mirror of
https://github.com/FirebirdSQL/firebird.git
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627 lines
16 KiB
C
627 lines
16 KiB
C
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/*
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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 Vlad Khorsun
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* for the Firebird Open Source RDBMS project.
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*
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* Copyright (c) 2007 Vlad Khorsun <hvlad@users.sourceforge.net>
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* and all contributors signed below.
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*
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* All Rights Reserved.
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* Contributor(s): ______________________________________.
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*/
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#ifndef EXTDS_ISC_H
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#define EXTDS_ISC_H
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#include "ExtDS.h"
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#include "../ibase.h"
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#include "fb_api_proto.h"
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namespace EDS {
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class IscProvider : public Provider
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{
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public:
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friend class EngineCallbackGuard;
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IscProvider(const char* prvName) :
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Provider(prvName),
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m_api_loaded(false)
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{
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memset(&m_api, 0, sizeof(m_api) );
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}
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virtual void initialize()
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{
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if (!m_api_loaded)
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loadAPI();
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}
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virtual void jrdAttachmentEnd(Jrd::thread_db *tdbb, Jrd::Attachment* att) {};
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virtual void getRemoteError(ISC_STATUS* status, Firebird::string &err);
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protected:
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ISC_STATUS notImplemented(ISC_STATUS*) const;
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virtual void loadAPI();
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virtual Connection* doCreateConnection();
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FirebirdApiPointers m_api;
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bool m_api_loaded;
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public:
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virtual ISC_STATUS ISC_EXPORT isc_attach_database(ISC_STATUS *,
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short,
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char *,
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isc_db_handle *,
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short,
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char *);
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virtual ISC_STATUS ISC_EXPORT isc_array_gen_sdl(ISC_STATUS *,
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ISC_ARRAY_DESC *,
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short *,
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char *,
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short *);
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virtual ISC_STATUS ISC_EXPORT isc_array_get_slice(ISC_STATUS *,
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isc_db_handle *,
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isc_tr_handle *,
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ISC_QUAD *,
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ISC_ARRAY_DESC *,
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void *,
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ISC_LONG *);
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virtual ISC_STATUS ISC_EXPORT isc_array_lookup_bounds(ISC_STATUS *,
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isc_db_handle *,
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isc_tr_handle *,
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char *,
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char *,
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ISC_ARRAY_DESC *);
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virtual ISC_STATUS ISC_EXPORT isc_array_lookup_desc(ISC_STATUS *,
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isc_db_handle *,
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isc_tr_handle *,
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char *,
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char *,
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ISC_ARRAY_DESC *);
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virtual ISC_STATUS ISC_EXPORT isc_array_set_desc(ISC_STATUS *,
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char *,
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char *,
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short *,
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short *,
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short *,
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ISC_ARRAY_DESC *);
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virtual ISC_STATUS ISC_EXPORT isc_array_put_slice(ISC_STATUS *,
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isc_db_handle *,
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isc_tr_handle *,
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ISC_QUAD *,
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ISC_ARRAY_DESC *,
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void *,
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ISC_LONG *);
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virtual void ISC_EXPORT isc_blob_default_desc(ISC_BLOB_DESC *,
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unsigned char *,
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unsigned char *);
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virtual ISC_STATUS ISC_EXPORT isc_blob_gen_bpb(ISC_STATUS *,
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ISC_BLOB_DESC *,
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ISC_BLOB_DESC *,
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unsigned short,
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unsigned char *,
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unsigned short *);
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virtual ISC_STATUS ISC_EXPORT isc_blob_info(ISC_STATUS *,
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isc_blob_handle *,
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short,
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char *,
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short,
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char *);
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virtual ISC_STATUS ISC_EXPORT isc_blob_lookup_desc(ISC_STATUS *,
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isc_db_handle *,
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isc_tr_handle *,
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unsigned char *,
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unsigned char *,
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ISC_BLOB_DESC *,
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unsigned char *);
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virtual ISC_STATUS ISC_EXPORT isc_blob_set_desc(ISC_STATUS *,
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unsigned char *,
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unsigned char *,
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short,
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short,
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short,
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ISC_BLOB_DESC *);
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virtual ISC_STATUS ISC_EXPORT isc_cancel_blob(ISC_STATUS *,
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isc_blob_handle *);
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virtual ISC_STATUS ISC_EXPORT isc_cancel_events(ISC_STATUS *,
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isc_db_handle *,
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ISC_LONG *);
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virtual ISC_STATUS ISC_EXPORT isc_close_blob(ISC_STATUS *,
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isc_blob_handle *);
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virtual ISC_STATUS ISC_EXPORT isc_commit_retaining(ISC_STATUS *,
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isc_tr_handle *);
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virtual ISC_STATUS ISC_EXPORT isc_commit_transaction(ISC_STATUS *,
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isc_tr_handle *);
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virtual ISC_STATUS ISC_EXPORT isc_create_blob(ISC_STATUS *,
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isc_db_handle *,
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isc_tr_handle *,
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isc_blob_handle *,
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ISC_QUAD *);
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virtual ISC_STATUS ISC_EXPORT isc_create_blob2(ISC_STATUS *,
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isc_db_handle *,
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isc_tr_handle *,
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isc_blob_handle *,
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ISC_QUAD *,
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short,
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char *);
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virtual ISC_STATUS ISC_EXPORT isc_create_database(ISC_STATUS *,
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short,
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char *,
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isc_db_handle *,
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short,
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char *,
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short);
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virtual ISC_STATUS ISC_EXPORT isc_database_info(ISC_STATUS *,
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isc_db_handle *,
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short,
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char *,
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short,
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char *);
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virtual void ISC_EXPORT isc_decode_date(ISC_QUAD *,
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void *);
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virtual void ISC_EXPORT isc_decode_sql_date(ISC_DATE *,
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void *);
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virtual void ISC_EXPORT isc_decode_sql_time(ISC_TIME *,
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void *);
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virtual void ISC_EXPORT isc_decode_timestamp(ISC_TIMESTAMP *,
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void *);
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virtual ISC_STATUS ISC_EXPORT isc_detach_database(ISC_STATUS *,
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isc_db_handle *);
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virtual ISC_STATUS ISC_EXPORT isc_drop_database(ISC_STATUS *,
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isc_db_handle *);
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virtual ISC_STATUS ISC_EXPORT isc_dsql_allocate_statement(ISC_STATUS *,
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isc_db_handle *,
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isc_stmt_handle *);
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virtual ISC_STATUS ISC_EXPORT isc_dsql_alloc_statement2(ISC_STATUS *,
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isc_db_handle *,
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isc_stmt_handle *);
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virtual ISC_STATUS ISC_EXPORT isc_dsql_describe(ISC_STATUS *,
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isc_stmt_handle *,
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unsigned short,
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XSQLDA *);
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virtual ISC_STATUS ISC_EXPORT isc_dsql_describe_bind(ISC_STATUS *,
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isc_stmt_handle *,
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unsigned short,
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XSQLDA *);
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virtual ISC_STATUS ISC_EXPORT isc_dsql_exec_immed2(ISC_STATUS *,
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isc_db_handle *,
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isc_tr_handle *,
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unsigned short,
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char *,
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unsigned short,
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XSQLDA *,
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XSQLDA *);
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virtual ISC_STATUS ISC_EXPORT isc_dsql_execute(ISC_STATUS *,
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isc_tr_handle *,
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isc_stmt_handle *,
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unsigned short,
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XSQLDA *);
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virtual ISC_STATUS ISC_EXPORT isc_dsql_execute2(ISC_STATUS *,
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isc_tr_handle *,
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isc_stmt_handle *,
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unsigned short,
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XSQLDA *,
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XSQLDA *);
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virtual ISC_STATUS ISC_EXPORT isc_dsql_execute_immediate(ISC_STATUS *,
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isc_db_handle *,
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isc_tr_handle *,
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unsigned short,
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char *,
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unsigned short,
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XSQLDA *);
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virtual ISC_STATUS ISC_EXPORT isc_dsql_fetch(ISC_STATUS *,
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isc_stmt_handle *,
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unsigned short,
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XSQLDA *);
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virtual ISC_STATUS ISC_EXPORT isc_dsql_finish(isc_db_handle *);
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virtual ISC_STATUS ISC_EXPORT isc_dsql_free_statement(ISC_STATUS *,
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isc_stmt_handle *,
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unsigned short);
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virtual ISC_STATUS ISC_EXPORT isc_dsql_insert(ISC_STATUS *,
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isc_stmt_handle *,
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unsigned short,
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XSQLDA *);
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virtual ISC_STATUS ISC_EXPORT isc_dsql_prepare(ISC_STATUS *,
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isc_tr_handle *,
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isc_stmt_handle *,
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unsigned short,
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char *,
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unsigned short,
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XSQLDA *);
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virtual ISC_STATUS ISC_EXPORT isc_dsql_set_cursor_name(ISC_STATUS *,
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isc_stmt_handle *,
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char *,
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unsigned short);
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virtual ISC_STATUS ISC_EXPORT isc_dsql_sql_info(ISC_STATUS *,
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isc_stmt_handle *,
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short,
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const char *,
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short,
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char *);
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virtual void ISC_EXPORT isc_encode_date(void *,
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ISC_QUAD *);
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virtual void ISC_EXPORT isc_encode_sql_date(void *,
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ISC_DATE *);
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virtual void ISC_EXPORT isc_encode_sql_time(void *,
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ISC_TIME *);
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virtual void ISC_EXPORT isc_encode_timestamp(void *,
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ISC_TIMESTAMP *);
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virtual ISC_LONG ISC_EXPORT_VARARG isc_event_block(char * *,
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char * *,
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unsigned short, ...);
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virtual void ISC_EXPORT isc_event_counts(ISC_ULONG *,
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short,
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char *,
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char *);
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/* 17 May 2001 - isc_expand_dpb is DEPRECATED */
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virtual void ISC_EXPORT_VARARG isc_expand_dpb(char * *,
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short *, ...);
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virtual int ISC_EXPORT isc_modify_dpb(char * *,
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short *,
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unsigned short,
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char *,
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short);
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virtual ISC_LONG ISC_EXPORT isc_free(char *);
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virtual ISC_STATUS ISC_EXPORT isc_get_segment(ISC_STATUS *,
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isc_blob_handle *,
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unsigned short *,
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unsigned short,
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char *);
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virtual ISC_STATUS ISC_EXPORT isc_get_slice(ISC_STATUS *,
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isc_db_handle *,
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isc_tr_handle *,
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ISC_QUAD *,
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short,
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char *,
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short,
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ISC_LONG *,
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ISC_LONG,
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void *,
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ISC_LONG *);
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virtual ISC_STATUS ISC_EXPORT isc_interprete(char *,
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ISC_STATUS * *);
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virtual ISC_STATUS ISC_EXPORT isc_open_blob(ISC_STATUS *,
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isc_db_handle *,
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isc_tr_handle *,
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isc_blob_handle *,
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ISC_QUAD *);
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virtual ISC_STATUS ISC_EXPORT isc_open_blob2(ISC_STATUS *,
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isc_db_handle *,
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isc_tr_handle *,
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isc_blob_handle *,
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ISC_QUAD *,
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ISC_USHORT,
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ISC_UCHAR *);
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virtual ISC_STATUS ISC_EXPORT isc_prepare_transaction2(ISC_STATUS *,
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isc_tr_handle *,
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ISC_USHORT,
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ISC_UCHAR *);
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virtual void ISC_EXPORT isc_print_sqlerror(ISC_SHORT,
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ISC_STATUS *);
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virtual ISC_STATUS ISC_EXPORT isc_print_status(ISC_STATUS *);
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virtual ISC_STATUS ISC_EXPORT isc_put_segment(ISC_STATUS *,
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isc_blob_handle *,
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unsigned short,
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char *);
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virtual ISC_STATUS ISC_EXPORT isc_put_slice(ISC_STATUS *,
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isc_db_handle *,
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isc_tr_handle *,
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ISC_QUAD *,
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short,
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char *,
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short,
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ISC_LONG *,
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ISC_LONG,
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void *);
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virtual ISC_STATUS ISC_EXPORT isc_que_events(ISC_STATUS *,
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isc_db_handle *,
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ISC_LONG *,
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ISC_USHORT,
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ISC_UCHAR *,
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isc_callback,
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void *);
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virtual ISC_STATUS ISC_EXPORT isc_rollback_retaining(ISC_STATUS *,
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isc_tr_handle *);
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virtual ISC_STATUS ISC_EXPORT isc_rollback_transaction(ISC_STATUS *,
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isc_tr_handle *);
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virtual ISC_STATUS ISC_EXPORT isc_start_multiple(ISC_STATUS *,
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|
isc_tr_handle *,
|
||
|
|
short,
|
||
|
|
void *);
|
||
|
|
|
||
|
|
virtual ISC_STATUS ISC_EXPORT_VARARG isc_start_transaction(ISC_STATUS *,
|
||
|
|
isc_tr_handle *,
|
||
|
|
short, ...);
|
||
|
|
|
||
|
|
virtual ISC_STATUS ISC_EXPORT_VARARG isc_reconnect_transaction(ISC_STATUS *,
|
||
|
|
isc_db_handle *,
|
||
|
|
isc_tr_handle *,
|
||
|
|
short,
|
||
|
|
char*);
|
||
|
|
|
||
|
|
virtual ISC_LONG ISC_EXPORT isc_sqlcode(ISC_STATUS *);
|
||
|
|
|
||
|
|
virtual void ISC_EXPORT isc_sql_interprete(short,
|
||
|
|
char *,
|
||
|
|
short);
|
||
|
|
|
||
|
|
virtual ISC_STATUS ISC_EXPORT isc_transaction_info(ISC_STATUS *,
|
||
|
|
isc_tr_handle *,
|
||
|
|
short,
|
||
|
|
char *,
|
||
|
|
short,
|
||
|
|
char *);
|
||
|
|
|
||
|
|
virtual ISC_STATUS ISC_EXPORT isc_transact_request(ISC_STATUS *,
|
||
|
|
isc_db_handle *,
|
||
|
|
isc_tr_handle *,
|
||
|
|
unsigned short,
|
||
|
|
char *,
|
||
|
|
unsigned short,
|
||
|
|
char *,
|
||
|
|
unsigned short,
|
||
|
|
char *);
|
||
|
|
|
||
|
|
virtual ISC_LONG ISC_EXPORT isc_vax_integer(char *,
|
||
|
|
short);
|
||
|
|
|
||
|
|
virtual ISC_INT64 ISC_EXPORT isc_portable_integer(unsigned char *,
|
||
|
|
short);
|
||
|
|
|
||
|
|
virtual ISC_STATUS ISC_EXPORT isc_seek_blob(ISC_STATUS *,
|
||
|
|
isc_blob_handle *,
|
||
|
|
short,
|
||
|
|
ISC_LONG,
|
||
|
|
ISC_LONG *);
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
virtual ISC_STATUS ISC_EXPORT isc_service_attach(ISC_STATUS *,
|
||
|
|
unsigned short,
|
||
|
|
char *,
|
||
|
|
isc_svc_handle *,
|
||
|
|
unsigned short,
|
||
|
|
char *);
|
||
|
|
|
||
|
|
virtual ISC_STATUS ISC_EXPORT isc_service_detach(ISC_STATUS *,
|
||
|
|
isc_svc_handle *);
|
||
|
|
|
||
|
|
virtual ISC_STATUS ISC_EXPORT isc_service_query(ISC_STATUS *,
|
||
|
|
isc_svc_handle *,
|
||
|
|
isc_resv_handle *,
|
||
|
|
unsigned short,
|
||
|
|
char *,
|
||
|
|
unsigned short,
|
||
|
|
char *,
|
||
|
|
unsigned short,
|
||
|
|
char *);
|
||
|
|
|
||
|
|
virtual ISC_STATUS ISC_EXPORT isc_service_start(ISC_STATUS *,
|
||
|
|
isc_svc_handle *,
|
||
|
|
isc_resv_handle *,
|
||
|
|
unsigned short,
|
||
|
|
char *);
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
class FBProvider : public IscProvider
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
FBProvider(const char* prvName) :
|
||
|
|
IscProvider(prvName)
|
||
|
|
{
|
||
|
|
m_flags = (prvMultyStmts | prvMultyTrans | prvTrustedAuth);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected:
|
||
|
|
virtual void loadAPI();
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
class IscConnection : public Connection
|
||
|
|
{
|
||
|
|
friend class IscProvider;
|
||
|
|
|
||
|
|
protected:
|
||
|
|
IscConnection(IscProvider &prov);
|
||
|
|
virtual ~IscConnection();
|
||
|
|
|
||
|
|
public:
|
||
|
|
FB_API_HANDLE& getAPIHandle()
|
||
|
|
{ return m_handle; }
|
||
|
|
|
||
|
|
virtual void attach(Jrd::thread_db *tdbb, const Firebird::string &dbName,
|
||
|
|
const Firebird::string &user, const Firebird::string &pwd);
|
||
|
|
virtual void detach(Jrd::thread_db *tdbb);
|
||
|
|
|
||
|
|
virtual bool isAvailable(Jrd::thread_db *tdbb, TraScope traScope) const;
|
||
|
|
|
||
|
|
virtual bool isConnected() const
|
||
|
|
{ return (m_handle != 0); }
|
||
|
|
|
||
|
|
virtual bool isSameDatabase(Jrd::thread_db *tdbb, const Firebird::string &dbName,
|
||
|
|
const Firebird::string &user, const Firebird::string &pwd) const;
|
||
|
|
|
||
|
|
virtual Blob* createBlob();
|
||
|
|
|
||
|
|
protected:
|
||
|
|
virtual Transaction* doCreateTransaction();
|
||
|
|
virtual Statement* doCreateStatement();
|
||
|
|
|
||
|
|
void generateDPB(Jrd::thread_db *tdbb, Firebird::ClumpletWriter &dpb,
|
||
|
|
const Firebird::string &dbName, const Firebird::string &user,
|
||
|
|
const Firebird::string &pwd) const;
|
||
|
|
|
||
|
|
IscProvider &m_iscProvider;
|
||
|
|
FB_API_HANDLE m_handle;
|
||
|
|
Firebird::ClumpletWriter m_dpb;
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
class IscTransaction : public Transaction
|
||
|
|
{
|
||
|
|
friend class IscConnection;
|
||
|
|
|
||
|
|
public:
|
||
|
|
FB_API_HANDLE& getAPIHandle()
|
||
|
|
{ return m_handle; }
|
||
|
|
|
||
|
|
protected:
|
||
|
|
IscTransaction(IscConnection &conn) :
|
||
|
|
Transaction(conn),
|
||
|
|
m_iscConnection(conn),
|
||
|
|
m_iscProvider(*(IscProvider*) conn.getProvider()),
|
||
|
|
m_handle(0)
|
||
|
|
{}
|
||
|
|
|
||
|
|
virtual ~IscTransaction() {}
|
||
|
|
|
||
|
|
virtual void doStart(ISC_STATUS* status, Jrd::thread_db *tdbb, Firebird::ClumpletWriter &tpb);
|
||
|
|
virtual void doPrepare(ISC_STATUS* status, Jrd::thread_db *tdbb, int info_len, const char* info);
|
||
|
|
virtual void doCommit(ISC_STATUS* status, Jrd::thread_db *tdbb, bool retain);
|
||
|
|
virtual void doRollback(ISC_STATUS* status, Jrd::thread_db *tdbb, bool retain);
|
||
|
|
|
||
|
|
IscProvider &m_iscProvider;
|
||
|
|
IscConnection &m_iscConnection;
|
||
|
|
FB_API_HANDLE m_handle;
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
class IscStatement : public Statement
|
||
|
|
{
|
||
|
|
friend class IscConnection;
|
||
|
|
|
||
|
|
public:
|
||
|
|
FB_API_HANDLE& getAPIHandle()
|
||
|
|
{ return m_handle; }
|
||
|
|
|
||
|
|
protected:
|
||
|
|
IscStatement(IscConnection &conn);
|
||
|
|
virtual ~IscStatement();
|
||
|
|
|
||
|
|
protected:
|
||
|
|
virtual void doPrepare(Jrd::thread_db *tdbb, const Firebird::string &sql);
|
||
|
|
virtual void doExecute(Jrd::thread_db *tdbb);
|
||
|
|
virtual void doOpen(Jrd::thread_db *tdbb);
|
||
|
|
virtual bool doFetch(Jrd::thread_db *tdbb);
|
||
|
|
virtual void doClose(Jrd::thread_db *tdbb, bool drop);
|
||
|
|
|
||
|
|
virtual void doSetInParams(Jrd::thread_db *tdbb, int count, const Firebird::string *const *names,
|
||
|
|
Jrd::jrd_nod **params);
|
||
|
|
|
||
|
|
IscTransaction *getIscTransaction()
|
||
|
|
{ return (IscTransaction*) m_transaction; }
|
||
|
|
|
||
|
|
IscProvider &m_iscProvider;
|
||
|
|
IscConnection &m_iscConnection;
|
||
|
|
FB_API_HANDLE m_handle;
|
||
|
|
XSQLDA *m_in_xsqlda;
|
||
|
|
XSQLDA *m_out_xsqlda;
|
||
|
|
};
|
||
|
|
|
||
|
|
class IscBlob : public Blob
|
||
|
|
{
|
||
|
|
friend class IscConnection;
|
||
|
|
protected:
|
||
|
|
IscBlob(IscConnection &conn);
|
||
|
|
|
||
|
|
public:
|
||
|
|
~IscBlob();
|
||
|
|
|
||
|
|
public:
|
||
|
|
virtual void open(Jrd::thread_db *tdbb, Transaction &tran, const dsc &desc,
|
||
|
|
Firebird::UCharBuffer *bpb);
|
||
|
|
virtual void create(Jrd::thread_db *tdbb, Transaction &tran, dsc &desc,
|
||
|
|
Firebird::UCharBuffer *bpb);
|
||
|
|
virtual USHORT read(Jrd::thread_db *tdbb, char *buff, USHORT len);
|
||
|
|
virtual void write(Jrd::thread_db *tdbb, char *buff, USHORT len);
|
||
|
|
virtual void close(Jrd::thread_db *tdbb);
|
||
|
|
virtual void cancel(Jrd::thread_db *tdbb);
|
||
|
|
|
||
|
|
private:
|
||
|
|
IscProvider &m_iscProvider;
|
||
|
|
IscConnection &m_iscConnection;
|
||
|
|
FB_API_HANDLE m_handle;
|
||
|
|
ISC_QUAD m_blob_id;
|
||
|
|
};
|
||
|
|
|
||
|
|
}; // namespace EDS
|
||
|
|
|
||
|
|
#endif // EXTDS_ISC_H
|