501 lines
13 KiB
C++
501 lines
13 KiB
C++
/*++
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Copyright (C) Microsoft Corporation, 1991 - 1999
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Module Name:
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osfpcket.hxx
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Abstract:
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This file contains the packet formats for the OSF Connection Oriented
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RPC protocol.
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Author:
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Michael Montague (mikemon) 23-Jul-1990
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Revision History:
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07-Mar-1992 mikemon
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Added comments and cleaned it up.
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--*/
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#ifndef __OSFPCKET_HXX__
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#define __OSFPCKET_HXX__
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#define OSF_RPC_V20_VERS 5
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#define OSF_RPC_V20_VERS_MINOR 0
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typedef enum
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{
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rpc_request = 0,
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rpc_response = 2,
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rpc_fault = 3,
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rpc_bind = 11,
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rpc_bind_ack = 12,
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rpc_bind_nak = 13,
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rpc_alter_context = 14,
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rpc_alter_context_resp = 15,
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rpc_auth_3 = 16,
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rpc_shutdown = 17,
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rpc_cancel = 18,
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rpc_orphaned = 19,
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rpc_rts = 20
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} rpc_ptype_t;
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#define PFC_FIRST_FRAG 0x01
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#define PFC_LAST_FRAG 0x02
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#define PFC_PENDING_CANCEL 0x04
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// 0x08 reserved
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#define PFC_CONC_MPX 0x10
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#define PFC_DID_NOT_EXECUTE 0x20
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#define PFC_MAYBE 0x40
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#define PFC_OBJECT_UUID 0x80
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typedef struct
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{
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unsigned short length;
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unsigned char port_spec[1];
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} port_any_t;
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typedef unsigned short p_context_id_t;
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typedef struct
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{
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GUID if_uuid;
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unsigned long if_version;
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} p_syntax_id_t;
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typedef struct
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{
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p_context_id_t p_cont_id;
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unsigned char n_transfer_syn;
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unsigned char reserved;
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p_syntax_id_t abstract_syntax;
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p_syntax_id_t transfer_syntaxes[1];
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} p_cont_elem_t;
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typedef struct
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{
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unsigned char n_context_elem;
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unsigned char reserved;
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unsigned short reserved2;
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p_cont_elem_t p_cont_elem[1];
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} p_cont_list_t;
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typedef unsigned short p_cont_def_result_t;
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#define acceptance 0
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#define user_rejection 1
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#define provider_rejection 2
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typedef unsigned short p_provider_reason_t;
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#define reason_not_specified 0
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#define abstract_syntax_not_supported 1
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#define proposed_transfer_syntaxes_not_supported 2
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#define local_limit_exceeded 3
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typedef unsigned short p_reject_reason_t;
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#define reason_not_specified_reject 0
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#define temporary_congestion 1
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#define local_limit_exceeded_reject 2
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#define protocol_version_not_supported 4
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#define authentication_type_not_recognized 8
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#define invalid_checksum 9
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typedef struct
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{
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p_cont_def_result_t result;
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p_provider_reason_t reason;
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p_syntax_id_t transfer_syntax;
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} p_result_t;
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typedef struct
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{
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unsigned char n_results;
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unsigned char reserved;
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unsigned short reserved2;
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p_result_t p_results[1];
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} p_result_list_t;
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typedef struct
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{
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unsigned char major;
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unsigned char minor;
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} version_t;
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typedef version_t p_rt_version_t;
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typedef struct
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{
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// currently, the runtime uses only one version.
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// if we change that, we have to change the alignment
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// of the members after that so that they are still
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// naturally aligned
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unsigned char n_protocols;
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p_rt_version_t p_protocols[1];
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} p_rt_versions_supported_t;
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typedef struct
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{
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unsigned char rpc_vers;
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unsigned char rpc_vers_minor;
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unsigned char PTYPE;
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unsigned char pfc_flags;
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unsigned char drep[4];
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unsigned short frag_length;
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unsigned short auth_length;
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unsigned long call_id;
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} rpcconn_common;
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typedef struct
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{
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rpcconn_common common;
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unsigned short max_xmit_frag;
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unsigned short max_recv_frag;
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unsigned long assoc_group_id;
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} rpcconn_bind;
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#if defined(WIN32RPC) || defined(MAC)
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#pragma pack(2)
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#endif // WIN32RPC
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typedef struct
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{
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rpcconn_common common;
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unsigned short max_xmit_frag;
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unsigned short max_recv_frag;
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unsigned long assoc_group_id;
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unsigned short sec_addr_length;
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} rpcconn_bind_ack;
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#if defined(WIN32RPC) || defined(MAC)
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#pragma pack()
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#endif // WIN32RPC
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typedef struct
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{
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rpcconn_common common;
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p_reject_reason_t provider_reject_reason;
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p_rt_versions_supported_t versions;
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UUID Signature;
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#if defined (_WIN64)
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// on Win64, we need to align the buffer after
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// this to 16 byte boundary. That's why the padding
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ULONG Padding[2];
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#endif
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char buffer[1];
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} rpcconn_bind_nak;
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const size_t BindNakSizeWithoutEEInfoAndSignature = FIELD_OFFSET(rpcconn_bind_nak, Signature);
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const size_t BindNakSizeWithoutEEInfo = FIELD_OFFSET(rpcconn_bind_nak, buffer);
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extern const UUID *BindNakEEInfoSignature;
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inline size_t GetEEInfoSizeFromBindNakPacket (rpcconn_bind_nak *BindNak)
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{
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ASSERT (BindNak->common.frag_length > BindNakSizeWithoutEEInfo);
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ASSERT (RpcpMemoryCompare(&BindNak->Signature, BindNakEEInfoSignature, sizeof(UUID)) == 0);
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return (BindNak->common.frag_length - BindNakSizeWithoutEEInfo);
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}
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const int MinimumBindNakLength = 21;
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typedef struct
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{
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rpcconn_common common;
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unsigned char auth_type;
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unsigned char auth_level;
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#ifndef WIN32RPC
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unsigned short pad;
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#endif // WIN32RPC
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} rpcconn_auth3;
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typedef rpcconn_bind rpcconn_alter_context;
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typedef struct
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{
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rpcconn_common common;
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unsigned short max_xmit_frag;
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unsigned short max_recv_frag;
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unsigned long assoc_group_id;
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unsigned short sec_addr_length;
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unsigned short pad;
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} rpcconn_alter_context_resp;
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typedef struct
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{
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rpcconn_common common;
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unsigned long alloc_hint;
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p_context_id_t p_cont_id;
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unsigned short opnum;
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} rpcconn_request;
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typedef struct
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{
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rpcconn_common common;
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unsigned long alloc_hint;
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p_context_id_t p_cont_id;
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unsigned char alert_count;
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unsigned char reserved;
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} rpcconn_response;
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const unsigned char FaultEEInfoPresent = 1;
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typedef struct
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{
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rpcconn_common common;
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unsigned long alloc_hint;
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p_context_id_t p_cont_id;
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unsigned char alert_count;
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unsigned char reserved;
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unsigned long status;
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unsigned long reserved2;
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// present only if reserved & FaultEEInfoPresent
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// the actual length is alloc_hint - FIELD_OFFSET(rpcconn_fault, buffer)
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unsigned char buffer[1];
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} rpcconn_fault;
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const size_t FaultSizeWithoutEEInfo = FIELD_OFFSET(rpcconn_fault, buffer);
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inline size_t GetEEInfoSizeFromFaultPacket (rpcconn_fault *Fault)
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{
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ASSERT (Fault->reserved & FaultEEInfoPresent);
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ASSERT (Fault->alloc_hint > 0);
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return (Fault->alloc_hint - FaultSizeWithoutEEInfo);
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}
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typedef struct
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{
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unsigned char auth_type;
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unsigned char auth_level;
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unsigned char auth_pad_length;
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unsigned char auth_reserved;
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unsigned long auth_context_id;
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} sec_trailer;
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typedef struct tagChannelSettingCookie
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{
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char Cookie[16];
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} ChannelSettingCookie;
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#define COOKIE_SIZE_IN_BYTES 16
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#define MAX_IPv4_ADDRESS_SIZE 4
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#define MAX_IPv6_ADDRESS_SIZE (16 + 4) // address + scope_id
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#define MAX_ADDRESS_SIZE max(MAX_IPv4_ADDRESS_SIZE, MAX_IPv6_ADDRESS_SIZE)
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#define RTS_FLAG_PING 0x1
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#define RTS_FLAG_OTHER_CMD 0x2
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#define RTS_FLAG_RECYCLE_CHANNEL 0x4
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#define RTS_FLAG_IN_CHANNEL 0x8
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#define RTS_FLAG_OUT_CHANNEL 0x10
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#define RTS_FLAG_EOF 0x20
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#define RTS_FLAG_ECHO 0x40
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typedef enum tagClientAddressType
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{
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catIPv4 = 0,
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catIPv6
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} ClientAddressType;
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typedef struct tagChannelSettingClientAddress
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{
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// provide enough storage for IPv6 address. Declared in this
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// form to avoid general runtime dependency on transport headers
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// In reality this is SOCKADDR_IN for IPv4 and SOCKADDR_IN6 for
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// IPv6
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ClientAddressType AddressType;
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union
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{
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/*[case(catIPv4)]*/ char IPv4Address[MAX_IPv4_ADDRESS_SIZE];
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/*[case(catIPv6)]*/ char IPv6Address[MAX_IPv6_ADDRESS_SIZE];
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} u;
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} ChannelSettingClientAddress;
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typedef enum tagForwardDestinations
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{
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fdClient = 0,
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fdInProxy,
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fdServer,
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fdOutProxy
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} ForwardDestinations;
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typedef struct tagFlowControlAck
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{
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ULONG BytesReceived;
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ULONG AvailableWindow;
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ChannelSettingCookie ChannelCookie;
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} FlowControlAck;
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typedef enum tagTunnelSettingsCommandTypes
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{
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tsctReceiveWindowSize = 0, // 0
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tsctFlowControlAck, // 1
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tsctConnectionTimeout, // 2
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tsctCookie, // 3
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tsctChannelLifetime, // 4
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tsctClientKeepalive, // 5
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tsctVersion, // 6
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tsctEmpty, // 7
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tsctPadding, // 8
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tsctNANCE, // 9
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tsctANCE, // 10
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tsctClientAddress, // 11
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tsctAssociationGroupId, // 12
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tsctDestination, // 13
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tsctPingTrafficSentNotify // 14
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} TunnelSettingsCommandTypes;
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#define LAST_RTS_COMMAND (tsctPingTrafficSentNotify)
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extern const int TunnelSettingsCommandTypeSizes[];
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typedef struct tagTunnelSettingsCommand
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{
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unsigned long CommandType;
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union
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{
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/*[case(tsctReceiveWindowSize)]*/ ULONG ReceiveWindowSize;
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/*[case(tsctFlowControlAck)]*/ FlowControlAck Ack;
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/*[case(tsctConnectionTimeout)]*/ ULONG ConnectionTimeout; // in milliseconds
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/*[case(tsctCookie)]*/ ChannelSettingCookie Cookie;
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/*[case(tsctChannelLifetime)]*/ ULONG ChannelLifetime;
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/*[case(tsctClientKeepalive)]*/ ULONG ClientKeepalive; // in milliseconds
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/*[case(tsctVersion)]*/ ULONG Version;
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/*[case(tsctEmpty)] ; */ // empty - no operands
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/*[case(tsctPadding)] ; */ ULONG ConformanceCount; // in bytes
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/*[case(tsctNANCE)] ; */ // NANCE - negative acknowledgement for new channel
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// establishment - no operands
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/*[case(tsctANCE)] ; */ // ANCE - acknowledge new channel establishment
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/*[case(tsctClientAddress)]*/ ChannelSettingClientAddress ClientAddress;
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/*[case(tsctAssociationGroupId)]*/ ChannelSettingCookie AssociationGroupId;
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/*[case(tsctDestination)]*/ ULONG Destination; // actually one of ForwardDestinations
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/*[case(tsctPingTrafficSentNotify)]*/ ULONG PingTrafficSent; // in bytes
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} u;
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} TunnelSettingsCommand;
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typedef struct {
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rpcconn_common common;
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unsigned short Flags;
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unsigned short NumberOfSettingCommands;
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TunnelSettingsCommand Cmd[1]; // the actual size depends on NumberOfSettings
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} rpcconn_tunnel_settings;
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#define SIZE_OF_RTS_CMD_AND_PADDING(Command) \
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(TunnelSettingsCommandTypeSizes[Command] \
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+ ConstPadN(TunnelSettingsCommandTypeSizes[Command], 4))
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#define MUST_RECV_FRAG_SIZE 2048
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#define NDR_DREP_ASCII 0x00
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#define NDR_DREP_EBCDIC 0x01
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#define NDR_DREP_CHARACTER_MASK 0x0F
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#define NDR_DREP_BIG_ENDIAN 0x00
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#define NDR_DREP_LITTLE_ENDIAN 0x10
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#define NDR_DREP_ENDIAN_MASK 0xF0
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#define NDR_DREP_IEEE 0x00
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#define NDR_DREP_VAX 0x01
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#define NDR_DREP_CRAY 0x02
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#define NDR_DREP_IBM 0x03
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#ifdef MAC
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#define NDR_LOCAL_CHAR_DREP NDR_DREP_ASCII
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#define NDR_LOCAL_INT_DREP NDR_DREP_BIG_ENDIAN
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#define NDR_LOCAL_FP_DREP NDR_DREP_IEEE
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#else
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#define NDR_LOCAL_CHAR_DREP NDR_DREP_ASCII
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#define NDR_LOCAL_INT_DREP NDR_DREP_LITTLE_ENDIAN
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#define NDR_LOCAL_FP_DREP NDR_DREP_IEEE
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#endif
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/*++
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Routine Description:
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This macro determines whether or not we need to do endian data
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conversion.
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Argument:
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drep - Supplies the four byte data representation.
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Return Value:
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A value of non-zero indicates that endian data conversion needs to
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be performed.
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--*/
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#define DataConvertEndian(drep) \
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( (drep[0] & NDR_DREP_ENDIAN_MASK) != NDR_LOCAL_INT_DREP )
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/*++
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Routine Description:
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This macro determines whether or not we need to do character data
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conversion.
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Argument:
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drep - Supplies the four byte data representation.
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Return Value:
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A value of non-zero indicates that character data conversion needs to
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be performed.
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--*/
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#define DataConvertCharacter(drep) \
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( (drep[0] & NDR_DREP_CHARACTER_MASK) != NDR_LOCAL_CHAR_DREP)
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void
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ConstructPacket (
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IN OUT rpcconn_common PAPI * Packet,
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IN unsigned char PacketType,
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IN unsigned int PacketLength
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);
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RPC_STATUS
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ValidatePacket (
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IN rpcconn_common PAPI * Packet,
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IN unsigned int PacketLength
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);
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void
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ByteSwapSyntaxId (
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IN p_syntax_id_t PAPI * SyntaxId
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);
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#if 0
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void
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ConvertStringEbcdicToAscii (
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IN unsigned char * String
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);
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#endif
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extern unsigned long __RPC_FAR
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MapToNcaStatusCode (
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IN RPC_STATUS RpcStatus
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);
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extern RPC_STATUS __RPC_FAR
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MapFromNcaStatusCode (
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IN unsigned long NcaStatus
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);
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#if 1
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#define CoAllocateBuffer(_x_) RpcAllocateBuffer((_x_))
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#define CoFreeBuffer(_x_) RpcFreeBuffer((_x_))
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#else
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#define CoAllocateBuffer(_x_) RpcpFarAllocate((_x_))
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#define CoFreeBuffer(_x_) RpcpFarFree((_x_))
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#endif
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#endif // __OSFPCKET_HXX__
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