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Diffstat (limited to 'src/core/xbssv.cpp')
| -rwxr-xr-x | src/core/xbssv.cpp | 573 |
1 files changed, 0 insertions, 573 deletions
diff --git a/src/core/xbssv.cpp b/src/core/xbssv.cpp deleted file mode 100755 index d3e1070..0000000 --- a/src/core/xbssv.cpp +++ /dev/null @@ -1,573 +0,0 @@ -/* xbssv.cpp - -XBase64 Software Library - -Copyright (c) 1997,2003,2014,2022,2023 Gary A Kunkel - -The xb64 software library is covered under the terms of the GPL Version 3, 2007 license. - -Email Contact: - - XDB-devel@lists.sourceforge.net - XDB-users@lists.sourceforge.net - -*/ - -#include "xbase.h" - -namespace xb{ - -const xbErrorMessage xbErrorMessages[] = { - { XB_NO_ERROR, "No Error" }, - { XB_NO_MEMORY, "No Memory" }, - { XB_INVALID_OPTION, "Invalid Option" }, - { XB_DUP_TABLE_OR_ALIAS, "Duplicate Alias/Table Name" }, - { XB_INVALID_NODELINK, "Invalid Node Link" }, - { XB_KEY_NOT_UNIQUE, "Key Not Unique" }, - { XB_MEMCPY_ERROR, "Memory copy failure" }, - { XB_FILE_EXISTS, "File Already Exists" }, - { XB_ALREADY_OPEN, "Database already open" }, - { XB_DBF_FILE_NOT_OPEN, "DBF File Not Open" }, - { XB_FILE_NOT_FOUND, "File not found" }, - { XB_FILE_TYPE_NOT_SUPPORTED, "Not an Xbase type database" }, - { XB_RENAME_ERROR, "Unable to rename file" }, - { XB_INVALID_OBJECT, "Invalid Object" }, - { XB_NOT_OPEN, "Database not open" }, - { XB_NOT_FOUND, "Not Found" }, - { XB_OPEN_ERROR, "Open Error" }, - { XB_CLOSE_ERROR, "Close Error" }, - { XB_SEEK_ERROR, "Seek Error" }, - { XB_READ_ERROR, "Read Error" }, - { XB_WRITE_ERROR, "Error writing to disk drive" }, - { XB_EOF, "End Of File" }, - { XB_BOF, "Beginning Of File" }, - { XB_INVALID_BLOCK_SIZE, "Invalid Block Size" }, - { XB_INVALID_BLOCK_NO, "Invalid Block Number" }, - { XB_INVALID_RECORD, "Invalid Record Number" }, - { XB_DELETE_FAILED, "Delete Failed" }, - { XB_INVALID_TABLE_NAME, "Invalid Table Name" }, - { XB_EMPTY, "Empty Table or Index" }, - { XB_LIMIT_REACHED, "Limit Reached" }, - { XB_BLOCKREAD_NOT_ENABLED, "Block Read Mode is not enabled" }, - { XB_DIRECTORY_ERROR, "Directory Read/Write error" }, - { XB_INVALID_FIELD_TYPE, "Unknown Field Type" }, - { XB_INVALID_FIELD_NO, "Invalid Field Number" }, - { XB_INVALID_DATA, "Invalid Data" }, - { XB_INVALID_FIELD_NAME, "Invalid Field Name" }, - { XB_INVALID_MEMO_FIELD, "Not a Memo field" }, - { XB_INVALID_FIELD, "Invalid Field" }, - { XB_INVALID_FIELD_LEN, "Invalid Field Length" }, - { XB_INVALID_DATE, "Invalid Date" }, - { XB_INVALID_LOCK_OPTION, "Invalid Lock Option" }, - { XB_LOCK_FAILED, "Lock Failed" }, - { XB_TABLE_NOT_LOCKED, "Table Not Locked" }, - { XB_PARSE_ERROR, "Parse Error" }, - { XB_INVALID_FUNCTION, "Invalid or Undefined Function" }, - { XB_INVALID_PARM, "Invalid Parm" }, - { XB_INCONSISTENT_PARM_LENS, "Inconsistent parm lengths" }, - { XB_INCOMPATIBLE_OPERANDS, "Incompatible operands" }, - { XB_UNBALANCED_PARENS, "Unbalanced Parens" }, - { XB_UNBALANCED_QUOTES, "Unbalanced Quotes" }, - { XB_INVALID_EXPRESSION, "Invalid expression" }, - { XB_INVALID_KEYNO, "Invalid Key Number" }, - { XB_INVALID_INDEX, "Index File Error" }, - { XB_INVALID_TAG, "Invalid index tag" }, - { XB_SYNTAX_ERROR, "Invalid SQL Syntax" }, - { XB_MAX_ERROR_NO, "End of Error List" } -}; -// see also xbretcod.h - - -xbInt16 xbSsv::iEndianType = 0; -xbString xbSsv::sDefaultDateFormat = "MM/DD/YY"; - -xbInt16 xbSsv::iDefaultFileVersion = 4; -xbString xbSsv::sNullString = ""; -xbBool xbSsv::bDefaultAutoCommit = xbTrue; - - -#ifdef WIN32 -xbString xbSsv::sDataDirectory = PROJECT_DATA_DIR; -#else -xbString xbSsv::sDataDirectory = PROJECT_DATA_DIR; -#endif // - -#ifdef XB_LOGGING_SUPPORT -xbString xbSsv::sLogDirectory = PROJECT_LOG_DIR; -//xbString xbSsv::sLogDirectory = ""; -xbString xbSsv::sLogFileName = PROJECT_DFLT_LOGFILE; -#endif // XB_LOGGING_SUPPORT - -#ifdef XB_LOCKING_SUPPORT -xbInt32 xbSsv::lDefaultLockWait = 100; -xbInt16 xbSsv::iDefaultLockRetries = 3; -xbBool xbSsv::bDefaultAutoLock = xbTrue; -xbInt16 xbSsv::iDefaultLockFlavor = 1; -xbBool xbSsv::bMultiUser = xbTrue; -#else -xbBool xbSsv::bMultiUser = xbFalse; -#endif // XB_LOCKING_SUPPORT - -#if defined (XB_NDX_SUPPORT) || defined (XB_MDX_SUPPORT) -xbInt16 xbSsv::iUniqueKeyOpt = XB_HALT_ON_DUPKEY; - // is one of XB_HALT_ON_DUPKEY || XB_EMULATE_DBASE -#endif // defined (XB_NDX_SUPPORT) || defined (XB_MDX_SUPPORT) - - -#ifdef XB_MDX_SUPPORT -xbInt16 xbSsv::iCreateMdxBlockSize = 1024; // 1024 is DBase 7 default size for MDX index blocks -#endif // XB_MDX_SUPPORT - -#ifdef XB_BLOCKREAD_SUPPORT -xbUInt32 xbSsv::ulDefaultBlockReadSize = 32768; // 32K buffer for block DBF datafile reads -#endif // XB_BLOCKREAD_SUPPORT - -/*************************************************************************/ -//! @brief Class Constructor. -xbSsv::xbSsv(){} -/*************************************************************************/ -void xbSsv::BitDump( unsigned char c ) const { - for( int i = 7; i >= 0; i-- ) - std::cout << (BitSet( c, i ) ? 1 : 0); -} -void xbSsv::BitDump( char c ) const { - BitDump( (unsigned char) c ); -} -/*************************************************************************/ -//! @brief Check a bit in a one byte field and see if it is set. -/*! - \param c One byte char field to examine. - \param iBitNo which bit to examine. - \returns xbTrue Bit is set<br> - xbFalse Bit is not set -*/ -xbBool xbSsv::BitSet( unsigned char c, xbInt16 iBitNo ) const { - return c & 1 << iBitNo; -} -/*************************************************************************/ -//! @brief Display error message on console for a given error number. -/*! - \param iErrorCode Error number to reference -*/ -void xbSsv::DisplayError( xbInt16 iErrorCode ) const { - std::cout << (const char *) GetErrorMessage( iErrorCode ) << std::endl; -} -/*************************************************************************/ -//! @brief Get the default auto commit setting. -/*! - - When auto commit is enabled, the library will automatically post any updates - when moving off an updated record or closing files. - If auto commit is disabled, the application program will need to explicitly - update the tables using using dbf->Put() and dbf->AppendRecord(). - - \returns xbTrue if auto commit is turned on<br> - xbFalse is auto commit is turned off -*/ - -xbBool xbSsv::GetDefaultAutoCommit() const { - return bDefaultAutoCommit; -} -/*************************************************************************/ -//! @brief Get the current data directory. -/*! - \returns xbString containing the current data directory - where the database files are stored. -*/ - -xbString &xbSsv::GetDataDirectory() const { - return sDataDirectory; -} -/*************************************************************************/ -//! @brief Get the default date format. -/*! - \returns xbString containing the default date format. -*/ - -xbString & xbSsv::GetDefaultDateFormat() const { - return sDefaultDateFormat; -} -/*************************************************************************/ -//! @brief Get the Endian type. -/*! - \returns B - Big endian<br> - L - Little endian<br> -*/ -xbInt16 xbSsv::GetEndianType() const { - return iEndianType; -} -/*************************************************************************/ -//! @brief Get an error message. -/*! - \param iErrorCode ErrorCode is the error number of description to be returned. - \returns Returns a pointer to a string containing a text description for the error code. -*/ - -const char * xbSsv::GetErrorMessage( xbInt16 iErrorCode ) const{ - - if( iErrorCode > 0 || iErrorCode <= XB_MAX_ERROR_NO ) - return ""; - - xbBool bFound = xbFalse; - xbInt16 iCtr = 0; - while( !bFound ){ - if( xbErrorMessages[iCtr].iErrorNo == XB_MAX_ERROR_NO ) - return "Unknown Error"; - if( xbErrorMessages[iCtr].iErrorNo == iErrorCode ) - return xbErrorMessages[iCtr].sErrorText; - iCtr++; - } - return ""; -} -/*************************************************************************/ -//! @brief Get home directory. -/*! - \param sHomeDirOut - Output home directory for current user. - \returns void -*/ - -void xbSsv::GetHomeDir( xbString &sHomeDirOut ){ - - #ifdef WIN32 - sHomeDirOut.Sprintf( "%s%s", getenv( "HOMEDRIVE" ), getenv( "HOMEPATH" )); - #else - sHomeDirOut.Sprintf( "%s", getenv( "HOME" )); - sHomeDirOut.Trim(); - if( sHomeDirOut == "" ) - sHomeDirOut.Sprintf( "%s", getpwuid( getuid())->pw_dir ); - #endif - sHomeDirOut.Trim(); -} -/*************************************************************************/ -//! @brief Set the data directory. -/*! - \param sDataDirectory Set the data direcroty. -*/ - -void xbSsv::SetDataDirectory( const xbString &sDataDirectory ){ - this->sDataDirectory = sDataDirectory; - - #ifdef WIN32 - this->sDataDirectory.SwapChars( '/', '\\' ); - #else - this->sDataDirectory.SwapChars( '\\', '/' ); - #endif - -} - -/*************************************************************************/ -//! @brief Set the default date format. -/*! - \param sDefaultDateFormat Set the default date format. -*/ - -void xbSsv::SetDefaultDateFormat( const xbString &sDefaultDateFormat ) { - this->sDefaultDateFormat = sDefaultDateFormat; -} - -/*************************************************************************/ -//! @brief Set the default auto commit. -/*! - - Disabling auto commit requires the application execute explicit updates - using dbf->Put() and dbf->AppendRecord(). With auto commit on, the library - posts updates automatically when moving off the current record or closing - a file. - - \param bDefaultAutoCommit xbTrue - Enable default auto commit.<br> - xbFalse - Disable default auto commit.<br> -*/ - -void xbSsv::SetDefaultAutoCommit( xbBool bDefaultAutoCommit ) { - this->bDefaultAutoCommit = bDefaultAutoCommit; -} -/*************************************************************************/ -//! @brief Set the endian type -/*! - This routine determines the Endian-ness at run time instead of - compile time as some processers (ie; Sparc,ARM) can be switched either way. - This routine is called automatically by the library at startup and does not - need to be called in an application program. - -*/ - -void xbSsv::SetEndianType() { - xbInt16 e = 1; - iEndianType = *(char *) &e; - if( iEndianType ) - iEndianType = 'L'; - else - iEndianType = 'B'; - return; -} - -/*************************************************************************/ -#ifdef XB_LOGGING_SUPPORT - -//! @brief Get the default log file name. -/*! - \returns Returns the log file name. -*/ -xbString & xbSsv::GetLogFileName() const { - return sLogFileName; -} - -/*************************************************************************/ -//! @brief Get the default log directory. -/*! - \returns Returns the log directory. -*/ -xbString & xbSsv::GetLogDirectory() const { - return sLogDirectory; -} - - -/*************************************************************************/ -//! @brief Set the default log directory name. -/*! - \param sLogDirectory Name of desired log directory. - -*/ -void xbSsv::SetLogDirectory( const xbString &sLogDirectoryIn ){ - - this->sLogDirectory = sLogDirectoryIn; - #ifdef WIN32 - this->sLogDirectory.SwapChars( '/', '\\' ); - #else - this->sLogDirectory.SwapChars( '\\', '/' ); - #endif - -} - -#else - -xbString & xbSsv::GetLogFileName() const { - return sNullString; -} - -xbString & xbSsv::GetLogDirectory() const { - return sNullString; -} - -void xbSsv::SetLogDirectory( const xbString &sLogDirectory ){ - return; -} - -#endif - -/*************************************************************************/ - -#ifdef XB_LOCKING_SUPPORT - -//! @brief Get the default lock retries. -/*! - This is the number of lock attempts the libary will make before returning - failure if the file can not be locked. - \returns Default lock retry count. -*/ -xbInt16 xbSsv::GetDefaultLockRetries() const { - return iDefaultLockRetries; -} - -//! @brief Set the default lock retries. -/*! - \param iDefaultLockRetries - Number of lock attempts before returning failure. -*/ -void xbSsv::SetDefaultLockRetries( xbInt16 iDefaultLockRetries ) { - this->iDefaultLockRetries = iDefaultLockRetries; -} - -//! @brief Get the default auto lock setting. -/*! - When auto locking is turned on, the library automatically locks and unlocks - files and indices as needed in a multi user environment. - \returns Number of lock attempt settings. -*/ -xbBool xbSsv::GetDefaultAutoLock() const { - return bDefaultAutoLock; -} - - -//! @brief Set the default auto lock setting. -/*! - When auto locking is turned on, the library automatically locks and unlocks - files and indices as needed in a multi user environment. Locking is not required - in single a single user environment. - - \param bDefaultAutoLock xbTrue - Turn autolocking on<br> - xbFalse - Turn autolocking off<br> -*/ -void xbSsv::SetDefaultAutoLock( xbBool bDefaultAutoLock ) { - this->bDefaultAutoLock = bDefaultAutoLock; -} - -//! @brief Enable default auto locking. -/*! - When auto locking is turned on, the library automatically locks and unlocks - files and indices as needed in a multi user environment. -*/ -void xbSsv::EnableDefaultAutoLock() { - this->bDefaultAutoLock = xbTrue; -} - -//! @brief Disable defalt auto locking. -/*! - When auto locking is turned off, the library does not automatically lock - and unlock files and indices as needed in a multi user environment. - Locking is not needed in a single user environment. - -*/ -void xbSsv::DisableDefaultAutoLock() { - this->bDefaultAutoLock = xbFalse; -} -/***************************************************************************/ -//! @brief Get default lock flavor -/*! - Currently one flavor. This routine is part of the structure to support - future additional locking scenarios for Clipper and Foxpro. - \returns 1 -*/ -xbInt16 xbSsv::GetDefaultLockFlavor() const { - return iDefaultLockFlavor; -} - -/***************************************************************************/ -//! @brief Set default lock flavor -/*! - Currently one flavor. This routine is part of the structure to support - future additional locking scenarios for Clipper and Foxpro. -*/ -void xbSsv::SetDefaultLockFlavor( xbInt16 iDefaultLockFlavor ) { - this->iDefaultLockFlavor = iDefaultLockFlavor; -} - -/***************************************************************************/ -//! @brief Set default lock wait -/*! - \param lLockWait Set default lock wait in milliseconds. -*/ -void xbSsv::SetDefaultLockWait( xbInt32 lLockWait ) { - this->lDefaultLockWait = lLockWait; -} - -/***************************************************************************/ -//! @brief Get default lock wait -/*! - \returns Lock wait time in milliseconds. - -*/ -xbInt32 xbSsv::GetDefaultLockWait() const { - return lDefaultLockWait; -} -#endif - -/***************************************************************************/ -//! @brief Get the multi user setting. -/*! - \returns xbTrue - Multi user mode turned on.<br> - xbFalse - Multi user mode turned off.<br> -*/ -xbBool xbSsv::GetMultiUser() const { - return bMultiUser; -} - -//! @brief Get the multi user setting. -/*! - \param bMultiUser xbTrue - Turn on Multi user mode.<br> - xbFalse - Turn off Multi user mode.<br> -*/ -void xbSsv::SetMultiUser( xbBool bMultiUser ) { - this->bMultiUser = bMultiUser; -} - - - -/************************************************************************/ -#ifdef XB_MDX_SUPPORT -//! @brief Get the mdx file block size used when creating a memo file. -/*! - \returns system default setting for MDX block size. -*/ -xbInt16 xbSsv::GetCreateMdxBlockSize() const { - return iCreateMdxBlockSize; -} - -/************************************************************************/ -//! @brief Create mdx block size. -/*! - This routine sets the mdx file block size at the system level. This value is - used when the mdx index file is initially created so if you want to change it, - this must be called before creating the table. - - \param iBlockSize - Block size, must be evenly divisible by 512 and <= 16384 - \returns XB_INVALID_BLOCK_SIZE<br>XB_NO_ERROR -*/ - -xbInt16 xbSsv::SetCreateMdxBlockSize( xbInt16 iBlockSize ){ - - if( iBlockSize < 512 || iBlockSize > 16384 || iBlockSize % 512 ) - return XB_INVALID_BLOCK_SIZE; - else - iCreateMdxBlockSize = iBlockSize; - - return XB_NO_ERROR; -} -#endif - -/************************************************************************/ -#if defined (XB_NDX_SUPPORT) || defined (XB_MDX_SUPPORT) -//! @brief Get Unique Key Opt -/*! - This routine returns the Unique Key Processing Option which is one of: - XB_HALT_ON_DUPKEY - XB_EMULATE_DBASE -*/ - -xbInt16 xbSsv::GetUniqueKeyOpt() const { - return iUniqueKeyOpt; -} - -//! @brief Set Unique Key Opt -/*! @brief Set Unique Key Opt - This routine Sets the Unique Key Processing Option which is one of: - XB_HALT_ON_DUPKEY - XB_EMULATE_DBASE -*/ -xbInt16 xbSsv::SetUniqueKeyOpt( xbInt16 iOpt ){ - if( iOpt == XB_HALT_ON_DUPKEY || iOpt == XB_EMULATE_DBASE ){ - iUniqueKeyOpt = iOpt; - return XB_NO_ERROR; - } else { - return XB_INVALID_OPTION; - } -} -#endif -/************************************************************************/ -#ifdef XB_BLOCKREAD_SUPPORT - -//! @brief Get Default Read Block Size -/*! - This routine returns the default read block size used when allocating - buffer space for block reads of table data. Initial setting is 32768 bytes. -*/ -xbUInt32 xbSsv::GetDefaultBlockReadSize() const { - return ulDefaultBlockReadSize; -} - - -//! @brief Set Default Read Block Size -/*! - This routine sets the default read block size used when allocating - buffer space for block reads of table data. Initial setting is 32768 bytes. -*/ -void xbSsv::SetDefaultBlockReadSize( xbUInt32 ulDfltBlockReadSize ){ - ulDefaultBlockReadSize = ulDfltBlockReadSize; -} - -#endif // XB_BLOCKREAD_SUPPORT -/************************************************************************/ - - - - -} /* namespace */
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