boringssl/ssl/test/async_bio.h
David Benjamin 43ec06f705 Test state machine asynchronous behavior.
Add a framework for testing the asynchronous codepath. Move some handshake
state machine coverage tests to cover a range of record-layer and
handshake-layer asynchronicity.

This adds tests for the previous two async bugs fixed.

Change-Id: I422ef33ba3eeb0ad04766871ed8bc59b677b169e
Reviewed-on: https://boringssl-review.googlesource.com/1410
Reviewed-by: Adam Langley <agl@google.com>
2014-08-05 20:41:58 +00:00

36 lines
1.4 KiB
C

/* Copyright (c) 2014, Google Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
#ifndef HEADER_ASYNC_BIO
#define HEADER_ASYNC_BIO
#include <openssl/bio.h>
// async_bio_create creates a filter BIO for testing asynchronous
// state machines. Reads and writes will fail and return EAGAIN unless
// explicitly allowed. Each async BIO has a read quota and a write
// quota. Initially both are zero. As each is incremented, bytes are
// allowed to flow through the BIO.
BIO *async_bio_create();
// async_bio_allow_read increments |bio|'s read quota by |bytes|.
void async_bio_allow_read(BIO *bio, size_t bytes);
// async_bio_allow_write increments |bio|'s write quota by |bytes|.
void async_bio_allow_write(BIO *bio, size_t bytes);
#endif // HEADER_ASYNC_BIO