*
********************************************************/
-#include "action.h"
-#include "keycodes.h"
+/*
+ * Copyright © 2012 Intel Corporation
+ * Copyright © 2012 Ran Benita <ran234@gmail.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Author: Daniel Stone <daniel@fooishbar.org>
+ * Ran Benita <ran234@gmail.com>
+ */
-static bool actionsInitialized;
-static ExprDef constTrue;
-static ExprDef constFalse;
+#include "xkbcomp-priv.h"
+#include "text.h"
+#include "expr.h"
+#include "action.h"
-/***====================================================================***/
+static const ExprBoolean constTrue = {
+ .expr = {
+ .common = { .type = STMT_EXPR, .next = NULL },
+ .op = EXPR_VALUE,
+ .value_type = EXPR_TYPE_BOOLEAN,
+ },
+ .set = true,
+};
-static const LookupEntry actionStrings[] = {
- { "noaction", XkbSA_NoAction },
- { "setmods", XkbSA_SetMods },
- { "latchmods", XkbSA_LatchMods },
- { "lockmods", XkbSA_LockMods },
- { "setgroup", XkbSA_SetGroup },
- { "latchgroup", XkbSA_LatchGroup },
- { "lockgroup", XkbSA_LockGroup },
- { "moveptr", XkbSA_MovePtr },
- { "movepointer", XkbSA_MovePtr },
- { "ptrbtn", XkbSA_PtrBtn },
- { "pointerbutton", XkbSA_PtrBtn },
- { "lockptrbtn", XkbSA_LockPtrBtn },
- { "lockpointerbutton", XkbSA_LockPtrBtn },
- { "lockptrbutton", XkbSA_LockPtrBtn },
- { "lockpointerbtn", XkbSA_LockPtrBtn },
- { "setptrdflt", XkbSA_SetPtrDflt },
- { "setpointerdefault", XkbSA_SetPtrDflt },
- { "isolock", XkbSA_ISOLock },
- { "terminate", XkbSA_Terminate },
- { "terminateserver", XkbSA_Terminate },
- { "switchscreen", XkbSA_SwitchScreen },
- { "setcontrols", XkbSA_SetControls },
- { "lockcontrols", XkbSA_LockControls },
- { "actionmessage", XkbSA_ActionMessage },
- { "messageaction", XkbSA_ActionMessage },
- { "message", XkbSA_ActionMessage },
- { "redirect", XkbSA_RedirectKey },
- { "redirectkey", XkbSA_RedirectKey },
- { "devbtn", XkbSA_DeviceBtn },
- { "devicebtn", XkbSA_DeviceBtn },
- { "devbutton", XkbSA_DeviceBtn },
- { "devicebutton", XkbSA_DeviceBtn },
- { "lockdevbtn", XkbSA_DeviceBtn },
- { "lockdevicebtn", XkbSA_LockDeviceBtn },
- { "lockdevbutton", XkbSA_LockDeviceBtn },
- { "lockdevicebutton", XkbSA_LockDeviceBtn },
- { "devval", XkbSA_DeviceValuator },
- { "deviceval", XkbSA_DeviceValuator },
- { "devvaluator", XkbSA_DeviceValuator },
- { "devicevaluator", XkbSA_DeviceValuator },
- { "private", PrivateAction },
- { NULL, 0 }
+static const ExprBoolean constFalse = {
+ .expr = {
+ .common = { .type = STMT_EXPR, .next = NULL },
+ .op = EXPR_VALUE,
+ .value_type = EXPR_TYPE_BOOLEAN,
+ },
+ .set = false,
};
-static const LookupEntry fieldStrings[] = {
- { "clearLocks", F_ClearLocks },
- { "latchToLock", F_LatchToLock },
- { "genKeyEvent", F_GenKeyEvent },
- { "generateKeyEvent", F_GenKeyEvent },
- { "report", F_Report },
- { "default", F_Default },
- { "affect", F_Affect },
- { "increment", F_Increment },
- { "modifiers", F_Modifiers },
- { "mods", F_Modifiers },
- { "group", F_Group },
- { "x", F_X },
- { "y", F_Y },
- { "accel", F_Accel },
- { "accelerate", F_Accel },
- { "repeat", F_Accel },
- { "button", F_Button },
- { "value", F_Value },
- { "controls", F_Controls },
- { "ctrls", F_Controls },
- { "type", F_Type },
- { "count", F_Count },
- { "screen", F_Screen },
- { "same", F_Same },
- { "sameServer", F_Same },
- { "data", F_Data },
- { "device", F_Device },
- { "dev", F_Device },
- { "key", F_Keycode },
- { "keycode", F_Keycode },
- { "kc", F_Keycode },
- { "clearmods", F_ModsToClear },
- { "clearmodifiers", F_ModsToClear },
- { NULL, 0 }
+enum action_field {
+ ACTION_FIELD_CLEAR_LOCKS,
+ ACTION_FIELD_LATCH_TO_LOCK,
+ ACTION_FIELD_GEN_KEY_EVENT,
+ ACTION_FIELD_REPORT,
+ ACTION_FIELD_DEFAULT,
+ ACTION_FIELD_AFFECT,
+ ACTION_FIELD_INCREMENT,
+ ACTION_FIELD_MODIFIERS,
+ ACTION_FIELD_GROUP,
+ ACTION_FIELD_X,
+ ACTION_FIELD_Y,
+ ACTION_FIELD_ACCEL,
+ ACTION_FIELD_BUTTON,
+ ACTION_FIELD_VALUE,
+ ACTION_FIELD_CONTROLS,
+ ACTION_FIELD_TYPE,
+ ACTION_FIELD_COUNT,
+ ACTION_FIELD_SCREEN,
+ ACTION_FIELD_SAME,
+ ACTION_FIELD_DATA,
+ ACTION_FIELD_DEVICE,
+ ACTION_FIELD_KEYCODE,
+ ACTION_FIELD_MODS_TO_CLEAR,
};
-static bool
-stringToValue(const LookupEntry tab[], const char *string,
- unsigned *value_rtrn)
+ActionsInfo *
+NewActionsInfo(void)
{
- const LookupEntry *entry;
+ enum xkb_action_type type;
+ ActionsInfo *info;
- if (!string)
- return false;
+ info = calloc(1, sizeof(*info));
+ if (!info)
+ return NULL;
- for (entry = tab; entry->name != NULL; entry++) {
- if (strcasecmp(entry->name, string) == 0) {
- *value_rtrn = entry->result;
- return true;
- }
- }
+ for (type = 0; type < _ACTION_TYPE_NUM_ENTRIES; type++)
+ info->actions[type].type = type;
- return false;
-}
+ /* Apply some "factory defaults". */
-static const char *
-valueToString(const LookupEntry tab[], unsigned value)
-{
- const LookupEntry *entry;
+ /* Increment default button. */
+ info->actions[ACTION_TYPE_PTR_DEFAULT].dflt.flags = 0;
+ info->actions[ACTION_TYPE_PTR_DEFAULT].dflt.value = 1;
+ info->actions[ACTION_TYPE_PTR_MOVE].ptr.flags = ACTION_ACCEL;
+ info->actions[ACTION_TYPE_SWITCH_VT].screen.flags = ACTION_SAME_SCREEN;
- for (entry = tab; entry->name != NULL; entry++)
- if (entry->result == value)
- return entry->name;
+ return info;
+}
- return "unknown";
+void
+FreeActionsInfo(ActionsInfo *info)
+{
+ free(info);
}
+static const LookupEntry fieldStrings[] = {
+ { "clearLocks", ACTION_FIELD_CLEAR_LOCKS },
+ { "latchToLock", ACTION_FIELD_LATCH_TO_LOCK },
+ { "genKeyEvent", ACTION_FIELD_GEN_KEY_EVENT },
+ { "generateKeyEvent", ACTION_FIELD_GEN_KEY_EVENT },
+ { "report", ACTION_FIELD_REPORT },
+ { "default", ACTION_FIELD_DEFAULT },
+ { "affect", ACTION_FIELD_AFFECT },
+ { "increment", ACTION_FIELD_INCREMENT },
+ { "modifiers", ACTION_FIELD_MODIFIERS },
+ { "mods", ACTION_FIELD_MODIFIERS },
+ { "group", ACTION_FIELD_GROUP },
+ { "x", ACTION_FIELD_X },
+ { "y", ACTION_FIELD_Y },
+ { "accel", ACTION_FIELD_ACCEL },
+ { "accelerate", ACTION_FIELD_ACCEL },
+ { "repeat", ACTION_FIELD_ACCEL },
+ { "button", ACTION_FIELD_BUTTON },
+ { "value", ACTION_FIELD_VALUE },
+ { "controls", ACTION_FIELD_CONTROLS },
+ { "ctrls", ACTION_FIELD_CONTROLS },
+ { "type", ACTION_FIELD_TYPE },
+ { "count", ACTION_FIELD_COUNT },
+ { "screen", ACTION_FIELD_SCREEN },
+ { "same", ACTION_FIELD_SAME },
+ { "sameServer", ACTION_FIELD_SAME },
+ { "data", ACTION_FIELD_DATA },
+ { "device", ACTION_FIELD_DEVICE },
+ { "dev", ACTION_FIELD_DEVICE },
+ { "key", ACTION_FIELD_KEYCODE },
+ { "keycode", ACTION_FIELD_KEYCODE },
+ { "kc", ACTION_FIELD_KEYCODE },
+ { "clearmods", ACTION_FIELD_MODS_TO_CLEAR },
+ { "clearmodifiers", ACTION_FIELD_MODS_TO_CLEAR },
+ { NULL, 0 }
+};
+
static bool
-stringToAction(const char *str, unsigned *type_rtrn)
+stringToAction(const char *str, enum xkb_action_type *type_rtrn)
{
- return stringToValue(actionStrings, str, type_rtrn);
+ return LookupString(actionTypeNames, str, type_rtrn);
}
static bool
-stringToField(const char *str, unsigned *field_rtrn)
+stringToField(const char *str, enum action_field *field_rtrn)
{
- return stringToValue(fieldStrings, str, field_rtrn);
+ return LookupString(fieldStrings, str, field_rtrn);
}
static const char *
-fieldText(unsigned field)
+fieldText(enum action_field field)
{
- return valueToString(fieldStrings, field);
+ return LookupValue(fieldStrings, field);
}
/***====================================================================***/
-static bool
-ReportMismatch(unsigned action, unsigned field, const char *type)
+static inline bool
+ReportMismatch(struct xkb_context *ctx, enum xkb_action_type action,
+ enum action_field field, const char *type)
{
- ERROR("Value of %s field must be of type %s\n", fieldText(field), type);
- ACTION("Action %s definition ignored\n", XkbcActionTypeText(action));
+ log_err(ctx,
+ "Value of %s field must be of type %s; "
+ "Action %s definition ignored\n",
+ fieldText(field), type, ActionTypeText(action));
return false;
}
-static bool
-ReportIllegal(unsigned action, unsigned field)
+static inline bool
+ReportIllegal(struct xkb_context *ctx, enum xkb_action_type action,
+ enum action_field field)
{
- ERROR("Field %s is not defined for an action of type %s\n",
- fieldText(field), XkbcActionTypeText(action));
- ACTION("Action definition ignored\n");
+ log_err(ctx,
+ "Field %s is not defined for an action of type %s; "
+ "Action definition ignored\n",
+ fieldText(field), ActionTypeText(action));
return false;
}
-static bool
-ReportActionNotArray(unsigned action, unsigned field)
+static inline bool
+ReportActionNotArray(struct xkb_context *ctx, enum xkb_action_type action,
+ enum action_field field)
{
- ERROR("The %s field in the %s action is not an array\n",
- fieldText(field), XkbcActionTypeText(action));
- ACTION("Action definition ignored\n");
+ log_err(ctx,
+ "The %s field in the %s action is not an array; "
+ "Action definition ignored\n",
+ fieldText(field), ActionTypeText(action));
return false;
}
static bool
-ReportNotFound(unsigned action, unsigned field, const char *what,
- const char *bad)
-{
- ERROR("%s named %s not found\n", what, bad);
- ACTION("Ignoring the %s field of an %s action\n", fieldText(field),
- XkbcActionTypeText(action));
- return false;
-}
+HandleNoAction(struct xkb_keymap *keymap, union xkb_action *action,
+ enum action_field field, const ExprDef *array_ndx,
+ const ExprDef *value)
-static bool
-HandleNoAction(struct xkb_keymap *keymap, struct xkb_any_action *action,
- unsigned field, ExprDef *array_ndx, ExprDef *value)
{
- return ReportIllegal(action->type, field);
+ return true;
}
static bool
-CheckLatchLockFlags(struct xkb_keymap *keymap, unsigned action,
- unsigned field, ExprDef * value, unsigned *flags_inout)
+CheckBooleanFlag(struct xkb_context *ctx, enum xkb_action_type action,
+ enum action_field field, enum xkb_action_flags flag,
+ const ExprDef *array_ndx, const ExprDef *value,
+ enum xkb_action_flags *flags_inout)
{
- unsigned tmp;
- ExprResult result;
+ bool set;
- if (field == F_ClearLocks)
- tmp = XkbSA_ClearLocks;
- else if (field == F_LatchToLock)
- tmp = XkbSA_LatchToLock;
- else
- return false; /* WSGO! */
- if (!ExprResolveBoolean(keymap->ctx, value, &result))
- return ReportMismatch(action, field, "boolean");
- if (result.uval)
- *flags_inout |= tmp;
+ if (array_ndx)
+ return ReportActionNotArray(ctx, action, field);
+
+ if (!ExprResolveBoolean(ctx, value, &set))
+ return ReportMismatch(ctx, action, field, "boolean");
+
+ if (set)
+ *flags_inout |= flag;
else
- *flags_inout &= ~tmp;
+ *flags_inout &= ~flag;
+
return true;
}
static bool
-CheckModifierField(struct xkb_keymap *keymap, unsigned action, ExprDef *value,
- unsigned *flags_inout, unsigned *mods_rtrn)
+CheckModifierField(struct xkb_keymap *keymap, enum xkb_action_type action,
+ const ExprDef *array_ndx, const ExprDef *value,
+ enum xkb_action_flags *flags_inout, xkb_mod_mask_t *mods_rtrn)
{
- ExprResult rtrn;
+ if (array_ndx)
+ return ReportActionNotArray(keymap->ctx, action, ACTION_FIELD_MODIFIERS);
- if (value->op == ExprIdent) {
+ if (value->expr.op == EXPR_IDENT) {
const char *valStr;
- valStr = xkb_atom_text(keymap->ctx, value->value.str);
- if (valStr && ((strcasecmp(valStr, "usemodmapmods") == 0) ||
- (strcasecmp(valStr, "modmapmods") == 0))) {
-
+ valStr = xkb_atom_text(keymap->ctx, value->ident.ident);
+ if (valStr && (istreq(valStr, "usemodmapmods") ||
+ istreq(valStr, "modmapmods"))) {
*mods_rtrn = 0;
- *flags_inout |= XkbSA_UseModMapMods;
+ *flags_inout |= ACTION_MODS_LOOKUP_MODMAP;
return true;
}
}
- if (!ExprResolveVModMask(value, &rtrn, keymap))
- return ReportMismatch(action, F_Modifiers, "modifier mask");
- *mods_rtrn = rtrn.uval;
- *flags_inout &= ~XkbSA_UseModMapMods;
+
+ if (!ExprResolveModMask(keymap, value, MOD_BOTH, mods_rtrn))
+ return ReportMismatch(keymap->ctx, action,
+ ACTION_FIELD_MODIFIERS, "modifier mask");
+
+ *flags_inout &= ~ACTION_MODS_LOOKUP_MODMAP;
return true;
}
+static const LookupEntry lockWhich[] = {
+ { "both", 0 },
+ { "lock", ACTION_LOCK_NO_UNLOCK },
+ { "neither", (ACTION_LOCK_NO_LOCK | ACTION_LOCK_NO_UNLOCK) },
+ { "unlock", ACTION_LOCK_NO_LOCK },
+ { NULL, 0 }
+};
+
static bool
-HandleSetLatchMods(struct xkb_keymap *keymap, struct xkb_any_action *action,
- unsigned field, ExprDef *array_ndx, ExprDef *value)
+CheckAffectField(struct xkb_context *ctx, enum xkb_action_type action,
+ const ExprDef *array_ndx, const ExprDef *value,
+ enum xkb_action_flags *flags_inout)
{
- struct xkb_mod_action *act;
- unsigned rtrn;
- unsigned t1, t2;
-
- act = (struct xkb_mod_action *) action;
- if (array_ndx != NULL) {
- switch (field) {
- case F_ClearLocks:
- case F_LatchToLock:
- case F_Modifiers:
- return ReportActionNotArray(action->type, field);
- }
- }
- switch (field) {
- case F_ClearLocks:
- case F_LatchToLock:
- rtrn = act->flags;
- if (CheckLatchLockFlags(keymap, action->type, field, value, &rtrn)) {
- act->flags = rtrn;
- return true;
- }
- return false;
+ enum xkb_action_flags flags;
- case F_Modifiers:
- t1 = act->flags;
- if (CheckModifierField(keymap, action->type, value, &t1, &t2)) {
- act->flags = t1;
- act->real_mods = act->mask = (t2 & 0xff);
- act->vmods = (t2 >> 8) & 0xffff;
- return true;
- }
- return false;
- }
- return ReportIllegal(action->type, field);
+ if (array_ndx)
+ return ReportActionNotArray(ctx, action, ACTION_FIELD_AFFECT);
+
+ if (!ExprResolveEnum(ctx, value, &flags, lockWhich))
+ return ReportMismatch(ctx, action, ACTION_FIELD_AFFECT,
+ "lock, unlock, both, neither");
+
+ *flags_inout &= ~(ACTION_LOCK_NO_LOCK | ACTION_LOCK_NO_UNLOCK);
+ *flags_inout |= flags;
+ return true;
}
static bool
-HandleLockMods(struct xkb_keymap *keymap, struct xkb_any_action *action,
- unsigned field, ExprDef *array_ndx, ExprDef *value)
-{
- struct xkb_mod_action *act;
- unsigned t1, t2;
-
- act = (struct xkb_mod_action *) action;
- if ((array_ndx != NULL) && (field == F_Modifiers))
- return ReportActionNotArray(action->type, field);
- switch (field) {
- case F_Modifiers:
- t1 = act->flags;
- if (CheckModifierField(keymap, action->type, value, &t1, &t2)) {
- act->flags = t1;
- act->real_mods = act->mask = (t2 & 0xff);
- act->vmods = (t2 >> 8) & 0xffff;
- return true;
- }
- return false;
- }
- return ReportIllegal(action->type, field);
+HandleSetLatchLockMods(struct xkb_keymap *keymap, union xkb_action *action,
+ enum action_field field, const ExprDef *array_ndx,
+ const ExprDef *value)
+{
+ struct xkb_mod_action *act = &action->mods;
+ const enum xkb_action_type type = action->type;
+
+ if (field == ACTION_FIELD_MODIFIERS)
+ return CheckModifierField(keymap, action->type, array_ndx, value,
+ &act->flags, &act->mods.mods);
+ if ((type == ACTION_TYPE_MOD_SET || type == ACTION_TYPE_MOD_LATCH) &&
+ field == ACTION_FIELD_CLEAR_LOCKS)
+ return CheckBooleanFlag(keymap->ctx, action->type, field,
+ ACTION_LOCK_CLEAR, array_ndx, value,
+ &act->flags);
+ if (type == ACTION_TYPE_MOD_LATCH &&
+ field == ACTION_FIELD_LATCH_TO_LOCK)
+ return CheckBooleanFlag(keymap->ctx, action->type, field,
+ ACTION_LATCH_TO_LOCK, array_ndx, value,
+ &act->flags);
+ if (type == ACTION_TYPE_MOD_LOCK &&
+ field == ACTION_FIELD_AFFECT)
+ return CheckAffectField(keymap->ctx, action->type, array_ndx, value,
+ &act->flags);
+
+ return ReportIllegal(keymap->ctx, action->type, field);
}
static bool
-CheckGroupField(struct xkb_keymap *keymap, unsigned action,
- ExprDef * value, unsigned *flags_inout, int *grp_rtrn)
+CheckGroupField(struct xkb_context *ctx, enum xkb_action_type action,
+ const ExprDef *array_ndx, const ExprDef *value,
+ enum xkb_action_flags *flags_inout, int32_t *group_rtrn)
{
- ExprDef *spec;
- ExprResult rtrn;
+ const ExprDef *spec;
+ xkb_layout_index_t idx;
+ enum xkb_action_flags flags = *flags_inout;
+
+ if (array_ndx)
+ return ReportActionNotArray(ctx, action, ACTION_FIELD_GROUP);
- if ((value->op == OpNegate) || (value->op == OpUnaryPlus)) {
- *flags_inout &= ~XkbSA_GroupAbsolute;
- spec = value->value.child;
+ if (value->expr.op == EXPR_NEGATE || value->expr.op == EXPR_UNARY_PLUS) {
+ flags &= ~ACTION_ABSOLUTE_SWITCH;
+ spec = value->unary.child;
}
else {
- *flags_inout |= XkbSA_GroupAbsolute;
+ flags |= ACTION_ABSOLUTE_SWITCH;
spec = value;
}
- if (!ExprResolveGroup(keymap->ctx, spec, &rtrn))
- return ReportMismatch(action, F_Group, "integer (range 1..8)");
- if (value->op == OpNegate)
- *grp_rtrn = -rtrn.ival;
- else if (value->op == OpUnaryPlus)
- *grp_rtrn = rtrn.ival;
- else
- *grp_rtrn = rtrn.ival - 1;
- return true;
-}
+ if (!ExprResolveGroup(ctx, spec, &idx))
+ return ReportMismatch(ctx, action, ACTION_FIELD_GROUP,
+ "integer (range 1..8)");
-static bool
-HandleSetLatchGroup(struct xkb_keymap *keymap, struct xkb_any_action *action,
- unsigned field, ExprDef *array_ndx, ExprDef *value)
-{
- struct xkb_group_action *act;
- unsigned rtrn;
- unsigned t1;
- int t2;
-
- act = (struct xkb_group_action *) action;
- if (array_ndx != NULL) {
- switch (field) {
- case F_ClearLocks:
- case F_LatchToLock:
- case F_Group:
- return ReportActionNotArray(action->type, field);
- }
+ /* +n, -n are relative, n is absolute. */
+ if (value->expr.op == EXPR_NEGATE || value->expr.op == EXPR_UNARY_PLUS) {
+ *group_rtrn = (int32_t) idx;
+ if (value->expr.op == EXPR_NEGATE)
+ *group_rtrn = -*group_rtrn;
}
- switch (field) {
- case F_ClearLocks:
- case F_LatchToLock:
- rtrn = act->flags;
- if (CheckLatchLockFlags(keymap, action->type, field, value, &rtrn)) {
- act->flags = rtrn;
- return true;
- }
- return false;
-
- case F_Group:
- t1 = act->flags;
- if (CheckGroupField(keymap, action->type, value, &t1, &t2)) {
- act->flags = t1;
- act->group = t2;
- return true;
- }
- return false;
+ else {
+ *group_rtrn = (int32_t) (idx - 1);
}
- return ReportIllegal(action->type, field);
+ *flags_inout = flags;
+ return true;
}
static bool
-HandleLockGroup(struct xkb_keymap *keymap, struct xkb_any_action *action,
- unsigned field, ExprDef *array_ndx, ExprDef *value)
-{
- struct xkb_group_action *act;
- unsigned t1;
- int t2;
-
- act = (struct xkb_group_action *) action;
- if ((array_ndx != NULL) && (field == F_Group))
- return ReportActionNotArray(action->type, field);
- if (field == F_Group) {
- t1 = act->flags;
- if (CheckGroupField(keymap, action->type, value, &t1, &t2)) {
- act->flags = t1;
- act->group = t2;
- return true;
- }
- return false;
- }
- return ReportIllegal(action->type, field);
+HandleSetLatchLockGroup(struct xkb_keymap *keymap, union xkb_action *action,
+ enum action_field field, const ExprDef *array_ndx,
+ const ExprDef *value)
+{
+ struct xkb_group_action *act = &action->group;
+ const enum xkb_action_type type = action->type;
+
+ if (field == ACTION_FIELD_GROUP)
+ return CheckGroupField(keymap->ctx, action->type, array_ndx, value,
+ &act->flags, &act->group);
+ if ((type == ACTION_TYPE_GROUP_SET || type == ACTION_TYPE_GROUP_LATCH) &&
+ field == ACTION_FIELD_CLEAR_LOCKS)
+ return CheckBooleanFlag(keymap->ctx, action->type, field,
+ ACTION_LOCK_CLEAR, array_ndx, value,
+ &act->flags);
+ if (type == ACTION_TYPE_GROUP_LATCH &&
+ field == ACTION_FIELD_LATCH_TO_LOCK)
+ return CheckBooleanFlag(keymap->ctx, action->type, field,
+ ACTION_LATCH_TO_LOCK, array_ndx, value,
+ &act->flags);
+
+ return ReportIllegal(keymap->ctx, action->type, field);
}
static bool
-HandleMovePtr(struct xkb_keymap *keymap, struct xkb_any_action *action,
- unsigned field, ExprDef *array_ndx, ExprDef *value)
+HandleMovePtr(struct xkb_keymap *keymap, union xkb_action *action,
+ enum action_field field, const ExprDef *array_ndx,
+ const ExprDef *value)
{
- ExprResult rtrn;
- struct xkb_pointer_action *act;
- bool absolute;
-
- act = (struct xkb_pointer_action *) action;
- if ((array_ndx != NULL) && ((field == F_X) || (field == F_Y)))
- return ReportActionNotArray(action->type, field);
-
- if ((field == F_X) || (field == F_Y)) {
- if ((value->op == OpNegate) || (value->op == OpUnaryPlus))
- absolute = false;
- else
- absolute = true;
- if (!ExprResolveInteger(keymap->ctx, value, &rtrn))
- return ReportMismatch(action->type, field, "integer");
- if (field == F_X) {
+ struct xkb_pointer_action *act = &action->ptr;
+
+ if (field == ACTION_FIELD_X || field == ACTION_FIELD_Y) {
+ int val;
+ const bool absolute = (value->expr.op != EXPR_NEGATE &&
+ value->expr.op != EXPR_UNARY_PLUS);
+
+ if (array_ndx)
+ return ReportActionNotArray(keymap->ctx, action->type, field);
+
+ if (!ExprResolveInteger(keymap->ctx, value, &val))
+ return ReportMismatch(keymap->ctx, action->type, field, "integer");
+
+ if (val < INT16_MIN || val > INT16_MAX) {
+ log_err(keymap->ctx,
+ "The %s field in the %s action must be in range %d..%d; "
+ "Action definition ignored\n",
+ fieldText(field), ActionTypeText(action->type),
+ INT16_MIN, INT16_MAX);
+ return false;
+ }
+
+ if (field == ACTION_FIELD_X) {
if (absolute)
- act->flags |= XkbSA_MoveAbsoluteX;
- act->x = rtrn.ival;
+ act->flags |= ACTION_ABSOLUTE_X;
+ act->x = (int16_t) val;
}
else {
if (absolute)
- act->flags |= XkbSA_MoveAbsoluteY;
- act->y = rtrn.ival;
+ act->flags |= ACTION_ABSOLUTE_Y;
+ act->y = (int16_t) val;
}
+
return true;
}
- else if (field == F_Accel) {
- if (!ExprResolveBoolean(keymap->ctx, value, &rtrn))
- return ReportMismatch(action->type, field, "boolean");
- if (rtrn.uval)
- act->flags &= ~XkbSA_NoAcceleration;
- else
- act->flags |= XkbSA_NoAcceleration;
+ else if (field == ACTION_FIELD_ACCEL) {
+ return CheckBooleanFlag(keymap->ctx, action->type, field,
+ ACTION_ACCEL, array_ndx, value, &act->flags);
}
- return ReportIllegal(action->type, field);
-}
-static const LookupEntry lockWhich[] = {
- { "both", 0 },
- { "lock", XkbSA_LockNoUnlock },
- { "neither", (XkbSA_LockNoLock | XkbSA_LockNoUnlock) },
- { "unlock", XkbSA_LockNoLock },
- { NULL, 0 }
-};
+ return ReportIllegal(keymap->ctx, action->type, field);
+}
static bool
-HandlePtrBtn(struct xkb_keymap *keymap, struct xkb_any_action *action,
- unsigned field, ExprDef *array_ndx, ExprDef *value)
+HandlePtrBtn(struct xkb_keymap *keymap, union xkb_action *action,
+ enum action_field field, const ExprDef *array_ndx,
+ const ExprDef *value)
{
- ExprResult rtrn;
- struct xkb_pointer_button_action *act;
-
- act = (struct xkb_pointer_button_action *) action;
- if (field == F_Button) {
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
- if (!ExprResolveButton(keymap->ctx, value, &rtrn))
- return ReportMismatch(action->type, field,
+ struct xkb_pointer_button_action *act = &action->btn;
+
+ if (field == ACTION_FIELD_BUTTON) {
+ int btn;
+
+ if (array_ndx)
+ return ReportActionNotArray(keymap->ctx, action->type, field);
+
+ if (!ExprResolveButton(keymap->ctx, value, &btn))
+ return ReportMismatch(keymap->ctx, action->type, field,
"integer (range 1..5)");
- if ((rtrn.ival < 0) || (rtrn.ival > 5)) {
- ERROR("Button must specify default or be in the range 1..5\n");
- ACTION("Illegal button value %d ignored\n", rtrn.ival);
+
+ if (btn < 0 || btn > 5) {
+ log_err(keymap->ctx,
+ "Button must specify default or be in the range 1..5; "
+ "Illegal button value %d ignored\n", btn);
return false;
}
- act->button = rtrn.ival;
+
+ act->button = btn;
return true;
}
- else if ((action->type == XkbSA_LockPtrBtn) && (field == F_Affect)) {
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
- if (!ExprResolveEnum(keymap->ctx, value, &rtrn, lockWhich))
- return ReportMismatch(action->type, field, "lock or unlock");
- act->flags &= ~(XkbSA_LockNoLock | XkbSA_LockNoUnlock);
- act->flags |= rtrn.ival;
- return true;
+ else if (action->type == ACTION_TYPE_PTR_LOCK &&
+ field == ACTION_FIELD_AFFECT) {
+ return CheckAffectField(keymap->ctx, action->type, array_ndx, value,
+ &act->flags);
}
- else if (field == F_Count) {
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
- if (!ExprResolveButton(keymap->ctx, value, &rtrn))
- return ReportMismatch(action->type, field, "integer");
- if ((rtrn.ival < 0) || (rtrn.ival > 255)) {
- ERROR("The count field must have a value in the range 0..255\n");
- ACTION("Illegal count %d ignored\n", rtrn.ival);
+ else if (field == ACTION_FIELD_COUNT) {
+ int val;
+
+ if (array_ndx)
+ return ReportActionNotArray(keymap->ctx, action->type, field);
+
+ if (!ExprResolveInteger(keymap->ctx, value, &val))
+ return ReportMismatch(keymap->ctx, action->type, field, "integer");
+
+ if (val < 0 || val > 255) {
+ log_err(keymap->ctx,
+ "The count field must have a value in the range 0..255; "
+ "Illegal count %d ignored\n", val);
return false;
}
- act->count = rtrn.ival;
+
+ act->count = (uint8_t) val;
return true;
}
- return ReportIllegal(action->type, field);
+
+ return ReportIllegal(keymap->ctx, action->type, field);
}
static const LookupEntry ptrDflts[] = {
- { "dfltbtn", XkbSA_AffectDfltBtn },
- { "defaultbutton", XkbSA_AffectDfltBtn },
- { "button", XkbSA_AffectDfltBtn },
+ { "dfltbtn", 1 },
+ { "defaultbutton", 1 },
+ { "button", 1 },
{ NULL, 0 }
};
static bool
-HandleSetPtrDflt(struct xkb_keymap *keymap, struct xkb_any_action *action,
- unsigned field, ExprDef *array_ndx, ExprDef *value)
+HandleSetPtrDflt(struct xkb_keymap *keymap, union xkb_action *action,
+ enum action_field field, const ExprDef *array_ndx,
+ const ExprDef *value)
{
- ExprResult rtrn;
- struct xkb_pointer_default_action *act;
-
- act = (struct xkb_pointer_default_action *) action;
- if (field == F_Affect) {
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
- if (!ExprResolveEnum(keymap->ctx, value, &rtrn, ptrDflts))
- return ReportMismatch(action->type, field, "pointer component");
- act->affect = rtrn.uval;
+ struct xkb_pointer_default_action *act = &action->dflt;
+
+ if (field == ACTION_FIELD_AFFECT) {
+ unsigned int val;
+
+ if (array_ndx)
+ return ReportActionNotArray(keymap->ctx, action->type, field);
+
+ if (!ExprResolveEnum(keymap->ctx, value, &val, ptrDflts))
+ return ReportMismatch(keymap->ctx, action->type, field,
+ "pointer component");
return true;
}
- else if ((field == F_Button) || (field == F_Value)) {
- ExprDef *btn;
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
- if ((value->op == OpNegate) || (value->op == OpUnaryPlus)) {
- act->flags &= ~XkbSA_DfltBtnAbsolute;
- btn = value->value.child;
+ else if (field == ACTION_FIELD_BUTTON || field == ACTION_FIELD_VALUE) {
+ const ExprDef *button;
+ int btn;
+
+ if (array_ndx)
+ return ReportActionNotArray(keymap->ctx, action->type, field);
+
+ if (value->expr.op == EXPR_NEGATE ||
+ value->expr.op == EXPR_UNARY_PLUS) {
+ act->flags &= ~ACTION_ABSOLUTE_SWITCH;
+ button = value->unary.child;
}
else {
- act->flags |= XkbSA_DfltBtnAbsolute;
- btn = value;
+ act->flags |= ACTION_ABSOLUTE_SWITCH;
+ button = value;
}
- if (!ExprResolveButton(keymap->ctx, btn, &rtrn))
- return ReportMismatch(action->type, field,
+ if (!ExprResolveButton(keymap->ctx, button, &btn))
+ return ReportMismatch(keymap->ctx, action->type, field,
"integer (range 1..5)");
- if ((rtrn.ival < 0) || (rtrn.ival > 5)) {
- ERROR("New default button value must be in the range 1..5\n");
- ACTION("Illegal default button value %d ignored\n", rtrn.ival);
+
+ if (btn < 0 || btn > 5) {
+ log_err(keymap->ctx,
+ "New default button value must be in the range 1..5; "
+ "Illegal default button value %d ignored\n", btn);
return false;
}
- if (rtrn.ival == 0) {
- ERROR("Cannot set default pointer button to \"default\"\n");
- ACTION("Illegal default button setting ignored\n");
+ if (btn == 0) {
+ log_err(keymap->ctx,
+ "Cannot set default pointer button to \"default\"; "
+ "Illegal default button setting ignored\n");
return false;
}
- if (value->op == OpNegate)
- act->value = -rtrn.ival;
- else
- act->value = rtrn.ival;
+
+ act->value = (value->expr.op == EXPR_NEGATE ? -btn: btn);
return true;
}
- return ReportIllegal(action->type, field);
-}
-static const LookupEntry isoNames[] = {
- { "mods", XkbSA_ISONoAffectMods },
- { "modifiers", XkbSA_ISONoAffectMods },
- { "group", XkbSA_ISONoAffectGroup },
- { "groups", XkbSA_ISONoAffectGroup },
- { "ptr", XkbSA_ISONoAffectPtr },
- { "pointer", XkbSA_ISONoAffectPtr },
- { "ctrls", XkbSA_ISONoAffectCtrls },
- { "controls", XkbSA_ISONoAffectCtrls },
- { "all", ~((unsigned) 0) },
- { "none", 0 },
- { NULL, 0 },
-};
+ return ReportIllegal(keymap->ctx, action->type, field);
+}
static bool
-HandleISOLock(struct xkb_keymap *keymap, struct xkb_any_action *action,
- unsigned field, ExprDef *array_ndx, ExprDef *value)
+HandleSwitchScreen(struct xkb_keymap *keymap, union xkb_action *action,
+ enum action_field field, const ExprDef *array_ndx,
+ const ExprDef *value)
{
- ExprResult rtrn;
- struct xkb_iso_action *act;
- unsigned flags, mods;
- int group;
-
- act = (struct xkb_iso_action *) action;
- switch (field) {
- case F_Modifiers:
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
- flags = act->flags;
- if (CheckModifierField(keymap, action->type, value, &flags, &mods)) {
- act->flags = flags & (~XkbSA_ISODfltIsGroup);
- act->real_mods = mods & 0xff;
- act->vmods = (mods >> 8) & 0xff;
- return true;
- }
- return false;
+ struct xkb_switch_screen_action *act = &action->screen;
- case F_Group:
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
- flags = act->flags;
- if (CheckGroupField(keymap, action->type, value, &flags, &group)) {
- act->flags = flags | XkbSA_ISODfltIsGroup;
- act->group = group;
- return true;
- }
- return false;
+ if (field == ACTION_FIELD_SCREEN) {
+ const ExprDef *scrn;
+ int val;
- case F_Affect:
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
- if (!ExprResolveMask(keymap->ctx, value, &rtrn, isoNames))
- return ReportMismatch(action->type, field, "keyboard component");
- act->affect = (~rtrn.uval) & XkbSA_ISOAffectMask;
- return true;
- }
- return ReportIllegal(action->type, field);
-}
+ if (array_ndx)
+ return ReportActionNotArray(keymap->ctx, action->type, field);
-static bool
-HandleSwitchScreen(struct xkb_keymap *keymap, struct xkb_any_action *action,
- unsigned field, ExprDef *array_ndx, ExprDef *value)
-{
- ExprResult rtrn;
- struct xkb_switch_screen_action *act;
-
- act = (struct xkb_switch_screen_action *) action;
- if (field == F_Screen) {
- ExprDef *scrn;
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
- if ((value->op == OpNegate) || (value->op == OpUnaryPlus)) {
- act->flags &= ~XkbSA_SwitchAbsolute;
- scrn = value->value.child;
+ if (value->expr.op == EXPR_NEGATE ||
+ value->expr.op == EXPR_UNARY_PLUS) {
+ act->flags &= ~ACTION_ABSOLUTE_SWITCH;
+ scrn = value->unary.child;
}
else {
- act->flags |= XkbSA_SwitchAbsolute;
+ act->flags |= ACTION_ABSOLUTE_SWITCH;
scrn = value;
}
- if (!ExprResolveInteger(keymap->ctx, scrn, &rtrn))
- return ReportMismatch(action->type, field, "integer (0..255)");
- if ((rtrn.ival < 0) || (rtrn.ival > 255)) {
- ERROR("Screen index must be in the range 1..255\n");
- ACTION("Illegal screen value %d ignored\n", rtrn.ival);
+ if (!ExprResolveInteger(keymap->ctx, scrn, &val))
+ return ReportMismatch(keymap->ctx, action->type, field,
+ "integer (0..255)");
+
+ if (val < 0 || val > 255) {
+ log_err(keymap->ctx,
+ "Screen index must be in the range 1..255; "
+ "Illegal screen value %d ignored\n", val);
return false;
}
- if (value->op == OpNegate)
- act->screen = -rtrn.ival;
- else
- act->screen = rtrn.ival;
+
+ act->screen = (value->expr.op == EXPR_NEGATE ? -val : val);
return true;
}
- else if (field == F_Same) {
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
- if (!ExprResolveBoolean(keymap->ctx, value, &rtrn))
- return ReportMismatch(action->type, field, "boolean");
- if (rtrn.uval)
- act->flags &= ~XkbSA_SwitchApplication;
- else
- act->flags |= XkbSA_SwitchApplication;
- return true;
+ else if (field == ACTION_FIELD_SAME) {
+ return CheckBooleanFlag(keymap->ctx, action->type, field,
+ ACTION_SAME_SCREEN, array_ndx, value,
+ &act->flags);
}
- return ReportIllegal(action->type, field);
-}
-const LookupEntry ctrlNames[] = {
- { "repeatkeys", XkbRepeatKeysMask },
- { "repeat", XkbRepeatKeysMask },
- { "autorepeat", XkbRepeatKeysMask },
- { "slowkeys", XkbSlowKeysMask },
- { "bouncekeys", XkbBounceKeysMask },
- { "stickykeys", XkbStickyKeysMask },
- { "mousekeys", XkbMouseKeysMask },
- { "mousekeysaccel", XkbMouseKeysAccelMask },
- { "accessxkeys", XkbAccessXKeysMask },
- { "accessxtimeout", XkbAccessXTimeoutMask },
- { "accessxfeedback", XkbAccessXFeedbackMask },
- { "audiblebell", XkbAudibleBellMask },
- { "ignoregrouplock", XkbIgnoreGroupLockMask },
- { "all", XkbAllBooleanCtrlsMask },
- { "overlay1", 0 },
- { "overlay2", 0 },
- { "none", 0 },
- { NULL, 0 }
-};
+ return ReportIllegal(keymap->ctx, action->type, field);
+}
static bool
-HandleSetLockControls(struct xkb_keymap *keymap,
- struct xkb_any_action *action,
- unsigned field, ExprDef *array_ndx,
- ExprDef *value)
+HandleSetLockControls(struct xkb_keymap *keymap, union xkb_action *action,
+ enum action_field field, const ExprDef *array_ndx,
+ const ExprDef *value)
{
- ExprResult rtrn;
- struct xkb_controls_action *act;
-
- act = (struct xkb_controls_action *) action;
- if (field == F_Controls) {
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
- if (!ExprResolveMask(keymap->ctx, value, &rtrn, ctrlNames))
- return ReportMismatch(action->type, field, "controls mask");
- act->ctrls = rtrn.uval;
- return true;
- }
- return ReportIllegal(action->type, field);
-}
+ struct xkb_controls_action *act = &action->ctrls;
-static const LookupEntry evNames[] = {
- { "press", XkbSA_MessageOnPress },
- { "keypress", XkbSA_MessageOnPress },
- { "release", XkbSA_MessageOnRelease },
- { "keyrelease", XkbSA_MessageOnRelease },
- { "all", XkbSA_MessageOnPress | XkbSA_MessageOnRelease },
- { "none", 0 },
- { NULL, 0 }
-};
+ if (field == ACTION_FIELD_CONTROLS) {
+ enum xkb_action_controls mask;
-static bool
-HandleActionMessage(struct xkb_keymap *keymap, struct xkb_any_action *action,
- unsigned field, ExprDef *array_ndx, ExprDef *value)
-{
- ExprResult rtrn;
- struct xkb_message_action *act;
-
- act = (struct xkb_message_action *) action;
- switch (field) {
- case F_Report:
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
- if (!ExprResolveMask(keymap->ctx, value, &rtrn, evNames))
- return ReportMismatch(action->type, field, "key event mask");
- act->flags &= ~(XkbSA_MessageOnPress | XkbSA_MessageOnRelease);
- act->flags =
- rtrn.uval & (XkbSA_MessageOnPress | XkbSA_MessageOnRelease);
- return true;
+ if (array_ndx)
+ return ReportActionNotArray(keymap->ctx, action->type, field);
- case F_GenKeyEvent:
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
- if (!ExprResolveBoolean(keymap->ctx, value, &rtrn))
- return ReportMismatch(action->type, field, "boolean");
- if (rtrn.uval)
- act->flags |= XkbSA_MessageGenKeyEvent;
- else
- act->flags &= ~XkbSA_MessageGenKeyEvent;
- return true;
+ if (!ExprResolveMask(keymap->ctx, value, &mask, ctrlMaskNames))
+ return ReportMismatch(keymap->ctx, action->type, field,
+ "controls mask");
- case F_Data:
- if (array_ndx == NULL) {
- if (!ExprResolveString(keymap->ctx, value, &rtrn))
- return ReportMismatch(action->type, field, "string");
- else {
- int len = strlen(rtrn.str);
- if ((len < 1) || (len > 6)) {
- WARN("An action message can hold only 6 bytes\n");
- ACTION("Extra %d bytes ignored\n", len - 6);
- }
- strncpy((char *) act->message, rtrn.str, 6);
- }
- return true;
- }
- else {
- unsigned ndx;
- if (!ExprResolveInteger(keymap->ctx, array_ndx, &rtrn)) {
- ERROR("Array subscript must be integer\n");
- ACTION("Illegal subscript ignored\n");
- return false;
- }
- ndx = rtrn.uval;
- if (ndx > 5) {
- ERROR("An action message is at most 6 bytes long\n");
- ACTION("Attempt to use data[%d] ignored\n", ndx);
- return false;
- }
- if (!ExprResolveInteger(keymap->ctx, value, &rtrn))
- return ReportMismatch(action->type, field, "integer");
- if ((rtrn.ival < 0) || (rtrn.ival > 255)) {
- ERROR("Message data must be in the range 0..255\n");
- ACTION("Illegal datum %d ignored\n", rtrn.ival);
- return false;
- }
- act->message[ndx] = rtrn.uval;
- }
+ act->ctrls = mask;
return true;
}
- return ReportIllegal(action->type, field);
+ else if (field == ACTION_FIELD_AFFECT) {
+ return CheckAffectField(keymap->ctx, action->type, array_ndx, value,
+ &act->flags);
+ }
+
+ return ReportIllegal(keymap->ctx, action->type, field);
}
static bool
-HandleRedirectKey(struct xkb_keymap *keymap, struct xkb_any_action *action,
- unsigned field, ExprDef *array_ndx, ExprDef *value)
+HandlePrivate(struct xkb_keymap *keymap, union xkb_action *action,
+ enum action_field field, const ExprDef *array_ndx,
+ const ExprDef *value)
{
- ExprResult rtrn;
- struct xkb_redirect_key_action *act;
- unsigned t1, t2;
- xkb_keycode_t kc;
- unsigned long tmp;
-
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
-
- act = (struct xkb_redirect_key_action *) action;
- switch (field) {
- case F_Keycode:
- if (!ExprResolveKeyName(keymap->ctx, value, &rtrn))
- return ReportMismatch(action->type, field, "key name");
- tmp = KeyNameToLong(rtrn.keyName.name);
- if (!FindNamedKey(keymap, tmp, &kc, true, CreateKeyNames(keymap),
- 0)) {
- return ReportNotFound(action->type, field, "Key",
- XkbcKeyNameText(rtrn.keyName.name));
- }
- act->new_kc = kc;
- return true;
+ struct xkb_private_action *act = &action->priv;
- case F_ModsToClear:
- case F_Modifiers:
- t1 = 0;
- if (CheckModifierField(keymap, action->type, value, &t1, &t2)) {
- act->mods_mask |= (t2 & 0xff);
- if (field == F_Modifiers)
- act->mods |= (t2 & 0xff);
- else
- act->mods &= ~(t2 & 0xff);
-
- t2 = (t2 >> 8) & 0xffff;
- act->vmods_mask |= t2;
- if (field == F_Modifiers)
- act->vmods |= t2;
- else
- act->vmods &= ~t2;
- return true;
- }
- return true;
- }
- return ReportIllegal(action->type, field);
-}
+ if (field == ACTION_FIELD_TYPE) {
+ int type;
-static bool
-HandleDeviceBtn(struct xkb_keymap *keymap, struct xkb_any_action *action,
- unsigned field, ExprDef *array_ndx, ExprDef *value)
-{
- ExprResult rtrn;
- struct xkb_device_button_action *act;
-
- act = (struct xkb_device_button_action *) action;
- if (field == F_Button) {
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
- if (!ExprResolveInteger(keymap->ctx, value, &rtrn))
- return ReportMismatch(action->type, field,
- "integer (range 1..255)");
- if ((rtrn.ival < 0) || (rtrn.ival > 255)) {
- ERROR("Button must specify default or be in the range 1..255\n");
- ACTION("Illegal button value %d ignored\n", rtrn.ival);
+ if (array_ndx)
+ return ReportActionNotArray(keymap->ctx, action->type, field);
+
+ if (!ExprResolveInteger(keymap->ctx, value, &type))
+ return ReportMismatch(keymap->ctx, ACTION_TYPE_PRIVATE, field, "integer");
+
+ if (type < 0 || type > 255) {
+ log_err(keymap->ctx,
+ "Private action type must be in the range 0..255; "
+ "Illegal type %d ignored\n", type);
return false;
}
- act->button = rtrn.ival;
- return true;
- }
- else if ((action->type == XkbSA_LockDeviceBtn) && (field == F_Affect)) {
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
- if (!ExprResolveEnum(keymap->ctx, value, &rtrn, lockWhich))
- return ReportMismatch(action->type, field, "lock or unlock");
- act->flags &= ~(XkbSA_LockNoLock | XkbSA_LockNoUnlock);
- act->flags |= rtrn.ival;
- return true;
- }
- else if (field == F_Count) {
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
- if (!ExprResolveButton(keymap->ctx, value, &rtrn))
- return ReportMismatch(action->type, field, "integer");
- if ((rtrn.ival < 0) || (rtrn.ival > 255)) {
- ERROR("The count field must have a value in the range 0..255\n");
- ACTION("Illegal count %d ignored\n", rtrn.ival);
- return false;
+
+ /*
+ * It's possible for someone to write something like this:
+ * actions = [ Private(type=3,data[0]=1,data[1]=3,data[2]=3) ]
+ * where the type refers to some existing action type, e.g. LockMods.
+ * This assumes that this action's struct is laid out in memory
+ * exactly as described in the XKB specification and libraries.
+ * We, however, have changed these structs in various ways, so this
+ * assumption is no longer true. Since this is a lousy "feature", we
+ * make actions like these no-ops for now.
+ */
+ if (type < ACTION_TYPE_PRIVATE) {
+ log_info(keymap->ctx,
+ "Private actions of type %s are not supported; Ignored\n",
+ ActionTypeText(type));
+ act->type = ACTION_TYPE_NONE;
}
- act->count = rtrn.ival;
- return true;
- }
- else if (field == F_Device) {
- if (array_ndx != NULL)
- return ReportActionNotArray(action->type, field);
- if (!ExprResolveInteger(keymap->ctx, value, &rtrn))
- return ReportMismatch(action->type, field,
- "integer (range 1..255)");
- if ((rtrn.ival < 0) || (rtrn.ival > 255)) {
- ERROR("Device must specify default or be in the range 1..255\n");
- ACTION("Illegal device value %d ignored\n", rtrn.ival);
- return false;
+ else {
+ act->type = (enum xkb_action_type) type;
}
- act->device = rtrn.ival;
- return true;
- }
- return ReportIllegal(action->type, field);
-}
-static bool
-HandleDeviceValuator(struct xkb_keymap *keymap, struct xkb_any_action *action,
- unsigned field, ExprDef *array_ndx, ExprDef *value)
-{
-#if 0
- ExprResult rtrn;
- struct xkb_device_valuator_action *act;
-
- act = (struct xkb_device_valuator_action *) action;
- /* XXX - Not yet implemented */
-#endif
- return false;
-}
-
-static bool
-HandlePrivate(struct xkb_keymap *keymap, struct xkb_any_action *action,
- unsigned field, ExprDef *array_ndx, ExprDef *value)
-{
- ExprResult rtrn;
-
- switch (field) {
- case F_Type:
- if (!ExprResolveInteger(keymap->ctx, value, &rtrn))
- return ReportMismatch(PrivateAction, field, "integer");
- if ((rtrn.ival < 0) || (rtrn.ival > 255)) {
- ERROR("Private action type must be in the range 0..255\n");
- ACTION("Illegal type %d ignored\n", rtrn.ival);
- return false;
- }
- action->type = rtrn.uval;
return true;
-
- case F_Data:
+ }
+ else if (field == ACTION_FIELD_DATA) {
if (array_ndx == NULL) {
- if (!ExprResolveString(keymap->ctx, value, &rtrn))
- return ReportMismatch(action->type, field, "string");
- else {
- int len = strlen(rtrn.str);
- if ((len < 1) || (len > 7)) {
- WARN("A private action has 7 data bytes\n");
- ACTION("Extra %d bytes ignored\n", len - 6);
- return false;
- }
- strncpy((char *) action->data, rtrn.str, sizeof action->data);
+ xkb_atom_t val;
+ const char *str;
+ size_t len;
+
+ if (!ExprResolveString(keymap->ctx, value, &val))
+ return ReportMismatch(keymap->ctx, action->type, field, "string");
+
+ str = xkb_atom_text(keymap->ctx, val);
+ len = strlen(str);
+ if (len < 1 || len > 7) {
+ log_warn(keymap->ctx,
+ "A private action has 7 data bytes; "
+ "Illegal data ignored\n");
+ return false;
}
- free(rtrn.str);
+
+ strncpy((char *) act->data, str, sizeof(act->data));
return true;
}
else {
- unsigned ndx;
- if (!ExprResolveInteger(keymap->ctx, array_ndx, &rtrn)) {
- ERROR("Array subscript must be integer\n");
- ACTION("Illegal subscript ignored\n");
+ int ndx, datum;
+
+ if (!ExprResolveInteger(keymap->ctx, array_ndx, &ndx)) {
+ log_err(keymap->ctx,
+ "Array subscript must be integer; "
+ "Illegal subscript ignored\n");
return false;
}
- ndx = rtrn.uval;
- if (ndx >= sizeof action->data) {
- ERROR("The data for a private action is 18 bytes long\n");
- ACTION("Attempt to use data[%d] ignored\n", ndx);
+
+ if (ndx < 0 || (size_t) ndx >= sizeof(act->data)) {
+ log_err(keymap->ctx,
+ "The data for a private action is %lu bytes long; "
+ "Attempt to use data[%d] ignored\n",
+ (unsigned long) sizeof(act->data), ndx);
return false;
}
- if (!ExprResolveInteger(keymap->ctx, value, &rtrn))
- return ReportMismatch(action->type, field, "integer");
- if ((rtrn.ival < 0) || (rtrn.ival > 255)) {
- ERROR("All data for a private action must be 0..255\n");
- ACTION("Illegal datum %d ignored\n", rtrn.ival);
+
+ if (!ExprResolveInteger(keymap->ctx, value, &datum))
+ return ReportMismatch(keymap->ctx, act->type, field, "integer");
+
+ if (datum < 0 || datum > 255) {
+ log_err(keymap->ctx,
+ "All data for a private action must be 0..255; "
+ "Illegal datum %d ignored\n", datum);
return false;
}
- action->data[ndx] = rtrn.uval;
+
+ act->data[ndx] = (uint8_t) datum;
return true;
}
}
- return ReportIllegal(PrivateAction, field);
+
+ return ReportIllegal(keymap->ctx, ACTION_TYPE_NONE, field);
}
typedef bool (*actionHandler)(struct xkb_keymap *keymap,
- struct xkb_any_action *action, unsigned field,
- ExprDef *array_ndx, ExprDef *value);
-
-static const actionHandler handleAction[XkbSA_NumActions + 1] = {
- [XkbSA_NoAction] = HandleNoAction,
- [XkbSA_SetMods] = HandleSetLatchMods,
- [XkbSA_LatchMods] = HandleSetLatchMods,
- [XkbSA_LockMods] = HandleLockMods,
- [XkbSA_SetGroup] = HandleSetLatchGroup,
- [XkbSA_LatchGroup] = HandleSetLatchGroup,
- [XkbSA_LockGroup] = HandleLockGroup,
- [XkbSA_MovePtr] = HandleMovePtr,
- [XkbSA_PtrBtn] = HandlePtrBtn,
- [XkbSA_LockPtrBtn] = HandlePtrBtn,
- [XkbSA_SetPtrDflt] = HandleSetPtrDflt,
- [XkbSA_ISOLock] = HandleISOLock,
- [XkbSA_Terminate] = HandleNoAction,
- [XkbSA_SwitchScreen] = HandleSwitchScreen,
- [XkbSA_SetControls] = HandleSetLockControls,
- [XkbSA_LockControls] = HandleSetLockControls,
- [XkbSA_ActionMessage] = HandleActionMessage,
- [XkbSA_RedirectKey] = HandleRedirectKey,
- [XkbSA_DeviceBtn] = HandleDeviceBtn,
- [XkbSA_LockDeviceBtn] = HandleDeviceBtn,
- [XkbSA_DeviceValuator] = HandleDeviceValuator,
- [PrivateAction] = HandlePrivate,
+ union xkb_action *action,
+ enum action_field field,
+ const ExprDef *array_ndx,
+ const ExprDef *value);
+
+static const actionHandler handleAction[_ACTION_TYPE_NUM_ENTRIES] = {
+ [ACTION_TYPE_NONE] = HandleNoAction,
+ [ACTION_TYPE_MOD_SET] = HandleSetLatchLockMods,
+ [ACTION_TYPE_MOD_LATCH] = HandleSetLatchLockMods,
+ [ACTION_TYPE_MOD_LOCK] = HandleSetLatchLockMods,
+ [ACTION_TYPE_GROUP_SET] = HandleSetLatchLockGroup,
+ [ACTION_TYPE_GROUP_LATCH] = HandleSetLatchLockGroup,
+ [ACTION_TYPE_GROUP_LOCK] = HandleSetLatchLockGroup,
+ [ACTION_TYPE_PTR_MOVE] = HandleMovePtr,
+ [ACTION_TYPE_PTR_BUTTON] = HandlePtrBtn,
+ [ACTION_TYPE_PTR_LOCK] = HandlePtrBtn,
+ [ACTION_TYPE_PTR_DEFAULT] = HandleSetPtrDflt,
+ [ACTION_TYPE_TERMINATE] = HandleNoAction,
+ [ACTION_TYPE_SWITCH_VT] = HandleSwitchScreen,
+ [ACTION_TYPE_CTRL_SET] = HandleSetLockControls,
+ [ACTION_TYPE_CTRL_LOCK] = HandleSetLockControls,
+ [ACTION_TYPE_PRIVATE] = HandlePrivate,
};
/***====================================================================***/
-static void
-ApplyActionFactoryDefaults(union xkb_action * action)
-{
- if (action->type == XkbSA_SetPtrDflt) { /* increment default button */
- action->dflt.affect = XkbSA_AffectDfltBtn;
- action->dflt.flags = 0;
- action->dflt.value = 1;
- }
- else if (action->type == XkbSA_ISOLock) {
- action->iso.real_mods = LockMask;
- }
-}
-
-static void
-ActionsInit(struct xkb_context *ctx);
-
-int
-HandleActionDef(ExprDef * def,
- struct xkb_keymap *keymap,
- struct xkb_any_action *action, ActionInfo *info)
+bool
+HandleActionDef(ExprDef *def, struct xkb_keymap *keymap,
+ union xkb_action *action, ActionsInfo *info)
{
ExprDef *arg;
const char *str;
- unsigned tmp, hndlrType;
-
- if (!actionsInitialized)
- ActionsInit(keymap->ctx);
+ unsigned handler_type;
- if (def->op != ExprActionDecl) {
- ERROR("Expected an action definition, found %s\n",
- exprOpText(def->op));
- return false;
- }
- str = xkb_atom_text(keymap->ctx, def->value.action.name);
- if (!str) {
- WSGO("Missing name in action definition!!\n");
+ if (def->expr.op != EXPR_ACTION_DECL) {
+ log_err(keymap->ctx, "Expected an action definition, found %s\n",
+ expr_op_type_to_string(def->expr.op));
return false;
}
- if (!stringToAction(str, &tmp)) {
- ERROR("Unknown action %s\n", str);
+
+ str = xkb_atom_text(keymap->ctx, def->action.name);
+ if (!stringToAction(str, &handler_type)) {
+ log_err(keymap->ctx, "Unknown action %s\n", str);
return false;
}
- action->type = hndlrType = tmp;
- if (action->type != XkbSA_NoAction) {
- ApplyActionFactoryDefaults((union xkb_action *) action);
- while (info)
- {
- if ((info->action == XkbSA_NoAction)
- || (info->action == hndlrType)) {
- if (!(*handleAction[hndlrType])(keymap, action,
- info->field,
- info->array_ndx,
- info->value)) {
- return false;
- }
- }
- info = info->next;
- }
- }
- for (arg = def->value.action.args; arg != NULL;
+
+ /*
+ * Get the default values for this action type, as modified by
+ * statements such as:
+ * latchMods.clearLocks = True;
+ */
+ *action = info->actions[handler_type];
+
+ /*
+ * Now change the action properties as specified for this
+ * particular instance, e.g. "modifiers" and "clearLocks" in:
+ * SetMods(modifiers=Alt,clearLocks);
+ */
+ for (arg = def->action.args; arg != NULL;
arg = (ExprDef *) arg->common.next) {
- ExprDef *field, *value, *arrayRtrn;
- ExprResult elemRtrn, fieldRtrn;
- unsigned fieldNdx;
+ const ExprDef *value;
+ ExprDef *field, *arrayRtrn;
+ const char *elemRtrn, *fieldRtrn;
+ enum action_field fieldNdx;
- if (arg->op == OpAssign) {
- field = arg->value.binary.left;
- value = arg->value.binary.right;
+ if (arg->expr.op == EXPR_ASSIGN) {
+ field = arg->binary.left;
+ value = arg->binary.right;
+ }
+ else if (arg->expr.op == EXPR_NOT || arg->expr.op == EXPR_INVERT) {
+ field = arg->unary.child;
+ value = (const ExprDef *) &constFalse;
}
else {
- if ((arg->op == OpNot) || (arg->op == OpInvert)) {
- field = arg->value.child;
- constFalse.value.str = xkb_atom_intern(keymap->ctx, "false");
- value = &constFalse;
- }
- else {
- field = arg;
- constTrue.value.str = xkb_atom_intern(keymap->ctx, "true");
- value = &constTrue;
- }
+ field = arg;
+ value = (const ExprDef *) &constTrue;
}
- if (!ExprResolveLhs(keymap, field, &elemRtrn, &fieldRtrn, &arrayRtrn))
- return false; /* internal error -- already reported */
-
- if (elemRtrn.str != NULL) {
- ERROR("Cannot change defaults in an action definition\n");
- ACTION("Ignoring attempt to change %s.%s\n", elemRtrn.str,
- fieldRtrn.str);
- free(elemRtrn.str);
- free(fieldRtrn.str);
+
+ if (!ExprResolveLhs(keymap->ctx, field, &elemRtrn, &fieldRtrn,
+ &arrayRtrn))
+ return false;
+
+ if (elemRtrn) {
+ log_err(keymap->ctx,
+ "Cannot change defaults in an action definition; "
+ "Ignoring attempt to change %s.%s\n",
+ elemRtrn, fieldRtrn);
return false;
}
- if (!stringToField(fieldRtrn.str, &fieldNdx)) {
- ERROR("Unknown field name %s\n", uStringText(fieldRtrn.str));
- free(elemRtrn.str);
- free(fieldRtrn.str);
+
+ if (!stringToField(fieldRtrn, &fieldNdx)) {
+ log_err(keymap->ctx, "Unknown field name %s\n", fieldRtrn);
return false;
}
- free(elemRtrn.str);
- free(fieldRtrn.str);
- if (!(*handleAction[hndlrType])(keymap, action, fieldNdx, arrayRtrn,
+
+ if (!handleAction[handler_type](keymap, action, fieldNdx, arrayRtrn,
value))
return false;
}
+
return true;
}
-/***====================================================================***/
-
-int
-SetActionField(struct xkb_keymap *keymap,
- char *elem,
- char *field,
- ExprDef * array_ndx, ExprDef * value, ActionInfo ** info_rtrn)
+bool
+SetActionField(struct xkb_keymap *keymap, const char *elem, const char *field,
+ ExprDef *array_ndx, ExprDef *value, ActionsInfo *info)
{
- ActionInfo *new, *old;
-
- if (!actionsInitialized)
- ActionsInit(keymap->ctx);
+ enum xkb_action_type action;
+ enum action_field action_field;
- new = uTypedAlloc(ActionInfo);
- if (new == NULL) {
- WSGO("Couldn't allocate space for action default\n");
+ if (!stringToAction(elem, &action))
return false;
- }
- if (strcasecmp(elem, "action") == 0)
- new->action = XkbSA_NoAction;
- else {
- if (!stringToAction(elem, &new->action)) {
- free(new);
- return false;
- }
- if (new->action == XkbSA_NoAction) {
- ERROR("\"%s\" is not a valid field in a NoAction action\n",
- field);
- free(new);
- return false;
- }
- }
- if (!stringToField(field, &new->field)) {
- ERROR("\"%s\" is not a legal field name\n", field);
- free(new);
+
+ if (!stringToField(field, &action_field)) {
+ log_err(keymap->ctx, "\"%s\" is not a legal field name\n", field);
return false;
}
- new->array_ndx = array_ndx;
- new->value = value;
- new->next = NULL;
- old = *info_rtrn;
- while ((old) && (old->next))
- old = old->next;
- if (old == NULL)
- *info_rtrn = new;
- else
- old->next = new;
- return true;
-}
-/***====================================================================***/
-
-static void
-ActionsInit(struct xkb_context *ctx)
-{
- if (!actionsInitialized) {
- memset(&constTrue, 0, sizeof(constTrue));
- memset(&constFalse, 0, sizeof(constFalse));
- constTrue.common.stmtType = StmtExpr;
- constTrue.common.next = NULL;
- constTrue.op = ExprIdent;
- constTrue.type = TypeBoolean;
- constTrue.value.str = xkb_atom_intern(ctx, "true");
- constFalse.common.stmtType = StmtExpr;
- constFalse.common.next = NULL;
- constFalse.op = ExprIdent;
- constFalse.type = TypeBoolean;
- constFalse.value.str = xkb_atom_intern(ctx, "false");
- actionsInitialized = 1;
- }
+ return handleAction[action](keymap, &info->actions[action],
+ action_field, array_ndx, value);
}