1 /*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15 #include <cstdio>
16 #include <string>
17 #include "curl/curl.h"
18 #include "http.h"
19 #include <securec.h>
20 #define CURLEASYGETINFO 200
HttpCurlWriteStrData(void * buffer,size_t size,size_t nmemb,void * userp)21 static size_t HttpCurlWriteStrData(void *buffer, size_t size, size_t nmemb, void *userp)
22 {
23 if (userp == nullptr || buffer == nullptr || size == 0) {
24 return 0;
25 }
26
27 size_t realSize = size * nmemb;
28 std::string *pstr = (std::string *)userp;
29 if (pstr != nullptr) {
30 pstr->append((const char *)buffer, realSize);
31 }
32
33 return realSize;
34 }
35
HttpPost(std::string url,unsigned char * request,uint32_t requestLen,unsigned char * response,int32_t * responseLen,uint32_t timeout)36 int HttpPost(std::string url, unsigned char *request, uint32_t requestLen, unsigned char *response,
37 int32_t *responseLen, uint32_t timeout)
38 {
39 int ret = -1;
40 CURL *curl = curl_easy_init();
41 if (curl == nullptr) {
42 printf("curl_easy_init failed\n");
43 return -1;
44 }
45 // url
46 curl_easy_setopt(curl, CURLOPT_URL, url.c_str());
47 // headers
48 struct curl_slist *headers = nullptr;
49 headers = curl_slist_append(headers, "Content-Type: application/json");
50 headers = curl_slist_append(headers, "charsets: utf-8");
51 curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
52 // request raw data
53 curl_easy_setopt(curl, CURLOPT_POSTFIELDS, request);
54 curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, requestLen);
55 // response raw data
56 std::string tempStr;
57 curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void *)&tempStr);
58 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, HttpCurlWriteStrData);
59 // timeout
60 curl_easy_setopt(curl, CURLOPT_TIMEOUT, timeout);
61 // http post
62 #ifndef SUPPORT_FUZZ
63 CURLcode res = curl_easy_perform(curl);
64 if (res != CURLE_OK) {
65 printf("[error] curl_easy_perform failed\n");
66 ret = -1;
67 }
68 #endif
69 long resCode;
70 curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &resCode);
71 if (resCode != CURLEASYGETINFO) {
72 printf("[error] curl_easy_getinfo failed");
73 ret = -1;
74 }
75 ret = memcpy_s(response, tempStr.size(), tempStr.c_str(), tempStr.size());
76 if (ret != 0) {
77 printf("[error] memcpy_s faild!\n");
78 return ret;
79 }
80 *responseLen = tempStr.size();
81 curl_easy_cleanup(curl);
82 curl_slist_free_all(headers);
83 return 0;
84 }
85