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//#define HAVE_GRN_REFERENCE // when defined enabled GRN_REFERNCE in Header, else it is disabled |
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using System; |
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using System.Collections.Generic; |
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using System.Linq; |
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using System.Text; |
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using gr2lib.core.interfaces; |
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using gr2lib.core.helpers; |
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using System.Diagnostics; |
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|
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namespace gr2lib.core.coreclasses.header |
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{ |
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public class granny_header : igranny_header |
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{ |
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private const int GrannyGRNExtraTagCount = 4; |
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private const int GrannyGRNReservedUnusedCount = 3; |
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|
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public granny_header() |
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{ |
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this.ExtraTags = new int[GrannyGRNExtraTagCount]; |
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this.ReservedUnused = new int[GrannyGRNReservedUnusedCount]; |
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|
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this.Version = 0; |
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this.TotalSize = 0; |
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this.CRC = 0; |
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this.SectionArrayOffset = 0; |
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this.SectionArrayCount = 0; |
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#if HAVE_GRN_REFERENCE |
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this.RootObjectTypeDefinition = new granny_reference(); |
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this.RootObject = new granny_reference(); |
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#endif |
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this.TypeTag = 0; |
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this.StringDatabaseCRC = 0; |
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|
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for (int i = 0; i < GrannyGRNExtraTagCount; i++) { this.ExtraTags[i] = 0; } |
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for (int i = 0; i < GrannyGRNReservedUnusedCount; i++) { this.ReservedUnused[i] = 0; } |
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} |
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|
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internal static granny_header ReadFromMemory(IntPtr pointer) |
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{ |
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try |
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{ |
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if (pointer == IntPtr.Zero) return null; |
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gr2lib.core.coretypes.native.granny_grn_file_header native = Helpers.ReadFromMemory<gr2lib.core.coretypes.native.granny_grn_file_header>(pointer); |
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granny_header managed = ReadFromNative(native); |
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managed.NativePointer = pointer; |
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return managed; |
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} |
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catch (Exception ex) |
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{ |
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StackTrace st = new StackTrace(true); |
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Console.WriteLine(st.ToString() + "\n\n" + "Stack Trace: \n" + ex.ToString()); |
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return default(granny_header); |
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} |
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} |
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internal static granny_header ReadFromNative(gr2lib.core.coretypes.native.granny_grn_file_header native) |
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{ |
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try |
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{ |
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granny_header managed = new granny_header(); |
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|
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managed.Version = native.Version; |
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managed.TotalSize = native.TotalSize; |
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managed.CRC = native.CRC; |
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managed.SectionArrayOffset = native.SectionArrayOffset; |
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managed.SectionArrayCount = native.SectionArrayCount; |
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|
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// grn_reference |
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|
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#if HAVE_GRN_REFERENCE |
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if (native.RootObjectTypeDefinition != IntPtr.Zero) |
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{ |
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//managed.RootObjectTypeDefinition = granny_reference.ReadFromMemory(native.RootObjectTypeDefinition); |
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managed.RootObjectTypeDefinition = new granny_reference(); |
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} |
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if (native.RootObject != IntPtr.Zero) |
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{ |
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//managed.RootObject = granny_reference.ReadFromMemory(native.RootObject); |
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managed.RootObject = new granny_reference(); |
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} |
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#endif |
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|
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//managed.TypeTag = native.TypeTag; |
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managed.ExtraTags = native.ExtraTags; |
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managed.StringDatabaseCRC = native.StringDatabaseCRC; |
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managed.ReservedUnused = native.ReservedUnused; |
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//process header |
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return managed; |
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} |
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catch (Exception ex) |
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{ |
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StackTrace st = new StackTrace(true); |
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Console.WriteLine(st.ToString() + "\n\n" + "Stack Trace: \n" + ex.ToString()); |
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return default(granny_header); |
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} |
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} |
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|
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#region INativePointer Members |
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private IntPtr _NativePointer; |
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public IntPtr NativePointer { get { return _NativePointer; } set { _NativePointer = value; } } |
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#endregion |
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|
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#region igranny_header members |
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|
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private Int32 _Version; |
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private Int32 _TotalSize; |
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private Int32 _CRC; |
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private Int32 _SectionArrayOffset; |
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private Int32 _SectionArrayCount; |
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#if HAVE_GRN_REFERENCE |
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private granny_reference _RootObjectTypeDefinition; |
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private granny_reference _RootObject; |
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#endif |
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private Int32 _TypeTag; |
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private Int32[] _ExtraTags; //4 |
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private Int32 _StringDatabaseCRC; |
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private Int32[] _ReservedUnused; //3 |
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|
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|
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public Int32 Version { get { return _Version; } set { _Version = value; } } |
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public Int32 TotalSize { get { return _TotalSize; } set { _TotalSize = value; } } |
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public Int32 CRC { get { return _CRC; } set { _CRC = value; } } |
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public Int32 SectionArrayOffset { get { return _SectionArrayOffset; } set { _SectionArrayOffset = value; } } |
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public Int32 SectionArrayCount { get { return _SectionArrayCount; } set { _SectionArrayCount = value; } } |
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#if HAVE_GRN_REFERENCE |
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public granny_reference RootObjectTypeDefinition { get { return _RootObjectTypeDefinition; } set { _RootObjectTypeDefinition = value; } } |
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public granny_reference RootObject { get { return _RootObject; } set { _RootObject = value; } } |
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#endif |
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public Int32 TypeTag { get { return _TypeTag; } set { _TypeTag = value; } } |
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public Int32[] ExtraTags { get { return _ExtraTags; } set { if (value.Length > GrannyGRNExtraTagCount) throw new InvalidOperationException("The size of ExtraTags cannot be greater than " + GrannyGRNExtraTagCount); _ExtraTags = value; } } //4 |
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public Int32 StringDatabaseCRC { get { return _StringDatabaseCRC; } set { _StringDatabaseCRC = value; } } |
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public Int32[] ReservedUnused { get { return _ReservedUnused; } set { if (value.Length > GrannyGRNReservedUnusedCount) throw new InvalidOperationException("The size of ReservedUnused cannot be greater than " + GrannyGRNReservedUnusedCount); _ReservedUnused = value; } } //3 |
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#endregion |
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} |
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} |
