working usermode objdir iteration

1 files changed, 31 insertions, 1 deletions

diff --git a/arch/x86_64/syscall.c b/arch/x86_64/syscall.c
index a563525..5582336 100644
--- a/arch/x86_64/syscall.c
+++ b/arch/x86_64/syscall.c
@@ -1,6 +1,36 @@
 #include "arch/x86_64/processor.h"
+#include "syscall/handles.h"
+#include "print.h"
+#include "lock.h"
+#include "error.h"
 #include <stddef.h>
-    
+
+static inline int
+s_invoke_release(
+        objdir_t *root_dir, 
+        objdir_entry_t *target, 
+        uint8_t *payload, 
+        size_t payload_at,
+        int (*invoke)(objdir_t*, objdir_entry_t*, uint8_t*, size_t))
+{
+    int e = invoke(root_dir, target, payload, payload_at);
+    mtx_release(&target->lock);
+    return e;
+}
+
+int 
+_syscall_handler_arch(objdir_t *root_dir, objdir_entry_t *target, uint8_t *payload, size_t payload_at)
+{
+    switch(target->type) {
+        case KO_MEMORY_MAPPING:
+            return s_invoke_release(root_dir, target, payload, payload_at, syscall_handle_invoke_mapping);
+        default:
+            klogf("Missing implementation of invoke for type %i\n", target->type);
+            mtx_release(&target->lock);
+            return -KE_BADTYPE;
+    }
+}
+
 __attribute__((naked))
 void _syscall_entry(void)
 {