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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /connectivity/source/drivers/firebird/Util.cxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--connectivity/source/drivers/firebird/Util.cxx440
1 files changed, 440 insertions, 0 deletions
diff --git a/connectivity/source/drivers/firebird/Util.cxx b/connectivity/source/drivers/firebird/Util.cxx
new file mode 100644
index 000000000..c015f2d47
--- /dev/null
+++ b/connectivity/source/drivers/firebird/Util.cxx
@@ -0,0 +1,440 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include "Util.hxx"
+#include <rtl/ustrbuf.hxx>
+#include <sal/log.hxx>
+
+#include <com/sun/star/sdbc/DataType.hpp>
+#include <com/sun/star/sdbc/SQLException.hpp>
+#include <o3tl/string_view.hxx>
+
+using namespace ::connectivity;
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::sdbc;
+using namespace ::com::sun::star::uno;
+
+using namespace firebird;
+
+OUString firebird::sanitizeIdentifier(std::u16string_view rIdentifier)
+{
+ std::u16string_view sRet = o3tl::trim(rIdentifier);
+ assert(sRet.size() <= 31); // Firebird identifiers cannot be longer than this.
+
+ return OUString(sRet);
+}
+
+OUString firebird::StatusVectorToString(const ISC_STATUS_ARRAY& rStatusVector,
+ std::u16string_view rCause)
+{
+ OUStringBuffer buf;
+ const ISC_STATUS* pStatus = reinterpret_cast<const ISC_STATUS*>(&rStatusVector);
+
+ buf.append("firebird_sdbc error:");
+ try
+ {
+ char msg[512]; // Size is based on suggestion in docs.
+ while(fb_interpret(msg, sizeof(msg), &pStatus))
+ {
+ // TODO: verify encoding
+ buf.append("\n*");
+ buf.append(OUString(msg, strlen(msg), RTL_TEXTENCODING_UTF8));
+ }
+ }
+ catch (...)
+ {
+ SAL_WARN("connectivity.firebird", "ignore fb_interpret exception");
+ }
+ buf.append(OUString::Concat("\ncaused by\n'") + rCause + "'\n");
+
+ OUString error = buf.makeStringAndClear();
+ SAL_WARN("connectivity.firebird", error);
+ return error;
+}
+
+void firebird::evaluateStatusVector(const ISC_STATUS_ARRAY& rStatusVector,
+ std::u16string_view rCause,
+ const uno::Reference< XInterface >& _rxContext)
+{
+ if (IndicatesError(rStatusVector))
+ {
+ OUString error = StatusVectorToString(rStatusVector, rCause);
+ throw SQLException(error, _rxContext, OUString(), 1, Any());
+ }
+}
+
+static sal_Int32 lcl_getNumberType( short aType, NumberSubType aSubType )
+{
+ switch(aSubType)
+ {
+ case NumberSubType::Numeric:
+ return DataType::NUMERIC;
+ case NumberSubType::Decimal:
+ return DataType::DECIMAL;
+ default:
+ switch(aType)
+ {
+ case SQL_SHORT:
+ return DataType::SMALLINT;
+ case SQL_LONG:
+ return DataType::INTEGER;
+ case SQL_DOUBLE:
+ return DataType::DOUBLE;
+ case SQL_INT64:
+ return DataType::BIGINT;
+ default:
+ assert(false); // not a number
+ return 0;
+ }
+ }
+}
+static sal_Int32 lcl_getCharColumnType( short aType, std::u16string_view sCharset )
+{
+ switch(aType)
+ {
+ case SQL_TEXT:
+ if( sCharset == u"OCTETS")
+ return DataType::BINARY;
+ else
+ return DataType::CHAR;
+ case SQL_VARYING:
+ if( sCharset == u"OCTETS")
+ return DataType::VARBINARY;
+ else
+ return DataType::VARCHAR;
+ default:
+ assert(false);
+ return 0;
+ }
+}
+
+sal_Int32 firebird::ColumnTypeInfo::getSdbcType() const
+{
+ short aType = m_aType & ~1; // Remove last bit -- it is used to denote whether column
+ // can store Null, not needed for type determination
+ short aSubType = m_aSubType;
+ if( m_nScale > 0 )
+ {
+ // numeric / decimal
+ if(aType == SQL_SHORT || aType == SQL_LONG || aType == SQL_DOUBLE
+ || aType == SQL_INT64)
+ {
+ // if scale is set without subtype then imply numeric
+ if( static_cast<NumberSubType>(aSubType) == NumberSubType::Other )
+ aSubType = static_cast<short>(NumberSubType::Numeric);
+ }
+ }
+
+ switch (aType)
+ {
+ case SQL_TEXT:
+ case SQL_VARYING:
+ return lcl_getCharColumnType(aType, m_sCharsetName);
+ case SQL_SHORT:
+ case SQL_LONG:
+ case SQL_DOUBLE:
+ case SQL_INT64:
+ return lcl_getNumberType(aType, static_cast<NumberSubType>(aSubType) );
+ case SQL_FLOAT:
+ return DataType::FLOAT;
+ case SQL_D_FLOAT:
+ return DataType::DOUBLE;
+ case SQL_TIMESTAMP:
+ return DataType::TIMESTAMP;
+ case SQL_BLOB:
+ switch (static_cast<BlobSubtype>(aSubType))
+ {
+ case BlobSubtype::Blob:
+ return DataType::BLOB;
+ case BlobSubtype::Clob:
+ return DataType::CLOB;
+ case BlobSubtype::Image:
+ return DataType::LONGVARBINARY;
+ default:
+ SAL_WARN("connectivity.firebird", "Unknown subtype for Blob type: " << aSubType);
+ assert(!"Unknown subtype for Blob type"); // Should never happen
+ return 0;
+ }
+ case SQL_ARRAY:
+ return DataType::ARRAY;
+ case SQL_TYPE_TIME:
+ return DataType::TIME;
+ case SQL_TYPE_DATE:
+ return DataType::DATE;
+ case SQL_NULL:
+ return DataType::SQLNULL;
+ case SQL_QUAD: // Is a "Blob ID" according to the docs
+ return 0; // TODO: verify
+ case SQL_BOOLEAN:
+ return DataType::BOOLEAN;
+ default:
+ assert(false); // Should never happen
+ return 0;
+ }
+}
+
+OUString firebird::ColumnTypeInfo::getColumnTypeName() const
+{
+ sal_Int32 nDataType = this->getSdbcType();
+ switch (nDataType)
+ {
+ case DataType::BIT:
+ return "BIT";
+ case DataType::TINYINT:
+ return "TINYINT";
+ case DataType::SMALLINT:
+ return "SMALLINT";
+ case DataType::INTEGER:
+ return "INTEGER";
+ case DataType::BIGINT:
+ return "BIGINT";
+ case DataType::FLOAT:
+ return "FLOAT";
+ case DataType::REAL:
+ return "REAL";
+ case DataType::DOUBLE:
+ return "DOUBLE";
+ case DataType::NUMERIC:
+ return "NUMERIC";
+ case DataType::DECIMAL:
+ return "DECIMAL";
+ case DataType::CHAR:
+ return "CHAR";
+ case DataType::VARCHAR:
+ return "VARCHAR";
+ case DataType::LONGVARCHAR:
+ return "LONGVARCHAR";
+ case DataType::DATE:
+ return "DATE";
+ case DataType::TIME:
+ return "TIME";
+ case DataType::TIMESTAMP:
+ return "TIMESTAMP";
+ case DataType::BINARY:
+ // in Firebird, that is the same datatype "CHAR" as DataType::CHAR,
+ // only with CHARACTER SET OCTETS; we use the synonym CHARACTER
+ // to fool LO into seeing it as different types.
+ return "CHARACTER";
+ case DataType::VARBINARY:
+ // see above comment about DataType::BINARY.
+ return "CHARACTER VARYING";
+ case DataType::LONGVARBINARY:
+ return "BLOB SUB_TYPE " + OUString::number(static_cast<short>(BlobSubtype::Image));
+ case DataType::ARRAY:
+ return "ARRAY";
+ case DataType::BLOB:
+ return "BLOB SUB_TYPE BINARY";
+ case DataType::CLOB:
+ return "BLOB SUB_TYPE TEXT";
+ case DataType::BOOLEAN:
+ return "BOOLEAN";
+ case DataType::SQLNULL:
+ return "NULL";
+ default:
+ assert(false); // Should never happen
+ return OUString();
+ }
+}
+
+short firebird::getFBTypeFromBlrType(short blrType)
+{
+ switch (blrType)
+ {
+ case blr_text:
+ return SQL_TEXT;
+ case blr_text2:
+ assert(false);
+ return 0; // No idea if this should be supported
+ case blr_varying:
+ return SQL_VARYING;
+ case blr_varying2:
+ assert(false);
+ return 0; // No idea if this should be supported
+ case blr_short:
+ return SQL_SHORT;
+ case blr_long:
+ return SQL_LONG;
+ case blr_float:
+ return SQL_FLOAT;
+ case blr_double:
+ return SQL_DOUBLE;
+ case blr_d_float:
+ return SQL_D_FLOAT;
+ case blr_timestamp:
+ return SQL_TIMESTAMP;
+ case blr_blob:
+ return SQL_BLOB;
+// case blr_SQL_ARRAY:
+// return OUString("SQL_ARRAY");
+ case blr_sql_time:
+ return SQL_TYPE_TIME;
+ case blr_sql_date:
+ return SQL_TYPE_DATE;
+ case blr_int64:
+ return SQL_INT64;
+// case SQL_NULL:
+// return OUString("SQL_NULL");
+ case blr_quad:
+ return SQL_QUAD;
+ case blr_bool:
+ return SQL_BOOLEAN;
+ default:
+ // If this happens we have hit one of the extra types in ibase.h
+ // look up blr_* for a list, e.g. blr_domain_name, blr_not_nullable etc.
+ assert(false);
+ return 0;
+ }
+}
+
+void firebird::mallocSQLVAR(XSQLDA* pSqlda)
+{
+ // TODO: confirm the sizings below.
+ XSQLVAR* pVar = pSqlda->sqlvar;
+ for (int i=0; i < pSqlda->sqld; i++, pVar++)
+ {
+ int dtype = (pVar->sqltype & ~1); /* drop flag bit for now */
+ switch(dtype) {
+ case SQL_TEXT:
+ pVar->sqldata = static_cast<char *>(malloc(sizeof(char)*pVar->sqllen));
+ break;
+ case SQL_VARYING:
+ pVar->sqldata = static_cast<char *>(malloc(sizeof(char)*pVar->sqllen + 2));
+ break;
+ case SQL_SHORT:
+ pVar->sqldata = static_cast<char*>(malloc(sizeof(sal_Int16)));
+ break;
+ case SQL_LONG:
+ pVar->sqldata = static_cast<char*>(malloc(sizeof(sal_Int32)));
+ break;
+ case SQL_FLOAT:
+ pVar->sqldata = static_cast<char *>(malloc(sizeof(float)));
+ break;
+ case SQL_DOUBLE:
+ pVar->sqldata = static_cast<char *>(malloc(sizeof(double)));
+ break;
+ case SQL_D_FLOAT:
+ pVar->sqldata = static_cast<char *>(malloc(sizeof(double)));
+ break;
+ case SQL_TIMESTAMP:
+ pVar->sqldata = static_cast<char*>(malloc(sizeof(ISC_TIMESTAMP)));
+ break;
+ // an ARRAY is in fact a BLOB of a specialized type
+ // See https://firebirdsql.org/file/documentation/reference_manuals/fblangref25-en/html/fblangref25-datatypes-bnrytypes.html#fblangref25-datatypes-array
+ case SQL_ARRAY:
+ case SQL_BLOB:
+ pVar->sqldata = static_cast<char*>(malloc(sizeof(ISC_QUAD)));
+ break;
+ case SQL_TYPE_TIME:
+ pVar->sqldata = static_cast<char*>(malloc(sizeof(ISC_TIME)));
+ break;
+ case SQL_TYPE_DATE:
+ pVar->sqldata = static_cast<char*>(malloc(sizeof(ISC_DATE)));
+ break;
+ case SQL_INT64:
+ pVar->sqldata = static_cast<char *>(malloc(sizeof(sal_Int64)));
+ break;
+ case SQL_BOOLEAN:
+ pVar->sqldata = static_cast<char *>(malloc(sizeof(sal_Bool)));
+ break;
+ // See https://www.firebirdsql.org/file/documentation/html/en/refdocs/fblangref25/firebird-25-language-reference.html#fblangref25-datatypes-special-sqlnull
+ case SQL_NULL:
+ pVar->sqldata = nullptr;
+ break;
+ case SQL_QUAD:
+ assert(false); // TODO: implement
+ break;
+ default:
+ SAL_WARN("connectivity.firebird", "Unknown type: " << dtype);
+ assert(false);
+ break;
+ }
+ /* allocate variable to hold NULL status */
+ pVar->sqlind = static_cast<short *>(malloc(sizeof(short)));
+ }
+}
+
+void firebird::freeSQLVAR(XSQLDA* pSqlda)
+{
+ XSQLVAR* pVar = pSqlda->sqlvar;
+ for (int i=0; i < pSqlda->sqld; i++, pVar++)
+ {
+ int dtype = (pVar->sqltype & ~1); /* drop flag bit for now */
+ switch(dtype) {
+ case SQL_TEXT:
+ case SQL_VARYING:
+ case SQL_SHORT:
+ case SQL_LONG:
+ case SQL_FLOAT:
+ case SQL_DOUBLE:
+ case SQL_D_FLOAT:
+ case SQL_TIMESTAMP:
+ // an ARRAY is in fact a BLOB of a specialized type
+ // See https://firebirdsql.org/file/documentation/reference_manuals/fblangref25-en/html/fblangref25-datatypes-bnrytypes.html#fblangref25-datatypes-array
+ case SQL_ARRAY:
+ case SQL_BLOB:
+ case SQL_INT64:
+ case SQL_TYPE_TIME:
+ case SQL_TYPE_DATE:
+ case SQL_BOOLEAN:
+ if(pVar->sqldata)
+ {
+ free(pVar->sqldata);
+ pVar->sqldata = nullptr;
+ }
+ break;
+ case SQL_NULL:
+ // See SQL_NULL case in mallocSQLVAR
+ assert(pVar->sqldata == nullptr);
+ break;
+ case SQL_QUAD:
+ assert(false); // TODO: implement
+ break;
+ default:
+ SAL_WARN("connectivity.firebird", "Unknown type: " << dtype);
+// assert(false);
+ break;
+ }
+
+ if(pVar->sqlind)
+ {
+ free(pVar->sqlind);
+ pVar->sqlind = nullptr;
+ }
+ }
+}
+
+
+OUString firebird::escapeWith( const OUString& sText, const char aKey, const char aEscapeChar)
+{
+ OUString sRet(sText);
+ sal_Int32 aIndex = 0;
+ for (;;)
+ {
+ aIndex = sRet.indexOf(aKey, aIndex);
+ if ( aIndex <= 0 || aIndex >= sRet.getLength())
+ break;
+ sRet = sRet.replaceAt(aIndex, 1, rtl::OUStringConcatenation(OUStringChar(aEscapeChar) + OUStringChar(aKey)) );
+ aIndex += 2;
+ }
+
+ return sRet;
+}
+
+sal_Int64 firebird::pow10Integer(int nDecimalCount)
+{
+ sal_Int64 nRet = 1;
+ for(int i=0; i< nDecimalCount; i++)
+ {
+ nRet *= 10;
+ }
+ return nRet;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */