Swap (Haiku): detect detailed info

Author: CarterLi

src/detection/swap/swap_haiku.c

@@ -1,14 +1,25 @@
 #include "swap.h"
 
 #include <OS.h>
+#include <driver_settings.h>
 
-const char* ffDetectSwap(FFSwapResult* swap)
+const char* ffDetectSwap(FFlist* result)
 {
     system_info info;
     if (get_system_info(&info) != B_OK)
         return "Error getting system info";
 
     uint32_t pageSize = instance.state.platform.sysinfo.pageSize;
+    FFSwapResult* swap = ffListAdd(result);
+    ffStrbufInitStatic(&swap->name, "System");
+    void* kvms = load_driver_settings("virtual_memory"); // /boot/home/config/settings/kernel/drivers/virtual_memory
+    if (kvms)
+    {
+        const char* swapAuto = get_driver_parameter(kvms, "swap_auto", NULL, NULL);
+	if (swapAuto)
+            ffStrbufSetStatic(&swap->name, swapAuto[0] == 'y' ? "Auto" : "Manual");
+        unload_driver_settings(kvms);
+    }
     swap->bytesTotal = pageSize * (uint64_t) info.max_swap_pages;
     swap->bytesUsed = pageSize * (uint64_t) (info.max_swap_pages - info.free_swap_pages);