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/*
* Copyright 2019-2021 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <openssl/configuration.h>
#include <openssl/thread.h>
#include <internal/thread.h>
uint32_t OSSL_get_thread_support_flags(void)
{
int support = 0;
#if !defined(OPENSSL_NO_THREAD_POOL)
support |= OSSL_THREAD_SUPPORT_FLAG_THREAD_POOL;
#endif
#if !defined(OPENSSL_NO_DEFAULT_THREAD_POOL)
support |= OSSL_THREAD_SUPPORT_FLAG_DEFAULT_SPAWN;
#endif
return support;
}
#if defined(OPENSSL_NO_THREAD_POOL) || defined(OPENSSL_NO_DEFAULT_THREAD_POOL)
int OSSL_set_max_threads(OSSL_LIB_CTX *ctx, uint64_t max_threads)
{
return 0;
}
uint64_t OSSL_get_max_threads(OSSL_LIB_CTX *ctx)
{
return 0;
}
#else
uint64_t OSSL_get_max_threads(OSSL_LIB_CTX *ctx)
{
uint64_t ret = 0;
OSSL_LIB_CTX_THREADS *tdata = OSSL_LIB_CTX_GET_THREADS(ctx);
if (tdata == NULL)
goto fail;
ossl_crypto_mutex_lock(tdata->lock);
ret = tdata->max_threads;
ossl_crypto_mutex_unlock(tdata->lock);
fail:
return ret;
}
int OSSL_set_max_threads(OSSL_LIB_CTX *ctx, uint64_t max_threads)
{
OSSL_LIB_CTX_THREADS *tdata;
tdata = OSSL_LIB_CTX_GET_THREADS(ctx);
if (tdata == NULL)
return 0;
ossl_crypto_mutex_lock(tdata->lock);
tdata->max_threads = max_threads;
ossl_crypto_mutex_unlock(tdata->lock);
return 1;
}
#endif
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