mirror of https://github.com/dahall/Vanara.git
Work on HTTP_DATA_CHUNK
dahall
parent
6f44f96edc
commit
cf6b72ddf6
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@ -292,105 +292,183 @@ public static partial class HttpApi
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[StructLayout(LayoutKind.Sequential)]
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public struct HTTP_DATA_CHUNK
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{
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private HTTP_DATA_CHUNK(HTTP_DATA_CHUNK_TYPE type) { DataChunkType = type; union = default; }
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/// <summary>Initializes a new instance of the <see cref="HTTP_DATA_CHUNK"/> struct for <c>HttpDataChunkFromMemory</c>.</summary>
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/// <param name="mem">The memory.</param>
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public HTTP_DATA_CHUNK(SafeAllocatedMemoryHandleBase mem) : this(HTTP_DATA_CHUNK_TYPE.HttpDataChunkFromMemory)
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{
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FromMemory = new(mem);
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}
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/// <summary>Initializes a new instance of the <see cref="HTTP_DATA_CHUNK"/> struct for <c>HttpDataChunkFromFileHandle</c>.</summary>
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/// <param name="hFile">The file handle.</param>
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/// <param name="startingOffset">The starting offset.</param>
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/// <param name="length">The length.</param>
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public HTTP_DATA_CHUNK(HFILE hFile, ulong startingOffset = 0, ulong length = HTTP_BYTE_RANGE_TO_EOF) : this(HTTP_DATA_CHUNK_TYPE.HttpDataChunkFromFileHandle)
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{
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FromFileHandle = new() { FileHandle = hFile, ByteRange = new() { StartingOffset = startingOffset, Length = length } };
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}
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/// <summary>Initializes a new instance of the <see cref="HTTP_DATA_CHUNK"/> struct for <c>HttpDataChunkFromFragmentCache</c>.</summary>
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/// <param name="fragmentName">Name of the fragment.</param>
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public HTTP_DATA_CHUNK(string fragmentName) : this(HTTP_DATA_CHUNK_TYPE.HttpDataChunkFromFragmentCache)
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{
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FromFragmentCache = new(fragmentName);
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}
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/// <summary>Initializes a new instance of the <see cref="HTTP_DATA_CHUNK"/> struct for <c>HttpDataChunkFromFragmentCacheEx</c>.</summary>
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/// <param name="fragmentName">Name of the fragment.</param>
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/// <param name="startingOffset">The starting offset.</param>
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/// <param name="length">The length.</param>
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public HTTP_DATA_CHUNK(string fragmentName, ulong startingOffset = 0, ulong length = HTTP_BYTE_RANGE_TO_EOF) : this(HTTP_DATA_CHUNK_TYPE.HttpDataChunkFromFragmentCacheEx)
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{
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FromFragmentCacheEx = new() { pFragmentName = fragmentName, ByteRange = new() { StartingOffset = startingOffset, Length = length } };
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}
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/// <summary>Initializes a new instance of the <see cref="HTTP_DATA_CHUNK"/> struct for <c>HttpDataChunkTrailers</c>.</summary>
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/// <param name="headers">The headers.</param>
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public HTTP_DATA_CHUNK(SafeNativeArray<HTTP_UNKNOWN_HEADER> headers) : this(HTTP_DATA_CHUNK_TYPE.HttpDataChunkTrailers)
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{
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Trailers = new() { TrailerCount = (ushort)(headers?.Count ?? 0), pTrailers = headers };
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}
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/// <summary>Type of data store. This member can be one of the values from the <c>HTTP_DATA_CHUNK_TYPE</c> enumeration.</summary>
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public HTTP_DATA_CHUNK_TYPE DataChunkType;
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/// <summary/>
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public UNION union;
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private UNION union;
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public ref FROMMEMORY FromMemory => ref union.FromMemory;
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/// <summary/>
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public ref FROMFILEHANDLE FromFileHandle => ref union.FromFileHandle;
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/// <summary/>
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public ref FROMFRAGMENTCACHE FromFragmentCache => ref union.FromFragmentCache;
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/// <summary/>
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public ref FROMFRAGMENTCACHEEX FromFragmentCacheEx => ref union.FromFragmentCacheEx;
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/// <summary/>
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public ref TRAILERS Trailers => ref union.Trailers;
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/// <summary/>
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[StructLayout(LayoutKind.Explicit)]
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public struct UNION
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private struct UNION
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{
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/// <summary/>
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[FieldOffset(0)]
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public FROMMEMORY FromMemory;
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private FROMMEMORY _FromMemory;
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/// <summary/>
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[FieldOffset(0)]
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public FROMFILEHANDLE FromFileHandle;
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private FROMFILEHANDLE _FromFileHandle;
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/// <summary/>
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[FieldOffset(0)]
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public FROMFRAGMENTCACHE FromFragmentCache;
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private FROMFRAGMENTCACHE _FromFragmentCache;
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/// <summary/>
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[FieldOffset(0)]
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public FROMFRAGMENTCACHEEX FromFragmentCacheEx;
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private FROMFRAGMENTCACHEEX _FromFragmentCacheEx;
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/// <summary/>
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[FieldOffset(0)]
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public TRAILERS Trailers;
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private TRAILERS _Trailers;
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/// <summary/>
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[StructLayout(LayoutKind.Sequential)]
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public struct FROMMEMORY
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{
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/// <summary>Pointer to the starting memory address of the data block.</summary>
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public IntPtr pBuffer;
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/// <summary>Length, in bytes, of the data block.</summary>
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public uint BufferLength;
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}
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public ref FROMMEMORY FromMemory => ref _FromMemory;
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/// <summary/>
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[StructLayout(LayoutKind.Sequential)]
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public struct FROMFILEHANDLE
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{
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/// <summary>
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/// An HTTP_BYTE_RANGE structure that specifies all or part of the file. To specify the entire file, set the
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/// <c>StartingOffset</c> member to zero and the <c>Length</c> member to <c>HTTP_BYTE_RANGE_TO_EOF</c>.
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/// </summary>
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public HTTP_BYTE_RANGE ByteRange;
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/// <summary>Open handle to the file in question.</summary>
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public HFILE FileHandle;
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}
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public ref FROMFILEHANDLE FromFileHandle => ref _FromFileHandle;
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/// <summary/>
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[StructLayout(LayoutKind.Sequential)]
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public struct FROMFRAGMENTCACHE
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{
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/// <summary>Length, in bytes, of the fragment name not including the terminating null character.</summary>
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public ushort FragmentNameLength;
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/// <summary>
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/// Pointer to a string that contains the fragment name assigned when the fragment was added to the response-fragment cache
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/// using the HttpAddFragmentToCache function.
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/// </summary>
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[MarshalAs(UnmanagedType.LPWStr)]
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public string pFragmentName;
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}
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public ref FROMFRAGMENTCACHE FromFragmentCache => ref _FromFragmentCache;
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/// <summary/>
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[StructLayout(LayoutKind.Sequential)]
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public struct FROMFRAGMENTCACHEEX
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{
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/// <summary>An HTTP_BYTE_RANGE structure specifying the byte range in the cached fragment.</summary>
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public HTTP_BYTE_RANGE ByteRange;
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/// <summary>
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/// <para>
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/// Pointer to a string that contains the fragment name assigned when the fragment was added to the response-fragment cache
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/// using the HttpAddFragmentToCache function. The length of the string cannot exceed 65532 bytes.
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/// </para>
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/// <para><c>Note</c> This string must be NULL terminated.</para>
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/// </summary>
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[MarshalAs(UnmanagedType.LPWStr)]
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public string pFragmentName;
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}
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public ref FROMFRAGMENTCACHEEX FromFragmentCacheEx => ref _FromFragmentCacheEx;
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/// <summary/>
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[StructLayout(LayoutKind.Sequential)]
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public struct TRAILERS
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{
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/// <summary>Count of the number of HTTP_UNKNOWN_HEADER structures in the array pointed to by <c>pTrailers</c>.</summary>
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public ushort TrailerCount;
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public ref TRAILERS Trailers => ref _Trailers;
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}
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/// <summary>Pointer to an array of <see cref="HTTP_UNKNOWN_HEADER"/> structures containing the trailers.</summary>
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public IntPtr pTrailers;
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/// <summary/>
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[StructLayout(LayoutKind.Sequential)]
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public struct FROMMEMORY
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{
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/// <summary>Pointer to the starting memory address of the data block.</summary>
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public IntPtr pBuffer;
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/// <summary>Length, in bytes, of the data block.</summary>
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public uint BufferLength;
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internal FROMMEMORY(SafeAllocatedMemoryHandleBase mem) { pBuffer = mem ?? default; BufferLength = mem?.Size ?? 0; }
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}
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/// <summary/>
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[StructLayout(LayoutKind.Sequential)]
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public struct FROMFILEHANDLE
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{
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/// <summary>
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/// An HTTP_BYTE_RANGE structure that specifies all or part of the file. To specify the entire file, set the
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/// <c>StartingOffset</c> member to zero and the <c>Length</c> member to <c>HTTP_BYTE_RANGE_TO_EOF</c>.
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/// </summary>
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public HTTP_BYTE_RANGE ByteRange;
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/// <summary>Open handle to the file in question.</summary>
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public HFILE FileHandle;
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}
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/// <summary/>
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[StructLayout(LayoutKind.Sequential)]
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public struct FROMFRAGMENTCACHE
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{
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/// <summary>Length, in bytes, of the fragment name not including the terminating null character.</summary>
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public ushort FragmentNameLength;
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/// <summary>
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/// Pointer to a string that contains the fragment name assigned when the fragment was added to the response-fragment cache using
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/// the HttpAddFragmentToCache function.
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/// </summary>
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[MarshalAs(UnmanagedType.LPWStr)]
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public string pFragmentName;
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internal FROMFRAGMENTCACHE(string fragmentName)
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{
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pFragmentName = fragmentName;
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FragmentNameLength = (ushort)(fragmentName?.Length ?? 0);
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}
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}
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/// <summary/>
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[StructLayout(LayoutKind.Sequential)]
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public struct FROMFRAGMENTCACHEEX
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{
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/// <summary>An HTTP_BYTE_RANGE structure specifying the byte range in the cached fragment.</summary>
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public HTTP_BYTE_RANGE ByteRange;
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/// <summary>
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/// <para>
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/// Pointer to a string that contains the fragment name assigned when the fragment was added to the response-fragment cache using
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/// the HttpAddFragmentToCache function. The length of the string cannot exceed 65532 bytes.
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/// </para>
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/// <para><c>Note</c> This string must be NULL terminated.</para>
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/// </summary>
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[MarshalAs(UnmanagedType.LPWStr)]
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public string pFragmentName;
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}
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/// <summary/>
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[StructLayout(LayoutKind.Sequential)]
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public struct TRAILERS
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{
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/// <summary>Count of the number of HTTP_UNKNOWN_HEADER structures in the array pointed to by <c>pTrailers</c>.</summary>
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public ushort TrailerCount;
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/// <summary>Pointer to an array of <see cref="HTTP_UNKNOWN_HEADER"/> structures containing the trailers.</summary>
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public IntPtr pTrailers;
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}
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}
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/// <summary>Describes additional property information when delegating a request.</summary>
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