librpc/idl/orpc.idl

   1 #include "idl_types.h"
   2
   3 /**
   4   DCOM interfaces
   5   http://www.ietf.org/internet-drafts/draft-brown-dcom-v1-spec-04.txt
   6  */
   7
   8 import "misc.idl";
   9
  10 [
  11         pointer_default(unique)
  12 ]
  13 interface ObjectRpcBaseTypes
  14 {
  15         /* COM_MINOR_VERSION = 1 (NT4.0, SP1, SP2, DCOM95). */
  16         /* - Initial Release */
  17         /* - Must be used when talking to downlevel machines, including */
  18         /* on Remote Activation calls. */
  19         /* COM_MINOR_VERSION = 2 (NT4.0 SP3 and beyond). */
  20         /* - Added ResolveOxid2 to IObjectExporter to retrieve the */
  21         /* COM version number of the server. Passed to the NDR engine */
  22         /* to fix fatal endian-ness flaw in the way OLEAUTOMATION marshals */
  23         /* BSTRS. Previous way used trailing padding, which is not NDR */
  24         /* compatible. See Bug# 69189. */
  25         /* COM_MINOR_VERSION = 3 (NT4.0 SP4 and DCOM95 builds 1018 and beyond) */
  26         /* - OLEAUT32 added two new types to the SAFEARRAY, but SAFEARRAY */
  27         /* previously included the "default" keyword, which prevented */
  28         /* downlevel NDR engines from correctly handling any extensions. */
  29         /* Machines with version >=5.3 don't use "default" and will */
  30         /* gracefully handle future extensions to SAFEARRAY. */
  31         /* old constants (for convenience) */
  32
  33         /* current version */
  34         const uint16 COM_MAJOR_VERSION = 5;
  35         const uint16 COM_MINOR_VERSION = 1;
  36
  37         /* Body Extensions */
  38         const string dcom_ext_debugging = "f1f19680-4d2a-11ce-a66a-0020af6e72f4";
  39         const string dcom_ext_extended_error = "f1f19681-4d2a-11ce-a66a-0020af6e72f4";
  40
  41         /* Component Object Model version number */
  42
  43
  44         typedef [public] struct
  45         {
  46                 uint16 MajorVersion; /* Major version number */
  47                 uint16 MinorVersion; /* Minor version number */
  48         } COMVERSION;
  49
  50         /* enumeration of additional information present in the call packet. */
  51         typedef bitmap {
  52                 ORPCF_NULL =                    0x00, /* no additional info in packet */
  53                 ORPCF_LOCAL =                   0x01, /* call is local to this machine */
  54                 ORPCF_RESERVED1 =               0x02, /* reserved for local use */
  55                 ORPCF_RESERVED2 =               0x04, /* reserved for local use */
  56                 ORPCF_RESERVED3 =               0x08, /* reserved for local use */
  57                 ORPCF_RESERVED4 =           0x10  /* reserved for local use */
  58         } ORPC_FLAGS;
  59
  60         /* Extension to implicit parameters. */
  61         typedef [public] struct
  62         {
  63                 GUID id; /* Extension identifier. */
  64                 uint32 size; /* Extension size. */
  65                 [size_is(((size+7)&~7))] uint8 data[]; /* Extension data. */
  66         }       ORPC_EXTENT;
  67
  68
  69         /* Array of extensions. */
  70         typedef struct
  71         {
  72                 uint32 size; /* Num extents. */
  73                 uint32 reserved; /* Must be zero. */
  74                 [size_is(((size+1)&~1))] ORPC_EXTENT **extent; /* extents */
  75         } ORPC_EXTENT_ARRAY;
  76
  77
  78         /* implicit 'this' pointer which is the first [in] parameter on */
  79         /* every ORPC call. */
  80         typedef [public] struct
  81         {
  82                 COMVERSION version; /* COM version number */
  83                 uint32 flags; /* ORPCF flags for presence of other data */
  84                 uint32 reserved1; /* set to zero */
  85                 GUID cid; /* causality id of caller */
  86                 /* Extensions. */
  87                 [unique] ORPC_EXTENT_ARRAY *extensions;
  88         }       ORPCTHIS;
  89
  90
  91         /* implicit 'that' pointer which is the first [out] parameter on */
  92         /* every ORPC call. */
  93         typedef [public] struct
  94         {
  95                 uint32 flags; /* ORPCF flags for presence of other data */
  96                 /* Extensions. */
  97                 [unique] ORPC_EXTENT_ARRAY *extensions;
  98         }       ORPCTHAT;
  99
 100
 101         /* DUALSTRINGARRAYS are the return type for arrays of network addresses, */
 102         /* arrays of endpoints and arrays of both used in many ORPC interfaces */
 103         typedef [public,flag(NDR_NOALIGN)] struct
 104         {
 105                 uint16 wTowerId; /* Cannot be zero. */
 106                 nstring NetworkAddr;
 107         }       STRINGBINDING;
 108
 109         typedef [public,nopush,nopull,noprint] struct
 110         {
 111                 STRINGBINDING **stringbindings;
 112         } STRINGARRAY;
 113
 114         typedef [public,nopush,nopull,noprint] struct
 115         {
 116                 STRINGBINDING **stringbindings;
 117                 SECURITYBINDING **securitybindings;
 118         } DUALSTRINGARRAY;
 119
 120         const uint16 COM_C_AUTHZ_NONE = 0xffff;
 121         typedef [public,flag(NDR_NOALIGN)] struct
 122         {
 123                 uint16 wAuthnSvc; /* Cannot be zero. */
 124                 uint16 wAuthzSvc;
 125                 nstring PrincName;
 126         }       SECURITYBINDING;
 127
 128         /* signature value for OBJREF (object reference, actually the */
 129         /* marshaled form of a COM interface).
 130          * MEOW apparently stands for "Microsoft Extended Object Wireformat"
 131          */
 132         const uint32 OBJREF_SIGNATURE = 0x574f454d; /* 'MEOW' */
 133
 134         /* flag values for OBJREF */
 135         typedef enum {
 136                 OBJREF_NULL = 0x0, /* NULL pointer */
 137                 OBJREF_STANDARD = 0x1, /* standard marshaled objref */
 138                 OBJREF_HANDLER = 0x2, /* handler marshaled objref */
 139                 OBJREF_CUSTOM = 0x4 /* custom marshaled objref */
 140         } OBJREF_FLAGS;
 141
 142         /* Flag values for a STDOBJREF (standard part of an OBJREF). */
 143         /* SORF_OXRES1 - SORF_OXRES8 are reserved for the object exporters */
 144         /* use only, object importers must ignore them and must not enforce MBZ. */
 145         typedef bitmap {
 146                 SORF_NULL   = 0x0000, /* convenient for initializing SORF */
 147                 SORF_OXRES1 = 0x0001, /* reserved for exporter */
 148                 SORF_OXRES2 = 0x0020, /* reserved for exporter */
 149                 SORF_OXRES3 = 0x0040, /* reserved for exporter */
 150                 SORF_OXRES4 = 0x0080, /* reserved for exporter */
 151                 SORF_OXRES5 = 0x0100, /* reserved for exporter */
 152                 SORF_OXRES6 = 0x0200, /* reserved for exporter */
 153                 SORF_OXRES7 = 0x0400, /* reserved for exporter */
 154                 SORF_OXRES8 = 0x0800, /* reserved for exporter */
 155                 SORF_NOPING = 0x1000  /* Pinging is not required  */
 156         } STDOBJREF_FLAGS;
 157
 158         /* standard object reference */
 159         typedef [public] struct
 160         {
 161                 uint32 flags; /* STDOBJREF flags (see above) */
 162                 uint32 cPublicRefs; /* count of references passed */
 163                 hyper oxid; /* oxid of server with this oid */
 164                 hyper oid; /* oid of object with this ipid */
 165                 GUID ipid; /* ipid of interface pointer to this object */
 166         }       STDOBJREF;
 167
 168         typedef struct
 169         {
 170                 STDOBJREF std; /* standard objref */
 171                 STRINGARRAY saResAddr; /* resolver address */
 172         } u_standard;
 173
 174         typedef struct
 175         {
 176                 STDOBJREF std; /* standard objref */
 177                 GUID clsid; /* Clsid of handler code */
 178                 STRINGARRAY saResAddr; /* resolver address */
 179         } u_handler;
 180
 181         typedef struct
 182         {
 183                 GUID clsid; /* Clsid of unmarshaling code */
 184                 uint32 cbExtension; /* size of extension data */
 185                 uint32 size; /* size of data that follows */
 186                 uint8 pData[size]; /* extension + class specific data */
 187         } u_custom;
 188
 189         typedef struct
 190         {
 191         } u_null;
 192
 193         typedef [nodiscriminant] union
 194         {
 195                 [case(OBJREF_NULL)] u_null u_null;
 196                 [case(OBJREF_STANDARD)] u_standard u_standard;
 197                 [case(OBJREF_HANDLER)] u_handler u_handler;
 198                 [case(OBJREF_CUSTOM)] u_custom u_custom;
 199         } OBJREF_Types;
 200
 201         /* OBJREF is the format of a marshaled interface pointer. */
 202         typedef [public,flag(NDR_LITTLE_ENDIAN)] struct
 203         {
 204                 uint32 signature;
 205                 uint32 flags; /* OBJREF flags (see above) */
 206                 GUID iid; /* interface identifier */
 207                 [switch_is(flags), switch_type(uint32)] OBJREF_Types u_objref;
 208         } OBJREF;
 209
 210         /* wire representation of a marshalled interface pointer */
 211         typedef [public] struct
 212         {
 213                 uint32 size;
 214                 [subcontext(4)] OBJREF obj;
 215         } MInterfacePointer;
 216
 217         typedef [v1_enum,public] enum
 218         {
 219                 COM_OK                          = 0x00000000,
 220                 COM_OUTOFMEMORY         = 0x80000002,
 221                 COM_INVALIDARG          = 0x80000003,
 222                 COM_NOINTERFACE         = 0x80000004,
 223                 COM_ACCESSDENIED        = 0x80070005,
 224                 COM_INVALID_OXID        = 0x80070776,
 225                 COM_INVALID_OID         = 0x80070777,
 226                 COM_INVALID_SET         = 0x80070778,
 227                 COM_UNEXPECTED          = 0x8000FFFF,
 228                 COM_CLSNOTFOUND         = 0x80040154
 229         } COMRESULT;
 230 }