Hesham/wintun
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16 Commits

Author SHA1 Message Date
Simon Rozman
f657e6fd27 api: use GetLastError() to report failures like standard Win32 
Signed-off-by: Simon Rozman <simon@rozman.si>
 2020-11-04 13:21:42 +01:00
Jason A. Donenfeld
2af7fbd64a api: use 'open' name since caller must close handle 
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
 2020-11-03 12:31:49 +01:00
Jason A. Donenfeld
9a937c7a49 example: rewrite and replace api's debug rundll32 functionality 
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
 2020-11-02 23:42:43 +01:00
Jason A. Donenfeld
c20e1683c2 api: separate read-wait handle into other function 
Makes the API a bit more clear.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
 2020-11-02 16:38:56 +01:00
Simon Rozman
47a241e5d8 api: simplify and unify error messages 
Signed-off-by: Simon Rozman <simon@rozman.si>
 2020-11-02 12:19:36 +01:00
Jason A. Donenfeld
6c40f24498 api: add debugging rundll32 entry point 
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
 2020-10-31 19:11:56 +01:00
Jason A. Donenfeld
937eb44727 api: get rid of pch and make headers sane 
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
 2020-10-31 19:11:51 +01:00
Simon Rozman
efbc70635b api expose Send.TailMoved event to clients 
This allows clients to use it in WaitForMultipleObjects().

Signed-off-by: Simon Rozman <simon@rozman.si>
 2020-10-31 19:11:50 +01:00
Jason A. Donenfeld
f947205cee api: use proper iso atomic semantics 
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
 2020-10-31 19:11:50 +01:00
Simon Rozman
1b3af95be3 api: selectively use temporary variable to prepare output 
Suggested-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Simon Rozman <simon@rozman.si>
 2020-10-31 19:11:49 +01:00
Jason A. Donenfeld
8c935ce151 api: remove security attributes debug trap door 
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
 2020-10-31 10:41:49 +01:00
Jason A. Donenfeld
7964694e1e api: elevate only when needed for system operations 
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
 2020-10-31 10:41:49 +01:00
Simon Rozman
e11897e343 api: depretiate WintunIsPacketAvailable() 
Spinning on the WintunReceivePacket() while it returns
ERROR_NO_MORE_ITEMS achieves the same.

Signed-off-by: Simon Rozman <simon@rozman.si>
 2020-10-31 10:41:46 +01:00
Simon Rozman
2439b05212 api: upgrade ring management 
- Return pointer to ring buffer with packet data allowing clients to
  read/write directly. This eliminates one memcpy().

- Make sending/receiving packets thread-safe.

Signed-off-by: Simon Rozman <simon@rozman.si>
 2020-10-31 10:15:15 +01:00
Simon Rozman
bf4eabb4ca api: switch to private heap 
We must not use the process heap, as it is changeable. Client may change
it causing our HeapFree() to use wrong heap.

Signed-off-by: Simon Rozman <simon@rozman.si>
 2020-10-30 16:51:01 +01:00
Simon Rozman
4b8f879fd6 api: add ring management 
Rather than every client reinvent the art of using the Wintun and its
ring buffers, we offer helper structs and functions to unify and
simplify Wintun usage.

Signed-off-by: Simon Rozman <simon@rozman.si>
 2020-10-30 16:51:01 +01:00