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Moved from IntPtr to byte[] in more places

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This commit is contained in:
Yoshi Askharoun
2021-10-04 14:17:40 -05:00
parent d0f576c266
commit 5ba04306df
19 changed files with 213 additions and 127 deletions
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UIX.Skia/Microsoft/Iris/OS/FileResource.cs
+14 -22
View File
@@ -6,6 +6,7 @@
using Microsoft.Iris.Data;
using System;
using System.IO;
namespace Microsoft.Iris.OS
{
@@ -35,47 +36,38 @@ namespace Microsoft.Iris.OS
int num = (int)NativeApi.SpFileDownload(_filePath, _pendingCallback, IntPtr.Zero, out _handle);
}
private void OnFileDownloadComplete(IntPtr handle, int error, uint length, IntPtr context)
private unsafe void OnFileDownloadComplete(IntPtr handle, int error, uint length, IntPtr context)
{
IntPtr buffer = IntPtr.Zero;
byte[] buffer = null;
string errorDetails = null;
if (error == 0)
buffer = NativeApi.DownloadGetBuffer(_handle);
buffer = new Span<byte>(NativeApi.DownloadGetBuffer(_handle).ToPointer(), (int)length).ToArray();
else
errorDetails = string.Format("Failed to complete download from '{0}'", _filePath);
int num = (int)NativeApi.SpDownloadClose(_handle);
_handle = IntPtr.Zero;
_pendingCallback = null;
NotifyAcquisitionComplete(buffer, length, true, errorDetails);
NotifyAcquisitionComplete(buffer, true, errorDetails);
}
private void SynchronousDownload()
{
IntPtr num1 = IntPtr.Zero;
uint num2 = 0;
MemoryStream outStream = new MemoryStream();
long fileSize = 0;
string errorDetails = null;
IntPtr file = Win32Api.CreateFile(_filePath, 2147483648U, 1U, IntPtr.Zero, 3U, 0U, IntPtr.Zero);
if (file == Win32Api.INVALID_HANDLE_VALUE)
FileInfo file = new(_filePath);
if (!file.Exists)
{
errorDetails = string.Format("File not found: '{0}'", _filePath);
}
else
{
num2 = Win32Api.GetFileSize(file, IntPtr.Zero);
if (num2 != uint.MaxValue)
{
num1 = AllocNativeBuffer(num2);
uint lpNumberOfBytesRead;
if (!(num1 == IntPtr.Zero) && (!Win32Api.ReadFile(file, num1, num2, out lpNumberOfBytesRead, IntPtr.Zero) || (int)lpNumberOfBytesRead != (int)num2))
{
FreeNativeBuffer(num1);
num1 = IntPtr.Zero;
}
}
using FileStream fstream = file.OpenRead();
fstream.CopyTo(outStream);
}
if (file != IntPtr.Zero)
Win32Api.CloseHandle(file);
NotifyAcquisitionComplete(num1, num2, true, errorDetails);
byte[] bytes = outStream.ToArray();
NotifyAcquisitionComplete(bytes, true, errorDetails);
}
protected override void CancelAcquisition()