| 1 |
using System; |
| 2 |
using System.Collections.Generic; |
| 3 |
using System.Linq; |
| 4 |
using System.Text; |
| 5 |
using gr2lib.core.interfaces; |
| 6 |
using gr2lib.core.exceptions; |
| 7 |
using gr2lib.core.apiversion; |
| 8 |
using gr2lib.core.coreclasses.header; |
| 9 |
using gr2lib.core.coretypes; |
| 10 |
using gr2lib.core.helpers; |
| 11 |
using gr2lib.core.coretypes.implementation; |
| 12 |
|
| 13 |
namespace gr2lib.core.header |
| 14 |
{ |
| 15 |
public class granny_file : igranny_file |
| 16 |
{ |
| 17 |
//private const int GrannyGRNExtraTagCount = 4; |
| 18 |
//private const int GrannyGRNMagixValueCount = 4; |
| 19 |
//private const int GrannyGRNReservedUnusedCount = 3; |
| 20 |
//private const int GrannyGRNReservedCount = 2; |
| 21 |
public granny_file() |
| 22 |
{ |
| 23 |
granny2apiloader _loader = new granny2apiloader(); |
| 24 |
this.IsByteReversed = false; |
| 25 |
this.Header = new granny_header(); |
| 26 |
this.SourceMagicValue = new granny_magic(); |
| 27 |
this.SectionCount = 0; |
| 28 |
this.Sections = IntPtr.Zero; |
| 29 |
this.Marshalled = false; |
| 30 |
this.IsUserMemory = false; |
| 31 |
this.ConversionBuffer = IntPtr.Zero; |
| 32 |
|
| 33 |
this.NativePointer = IntPtr.Zero; |
| 34 |
this.NativeFilePointer = IntPtr.Zero; |
| 35 |
|
| 36 |
this.GrannyFileInfo = new grnfileinfo(); |
| 37 |
} |
| 38 |
|
| 39 |
private void Initialize() |
| 40 |
{ |
| 41 |
} |
| 42 |
|
| 43 |
public void Dispose() |
| 44 |
{ |
| 45 |
if (NativeFilePointer == IntPtr.Zero) return; |
| 46 |
coreapi.FreeFile(NativeFilePointer); |
| 47 |
} |
| 48 |
|
| 49 |
internal static void ReadFromMemory(string filename, ref granny_file grn_file) |
| 50 |
{ |
| 51 |
//if (grn_file.NativePointer == IntPtr.Zero) return; |
| 52 |
gr2lib.core.coretypes.native.granny_file native = Helpers.ReadFromMemory<gr2lib.core.coretypes.native.granny_file>(grn_file.NativePointer); |
| 53 |
granny_file managed = new granny_file(); |
| 54 |
managed.NativePointer = grn_file.NativeFilePointer; |
| 55 |
|
| 56 |
// process |
| 57 |
|
| 58 |
|
| 59 |
managed.IsByteReversed = native.IsByteReversed; |
| 60 |
managed.SectionCount = native.SectionCount; |
| 61 |
managed.Sections = native.Sections; |
| 62 |
managed.Marshalled = native.Marshalled; |
| 63 |
managed.IsUserMemory = native.IsUserMemory; |
| 64 |
managed.ConversionBuffer = native.ConversionBuffer; |
| 65 |
|
| 66 |
if (native.Header != IntPtr.Zero) |
| 67 |
{ |
| 68 |
managed.Header = granny_header.ReadFromMemory(native.Header); |
| 69 |
managed.Header.TypeTag = coreapi.GrannyGetFileTypeTag(grn_file.NativePointer); |
| 70 |
} |
| 71 |
else |
| 72 |
{ |
| 73 |
managed.Header = new granny_header(); |
| 74 |
} |
| 75 |
|
| 76 |
if (native.SourceMagicValue != IntPtr.Zero) |
| 77 |
{ |
| 78 |
managed.SourceMagicValue = granny_magic.ReadFromMemory(native.SourceMagicValue); |
| 79 |
} |
| 80 |
else |
| 81 |
{ |
| 82 |
managed.SourceMagicValue = new granny_magic(); |
| 83 |
} |
| 84 |
|
| 85 |
grn_file.NativeFilePointer = coreapi.GetFileInfo(grn_file.NativePointer); |
| 86 |
managed.NativeFilePointer = grn_file.NativeFilePointer; |
| 87 |
managed.GrannyFileInfo = grnfileinfo.ReadFromMemory(managed.NativeFilePointer); |
| 88 |
|
| 89 |
grn_file = managed; |
| 90 |
} |
| 91 |
|
| 92 |
|
| 93 |
|
| 94 |
public static granny_file ReadFromFile(string filename) |
| 95 |
{ |
| 96 |
granny_file grn_file = new granny_file(); |
| 97 |
grn_file.NativePointer = coreapi.GrannyReadEntireFile(filename); |
| 98 |
if (grn_file.NativePointer == null || grn_file.NativePointer == IntPtr.Zero) |
| 99 |
{ |
| 100 |
Console.WriteLine("Error: unable to load {0} as a Granny file.", filename); |
| 101 |
} |
| 102 |
|
| 103 |
ReadFromMemory(filename, ref grn_file); |
| 104 |
coreapi.FreeFile(grn_file.NativePointer); |
| 105 |
return grn_file; |
| 106 |
} |
| 107 |
|
| 108 |
#region INativePointer Members |
| 109 |
private IntPtr _NativePointer; |
| 110 |
public IntPtr NativePointer { get { return _NativePointer; } set { _NativePointer = value; } } |
| 111 |
private IntPtr _NativeFilePointer; |
| 112 |
public IntPtr NativeFilePointer { get { return _NativeFilePointer; } set { _NativeFilePointer = value; } } |
| 113 |
#endregion |
| 114 |
|
| 115 |
#region igranny2header members |
| 116 |
|
| 117 |
private bool _IsByteReversed; |
| 118 |
private granny_header _header; |
| 119 |
private granny_magic _SourceMagicValue; |
| 120 |
private int _SectionCount; |
| 121 |
private IntPtr _Sections; |
| 122 |
private bool _Marshalled; |
| 123 |
private bool _IsUserMemory; |
| 124 |
private IntPtr _ConversionBuffer; |
| 125 |
|
| 126 |
|
| 127 |
private grnfileinfo _GrannyFileInfo; |
| 128 |
|
| 129 |
public grnfileinfo GrannyFileInfo { get { return _GrannyFileInfo; } set { _GrannyFileInfo = value; } } |
| 130 |
public bool IsByteReversed { get { return _IsByteReversed; } set { _IsByteReversed = value; } } |
| 131 |
public granny_header Header { get { return _header; } set { _header = value; } } |
| 132 |
public granny_magic SourceMagicValue { get { return _SourceMagicValue; } set { _SourceMagicValue = value; } } |
| 133 |
public int SectionCount { get { return _SectionCount; } set { _SectionCount = value; } } |
| 134 |
public IntPtr Sections { get { return _Sections; } set { _Sections = value; } } |
| 135 |
public bool Marshalled { get { return _Marshalled; } set { _Marshalled = value; } } |
| 136 |
public bool IsUserMemory { get { return _IsUserMemory; } set { _IsUserMemory = value; } } |
| 137 |
public IntPtr ConversionBuffer { get { return _ConversionBuffer; } set { _ConversionBuffer = value; } } |
| 138 |
|
| 139 |
|
| 140 |
public bool HaveHeader { get { if (Header == null) return false; return true; } } |
| 141 |
public bool HaveMagic { get { if (SourceMagicValue == null) return false; return true; } } |
| 142 |
#endregion |
| 143 |
} |
| 144 |
} |
