_legend()
 102 {
 103         printf("\n[[node],[node role name],[attributes list],[x,y,width,height],[node name],[states list][relations]\n\n");
 104 }
 105
 106 static void _print_atspi_states_legend()
 107 {
 108         _print_module_legend();
 109
 110         int array_len = ARRAY_SIZE(atspi_state_names);
 111         int line_count = (array_len + COLUMN_NO - 1)/COLUMN_NO;
 112         for (int line_idx = 0; line_idx < line_count; line_idx++) {
 113                 if ((line_idx < line_count - 1) || (array_len % COLUMN_NO == 0)) {
 114                         printf("[%d]\t%-24s[%d]\t%-24s[%d]\t%s\n",
 115                                         line_idx * COLUMN_NO,
 116                                         atspi_state_names[line_idx * COLUMN_NO],
 117                                         (line_idx * COLUMN_NO) + 1,
 118                                         atspi_state_names[(line_idx * COLUMN_NO) + 1],
 119                                         (line_idx * COLUMN_NO) + 2,
 120                                         atspi_state_names[(line_idx * COLUMN_NO) + 2]);
 121                 } else if (array_len % COLUMN_NO == 2) {
 122                         printf("[%d]\t%-24s[%d]\t%s\n",
 123                                         line_idx * COLUMN_NO,
 124                                         atspi_state_names[line_idx * COLUMN_NO],
 125                                         (line_idx * COLUMN_NO) + 1,
 126                                         atspi_state_names[(line_idx * COLUMN_NO) + 1]);
 127                 } else {
 128                         printf("[%d]\t%s\n", line_idx * COLUMN_NO, atspi_state_names[line_idx * COLUMN_NO]);
 129                 }
 130         }
 131 }
 132
 133 static void _set_indent(int indent_size)
 134 {
 135         if (indent_size < 0) {
 136                 fprintf(stderr, "WARNING: Invalid indent size. Default value retained.\n");
 137                 return;
 138         }
 139
 140         indent_width = indent_size;
 141 }
 142
 143 static void _set_module_length_limit(int limit)
 144 {
 145         if (limit < MINIMAL_MODULE_WIDTH) {
 146                 fprintf(stderr, "WARNING: Invalid maximum field size. Default value retained.\n");
 147                 return;
 148         }
 149
 150         module_name_limit = limit;
 151 }
 152
 153 static int _int_sort_function(gconstpointer a, gconstpointer b)
 154 {
 155         int int_a = GPOINTER_TO_INT (a);
 156         int int_b = GPOINTER_TO_INT (b);
 157
 158         return int_a - int_b;
 159 }
 160
 161 static void _truncate_string(char *string, int length_limit)
 162 {
 163         if (length_limit < MINIMAL_MODULE_WIDTH || !string)
 164                 return;
 165
 166         int len = strlen(string);
 167
 168         if (len > length_limit)
 169                 memcpy(string + length_limit - 3, "...", 4);
 170 }
 171
 172 static size_t _combine_strings(char **destination, const char *source)
 173 {
 174         if (!source || !*source || !destination)
 175                 return 0;
 176
 177         size_t old_len = *destination ? strlen(*destination) : 0;
 178         size_t source_len = strlen(source);
 179         size_t len = old_len + source_len;
 180         char *buf = realloc(*destination, (len + 1) * sizeof(char));
 181
 182         if (!buf) {
 183                 fprintf(stderr, "_combine_strings: allocation failed");
 184                 return old_len;
 185         }
 186
 187         memcpy(buf + old_len, source, source_len + 1);
 188
 189         *destination = buf;
 190
 191         return len;
 192 }
 193
 194 static Box_Size *_get_box_size(AtspiAccessible *node)
 195 {
 196         Box_Size *box_size = (Box_Size *)malloc(sizeof(Box_Size));
 197         if (box_size == NULL)
 198                 return NULL;
 199
 200         char *x = NULL;
 201         char *y = NULL;
 202         char *width = NULL;
 203         char *height = NULL;
 204
 205         AtspiComponent *component = atspi_accessible_get_component_iface(node);
 206         AtspiRect *extent = component ? atspi_component_get_extents(component, ATSPI_COORD_TYPE_SCREEN, NULL) : NULL;
 207
 208         if (extent == NULL) {
 209                 _combine_strings(&x, "_");
 210                 _combine_strings(&y, "_");
 211                 _combine_strings(&width, "_");
 212                 _combine_strings(&height, "_");
 213         } else {
 214                 char temp_buff[NUMBER_WIDTH];
 215
 216                 snprintf(temp_buff, NUMBER_WIDTH, "%d", extent->x);
 217                 _combine_strings(&x, temp_buff);
 218
 219                 snprintf(temp_buff, NUMBER_WIDTH, "%d", extent->y);
 220                 _combine_strings(&y, temp_buff);
 221
 222                 snprintf(temp_buff, NUMBER_WIDTH, "%d", extent->width);
 223                 _combine_strings(&width, temp_buff);
 224
 225                 snprintf(temp_buff, NUMBER_WIDTH, "%d", extent->height);
 226                 _combine_strings(&height, temp_buff);
 227
 228                 g_object_unref(component);
 229                 g_free(extent);
 230         }
 231
 232         box_size->x = x;
 233         box_size->y = y;
 234         box_size->width = width;
 235         box_size->height = height;
 236
 237         return box_size;
 238 }
 239
 240 static char *_get_states(AtspiAccessible *node, int length_limit)
 241 {
 242         AtspiStateSet *node_state_set = atspi_accessible_get_state_set(node);
 243         GArray *states = atspi_state_set_get_states(node_state_set);
 244         if (!states) return NULL;
 245         g_array_sort(states, _int_sort_function);
 246
 247         AtspiStateType state_type;
 248         char *state_string = NULL;
 249
 250         for (int i = 0; i < states->len; i++) {
 251                 state_type = g_array_index(states, AtspiStateType, i);
 252
 253                 char node_state_str[27] = "";
 254                 strncat(node_state_str, "(", sizeof(node_state_str) - strlen(node_state_str) - 1);
 255                 strncat(node_state_str, atspi_state_names[state_type], sizeof(node_state_str) - strlen(node_state_str) - 1);
 256                 strncat(node_state_str, ")", sizeof(node_state_str) - strlen(node_state_str) - 1);
 257
 258                 _combine_strings(&state_string, node_state_str);
 259         }
 260
 261         g_array_free(states, 0);
 262         g_object_unref(node_state_set);
 263
 264         _truncate_string(state_string, length_limit);
 265
 266         return state_string;
 267 }
 268
 269 static char *_get_attributes(AtspiAccessible *node, int length_limit, bool *attributes_are_too_long)
 270 {
 271         GHashTable *attributes = atspi_accessible_get_attributes(node, NULL);
 272
 273         if (!attributes)
 274                 return NULL;
 275
 276         GHashTableIter attributes_iter;
 277         gpointer attr_key;
 278         gpointer attr_value;
 279         g_hash_table_iter_init (&attributes_iter, attributes);
 280         char *result = NULL;
 281         while (g_hash_table_iter_next (&attributes_iter, &attr_key, &attr_value)) {
 282                 char attributes_string[SAFE_BUFFER_SIZE];
 283                 int ret = snprintf(attributes_string, SAFE_BUFFER_SIZE, "(%s=%s)", (char *)attr_key, (char *)attr_value);
 284                 if (ret >= SAFE_BUFFER_SIZE)
 285                         fprintf(stderr, "\n%s, %s %d: generated string is too long. Buffer overflow\n", __FILE__, __FUNCTION__, __LINE__);
 286
 287                 _combine_strings(&result, attributes_string);
 288         }
 289         g_hash_table_unref(attributes);
 290
 291         int real_truncate_size = (length_limit < ATTR_WIDTH && length_limit > MINIMAL_MODULE_WIDTH) ? length_limit : ATTR_WIDTH;
 292         if (result && attributes_are_too_long && strlen(result) > real_truncate_size)
 293                 *attributes_are_too_long = true;
 294
 295         _truncate_string(result, real_truncate_size);
 296         return result;
 297 }
 298
 299 static char *_get_info(AtspiAccessible *node, int length_limit, bool *attributes_are_too_long, bool *app_has_relations)
 300 {
 301         if (!node)
 302                 return NULL;
 303
 304         char *node_name = atspi_accessible_get_name(node, NULL);
 305         char *node_role_name = atspi_accessible_get_role_name(node, NULL);
 306         char *unique_id = atspi_accessible_get_unique_id(node, NULL);
 307         char *path = atspi_accessible_get_path(node, NULL);
 308         unsigned long long eo_ptr = 0;
 309         sscanf(path, "%llu", &eo_ptr);
 310
 311         char *attributes = _get_attributes(node, length_limit, attributes_are_too_long);
 312         Box_Size *box_size = _get_box_size(node);
 313         char *states = _get_states(node, length_limit);
 314
 315         GArray *relations = atspi_accessible_get_relation_set(node, NULL);
 316         bool current_node_has_relations = (relations && relations->len);
 317
 318         char result[SAFE_BUFFER_SIZE];
 319         int ret = snprintf(result, SAFE_BUFFER_SIZE, "[[%s(%p)],[%s],[%s],[%s,%s,%s,%s],[%s],[%s],[%s]]",
 320                                                 unique_id, (uintptr_t)eo_ptr,
 321                                                 node_role_name,
 322                                                 attributes,
 323                                                 box_size->x,
 324                                                 box_size->y,
 325                                                 box_size->width,
 326                                                 box_size->height,
 327                                                 node_name,
 328                                                 states,
 329                                                 current_node_has_relations ? "*" : "");
 330
 331         if (ret >= SAFE_BUFFER_SIZE)
 332                 fprintf(stderr, "\n%s, %s %d: generated string is too long. Buffer overflow\n", __FILE__, __FUNCTION__, __LINE__);
 333
 334         if (current_node_has_relations)
 335                 *app_has_relations = true;
 336
 337         free(node_name);
 338         free(node_role_name);
 339         free(unique_id);
 340         free(path);
 341         free(attributes);
 342         if (box_size) {
 343                 free(box_size->width);
 344                 free(box_size->height);
 345                 free(box_size);
 346         }
 347         free(states);
 348         g_array_free(relations, TRUE);
 349
 350         return g_strdup(result);
 351 }
 352
 353 static void _test_atspi_parent_child_relation(AtspiAccessible *obj, AtspiAccessible *parent_candidate, int parent_candidate_index)
 354 {
 355         int parent_index = atspi_accessible_get_index_in_parent(obj, NULL);
 356         AtspiAccessible *parent = atspi_accessible_get_parent(obj, NULL);
 357
 358         char output[CHECK_OUTPUT_WIDTH];
 359         if (parent_index != parent_candidate_index || parent_candidate != parent) {
 360                 char parent_status[NUMBER_WIDTH];
 361
 362                 if (parent == NULL)
 363                         strncpy(parent_status, "_", NUMBER_WIDTH);
 364                 else
 365                         snprintf(parent_status, NUMBER_WIDTH, "%d", parent_index);
 366
 367                 char *parent_unique_id = atspi_accessible_get_unique_id(parent, NULL);
 368                 char *parent_candidate_unique_id = atspi_accessible_get_unique_id(parent_candidate, NULL);
 369                 snprintf(output, CHECK_OUTPUT_WIDTH, "[FAIL<%d,%s><%s,%s>]", parent_candidate_index, parent_status,
 370                                 parent_candidate_unique_id, parent_unique_id);
 371                 free(parent_unique_id);
 372                 free(parent_candidate_unique_id);
 373
 374         } else {
 375                 snprintf(output, CHECK_OUTPUT_WIDTH, "[OK]");
 376         }
 377
 378         printf("%-*s\t", CHECK_OUTPUT_WIDTH, output);
 379 }
 380
 381 static int _print_atspi_tree_verify_maybe_r(int indent_number, AtspiAccessible *object, bool check_integrity, int length_limit,
 382                                                                                         bool *attributes_are_too_long, bool *app_has_relations)
 383 {
 384         char *indent = _multiply_string(' ', indent_number*indent_width);
 385         if (indent != NULL) {
 386                 printf("%s", indent);
 387                 free(indent);
 388         }
 389
 390         char *node_info = _get_info(object, length_limit, attributes_are_too_long, app_has_relations);
 391         if (node_info != NULL) {
 392                 printf("%s\n", node_info);
 393                 free(node_info);
 394         }
 395
 396         int count = atspi_accessible_get_child_count(object, NULL);
 397         for (int i = 0; i < count; i++) {
 398                 AtspiAccessible *child = atspi_accessible_get_child_at_index(object, i, NULL);
 399                 if (child) {
 400                         if (check_integrity)
 401                                 _test_atspi_parent_child_relation(child, object, i);
 402
 403                         _print_atspi_tree_verify_maybe_r(indent_number + 1, child, check_integrity, length_limit, attributes_are_too_long, app_has_relations);
 404                 }
 405         }
 406         return 0;
 407 }
 408
 409 void _print_help()
 410 {
 411         printf("AT-SPI2-CORE-UTIL\n\n");
 412         printf("USAGE: at_spi2_tool [OPTION] [PARAMETER] ...\n\n");
 413         printf("OPTION LIST:\n");
 414         printf("-h, --help\t\tshow this message\n");
 415         printf("-v, --version\t\tshow actual version of tool\n");
 416         printf("-g, --show-legend\tprint AT-SPI state legend\n");
 417         printf("-l, --list-apps\t\tlist all applications of desktop\n");
 418         printf("-a, --at-spi-client <true|false>\tenable/disable org.a11y.Status.IsEnabled property\n");
 419         printf("-s, --sleep <N>\tsleep N seconds\n");
 420         printf("-d, --tree-dump\t\tdump tree for selected application\n");
 421         printf("-c, --tree-check\tcheck tree for selected application\n");
 422         printf("-f, --first-match\tperform dump or check only for first matching application\n");
 423         printf("-i, --indent\t\tset indentation size, default value stands at 2\n");
 424         printf("-t, --truncate\t\tset maximum single field size, default value stands at 30\n");
 425         printf("\nEXAMPLE:\n");
 426         printf("\tat_spi2_tool -i3 -d quickpanel\n");
 427         printf("\t  show AT-SPI tree for node \"quickpanel\" using three-space indentation\n");
 428         printf("\tat_spi2_tool -i1 -c starter\n");
 429         printf("\t  show AT-SPI tree with integrity test for node \"starter\" using one-space indentation\n");
 430 }
 431
 432 void _print_version()
 433 {
 434         printf("AT-SPI2-CORE-UTIL v%s\n", VERSION);
 435 }
 436
 437 static void _print_horizontal_line_in_relations_table() {
 438         for (int i = 0; i < RELATION_TABLE_COLUMN_COUNT; i++) {
 439                 for (int j = 0; j < RELATION_TABLE_COLUMN_WIDTH; j++)
 440                         printf("-");
 441                 printf("+");
 442         }
 443         printf("\n");
 444 }
 445
 446 static char *_get_unique_id_of_object_in_relation(AtspiRelation *relation) {
 447         if (!relation)
 448                 return NULL;
 449
 450         gint last_index = atspi_relation_get_n_targets(relation) - 1;
 451         AtspiAccessible *target = atspi_relation_get_target(relation, last_index);
 452         return atspi_accessible_get_unique_id(target, NULL);
 453 }
 454
 455 static void _print_relations_for_object(AtspiAccessible *node) {
 456         GArray *relations = atspi_accessible_get_relation_set(node, NULL);
 457         if (!relations)
 458                 return;
 459
 460         if (!relations->len) {
 461                 g_array_free(relations, FALSE);
 462                 return;
 463         }
 464
 465         char **table = calloc(RELATION_TABLE_COLUMN_COUNT, sizeof(char *));
 466         if (!table) {
 467                 fprintf(stderr, "Calloc failed. Can't alloc memory for object relations string\n");
 468                 return;
 469         }
 470
 471         table[0] = atspi_accessible_get_unique_id(node, NULL);
 472         for (int i = 0; i < relations->len; i++) {
 473                 AtspiRelation *relation = g_array_index(relations, AtspiRelation *, i);
 474                 AtspiRelationType type = atspi_relation_get_relation_type(relation);
 475                 int idx;
 476                 switch (type) {
 477                         case ATSPI_RELATION_CONTROLLER_FOR:     idx = 1; break;
 478                         case ATSPI_RELATION_CONTROLLED_BY:      idx = 2; break;
 479                         case ATSPI_RELATION_FLOWS_TO:           idx = 3; break;
 480                         case ATSPI_RELATION_FLOWS_FROM:         idx = 4; break;
 481                         case ATSPI_RELATION_DESCRIBED_BY:       idx = 5; break;
 482                         default: idx = 0;
 483                 }
 484
 485                 if (idx > 0)
 486                         table[idx] = _get_unique_id_of_object_in_relation(relation);
 487                 else {
 488                         char buf[16];
 489                         snprintf(buf, sizeof(buf), " [%d]", type);
 490                         _combine_strings(&table[RELATION_TABLE_COLUMN_COUNT - 1], buf);
 491                 }
 492         }
 493
 494         for (int i = 0; i < RELATION_TABLE_COLUMN_COUNT; i++) {
 495                 printf("%*s|", RELATION_TABLE_COLUMN_WIDTH, table[i] ? table[i] : "");
 496                 free(table[i]);
 497         }
 498         free(table);
 499
 500         printf("\n");
 501         _print_horizontal_line_in_relations_table();
 502         g_array_free(relations, TRUE);
 503 }
 504
 505 typedef void (*print_information_about_object_function)(AtspiAccessible *);
 506
 507 static void _iterate_over_tree(print_information_about_object_function func, AtspiAccessible *node) {
 508         func(node);
 509
 510         int count = atspi_accessible_get_child_count(node, NULL);
 511         for (int i = 0; i < count; i++) {
 512                 AtspiAccessible *child = atspi_accessible_get_child_at_index(node, i, NULL);
 513                 if (child)
 514                         _iterate_over_tree(func, child);
 515         }
 516 }
 517
 518 static void _print_relations_for_objects_in_tree(AtspiAccessible *node) {
 519         _iterate_over_tree(_print_relations_for_object, node);
 520 }
 521
 522 static void _print_header_for_relation_table() {
 523         char *table[] = {"OBJECT", "CONTROLLER_FOR", "CONTROLLED_BY", "FLOWS_TO", "FLOWS_FROM", "DESCRIBED_BY", "OTHER RELATION [ID]"};
 524         assert(ARRAY_SIZE(table) == RELATION_TABLE_COLUMN_COUNT);
 525
 526         _print_horizontal_line_in_relations_table();
 527
 528         for (int i = 0; i < RELATION_TABLE_COLUMN_COUNT; i++)
 529                 printf("%*s|", RELATION_TABLE_COLUMN_WIDTH , table[i]);
 530
 531         printf("\n");
 532         _print_horizontal_line_in_relations_table();
 533 }
 534
 535 static void _print_relations_table(AtspiAccessible *node) {
 536         printf("\nRELATIONS TABLE\n");
 537         _print_header_for_relation_table();
 538         _print_relations_for_objects_in_tree(node);
 539 }
 540
 541 static void _print_horizontal_line_in_attributes_table() {
 542         int size_factor = 1;
 543         for (int i = 0; i < ATTRIBUTE_TABLE_COLUMN_COUNT; i++) {
 544                 if (i == ATTRIBUTE_TABLE_COLUMN_COUNT - 1)
 545                         size_factor = 4;
 546                 for (int j = 0; j < ATTRIBUTE_TABLE_BASE_COLUMN_WIDTH * size_factor; j++)
 547                         printf("-");
 548                 printf("+");
 549         }
 550         printf("\n");
 551 }
 552
 553 static void _print_attributes_for_object(AtspiAccessible *node) {
 554         GHashTable *attributes = atspi_accessible_get_attributes(node, NULL);
 555
 556         if (!attributes)
 557                 return;
 558
 559         char *unique_id = atspi_accessible_get_unique_id(node, NULL);
 560         GHashTableIter attributes_iter;
 561         gpointer attr_key;
 562         gpointer attr_value;
 563
 564         g_hash_table_iter_init (&attributes_iter, attributes);
 565         while (g_hash_table_iter_next (&attributes_iter, &attr_key, &attr_value)) {
 566                 printf("%*s|", ATTRIBUTE_TABLE_BASE_COLUMN_WIDTH, unique_id ? unique_id : "");
 567                 printf("%*s|", ATTRIBUTE_TABLE_BASE_COLUMN_WIDTH, attr_key ? (char *) attr_key : "");
 568                 printf("%*s|\n", ATTRIBUTE_TABLE_BASE_COLUMN_WIDTH * 4, attr_value ? (char *) attr_value : "");
 569         }
 570
 571         if (g_hash_table_size (attributes))
 572                 _print_horizontal_line_in_attributes_table();
 573
 574         g_hash_table_unref(attributes);
 575         free(unique_id);
 576 }
 577
 578 static void _print_attributes_for_objects_in_tree(AtspiAccessible *node) {
 579         _iterate_over_tree(_print_attributes_for_object, node);
 580 }
 581
 582 static void _print_header_for_attributes_table() {
 583         char *table[] = {"OBJECT", "ATTRIBUTE KEY", "ATTRIBUTE VALUE"};
 584         assert(ARRAY_SIZE(table) == ATTRIBUTE_TABLE_COLUMN_COUNT);
 585
 586         _print_horizontal_line_in_attributes_table();
 587
 588         int size_factor = 1;
 589         for (int i = 0; i < ATTRIBUTE_TABLE_COLUMN_COUNT; i++) {
 590                 if (i == ATTRIBUTE_TABLE_COLUMN_COUNT - 1)
 591                         size_factor = 4;
 592                 printf("%*s|", ATTRIBUTE_TABLE_BASE_COLUMN_WIDTH * size_factor , table[i]);
 593         }
 594
 595         printf("\n");
 596         _print_horizontal_line_in_attributes_table();
 597 }
 598
 599 static void _print_attributes_table(AtspiAccessible *node) {
 600         printf("\nATTRIBUTES TABLE\n");
 601         _print_header_for_attributes_table();
 602         _print_attributes_for_objects_in_tree(node);
 603 }
 604
 605 static void _atspi_tree_traverse(const char *app_name, bool dump, bool check, bool first_match, int length_limit)
 606 {
 607
 608         AtspiAccessible *desktop = atspi_get_desktop(0);
 609         if (!desktop) {
 610                 fprintf(stderr, "atspi_get_desktop failed\n");
 611                 return;
 612         }
 613
 614         int count = atspi_accessible_get_child_count(desktop, NULL);
 615         bool app_name_matched = false;
 616
 617         for (int i = 0; i < count; i++) {
 618                 AtspiAccessible *child = atspi_accessible_get_child_at_index(desktop, i, NULL);
 619                 if (child == NULL) {
 620                         fprintf(stderr, "\n%s, %s %d: Null application occured. Results may be misleading.\n", __FILE__, __FUNCTION__, __LINE__);
 621                         continue;
 622                 }
 623
 624                 char *name = atspi_accessible_get_name(child, NULL);
 625                 bool attributes_are_too_long = false;
 626                 bool app_has_relations = false;
 627
 628                 if (!dump && !check)
 629                         printf("%s\n", name);
 630
 631                 if ((check || dump) && name && !strcmp(name, app_name)) {
 632                         app_name_matched = true;
 633
 634                         _print_module_legend();
 635
 636                         if (check)
 637                                 _test_atspi_parent_child_relation(child, desktop, i);
 638
 639                         _print_atspi_tree_verify_maybe_r(0, child, check, length_limit, &attributes_are_too_long, &app_has_relations);
 640
 641                         if (app_has_relations)
 642                                 _print_relations_table(child);
 643
 644                         if (attributes_are_too_long)
 645                                 _print_attributes_table(child);
 646
 647                         if (first_match) {
 648                                 free(name);
 649                                 break;
 650                         } else {
 651                                 printf("\n");
 652                         }
 653
 654                         free(name);
 655                 }
 656         }
 657
 658         if (!app_name_matched && (dump || check))
 659                 fprintf(stderr, "There is no application with name: %s. Try again.\n", app_name);
 660
 661         g_object_unref(desktop);
 662 }
 663
 664 static void _at_spi_client_enable(gboolean enabled)
 665 {
 666         static GDBusProxy *proxy = NULL; //we keep proxy (dbus connection) until program exits
 667         GVariant *result;
 668         GError *error = NULL;
 669         GDBusProxyFlags flags = G_DBUS_PROXY_FLAGS_NONE;
 670
 671
 672         if (!proxy) {
 673                 proxy = g_dbus_proxy_new_for_bus_sync (G_BUS_TYPE_SESSION,
 674                                         flags,
 675                                         NULL, /* GDBusInterfaceInfo */
 676                                         "org.a11y.Bus",
 677                                         "/org/a11y/bus",
 678                                         "org.freedesktop.DBus.Properties",
 679                                         NULL, /* GCancellable */
 680                                         &error);
 681                 if (error) {
 682                         fprintf(stderr, "Failed to create proxy object for '/org/a11y/bus': %s\n", error->message);
 683                         g_error_free(error);
 684                         return;
 685                 }
 686         }
 687
 688         result = g_dbus_proxy_call_sync(proxy,
 689                                         "Set",
 690                                         g_variant_new ("(ssv)",  "org.a11y.Status", "IsEnabled", g_variant_new_boolean(enabled)),
 691                                         G_DBUS_CALL_FLAGS_NONE,
 692                                         -1,
 693                                         NULL,
 694                                         &error);
 695         if (result)
 696                 g_variant_unref(result);
 697
 698         if (error) {
 699                 fprintf(stderr, "Fail to call org.freedesktop.DBus.Properties.Set: %s\n", error->message);
 700                 g_error_free(error);
 701         }
 702 }
 703
 704 static void _run_command(int argc, char *argv[])
 705 {
 706         struct option long_options[] = {
 707                 {"help", no_argument, 0, 'h'},
 708                 {"version", no_argument, 0, 'v'},
 709                 {"show-legend", no_argument, 0, 'g'},
 710                 {"list-apps", no_argument, 0, 'l'},
 711                 {"at-spi-client", no_argument, 0, 'a'},
 712                 {"sleep", required_argument, 0, 's'},
 713                 {"tree-dump", required_argument, 0, 'd'},
 714                 {"tree-check", required_argument, 0, 'c'},
 715                 {"first-match", no_argument, 0, 'f'},
 716                 {"indent", required_argument, 0, 'i'},
 717                 {"truncate", required_argument, 0, 't'},
 718         };
 719
 720         int command = 0;
 721         int option_index = 0;
 722         bool traverse_flags[FLAG_NO] = {false};
 723         char *app_name = NULL;
 724         gboolean enable_at_spi_client;
 725
 726         while (TRUE) {
 727                 command = getopt_long(argc, argv, "hvgla:s:d:c:ft:i:", long_options, &option_index);
 728
 729                 if (command == ERROR_STATE)
 730                         break;
 731
 732                 switch (command) {
 733                 case 'h':
 734                         _print_help();
 735                         break;
 736
 737                 case 'v':
 738                         _print_version();
 739                         break;
 740
 741                 case 'g':
 742                         _print_atspi_states_legend();
 743                         break;
 744
 745                 case 'l':
 746                         _atspi_tree_traverse(NULL, false, false, false, module_name_limit);
 747                         break;
 748
 749                 case 'a':
 750                         enable_at_spi_client = TRUE;
 751                         if (optarg[0] == 'f' || optarg[0] == '0')
 752                                 enable_at_spi_client = FALSE;
 753
 754                         _at_spi_client_enable(enable_at_spi_client);
 755                         break;
 756
 757                 case 's':
 758                         sleep(atoi(optarg));
 759                         break;
 760
 761                 case 'd':
 762                         traverse_flags[DUMP] = true;
 763                         app_name = optarg;
 764                         break;
 765
 766                 case 'c':
 767                         traverse_flags[CHECK] = true;
 768                         app_name = optarg;
 769                         break;
 770
 771                 case 'f':
 772                         traverse_flags[FIRST_MATCH] = true;
 773                         break;
 774
 775                 case 'i':
 776                         _set_indent(atoi(optarg));
 777                         break;
 778
 779                 case 't':
 780                         _set_module_length_limit(atoi(optarg));
 781                         break;
 782
 783                 case '?':
 784                         fprintf(stderr, "Invalid parameter. Use: \"--help\"\n");
 785                         break;
 786
 787                 default:
 788                         abort();
 789                 }
 790         }
 791
 792         if (traverse_flags[DUMP] || traverse_flags[CHECK])
 793                 _atspi_tree_traverse(app_name, traverse_flags[DUMP], traverse_flags[CHECK], traverse_flags[FIRST_MATCH], module_name_limit);
 794 }
 795
 796 int main(int argc, char *argv[])
 797 {
 798         if (argc < 2) {
 799                 printf("Arguments required. Type %s --help.\n", argv[0]);
 800                 return -1;
 801         }
 802
 803         int result = atspi_init();
 804         if (result != 0)
 805         {
 806                 fprintf(stderr, "Unable to initilize AT-SPI infrastructure, atspi_init failed\n");
 807                 return -1;
 808         }
 809
 810         _run_command(argc, argv);
 811
 812         return 0;
 813 }