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92a25e24e6
Fixes #18631 The store lock does not prevent concurrent access to the property cache, because there are multiple stores. We drop the newly created entry and use the exisiting one if there is one already. Reviewed-by: Matt Caswell <matt@openssl.org> Reviewed-by: Paul Dale <pauli@openssl.org> (Merged from https://github.com/openssl/openssl/pull/19762)
56 lines
1.9 KiB
C
56 lines
1.9 KiB
C
/*
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* Copyright 2019-2021 The OpenSSL Project Authors. All Rights Reserved.
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* Copyright (c) 2019, Oracle and/or its affiliates. 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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#include <openssl/crypto.h>
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#include "internal/property.h"
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typedef int OSSL_PROPERTY_IDX;
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typedef enum {
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OSSL_PROPERTY_OPER_EQ, OSSL_PROPERTY_OPER_NE, OSSL_PROPERTY_OVERRIDE
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} OSSL_PROPERTY_OPER;
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struct ossl_property_definition_st {
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OSSL_PROPERTY_IDX name_idx;
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OSSL_PROPERTY_TYPE type;
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OSSL_PROPERTY_OPER oper;
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unsigned int optional : 1;
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union {
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int64_t int_val; /* Signed integer */
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OSSL_PROPERTY_IDX str_val; /* String */
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} v;
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};
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struct ossl_property_list_st {
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int num_properties;
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unsigned int has_optional : 1;
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OSSL_PROPERTY_DEFINITION properties[1];
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};
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#define OSSL_PROPERTY_TRUE 1
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#define OSSL_PROPERTY_FALSE 2
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/* Property string functions */
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OSSL_PROPERTY_IDX ossl_property_name(OSSL_LIB_CTX *ctx, const char *s,
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int create);
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const char *ossl_property_name_str(OSSL_LIB_CTX *ctx, OSSL_PROPERTY_IDX idx);
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OSSL_PROPERTY_IDX ossl_property_value(OSSL_LIB_CTX *ctx, const char *s,
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int create);
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const char *ossl_property_value_str(OSSL_LIB_CTX *ctx, OSSL_PROPERTY_IDX idx);
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/* Property list functions */
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void ossl_property_free(OSSL_PROPERTY_LIST *p);
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int ossl_property_has_optional(const OSSL_PROPERTY_LIST *query);
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/* Property definition cache functions */
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OSSL_PROPERTY_LIST *ossl_prop_defn_get(OSSL_LIB_CTX *ctx, const char *prop);
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int ossl_prop_defn_set(OSSL_LIB_CTX *ctx, const char *prop,
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OSSL_PROPERTY_LIST **pl);
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