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//
// DC Groupware Common stuff
//
#ifndef _H_DCG
#define _H_DCG
#include <stddef.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <string.h>
#include <time.h>
#include <memory.h>
#ifdef DLL_DISP
#ifdef IS_16
//
// Win16 Display Driver
//
#define STRICT
#define UNALIGNED
#include <windows.h>
#include <windowsx.h>
#define abs(A) (((A) < 0)? -(A) : (A))
#define FIELD_OFFSET(type, field) FIELDOFFSET(type, field)
#else
//
// Windows NT DDK include files (used to replace standard windows.h)
//
// The display driver runs in the Kernel space and so MUST NOT access any
// Win32 functions or data. Instead we can only use the Win32k functions
// as described in the DDK.
//
#include <ntddk.h>
#include <windef.h>
#include <wingdi.h>
#include <ntddvdeo.h>
#endif // IS_16
// DDI
#include <winddi.h>
// Debugging Macros
#include <drvdbg.h>
#else
#ifndef STRICT
#define STRICT
#endif
#define OEMRESOURCE
#include <windows.h>
#include <windowsx.h>
#include <commctrl.h>
#include <winable.h>
#include <mlzdbg.h> // multi-level zone debug header file
#include <oprahcom.h>
#endif // DLL_DISP
//
// DC_DATA macros to generate extern declarations.
// NOTE: Keep this section in ssync with datainit.h, the header included
// by a file to actually generate storage for variables declared using the
// DC_DATA macros
//
#define DC_DATA(TYPE, Name) \
extern TYPE Name
#define DC_DATA_VAL(TYPE, Name, Value) \
extern TYPE Name
#define DC_CONST_DATA(TYPE, Name, Value) \
extern const TYPE Name
#define DC_DATA_ARRAY(TYPE, Name, Size) \
extern TYPE Name[Size]
#define DC_CONST_DATA_ARRAY(TYPE, Name, Size, Value) \
extern const TYPE Name[Size]
#define DC_DATA_2D_ARRAY(TYPE, Name, Size1, Size2) \
extern TYPE Name[Size1][Size2]
#define DC_CONST_DATA_2D_ARRAY(TYPE, Name, Size1, Size2, Value) \
extern const TYPE Name[Size1][Size2]
typedef UINT FAR* LPUINT;
typedef UINT MCSID;#define MCSID_NULL ((MCSID)0)
//
// T.128 PROTOCOL STRUCTURES
// These are defined in a way that keeps the offsets and total sizes the
// same, regardless of whether this header is included in 32-bit code,
// 16-bit code, big-endian code, etc.
//
// We make special types to avoid inadvertenly altering something else and
// breaking the structure. The TSHR_ prefix helps make this clear.
//
#include <t_share.h>
//
// Defines the maximum number of BYTES allowed in a translated "shared by "
// string.
//
#define DC_MAX_SHARED_BY_BUFFER 64
#define DC_MAX_SHAREDDESKTOP_BUFFER 64
//
// Registry prefix.
//
#define DC_REG_PREFIX TEXT("SOFTWARE\\Microsoft\\Conferencing\\AppSharing\\")
//
// Limits
//
#define MAX_TSHR_UINT16 65535
//
// Return codes
//
#define UT_BASE_RC 0x0000
#define OM_BASE_RC 0x0200
#define OM_LAST_RC 0x02FF
#define WB_BASE_RC 0x0300
#define WB_LAST_RC 0x03FF
#define NET_BASE_RC 0x0700
#define NET_LAST_RC 0x07FF
#define CM_BASE_RC 0x0800
#define CM_LAST_RC 0x08FF
#define AL_BASE_RC 0x0a00
#define AL_LAST_RC 0x0aFF
//
// Events
// ======
// This section lists the ranges available for each component when defining
// its events. A component must not define events outside its permitted
// range.
//
#define UT_BASE_EVENT (0x0600) // Utility service events
#define UT_LAST_EVENT (0x06FF) // are in this range
#define OM_BASE_EVENT (0x0700) // Object Manager events
#define OM_LAST_EVENT (0x07FF) // are in this range
#define NET_BASE_EVENT (0x0800) // Network layer events
#define NET_LAST_EVENT (0x08FF) // are in this range
#define CM_BASE_EVENT (0x0900) // Call Manager events
#define CM_LAST_EVENT (0x09FF) // are in this range
#define AL_BASE_EVENT (0x0A00) // Application Loader evts
#define AL_LAST_EVENT (0x0AFF) // are in this range
#define SPI_BASE_EVENT (0x0B00) // SPI event numbers
#define SPI_LAST_EVENT (0x0BFF)
#define S20_BASE_EVENT (0x0C00) // S20 event numbers
#define S20_LAST_EVENT (0x0CFF)
//
// NOTE: Keep this above WM_USER; WB reposts the events using the event
// as the message. So it CANNOT conflict with an existing Win message.
//
#define WB_BASE_EVENT (0x0D00) // Whiteboard events
#define WB_LAST_EVENT (0x0DFF) // are in this range
#define SC_BASE_EVENT (0x0E00) // SC event numbers
#define SC_LAST_EVENT (0x0EFF)
#define DBG_INI_SECTION_NAME "Debug"
//
// The GCC channel keys used with MG_ChannelJoinByKey. They must be
// unique.
//
// SFR6043: Modified these values from 41-43 to 421-423. These values now
// represent the default static channel numbers used.
//
// FT (potentially) uses all key numbers in the range 600-1100. If you add
// a new channel key, do not use a number in that range.
//
#define GCC_OBMAN_CHANNEL_KEY 421
#define GCC_AS_CHANNEL_KEY 422
//
// GCC Token keys
//
#define GCC_OBMAN_TOKEN_KEY 500
//
//
// MACROS
//
//
#define DC_QUIT goto DC_EXIT_POINT
//
// DEBUG structure type stamps, to help us track memory leaks
//
#ifdef _DEBUG
typedef struct tagDBGSTAMP{ char idStamp[8];}DBGSTAMP;
#define STRUCTURE_STAMP DBGSTAMP stamp;
#define SET_STAMP(lpv, st) lstrcpyn((lpv)->stamp.idStamp, "AS"#st, sizeof(DBGSTAMP))
#else
#define STRUCTURE_STAMP
#define SET_STAMP(lpv, st)
#endif // _DEBUG
//
// Cousin of the the FIELD macros supplied by 16-bit windows.h.
//
#define FIELD_SIZE(type, field) (sizeof(((type FAR *)0L)->field))
//
// Macro to round up a number to the nearest multiple of four.
//
#define DC_ROUND_UP_4(x) (((x) + 3L) & ~(3L))
//
// Unaligned pointer access macros -- first macros to extract an integer
// from an UNALIGNED pointer. Note that these macros assume that the
// integer is in local byte order
//
#ifndef DC_NO_UNALIGNED
#define EXTRACT_TSHR_UINT16_UA(pA) (*(LPTSHR_UINT16_UA)(pA))
#define EXTRACT_TSHR_INT16_UA(pA) (*(LPTSHR_INT16_UA)(pA))
#define EXTRACT_TSHR_UINT32_UA(pA) (*(LPTSHR_UINT32_UA)(pA))
#define EXTRACT_TSHR_INT32_UA(pA) (*(LPTSHR_INT32_UA)(pA))
#define INSERT_TSHR_UINT16_UA(pA,V) (*(LPTSHR_UINT16_UA)(pA)) = (V)
#define INSERT_TSHR_INT16_UA(pA,V) (*(LPTSHR_INT16_UA)(pA)) = (V)
#define INSERT_TSHR_UINT32_UA(pA,V) (*(LPTSHR_UINT32_UA)(pA)) = (V)
#define INSERT_TSHR_INT32_UA(pA,V) (*(LPTSHR_INT32_UA)(pA)) = (V)
#else
#define EXTRACT_TSHR_UINT16_UA(pA) ((TSHR_UINT16) (((LPBYTE)(pA))[0]) | \
(TSHR_UINT16) ((((LPBYTE)(pA))[1]) << 8) )
#define EXTRACT_TSHR_INT16_UA(pA) ((TSHR_INT16) (((LPBYTE)(pA))[0]) | \
(TSHR_INT16) ((((LPBYTE)(pA))[1]) << 8) )
#define EXTRACT_TSHR_UINT32_UA(pA) ((TSHR_UINT32) (((LPBYTE)(pA))[0]) | \
(TSHR_UINT32) ((((LPBYTE)(pA))[1]) << 8) | \ (TSHR_UINT32) ((((LPBYTE)(pA))[2]) << 16) | \ (TSHR_UINT32) ((((LPBYTE)(pA))[3]) << 24) )
#define EXTRACT_TSHR_INT32_UA(pA) ((TSHR_INT32) (((LPBYTE)(pA))[0]) | \
(TSHR_INT32) ((((LPBYTE)(pA))[1]) << 8) | \ (TSHR_INT32) ((((LPBYTE)(pA))[2]) << 16) | \ (TSHR_INT32) ((((LPBYTE)(pA))[3]) << 24) )
#define INSERT_TSHR_UINT16_UA(pA,V) \
{ \ (((LPBYTE)(pA))[0]) = (BYTE)( (V) & 0x00FF); \ (((LPBYTE)(pA))[1]) = (BYTE)(((V)>>8) & 0x00FF); \ }#define INSERT_TSHR_INT16_UA(pA,V) INSERT_TSHR_UINT16_UA(pA,V)
#define INSERT_TSHR_UINT32_UA(pA,V) \
{ \ (((LPBYTE)(pA))[0]) = (BYTE)( (V) & 0x000000FF); \ (((LPBYTE)(pA))[1]) = (BYTE)(((V)>>8) & 0x000000FF); \ (((LPBYTE)(pA))[2]) = (BYTE)(((V)>>16) & 0x000000FF); \ (((LPBYTE)(pA))[3]) = (BYTE)(((V)>>24) & 0x000000FF); \ }#define INSERT_TSHR_INT32_UA(pA,V) INSERT_TSHR_UINT32_UA(pA,V)
#endif
//
// Stamp type and macro: each module should use these when stamping its
// data structures.
//
typedef TSHR_UINT32 DC_ID_STAMP;
#define DC_MAKE_ID_STAMP(X1, X2, X3, X4) \
((DC_ID_STAMP) (((DC_ID_STAMP) X4) << 24) | \ (((DC_ID_STAMP) X3) << 16) | \ (((DC_ID_STAMP) X2) << 8) | \ (((DC_ID_STAMP) X1) << 0) )
//
// BOGUS LAURABU!
// COM_SIZEOF_RECT() was the old name of COM_SIZEOF_RECT_EXCLUSIVE(). But
// it was being used in the display driver on INCLUSIVE rects. I fixed this,
// I changed it to use COM_SIZEOF_RECT_INCLUSIVE. But this may uncover
// other bugs. The reason I found this--my 16-bit display driver generates
// no orders yet, all the DDI calls just add screen data. So each little
// patblted strip, one pixel wide/high, gets sent via draw bounds as screen
// data.
//
__inline DWORD COM_SizeOfRectInclusive(LPRECT prc){ return((DWORD)(prc->right+1-prc->left) * (DWORD)(prc->bottom+1-prc->top));}
__inline DWORD COM_SizeOfRectExclusive(LPRECT prc){ return((DWORD)(prc->right-prc->left) * (DWORD)(prc->bottom-prc->top));}
//
// NORMAL rect<->rectl conversions
//
__inline void RECTL_TO_RECT(const RECTL FAR* lprclSrc, LPRECT lprcDst){ lprcDst->left = lprclSrc->left; lprcDst->top = lprclSrc->top; lprcDst->right = lprclSrc->right; lprcDst->bottom = lprclSrc->bottom;}
__inline void RECT_TO_RECTL(const RECT FAR* lprcSrc, LPRECTL lprclDst){ lprclDst->left = lprcSrc->left; lprclDst->top = lprcSrc->top; lprclDst->right = lprcSrc->right; lprclDst->bottom = lprcSrc->bottom;}
//
// This macro works on 32 bit unsigned ticks and returns TRUE if TIME is
// between BEGIN and END (both inclusive) allowing for the wraparound.
//
#define IN_TIME_RANGE(BEGIN, END, TIME) \
(((BEGIN) < (END)) ? \ (((TIME) >= (BEGIN)) && ((TIME) <= (END))) : \ (((TIME) >= (BEGIN)) || ((TIME) <= (END))))
//
// Convert BPP to number of colors.
//
#define COLORS_FOR_BPP(BPP) (((BPP) > 8) ? 0 : (1 << (BPP)))
#define MAX_ITOA_LENGTH 18
#endif // _H_DCG
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