fix dependency check logic cause config always disabled
[lunaix-os.git] / lunaix-os / includes / lunaix / mm / mmap.h
index 642922542cadcf9da3c5aac327faed10496b997b..307610b6aa4ec9f430bbe9161dc1bc06901a5940 100644 (file)
@@ -7,24 +7,42 @@
 
 struct mmap_param
 {
-    ptr_t vms_mnt;
-    vm_regions_t* regions;
-    off_t offset;
-    size_t length;
-    u32_t proct;
-    u32_t flags;
-    u32_t type;
+    ptr_t vms_mnt;        // vm mount point
+    struct proc_mm* pvms; // process vm
+    off_t offset;         // mapped file offset
+    size_t mlen;          // mapped memory length
+    size_t flen;          // mapped file length
+    u32_t proct;          // protections
+    u32_t flags;          // other options
+    u32_t type;           // region type
+    ptr_t range_start;
+    ptr_t range_end;
 };
 
+int
+mem_adjust_inplace(vm_regions_t* regions,
+                   struct mm_region* region,
+                   ptr_t newend);
+
+int 
+mmap_user(void** addr_out,
+        struct mm_region** created,
+        ptr_t addr,
+        struct v_file* file,
+        struct mmap_param* param);
+
 int
 mem_map(void** addr_out,
         struct mm_region** created,
-        void* addr,
+        ptr_t addr,
         struct v_file* file,
         struct mmap_param* param);
 
 int
-mem_unmap(ptr_t mnt, vm_regions_t* regions, void* addr, size_t length);
+mem_unmap(ptr_t mnt, vm_regions_t* regions, ptr_t addr, size_t length);
+
+void
+mem_unmap_region(ptr_t mnt, struct mm_region* region);
 
 void
 mem_sync_pages(ptr_t mnt,