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/* -*- 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::Concat2View(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: */
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