source: trunk/synergy/birdhacks/spy1.h

/* $Id: $ */
/** @file
 *
 * spy1 - header for structure and protptypes shared with the hook.
 *
 * Copyright (c) 2006 knut st. osmundsen <bird@anduin.net>
 *
 * GPL
 *
 */

#ifndef __spy1_h__
#define __spy1_h__

/** @name Various OS/2 stuff from the DDK.
 * Mainly from video/rel/.../pmwinp.mac and pmwinx.h.
 * @{ */

/**
 * Keyboard event.
 */
typedef struct _KBDEVENT {    /* kevt */
    BYTE monFlags;          /* Open, Close and Flush monitor flags */
    BYTE scancode;          /* Original scan code (actually high byte of
                               monitor flags */
    BYTE xlatedchar;        /* Output of interrupt level character translation
                               table */

    BYTE xlatedscan;        /* Translated scan code.  Different only for
                               the enhanced keyboard */

    USHORT shiftDBCS;         /* DBCS shift state and status */
    USHORT shiftstate;        /* Current state of shift keys */
    ULONG time;             /* millisecond counter time stamp */
    USHORT ddFlags;           /* Keyboard device driver flags */
} KBDEVENT;
typedef KBDEVENT *PKBDEVENT;

// guess MON_* are for the monFlags field.
#define MON_OPEN        EQU     0001H
#define MON_CLOSE       EQU     0002H
#define MON_FLUSH       EQU     0004H
// guess KSS_* is for the shiftstate field.
#define KSS_SYSREQ      EQU     8000H
#define KSS_CAPSLOCK    EQU     4000H
#define KSS_NUMLOCK     EQU     2000H
#define KSS_SCROLLLOCK  EQU     1000H
#define KSS_RIGHTALT    EQU     0800H
#define KSS_RIGHTCTRL   EQU     0400H
#define KSS_LEFTALT     EQU     0200H
#define KSS_LEFTCTRL    EQU     0100H
#define KSS_INSERTON    EQU     0080H
#define KSS_CAPSLOCKON  EQU     0040H
#define KSS_NUMLOCKON   EQU     0020H
#define KSS_SCROLLLOCKON        EQU     0010H
#define KSS_EITHERALT   EQU     0008H
#define KSS_EITHERCTRL  EQU     0004H
#define KSS_LEFTSHIFT   EQU     0002H
#define KSS_RIGHTSHIFT  EQU     0001H
#define KSS_EITHERSHIFT EQU     0003H
/* Valid values for ddFlags field */
#define KDD_MONFLAG1    0x8000 // bird: conflicts with KDD_KC_LONEKEY - relevant for VIOCHAR?
#define KDD_MONFLAG2    0x4000 // bird: conflicts with KDD_KC_PREVDOWN - relevant for VIOCHAR?
#define KDD_RESERVED    0x3C00
#define KDD_ACCENTED    0x0200
#define KDD_MULTIMAKE   0x0100
#define KDD_SECONDARY   0x0080
#define KDD_BREAK       0x0040
#define KDD_EXTENDEDKEY 0x0020
#define KDD_ACTIONFIELD 0x001F
#define KDD_KC_LONEKEY  0x8000
#define KDD_KC_PREVDOWN 0x4000
#define KDD_KC_KEYUP    0x2000
#define KDD_KC_ALT      0x1000
#define KDD_KC_CTRL     0x0800
#define KDD_KC_SHIFT    0x0400
#define KDD_KC_FLAGS    0x0FC00
/* Valid values for KDD_ACTIONFIELD portion of ddFlags field */
#define KDD_PUTINKIB    0x0000
#define KDD_ACK 0x0001
#define KDD_PREFIXKEY   0x0002
#define KDD_OVERRUN     0x0003
#define KDD_RESEND      0x0004
#define KDD_REBOOTKEY   0x0005
#define KDD_DUMPKEY     0x0006
#define KDD_SHIFTKEY    0x0007
#define KDD_PAUSEKEY    0x0008
#define KDD_PSEUDOPAUSE 0x0009
#define KDD_WAKEUPKEY   0x000A
#define KDD_BADACCENT   0x000B
#define KDD_HOTKEY      0x000C
#define KDD_ACCENTKEY   0x0010
#define KDD_BREAKKEY    0x0011
#define KDD_PSEUDOBREAK 0x0012
#define KDD_PRTSCKEY    0x0013
#define KDD_PRTECHOKEY  0x0014
#define KDD_PSEUDOPRECH 0x0015
#define KDD_STATUSCHG   0x0016
#define KDD_WRITTENKEY  0x0017
#define KDD_UNDEFINED   0x001F

/// PMWIN.174
KBDEVENT KbdPacket[2];

/** @} */


/** The event type. */
typedef enum SPY1EVENTTYPE
{
    /** The usual invalid entry. */
    SPY1EVENTTYPE_INVALID = 0,
    /** A qmsg being removed.
     * SPY1EVENT::u::Msg contains the message. */
    SPY1EVENTTYPE_MSG_REMOVED,
    /** A qmsg being peeked at.
     * SPY1EVENT::u::Msg contains the message. */
    SPY1EVENTTYPE_MSG_PEEK
} SPY1EVENTTYPE;

/**
 * A recorded event.
 */
typedef struct SPY1EVENT
{
    /** the type of event. */
    SPY1EVENTTYPE   enmType;
    /** The process in which we recorded the event. */
    ULONG           pid;
    /** The thread in which we recorded the event. */
    ULONG           tid;
    /** The hook type which recorded the event. */
    ULONG           ulHook;
    /** Type specific data. */
    union
    {
        /** A message. */
        QMSG        Msg;
        /* ... more ... */
    } u;
} SPY1EVENT, *PSPY1EVENT;


int EXPENTRY SetHooks(HAB hab);
int EXPENTRY ReleaseHooks(HAB hab);
int EXPENTRY GetEvent(PSPY1EVENT pEvent, ULONG ulTimeout);


/** @name The hook functions.
 * @{ */
BOOL EXPENTRY InputHook(HAB hab, PQMSG pQmsg, ULONG fs);
VOID EXPENTRY JournalRecordHook(HAB hab, PQMSG pQmsg);
/** @} */

#endif