1 files changed, 63 insertions, 0 deletions
diff --git a/src/web_service/web_backend.cpp b/src/web_service/web_backend.cpp
new file mode 100644
index 000000000..d28a3f757
--- /dev/null
+++ b/src/web_service/web_backend.cpp
@@ -0,0 +1,63 @@
+// Copyright 2017 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#ifdef _WIN32
+#include <winsock.h>
+#endif
+
+#include <cstdlib>
+#include <thread>
+#include <cpr/cpr.h>
+#include "common/logging/log.h"
+#include "web_service/web_backend.h"
+
+namespace WebService {
+
+static constexpr char API_VERSION[]{"1"};
+
+static std::unique_ptr<cpr::Session> g_session;
+
+void PostJson(const std::string& url, const std::string& data, bool allow_anonymous,
+              const std::string& username, const std::string& token) {
+    if (url.empty()) {
+        LOG_ERROR(WebService, "URL is invalid");
+        return;
+    }
+
+    const bool are_credentials_provided{!token.empty() && !username.empty()};
+    if (!allow_anonymous && !are_credentials_provided) {
+        LOG_ERROR(WebService, "Credentials must be provided for authenticated requests");
+        return;
+    }
+
+#ifdef _WIN32
+    // On Windows, CPR/libcurl does not properly initialize Winsock. The below code is used to
+    // initialize Winsock globally, which fixes this problem. Without this, only the first CPR
+    // session will properly be created, and subsequent ones will fail.
+    WSADATA wsa_data;
+    const int wsa_result{WSAStartup(MAKEWORD(2, 2), &wsa_data)};
+    if (wsa_result) {
+        LOG_CRITICAL(WebService, "WSAStartup failed: %d", wsa_result);
+    }
+#endif
+
+    // Built request header
+    cpr::Header header;
+    if (are_credentials_provided) {
+        // Authenticated request if credentials are provided
+        header = {{"Content-Type", "application/json"},
+                  {"x-username", username.c_str()},
+                  {"x-token", token.c_str()},
+                  {"api-version", API_VERSION}};
+    } else {
+        // Otherwise, anonymous request
+        header = cpr::Header{{"Content-Type", "application/json"}, {"api-version", API_VERSION}};
+    }
+
+    // Post JSON asynchronously
+    static cpr::AsyncResponse future;
+    future = cpr::PostAsync(cpr::Url{url.c_str()}, cpr::Body{data.c_str()}, header);
+}
+
+} // namespace WebService