diff options
Diffstat (limited to 'nx-X11/lib/src/xkb/XKBAlloc.c')
| -rw-r--r-- | nx-X11/lib/src/xkb/XKBAlloc.c | 495 |
1 files changed, 495 insertions, 0 deletions
diff --git a/nx-X11/lib/src/xkb/XKBAlloc.c b/nx-X11/lib/src/xkb/XKBAlloc.c new file mode 100644 index 000000000..9c3430c1a --- /dev/null +++ b/nx-X11/lib/src/xkb/XKBAlloc.c @@ -0,0 +1,495 @@ +/************************************************************ +Copyright (c) 1993 by Silicon Graphics Computer Systems, Inc. + +Permission to use, copy, modify, and distribute this +software and its documentation for any purpose and without +fee is hereby granted, provided that the above copyright +notice appear in all copies and that both that copyright +notice and this permission notice appear in supporting +documentation, and that the name of Silicon Graphics not be +used in advertising or publicity pertaining to distribution +of the software without specific prior written permission. +Silicon Graphics makes no representation about the suitability +of this software for any purpose. It is provided "as is" +without any express or implied warranty. + +SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS +SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY +AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON +GRAPHICS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL +DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, +DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE +OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH +THE USE OR PERFORMANCE OF THIS SOFTWARE. + +********************************************************/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + + +#include <stdio.h> +#include "Xlibint.h" +#include "XKBlibint.h" +#include <nx-X11/extensions/XKBgeom.h> +#include <nx-X11/extensions/XKBproto.h> +#include "XKBlibint.h" + + +/***===================================================================***/ + +/*ARGSUSED*/ +Status +XkbAllocCompatMap(XkbDescPtr xkb, unsigned which, unsigned nSI) +{ + XkbCompatMapPtr compat; + XkbSymInterpretRec *prev_interpret; + + if (!xkb) + return BadMatch; + if (xkb->compat) { + if (xkb->compat->size_si >= nSI) + return Success; + compat = xkb->compat; + compat->size_si = nSI; + if (compat->sym_interpret == NULL) + compat->num_si = 0; + prev_interpret = compat->sym_interpret; + compat->sym_interpret = _XkbTypedRealloc(compat->sym_interpret, + nSI, XkbSymInterpretRec); + if (compat->sym_interpret == NULL) { + _XkbFree(prev_interpret); + compat->size_si = compat->num_si = 0; + return BadAlloc; + } + if (compat->num_si != 0) { + _XkbClearElems(compat->sym_interpret, compat->num_si, + compat->size_si - 1, XkbSymInterpretRec); + } + return Success; + } + compat = _XkbTypedCalloc(1, XkbCompatMapRec); + if (compat == NULL) + return BadAlloc; + if (nSI > 0) { + compat->sym_interpret = _XkbTypedCalloc(nSI, XkbSymInterpretRec); + if (!compat->sym_interpret) { + _XkbFree(compat); + return BadAlloc; + } + } + compat->size_si = nSI; + compat->num_si = 0; + bzero((char *) &compat->groups[0], XkbNumKbdGroups * sizeof(XkbModsRec)); + xkb->compat = compat; + return Success; +} + + +void +XkbFreeCompatMap(XkbDescPtr xkb, unsigned which, Bool freeMap) +{ + register XkbCompatMapPtr compat; + + if ((xkb == NULL) || (xkb->compat == NULL)) + return; + compat = xkb->compat; + if (freeMap) + which = XkbAllCompatMask; + if (which & XkbGroupCompatMask) + bzero(&compat->groups[0], XkbNumKbdGroups * sizeof(XkbModsRec)); + if (which & XkbSymInterpMask) { + if ((compat->sym_interpret) && (compat->size_si > 0)) + _XkbFree(compat->sym_interpret); + compat->size_si = compat->num_si = 0; + compat->sym_interpret = NULL; + } + if (freeMap) { + _XkbFree(compat); + xkb->compat = NULL; + } + return; +} + +/***===================================================================***/ + +Status +XkbAllocNames(XkbDescPtr xkb, unsigned which, int nTotalRG, int nTotalAliases) +{ + XkbNamesPtr names; + + if (xkb == NULL) + return BadMatch; + if (xkb->names == NULL) { + xkb->names = _XkbTypedCalloc(1, XkbNamesRec); + if (xkb->names == NULL) + return BadAlloc; + } + names = xkb->names; + if ((which & XkbKTLevelNamesMask) && (xkb->map != NULL) && + (xkb->map->types != NULL)) { + register int i; + XkbKeyTypePtr type = xkb->map->types; + + for (i = 0; i < xkb->map->num_types; i++, type++) { + if (type->level_names == NULL) { + type->level_names = _XkbTypedCalloc(type->num_levels, Atom); + if (type->level_names == NULL) + return BadAlloc; + } + } + } + if ((which & XkbKeyNamesMask) && (names->keys == NULL)) { + if ((!XkbIsLegalKeycode(xkb->min_key_code)) || + (!XkbIsLegalKeycode(xkb->max_key_code)) || + (xkb->max_key_code < xkb->min_key_code)) + return BadValue; + names->keys = _XkbTypedCalloc((xkb->max_key_code + 1), XkbKeyNameRec); + if (names->keys == NULL) + return BadAlloc; + } + if ((which & XkbKeyAliasesMask) && (nTotalAliases > 0)) { + if (names->key_aliases == NULL) { + names->key_aliases = _XkbTypedCalloc(nTotalAliases, XkbKeyAliasRec); + } + else if (nTotalAliases > names->num_key_aliases) { + XkbKeyAliasRec *prev_aliases = names->key_aliases; + + names->key_aliases = _XkbTypedRealloc(names->key_aliases, + nTotalAliases, + XkbKeyAliasRec); + if (names->key_aliases != NULL) { + _XkbClearElems(names->key_aliases, names->num_key_aliases, + nTotalAliases - 1, XkbKeyAliasRec); + } + else { + _XkbFree(prev_aliases); + } + } + if (names->key_aliases == NULL) { + names->num_key_aliases = 0; + return BadAlloc; + } + names->num_key_aliases = nTotalAliases; + } + if ((which & XkbRGNamesMask) && (nTotalRG > 0)) { + if (names->radio_groups == NULL) { + names->radio_groups = _XkbTypedCalloc(nTotalRG, Atom); + } + else if (nTotalRG > names->num_rg) { + Atom *prev_radio_groups = names->radio_groups; + + names->radio_groups = + _XkbTypedRealloc(names->radio_groups, nTotalRG, Atom); + if (names->radio_groups != NULL) { + _XkbClearElems(names->radio_groups, names->num_rg, nTotalRG - 1, + Atom); + } + else { + _XkbFree(prev_radio_groups); + } + } + if (names->radio_groups == NULL) + return BadAlloc; + names->num_rg = nTotalRG; + } + return Success; +} + +void +XkbFreeNames(XkbDescPtr xkb, unsigned which, Bool freeMap) +{ + XkbNamesPtr names; + + if ((xkb == NULL) || (xkb->names == NULL)) + return; + names = xkb->names; + if (freeMap) + which = XkbAllNamesMask; + if (which & XkbKTLevelNamesMask) { + XkbClientMapPtr map = xkb->map; + + if ((map != NULL) && (map->types != NULL)) { + register int i; + register XkbKeyTypePtr type; + + type = map->types; + for (i = 0; i < map->num_types; i++, type++) { + if (type->level_names != NULL) { + _XkbFree(type->level_names); + type->level_names = NULL; + } + } + } + } + if ((which & XkbKeyNamesMask) && (names->keys != NULL)) { + _XkbFree(names->keys); + names->keys = NULL; + names->num_keys = 0; + } + if ((which & XkbKeyAliasesMask) && (names->key_aliases)) { + _XkbFree(names->key_aliases); + names->key_aliases = NULL; + names->num_key_aliases = 0; + } + if ((which & XkbRGNamesMask) && (names->radio_groups)) { + _XkbFree(names->radio_groups); + names->radio_groups = NULL; + names->num_rg = 0; + } + if (freeMap) { + _XkbFree(names); + xkb->names = NULL; + } + return; +} + +/***===================================================================***/ + +/*ARGSUSED*/ +Status +XkbAllocControls(XkbDescPtr xkb, unsigned which) +{ + if (xkb == NULL) + return BadMatch; + + if (xkb->ctrls == NULL) { + xkb->ctrls = _XkbTypedCalloc(1, XkbControlsRec); + if (!xkb->ctrls) + return BadAlloc; + } + return Success; +} + +/*ARGSUSED*/ +void +XkbFreeControls(XkbDescPtr xkb, unsigned which, Bool freeMap) +{ + if (freeMap && (xkb != NULL) && (xkb->ctrls != NULL)) { + _XkbFree(xkb->ctrls); + xkb->ctrls = NULL; + } + return; +} + +/***===================================================================***/ + +Status +XkbAllocIndicatorMaps(XkbDescPtr xkb) +{ + if (xkb == NULL) + return BadMatch; + if (xkb->indicators == NULL) { + xkb->indicators = _XkbTypedCalloc(1, XkbIndicatorRec); + if (!xkb->indicators) + return BadAlloc; + } + return Success; +} + +void +XkbFreeIndicatorMaps(XkbDescPtr xkb) +{ + if ((xkb != NULL) && (xkb->indicators != NULL)) { + _XkbFree(xkb->indicators); + xkb->indicators = NULL; + } + return; +} + +/***====================================================================***/ + +XkbDescRec * +XkbAllocKeyboard(void) +{ + XkbDescRec *xkb; + + xkb = _XkbTypedCalloc(1, XkbDescRec); + if (xkb) + xkb->device_spec = XkbUseCoreKbd; + return xkb; +} + +void +XkbFreeKeyboard(XkbDescPtr xkb, unsigned which, Bool freeAll) +{ + if (xkb == NULL) + return; + if (freeAll) + which = XkbAllComponentsMask; + if (which & XkbClientMapMask) + XkbFreeClientMap(xkb, XkbAllClientInfoMask, True); + if (which & XkbServerMapMask) + XkbFreeServerMap(xkb, XkbAllServerInfoMask, True); + if (which & XkbCompatMapMask) + XkbFreeCompatMap(xkb, XkbAllCompatMask, True); + if (which & XkbIndicatorMapMask) + XkbFreeIndicatorMaps(xkb); + if (which & XkbNamesMask) + XkbFreeNames(xkb, XkbAllNamesMask, True); + if ((which & XkbGeometryMask) && (xkb->geom != NULL)) + XkbFreeGeometry(xkb->geom, XkbGeomAllMask, True); + if (which & XkbControlsMask) + XkbFreeControls(xkb, XkbAllControlsMask, True); + if (freeAll) + _XkbFree(xkb); + return; +} + +/***====================================================================***/ + +XkbDeviceLedInfoPtr +XkbAddDeviceLedInfo(XkbDeviceInfoPtr devi, unsigned ledClass, unsigned ledId) +{ + XkbDeviceLedInfoPtr devli; + register int i; + + if ((!devi) || (!XkbSingleXIClass(ledClass)) || (!XkbSingleXIId(ledId))) + return NULL; + for (i = 0, devli = devi->leds; i < devi->num_leds; i++, devli++) { + if ((devli->led_class == ledClass) && (devli->led_id == ledId)) + return devli; + } + if (devi->num_leds >= devi->sz_leds) { + XkbDeviceLedInfoRec *prev_leds = devi->leds; + + if (devi->sz_leds > 0) + devi->sz_leds *= 2; + else + devi->sz_leds = 1; + devi->leds = _XkbTypedRealloc(devi->leds, devi->sz_leds, + XkbDeviceLedInfoRec); + if (!devi->leds) { + _XkbFree(prev_leds); + devi->sz_leds = devi->num_leds = 0; + return NULL; + } + i = devi->num_leds; + for (devli = &devi->leds[i]; i < devi->sz_leds; i++, devli++) { + bzero(devli, sizeof(XkbDeviceLedInfoRec)); + devli->led_class = XkbXINone; + devli->led_id = XkbXINone; + } + } + devli = &devi->leds[devi->num_leds++]; + bzero(devli, sizeof(XkbDeviceLedInfoRec)); + devli->led_class = ledClass; + devli->led_id = ledId; + return devli; +} + +Status +XkbResizeDeviceButtonActions(XkbDeviceInfoPtr devi, unsigned newTotal) +{ + XkbAction *prev_btn_acts; + + if ((!devi) || (newTotal > 255)) + return BadValue; + if ((devi->btn_acts != NULL) && (newTotal == devi->num_btns)) + return Success; + if (newTotal == 0) { + if (devi->btn_acts != NULL) { + _XkbFree(devi->btn_acts); + devi->btn_acts = NULL; + } + devi->num_btns = 0; + return Success; + } + prev_btn_acts = devi->btn_acts; + devi->btn_acts = _XkbTypedRealloc(devi->btn_acts, newTotal, XkbAction); + if (devi->btn_acts == NULL) { + _XkbFree(prev_btn_acts); + devi->num_btns = 0; + return BadAlloc; + } + if (newTotal > devi->num_btns) { + XkbAction *act; + + act = &devi->btn_acts[devi->num_btns]; + bzero((char *) act, (newTotal - devi->num_btns) * sizeof(XkbAction)); + } + devi->num_btns = newTotal; + return Success; +} + +/*ARGSUSED*/ +XkbDeviceInfoPtr +XkbAllocDeviceInfo(unsigned deviceSpec, unsigned nButtons, unsigned szLeds) +{ + XkbDeviceInfoPtr devi; + + devi = _XkbTypedCalloc(1, XkbDeviceInfoRec); + if (devi != NULL) { + devi->device_spec = deviceSpec; + devi->has_own_state = False; + devi->num_btns = 0; + devi->btn_acts = NULL; + if (nButtons > 0) { + devi->num_btns = nButtons; + devi->btn_acts = _XkbTypedCalloc(nButtons, XkbAction); + if (!devi->btn_acts) { + _XkbFree(devi); + return NULL; + } + } + devi->dflt_kbd_fb = XkbXINone; + devi->dflt_led_fb = XkbXINone; + devi->num_leds = 0; + devi->sz_leds = 0; + devi->leds = NULL; + if (szLeds > 0) { + devi->sz_leds = szLeds; + devi->leds = _XkbTypedCalloc(szLeds, XkbDeviceLedInfoRec); + if (!devi->leds) { + _XkbFree(devi->btn_acts); + _XkbFree(devi); + return NULL; + } + } + } + return devi; +} + + +void +XkbFreeDeviceInfo(XkbDeviceInfoPtr devi, unsigned which, Bool freeDevI) +{ + if (devi) { + if (freeDevI) { + which = XkbXI_AllDeviceFeaturesMask; + if (devi->name) { + _XkbFree(devi->name); + devi->name = NULL; + } + } + if ((which & XkbXI_ButtonActionsMask) && (devi->btn_acts)) { + _XkbFree(devi->btn_acts); + devi->num_btns = 0; + devi->btn_acts = NULL; + } + if ((which & XkbXI_IndicatorsMask) && (devi->leds)) { + register int i; + + if ((which & XkbXI_IndicatorsMask) == XkbXI_IndicatorsMask) { + _XkbFree(devi->leds); + devi->sz_leds = devi->num_leds = 0; + devi->leds = NULL; + } + else { + XkbDeviceLedInfoPtr devli; + + for (i = 0, devli = devi->leds; i < devi->num_leds; + i++, devli++) { + if (which & XkbXI_IndicatorMapsMask) + bzero((char *) &devli->maps[0], sizeof(devli->maps)); + else + bzero((char *) &devli->names[0], sizeof(devli->names)); + } + } + } + if (freeDevI) + _XkbFree(devi); + } + return; +} |