ed/Odin
1
0
Fork 0
mirror of https://github.com/Ed94/Odin.git synced 2026-08-07 08:08:50 +00:00
Code Issues Packages Projects Releases Wiki Activity

Use io.Stream as the internal interface for os2.File

Browse Source
This commit is contained in:
gingerBill
2023-06-08 16:55:01 +01:00
parent 6c040497ef
commit 145a7a24e8
4 changed files with 131 additions and 104 deletions
Download Patch File Download Diff File Expand all files Collapse all files
core/os/os2/file_stream.odin
+4 -54
View File
@@ -3,8 +3,10 @@ package os2
import "core:io"
to_stream :: proc(f: ^File) -> (s: io.Stream) {
s.data = f
s.procedure = _file_stream_proc
if f != nil {
assert(f.stream.procedure != nil)
s = f.stream
}
return
}
@@ -19,55 +21,3 @@ error_to_io_error :: proc(ferr: Error) -> io.Error {
}
return ferr.(io.Error) or_else .Unknown
}
@(private)
_file_stream_proc :: proc(stream_data: rawptr, mode: io.Stream_Mode, p: []byte, offset: i64, whence: io.Seek_From) -> (n: i64, err: io.Error) {
f := (^File)(stream_data)
ferr: Error
i: int
switch mode {
case .Read:
i, ferr = read(f, p)
n = i64(i)
err = error_to_io_error(ferr)
return
case .Read_At:
i, ferr = read_at(f, p, offset)
n = i64(i)
err = error_to_io_error(ferr)
return
case .Write:
i, ferr = write(f, p)
n = i64(i)
err = error_to_io_error(ferr)
return
case .Write_At:
i, ferr = write_at(f, p, offset)
n = i64(i)
err = error_to_io_error(ferr)
return
case .Seek:
n, ferr = seek(f, offset, Seek_From(whence))
err = error_to_io_error(ferr)
return
case .Size:
n, ferr = file_size(f)
err = error_to_io_error(ferr)
return
case .Flush:
ferr = flush(f)
err = error_to_io_error(ferr)
return
case .Close:
ferr = close(f)
err = error_to_io_error(ferr)
return
case .Query:
return io.query_utility({.Read, .Read_At, .Write, .Write_At, .Seek, .Size, .Flush, .Close, .Query})
case .Destroy:
return 0, .Empty
}
return 0, .Empty
}