Use FileDescriptor
from MediaStore
for random file access
#130
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Issue
As file-transfer packages might be received out of order, a seekable stream (random file access) is needed.
But: Android APIs don't provide random file access with
MediaStore
.Manually creating a file in the downloads folder might result in an
UnauthorizedAccessException
.Solution
Insert entry intro
MediaStore
(visible in files app) and use theFileDescriptor
fromOpenFileDescriptor
to create a seekabeFileStream
(dotnet).Fixes #125
Fixes #124