1 files changed, 38 insertions, 0 deletions
diff --git a/platform/windows/os_windows.cpp b/platform/windows/os_windows.cpp
index 456240ba2d..b237c94072 100644
--- a/platform/windows/os_windows.cpp
+++ b/platform/windows/os_windows.cpp
@@ -51,6 +51,7 @@
 #include <direct.h>
 #include <knownfolders.h>
 #include <process.h>
+#include <psapi.h>
 #include <regstr.h>
 #include <shlobj.h>
 #include <wbemcli.h>
@@ -683,6 +684,43 @@ static void _append_to_pipe(char *p_bytes, int p_size, String *r_pipe, Mutex *p_
 	}
 }
 
+Dictionary OS_Windows::get_memory_info() const {
+	Dictionary meminfo;
+
+	meminfo["physical"] = -1;
+	meminfo["free"] = -1;
+	meminfo["available"] = -1;
+	meminfo["stack"] = -1;
+
+	PERFORMANCE_INFORMATION pref_info;
+	pref_info.cb = sizeof(pref_info);
+	GetPerformanceInfo(&pref_info, sizeof(pref_info));
+
+	typedef void(WINAPI * PGetCurrentThreadStackLimits)(PULONG_PTR, PULONG_PTR);
+	PGetCurrentThreadStackLimits GetCurrentThreadStackLimits = (PGetCurrentThreadStackLimits)GetProcAddress(GetModuleHandleA("kernel32.dll"), "GetCurrentThreadStackLimits");
+
+	ULONG_PTR LowLimit = 0;
+	ULONG_PTR HighLimit = 0;
+	if (GetCurrentThreadStackLimits) {
+		GetCurrentThreadStackLimits(&LowLimit, &HighLimit);
+	}
+
+	if (pref_info.PhysicalTotal * pref_info.PageSize != 0) {
+		meminfo["physical"] = pref_info.PhysicalTotal * pref_info.PageSize;
+	}
+	if (pref_info.PhysicalAvailable * pref_info.PageSize != 0) {
+		meminfo["free"] = pref_info.PhysicalAvailable * pref_info.PageSize;
+	}
+	if (pref_info.CommitLimit * pref_info.PageSize != 0) {
+		meminfo["available"] = pref_info.CommitLimit * pref_info.PageSize;
+	}
+	if (HighLimit - LowLimit != 0) {
+		meminfo["stack"] = HighLimit - LowLimit;
+	}
+
+	return meminfo;
+}
+
 Error OS_Windows::execute(const String &p_path, const List<String> &p_arguments, String *r_pipe, int *r_exitcode, bool read_stderr, Mutex *p_pipe_mutex, bool p_open_console) {
 	String path = p_path.replace("/", "\\");
 	String command = _quote_command_line_argument(path);