78 lines
2.6 KiB
C
78 lines
2.6 KiB
C
/*
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* Copyright (c) 2003 by The XFree86 Project, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Except as contained in this notice, the name of the copyright holder(s)
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* and author(s) shall not be used in advertising or otherwise to promote
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* the sale, use or other dealings in this Software without prior written
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* authorization from the copyright holder(s) and author(s).
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*/
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#endif
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#include "xf86.h"
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#include "xf86OSmouse.h"
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static CARD32 registeredVersions[NUM_BUILTIN_IFS];
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_X_EXPORT CARD32
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xf86GetBuiltinInterfaceVersion(BuiltinInterface iface, int flags)
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{
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if (iface < 0 || iface >= NUM_BUILTIN_IFS) {
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xf86Msg(X_ERROR, "xf86GetBuiltinInterfaceVersion: Unexpected interface"
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"query: %d\n", iface);
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return 0;
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}
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if (registeredVersions[iface])
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return registeredVersions[iface];
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/* Most built-in interfaces are handled this way. */
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switch (iface) {
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case BUILTIN_IF_OSMOUSE:
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return OS_MOUSE_VERSION_CURRENT;
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default:
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xf86Msg(X_ERROR, "xf86GetBuiltinInterfaceVersion: internal error: "
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"interface %d not handled\n", iface);
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return 0;
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}
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}
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_X_EXPORT Bool
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xf86RegisterBuiltinInterfaceVersion(BuiltinInterface iface, CARD32 version,
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int flags)
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{
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if (iface < 0 || iface >= NUM_BUILTIN_IFS) {
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xf86Msg(X_ERROR, "xf86RegisterBuiltinInterfaceVersion: "
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"unexpected interface number: %d\n", iface);
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return FALSE;
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}
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if (version == 0) {
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xf86Msg(X_ERROR, "xf86RegisterBuiltinInterfaceVersion: "
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"versions must be greater than zero\n");
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return FALSE;
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}
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registeredVersions[iface] = version;
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return TRUE;
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}
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