WIP: CURL/request implementation.

source/mijin/net/request.cpp

@@ -0,0 +1,60 @@
+
+#include "./request.hpp"
+
+#include <mutex>
+
+#include "./curl_wrappers.hpp"
+
+namespace mijin
+{
+namespace
+{
+bool gCurlInited = false;
+std::mutex gCurlInitMutex;
+
+class CURLGuard
+{
+public:
+    ~CURLGuard() MIJIN_NOEXCEPT
+    {
+        if (gCurlInited)
+        {
+            curl_global_cleanup();
+        }
+    }
+} gCURLGuard [[maybe_unused]];
+
+bool initCURL() MIJIN_NOEXCEPT
+{
+    if (gCurlInited)
+    {
+        return true;
+    }
+    const std::unique_lock initLock(gCurlInitMutex);
+    if (gCurlInited)
+    {
+        return true;
+    }
+    gCurlInited = (curl_global_init(0) == CURLE_OK);
+    return gCurlInited;
+}
+}
+
+Task<StreamResult<HTTPResponse>> c_request(const URL& url, HTTPRequest request) MIJIN_NOEXCEPT
+{
+    (void) url;
+    (void) request;
+    if (!initCURL())
+    {
+        co_return StreamError::UNKNOWN_ERROR;
+    }
+    curl::CurlEasy easy;
+    if (!easy.init())
+    {
+        co_return StreamError::UNKNOWN_ERROR;
+    }
+    easy.setURL(url);
+
+    co_return StreamError::UNKNOWN_ERROR;
+}
+} // namespace mijin