2021-04-18 20:24:42 +02:00
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#include <hex/helpers/net.hpp>
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#include <hex/helpers/utils.hpp>
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2021-09-08 15:18:24 +02:00
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#include <hex/helpers/file.hpp>
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2022-01-13 09:05:16 +01:00
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#include <hex/helpers/logger.hpp>
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2021-04-18 20:24:42 +02:00
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2022-07-01 14:05:32 +02:00
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#include <hex/api/content_registry.hpp>
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2021-04-18 20:24:42 +02:00
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#include <filesystem>
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2021-08-28 00:45:59 +02:00
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#include <cstdio>
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2021-04-18 20:24:42 +02:00
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2021-12-17 09:52:58 +01:00
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#include <curl/curl.h>
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2021-08-29 14:18:45 +02:00
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#include <nlohmann/json.hpp>
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2021-12-22 15:06:16 +01:00
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#include <romfs/romfs.hpp>
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2021-07-31 17:10:19 +02:00
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2021-04-18 20:24:42 +02:00
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namespace hex {
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Net::Net() {
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2021-08-28 00:45:59 +02:00
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FIRST_TIME {
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curl_global_sslset(CURLSSLBACKEND_MBEDTLS, nullptr, nullptr);
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curl_global_init(CURL_GLOBAL_ALL);
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};
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FINAL_CLEANUP {
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curl_global_cleanup();
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};
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2021-04-18 20:24:42 +02:00
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this->m_ctx = curl_easy_init();
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}
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Net::~Net() {
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curl_easy_cleanup(this->m_ctx);
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}
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2022-01-24 20:53:17 +01:00
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static size_t writeToString(void *contents, size_t size, size_t nmemb, void *userdata) {
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static_cast<std::string *>(userdata)->append((char *)contents, size * nmemb);
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2021-04-18 20:24:42 +02:00
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return size * nmemb;
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}
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2021-09-03 02:34:40 +02:00
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static size_t writeToFile(void *contents, size_t size, size_t nmemb, void *userdata) {
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2022-01-24 20:53:17 +01:00
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FILE *file = static_cast<FILE *>(userdata);
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2021-09-03 02:34:40 +02:00
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return fwrite(contents, size, nmemb, file);
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}
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2022-03-27 00:01:28 +01:00
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[[maybe_unused]]
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static CURLcode sslCtxFunction(CURL *ctx, void *sslctx, void *userData) {
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hex::unused(ctx, userData);
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2022-01-24 20:53:17 +01:00
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auto *cfg = static_cast<mbedtls_ssl_config *>(sslctx);
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2021-08-22 20:22:46 +02:00
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2022-09-19 21:56:43 +02:00
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auto crt = static_cast<mbedtls_x509_crt*>(userData);
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mbedtls_x509_crt_init(crt);
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2021-12-22 15:06:16 +01:00
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2022-01-15 02:46:24 +01:00
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auto cacert = romfs::get("cacert.pem").string();
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2022-09-19 21:56:43 +02:00
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mbedtls_x509_crt_parse(crt, reinterpret_cast<const u8 *>(cacert.data()), cacert.size());
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2021-08-22 20:22:46 +02:00
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2022-09-19 21:56:43 +02:00
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mbedtls_ssl_conf_ca_chain(cfg, crt, nullptr);
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2021-08-22 20:22:46 +02:00
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return CURLE_OK;
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}
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2021-08-28 00:45:59 +02:00
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int progressCallback(void *contents, curl_off_t dlTotal, curl_off_t dlNow, curl_off_t ulTotal, curl_off_t ulNow) {
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2022-01-24 20:53:17 +01:00
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auto &net = *static_cast<Net *>(contents);
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2021-08-28 00:45:59 +02:00
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if (dlTotal > 0)
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net.m_progress = float(dlNow) / dlTotal;
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else if (ulTotal > 0)
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net.m_progress = float(ulNow) / ulTotal;
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else
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net.m_progress = 0.0F;
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return net.m_shouldCancel ? CURLE_ABORTED_BY_CALLBACK : CURLE_OK;
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}
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2021-12-17 09:52:58 +01:00
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void Net::setCommonSettings(std::string &response, const std::string &url, u32 timeout, const std::map<std::string, std::string> &extraHeaders, const std::string &body) {
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2021-08-28 00:45:59 +02:00
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this->m_headers = curl_slist_append(this->m_headers, "Cache-Control: no-cache");
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2021-04-18 20:24:42 +02:00
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if (!extraHeaders.empty())
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for (const auto &[key, value] : extraHeaders) {
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std::string entry = key;
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entry += ": ";
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entry += value;
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2021-08-28 00:45:59 +02:00
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this->m_headers = curl_slist_append(this->m_headers, entry.c_str());
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2021-04-18 20:24:42 +02:00
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}
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if (!body.empty())
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2021-08-28 00:45:59 +02:00
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curl_easy_setopt(this->m_ctx, CURLOPT_POSTFIELDS, body.c_str());
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curl_easy_setopt(this->m_ctx, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_2TLS);
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curl_easy_setopt(this->m_ctx, CURLOPT_SSLVERSION, CURL_SSLVERSION_TLSv1_2);
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curl_easy_setopt(this->m_ctx, CURLOPT_URL, url.c_str());
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curl_easy_setopt(this->m_ctx, CURLOPT_FOLLOWLOCATION, 1L);
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curl_easy_setopt(this->m_ctx, CURLOPT_HTTPHEADER, this->m_headers);
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curl_easy_setopt(this->m_ctx, CURLOPT_USERAGENT, "ImHex/1.0");
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curl_easy_setopt(this->m_ctx, CURLOPT_DEFAULT_PROTOCOL, "https");
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curl_easy_setopt(this->m_ctx, CURLOPT_WRITEFUNCTION, writeToString);
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curl_easy_setopt(this->m_ctx, CURLOPT_SSL_VERIFYPEER, 1L);
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curl_easy_setopt(this->m_ctx, CURLOPT_SSL_VERIFYHOST, 2L);
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curl_easy_setopt(this->m_ctx, CURLOPT_WRITEDATA, &response);
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curl_easy_setopt(this->m_ctx, CURLOPT_TIMEOUT_MS, 0L);
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2021-12-17 09:52:58 +01:00
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curl_easy_setopt(this->m_ctx, CURLOPT_CONNECTTIMEOUT_MS, timeout);
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2021-08-28 00:45:59 +02:00
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curl_easy_setopt(this->m_ctx, CURLOPT_XFERINFODATA, this);
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curl_easy_setopt(this->m_ctx, CURLOPT_XFERINFOFUNCTION, progressCallback);
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curl_easy_setopt(this->m_ctx, CURLOPT_NOSIGNAL, 1L);
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curl_easy_setopt(this->m_ctx, CURLOPT_NOPROGRESS, 0L);
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2022-01-29 13:40:17 +01:00
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2022-08-26 00:21:17 +02:00
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#if defined(IMHEX_USE_BUNDLED_CA)
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2022-02-01 22:09:44 +01:00
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curl_easy_setopt(this->m_ctx, CURLOPT_CAINFO, nullptr);
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curl_easy_setopt(this->m_ctx, CURLOPT_CAPATH, nullptr);
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curl_easy_setopt(this->m_ctx, CURLOPT_SSLCERTTYPE, "PEM");
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curl_easy_setopt(this->m_ctx, CURLOPT_SSL_CTX_FUNCTION, sslCtxFunction);
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2022-09-19 21:56:43 +02:00
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curl_easy_setopt(this->m_ctx, CURLOPT_SSL_CTX_DATA, &this->m_caCert);
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2022-02-01 22:09:44 +01:00
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#endif
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2022-07-01 14:05:32 +02:00
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curl_easy_setopt(this->m_ctx, CURLOPT_PROXY, Net::s_proxyUrl.c_str());
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2021-04-18 20:24:42 +02:00
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}
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2022-01-22 22:37:52 +01:00
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std::optional<i32> Net::execute() {
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2021-04-18 20:24:42 +02:00
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CURLcode result = curl_easy_perform(this->m_ctx);
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2022-10-20 08:28:29 +02:00
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if (result != CURLE_OK){
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char *url = nullptr;
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curl_easy_getinfo(this->m_ctx, CURLINFO_EFFECTIVE_URL, &url);
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log::error("Net request '{0}' failed with error {1}: '{2}'", url, u32(result), curl_easy_strerror(result));
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2022-11-25 10:39:45 +01:00
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if(!Net::s_proxyUrl.empty()){
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log::info("A custom proxy '{}' is in use. Is it working correctly?", Net::s_proxyUrl);
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}
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2022-10-20 08:28:29 +02:00
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}
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2021-04-18 20:24:42 +02:00
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2022-08-16 00:12:28 +02:00
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long responseCode = 0;
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2021-04-18 20:24:42 +02:00
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curl_easy_getinfo(this->m_ctx, CURLINFO_RESPONSE_CODE, &responseCode);
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2021-08-28 00:45:59 +02:00
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curl_slist_free_all(this->m_headers);
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2022-02-01 22:09:44 +01:00
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this->m_headers = nullptr;
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this->m_progress = 0.0F;
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2021-08-28 00:45:59 +02:00
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this->m_shouldCancel = false;
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2021-04-18 20:24:42 +02:00
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if (result != CURLE_OK)
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2022-01-30 12:43:43 +01:00
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return std::nullopt;
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2021-04-18 20:24:42 +02:00
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else
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2022-08-16 00:12:28 +02:00
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return i32(responseCode);
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2021-04-18 20:24:42 +02:00
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}
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2021-12-17 09:52:58 +01:00
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std::future<Response<std::string>> Net::getString(const std::string &url, u32 timeout) {
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2021-08-28 00:45:59 +02:00
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this->m_transmissionActive.lock();
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2021-04-18 20:24:42 +02:00
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2022-01-24 20:53:17 +01:00
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return std::async(std::launch::async, [=, this] {
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2021-08-28 00:45:59 +02:00
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std::string response;
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2021-04-18 20:24:42 +02:00
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2021-08-28 00:45:59 +02:00
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ON_SCOPE_EXIT { this->m_transmissionActive.unlock(); };
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2021-04-18 20:24:42 +02:00
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2021-08-28 00:45:59 +02:00
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curl_easy_setopt(this->m_ctx, CURLOPT_CUSTOMREQUEST, "GET");
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2021-12-17 09:52:58 +01:00
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setCommonSettings(response, url, timeout);
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2021-04-18 20:24:42 +02:00
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2021-08-28 00:45:59 +02:00
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auto responseCode = execute();
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return Response<std::string> { responseCode.value_or(0), response };
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});
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}
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2021-12-17 09:52:58 +01:00
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std::future<Response<nlohmann::json>> Net::getJson(const std::string &url, u32 timeout) {
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2021-08-28 00:45:59 +02:00
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this->m_transmissionActive.lock();
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2022-01-24 20:53:17 +01:00
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return std::async(std::launch::async, [=, this] {
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2021-08-28 00:45:59 +02:00
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std::string response;
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ON_SCOPE_EXIT { this->m_transmissionActive.unlock(); };
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curl_easy_setopt(this->m_ctx, CURLOPT_CUSTOMREQUEST, "GET");
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2021-12-17 09:52:58 +01:00
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setCommonSettings(response, url, timeout);
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2021-08-28 00:45:59 +02:00
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auto responseCode = execute();
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2022-08-21 23:33:08 +02:00
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if (!responseCode.has_value())
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return Response<nlohmann::json> { 0, { } };
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else
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return Response<nlohmann::json> { responseCode.value_or(0), nlohmann::json::parse(response, nullptr, false, true) };
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2021-08-28 00:45:59 +02:00
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});
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}
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2022-03-04 11:36:37 +01:00
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std::future<Response<std::string>> Net::uploadFile(const std::string &url, const std::fs::path &filePath, u32 timeout) {
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2021-08-28 00:45:59 +02:00
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this->m_transmissionActive.lock();
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return std::async(std::launch::async, [=, this] {
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std::string response;
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ON_SCOPE_EXIT { this->m_transmissionActive.unlock(); };
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2022-07-05 00:00:00 +02:00
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fs::File file(filePath, fs::File::Mode::Read);
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2021-09-08 15:18:24 +02:00
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if (!file.isValid())
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2022-01-24 20:53:17 +01:00
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return Response<std::string> { 400, {} };
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2021-08-28 00:45:59 +02:00
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2022-02-01 22:09:44 +01:00
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curl_mime *mime = curl_mime_init(this->m_ctx);
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2021-08-28 00:45:59 +02:00
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curl_mimepart *part = curl_mime_addpart(mime);
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2022-10-04 09:10:58 +02:00
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auto fileName = hex::toUTF8String(filePath.filename());
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2022-09-05 22:37:28 +02:00
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curl_mime_data_cb(part, file.getSize(),
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[](char *buffer, size_t size, size_t nitems, void *arg) -> size_t {
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2021-08-28 00:45:59 +02:00
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auto file = static_cast<FILE*>(arg);
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2022-09-05 22:37:28 +02:00
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return fread(buffer, size, nitems, file);
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},
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[](void *arg, curl_off_t offset, int origin) -> int {
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2021-08-28 00:45:59 +02:00
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auto file = static_cast<FILE*>(arg);
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2022-09-05 22:37:28 +02:00
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if (fseek(file, offset, origin) != 0)
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return CURL_SEEKFUNC_CANTSEEK;
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else
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return CURL_SEEKFUNC_OK;
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},
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[](void *arg) {
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2021-08-28 00:45:59 +02:00
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auto file = static_cast<FILE*>(arg);
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2022-09-05 22:37:28 +02:00
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fclose(file);
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},
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file.getHandle());
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2021-08-28 00:45:59 +02:00
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curl_mime_filename(part, fileName.c_str());
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curl_mime_name(part, "file");
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2021-12-17 09:52:58 +01:00
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setCommonSettings(response, url, timeout);
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2021-08-28 00:45:59 +02:00
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curl_easy_setopt(this->m_ctx, CURLOPT_MIMEPOST, mime);
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curl_easy_setopt(this->m_ctx, CURLOPT_CUSTOMREQUEST, "POST");
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auto responseCode = execute();
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return Response<std::string> { responseCode.value_or(0), response };
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});
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2021-04-18 20:24:42 +02:00
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}
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2022-03-04 11:36:37 +01:00
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std::future<Response<void>> Net::downloadFile(const std::string &url, const std::fs::path &filePath, u32 timeout) {
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2021-09-03 02:34:40 +02:00
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this->m_transmissionActive.lock();
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2022-01-24 20:53:17 +01:00
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return std::async(std::launch::async, [=, this] {
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2021-09-03 02:34:40 +02:00
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std::string response;
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ON_SCOPE_EXIT { this->m_transmissionActive.unlock(); };
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2022-07-05 00:00:00 +02:00
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fs::File file(filePath, fs::File::Mode::Create);
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2021-09-08 15:18:24 +02:00
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if (!file.isValid())
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2021-09-03 02:34:40 +02:00
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return Response<void> { 400 };
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2021-12-17 09:52:58 +01:00
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setCommonSettings(response, url, timeout);
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2021-09-03 02:34:40 +02:00
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curl_easy_setopt(this->m_ctx, CURLOPT_CUSTOMREQUEST, "GET");
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curl_easy_setopt(this->m_ctx, CURLOPT_WRITEFUNCTION, writeToFile);
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2021-09-08 15:18:24 +02:00
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curl_easy_setopt(this->m_ctx, CURLOPT_WRITEDATA, file.getHandle());
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2021-09-03 02:34:40 +02:00
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auto responseCode = execute();
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return Response<void> { responseCode.value_or(0) };
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});
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}
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2021-12-17 09:52:58 +01:00
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std::string Net::encode(const std::string &input) {
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auto escapedString = curl_easy_escape(this->m_ctx, input.c_str(), std::strlen(input.c_str()));
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if (escapedString != nullptr) {
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std::string output = escapedString;
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curl_free(escapedString);
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|
|
return output;
|
|
|
|
}
|
|
|
|
|
2022-01-24 20:53:17 +01:00
|
|
|
return {};
|
2021-12-17 09:52:58 +01:00
|
|
|
}
|
|
|
|
|
2022-07-06 11:29:24 +02:00
|
|
|
std::string Net::decode(const std::string &input) {
|
|
|
|
auto unescapedString = curl_easy_unescape(this->m_ctx, input.c_str(), std::strlen(input.c_str()), nullptr);
|
|
|
|
|
|
|
|
if (unescapedString != nullptr) {
|
|
|
|
std::string output = unescapedString;
|
|
|
|
curl_free(unescapedString);
|
|
|
|
|
|
|
|
return output;
|
|
|
|
}
|
|
|
|
|
|
|
|
return {};
|
|
|
|
}
|
|
|
|
|
2022-07-01 14:05:32 +02:00
|
|
|
std::string Net::s_proxyUrl;
|
|
|
|
|
|
|
|
void Net::setProxy(const std::string &url) {
|
|
|
|
Net::s_proxyUrl = url;
|
|
|
|
}
|
|
|
|
|
2022-11-25 10:39:45 +01:00
|
|
|
}
|