syscall message unmaps upon invokemain

1 files changed, 22 insertions, 3 deletions

diff --git a/syscall/invoke-untyped.c b/syscall/invoke-untyped.c
index fe34ce9..a89306e 100644
--- a/syscall/invoke-untyped.c
+++ b/syscall/invoke-untyped.c
@@ -1,4 +1,5 @@
 #include "handles.h"
+#include "object.h"
 #include "syscall.h"
 #include "error.h"
 #include "memory.h"
@@ -69,7 +70,7 @@ s_handle_invoke_untyped_split(
     };
 
     size_t *split = ko_entry_data(dest_entry);
-    *untyped -= dest_bytes;
+*untyped -= dest_bytes;
     *split = dest_bytes;
 
 #ifdef DBG_SYSCALL
@@ -80,11 +81,29 @@ s_handle_invoke_untyped_split(
     return 0;
 }
 
+static int
+s_handle_invoke_untyped_retype(
+        objdir_t *root_dir, 
+        objdir_entry_t *target, 
+        uint8_t *payload,
+        size_t payload_at
+        )
+{
+    obj_type_t retype;
+    SYSCALL_PAYLOAD_TAKEL(payload, payload_at, retype, obj_type_t);
+
+    switch(retype) {
+        case KO_OBJECT_DIRECTORY:
+            return ko_untyped_retype_objdir(target);
+        default: return KE_BADTYPE;
+    }
+}
+
 static int (*s_invoke_handles[])(objdir_t*, objdir_entry_t*, uint8_t*, size_t) = {
     [INVOKE_UNTYPED_SIZE] = s_handle_invoke_untyped_size,
     [INVOKE_UNTYPED_SPLIT] = s_handle_invoke_untyped_split,
-
-    [INVOKE_UNTYPED_ALIGNMENT] = s_handle_invoke_untyped_alignment
+    [INVOKE_UNTYPED_ALIGNMENT] = s_handle_invoke_untyped_alignment,
+    [INVOKE_UNTYPED_RETYPE] = s_handle_invoke_untyped_retype,
 };
 static size_t s_invoke_handles_count = sizeof(s_invoke_handles) / sizeof(void*);