| /* 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> |
| |
| |
| namespace bssl { |
| |
| // AsyncBioCreate creates a filter BIO for testing asynchronous state |
| // machines which consume a stream socket. 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. |
| ScopedBIO AsyncBioCreate(); |
| |
| // AsyncBioCreateDatagram creates a filter BIO for testing for |
| // asynchronous state machines which consume datagram sockets. The read |
| // and write quota count in packets rather than bytes. |
| ScopedBIO AsyncBioCreateDatagram(); |
| |
| // AsyncBioAllowRead increments |bio|'s read quota by |count|. |
| void AsyncBioAllowRead(BIO *bio, size_t count); |
| |
| // AsyncBioAllowWrite increments |bio|'s write quota by |count|. |
| void AsyncBioAllowWrite(BIO *bio, size_t count); |
| |
| // AsyncBioEnforceWriteQuota configures where |bio| enforces its write quota. |
| void AsyncBioEnforceWriteQuota(BIO *bio, bool enforce); |
| |
| } // namespace bssl |
| |
| |
| #endif // HEADER_ASYNC_BIO |