private void _read()
{
_magic = m_io.EnsureFixedContents(new byte[] { 83, 81, 76, 105, 116, 101, 32, 102, 111, 114, 109, 97, 116, 32, 51, 0 });
_lenPageMod = m_io.ReadU2be();
_writeVersion = ((Versions)m_io.ReadU1());
_readVersion = ((Versions)m_io.ReadU1());
_reservedSpace = m_io.ReadU1();
_maxPayloadFrac = m_io.ReadU1();
_minPayloadFrac = m_io.ReadU1();
_leafPayloadFrac = m_io.ReadU1();
_fileChangeCounter = m_io.ReadU4be();
_numPages = m_io.ReadU4be();
_firstFreelistTrunkPage = m_io.ReadU4be();
_numFreelistPages = m_io.ReadU4be();
_schemaCookie = m_io.ReadU4be();
_schemaFormat = m_io.ReadU4be();
_defPageCacheSize = m_io.ReadU4be();
_largestRootPage = m_io.ReadU4be();
_textEncoding = ((Encodings)m_io.ReadU4be());
_userVersion = m_io.ReadU4be();
_isIncrementalVacuum = m_io.ReadU4be();
_applicationId = m_io.ReadU4be();
_reserved = m_io.ReadBytes(20);
_versionValidFor = m_io.ReadU4be();
_sqliteVersionNumber = m_io.ReadU4be();
_rootPage = new BtreePage(m_io, this, m_root);
}
private void _read()
{
_magic = m_io.ReadBytes(16);
if (!((KaitaiStream.ByteArrayCompare(Magic, new byte[] { 83, 81, 76, 105, 116, 101, 32, 102, 111, 114, 109, 97, 116, 32, 51, 0 }) == 0)))
{
throw new ValidationNotEqualError(new byte[] { 83, 81, 76, 105, 116, 101, 32, 102, 111, 114, 109, 97, 116, 32, 51, 0 }, Magic, M_Io, "/seq/0");
}
_lenPageMod = m_io.ReadU2be();
_writeVersion = ((Versions)m_io.ReadU1());
_readVersion = ((Versions)m_io.ReadU1());
_reservedSpace = m_io.ReadU1();
_maxPayloadFrac = m_io.ReadU1();
_minPayloadFrac = m_io.ReadU1();
_leafPayloadFrac = m_io.ReadU1();
_fileChangeCounter = m_io.ReadU4be();
_numPages = m_io.ReadU4be();
_firstFreelistTrunkPage = m_io.ReadU4be();
_numFreelistPages = m_io.ReadU4be();
_schemaCookie = m_io.ReadU4be();
_schemaFormat = m_io.ReadU4be();
_defPageCacheSize = m_io.ReadU4be();
_largestRootPage = m_io.ReadU4be();
_textEncoding = ((Encodings)m_io.ReadU4be());
_userVersion = m_io.ReadU4be();
_isIncrementalVacuum = m_io.ReadU4be();
_applicationId = m_io.ReadU4be();
_reserved = m_io.ReadBytes(20);
_versionValidFor = m_io.ReadU4be();
_sqliteVersionNumber = m_io.ReadU4be();
_rootPage = new BtreePage(m_io, this, m_root);
}
public override IPersistent[] ToArray()
{
IPersistent[] arr = (IPersistent[])Array.CreateInstance(cls, nElems);
if (root != 0)
{
BtreePage.traverseForward((StorageImpl)Storage, root, type, height, arr, 0);
}
return(arr);
}
internal void getByteArray(Page pg, int i)
{
int len = BtreePage.getKeyStrSize(pg, i);
int offs = BtreePage.firstKeyOffs + BtreePage.getKeyStrOffs(pg, i);
byte[] bval = new byte[len];
Array.Copy(pg.data, offs, bval, 0, len);
key = new Key(bval);
}
public override IPersistent[] Get(Key from, Key till)
{
ArrayList list = new ArrayList();
if (root != 0)
{
BtreePage.find((StorageImpl)Storage, root, checkKey(from), checkKey(till), this, height, list);
}
return((IPersistent[])list.ToArray(cls));
}
public override object[] ToArray()
{
object[] arr = (object[])Array.CreateInstance(cls, nElems);
#endif
if (root != 0)
{
BtreePage.traverseForward((StorageImpl)Storage, root, type, height, arr, 0);
}
return(arr);
}
internal void getStr(Page pg, int i)
{
int len = BtreePage.getKeyStrSize(pg, i);
int offs = BtreePage.firstKeyOffs + BtreePage.getKeyStrOffs(pg, i);
char[] sval = new char[len];
for (int j = 0; j < len; j++)
{
sval[j] = (char)Bytes.unpack2(pg.data, offs);
offs += 2;
}
key = new Key(sval);
}
public override object[] Get(Key from, Key till)
#endif
{
ArrayList list = new ArrayList();
if (root != 0)
{
BtreePage.find((StorageImpl)Storage, root, checkKey(from), checkKey(till), this, height, list);
}
#if USE_GENERICS
return((V[])list.ToArray(cls));
#else
return((object[])list.ToArray(cls));
#endif
}
protected override object unpackByteArrayKey(Page pg, int pos)
{
int offs = BtreePage.firstKeyOffs + BtreePage.getKeyStrOffs(pg, pos);
byte[] data = pg.data;
Object[] values = new Object[types.Length];
for (int i = 0; i < types.Length; i++)
{
Object v = null;
switch (types[i])
{
case ClassDescriptor.FieldType.tpBoolean:
v = data[offs++] != 0;
break;
case ClassDescriptor.FieldType.tpSByte:
v = (sbyte)data[offs++];
break;
case ClassDescriptor.FieldType.tpByte:
v = data[offs++];
break;
case ClassDescriptor.FieldType.tpShort:
v = Bytes.unpack2(data, offs);
offs += 2;
break;
case ClassDescriptor.FieldType.tpUShort:
v = (ushort)Bytes.unpack2(data, offs);
offs += 2;
break;
case ClassDescriptor.FieldType.tpChar:
v = (char)Bytes.unpack2(data, offs);
offs += 2;
break;
case ClassDescriptor.FieldType.tpInt:
v = Bytes.unpack4(data, offs);
offs += 4;
break;
case ClassDescriptor.FieldType.tpUInt:
v = (uint)Bytes.unpack4(data, offs);
offs += 4;
break;
case ClassDescriptor.FieldType.tpOid:
case ClassDescriptor.FieldType.tpObject:
{
int oid = Bytes.unpack4(data, offs);
v = oid == 0 ? null : ((StorageImpl)Storage).lookupObject(oid, null);
offs += 4;
break;
}
case ClassDescriptor.FieldType.tpLong:
v = Bytes.unpack8(data, offs);
offs += 8;
break;
case ClassDescriptor.FieldType.tpDate:
{
v = new DateTime(Bytes.unpack8(data, offs));
offs += 8;
break;
}
case ClassDescriptor.FieldType.tpULong:
v = (ulong)Bytes.unpack8(data, offs);
offs += 8;
break;
case ClassDescriptor.FieldType.tpFloat:
v = Bytes.unpackF4(data, offs);
offs += 4;
break;
case ClassDescriptor.FieldType.tpDouble:
v = Bytes.unpackF8(data, offs);
offs += 8;
break;
case ClassDescriptor.FieldType.tpDecimal:
v = Bytes.unpackDecimal(data, offs);
offs += 16;
break;
case ClassDescriptor.FieldType.tpGuid:
v = Bytes.unpackGuid(data, offs);
offs += 16;
break;
case ClassDescriptor.FieldType.tpString:
{
int len = Bytes.unpack4(data, offs);
offs += 4;
char[] sval = new char[len];
for (int j = 0; j < len; j++)
{
sval[j] = (char)Bytes.unpack2(pg.data, offs);
offs += 2;
}
v = new String(sval);
break;
}
case ClassDescriptor.FieldType.tpArrayOfByte:
{
int len = Bytes.unpack4(data, offs);
offs += 4;
byte[] val = new byte[len];
Array.Copy(pg.data, offs, val, 0, len);
offs += len;
v = val;
break;
}
default:
Debug.Assert(false, "Invalid type");
break;
}
values[i] = v;
}
return(values);
}
