mirror of https://github.com/openssl/openssl.git
91 lines
2.5 KiB
C
91 lines
2.5 KiB
C
/*
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* Copyright 2025 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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#include <openssl/core_dispatch.h>
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#include <openssl/core_names.h>
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#include "crypto/types.h"
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#include "internal/skey.h"
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#include "prov/provider_ctx.h"
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#include "prov/providercommon.h"
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#include "prov/implementations.h"
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#include "skeymgmt_lcl.h"
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void generic_free(void *keydata)
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{
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PROV_SKEY *generic = keydata;
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if (generic == NULL)
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return;
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OPENSSL_free(generic->data);
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OPENSSL_free(generic);
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}
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void *generic_import(void *provctx, int selection, const OSSL_PARAM params[])
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{
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OSSL_LIB_CTX *libctx = PROV_LIBCTX_OF(provctx);
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const OSSL_PARAM *raw_bytes;
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PROV_SKEY *generic = NULL;
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int ok = 0;
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if (!ossl_prov_is_running())
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return NULL;
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if ((selection & OSSL_SKEYMGMT_SELECT_SECRET_KEY) == 0)
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return NULL;
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raw_bytes = OSSL_PARAM_locate_const(params, OSSL_SKEY_PARAM_RAW_BYTES);
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if (raw_bytes == NULL)
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return NULL;
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generic = OPENSSL_zalloc(sizeof(PROV_SKEY));
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generic->libctx = libctx;
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generic->type = SKEY_TYPE_GENERIC;
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if ((generic->data = OPENSSL_memdup(raw_bytes->data, raw_bytes->data_size)) == NULL)
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goto end;
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generic->length = raw_bytes->data_size;
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ok = 1;
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end:
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if (ok == 0) {
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generic_free(generic);
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generic = NULL;
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}
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return generic;
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}
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int generic_export(void *keydata, int selection,
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OSSL_CALLBACK *param_callback, void *cbarg)
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{
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PROV_SKEY *gen = keydata;
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OSSL_PARAM params[2];
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if (!ossl_prov_is_running() || gen == NULL)
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return 0;
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/* If we use generic SKEYMGMT as a "base class", we shouldn't check the type */
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if ((selection & OSSL_SKEYMGMT_SELECT_SECRET_KEY) == 0)
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return 0;
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params[0] = OSSL_PARAM_construct_octet_string(OSSL_SKEY_PARAM_RAW_BYTES,
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gen->data, gen->length);
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params[1] = OSSL_PARAM_construct_end();
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return param_callback(params, cbarg);
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}
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const OSSL_DISPATCH ossl_generic_skeymgmt_functions[] = {
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{ OSSL_FUNC_SKEYMGMT_FREE, (void (*)(void))generic_free },
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{ OSSL_FUNC_SKEYMGMT_IMPORT, (void (*)(void))generic_import },
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{ OSSL_FUNC_SKEYMGMT_EXPORT, (void (*)(void))generic_export },
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OSSL_DISPATCH_END
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};
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