coreinit/memory.h: add OSMemoryBarrier, __OSZeroProcessMemory, OSGetSharedData (#126)

- add function OSMemoryBarrier
- add function __OSZeroProcessMemory
- add function OSGetSharedData + enum OSSharedDataType

include/coreinit/memory.h

@@ -14,10 +14,25 @@ extern "C" {
 
 typedef enum OSMemoryType
 {
-   OS_MEM1 = 1,
-   OS_MEM2 = 2,
+    OS_MEM1 = 1,
+    OS_MEM2 = 2,
 } OSMemoryType;
 
+typedef enum OSSharedDataType
+{
+    OS_SHAREDDATATYPE_FONT_CHINESE      =   0,
+    OS_SHAREDDATATYPE_FONT_KOREAN       =   1,
+    OS_SHAREDDATATYPE_FONT_STANDARD     =   2,
+    OS_SHAREDDATATYPE_FONT_TAIWANESE    =   3,
+    OS_SHAREDDATATYPE_FONT_MAX          =   4
+} OSSharedDataType;
+
+BOOL
+OSGetSharedData(OSSharedDataType type,
+                uint32_t unk_r4,
+                void** outPtr,
+                uint32_t* outSize);
+
 /**
  * Moves chunks of memory around, similarly to memmove. Overlapping source and
  * destination regions are supported.
@@ -131,6 +146,16 @@ OSGetMemBound(OSMemoryType type,
               uint32_t *outAddr,
               uint32_t *outSize);
 
+void
+OSMemoryBarrier();
+
+/**
+ * Zeros the memory for a given proccessID. 
+ * Works only inside the ROOT process.
+ *
+**/
+void
+__OSZeroProcessMemory(uint32_t proccesID);
 #ifdef __cplusplus
 }
 #endif