mirror of
https://github.com/FirebirdSQL/firebird.git
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93 lines
2.3 KiB
C++
93 lines
2.3 KiB
C++
/*
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* The contents of this file are subject to the Initial
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* Developer's Public License Version 1.0 (the "License");
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* you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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* http://www.ibphoenix.com/main.nfs?a=ibphoenix&page=ibp_idpl.
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*
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* Software distributed under the License is distributed AS IS,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied.
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* See the License for the specific language governing rights
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* and limitations under the License.
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*
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* The Original Code was created by Alexander Peshkoff
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* for the Firebird Open Source RDBMS project.
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*
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* Copyright (c) 2002 Alexander Peshkoff <peshkoff@mail.ru>
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* and all contributors signed below.
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*
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* All rights reserved.
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*
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* Contributor(s): ______________________________
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*
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*/
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#ifndef JRD_Y_HANDLE_H
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#define JRD_Y_HANDLE_H
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/*
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* These definitions placed into separate file
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* to avoid multiple definition of struct why_hndl in why.cpp
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* and dsql.cpp
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*
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*/
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namespace Jrd {
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class Attachment;
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class jrd_tra;
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class jrd_req;
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}
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union any_handle {
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struct why_hndl* h_why;
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class dsql_req* h_dsql;
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Jrd::Attachment* h_dbb;
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Jrd::jrd_tra* h_tra;
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};
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struct why_hndl
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{
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UCHAR type;
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UCHAR flags;
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USHORT implementation;
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FB_API_HANDLE public_handle;
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union any_handle handle;
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struct why_hndl* parent;
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struct why_hndl* next;
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union {
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struct why_hndl* requests;
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struct sqlda_sup* das;
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};
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struct why_hndl* statements;
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struct why_hndl* blobs;
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FB_API_HANDLE* user_handle;
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struct clean* cleanup;
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TEXT* db_path;
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SCHAR* db_prepare_buffer;
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};
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typedef why_hndl *WHY_HNDL;
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typedef why_hndl *WHY_REQ;
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typedef why_hndl *WHY_DBB;
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typedef why_hndl *WHY_TRA;
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typedef why_hndl *WHY_BLB;
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typedef why_hndl *WHY_ATT;
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typedef why_hndl *WHY_STMT;
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typedef why_hndl *WHY_SVC;
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const int HANDLE_invalid = 0;
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const int HANDLE_database = 1;
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const int HANDLE_transaction = 2;
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const int HANDLE_request = 3;
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const int HANDLE_blob = 4;
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const int HANDLE_statement = 5;
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const int HANDLE_service = 6;
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const int HANDLE_TRANSACTION_limbo = 1;
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const int HANDLE_BLOB_filter = 2; /* Blob is locally filtered */
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const int HANDLE_STATEMENT_local = 4; /* Process DSQL statement locally */
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const SLONG DBB_PREPARE_BUFFER_SIZE = 32768; // size of buffer used in isc_dsql_prepare call
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#endif // JRD_Y_HANDLE_H
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