public EnvCacheFile CacheFileCreate() {
EnvCacheFile ecf = new EnvCacheFile(this);
DbRetVal ret;
// lock environement first, to avoid deadlocks
lock (rscLock) {
ret = CacheFileCreate(ecf, 0);
}
Util.CheckRetVal(ret);
return ecf;
}
// requires synchronization lock on rscLock
internal bool RemoveCacheFile(EnvCacheFile mpf) {
return cacheFiles.Remove(mpf);
}
DbRetVal CacheFileCreate(EnvCacheFile ecf, int flags) {
DbRetVal ret;
RuntimeHelpers.PrepareConstrainedRegions();
try { }
finally {
DB_MPOOLFILE* mpf;
DB_ENV* evp = CheckDisposed();
ret = evp->MemPoolFileCreate(evp, out mpf, unchecked((UInt32)flags));
if (ret == DbRetVal.SUCCESS) {
ecf.mpf = mpf; ;
cacheFiles.Insert(ecf);
}
}
return ret;
}
