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Comparing ibx/trunk/fbintf/client/FBAttachment.pas (file contents):
Revision 56 by tony, Mon Mar 6 10:20:02 2017 UTC vs.
Revision 345 by tony, Mon Aug 23 14:22:29 2021 UTC

# Line 32 | Line 32 | unit FBAttachment;
32   {$IFDEF FPC}
33   {$mode delphi}
34   {$interfaces COM}
35 + {$define HASREQEX}
36   {$ENDIF}
37  
38   interface
39  
40   uses
41 <  Classes, SysUtils, IB,  FBParamBlock, FBActivityMonitor;
41 >  Classes, SysUtils, {$IFDEF WINDOWS} windows, {$ENDIF} IB,  FBParamBlock,
42 >  FBActivityMonitor, FBClientAPI;
43 >
44 > const
45 >  DefaultMaxInlineBlobLimit = 8192;
46  
47   type
48 +  TCharsetMap = record
49 +    CharsetID: integer;
50 +    CharSetName: AnsiString;
51 +    CharSetWidth: integer;
52 +    CodePage: TSystemCodePage;
53 +    AllowReverseLookup: boolean; {used to ensure that lookup of CP_UTF* does not return UNICODE_FSS}
54 +  end;
55  
56    { TFBAttachment }
57  
# Line 47 | Line 59 | type
59    private
60      FDPB: IDPB;
61      FFirebirdAPI: IFirebirdAPI;
62 +    FODSMajorVersion: integer;
63 +    FODSMinorVersion: integer;
64 +    FUserCharSetMap: array of TCharSetMap;
65 +    FSecDatabase: AnsiString;
66 +    FInlineBlobLimit: integer;
67    protected
68      FDatabaseName: AnsiString;
69      FRaiseExceptionOnConnectError: boolean;
# Line 54 | Line 71 | type
71      FHasDefaultCharSet: boolean;
72      FCharSetID: integer;
73      FCodePage: TSystemCodePage;
74 <    constructor Create(DatabaseName: AnsiString; DPB: IDPB;
74 >    FRemoteProtocol: AnsiString;
75 >    FAuthMethod: AnsiString;
76 >    constructor Create(api: TFBClientAPI; DatabaseName: AnsiString; DPB: IDPB;
77        RaiseExceptionOnConnectError: boolean);
78      procedure CheckHandle; virtual; abstract;
79      function GenerateCreateDatabaseSQL(DatabaseName: AnsiString; aDPB: IDPB): AnsiString;
80 +    procedure GetODSAndConnectionInfo;
81 +    function GetDBInfo(ReqBuffer: PByte; ReqBufLen: integer): IDBInformation; virtual; abstract;
82 +    function IsConnected: boolean; virtual; abstract;
83      procedure EndAllTransactions;
84 +    procedure DPBFromCreateSQL(CreateSQL: AnsiString);
85      procedure SetParameters(SQLParams: ISQLParams; params: array of const);
86 +    procedure UseServerICUChanged; virtual;
87    public
88      destructor Destroy; override;
89 +    function getFirebirdAPI: IFirebirdAPI;
90      function getDPB: IDPB;
91      function AllocateBPB: IBPB;
92 +    function AllocateDIRB: IDIRB;
93      function StartTransaction(TPB: array of byte; DefaultCompletion: TTransactionCompletion): ITransaction; overload; virtual; abstract;
94      function StartTransaction(TPB: ITPB; DefaultCompletion: TTransactionCompletion): ITransaction; overload; virtual; abstract;
95      procedure Disconnect(Force: boolean=false); virtual; abstract;
# Line 93 | Line 119 | type
119      function Prepare(transaction: ITransaction; sql: AnsiString; aSQLDialect: integer): IStatement; overload; virtual; abstract;
120      function Prepare(transaction: ITransaction; sql: AnsiString): IStatement; overload;
121      function PrepareWithNamedParameters(transaction: ITransaction; sql: AnsiString;
122 <                       aSQLDialect: integer; GenerateParamNames: boolean=false): IStatement; overload; virtual; abstract;
122 >                       aSQLDialect: integer; GenerateParamNames: boolean=false;
123 >                       CaseSensitiveParams: boolean = false): IStatement; overload; virtual; abstract;
124      function PrepareWithNamedParameters(transaction: ITransaction; sql: AnsiString;
125 <                       GenerateParamNames: boolean=false): IStatement; overload;
125 >                       GenerateParamNames: boolean=false;
126 >                       CaseSensitiveParams: boolean = false): IStatement; overload;
127      function GetEventHandler(Events: TStrings): IEvents; overload; virtual; abstract;
128      function GetEventHandler(Event: AnsiString): IEvents; overload;
129  
130      function GetSQLDialect: integer;
131 +    function CreateBlob(transaction: ITransaction; RelationName, ColumnName: AnsiString; BPB: IBPB=nil): IBlob; overload;
132 +    function CreateBlob(transaction: ITransaction; BlobMetaData: IBlobMetaData; BPB: IBPB=nil): IBlob; overload; virtual; abstract;
133      function OpenBlob(transaction: ITransaction; BlobMetaData: IBlobMetaData; BlobID: TISC_QUAD; BPB: IBPB=nil): IBlob; overload; virtual; abstract;
134 +    function OpenBlob(transaction: ITransaction; RelationName, ColumnName: AnsiString; BlobID: TISC_QUAD; BPB: IBPB=nil): IBlob; overload;
135      function OpenBlob(transaction: ITransaction; Field: ISQLData; BPB: IBPB=nil): IBlob; overload;
136 +    function CreateArray(transaction: ITransaction; RelationName, ColumnName: AnsiString
137 +      ): IArray; overload;
138 +    function CreateArray(transaction: ITransaction; ArrayMetaData: IArrayMetaData): IArray; overload; virtual; abstract;
139 +    function OpenArray(transaction: ITransaction; RelationName, ColumnName: AnsiString; ArrayID: TISC_QUAD): IArray; overload;
140 +    function OpenArray(transaction: ITransaction; ArrayMetaData: IArrayMetaData; ArrayID: TISC_QUAD): IArray; overload; virtual; abstract;
141      property SQLDialect: integer read FSQLDialect;
142 <    property HasDefaultCharSet: boolean read FHasDefaultCharSet;
142 >    property DPB: IDPB read FDPB;
143 >  public
144 >    function GetDBInformation(Requests: array of byte): IDBInformation; overload;
145 >    function GetDBInformation(Request: byte): IDBInformation; overload;
146 >    function GetDBInformation(Requests: IDIRB): IDBInformation; overload;
147 >    function GetConnectString: AnsiString;
148 >    function GetRemoteProtocol: AnsiString;
149 >    function GetAuthenticationMethod: AnsiString;
150 >    function GetSecurityDatabase: AnsiString;
151 >    function GetODSMajorVersion: integer;
152 >    function GetODSMinorVersion: integer;
153 >    function HasDecFloatSupport: boolean; virtual;
154 >    function GetInlineBlobLimit: integer;
155 >    procedure SetInlineBlobLimit(limit: integer);
156 >    function HasBatchMode: boolean; virtual;
157 >
158 >  public
159 >    {Character Sets}
160 >    function HasDefaultCharSet: boolean;
161 >    function GetDefaultCharSetID: integer;
162 >    function GetCharsetName(CharSetID: integer): AnsiString;
163 >    function CharSetID2CodePage(CharSetID: integer; var CodePage: TSystemCodePage): boolean;
164 >    function CodePage2CharSetID(CodePage: TSystemCodePage; var CharSetID: integer): boolean;
165 >    function CharSetName2CharSetID(CharSetName: AnsiString; var CharSetID: integer): boolean;
166 >    function CharSetWidth(CharSetID: integer; var Width: integer): boolean;
167 >    procedure RegisterCharSet(CharSetName: AnsiString; CodePage: TSystemCodePage;
168 >      AllowReverseLookup:boolean; out CharSetID: integer);
169 >    function GetBlobMetaData(Transaction: ITransaction; tableName, columnName: AnsiString): IBlobMetaData; virtual; abstract;
170 >    function GetArrayMetaData(Transaction: ITransaction; tableName, columnName: AnsiString): IArrayMetaData; virtual; abstract;
171      property CharSetID: integer read FCharSetID;
172      property CodePage: TSystemCodePage read FCodePage;
173 <    property DPB: IDPB read FDPB;
173 >
174 >  public
175 >    {Time Zone Support}
176 >    function GetTimeZoneServices: ITimeZoneServices; virtual;
177 >    function HasTimeZoneSupport: boolean; virtual;
178 >
179 >  end;
180 >
181 >  { TDPBItem }
182 >
183 >  TDPBItem = class(TParamBlockItem,IDPBItem)
184 >  public
185 >   function getParamTypeName: AnsiString; override;
186 >  end;
187 >
188 >  { TDPB }
189 >
190 >  TDPB = class (TCustomParamBlock<TDPBItem,IDPBItem>, IDPB)
191 >  protected
192 >   function LookupItemType(ParamTypeName: AnsiString): byte; override;
193 >  public
194 >    constructor Create(api: TFBClientAPI);
195 >    function GetParamTypeName(ParamType: byte): Ansistring;
196 >    {$IFDEF FPC}
197 >    function IDPB.GetDPBParamTypeName = GetParamTypeName;
198 >    {$ELSE}
199 >    function GetDPBParamTypeName(ParamType: byte): Ansistring;
200 >    {$ENDIF}
201    end;
202  
203   implementation
204  
205 < uses FBMessages, FBTransaction;
205 > uses FBMessages, IBUtils, FBTransaction {$IFDEF HASREQEX}, RegExpr{$ENDIF};
206 >
207 > const
208 >  CharSetMap: array [0..69] of TCharsetMap = (
209 >  (CharsetID: 0; CharSetName: 'NONE'; CharSetWidth: 1; CodePage: CP_ACP; AllowReverseLookup: true),
210 >  (CharsetID: 1; CharSetName: 'OCTETS'; CharSetWidth: 1; CodePage: CP_NONE; AllowReverseLookup: true),
211 >  (CharsetID: 2; CharSetName: 'ASCII'; CharSetWidth: 1; CodePage: CP_ASCII; AllowReverseLookup: true),
212 >  (CharsetID: 3; CharSetName: 'UNICODE_FSS'; CharSetWidth: 3; CodePage: CP_UTF8; AllowReverseLookup: false),
213 >  (CharsetID: 4; CharSetName: 'UTF8'; CharSetWidth: 4; CodePage: CP_UTF8; AllowReverseLookup: true),
214 >  (CharsetID: 5; CharSetName: 'SJIS_0208'; CharSetWidth: 2; CodePage: 20932; AllowReverseLookup: true),
215 >  (CharsetID: 6; CharSetName: 'EUCJ_0208'; CharSetWidth: 2; CodePage: 20932; AllowReverseLookup: true),
216 >  (CharsetID: 7; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: true),
217 >  (CharsetID: 8; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: true),
218 >  (CharsetID: 9; CharSetName: 'DOS737'; CharSetWidth: 1; CodePage: 737; AllowReverseLookup: true),
219 >  (CharsetID: 10; CharSetName: 'DOS437'; CharSetWidth: 1; CodePage: 437; AllowReverseLookup: true),
220 >  (CharsetID: 11; CharSetName: 'DOS850'; CharSetWidth: 1; CodePage: 850; AllowReverseLookup: true),
221 >  (CharsetID: 12; CharSetName: 'DOS865'; CharSetWidth: 1; CodePage: 865; AllowReverseLookup: true),
222 >  (CharsetID: 13; CharSetName: 'DOS860'; CharSetWidth: 1; CodePage: 860; AllowReverseLookup: true),
223 >  (CharsetID: 14; CharSetName: 'DOS863'; CharSetWidth: 1; CodePage: 863; AllowReverseLookup: true),
224 >  (CharsetID: 15; CharSetName: 'DOS775'; CharSetWidth: 1; CodePage: 775; AllowReverseLookup: true),
225 >  (CharsetID: 16; CharSetName: 'DOS858'; CharSetWidth: 1; CodePage: 858; AllowReverseLookup: true),
226 >  (CharsetID: 17; CharSetName: 'DOS862'; CharSetWidth: 1; CodePage: 862; AllowReverseLookup: true),
227 >  (CharsetID: 18; CharSetName: 'DOS864'; CharSetWidth: 1; CodePage: 864; AllowReverseLookup: true),
228 >  (CharsetID: 19; CharSetName: 'NEXT'; CharSetWidth: 1; CodePage: CP_NONE; AllowReverseLookup: true),
229 >  (CharsetID: 20; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: true),
230 >  (CharsetID: 21; CharSetName: 'ISO8859_1'; CharSetWidth: 1; CodePage: 28591; AllowReverseLookup: true),
231 >  (CharsetID: 22; CharSetName: 'ISO8859_2'; CharSetWidth: 1; CodePage: 28592; AllowReverseLookup: true),
232 >  (CharsetID: 23; CharSetName: 'ISO8859_3'; CharSetWidth: 1; CodePage: 28593; AllowReverseLookup: true),
233 >  (CharsetID: 24; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: false),
234 >  (CharsetID: 25; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: false),
235 >  (CharsetID: 26; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: false),
236 >  (CharsetID: 27; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: false),
237 >  (CharsetID: 28; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: false),
238 >  (CharsetID: 29; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: false),
239 >  (CharsetID: 30; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: false),
240 >  (CharsetID: 31; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: false),
241 >  (CharsetID: 32; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: false),
242 >  (CharsetID: 33; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: false),
243 >  (CharsetID: 34; CharSetName: 'ISO8859_4'; CharSetWidth: 1; CodePage: 28594; AllowReverseLookup: true),
244 >  (CharsetID: 35; CharSetName: 'ISO8859_5'; CharSetWidth: 1; CodePage: 28595; AllowReverseLookup: true),
245 >  (CharsetID: 36; CharSetName: 'ISO8859_6'; CharSetWidth: 1; CodePage: 28596; AllowReverseLookup: true),
246 >  (CharsetID: 37; CharSetName: 'ISO8859_7'; CharSetWidth: 1; CodePage: 28597; AllowReverseLookup: true),
247 >  (CharsetID: 38; CharSetName: 'ISO8859_8'; CharSetWidth: 1; CodePage: 28598; AllowReverseLookup: true),
248 >  (CharsetID: 39; CharSetName: 'ISO8859_9'; CharSetWidth: 1; CodePage: 28599; AllowReverseLookup: true),
249 >  (CharsetID: 40; CharSetName: 'ISO8859_13'; CharSetWidth: 1; CodePage: 28603; AllowReverseLookup: true),
250 >  (CharsetID: 41; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: false),
251 >  (CharsetID: 42; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: false),
252 >  (CharsetID: 43; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: false),
253 >  (CharsetID: 44; CharSetName: 'KSC_5601'; CharSetWidth: 2; CodePage: 949; AllowReverseLookup: true),
254 >  (CharsetID: 45; CharSetName: 'DOS852'; CharSetWidth: 1; CodePage: 852; AllowReverseLookup: true),
255 >  (CharsetID: 46; CharSetName: 'DOS857'; CharSetWidth: 1; CodePage: 857; AllowReverseLookup: true),
256 >  (CharsetID: 47; CharSetName: 'DOS861'; CharSetWidth: 1; CodePage: 861; AllowReverseLookup: true),
257 >  (CharsetID: 48; CharSetName: 'DOS866'; CharSetWidth: 1; CodePage: 866; AllowReverseLookup: true),
258 >  (CharsetID: 49; CharSetName: 'DOS869'; CharSetWidth: 1; CodePage: 869; AllowReverseLookup: true),
259 >  (CharsetID: 50; CharSetName: 'CYRL'; CharSetWidth: 1; CodePage: 1251; AllowReverseLookup: true),
260 >  (CharsetID: 51; CharSetName: 'WIN1250'; CharSetWidth: 1; CodePage: 1250; AllowReverseLookup: true),
261 >  (CharsetID: 52; CharSetName: 'WIN1251'; CharSetWidth: 1; CodePage: 1251; AllowReverseLookup: true),
262 >  (CharsetID: 53; CharSetName: 'WIN1252'; CharSetWidth: 1; CodePage: 1252; AllowReverseLookup: true),
263 >  (CharsetID: 54; CharSetName: 'WIN1253'; CharSetWidth: 1; CodePage: 1253; AllowReverseLookup: true),
264 >  (CharsetID: 55; CharSetName: 'WIN1254'; CharSetWidth: 1; CodePage: 1254; AllowReverseLookup: true),
265 >  (CharsetID: 56; CharSetName: 'BIG_5'; CharSetWidth: 2; CodePage: 950; AllowReverseLookup: true),
266 >  (CharsetID: 57; CharSetName: 'GB_2312'; CharSetWidth: 2; CodePage: 936; AllowReverseLookup: true),
267 >  (CharsetID: 58; CharSetName: 'WIN1255'; CharSetWidth: 1; CodePage: 1255; AllowReverseLookup: true),
268 >  (CharsetID: 59; CharSetName: 'WIN1256'; CharSetWidth: 1; CodePage: 1256; AllowReverseLookup: true),
269 >  (CharsetID: 60; CharSetName: 'WIN1257'; CharSetWidth: 1; CodePage: 1257; AllowReverseLookup: true),
270 >  (CharsetID: 61; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: false),
271 >  (CharsetID: 62; CharSetName: 'Unknown'; CharSetWidth: 0; CodePage: CP_NONE; AllowReverseLookup: false),
272 >  (CharsetID: 63; CharSetName: 'KOI8R'; CharSetWidth: 1; CodePage: 20866; AllowReverseLookup: true),
273 >  (CharsetID: 64; CharSetName: 'KOI8U'; CharSetWidth: 1; CodePage: 21866; AllowReverseLookup: true),
274 >  (CharsetID: 65; CharSetName: 'WIN1258'; CharSetWidth: 1; CodePage: 1258; AllowReverseLookup: true),
275 >  (CharsetID: 66; CharSetName: 'TIS620'; CharSetWidth: 1; CodePage: 874; AllowReverseLookup: true),
276 >  (CharsetID: 67; CharSetName: 'GBK'; CharSetWidth: 2; CodePage: 936; AllowReverseLookup: true),
277 >  (CharsetID: 68; CharSetName: 'CP943C'; CharSetWidth: 2; CodePage: 943; AllowReverseLookup: true),
278 >  (CharsetID: 69; CharSetName: 'GB18030'; CharSetWidth: 4; CodePage: 54936; AllowReverseLookup: true)
279 > );
280 >
281 > const
282 >  isc_dpb_last_dpb_constant = isc_dpb_decfloat_traps;
283 >
284 >  DPBConstantNames: array[1..isc_dpb_last_dpb_constant] of string = (
285 >    'cdd_pathname',
286 >    'allocation',
287 >    'journal',
288 >    'page_size',
289 >    'num_buffers',
290 >    'buffer_length',
291 >    'debug',
292 >    'garbage_collect',
293 >    'verify',
294 >    'sweep',
295 >    'enable_journal',
296 >    'disable_journal',
297 >    'dbkey_scope',
298 >    'number_of_users',
299 >    'trace',
300 >    'no_garbage_collect',
301 >    'damaged',
302 >    'license',
303 >    'sys_user_name',
304 >    'encrypt_key',
305 >    'activate_shadow',
306 >    'sweep_interval',
307 >    'delete_shadow',
308 >    'force_write',
309 >    'begin_log',
310 >    'quit_log',
311 >    'no_reserve',
312 >    'user_name',
313 >    'password',
314 >    'password_enc',
315 >    'sys_user_name_enc',
316 >    'interp',
317 >    'online_dump',
318 >    'old_file_size',
319 >    'old_num_files',
320 >    'old_file',
321 >    'old_start_page',
322 >    'old_start_seqno',
323 >    'old_start_file',
324 >    'drop_walfile',
325 >    'old_dump_id',
326 >    'wal_backup_dir',
327 >    'wal_chkptlen',
328 >    'wal_numbufs',
329 >    'wal_bufsize',
330 >    'wal_grp_cmt_wait',
331 >    'lc_messages',
332 >    'lc_ctype',
333 >    'cache_manager',
334 >    'shutdown',
335 >    'online',
336 >    'shutdown_delay',
337 >    'reserved',
338 >    'overwrite',
339 >    'sec_attach',
340 >    'disable_wal',
341 >    'connect_timeout',
342 >    'dummy_packet_interval',
343 >    'gbak_attach',
344 >    'sql_role_name',
345 >    'set_page_buffers',
346 >    'working_directory',
347 >    'sql_dialect',
348 >    'set_db_readonly',
349 >    'set_db_sql_dialect',
350 >    'gfix_attach',
351 >    'gstat_attach',
352 >    'set_db_charset',
353 >    'gsec_attach',
354 >    'address_path' ,
355 >    'process_id',
356 >    'no_db_triggers',
357 >    'trusted_auth',
358 >    'process_name',
359 >    'trusted_role',
360 >    'org_filename',
361 >    'utf8_ilename',
362 >    'ext_call_depth',
363 >    'auth_block',
364 >    'client_version',
365 >    'remote_protocol',
366 >    'host_name',
367 >    'os_user',
368 >    'specific_auth_data',
369 >    'auth_plugin_list',
370 >    'auth_plugin_name',
371 >    'config',
372 >    'nolinger',
373 >    'reset_icu',
374 >    'map_attach',
375 >    'session_time_zone',
376 >    'set_db_replica',
377 >    'set_bind',
378 >    'decfloat_round',
379 >    'decfloat_traps'
380 >    );
381 >
382 >
383  
384   { TFBAttachment }
385  
386 < constructor TFBAttachment.Create(DatabaseName: AnsiString; DPB: IDPB;
387 <  RaiseExceptionOnConnectError: boolean);
386 > procedure TFBAttachment.GetODSAndConnectionInfo;
387 > var DBInfo: IDBInformation;
388 >    i: integer;
389 >    Stmt: IStatement;
390 >    ResultSet: IResultSet;
391 >    Param: IDPBItem;
392 > begin
393 >  if not IsConnected then Exit;
394 >  DBInfo := GetDBInformation([isc_info_db_id,isc_info_ods_version,isc_info_ods_minor_version,
395 >                               isc_info_db_SQL_Dialect]);
396 >  for i := 0 to DBInfo.GetCount - 1 do
397 >    with DBInfo[i] do
398 >      case getItemType of
399 >      isc_info_ods_minor_version:
400 >        FODSMinorVersion := getAsInteger;
401 >      isc_info_ods_version:
402 >        FODSMajorVersion := getAsInteger;
403 >      isc_info_db_SQL_Dialect:
404 >        FSQLDialect := getAsInteger;
405 >      end;
406 >
407 >  FCharSetID := 0;
408 >  FRemoteProtocol := '';
409 >  FAuthMethod := 'Legacy_Auth';
410 >  FSecDatabase := 'Default';
411 >  if FODSMajorVersion > 11 then
412 >  begin
413 >    Stmt := Prepare(StartTransaction([isc_tpb_read,isc_tpb_nowait,isc_tpb_concurrency],taCommit),
414 >                    'Select MON$CHARACTER_SET_ID, MON$REMOTE_PROTOCOL, MON$AUTH_METHOD, MON$SEC_DATABASE From MON$ATTACHMENTS, MON$DATABASE '+
415 >                    'Where MON$ATTACHMENT_ID = CURRENT_CONNECTION ');
416 >    ResultSet := Stmt.OpenCursor;
417 >    if ResultSet.FetchNext then
418 >    begin
419 >      FCharSetID := ResultSet[0].AsInteger;
420 >      FRemoteProtocol := Trim(ResultSet[1].AsString);
421 >      FAuthMethod := Trim(ResultSet[2].AsString);
422 >      FSecDatabase := Trim(ResultSet[3].AsString);
423 >    end
424 >  end
425 >  else
426 >  if (FODSMajorVersion = 11) and (FODSMinorVersion >= 1) then
427 >  begin
428 >    Stmt := Prepare(StartTransaction([isc_tpb_read,isc_tpb_nowait,isc_tpb_concurrency],taCommit),
429 >                    'Select MON$CHARACTER_SET_ID, MON$REMOTE_PROTOCOL From MON$ATTACHMENTS '+
430 >                    'Where MON$ATTACHMENT_ID = CURRENT_CONNECTION');
431 >    ResultSet := Stmt.OpenCursor;
432 >    if ResultSet.FetchNext then
433 >    begin
434 >      FCharSetID := ResultSet[0].AsInteger;
435 >      FRemoteProtocol := Trim(ResultSet[1].AsString);
436 >    end
437 >  end
438 >  else
439 >  if DPB <> nil then
440 >  begin
441 >    Param :=  DPB.Find(isc_dpb_lc_ctype);
442 >    if (Param = nil) or not CharSetName2CharSetID(Param.AsString,FCharSetID) then
443 >      FCharSetID := 0;
444 >    case GetProtocol(FDatabaseName) of
445 >    TCP:       FRemoteProtocol := 'TCPv4';
446 >    Local:     FRemoteProtocol := '';
447 >    NamedPipe: FRemoteProtocol := 'Netbui';
448 >    SPX:       FRemoteProtocol := 'SPX'
449 >    end;
450 >  end;
451 >  FHasDefaultCharSet := CharSetID2CodePage(FCharSetID,FCodePage) and (FCharSetID > 1);
452 > end;
453 >
454 > constructor TFBAttachment.Create(api: TFBClientAPI; DatabaseName: AnsiString;
455 >  DPB: IDPB; RaiseExceptionOnConnectError: boolean);
456   begin
457    inherited Create;
458 <  FFirebirdAPI := FirebirdAPI; {Keep reference to interface}
458 >  FFirebirdAPI := api.GetAPI; {Keep reference to interface}
459    FSQLDialect := 3;
460    FDatabaseName := DatabaseName;
461    FDPB := DPB;
462 +  SetLength(FUserCharSetMap,0);
463    FRaiseExceptionOnConnectError := RaiseExceptionOnConnectError;
464 +  FODSMajorVersion := 0;
465 +  FODSMinorVersion := 0;
466 +  FInlineBlobLimit := DefaultMaxInlineBlobLimit;
467   end;
468  
469   function TFBAttachment.GenerateCreateDatabaseSQL(DatabaseName: AnsiString;  aDPB: IDPB): AnsiString;
# Line 170 | Line 510 | begin
510    end;
511   end;
512  
513 + {$IFDEF HASREQEX}
514 + procedure TFBAttachment.DPBFromCreateSQL(CreateSQL: AnsiString);
515 + var RegexObj: TRegExpr;
516 + begin
517 +  FDPB := FFirebirdAPI.AllocateDPB;
518 +  RegexObj := TRegExpr.Create;
519 +  try
520 +    {extact database file spec}
521 +    RegexObj.ModifierG := false; {turn off greedy matches}
522 +    RegexObj.ModifierI := true; {case insensitive match}
523 +    RegexObj.Expression := '^ *CREATE +(DATABASE|SCHEMA) +''.*'' +USER +''(.+)'' PASSWORD +''(.+)''';
524 +    if RegexObj.Exec(CreateSQL) then
525 +    begin
526 +      DPB.Add(isc_dpb_user_name).AsString := system.copy(CreateSQL,RegexObj.MatchPos[2],RegexObj.MatchLen[2]);
527 +      DPB.Add(isc_dpb_password).AsString := system.copy(CreateSQL,RegexObj.MatchPos[3],RegexObj.MatchLen[3]);
528 +    end
529 +    else
530 +    begin
531 +      RegexObj.Expression := '^ *CREATE +(DATABASE|SCHEMA) +(''.*'') +USER +''(.+)''';
532 +      if RegexObj.Exec(CreateSQL) then
533 +        DPB.Add(isc_dpb_user_name).AsString := system.copy(CreateSQL,RegexObj.MatchPos[2],RegexObj.MatchLen[2]);
534 +    end;
535 +  finally
536 +    RegexObj.Free;
537 +  end;
538 +  if FCharSetID > 0 then
539 +    DPB.Add(isc_dpb_lc_ctype).AsString := GetCharSetName(FCharSetID);
540 +  DPB.Add(isc_dpb_set_db_SQL_dialect).setAsByte(FSQLDialect);
541 + end;
542 + {$ELSE}
543 + procedure TFBAttachment.DPBFromCreateSQL(CreateSQL: AnsiString);
544 + begin
545 +  FDPB := FFirebirdAPI.AllocateDPB;
546 +  if FCharSetID > 0 then
547 +    DPB.Add(isc_dpb_lc_ctype).AsString := GetCharSetName(FCharSetID);
548 +  DPB.Add(isc_dpb_set_db_SQL_dialect).setAsByte(FSQLDialect);
549 + end;
550 + {$ENDIF}
551 +
552   procedure TFBAttachment.SetParameters(SQLParams: ISQLParams;
553    params: array of const);
554   var i: integer;
# Line 182 | Line 561 | begin
561      case params[i].vtype of
562        vtinteger    :
563          SQLParams[i].AsInteger := params[i].vinteger;
564 +      vtInt64:
565 +        SQLParams[i].AsInt64 := params[i].VInt64^;
566 +      {$IF declared (vtQWord)}
567 +      vtQWord:
568 +        SQLParams[i].AsInt64 := params[i].VQWord^;
569 +      {$IFEND}
570        vtboolean    :
571          SQLParams[i].AsBoolean :=  params[i].vboolean;
572        vtchar       :
# Line 191 | Line 576 | begin
576        vtCurrency:
577          SQLParams[i].AsDouble := params[i].VCurrency^;
578        vtString     :
579 <        SQLParams[i].AsString := params[i].VString^;
579 >        SQLParams[i].AsString := strpas(PChar(params[i].VString));
580        vtPChar      :
581          SQLParams[i].AsString := strpas(params[i].VPChar);
582        vtAnsiString :
583 <        SQLParams[i].AsString := AnsiString(params[i].VAnsiString^);
583 >        SQLParams[i].AsString := strpas(PAnsiChar(params[i].VAnsiString));
584        vtVariant:
585          SQLParams[i].AsVariant := params[i].VVariant^;
586 +      vtWideChar:
587 +        SQLParams[i].AsString := UTF8Encode(WideCharLenToString(@params[i].VWideChar,1));
588 +      vtPWideChar:
589 +        SQLParams[i].AsString := UTF8Encode(strpas(PWideChar(params[i].VPWideChar)));
590 +      vtWideString:
591 +        SQLParams[i].AsString := UTF8Encode(strpas(PWideChar(params[i].VWideString)));
592 +      vtUnicodeString:
593 +        SQLParams[i].AsString := UTF8Encode(strpas(PWideChar(params[i].VUnicodeString)));
594      else
595          IBError(ibxeInvalidVariantType,[nil]);
596      end;
597    end;
598   end;
599  
600 + procedure TFBAttachment.UseServerICUChanged;
601 + begin
602 +  // Do nothing by default
603 + end;
604 +
605   destructor TFBAttachment.Destroy;
606   begin
607    Disconnect(true);
608    inherited Destroy;
609   end;
610  
611 + function TFBAttachment.getFirebirdAPI: IFirebirdAPI;
612 + begin
613 +  Result := FFirebirdAPI;
614 + end;
615 +
616   function TFBAttachment.getDPB: IDPB;
617   begin
618    Result := FDPB;
# Line 217 | Line 620 | end;
620  
621   function TFBAttachment.AllocateBPB: IBPB;
622   begin
623 <  Result := TBPB.Create;
623 >  Result := TBPB.Create(FFirebirdAPI as TFBClientAPI);
624 > end;
625 >
626 > function TFBAttachment.AllocateDIRB: IDIRB;
627 > begin
628 >  Result := TDIRB.Create(FFirebirdAPI as TFBClientAPI);
629   end;
630  
631   procedure TFBAttachment.ExecImmediate(TPB: array of byte; sql: AnsiString;
# Line 239 | Line 647 | end;
647   function TFBAttachment.ExecuteSQL(TPB: array of byte; sql: AnsiString;
648    SQLDialect: integer; params: array of const): IResults;
649   begin
650 <  Result := ExecuteSQL(StartTransaction(TPB,taCommit),sql,FSQLDialect,params);
650 >  Result := ExecuteSQL(StartTransaction(TPB,taCommit),sql,SQLDialect,params);
651   end;
652  
653   function TFBAttachment.ExecuteSQL(transaction: ITransaction; sql: AnsiString;
# Line 340 | Line 748 | begin
748   end;
749  
750   function TFBAttachment.PrepareWithNamedParameters(transaction: ITransaction;
751 <  sql: AnsiString; GenerateParamNames: boolean): IStatement;
751 >  sql: AnsiString; GenerateParamNames: boolean; CaseSensitiveParams: boolean): IStatement;
752   begin
753 <  Result := PrepareWithNamedParameters(transaction,sql,FSQLDialect,GenerateParamNames);
753 >  Result := PrepareWithNamedParameters(transaction,sql,FSQLDialect,GenerateParamNames,CaseSensitiveParams);
754   end;
755  
756   function TFBAttachment.GetEventHandler(Event: AnsiString): IEvents;
# Line 362 | Line 770 | begin
770    Result := FSQLDialect;
771   end;
772  
773 + function TFBAttachment.CreateBlob(transaction: ITransaction; RelationName,
774 +  ColumnName: AnsiString; BPB: IBPB): IBlob;
775 + begin
776 +  Result := CreateBlob(transaction,GetBlobMetaData(Transaction,RelationName,ColumnName),BPB);
777 + end;
778 +
779 + function TFBAttachment.OpenBlob(transaction: ITransaction; RelationName,
780 +  ColumnName: AnsiString; BlobID: TISC_QUAD; BPB: IBPB): IBlob;
781 + begin
782 +  Result := OpenBlob(Transaction,
783 +                GetBlobMetaData(Transaction,RelationName,ColumnName),
784 +                BlobID,BPB);
785 + end;
786 +
787   function TFBAttachment.OpenBlob(transaction: ITransaction; Field: ISQLData;
788    BPB: IBPB): IBlob;
789   begin
790    Result := OpenBlob(Transaction,Field.GetBlobMetadata, Field.AsQuad,BPB);
791   end;
792  
793 + function TFBAttachment.CreateArray(transaction: ITransaction; RelationName,
794 +  ColumnName: AnsiString): IArray;
795 + begin
796 +  Result := CreateArray(transaction,GetArrayMetaData(transaction,RelationName,ColumnName));
797 + end;
798 +
799 + function TFBAttachment.OpenArray(transaction: ITransaction; RelationName,
800 +  ColumnName: AnsiString; ArrayID: TISC_QUAD): IArray;
801 + begin
802 +  Result := OpenArray(transaction,
803 +    GetArrayMetaData(transaction,RelationName,ColumnName),ArrayID);
804 + end;
805 +
806 + function TFBAttachment.GetDBInformation(Requests: array of byte
807 +  ): IDBInformation;
808 + var ReqBuffer: PByte;
809 +    i: integer;
810 + begin
811 +  CheckHandle;
812 +  if Length(Requests) = 1 then
813 +    Result := GetDBInformation(Requests[0])
814 +  else
815 +  begin
816 +    GetMem(ReqBuffer,Length(Requests));
817 +    try
818 +      for i := 0 to Length(Requests) - 1 do
819 +        ReqBuffer[i] := Requests[i];
820 +
821 +      Result := GetDBInfo(ReqBuffer,Length(Requests));
822 +
823 +    finally
824 +      FreeMem(ReqBuffer);
825 +    end;
826 +  end;
827 + end;
828 +
829 + function TFBAttachment.GetDBInformation(Request: byte): IDBInformation;
830 + begin
831 +  CheckHandle;
832 +  Result := GetDBInfo(@Request,1);
833 + end;
834 +
835 + function TFBAttachment.GetDBInformation(Requests: IDIRB): IDBInformation;
836 + begin
837 +  CheckHandle;
838 +  with Requests as TDIRB do
839 +    Result := GetDBInfo(getBuffer,getDataLength);
840 + end;
841 +
842 + function TFBAttachment.GetConnectString: AnsiString;
843 + begin
844 +  Result := FDatabaseName;
845 + end;
846 +
847 + function TFBAttachment.GetRemoteProtocol: AnsiString;
848 + begin
849 +  Result := FRemoteProtocol;
850 + end;
851 +
852 + function TFBAttachment.GetAuthenticationMethod: AnsiString;
853 + begin
854 +  Result := FAuthMethod;
855 + end;
856 +
857 + function TFBAttachment.GetSecurityDatabase: AnsiString;
858 + begin
859 +  Result := FSecDatabase;
860 + end;
861 +
862 + function TFBAttachment.GetODSMajorVersion: integer;
863 + begin
864 +  Result := FODSMajorVersion;
865 + end;
866 +
867 + function TFBAttachment.GetODSMinorVersion: integer;
868 + begin
869 +  Result := FODSMinorVersion;
870 + end;
871 +
872 + function TFBAttachment.HasDecFloatSupport: boolean;
873 + begin
874 +  Result := false;
875 + end;
876 +
877 + function TFBAttachment.GetInlineBlobLimit: integer;
878 + begin
879 +  Result := FInlineBlobLimit;
880 + end;
881 +
882 + procedure TFBAttachment.SetInlineBlobLimit(limit: integer);
883 + begin
884 +  if limit > 32*1024 then
885 +     FInlineBlobLimit := 32*1024
886 +  else
887 +    FInlineBlobLimit := limit;
888 + end;
889 +
890 + function TFBAttachment.HasBatchMode: boolean;
891 + begin
892 +  Result := false;
893 + end;
894 +
895 + function TFBAttachment.HasDefaultCharSet: boolean;
896 + begin
897 +  Result := FHasDefaultCharSet
898 + end;
899 +
900 + function TFBAttachment.GetDefaultCharSetID: integer;
901 + begin
902 +  Result := FCharsetID;
903 + end;
904 +
905 + function TFBAttachment.GetCharsetName(CharSetID: integer): AnsiString;
906 + var i: integer;
907 + begin
908 +  Result := '';
909 +  if (CharSetID >= Low(CharSetMap)) and (CharSetID <= High(CharSetMap)) and
910 +                                  (CharSetMap[CharSetID].CharSetID = CharSetID) then
911 +    begin
912 +      Result := CharSetMap[CharSetID].CharSetName;
913 +      Exit;
914 +    end;
915 +
916 +  for i := 0 to Length(FUserCharSetMap) - 1 do
917 +    if FUserCharSetMap[i].CharSetID = CharSetID then
918 +    begin
919 +      Result := FUserCharSetMap[i].CharSetName;
920 +      Exit;
921 +    end;
922 + end;
923 +
924 + function TFBAttachment.CharSetID2CodePage(CharSetID: integer;
925 +  var CodePage: TSystemCodePage): boolean;
926 + var i: integer;
927 + begin
928 +  Result := (CharSetID >= Low(CharSetMap)) and (CharSetID <= High(CharSetMap))
929 +               and (CharSetMap[CharSetID].CharSetID = CharSetID);
930 +  if Result then
931 +    begin
932 +      CodePage := CharSetMap[CharSetID].CodePage;
933 +      Result := true;
934 +      Exit;
935 +    end;
936 +
937 +  for i := 0 to Length(FUserCharSetMap) - 1 do
938 +    if FUserCharSetMap[i].CharSetID = CharSetID then
939 +    begin
940 +      CodePage := FUserCharSetMap[i].CodePage;
941 +      Result := true;
942 +      Exit;
943 +    end;
944 + end;
945 +
946 + function TFBAttachment.CodePage2CharSetID(CodePage: TSystemCodePage;
947 +  var CharSetID: integer): boolean;
948 + var i: integer;
949 + begin
950 +  Result := false;
951 +  for i := Low(CharSetMap) to High(CharSetMap) do
952 +    if (CharSetMap[i].AllowReverseLookup) and (CharSetMap[i].CodePage = CodePage) then
953 +    begin
954 +      CharSetID := CharSetMap[i].CharSetID;
955 +      Result := true;
956 +      Exit;
957 +    end;
958 +
959 +  for i := 0 to Length(FUserCharSetMap) - 1 do
960 +    if (FUserCharSetMap[i].AllowReverseLookup) and (FUserCharSetMap[i].CodePage = CodePage) then
961 +    begin
962 +      CharSetID := FUserCharSetMap[i].CharSetID;
963 +      Result := true;
964 +      Exit;
965 +    end;
966 + end;
967 +
968 + function TFBAttachment.CharSetName2CharSetID(CharSetName: AnsiString;
969 +  var CharSetID: integer): boolean;
970 + var i: integer;
971 + begin
972 +  Result := false;
973 +  for i := Low(CharSetMap) to High(CharSetMap) do
974 +    if AnsiCompareText(CharSetMap[i].CharSetName, CharSetName) = 0 then
975 +    begin
976 +      CharSetID := CharSetMap[i].CharSetID;
977 +      Result := true;
978 +      Exit;
979 +    end;
980 +
981 +    for i := 0 to Length(FUserCharSetMap) - 1 do
982 +      if AnsiCompareText(FUserCharSetMap[i].CharSetName, CharSetName) = 0 then
983 +      begin
984 +        CharSetID := FUserCharSetMap[i].CharSetID;
985 +        Result := true;
986 +        Exit;
987 +      end;
988 + end;
989 +
990 + function TFBAttachment.CharSetWidth(CharSetID: integer; var Width: integer
991 +  ): boolean;
992 + var i: integer;
993 + begin
994 +  Result := (CharSetID >= Low(CharSetMap)) and (CharSetID <= High(CharSetMap))
995 +               and (CharSetMap[CharSetID].CharSetID = CharSetID);
996 +  if Result then
997 +    begin
998 +      Width := CharSetMap[CharSetID].CharSetWidth;
999 +      Result := true;
1000 +      Exit;
1001 +    end;
1002 +
1003 +  for i := 0 to Length(FUserCharSetMap) - 1 do
1004 +    if FUserCharSetMap[i].CharSetID = CharSetID then
1005 +    begin
1006 +      Width := FUserCharSetMap[i].CharSetWidth;
1007 +      Result := true;
1008 +      Exit;
1009 +    end;
1010 + end;
1011 +
1012 + const
1013 +  sqlLookupCharSet = 'Select RDB$CHARACTER_SET_ID, RDB$BYTES_PER_CHARACTER From RDB$CHARACTER_SETS '+
1014 +                     'Where RDB$SYSTEM_FLAG = 0 and RDB$CHARACTER_SET_NAME = UPPER(?)';
1015 +
1016 + procedure TFBAttachment.RegisterCharSet(CharSetName: AnsiString;
1017 +  CodePage: TSystemCodePage; AllowReverseLookup: boolean; out CharSetID: integer
1018 +  );
1019 + var CharSets: IResultSet;
1020 +    idx: integer;
1021 + begin
1022 +  if CharSetName2CharSetID(CharSetName,CharSetID) then
1023 +    IBError(ibxeCharacterSetExists,[CharSetName]);
1024 +
1025 +  CharSets := OpenCursorAtStart(sqlLookupCharSet,[CharSetName]);
1026 +  if CharSets.IsEof then
1027 +    IBError(ibxeUnknownUserCharSet,[CharSetName]);
1028 +
1029 +  idx := Length(FUserCharSetMap);
1030 +  SetLength(FUserCharSetMap,idx+1);
1031 +  FUserCharSetMap[idx].AllowReverseLookup := AllowReverseLookup;
1032 +  FUserCharSetMap[idx].CharSetID := CharSets[0].AsInteger;
1033 +  FUserCharSetMap[idx].CharSetName := AnsiUpperCase(CharSetName);
1034 +  FUserCharSetMap[idx].CharSetWidth := CharSets[1].AsInteger;
1035 +  FUserCharSetMap[idx].CodePage := CodePage;
1036 +  CharSetID := CharSets[0].AsInteger;
1037 + end;
1038 +
1039 + function TFBAttachment.GetTimeZoneServices: ITimeZoneServices;
1040 + begin
1041 +  IBError(ibxeNotSupported,[]);
1042 + end;
1043 +
1044 + function TFBAttachment.HasTimeZoneSupport: boolean;
1045 + begin
1046 +  Result := false;
1047 + end;
1048 +
1049 + { TDPBItem }
1050 +
1051 + function TDPBItem.getParamTypeName: AnsiString;
1052 + begin
1053 +  Result := DPBPrefix + DPBConstantNames[getParamType];
1054 + end;
1055 +
1056 + { TDPB }
1057 +
1058 + constructor TDPB.Create(api: TFBClientAPI);
1059 + begin
1060 +  inherited Create(api);
1061 +  FDataLength := 1;
1062 +  FBuffer^ := isc_dpb_version1;
1063 + end;
1064 +
1065 + function TDPB.GetParamTypeName(ParamType: byte): Ansistring;
1066 + begin
1067 +  if ParamType <= isc_dpb_last_dpb_constant then
1068 +    Result := DPBConstantNames[ParamType]
1069 +  else
1070 +    Result := '';
1071 + end;
1072 +
1073 + {$IFNDEF FPC}
1074 + function TDPB.GetDPBParamTypeName(ParamType: byte): Ansistring;
1075 + begin
1076 +  Result := GetParamTypeName(ParamType);
1077 + end;
1078 + {$ENDIF}
1079 +
1080 + function TDPB.LookupItemType(ParamTypeName: AnsiString): byte;
1081 + var i: byte;
1082 + begin
1083 +  Result := 0;
1084 +  ParamTypeName := LowerCase(ParamTypeName);
1085 +  if (Pos(DPBPrefix, ParamTypeName) = 1) then
1086 +    Delete(ParamTypeName, 1, Length(DPBPrefix));
1087 +
1088 +  for i := 1 to isc_dpb_last_dpb_constant do
1089 +    if (ParamTypeName = DPBConstantNames[i]) then
1090 +    begin
1091 +      Result := i;
1092 +      break;
1093 +    end;
1094 + end;
1095 +
1096   end.
1097  

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