| 1 | /* Functions that provide the mechanism to parse a syscall XML file |
| 2 | and get its values. |
| 3 | |
| 4 | Copyright (C) 2009-2016 Free Software Foundation, Inc. |
| 5 | |
| 6 | This file is part of GDB. |
| 7 | |
| 8 | This program is free software; you can redistribute it and/or modify |
| 9 | it under the terms of the GNU General Public License as published by |
| 10 | the Free Software Foundation; either version 3 of the License, or |
| 11 | (at your option) any later version. |
| 12 | |
| 13 | This program is distributed in the hope that it will be useful, |
| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | GNU General Public License for more details. |
| 17 | |
| 18 | You should have received a copy of the GNU General Public License |
| 19 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 20 | |
| 21 | #include "defs.h" |
| 22 | #include "gdbtypes.h" |
| 23 | #include "xml-support.h" |
| 24 | #include "xml-syscall.h" |
| 25 | #include "gdbarch.h" |
| 26 | |
| 27 | /* For the struct syscall definition. */ |
| 28 | #include "target.h" |
| 29 | |
| 30 | #include "filenames.h" |
| 31 | |
| 32 | #ifndef HAVE_LIBEXPAT |
| 33 | |
| 34 | /* Dummy functions to indicate that there's no support for fetching |
| 35 | syscalls information. */ |
| 36 | |
| 37 | static void |
| 38 | syscall_warn_user (void) |
| 39 | { |
| 40 | static int have_warned = 0; |
| 41 | if (!have_warned) |
| 42 | { |
| 43 | have_warned = 1; |
| 44 | warning (_("Can not parse XML syscalls information; XML support was " |
| 45 | "disabled at compile time.")); |
| 46 | } |
| 47 | } |
| 48 | |
| 49 | void |
| 50 | set_xml_syscall_file_name (struct gdbarch *gdbarch, const char *name) |
| 51 | { |
| 52 | return; |
| 53 | } |
| 54 | |
| 55 | void |
| 56 | get_syscall_by_number (struct gdbarch *gdbarch, |
| 57 | int syscall_number, struct syscall *s) |
| 58 | { |
| 59 | syscall_warn_user (); |
| 60 | s->number = syscall_number; |
| 61 | s->name = NULL; |
| 62 | } |
| 63 | |
| 64 | void |
| 65 | get_syscall_by_name (struct gdbarch *gdbarch, const char *syscall_name, |
| 66 | struct syscall *s) |
| 67 | { |
| 68 | syscall_warn_user (); |
| 69 | s->number = UNKNOWN_SYSCALL; |
| 70 | s->name = syscall_name; |
| 71 | } |
| 72 | |
| 73 | const char ** |
| 74 | get_syscall_names (struct gdbarch *gdbarch) |
| 75 | { |
| 76 | syscall_warn_user (); |
| 77 | return NULL; |
| 78 | } |
| 79 | |
| 80 | struct syscall * |
| 81 | get_syscalls_by_group (struct gdbarch *gdbarch, const char *group) |
| 82 | { |
| 83 | syscall_warn_user (); |
| 84 | return NULL; |
| 85 | } |
| 86 | |
| 87 | const char ** |
| 88 | get_syscall_group_names (struct gdbarch *gdbarch) |
| 89 | { |
| 90 | syscall_warn_user (); |
| 91 | return NULL; |
| 92 | } |
| 93 | |
| 94 | #else /* ! HAVE_LIBEXPAT */ |
| 95 | |
| 96 | /* Structure which describes a syscall. */ |
| 97 | typedef struct syscall_desc |
| 98 | { |
| 99 | /* The syscall number. */ |
| 100 | |
| 101 | int number; |
| 102 | |
| 103 | /* The syscall name. */ |
| 104 | |
| 105 | char *name; |
| 106 | } *syscall_desc_p; |
| 107 | DEF_VEC_P(syscall_desc_p); |
| 108 | |
| 109 | /* Structure of a syscall group. */ |
| 110 | typedef struct syscall_group_desc |
| 111 | { |
| 112 | /* The group name. */ |
| 113 | |
| 114 | char *name; |
| 115 | |
| 116 | /* The syscalls that are part of the group. */ |
| 117 | |
| 118 | VEC(syscall_desc_p) *syscalls; |
| 119 | } *syscall_group_desc_p; |
| 120 | DEF_VEC_P(syscall_group_desc_p); |
| 121 | |
| 122 | /* Structure that represents syscalls information. */ |
| 123 | struct syscalls_info |
| 124 | { |
| 125 | /* The syscalls. */ |
| 126 | |
| 127 | VEC(syscall_desc_p) *syscalls; |
| 128 | |
| 129 | /* The syscall groups. */ |
| 130 | |
| 131 | VEC(syscall_group_desc_p) *groups; |
| 132 | |
| 133 | /* Variable that will hold the last known data-directory. This is |
| 134 | useful to know whether we should re-read the XML info for the |
| 135 | target. */ |
| 136 | |
| 137 | char *my_gdb_datadir; |
| 138 | }; |
| 139 | |
| 140 | /* Callback data for syscall information parsing. */ |
| 141 | struct syscall_parsing_data |
| 142 | { |
| 143 | /* The syscalls_info we are building. */ |
| 144 | |
| 145 | struct syscalls_info *syscalls_info; |
| 146 | }; |
| 147 | |
| 148 | static struct syscalls_info * |
| 149 | allocate_syscalls_info (void) |
| 150 | { |
| 151 | return XCNEW (struct syscalls_info); |
| 152 | } |
| 153 | |
| 154 | static void |
| 155 | syscalls_info_free_syscalls_desc (struct syscall_desc *sd) |
| 156 | { |
| 157 | xfree (sd->name); |
| 158 | } |
| 159 | |
| 160 | /* Free syscall_group_desc members but not the structure itself. */ |
| 161 | |
| 162 | static void |
| 163 | syscalls_info_free_syscall_group_desc (struct syscall_group_desc *sd) |
| 164 | { |
| 165 | VEC_free (syscall_desc_p, sd->syscalls); |
| 166 | xfree (sd->name); |
| 167 | } |
| 168 | |
| 169 | static void |
| 170 | free_syscalls_info (void *arg) |
| 171 | { |
| 172 | struct syscalls_info *syscalls_info = (struct syscalls_info *) arg; |
| 173 | struct syscall_desc *sysdesc; |
| 174 | struct syscall_group_desc *groupdesc; |
| 175 | int i; |
| 176 | |
| 177 | xfree (syscalls_info->my_gdb_datadir); |
| 178 | |
| 179 | if (syscalls_info->syscalls != NULL) |
| 180 | { |
| 181 | for (i = 0; |
| 182 | VEC_iterate (syscall_desc_p, syscalls_info->syscalls, i, sysdesc); |
| 183 | i++) |
| 184 | syscalls_info_free_syscalls_desc (sysdesc); |
| 185 | VEC_free (syscall_desc_p, syscalls_info->syscalls); |
| 186 | } |
| 187 | |
| 188 | if (syscalls_info->groups != NULL) |
| 189 | { |
| 190 | for (i = 0; |
| 191 | VEC_iterate (syscall_group_desc_p, |
| 192 | syscalls_info->groups, i, groupdesc); |
| 193 | i++) |
| 194 | syscalls_info_free_syscall_group_desc (groupdesc); |
| 195 | |
| 196 | VEC_free (syscall_group_desc_p, syscalls_info->groups); |
| 197 | } |
| 198 | |
| 199 | xfree (syscalls_info); |
| 200 | } |
| 201 | |
| 202 | static struct cleanup * |
| 203 | make_cleanup_free_syscalls_info (struct syscalls_info *syscalls_info) |
| 204 | { |
| 205 | return make_cleanup (free_syscalls_info, syscalls_info); |
| 206 | } |
| 207 | |
| 208 | /* Create a new syscall group. Return pointer to the |
| 209 | syscall_group_desc structure that represents the new group. */ |
| 210 | |
| 211 | static struct syscall_group_desc * |
| 212 | syscall_group_create_syscall_group_desc (struct syscalls_info *syscalls_info, |
| 213 | const char *group) |
| 214 | { |
| 215 | struct syscall_group_desc *groupdesc = XCNEW (struct syscall_group_desc); |
| 216 | |
| 217 | groupdesc->name = xstrdup (group); |
| 218 | |
| 219 | VEC_safe_push (syscall_group_desc_p, syscalls_info->groups, groupdesc); |
| 220 | |
| 221 | return groupdesc; |
| 222 | } |
| 223 | |
| 224 | /* Add a syscall to the group. If group doesn't exist, create it. */ |
| 225 | |
| 226 | static void |
| 227 | syscall_group_add_syscall (struct syscalls_info *syscalls_info, |
| 228 | struct syscall_desc *syscall, |
| 229 | const char *group) |
| 230 | { |
| 231 | struct syscall_group_desc *groupdesc = NULL; |
| 232 | int i; |
| 233 | |
| 234 | /* Search for an existing group. */ |
| 235 | for (i = 0; |
| 236 | VEC_iterate (syscall_group_desc_p, syscalls_info->groups, i, groupdesc); |
| 237 | i++) |
| 238 | { |
| 239 | if (strcmp (groupdesc->name, group) == 0) |
| 240 | break; |
| 241 | } |
| 242 | |
| 243 | if (groupdesc == NULL) |
| 244 | { |
| 245 | /* No group was found with this name. We must create a new |
| 246 | one. */ |
| 247 | groupdesc = syscall_group_create_syscall_group_desc (syscalls_info, |
| 248 | group); |
| 249 | } |
| 250 | |
| 251 | VEC_safe_push (syscall_desc_p, groupdesc->syscalls, syscall); |
| 252 | } |
| 253 | |
| 254 | static void |
| 255 | syscall_create_syscall_desc (struct syscalls_info *syscalls_info, |
| 256 | const char *name, int number, |
| 257 | char *groups) |
| 258 | { |
| 259 | struct syscall_desc *sysdesc = XCNEW (struct syscall_desc); |
| 260 | char *group; |
| 261 | |
| 262 | sysdesc->name = xstrdup (name); |
| 263 | sysdesc->number = number; |
| 264 | |
| 265 | VEC_safe_push (syscall_desc_p, syscalls_info->syscalls, sysdesc); |
| 266 | |
| 267 | /* Add syscall to its groups. */ |
| 268 | if (groups != NULL) |
| 269 | { |
| 270 | for (group = strtok (groups, ","); |
| 271 | group != NULL; |
| 272 | group = strtok (NULL, ",")) |
| 273 | syscall_group_add_syscall (syscalls_info, sysdesc, group); |
| 274 | } |
| 275 | } |
| 276 | |
| 277 | /* Handle the start of a <syscall> element. */ |
| 278 | static void |
| 279 | syscall_start_syscall (struct gdb_xml_parser *parser, |
| 280 | const struct gdb_xml_element *element, |
| 281 | void *user_data, VEC(gdb_xml_value_s) *attributes) |
| 282 | { |
| 283 | struct syscall_parsing_data *data = (struct syscall_parsing_data *) user_data; |
| 284 | struct gdb_xml_value *attrs = VEC_address (gdb_xml_value_s, attributes); |
| 285 | int len, i; |
| 286 | /* syscall info. */ |
| 287 | char *name = NULL; |
| 288 | int number = 0; |
| 289 | char *groups = NULL; |
| 290 | |
| 291 | len = VEC_length (gdb_xml_value_s, attributes); |
| 292 | |
| 293 | for (i = 0; i < len; i++) |
| 294 | { |
| 295 | if (strcmp (attrs[i].name, "name") == 0) |
| 296 | name = (char *) attrs[i].value; |
| 297 | else if (strcmp (attrs[i].name, "number") == 0) |
| 298 | number = * (ULONGEST *) attrs[i].value; |
| 299 | else if (strcmp (attrs[i].name, "groups") == 0) |
| 300 | groups = (char *) attrs[i].value; |
| 301 | else |
| 302 | internal_error (__FILE__, __LINE__, |
| 303 | _("Unknown attribute name '%s'."), attrs[i].name); |
| 304 | } |
| 305 | |
| 306 | gdb_assert (name); |
| 307 | syscall_create_syscall_desc (data->syscalls_info, name, number, groups); |
| 308 | } |
| 309 | |
| 310 | |
| 311 | /* The elements and attributes of an XML syscall document. */ |
| 312 | static const struct gdb_xml_attribute syscall_attr[] = { |
| 313 | { "number", GDB_XML_AF_NONE, gdb_xml_parse_attr_ulongest, NULL }, |
| 314 | { "name", GDB_XML_AF_NONE, NULL, NULL }, |
| 315 | { "groups", GDB_XML_AF_OPTIONAL, NULL, NULL }, |
| 316 | { NULL, GDB_XML_AF_NONE, NULL, NULL } |
| 317 | }; |
| 318 | |
| 319 | static const struct gdb_xml_element syscalls_info_children[] = { |
| 320 | { "syscall", syscall_attr, NULL, |
| 321 | GDB_XML_EF_OPTIONAL | GDB_XML_EF_REPEATABLE, |
| 322 | syscall_start_syscall, NULL }, |
| 323 | { NULL, NULL, NULL, GDB_XML_EF_NONE, NULL, NULL } |
| 324 | }; |
| 325 | |
| 326 | static const struct gdb_xml_element syselements[] = { |
| 327 | { "syscalls_info", NULL, syscalls_info_children, |
| 328 | GDB_XML_EF_NONE, NULL, NULL }, |
| 329 | { NULL, NULL, NULL, GDB_XML_EF_NONE, NULL, NULL } |
| 330 | }; |
| 331 | |
| 332 | static struct syscalls_info * |
| 333 | syscall_parse_xml (const char *document, xml_fetch_another fetcher, |
| 334 | void *fetcher_baton) |
| 335 | { |
| 336 | struct cleanup *result_cleanup; |
| 337 | struct syscall_parsing_data data; |
| 338 | |
| 339 | data.syscalls_info = allocate_syscalls_info (); |
| 340 | result_cleanup = make_cleanup_free_syscalls_info (data.syscalls_info); |
| 341 | |
| 342 | if (gdb_xml_parse_quick (_("syscalls info"), NULL, |
| 343 | syselements, document, &data) == 0) |
| 344 | { |
| 345 | /* Parsed successfully. */ |
| 346 | discard_cleanups (result_cleanup); |
| 347 | return data.syscalls_info; |
| 348 | } |
| 349 | else |
| 350 | { |
| 351 | warning (_("Could not load XML syscalls info; ignoring")); |
| 352 | do_cleanups (result_cleanup); |
| 353 | return NULL; |
| 354 | } |
| 355 | } |
| 356 | |
| 357 | /* Function responsible for initializing the information |
| 358 | about the syscalls. It reads the XML file and fills the |
| 359 | struct syscalls_info with the values. |
| 360 | |
| 361 | Returns the struct syscalls_info if the file is valid, NULL otherwise. */ |
| 362 | static struct syscalls_info * |
| 363 | xml_init_syscalls_info (const char *filename) |
| 364 | { |
| 365 | char *full_file; |
| 366 | char *dirname; |
| 367 | struct syscalls_info *syscalls_info; |
| 368 | struct cleanup *back_to; |
| 369 | |
| 370 | full_file = xml_fetch_content_from_file (filename, gdb_datadir); |
| 371 | if (full_file == NULL) |
| 372 | return NULL; |
| 373 | |
| 374 | back_to = make_cleanup (xfree, full_file); |
| 375 | |
| 376 | dirname = ldirname (filename); |
| 377 | if (dirname != NULL) |
| 378 | make_cleanup (xfree, dirname); |
| 379 | |
| 380 | syscalls_info = syscall_parse_xml (full_file, |
| 381 | xml_fetch_content_from_file, dirname); |
| 382 | do_cleanups (back_to); |
| 383 | |
| 384 | return syscalls_info; |
| 385 | } |
| 386 | |
| 387 | /* Initializes the syscalls_info structure according to the |
| 388 | architecture. */ |
| 389 | static void |
| 390 | init_syscalls_info (struct gdbarch *gdbarch) |
| 391 | { |
| 392 | struct syscalls_info *syscalls_info = gdbarch_syscalls_info (gdbarch); |
| 393 | const char *xml_syscall_file = gdbarch_xml_syscall_file (gdbarch); |
| 394 | |
| 395 | /* Should we re-read the XML info for this target? */ |
| 396 | if (syscalls_info != NULL && syscalls_info->my_gdb_datadir != NULL |
| 397 | && filename_cmp (syscalls_info->my_gdb_datadir, gdb_datadir) != 0) |
| 398 | { |
| 399 | /* The data-directory changed from the last time we used it. |
| 400 | It means that we have to re-read the XML info. */ |
| 401 | free_syscalls_info (syscalls_info); |
| 402 | syscalls_info = NULL; |
| 403 | set_gdbarch_syscalls_info (gdbarch, NULL); |
| 404 | } |
| 405 | |
| 406 | /* Did we succeed at initializing this? */ |
| 407 | if (syscalls_info != NULL) |
| 408 | return; |
| 409 | |
| 410 | syscalls_info = xml_init_syscalls_info (xml_syscall_file); |
| 411 | |
| 412 | /* If there was some error reading the XML file, we initialize |
| 413 | gdbarch->syscalls_info anyway, in order to store information |
| 414 | about our attempt. */ |
| 415 | if (syscalls_info == NULL) |
| 416 | syscalls_info = allocate_syscalls_info (); |
| 417 | |
| 418 | if (syscalls_info->syscalls == NULL) |
| 419 | { |
| 420 | if (xml_syscall_file != NULL) |
| 421 | warning (_("Could not load the syscall XML file `%s/%s'."), |
| 422 | gdb_datadir, xml_syscall_file); |
| 423 | else |
| 424 | warning (_("There is no XML file to open.")); |
| 425 | |
| 426 | warning (_("GDB will not be able to display " |
| 427 | "syscall names nor to verify if\n" |
| 428 | "any provided syscall numbers are valid.")); |
| 429 | } |
| 430 | |
| 431 | /* Saving the data-directory used to read this XML info. */ |
| 432 | syscalls_info->my_gdb_datadir = xstrdup (gdb_datadir); |
| 433 | |
| 434 | set_gdbarch_syscalls_info (gdbarch, syscalls_info); |
| 435 | } |
| 436 | |
| 437 | /* Search for a syscall group by its name. Return syscall_group_desc |
| 438 | structure for the group if found or NULL otherwise. */ |
| 439 | |
| 440 | static struct syscall_group_desc * |
| 441 | syscall_group_get_group_by_name (const struct syscalls_info *syscalls_info, |
| 442 | const char *group) |
| 443 | { |
| 444 | struct syscall_group_desc *groupdesc; |
| 445 | int i; |
| 446 | |
| 447 | if (syscalls_info == NULL) |
| 448 | return NULL; |
| 449 | |
| 450 | if (group == NULL) |
| 451 | return NULL; |
| 452 | |
| 453 | /* Search for existing group. */ |
| 454 | for (i = 0; |
| 455 | VEC_iterate (syscall_group_desc_p, syscalls_info->groups, i, groupdesc); |
| 456 | i++) |
| 457 | { |
| 458 | if (strcmp (groupdesc->name, group) == 0) |
| 459 | return groupdesc; |
| 460 | } |
| 461 | |
| 462 | return NULL; |
| 463 | } |
| 464 | |
| 465 | static int |
| 466 | xml_get_syscall_number (struct gdbarch *gdbarch, |
| 467 | const char *syscall_name) |
| 468 | { |
| 469 | struct syscalls_info *syscalls_info = gdbarch_syscalls_info (gdbarch); |
| 470 | struct syscall_desc *sysdesc; |
| 471 | int i; |
| 472 | |
| 473 | if (syscalls_info == NULL |
| 474 | || syscall_name == NULL) |
| 475 | return UNKNOWN_SYSCALL; |
| 476 | |
| 477 | for (i = 0; |
| 478 | VEC_iterate(syscall_desc_p, syscalls_info->syscalls, i, sysdesc); |
| 479 | i++) |
| 480 | if (strcmp (sysdesc->name, syscall_name) == 0) |
| 481 | return sysdesc->number; |
| 482 | |
| 483 | return UNKNOWN_SYSCALL; |
| 484 | } |
| 485 | |
| 486 | static const char * |
| 487 | xml_get_syscall_name (struct gdbarch *gdbarch, |
| 488 | int syscall_number) |
| 489 | { |
| 490 | struct syscalls_info *syscalls_info = gdbarch_syscalls_info (gdbarch); |
| 491 | struct syscall_desc *sysdesc; |
| 492 | int i; |
| 493 | |
| 494 | if (syscalls_info == NULL |
| 495 | || syscall_number < 0) |
| 496 | return NULL; |
| 497 | |
| 498 | for (i = 0; |
| 499 | VEC_iterate(syscall_desc_p, syscalls_info->syscalls, i, sysdesc); |
| 500 | i++) |
| 501 | if (sysdesc->number == syscall_number) |
| 502 | return sysdesc->name; |
| 503 | |
| 504 | return NULL; |
| 505 | } |
| 506 | |
| 507 | static const char ** |
| 508 | xml_list_of_syscalls (struct gdbarch *gdbarch) |
| 509 | { |
| 510 | struct syscalls_info *syscalls_info = gdbarch_syscalls_info (gdbarch); |
| 511 | struct syscall_desc *sysdesc; |
| 512 | const char **names = NULL; |
| 513 | int nsyscalls; |
| 514 | int i; |
| 515 | |
| 516 | if (syscalls_info == NULL) |
| 517 | return NULL; |
| 518 | |
| 519 | nsyscalls = VEC_length (syscall_desc_p, syscalls_info->syscalls); |
| 520 | names = XNEWVEC (const char *, nsyscalls + 1); |
| 521 | |
| 522 | for (i = 0; |
| 523 | VEC_iterate (syscall_desc_p, syscalls_info->syscalls, i, sysdesc); |
| 524 | i++) |
| 525 | names[i] = sysdesc->name; |
| 526 | |
| 527 | names[i] = NULL; |
| 528 | |
| 529 | return names; |
| 530 | } |
| 531 | |
| 532 | /* Iterate over the syscall_group_desc element to return a list of |
| 533 | syscalls that are part of the given group, terminated by an empty |
| 534 | element. If the syscall group doesn't exist, return NULL. */ |
| 535 | |
| 536 | static struct syscall * |
| 537 | xml_list_syscalls_by_group (struct gdbarch *gdbarch, const char *group) |
| 538 | { |
| 539 | struct syscalls_info *syscalls_info = gdbarch_syscalls_info (gdbarch); |
| 540 | struct syscall_group_desc *groupdesc; |
| 541 | struct syscall_desc *sysdesc; |
| 542 | struct syscall *syscalls = NULL; |
| 543 | int nsyscalls; |
| 544 | int i; |
| 545 | |
| 546 | if (syscalls_info == NULL) |
| 547 | return NULL; |
| 548 | |
| 549 | groupdesc = syscall_group_get_group_by_name (syscalls_info, group); |
| 550 | if (groupdesc == NULL) |
| 551 | return NULL; |
| 552 | |
| 553 | nsyscalls = VEC_length (syscall_desc_p, groupdesc->syscalls); |
| 554 | syscalls = (struct syscall*) xmalloc ((nsyscalls + 1) |
| 555 | * sizeof (struct syscall)); |
| 556 | |
| 557 | for (i = 0; |
| 558 | VEC_iterate (syscall_desc_p, groupdesc->syscalls, i, sysdesc); |
| 559 | i++) |
| 560 | { |
| 561 | syscalls[i].name = sysdesc->name; |
| 562 | syscalls[i].number = sysdesc->number; |
| 563 | } |
| 564 | |
| 565 | /* Add final element marker. */ |
| 566 | syscalls[i].name = NULL; |
| 567 | syscalls[i].number = 0; |
| 568 | |
| 569 | return syscalls; |
| 570 | } |
| 571 | |
| 572 | /* Return a NULL terminated list of syscall groups or an empty list, if |
| 573 | no syscall group is available. Return NULL, if there is no syscall |
| 574 | information available. */ |
| 575 | |
| 576 | static const char ** |
| 577 | xml_list_of_groups (struct gdbarch *gdbarch) |
| 578 | { |
| 579 | struct syscalls_info *syscalls_info = gdbarch_syscalls_info (gdbarch); |
| 580 | struct syscall_group_desc *groupdesc; |
| 581 | const char **names = NULL; |
| 582 | int i; |
| 583 | int ngroups; |
| 584 | |
| 585 | if (syscalls_info == NULL) |
| 586 | return NULL; |
| 587 | |
| 588 | ngroups = VEC_length (syscall_group_desc_p, syscalls_info->groups); |
| 589 | names = (const char**) xmalloc ((ngroups + 1) * sizeof (char *)); |
| 590 | |
| 591 | for (i = 0; |
| 592 | VEC_iterate (syscall_group_desc_p, syscalls_info->groups, i, groupdesc); |
| 593 | i++) |
| 594 | names[i] = groupdesc->name; |
| 595 | |
| 596 | names[i] = NULL; |
| 597 | |
| 598 | return names; |
| 599 | } |
| 600 | |
| 601 | void |
| 602 | set_xml_syscall_file_name (struct gdbarch *gdbarch, const char *name) |
| 603 | { |
| 604 | set_gdbarch_xml_syscall_file (gdbarch, name); |
| 605 | } |
| 606 | |
| 607 | void |
| 608 | get_syscall_by_number (struct gdbarch *gdbarch, |
| 609 | int syscall_number, struct syscall *s) |
| 610 | { |
| 611 | init_syscalls_info (gdbarch); |
| 612 | |
| 613 | s->number = syscall_number; |
| 614 | s->name = xml_get_syscall_name (gdbarch, syscall_number); |
| 615 | } |
| 616 | |
| 617 | void |
| 618 | get_syscall_by_name (struct gdbarch *gdbarch, |
| 619 | const char *syscall_name, struct syscall *s) |
| 620 | { |
| 621 | init_syscalls_info (gdbarch); |
| 622 | |
| 623 | s->number = xml_get_syscall_number (gdbarch, syscall_name); |
| 624 | s->name = syscall_name; |
| 625 | } |
| 626 | |
| 627 | const char ** |
| 628 | get_syscall_names (struct gdbarch *gdbarch) |
| 629 | { |
| 630 | init_syscalls_info (gdbarch); |
| 631 | |
| 632 | return xml_list_of_syscalls (gdbarch); |
| 633 | } |
| 634 | |
| 635 | /* See comment in xml-syscall.h. */ |
| 636 | |
| 637 | struct syscall * |
| 638 | get_syscalls_by_group (struct gdbarch *gdbarch, const char *group) |
| 639 | { |
| 640 | init_syscalls_info (gdbarch); |
| 641 | |
| 642 | return xml_list_syscalls_by_group (gdbarch, group); |
| 643 | } |
| 644 | |
| 645 | /* See comment in xml-syscall.h. */ |
| 646 | |
| 647 | const char ** |
| 648 | get_syscall_group_names (struct gdbarch *gdbarch) |
| 649 | { |
| 650 | init_syscalls_info (gdbarch); |
| 651 | |
| 652 | return xml_list_of_groups (gdbarch); |
| 653 | } |
| 654 | |
| 655 | #endif /* ! HAVE_LIBEXPAT */ |