mirror of
https://github.com/openharmony/security_deviceauth.git
synced 2026-07-21 19:35:27 -04:00
fuzikun
109 lines
3.8 KiB
C
Executable File
109 lines
3.8 KiB
C
Executable File
/*
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* Copyright (c) 2020 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#if !(defined(_CUT_PAKE_) || defined(_CUT_PAKE_SERVER_) || defined(_CUT_EXCHANGE_) || defined(_CUT_EXCHANGE_SERVER_))
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#include "securec.h"
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#include "log.h"
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#include "mem_stat.h"
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#include "jsonutil.h"
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#include "commonutil.h"
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#include "parsedata.h"
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#include "exchange_auth_info.h"
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#include "key_agreement_version.h"
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void *parse_exchange_request(const char *payload, enum json_object_data_type data_type)
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{
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exchange_request_data *exchange_request = (exchange_request_data *)MALLOC(sizeof(exchange_request_data));
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if (exchange_request == NULL) {
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return NULL;
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}
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(void)memset_s(exchange_request, sizeof(*exchange_request), 0, sizeof(*exchange_request));
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json_handle obj = parse_payload(payload, data_type);
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if (obj == NULL) {
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LOGE("Parse Exchange Request parse payload failed");
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goto error;
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}
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/* authData */
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const char *ex_auth_info = get_json_string(obj, FIELD_EX_AUTH_INFO);
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if (ex_auth_info == NULL) {
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LOGE("Parse Exchange Request failed, field is null in exAuthInfo");
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goto error;
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}
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int32_t len_ex_auth_info = strlen(ex_auth_info);
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if ((len_ex_auth_info / BYTE_TO_HEX_OPER_LENGTH) > HC_AUTH_REQUEST_LEN) {
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LOGE("Parse Exchange Request failed, field length is not match in exAuthInfo");
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goto error;
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}
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exchange_request->cipher.length = len_ex_auth_info / BYTE_TO_HEX_OPER_LENGTH;
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exchange_request->cipher.size = exchange_request->cipher.length;
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exchange_request->cipher.val = (uint8_t *)MALLOC(exchange_request->cipher.size);
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if (exchange_request->cipher.val == NULL) {
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LOGE("malloc exchangeRequest cipher failed");
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goto error;
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}
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(void)memset_s(exchange_request->cipher.val, exchange_request->cipher.size, 0, exchange_request->cipher.size);
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if (hex_string_to_byte(ex_auth_info, len_ex_auth_info, exchange_request->cipher.val) != HC_OK) {
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goto error;
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}
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free_payload(obj, data_type);
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return (void *)exchange_request;
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error:
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free_payload(obj, data_type);
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free_exchange_request(exchange_request);
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return NULL;
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}
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void free_exchange_request(void *obj)
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{
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if (obj != NULL) {
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exchange_request_data *data = obj;
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if (data->cipher.val != NULL) {
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FREE(data->cipher.val);
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}
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FREE(data);
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}
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}
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char *make_exchange_request(void *data)
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{
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exchange_request_data *exchange_request = data;
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/* authinfo */
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uint8_t *tmp_data_hex = raw_byte_to_hex_string(exchange_request->cipher.val, exchange_request->cipher.length);
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if (tmp_data_hex == NULL) {
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return NULL;
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}
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char *ret_str = (char *)MALLOC(RET_STR_LENGTH);
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if (ret_str == NULL) {
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FREE(tmp_data_hex);
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return NULL;
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}
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(void)memset_s(ret_str, RET_STR_LENGTH, 0, RET_STR_LENGTH);
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if (snprintf_s(ret_str, RET_STR_LENGTH, RET_STR_LENGTH - 1, "{\"%s\":%d,\"%s\":{\"%s\":\"%s\"}}", FIELD_MESSAGE,
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EXCHANGE_REQUEST, FIELD_PAYLOAD, FIELD_EX_AUTH_INFO, tmp_data_hex) < 0) {
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LOGE("String generate failed");
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FREE(ret_str);
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ret_str = NULL;
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}
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FREE(tmp_data_hex);
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return ret_str;
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}
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#else /* _CUT_XXX_ */
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#include "parsedata.h"
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DEFINE_EMPTY_STRUCT_FUNC(exchange_request)
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#endif /* _CUT_XXX_ */
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