--- a/persistentstorage/sql/SRC/Client/SqlStmtSession.cpp Thu Aug 19 11:36:21 2010 +0300
+++ b/persistentstorage/sql/SRC/Client/SqlStmtSession.cpp Tue Aug 31 16:57:14 2010 +0300
@@ -16,6 +16,83 @@
#include <s32mem.h>
#include "SqlStmtSession.h" //RSqlStatementSession
+#include "OstTraceDefinitions.h"
+#ifdef OST_TRACE_COMPILER_IN_USE
+#include "SqlStmtSessionTraces.h"
+#endif
+#include "SqlTraceDef.h"
+
+/**
+ Sends a request to the SQL server to prepare 16-bit aSqlStmt statement.
+
+ Usage of the IPC call arguments:
+ Arg 0: [in/out] data buffer for the column and parameter count.
+ Arg 1: [out] statement length in characters
+ Arg 2: [out] 16-bit statement
+
+ @param aDbSession A reference to RSqlDbSession instance.
+ @param aSqlStmt 16-bit SQL statement.
+ @param aColumnCount Output parameter. Statement column count.
+ @param aParamCount Output parameter. Statement parameter count.
+
+ @return KErrNoMemory, an out of memory condition has occured;
+ KErrArgument, bad argument, for example - the SQL string contains more than one SQL statements.
+ Note that the function may return some database specific errors categorised as
+ ESqlDbError or other system-wide error codes;
+ KErrNone The operation has completed successfully.
+
+ @panic SqlDb 7 In _DEBUG mode if the statement handle is 0.
+*/
+TInt RSqlStatementSession::Prepare(RSqlDbSession& aDbSession, const TDesC& aSqlStmt,
+ TInt& aColumnCount, TInt& aParamCount)
+ {
+ iDbSession = &aDbSession;
+ TSqlIpcData data;
+ TPckg<TSqlIpcData> pckg(data);
+ TUint stmtLen = aSqlStmt.Length();
+ iHandle = iDbSession->SendReceive(ESqlSrvStmtPrepare16, TIpcArgs(&pckg, stmtLen, &aSqlStmt));
+ __ASSERT_DEBUG(iHandle != 0, __SQLPANIC(ESqlPanicInternalError));
+ aColumnCount = static_cast <TInt> (data.iPrm1);
+ aParamCount = static_cast <TInt> (data.iPrm2);
+ SQL_TRACE_SESSION(OstTraceExt2(TRACE_INTERNALS, RSQLSTATEMENTSESSION_PREPARE16, "0x%X;RSqlStatementSession::Prepare-16;iHandle=%d", (TUint)this, iHandle));
+ return iHandle > 0 ? KErrNone : iHandle;
+ }
+
+/**
+Sends a request to the SQL server to prepare 8-bit aSqlStmt statement.
+
+Usage of the IPC call arguments:
+Arg 0: [in/out] data buffer for the column and parameter count.
+Arg 1: [out] statement length in characters
+Arg 2: [out] 8-bit statement
+
+@param aDbSession A reference to RSqlDbSession instance.
+@param aSqlStmt 8-bit SQL statement.
+@param aColumnCount Output parameter. Statement column count.
+@param aParamCount Output parameter. Statement parameter count.
+
+@return KErrNoMemory, an out of memory condition has occured;
+ KErrArgument, bad argument, for example - the SQL string contains more than one SQL statements.
+ Note that the function may return some database specific errors categorised as
+ ESqlDbError or other system-wide error codes;
+ KErrNone The operation has completed successfully.
+
+@panic SqlDb 7 In _DEBUG mode if the statement handle is 0.
+*/
+TInt RSqlStatementSession::Prepare(RSqlDbSession& aDbSession, const TDesC8& aSqlStmt,
+ TInt& aColumnCount, TInt& aParamCount)
+ {
+ iDbSession = &aDbSession;
+ TSqlIpcData data;
+ TPckg<TSqlIpcData> pckg(data);
+ TUint stmtLen = aSqlStmt.Length();
+ iHandle = iDbSession->SendReceive(ESqlSrvStmtPrepare8, TIpcArgs(&pckg, stmtLen, &aSqlStmt));
+ __ASSERT_DEBUG(iHandle != 0, __SQLPANIC(ESqlPanicInternalError));
+ aColumnCount = static_cast <TInt> (data.iPrm1);
+ aParamCount = static_cast <TInt> (data.iPrm2);
+ SQL_TRACE_SESSION(OstTraceExt2(TRACE_INTERNALS, RSQLSTATEMENTSESSION_PREPARE8, "0x%X;RSqlStatementSession::Prepare-8;iHandle=%d", (TUint)this, iHandle));
+ return iHandle > 0 ? KErrNone : iHandle;
+ }
/**
Sends a request to the server to close the statement handle.
@@ -23,6 +100,7 @@
*/
void RSqlStatementSession::Close()
{
+ SQL_TRACE_SESSION(OstTraceExt2(TRACE_INTERNALS, RSQLSTATEMENTSESSION_CLOSE, "0x%X;RSqlStatementSession::Close;iHandle=%d", (TUint)this, iHandle));
if(iDbSession && iHandle > 0)
{
(void)iDbSession->SendReceive(::MakeMsgCode(ESqlSrvStmtClose, ESqlSrvStatementHandle, iHandle));