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Diffstat (limited to 'private/nw/svcdlls/nwwks/inc/rnrdefs.h')
| -rw-r--r-- | private/nw/svcdlls/nwwks/inc/rnrdefs.h | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/private/nw/svcdlls/nwwks/inc/rnrdefs.h b/private/nw/svcdlls/nwwks/inc/rnrdefs.h new file mode 100644 index 000000000..72c405180 --- /dev/null +++ b/private/nw/svcdlls/nwwks/inc/rnrdefs.h @@ -0,0 +1,226 @@ +/*++ + +Copyright (c) 1992-1993 Microsoft Corporation + +Module Name: + + nwmisc.h + +Abstract: + + Header which specifies the misc routines used by the workstation service. + +Author: + + Arnold Miller (arnoldm) 15-Feb-1996 + +Revision History: + + +--*/ +#ifndef __RNRDEFS_H__ +#define __RNRDEFS_H__ + +#include "sapcmn.h" + +// +// Bit defs for the protocols +// + +#define IPX_BIT 1 +#define SPX_BIT 2 +#define SPXII_BIT 4 + +// +// forwards\ +// + +struct _SAP_RNR_CONTEXT; +// +// Bindery control +// + +typedef struct _BinderyControl +{ + LONG lIndex; +} BINDERYCONTROL, *PBINDERYCONTROL; + +// +// SAP RnR context information. This is linked off of the +// SAP_BCAST_CONTROL defined ahead +// + +typedef struct _SAP_DATA +{ + struct _SAP_DATA * sapNext; + // save everything except hop count + WORD sapid; // for a sanity check + CHAR sapname[48]; // what we don't know + BYTE socketAddr[IPX_ADDRESS_LENGTH]; // and what we seek +} SAP_DATA, *PSAP_DATA; + +// +// +// Sap bcast control +// An important note. fFlags is set only by the thread executing +// a LookupServiceBegin or a LookupServiceNext. It may be tested by +// any thread. Its counterpart, dwControlFlags in SAP_RNR_CONTEXT +// is reserved for setting by LookupServiceBegin and LookupServiceEnd. Once +// again any thread may look at it. This insures no loss of data on an +// MP machine without needing a critical section. +// + +typedef struct _SAP_BCAST_CONTROL +{ + DWORD dwIndex; // loop control + DWORD dwTickCount; // tick count of last send + DWORD fFlags; // various flags + PVOID pvArg; + SOCKET s; + CRITICAL_SECTION csMonitor; // This is to keep + // out internal structures sane. Note + // it does not provide rational + // serialization. In particular, if + // multiple threads use the same + // handle simultaneously, there is no + // guaranteed serialization. + PSAP_DATA psdNext1; // next to return + PSAP_DATA psdHead; // list head + PSAP_DATA psdTail; + struct _SAP_RNR_CONTEXT * psrc; // need this + DWORD (*Func)(PVOID pvArg1, PSAP_IDENT_HEADER pSap, PDWORD pdwErr); + BOOL (*fCheckCancel)(PVOID pvArg1); + WORD wQueryType; +} SAP_BCAST_CONTROL, *PSAP_BCAST_CONTROL; + +// +// Flags for above + +#define SBC_FLAG_NOMORE 0x1 + +// +// Structure used by the old RnR Sap lookup as the pvArg value in +// SAP_BCAST control +// + +#ifndef _NTDEF_ +typedef struct _STRING { + USHORT Length; + USHORT MaximumLength; +#ifdef MIDL_PASS + [size_is(MaximumLength), length_is(Length) ] +#endif // MIDL_PASS + PCHAR Buffer; +} OEM_STRING; +#endif + +typedef struct _OldRnRSap +{ + OEM_STRING * poem; + HANDLE hCancel; + LPVOID lpCsAddrBuffer; + LPDWORD lpdwBufferLength; + DWORD nProt; + LPDWORD lpcAddress; +} OLDRNRSAP, *POLDRNRSAP; + +// +// Return codes from the coroutine +// + +#define dwrcDone 1 // all done, return success +#define dwrcCancel 2 // all done, return cancelled +#define dwrcNoWait 3 // keep going, but never wait. +#define dwrcNil 4 // do whatever you want + +// +// Sap service query packet format +// + +typedef struct _SAP_REQUEST { + USHORT QueryType; + USHORT ServerType; +} SAP_REQUEST, *PSAP_REQUEST; + +#define QT_GENERAL_QUERY 1 +#define QT_NEAREST_QUERY 3 + +// The context information we put inside of an RNRNSHANDLE structure +// to keep track of what we are doing +// N.B. See comment on SAP_BCAST_CONTROL about the use of dwControlFlags. +// + +typedef struct _SAP_RNR_CONTEXT +{ + struct _SAP_RNR_CONTEXT * pNextContext; + LONG lSig; + LONG lInUse; + DWORD dwCount; // count of queries made + DWORD fFlags; // always nice to have + DWORD dwControlFlags; + DWORD fConnectionOriented; + WORD wSapId; // the type desired + HANDLE Handle; // the corresponding RnR handle + DWORD nProt; + GUID gdType; // the type we are seeking + GUID gdProvider; + HANDLE hServer; + WCHAR wszContext[48]; + WCHAR chwName[48]; // the name, if any + CHAR chName[48]; // OEM form of the name for SAP + DWORD dwUnionType; // type of lookup, once we know + union + { + SAP_BCAST_CONTROL sbc; + BINDERYCONTROL bc; + } u_type; + PVOID pvVersion; // a trick to get the version here. +} SAP_RNR_CONTEXT, *PSAP_RNR_CONTEXT; + +#define RNR_SIG 0xaabbccdd +// +// union types +// + +#define LOOKUP_TYPE_NIL 0 +#define LOOKUP_TYPE_SAP 1 +#define LOOKUP_TYPE_BINDERY 2 + + +#define SAP_F_END_CALLED 0x1 // generic cancel + + +// +// Defs for the bindery Class info +// BUGBUG. These probably should be elsewhere +// This defines the format of each ClassInfo property segement. It looks +// somewhat like an actual ClassInfo, but considerably compressed. Note +// due to marshalling problems, any complex value, such as a GUID, +// should be stored as a string and then imported. Hence, we define +// types for what we can anticipate. +// + +typedef struct _BinderyClasses +{ + BYTE bType; + BYTE bSizeOfType; + BYTE bSizeOfString; + BYTE bOffset; // where the data area begins + BYTE bFlags; + BYTE bFiller; + WORD wNameSpace; // the applicable namespace + CHAR cDataArea[120]; // where the type and string are placed +} BINDERYCLASSES, *PBINDERYCLASSES; + +#define BT_DWORD 1 // DWORD +#define BT_WORD 2 // WORD +#define BT_GUID 3 // a string GUID (ASCII) +#define BT_STR 3 // an OEM string +#define BT_OID 4 // an object ID (TBD) +#define BT_BSTR 5 // a binary string (very dangerous) +#define BT_WSTR 6 // UNICODE string. Unmarshalled! + + +#define RNRTYPE "RNR_TYPE" // prop containing the GUID +#define RNRCLASSES "RNR_CLASSES" // the other property +#endif |