909f1a2e51
Reviewed-by: Matt Caswell <matt@openssl.org> (Merged from https://github.com/openssl/openssl/pull/7767)
39 lines
1.4 KiB
C
39 lines
1.4 KiB
C
/*
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* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#ifndef HEADER_ASYNC_BIO
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#define HEADER_ASYNC_BIO
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#include <openssl/base.h>
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#include <openssl/bio.h>
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// AsyncBioCreate creates a filter BIO for testing asynchronous state
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// machines which consume a stream socket. Reads and writes will fail
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// and return EAGAIN unless explicitly allowed. Each async BIO has a
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// read quota and a write quota. Initially both are zero. As each is
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// incremented, bytes are allowed to flow through the BIO.
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bssl::UniquePtr<BIO> AsyncBioCreate();
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// AsyncBioCreateDatagram creates a filter BIO for testing for
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// asynchronous state machines which consume datagram sockets. The read
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// and write quota count in packets rather than bytes.
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bssl::UniquePtr<BIO> AsyncBioCreateDatagram();
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// AsyncBioAllowRead increments |bio|'s read quota by |count|.
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void AsyncBioAllowRead(BIO *bio, size_t count);
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// AsyncBioAllowWrite increments |bio|'s write quota by |count|.
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void AsyncBioAllowWrite(BIO *bio, size_t count);
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// AsyncBioEnforceWriteQuota configures where |bio| enforces its write quota.
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void AsyncBioEnforceWriteQuota(BIO *bio, bool enforce);
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#endif // HEADER_ASYNC_BIO
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