Squashed 'external/parallel-rdp/parallel-rdp-standalone/' content from commit 3f59f61f2c

git-subtree-dir: external/parallel-rdp/parallel-rdp-standalone
git-subtree-split: 3f59f61f2c1c56424356003041df5e4a10612049

util/logging.cpp

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+/* Copyright (c) 2017-2023 Hans-Kristian Arntzen
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "logging.hpp"
+
+#ifdef _WIN32
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+#endif
+
+namespace Util
+{
+static thread_local LoggingInterface *logging_iface;
+
+bool interface_log(const char *tag, const char *fmt, ...)
+{
+	if (!logging_iface)
+		return false;
+
+	va_list va;
+	va_start(va, fmt);
+	bool ret = logging_iface->log(tag, fmt, va);
+	va_end(va);
+	return ret;
+}
+
+void set_thread_logging_interface(LoggingInterface *iface)
+{
+	logging_iface = iface;
+}
+
+#ifdef _WIN32
+void debug_output_log(const char *tag, const char *fmt, ...)
+{
+	if (!IsDebuggerPresent())
+		return;
+
+	va_list va;
+	va_start(va, fmt);
+	auto len = vsnprintf(nullptr, 0, fmt, va);
+	if (len > 0)
+	{
+		size_t tag_len = strlen(tag);
+		char *buf = new char[len + tag_len + 1];
+		memcpy(buf, tag, tag_len);
+		vsnprintf(buf + tag_len, len + 1, fmt, va);
+		OutputDebugStringA(buf);
+		delete[] buf;
+	}
+	va_end(va);
+}
+#endif
+}