IntPtr GetPage(ref uint pageNo, Txn txn, CachePageGetFlags flags)
{
if (txn != null)
{
lock (txn.rscLock) {
DB_TXN *txp = txn.CheckDisposed();
return((IntPtr)GetPage(ref pageNo, txp, flags));
}
}
else
{
return((IntPtr)GetPage(ref pageNo, (DB_TXN *)null, flags));
}
}
public Int64 Get(Txn txn, Int32 delta, ReadFlags flags)
{
if (txn != null)
{
lock (txn.rscLock) {
DB_TXN *txp = txn.CheckDisposed();
return(Get(txp, delta, flags));
}
}
else
{
return(Get((DB_TXN *)null, delta, flags));
}
}
public void Open(Txn txn, ref DbEntry key, OpenFlags flags)
{
DbRetVal ret;
if (txn != null)
{
lock (txn.rscLock) {
DB_TXN *txp = txn.CheckDisposed();
ret = Open(txp, ref key, flags);
}
}
else
{
ret = Open((DB_TXN *)null, ref key, flags);
}
Util.CheckRetVal(ret);
}
public void Remove(Txn txn, RemoveFlags flags)
{
DbRetVal ret;
if (txn != null)
{
lock (txn.rscLock) {
DB_TXN *txp = txn.CheckDisposed();
ret = Remove(txp, flags);
}
}
else
{
ret = Remove((DB_TXN *)null, flags);
}
GC.SuppressFinalize(this);
Util.CheckRetVal(ret);
}
public void Remove(Txn txn, RemoveFlags flags) {
DbRetVal ret;
if (txn != null) {
lock (txn.rscLock) {
DB_TXN* txp = txn.CheckDisposed();
ret = Remove(txp, flags);
}
}
else
ret = Remove((DB_TXN*)null, flags);
GC.SuppressFinalize(this);
Util.CheckRetVal(ret);
}
public Int64 Get(Txn txn, Int32 delta, ReadFlags flags) {
if (txn != null) {
lock (txn.rscLock) {
DB_TXN* txp = txn.CheckDisposed();
return Get(txp, delta, flags);
}
}
else
return Get((DB_TXN*)null, delta, flags);
}
public void Open(Txn txn, ref DbEntry key, OpenFlags flags) {
DbRetVal ret;
if (txn != null) {
lock (txn.rscLock) {
DB_TXN* txp = txn.CheckDisposed();
ret = Open(txp, ref key, flags);
}
}
else
ret = Open((DB_TXN*)null, ref key, flags);
Util.CheckRetVal(ret);
}
IntPtr GetPage(ref uint pageNo, Txn txn, CachePageGetFlags flags) {
if (txn != null) {
lock (txn.rscLock) {
DB_TXN* txp = txn.CheckDisposed();
return (IntPtr)GetPage(ref pageNo, txp, flags);
}
}
else
return (IntPtr)GetPage(ref pageNo, (DB_TXN*)null, flags);
}
public void LogPrintFile(Txn txn, string msg) {
byte[] msgBytes = null;
int count = Util.StrToUtf8(msg, ref msgBytes);
if (txn != null) {
lock (txn.rscLock) {
DB_TXN* txp = txn.CheckDisposed();
LogPrintFile(txp, msgBytes);
}
}
else
LogPrintFile(null, msgBytes);
}
public Txn TxnBegin(Txn parent, Txn.BeginFlags flags) {
Txn txn = new Txn(this);
DbRetVal ret;
// lock environement first, to avoid deadlocks
lock (rscLock) {
if (parent != null) {
lock (parent.rscLock) {
DB_TXN* parxp = parent.CheckDisposed();
ret = TxnBegin(parxp, txn, flags);
}
}
else
ret = TxnBegin(null, txn, flags);
}
Util.CheckRetVal(ret);
return txn;
}
public void DbRename(Txn txn, string file, string database, string newname, WriteFlags flags) {
byte[] fBytes = null;
Util.StrToUtf8(file, ref fBytes);
byte[] dBytes = null;
Util.StrToUtf8(database, ref dBytes);
byte[] nBytes = null;
Util.StrToUtf8(newname, ref nBytes);
DbRetVal ret;
// lock environement first, to avoid deadlocks
lock (rscLock) {
if (txn != null) {
lock (txn.rscLock) {
DB_TXN* txp = txn.CheckDisposed();
ret = DbRename(txp, fBytes, dBytes, nBytes, flags);
}
}
else
ret = DbRename(null, fBytes, dBytes, nBytes, flags);
}
Util.CheckRetVal(ret);
}
