| 1 | /************************************************************ |
| 2 | Copyright (c) 1993 by Silicon Graphics Computer Systems, Inc. |
| 3 | |
| 4 | Permission to use, copy, modify, and distribute this |
| 5 | software and its documentation for any purpose and without |
| 6 | fee is hereby granted, provided that the above copyright |
| 7 | notice appear in all copies and that both that copyright |
| 8 | notice and this permission notice appear in supporting |
| 9 | documentation, and that the name of Silicon Graphics not be |
| 10 | used in advertising or publicity pertaining to distribution |
| 11 | of the software without specific prior written permission. |
| 12 | Silicon Graphics makes no representation about the suitability |
| 13 | of this software for any purpose. It is provided "as is" |
| 14 | without any express or implied warranty. |
| 15 | |
| 16 | SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS |
| 17 | SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY |
| 18 | AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON |
| 19 | GRAPHICS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL |
| 20 | DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, |
| 21 | DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE |
| 22 | OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH |
| 23 | THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 24 | |
| 25 | ********************************************************/ |
| 26 | |
| 27 | #ifdef HAVE_DIX_CONFIG_H |
| 28 | #include <dix-config.h> |
| 29 | #endif |
| 30 | |
| 31 | #include <stdio.h> |
| 32 | #include <X11/X.h> |
| 33 | #include <X11/Xproto.h> |
| 34 | #include "misc.h" |
| 35 | #include "inputstr.h" |
| 36 | #include <xkbsrv.h> |
| 37 | #include "xkbgeom.h" |
| 38 | |
| 39 | /***====================================================================***/ |
| 40 | |
| 41 | static void |
| 42 | _XkbFreeGeomLeafElems(Bool freeAll, |
| 43 | int first, |
| 44 | int count, |
| 45 | unsigned short *num_inout, |
| 46 | unsigned short *sz_inout, |
| 47 | char **elems, unsigned int elem_sz) |
| 48 | { |
| 49 | if ((freeAll) || (*elems == NULL)) { |
| 50 | *num_inout = *sz_inout = 0; |
| 51 | free(*elems); |
| 52 | *elems = NULL; |
| 53 | return; |
| 54 | } |
| 55 | |
| 56 | if ((first >= (*num_inout)) || (first < 0) || (count < 1)) |
| 57 | return; |
| 58 | |
| 59 | if (first + count >= (*num_inout)) { |
| 60 | /* truncating the array is easy */ |
| 61 | (*num_inout) = first; |
| 62 | } |
| 63 | else { |
| 64 | char *ptr; |
| 65 | int extra; |
| 66 | |
| 67 | ptr = *elems; |
| 68 | extra = ((*num_inout) - (first + count)) * elem_sz; |
| 69 | if (extra > 0) |
| 70 | memmove(&ptr[first * elem_sz], &ptr[(first + count) * elem_sz], |
| 71 | extra); |
| 72 | (*num_inout) -= count; |
| 73 | } |
| 74 | return; |
| 75 | } |
| 76 | |
| 77 | typedef void (*ContentsClearFunc) (char * /* priv */ |
| 78 | ); |
| 79 | |
| 80 | static void |
| 81 | _XkbFreeGeomNonLeafElems(Bool freeAll, |
| 82 | int first, |
| 83 | int count, |
| 84 | unsigned short *num_inout, |
| 85 | unsigned short *sz_inout, |
| 86 | char **elems, |
| 87 | unsigned int elem_sz, ContentsClearFunc freeFunc) |
| 88 | { |
| 89 | register int i; |
| 90 | register char *ptr; |
| 91 | |
| 92 | if (freeAll) { |
| 93 | first = 0; |
| 94 | count = (*num_inout); |
| 95 | } |
| 96 | else if ((first >= (*num_inout)) || (first < 0) || (count < 1)) |
| 97 | return; |
| 98 | else if (first + count > (*num_inout)) |
| 99 | count = (*num_inout) - first; |
| 100 | if (*elems == NULL) |
| 101 | return; |
| 102 | |
| 103 | if (freeFunc) { |
| 104 | ptr = *elems; |
| 105 | ptr += first * elem_sz; |
| 106 | for (i = 0; i < count; i++) { |
| 107 | (*freeFunc) (ptr); |
| 108 | ptr += elem_sz; |
| 109 | } |
| 110 | } |
| 111 | if (freeAll) { |
| 112 | (*num_inout) = (*sz_inout) = 0; |
| 113 | free(*elems); |
| 114 | *elems = NULL; |
| 115 | } |
| 116 | else if (first + count >= (*num_inout)) |
| 117 | *num_inout = first; |
| 118 | else { |
| 119 | i = ((*num_inout) - (first + count)) * elem_sz; |
| 120 | ptr = *elems; |
| 121 | memmove(&ptr[first * elem_sz], &ptr[(first + count) * elem_sz], i); |
| 122 | (*num_inout) -= count; |
| 123 | } |
| 124 | return; |
| 125 | } |
| 126 | |
| 127 | /***====================================================================***/ |
| 128 | |
| 129 | static void |
| 130 | _XkbClearProperty(char *prop_in) |
| 131 | { |
| 132 | XkbPropertyPtr prop = (XkbPropertyPtr) prop_in; |
| 133 | |
| 134 | free(prop->name); |
| 135 | prop->name = NULL; |
| 136 | free(prop->value); |
| 137 | prop->value = NULL; |
| 138 | return; |
| 139 | } |
| 140 | |
| 141 | void |
| 142 | XkbFreeGeomProperties(XkbGeometryPtr geom, int first, int count, Bool freeAll) |
| 143 | { |
| 144 | _XkbFreeGeomNonLeafElems(freeAll, first, count, |
| 145 | &geom->num_properties, &geom->sz_properties, |
| 146 | (char **) &geom->properties, |
| 147 | sizeof(XkbPropertyRec), _XkbClearProperty); |
| 148 | return; |
| 149 | } |
| 150 | |
| 151 | /***====================================================================***/ |
| 152 | |
| 153 | void |
| 154 | XkbFreeGeomKeyAliases(XkbGeometryPtr geom, int first, int count, Bool freeAll) |
| 155 | { |
| 156 | _XkbFreeGeomLeafElems(freeAll, first, count, |
| 157 | &geom->num_key_aliases, &geom->sz_key_aliases, |
| 158 | (char **) &geom->key_aliases, sizeof(XkbKeyAliasRec)); |
| 159 | return; |
| 160 | } |
| 161 | |
| 162 | /***====================================================================***/ |
| 163 | |
| 164 | static void |
| 165 | _XkbClearColor(char *color_in) |
| 166 | { |
| 167 | XkbColorPtr color = (XkbColorPtr) color_in; |
| 168 | |
| 169 | free(color->spec); |
| 170 | return; |
| 171 | } |
| 172 | |
| 173 | void |
| 174 | XkbFreeGeomColors(XkbGeometryPtr geom, int first, int count, Bool freeAll) |
| 175 | { |
| 176 | _XkbFreeGeomNonLeafElems(freeAll, first, count, |
| 177 | &geom->num_colors, &geom->sz_colors, |
| 178 | (char **) &geom->colors, |
| 179 | sizeof(XkbColorRec), _XkbClearColor); |
| 180 | return; |
| 181 | } |
| 182 | |
| 183 | /***====================================================================***/ |
| 184 | |
| 185 | void |
| 186 | XkbFreeGeomPoints(XkbOutlinePtr outline, int first, int count, Bool freeAll) |
| 187 | { |
| 188 | _XkbFreeGeomLeafElems(freeAll, first, count, |
| 189 | &outline->num_points, &outline->sz_points, |
| 190 | (char **) &outline->points, sizeof(XkbPointRec)); |
| 191 | return; |
| 192 | } |
| 193 | |
| 194 | /***====================================================================***/ |
| 195 | |
| 196 | static void |
| 197 | _XkbClearOutline(char *outline_in) |
| 198 | { |
| 199 | XkbOutlinePtr outline = (XkbOutlinePtr) outline_in; |
| 200 | |
| 201 | if (outline->points != NULL) |
| 202 | XkbFreeGeomPoints(outline, 0, outline->num_points, TRUE); |
| 203 | return; |
| 204 | } |
| 205 | |
| 206 | void |
| 207 | XkbFreeGeomOutlines(XkbShapePtr shape, int first, int count, Bool freeAll) |
| 208 | { |
| 209 | _XkbFreeGeomNonLeafElems(freeAll, first, count, |
| 210 | &shape->num_outlines, &shape->sz_outlines, |
| 211 | (char **) &shape->outlines, |
| 212 | sizeof(XkbOutlineRec), _XkbClearOutline); |
| 213 | |
| 214 | return; |
| 215 | } |
| 216 | |
| 217 | /***====================================================================***/ |
| 218 | |
| 219 | static void |
| 220 | _XkbClearShape(char *shape_in) |
| 221 | { |
| 222 | XkbShapePtr shape = (XkbShapePtr) shape_in; |
| 223 | |
| 224 | if (shape->outlines) |
| 225 | XkbFreeGeomOutlines(shape, 0, shape->num_outlines, TRUE); |
| 226 | return; |
| 227 | } |
| 228 | |
| 229 | void |
| 230 | XkbFreeGeomShapes(XkbGeometryPtr geom, int first, int count, Bool freeAll) |
| 231 | { |
| 232 | _XkbFreeGeomNonLeafElems(freeAll, first, count, |
| 233 | &geom->num_shapes, &geom->sz_shapes, |
| 234 | (char **) &geom->shapes, |
| 235 | sizeof(XkbShapeRec), _XkbClearShape); |
| 236 | return; |
| 237 | } |
| 238 | |
| 239 | /***====================================================================***/ |
| 240 | |
| 241 | void |
| 242 | XkbFreeGeomOverlayKeys(XkbOverlayRowPtr row, int first, int count, Bool freeAll) |
| 243 | { |
| 244 | _XkbFreeGeomLeafElems(freeAll, first, count, |
| 245 | &row->num_keys, &row->sz_keys, |
| 246 | (char **) &row->keys, sizeof(XkbOverlayKeyRec)); |
| 247 | return; |
| 248 | } |
| 249 | |
| 250 | /***====================================================================***/ |
| 251 | |
| 252 | void |
| 253 | XkbFreeGeomKeys(XkbRowPtr row, int first, int count, Bool freeAll) |
| 254 | { |
| 255 | _XkbFreeGeomLeafElems(freeAll, first, count, |
| 256 | &row->num_keys, &row->sz_keys, |
| 257 | (char **) &row->keys, sizeof(XkbKeyRec)); |
| 258 | return; |
| 259 | } |
| 260 | |
| 261 | /***====================================================================***/ |
| 262 | |
| 263 | static void |
| 264 | _XkbClearRow(char *row_in) |
| 265 | { |
| 266 | XkbRowPtr row = (XkbRowPtr) row_in; |
| 267 | |
| 268 | if (row->keys != NULL) |
| 269 | XkbFreeGeomKeys(row, 0, row->num_keys, TRUE); |
| 270 | return; |
| 271 | } |
| 272 | |
| 273 | void |
| 274 | XkbFreeGeomRows(XkbSectionPtr section, int first, int count, Bool freeAll) |
| 275 | { |
| 276 | _XkbFreeGeomNonLeafElems(freeAll, first, count, |
| 277 | §ion->num_rows, §ion->sz_rows, |
| 278 | (char **) §ion->rows, |
| 279 | sizeof(XkbRowRec), _XkbClearRow); |
| 280 | } |
| 281 | |
| 282 | /***====================================================================***/ |
| 283 | |
| 284 | static void |
| 285 | _XkbClearSection(char *section_in) |
| 286 | { |
| 287 | XkbSectionPtr section = (XkbSectionPtr) section_in; |
| 288 | |
| 289 | if (section->rows != NULL) |
| 290 | XkbFreeGeomRows(section, 0, section->num_rows, TRUE); |
| 291 | if (section->doodads != NULL) { |
| 292 | XkbFreeGeomDoodads(section->doodads, section->num_doodads, TRUE); |
| 293 | section->doodads = NULL; |
| 294 | } |
| 295 | return; |
| 296 | } |
| 297 | |
| 298 | void |
| 299 | XkbFreeGeomSections(XkbGeometryPtr geom, int first, int count, Bool freeAll) |
| 300 | { |
| 301 | _XkbFreeGeomNonLeafElems(freeAll, first, count, |
| 302 | &geom->num_sections, &geom->sz_sections, |
| 303 | (char **) &geom->sections, |
| 304 | sizeof(XkbSectionRec), _XkbClearSection); |
| 305 | return; |
| 306 | } |
| 307 | |
| 308 | /***====================================================================***/ |
| 309 | |
| 310 | static void |
| 311 | _XkbClearDoodad(char *doodad_in) |
| 312 | { |
| 313 | XkbDoodadPtr doodad = (XkbDoodadPtr) doodad_in; |
| 314 | |
| 315 | switch (doodad->any.type) { |
| 316 | case XkbTextDoodad: |
| 317 | { |
| 318 | free(doodad->text.text); |
| 319 | doodad->text.text = NULL; |
| 320 | free(doodad->text.font); |
| 321 | doodad->text.font = NULL; |
| 322 | } |
| 323 | break; |
| 324 | case XkbLogoDoodad: |
| 325 | { |
| 326 | free(doodad->logo.logo_name); |
| 327 | doodad->logo.logo_name = NULL; |
| 328 | } |
| 329 | break; |
| 330 | } |
| 331 | return; |
| 332 | } |
| 333 | |
| 334 | void |
| 335 | XkbFreeGeomDoodads(XkbDoodadPtr doodads, int nDoodads, Bool freeAll) |
| 336 | { |
| 337 | register int i; |
| 338 | register XkbDoodadPtr doodad; |
| 339 | |
| 340 | if (doodads) { |
| 341 | for (i = 0, doodad = doodads; i < nDoodads; i++, doodad++) { |
| 342 | _XkbClearDoodad((char *) doodad); |
| 343 | } |
| 344 | if (freeAll) |
| 345 | free(doodads); |
| 346 | } |
| 347 | return; |
| 348 | } |
| 349 | |
| 350 | void |
| 351 | XkbFreeGeometry(XkbGeometryPtr geom, unsigned which, Bool freeMap) |
| 352 | { |
| 353 | if (geom == NULL) |
| 354 | return; |
| 355 | if (freeMap) |
| 356 | which = XkbGeomAllMask; |
| 357 | if ((which & XkbGeomPropertiesMask) && (geom->properties != NULL)) |
| 358 | XkbFreeGeomProperties(geom, 0, geom->num_properties, TRUE); |
| 359 | if ((which & XkbGeomColorsMask) && (geom->colors != NULL)) |
| 360 | XkbFreeGeomColors(geom, 0, geom->num_colors, TRUE); |
| 361 | if ((which & XkbGeomShapesMask) && (geom->shapes != NULL)) |
| 362 | XkbFreeGeomShapes(geom, 0, geom->num_shapes, TRUE); |
| 363 | if ((which & XkbGeomSectionsMask) && (geom->sections != NULL)) |
| 364 | XkbFreeGeomSections(geom, 0, geom->num_sections, TRUE); |
| 365 | if ((which & XkbGeomDoodadsMask) && (geom->doodads != NULL)) { |
| 366 | XkbFreeGeomDoodads(geom->doodads, geom->num_doodads, TRUE); |
| 367 | geom->doodads = NULL; |
| 368 | geom->num_doodads = geom->sz_doodads = 0; |
| 369 | } |
| 370 | if ((which & XkbGeomKeyAliasesMask) && (geom->key_aliases != NULL)) |
| 371 | XkbFreeGeomKeyAliases(geom, 0, geom->num_key_aliases, TRUE); |
| 372 | if (freeMap) { |
| 373 | free(geom->label_font); |
| 374 | geom->label_font = NULL; |
| 375 | free(geom); |
| 376 | } |
| 377 | return; |
| 378 | } |
| 379 | |
| 380 | /***====================================================================***/ |
| 381 | |
| 382 | /** |
| 383 | * Resize and clear an XKB geometry item array. The array size may |
| 384 | * grow or shrink unlike in _XkbGeomAlloc. |
| 385 | * |
| 386 | * @param buffer[in,out] buffer to reallocate and clear |
| 387 | * @param szItems[in] currently allocated item count for "buffer" |
| 388 | * @param nrItems[in] required item count for "buffer" |
| 389 | * @param itemSize[in] size of a single item in "buffer" |
| 390 | * @param clearance[in] items to clear after reallocation |
| 391 | * |
| 392 | * @see _XkbGeomAlloc |
| 393 | * |
| 394 | * @return TRUE if reallocation succeeded. Otherwise FALSE is returned |
| 395 | * and contents of "buffer" aren't touched. |
| 396 | */ |
| 397 | Bool |
| 398 | XkbGeomRealloc(void **buffer, int szItems, int nrItems, |
| 399 | int itemSize, XkbGeomClearance clearance) |
| 400 | { |
| 401 | void *items; |
| 402 | int clearBegin; |
| 403 | |
| 404 | /* Check validity of arguments. */ |
| 405 | if (!buffer) |
| 406 | return FALSE; |
| 407 | items = *buffer; |
| 408 | if (!((items && (szItems > 0)) || (!items && !szItems))) |
| 409 | return FALSE; |
| 410 | /* Check if there is need to resize. */ |
| 411 | if (nrItems != szItems) |
| 412 | if (!(items = realloc(items, nrItems * itemSize))) |
| 413 | return FALSE; |
| 414 | /* Clear specified items to zero. */ |
| 415 | switch (clearance) { |
| 416 | case XKB_GEOM_CLEAR_EXCESS: |
| 417 | clearBegin = szItems; |
| 418 | break; |
| 419 | case XKB_GEOM_CLEAR_ALL: |
| 420 | clearBegin = 0; |
| 421 | break; |
| 422 | case XKB_GEOM_CLEAR_NONE: |
| 423 | default: |
| 424 | clearBegin = nrItems; |
| 425 | break; |
| 426 | } |
| 427 | if (items && (clearBegin < nrItems)) |
| 428 | memset((char *) items + (clearBegin * itemSize), 0, |
| 429 | (nrItems - clearBegin) * itemSize); |
| 430 | *buffer = items; |
| 431 | return TRUE; |
| 432 | } |
| 433 | |
| 434 | static Status |
| 435 | _XkbGeomAlloc(void **old, |
| 436 | unsigned short *num, |
| 437 | unsigned short *total, int num_new, size_t sz_elem) |
| 438 | { |
| 439 | if (num_new < 1) |
| 440 | return Success; |
| 441 | if ((*old) == NULL) |
| 442 | *num = *total = 0; |
| 443 | |
| 444 | if ((*num) + num_new <= (*total)) |
| 445 | return Success; |
| 446 | |
| 447 | *total = (*num) + num_new; |
| 448 | |
| 449 | if (!XkbGeomRealloc(old, *num, *total, sz_elem, XKB_GEOM_CLEAR_EXCESS)) { |
| 450 | free(*old); |
| 451 | (*old) = NULL; |
| 452 | *total = *num = 0; |
| 453 | return BadAlloc; |
| 454 | } |
| 455 | |
| 456 | return Success; |
| 457 | } |
| 458 | |
| 459 | #define _XkbAllocProps(g,n) _XkbGeomAlloc((void *)&(g)->properties,\ |
| 460 | &(g)->num_properties,&(g)->sz_properties,\ |
| 461 | (n),sizeof(XkbPropertyRec)) |
| 462 | #define _XkbAllocColors(g,n) _XkbGeomAlloc((void *)&(g)->colors,\ |
| 463 | &(g)->num_colors,&(g)->sz_colors,\ |
| 464 | (n),sizeof(XkbColorRec)) |
| 465 | #define _XkbAllocShapes(g,n) _XkbGeomAlloc((void *)&(g)->shapes,\ |
| 466 | &(g)->num_shapes,&(g)->sz_shapes,\ |
| 467 | (n),sizeof(XkbShapeRec)) |
| 468 | #define _XkbAllocSections(g,n) _XkbGeomAlloc((void *)&(g)->sections,\ |
| 469 | &(g)->num_sections,&(g)->sz_sections,\ |
| 470 | (n),sizeof(XkbSectionRec)) |
| 471 | #define _XkbAllocDoodads(g,n) _XkbGeomAlloc((void *)&(g)->doodads,\ |
| 472 | &(g)->num_doodads,&(g)->sz_doodads,\ |
| 473 | (n),sizeof(XkbDoodadRec)) |
| 474 | #define _XkbAllocKeyAliases(g,n) _XkbGeomAlloc((void *)&(g)->key_aliases,\ |
| 475 | &(g)->num_key_aliases,&(g)->sz_key_aliases,\ |
| 476 | (n),sizeof(XkbKeyAliasRec)) |
| 477 | |
| 478 | #define _XkbAllocOutlines(s,n) _XkbGeomAlloc((void *)&(s)->outlines,\ |
| 479 | &(s)->num_outlines,&(s)->sz_outlines,\ |
| 480 | (n),sizeof(XkbOutlineRec)) |
| 481 | #define _XkbAllocRows(s,n) _XkbGeomAlloc((void *)&(s)->rows,\ |
| 482 | &(s)->num_rows,&(s)->sz_rows,\ |
| 483 | (n),sizeof(XkbRowRec)) |
| 484 | #define _XkbAllocPoints(o,n) _XkbGeomAlloc((void *)&(o)->points,\ |
| 485 | &(o)->num_points,&(o)->sz_points,\ |
| 486 | (n),sizeof(XkbPointRec)) |
| 487 | #define _XkbAllocKeys(r,n) _XkbGeomAlloc((void *)&(r)->keys,\ |
| 488 | &(r)->num_keys,&(r)->sz_keys,\ |
| 489 | (n),sizeof(XkbKeyRec)) |
| 490 | #define _XkbAllocOverlays(s,n) _XkbGeomAlloc((void *)&(s)->overlays,\ |
| 491 | &(s)->num_overlays,&(s)->sz_overlays,\ |
| 492 | (n),sizeof(XkbOverlayRec)) |
| 493 | #define _XkbAllocOverlayRows(o,n) _XkbGeomAlloc((void *)&(o)->rows,\ |
| 494 | &(o)->num_rows,&(o)->sz_rows,\ |
| 495 | (n),sizeof(XkbOverlayRowRec)) |
| 496 | #define _XkbAllocOverlayKeys(r,n) _XkbGeomAlloc((void *)&(r)->keys,\ |
| 497 | &(r)->num_keys,&(r)->sz_keys,\ |
| 498 | (n),sizeof(XkbOverlayKeyRec)) |
| 499 | |
| 500 | Status |
| 501 | XkbAllocGeometry(XkbDescPtr xkb, XkbGeometrySizesPtr sizes) |
| 502 | { |
| 503 | XkbGeometryPtr geom; |
| 504 | Status rtrn; |
| 505 | |
| 506 | if (xkb->geom == NULL) { |
| 507 | xkb->geom = calloc(1, sizeof(XkbGeometryRec)); |
| 508 | if (!xkb->geom) |
| 509 | return BadAlloc; |
| 510 | } |
| 511 | geom = xkb->geom; |
| 512 | if ((sizes->which & XkbGeomPropertiesMask) && |
| 513 | ((rtrn = _XkbAllocProps(geom, sizes->num_properties)) != Success)) { |
| 514 | goto BAIL; |
| 515 | } |
| 516 | if ((sizes->which & XkbGeomColorsMask) && |
| 517 | ((rtrn = _XkbAllocColors(geom, sizes->num_colors)) != Success)) { |
| 518 | goto BAIL; |
| 519 | } |
| 520 | if ((sizes->which & XkbGeomShapesMask) && |
| 521 | ((rtrn = _XkbAllocShapes(geom, sizes->num_shapes)) != Success)) { |
| 522 | goto BAIL; |
| 523 | } |
| 524 | if ((sizes->which & XkbGeomSectionsMask) && |
| 525 | ((rtrn = _XkbAllocSections(geom, sizes->num_sections)) != Success)) { |
| 526 | goto BAIL; |
| 527 | } |
| 528 | if ((sizes->which & XkbGeomDoodadsMask) && |
| 529 | ((rtrn = _XkbAllocDoodads(geom, sizes->num_doodads)) != Success)) { |
| 530 | goto BAIL; |
| 531 | } |
| 532 | if ((sizes->which & XkbGeomKeyAliasesMask) && |
| 533 | ((rtrn = |
| 534 | _XkbAllocKeyAliases(geom, sizes->num_key_aliases)) != Success)) { |
| 535 | goto BAIL; |
| 536 | } |
| 537 | return Success; |
| 538 | BAIL: |
| 539 | XkbFreeGeometry(geom, XkbGeomAllMask, TRUE); |
| 540 | xkb->geom = NULL; |
| 541 | return rtrn; |
| 542 | } |
| 543 | |
| 544 | /***====================================================================***/ |
| 545 | |
| 546 | XkbPropertyPtr |
| 547 | XkbAddGeomProperty(XkbGeometryPtr geom, char *name, char *value) |
| 548 | { |
| 549 | register int i; |
| 550 | register XkbPropertyPtr prop; |
| 551 | |
| 552 | if ((!geom) || (!name) || (!value)) |
| 553 | return NULL; |
| 554 | for (i = 0, prop = geom->properties; i < geom->num_properties; i++, prop++) { |
| 555 | if ((prop->name) && (strcmp(name, prop->name) == 0)) { |
| 556 | free(prop->value); |
| 557 | prop->value = strdup(value); |
| 558 | return prop; |
| 559 | } |
| 560 | } |
| 561 | if ((geom->num_properties >= geom->sz_properties) && |
| 562 | (_XkbAllocProps(geom, 1) != Success)) { |
| 563 | return NULL; |
| 564 | } |
| 565 | prop = &geom->properties[geom->num_properties]; |
| 566 | prop->name = strdup(name); |
| 567 | if (!prop->name) |
| 568 | return NULL; |
| 569 | prop->value = strdup(value); |
| 570 | if (!prop->value) { |
| 571 | free(prop->name); |
| 572 | prop->name = NULL; |
| 573 | return NULL; |
| 574 | } |
| 575 | geom->num_properties++; |
| 576 | return prop; |
| 577 | } |
| 578 | |
| 579 | XkbKeyAliasPtr |
| 580 | XkbAddGeomKeyAlias(XkbGeometryPtr geom, char *aliasStr, char *realStr) |
| 581 | { |
| 582 | register int i; |
| 583 | register XkbKeyAliasPtr alias; |
| 584 | |
| 585 | if ((!geom) || (!aliasStr) || (!realStr) || (!aliasStr[0]) || (!realStr[0])) |
| 586 | return NULL; |
| 587 | for (i = 0, alias = geom->key_aliases; i < geom->num_key_aliases; |
| 588 | i++, alias++) { |
| 589 | if (strncmp(alias->alias, aliasStr, XkbKeyNameLength) == 0) { |
| 590 | memset(alias->real, 0, XkbKeyNameLength); |
| 591 | strncpy(alias->real, realStr, XkbKeyNameLength); |
| 592 | return alias; |
| 593 | } |
| 594 | } |
| 595 | if ((geom->num_key_aliases >= geom->sz_key_aliases) && |
| 596 | (_XkbAllocKeyAliases(geom, 1) != Success)) { |
| 597 | return NULL; |
| 598 | } |
| 599 | alias = &geom->key_aliases[geom->num_key_aliases]; |
| 600 | memset(alias, 0, sizeof(XkbKeyAliasRec)); |
| 601 | strncpy(alias->alias, aliasStr, XkbKeyNameLength); |
| 602 | strncpy(alias->real, realStr, XkbKeyNameLength); |
| 603 | geom->num_key_aliases++; |
| 604 | return alias; |
| 605 | } |
| 606 | |
| 607 | XkbColorPtr |
| 608 | XkbAddGeomColor(XkbGeometryPtr geom, char *spec, unsigned int pixel) |
| 609 | { |
| 610 | register int i; |
| 611 | register XkbColorPtr color; |
| 612 | |
| 613 | if ((!geom) || (!spec)) |
| 614 | return NULL; |
| 615 | for (i = 0, color = geom->colors; i < geom->num_colors; i++, color++) { |
| 616 | if ((color->spec) && (strcmp(color->spec, spec) == 0)) { |
| 617 | color->pixel = pixel; |
| 618 | return color; |
| 619 | } |
| 620 | } |
| 621 | if ((geom->num_colors >= geom->sz_colors) && |
| 622 | (_XkbAllocColors(geom, 1) != Success)) { |
| 623 | return NULL; |
| 624 | } |
| 625 | color = &geom->colors[geom->num_colors]; |
| 626 | color->pixel = pixel; |
| 627 | color->spec = strdup(spec); |
| 628 | if (!color->spec) |
| 629 | return NULL; |
| 630 | geom->num_colors++; |
| 631 | return color; |
| 632 | } |
| 633 | |
| 634 | XkbOutlinePtr |
| 635 | XkbAddGeomOutline(XkbShapePtr shape, int sz_points) |
| 636 | { |
| 637 | XkbOutlinePtr outline; |
| 638 | |
| 639 | if ((!shape) || (sz_points < 0)) |
| 640 | return NULL; |
| 641 | if ((shape->num_outlines >= shape->sz_outlines) && |
| 642 | (_XkbAllocOutlines(shape, 1) != Success)) { |
| 643 | return NULL; |
| 644 | } |
| 645 | outline = &shape->outlines[shape->num_outlines]; |
| 646 | memset(outline, 0, sizeof(XkbOutlineRec)); |
| 647 | if ((sz_points > 0) && (_XkbAllocPoints(outline, sz_points) != Success)) |
| 648 | return NULL; |
| 649 | shape->num_outlines++; |
| 650 | return outline; |
| 651 | } |
| 652 | |
| 653 | XkbShapePtr |
| 654 | XkbAddGeomShape(XkbGeometryPtr geom, Atom name, int sz_outlines) |
| 655 | { |
| 656 | XkbShapePtr shape; |
| 657 | register int i; |
| 658 | |
| 659 | if ((!geom) || (!name) || (sz_outlines < 0)) |
| 660 | return NULL; |
| 661 | if (geom->num_shapes > 0) { |
| 662 | for (shape = geom->shapes, i = 0; i < geom->num_shapes; i++, shape++) { |
| 663 | if (name == shape->name) |
| 664 | return shape; |
| 665 | } |
| 666 | } |
| 667 | if ((geom->num_shapes >= geom->sz_shapes) && |
| 668 | (_XkbAllocShapes(geom, 1) != Success)) |
| 669 | return NULL; |
| 670 | shape = &geom->shapes[geom->num_shapes]; |
| 671 | memset(shape, 0, sizeof(XkbShapeRec)); |
| 672 | if ((sz_outlines > 0) && (_XkbAllocOutlines(shape, sz_outlines) != Success)) |
| 673 | return NULL; |
| 674 | shape->name = name; |
| 675 | shape->primary = shape->approx = NULL; |
| 676 | geom->num_shapes++; |
| 677 | return shape; |
| 678 | } |
| 679 | |
| 680 | XkbKeyPtr |
| 681 | XkbAddGeomKey(XkbRowPtr row) |
| 682 | { |
| 683 | XkbKeyPtr key; |
| 684 | |
| 685 | if (!row) |
| 686 | return NULL; |
| 687 | if ((row->num_keys >= row->sz_keys) && (_XkbAllocKeys(row, 1) != Success)) |
| 688 | return NULL; |
| 689 | key = &row->keys[row->num_keys++]; |
| 690 | memset(key, 0, sizeof(XkbKeyRec)); |
| 691 | return key; |
| 692 | } |
| 693 | |
| 694 | XkbRowPtr |
| 695 | XkbAddGeomRow(XkbSectionPtr section, int sz_keys) |
| 696 | { |
| 697 | XkbRowPtr row; |
| 698 | |
| 699 | if ((!section) || (sz_keys < 0)) |
| 700 | return NULL; |
| 701 | if ((section->num_rows >= section->sz_rows) && |
| 702 | (_XkbAllocRows(section, 1) != Success)) |
| 703 | return NULL; |
| 704 | row = §ion->rows[section->num_rows]; |
| 705 | memset(row, 0, sizeof(XkbRowRec)); |
| 706 | if ((sz_keys > 0) && (_XkbAllocKeys(row, sz_keys) != Success)) |
| 707 | return NULL; |
| 708 | section->num_rows++; |
| 709 | return row; |
| 710 | } |
| 711 | |
| 712 | XkbSectionPtr |
| 713 | XkbAddGeomSection(XkbGeometryPtr geom, |
| 714 | Atom name, int sz_rows, int sz_doodads, int sz_over) |
| 715 | { |
| 716 | register int i; |
| 717 | XkbSectionPtr section; |
| 718 | |
| 719 | if ((!geom) || (name == None) || (sz_rows < 0)) |
| 720 | return NULL; |
| 721 | for (i = 0, section = geom->sections; i < geom->num_sections; |
| 722 | i++, section++) { |
| 723 | if (section->name != name) |
| 724 | continue; |
| 725 | if (((sz_rows > 0) && (_XkbAllocRows(section, sz_rows) != Success)) || |
| 726 | ((sz_doodads > 0) && |
| 727 | (_XkbAllocDoodads(section, sz_doodads) != Success)) || |
| 728 | ((sz_over > 0) && (_XkbAllocOverlays(section, sz_over) != Success))) |
| 729 | return NULL; |
| 730 | return section; |
| 731 | } |
| 732 | if ((geom->num_sections >= geom->sz_sections) && |
| 733 | (_XkbAllocSections(geom, 1) != Success)) |
| 734 | return NULL; |
| 735 | section = &geom->sections[geom->num_sections]; |
| 736 | if ((sz_rows > 0) && (_XkbAllocRows(section, sz_rows) != Success)) |
| 737 | return NULL; |
| 738 | if ((sz_doodads > 0) && (_XkbAllocDoodads(section, sz_doodads) != Success)) { |
| 739 | if (section->rows) { |
| 740 | free(section->rows); |
| 741 | section->rows = NULL; |
| 742 | section->sz_rows = section->num_rows = 0; |
| 743 | } |
| 744 | return NULL; |
| 745 | } |
| 746 | section->name = name; |
| 747 | geom->num_sections++; |
| 748 | return section; |
| 749 | } |
| 750 | |
| 751 | XkbDoodadPtr |
| 752 | XkbAddGeomDoodad(XkbGeometryPtr geom, XkbSectionPtr section, Atom name) |
| 753 | { |
| 754 | XkbDoodadPtr old, doodad; |
| 755 | register int i, nDoodads; |
| 756 | |
| 757 | if ((!geom) || (name == None)) |
| 758 | return NULL; |
| 759 | if ((section != NULL) && (section->num_doodads > 0)) { |
| 760 | old = section->doodads; |
| 761 | nDoodads = section->num_doodads; |
| 762 | } |
| 763 | else { |
| 764 | old = geom->doodads; |
| 765 | nDoodads = geom->num_doodads; |
| 766 | } |
| 767 | for (i = 0, doodad = old; i < nDoodads; i++, doodad++) { |
| 768 | if (doodad->any.name == name) |
| 769 | return doodad; |
| 770 | } |
| 771 | if (section) { |
| 772 | if ((section->num_doodads >= geom->sz_doodads) && |
| 773 | (_XkbAllocDoodads(section, 1) != Success)) { |
| 774 | return NULL; |
| 775 | } |
| 776 | doodad = §ion->doodads[section->num_doodads++]; |
| 777 | } |
| 778 | else { |
| 779 | if ((geom->num_doodads >= geom->sz_doodads) && |
| 780 | (_XkbAllocDoodads(geom, 1) != Success)) |
| 781 | return NULL; |
| 782 | doodad = &geom->doodads[geom->num_doodads++]; |
| 783 | } |
| 784 | memset(doodad, 0, sizeof(XkbDoodadRec)); |
| 785 | doodad->any.name = name; |
| 786 | return doodad; |
| 787 | } |
| 788 | |
| 789 | XkbOverlayKeyPtr |
| 790 | XkbAddGeomOverlayKey(XkbOverlayPtr overlay, |
| 791 | XkbOverlayRowPtr row, char *over, char *under) |
| 792 | { |
| 793 | register int i; |
| 794 | XkbOverlayKeyPtr key; |
| 795 | XkbSectionPtr section; |
| 796 | XkbRowPtr row_under; |
| 797 | Bool found; |
| 798 | |
| 799 | if ((!overlay) || (!row) || (!over) || (!under)) |
| 800 | return NULL; |
| 801 | section = overlay->section_under; |
| 802 | if (row->row_under >= section->num_rows) |
| 803 | return NULL; |
| 804 | row_under = §ion->rows[row->row_under]; |
| 805 | for (i = 0, found = FALSE; i < row_under->num_keys; i++) { |
| 806 | if (strncmp(under, row_under->keys[i].name.name, XkbKeyNameLength) == 0) { |
| 807 | found = TRUE; |
| 808 | break; |
| 809 | } |
| 810 | } |
| 811 | if (!found) |
| 812 | return NULL; |
| 813 | if ((row->num_keys >= row->sz_keys) && |
| 814 | (_XkbAllocOverlayKeys(row, 1) != Success)) |
| 815 | return NULL; |
| 816 | key = &row->keys[row->num_keys]; |
| 817 | strncpy(key->under.name, under, XkbKeyNameLength); |
| 818 | strncpy(key->over.name, over, XkbKeyNameLength); |
| 819 | row->num_keys++; |
| 820 | return key; |
| 821 | } |
| 822 | |
| 823 | XkbOverlayRowPtr |
| 824 | XkbAddGeomOverlayRow(XkbOverlayPtr overlay, int row_under, int sz_keys) |
| 825 | { |
| 826 | register int i; |
| 827 | XkbOverlayRowPtr row; |
| 828 | |
| 829 | if ((!overlay) || (sz_keys < 0)) |
| 830 | return NULL; |
| 831 | if (row_under >= overlay->section_under->num_rows) |
| 832 | return NULL; |
| 833 | for (i = 0; i < overlay->num_rows; i++) { |
| 834 | if (overlay->rows[i].row_under == row_under) { |
| 835 | row = &overlay->rows[i]; |
| 836 | if ((row->sz_keys < sz_keys) && |
| 837 | (_XkbAllocOverlayKeys(row, sz_keys) != Success)) { |
| 838 | return NULL; |
| 839 | } |
| 840 | return &overlay->rows[i]; |
| 841 | } |
| 842 | } |
| 843 | if ((overlay->num_rows >= overlay->sz_rows) && |
| 844 | (_XkbAllocOverlayRows(overlay, 1) != Success)) |
| 845 | return NULL; |
| 846 | row = &overlay->rows[overlay->num_rows]; |
| 847 | memset(row, 0, sizeof(XkbOverlayRowRec)); |
| 848 | if ((sz_keys > 0) && (_XkbAllocOverlayKeys(row, sz_keys) != Success)) |
| 849 | return NULL; |
| 850 | row->row_under = row_under; |
| 851 | overlay->num_rows++; |
| 852 | return row; |
| 853 | } |
| 854 | |
| 855 | XkbOverlayPtr |
| 856 | XkbAddGeomOverlay(XkbSectionPtr section, Atom name, int sz_rows) |
| 857 | { |
| 858 | register int i; |
| 859 | XkbOverlayPtr overlay; |
| 860 | |
| 861 | if ((!section) || (name == None) || (sz_rows == 0)) |
| 862 | return NULL; |
| 863 | |
| 864 | for (i = 0, overlay = section->overlays; i < section->num_overlays; |
| 865 | i++, overlay++) { |
| 866 | if (overlay->name == name) { |
| 867 | if ((sz_rows > 0) && |
| 868 | (_XkbAllocOverlayRows(overlay, sz_rows) != Success)) |
| 869 | return NULL; |
| 870 | return overlay; |
| 871 | } |
| 872 | } |
| 873 | if ((section->num_overlays >= section->sz_overlays) && |
| 874 | (_XkbAllocOverlays(section, 1) != Success)) |
| 875 | return NULL; |
| 876 | overlay = §ion->overlays[section->num_overlays]; |
| 877 | if ((sz_rows > 0) && (_XkbAllocOverlayRows(overlay, sz_rows) != Success)) |
| 878 | return NULL; |
| 879 | overlay->name = name; |
| 880 | overlay->section_under = section; |
| 881 | section->num_overlays++; |
| 882 | return overlay; |
| 883 | } |