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/*
* Copyright 2022-present MongoDB, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "mc-fle2-payload-uev-common-private.h"
#include "mc-fle2-payload-uev-private.h"
#include "mongocrypt-private.h"
struct _mc_FLE2UnindexedEncryptedValue_t {
_mongocrypt_buffer_t key_uuid;
uint8_t original_bson_type;
_mongocrypt_buffer_t ciphertext;
_mongocrypt_buffer_t plaintext;
bool parsed;
};
mc_FLE2UnindexedEncryptedValue_t *mc_FLE2UnindexedEncryptedValue_new(void) {
mc_FLE2UnindexedEncryptedValue_t *uev = bson_malloc0(sizeof(mc_FLE2UnindexedEncryptedValue_t));
return uev;
}
bool mc_FLE2UnindexedEncryptedValue_parse(mc_FLE2UnindexedEncryptedValue_t *uev,
const _mongocrypt_buffer_t *buf,
mongocrypt_status_t *status) {
BSON_ASSERT_PARAM(uev);
BSON_ASSERT_PARAM(buf);
if (uev->parsed) {
CLIENT_ERR("mc_FLE2UnindexedEncryptedValue_parse must not be called twice");
return false;
}
uint8_t fle_blob_subtype;
if (!_mc_FLE2UnindexedEncryptedValueCommon_parse(buf,
&fle_blob_subtype,
&uev->original_bson_type,
&uev->key_uuid,
&uev->ciphertext,
status)) {
return false;
}
if (fle_blob_subtype != MC_SUBTYPE_FLE2UnindexedEncryptedValue) {
CLIENT_ERR("mc_FLE2UnindexedEncryptedValue_parse expected "
"fle_blob_subtype=%d got: %" PRIu8,
MC_SUBTYPE_FLE2UnindexedEncryptedValue,
fle_blob_subtype);
return false;
}
uev->parsed = true;
return true;
}
bson_type_t mc_FLE2UnindexedEncryptedValue_get_original_bson_type(const mc_FLE2UnindexedEncryptedValue_t *uev,
mongocrypt_status_t *status) {
BSON_ASSERT_PARAM(uev);
if (!uev->parsed) {
CLIENT_ERR("mc_FLE2UnindexedEncryptedValue_get_original_bson_type must be "
"called after mc_FLE2UnindexedEncryptedValue_parse");
return 0;
}
return uev->original_bson_type;
}
const _mongocrypt_buffer_t *mc_FLE2UnindexedEncryptedValue_get_key_uuid(const mc_FLE2UnindexedEncryptedValue_t *uev,
mongocrypt_status_t *status) {
BSON_ASSERT_PARAM(uev);
if (!uev->parsed) {
CLIENT_ERR("mc_FLE2UnindexedEncryptedValue_get_key_uuid must be "
"called after mc_FLE2UnindexedEncryptedValue_parse");
return NULL;
}
return &uev->key_uuid;
}
const _mongocrypt_buffer_t *mc_FLE2UnindexedEncryptedValue_decrypt(_mongocrypt_crypto_t *crypto,
mc_FLE2UnindexedEncryptedValue_t *uev,
const _mongocrypt_buffer_t *key,
mongocrypt_status_t *status) {
BSON_ASSERT_PARAM(crypto);
BSON_ASSERT_PARAM(uev);
BSON_ASSERT_PARAM(key);
if (!uev->parsed) {
CLIENT_ERR("mc_FLE2UnindexedEncryptedValue_decrypt must be "
"called after mc_FLE2UnindexedEncryptedValue_parse");
return NULL;
}
return _mc_FLE2UnindexedEncryptedValueCommon_decrypt(crypto,
MC_SUBTYPE_FLE2UnindexedEncryptedValue,
&uev->key_uuid,
uev->original_bson_type,
&uev->ciphertext,
key,
&uev->plaintext,
status);
}
bool mc_FLE2UnindexedEncryptedValue_encrypt(_mongocrypt_crypto_t *crypto,
const _mongocrypt_buffer_t *key_uuid,
bson_type_t original_bson_type,
const _mongocrypt_buffer_t *plaintext,
const _mongocrypt_buffer_t *key,
_mongocrypt_buffer_t *out,
mongocrypt_status_t *status) {
return _mc_FLE2UnindexedEncryptedValueCommon_encrypt(crypto,
MC_SUBTYPE_FLE2UnindexedEncryptedValue,
key_uuid,
original_bson_type,
plaintext,
key,
out,
status);
}
void mc_FLE2UnindexedEncryptedValue_destroy(mc_FLE2UnindexedEncryptedValue_t *uev) {
if (NULL == uev) {
return;
}
_mongocrypt_buffer_cleanup(&uev->key_uuid);
_mongocrypt_buffer_cleanup(&uev->ciphertext);
_mongocrypt_buffer_cleanup(&uev->plaintext);
bson_free(uev);
}
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