140 lines
5.0 KiB
C
140 lines
5.0 KiB
C
/*
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* Copyright © 2004 Peter Osterlund
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*
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* Permission to use, copy, modify, distribute, and sell this software
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* and its documentation for any purpose is hereby granted without
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* fee, provided that the above copyright notice appear in all copies
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* and that both that copyright notice and this permission notice
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* appear in supporting documentation, and that the name of Red Hat
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* not be used in advertising or publicity pertaining to distribution
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* of the software without specific, written prior permission. Red
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* Hat makes no representations about the suitability of this software
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* for any purpose. It is provided "as is" without express or implied
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* warranty.
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*
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* THE AUTHORS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
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* NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
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* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
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* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* Authors:
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* Peter Osterlund (petero2@telia.com)
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*/
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#ifndef _SYNPROTO_H_
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#define _SYNPROTO_H_
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <xorg-server.h>
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#include <unistd.h>
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#include <sys/ioctl.h>
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#include <xf86.h>
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#include <xf86Xinput.h>
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#include <xisb.h>
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#ifndef XI86_SERVER_FD
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#define XI86_SERVER_FD 0x20
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#endif
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struct _SynapticsPrivateRec;
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typedef struct _SynapticsPrivateRec SynapticsPrivate;
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enum SynapticsSlotState {
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SLOTSTATE_EMPTY = 0, /* no slot in this cycle */
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SLOTSTATE_OPEN, /* tracking ID received */
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SLOTSTATE_CLOSE, /* tracking ID -1 received */
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SLOTSTATE_OPEN_EMPTY, /* previously had tracking id, no events in this read cycle */
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SLOTSTATE_UPDATE, /* had tracking id, other events in this cycle */
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};
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/* used to mark emulated hw button state */
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#define BTN_EMULATED_FLAG 0x80
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/*
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* A structure to describe the state of the touchpad hardware (buttons and pad)
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*/
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struct SynapticsHwState {
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CARD32 millis; /* Timestamp in milliseconds */
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int x; /* X position of finger */
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int y; /* Y position of finger */
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int z; /* Finger pressure */
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int cumulative_dx; /* Cumulative delta X for clickpad dragging */
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int cumulative_dy; /* Cumulative delta Y for clickpad dragging */
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int numFingers;
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int fingerWidth;
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Bool left;
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Bool right;
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Bool up;
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Bool down;
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Bool multi[8];
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Bool middle; /* Some ALPS touchpads have a middle button */
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int num_mt_mask;
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ValuatorMask **mt_mask;
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enum SynapticsSlotState *slot_state;
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};
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struct CommData {
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XISBuffer *buffer;
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unsigned char protoBuf[6]; /* Buffer for Packet */
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unsigned char lastByte; /* Last read byte. Use for reset sequence detection. */
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int outOfSync; /* How many consecutive incorrect packets we
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have received */
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int protoBufTail;
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/* Used for keeping track of partial HwState updates. */
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struct SynapticsHwState *hwState;
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Bool oneFinger;
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Bool twoFingers;
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Bool threeFingers;
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};
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struct _SynapticsParameters;
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struct SynapticsProtocolOperations {
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Bool (*DeviceOnHook) (InputInfoPtr pInfo,
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struct _SynapticsParameters * para);
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Bool (*DeviceOffHook) (InputInfoPtr pInfo);
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Bool (*QueryHardware) (InputInfoPtr pInfo);
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Bool (*ReadHwState) (InputInfoPtr pInfo,
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struct CommData * comm,
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struct SynapticsHwState * hwRet);
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Bool (*AutoDevProbe) (InputInfoPtr pInfo, const char *device);
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void (*ReadDevDimensions) (InputInfoPtr pInfo);
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};
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#ifdef BUILD_PS2COMM
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extern struct SynapticsProtocolOperations psaux_proto_operations;
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extern struct SynapticsProtocolOperations alps_proto_operations;
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#endif /* BUILD_PS2COMM */
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#ifdef BUILD_EVENTCOMM
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extern struct SynapticsProtocolOperations event_proto_operations;
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#endif /* BUILD_EVENTCOMM */
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#ifdef BUILD_PSMCOMM
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extern struct SynapticsProtocolOperations psm_proto_operations;
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#endif /* BUILD_PSMCOMM */
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#ifdef BUILD_WSCONSCOMM
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extern struct SynapticsProtocolOperations wscons_proto_operations;
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#endif /* BUILD_WSCONSCOMM */
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extern struct SynapticsHwState *SynapticsHwStateAlloc(SynapticsPrivate * priv);
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extern void SynapticsHwStateFree(struct SynapticsHwState **hw);
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extern void SynapticsCopyHwState(struct SynapticsHwState *dst,
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const struct SynapticsHwState *src);
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extern void SynapticsResetHwState(struct SynapticsHwState *hw);
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extern void SynapticsResetTouchHwState(struct SynapticsHwState *hw,
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Bool set_slot_empty);
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extern Bool SynapticsIsSoftButtonAreasValid(int *values);
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#endif /* _SYNPROTO_H_ */
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