refactor: send the command with retry and error detection

[lunaix-os.git] / lunaix-os / kernel / fs / twifs / twifs.c

diff --git a/lunaix-os/kernel/fs/twifs/twifs.c b/lunaix-os/kernel/fs/twifs/twifs.c
index a40340f6eedf85594b709a47d570dd57e3968796..6049861a246654057dd5e812e531f5469de4ab6d 100644 (file)
--- a/lunaix-os/kernel/fs/twifs/twifs.c
+++ b/lunaix-os/kernel/fs/twifs/twifs.c
@@ -31,7 +31,7 @@ struct twifs_node*
 __twifs_get_node(struct twifs_node* parent, struct hstr* name);
 
 struct v_inode*
 __twifs_get_node(struct twifs_node* parent, struct hstr* name);
 
 struct v_inode*

-__twifs_create_inode(struct twifs_node* twi_node);
+__twifs_get_inode(struct twifs_node* twi_node);

 
 int
 __twifs_iterate_dir(struct v_inode* inode, struct dir_context* dctx);
 
 int
 __twifs_iterate_dir(struct v_inode* inode, struct dir_context* dctx);


@@ -78,6 +78,7 @@ __twifs_new_node(struct twifs_node* parent,
 
     node->name = HSTR(name, name_len);
     node->itype = itype;
 
     node->name = HSTR(name, name_len);
     node->itype = itype;

+    node->ino_id = inode_id++;

     hstr_rehash(&node->name, HSTR_FULL_HASH);
     llist_init_head(&node->children);
 
     hstr_rehash(&node->name, HSTR_FULL_HASH);
     llist_init_head(&node->children);
 


@@ -108,9 +109,6 @@ twifs_file_node(struct twifs_node* parent,
     struct twifs_node* twi_node =
       __twifs_new_node(parent, name, name_len, VFS_IFFILE | itype);
 
     struct twifs_node* twi_node =
       __twifs_new_node(parent, name, name_len, VFS_IFFILE | itype);
 

-    struct v_inode* twi_inode = __twifs_create_inode(twi_node);
-    twi_node->inode = twi_inode;
-

     return twi_node;
 }
 
     return twi_node;
 }
 


@@ -130,9 +128,6 @@ twifs_dir_node(struct twifs_node* parent,
     struct twifs_node* twi_node =
       __twifs_new_node(parent, name, name_len, VFS_IFDIR | itype);
 
     struct twifs_node* twi_node =
       __twifs_new_node(parent, name, name_len, VFS_IFDIR | itype);
 

-    struct v_inode* twi_inode = __twifs_create_inode(twi_node);
-    twi_node->inode = twi_inode;
-

     return twi_node;
 }
 
     return twi_node;
 }
 


@@ -148,17 +143,11 @@ __twifs_mkdir(struct v_inode* inode, struct v_dnode* dnode)
     return ENOTSUP;
 }
 
     return ENOTSUP;
 }
 

-int
-__twifs_mount(struct v_superblock* vsb, struct v_dnode* mount_point)
+void
+__twifs_init_inode(struct v_inode* inode, void* data)

 {
 {

-    vfs_assign_inode(mount_point, fs_root->inode);
-    return 0;
-}
+    struct twifs_node* twi_node = (struct twifs_node*)data;

 
 

-struct v_inode*
-__twifs_create_inode(struct twifs_node* twi_node)
-{
-    struct v_inode* inode = vfs_i_alloc(1, inode_id++);

     inode->itype = twi_node->itype;
     inode->data = twi_node;
 
     inode->itype = twi_node->itype;
     inode->data = twi_node;
 


@@ -178,6 +167,19 @@ __twifs_create_inode(struct twifs_node* twi_node)
     return inode;
 }
 
     return inode;
 }
 

+int
+__twifs_mount(struct v_superblock* vsb, struct v_dnode* mount_point)
+{
+    vsb->dev = 1;
+    struct v_inode* inode =
+      vfs_i_alloc(vsb, fs_root->ino_id, __twifs_init_inode, fs_root);
+    if (!inode) {
+        return ENOMEM;
+    }
+    vfs_assign_inode(mount_point, inode);
+    return 0;
+}
+

 int
 __twifs_fwrite(struct v_inode* inode, void* buffer, size_t len, size_t fpos)
 {
 int
 __twifs_fwrite(struct v_inode* inode, void* buffer, size_t len, size_t fpos)
 {


@@ -231,7 +233,16 @@ __twifs_dirlookup(struct v_inode* inode, struct v_dnode* dnode)
 
     struct twifs_node* child_node = __twifs_get_node(twi_node, &dnode->name);
     if (child_node) {
 
     struct twifs_node* child_node = __twifs_get_node(twi_node, &dnode->name);
     if (child_node) {

-        vfs_assign_inode(dnode, child_node->inode);
+        struct v_inode* inode = vfs_i_alloc(dnode->super_block,
+                                            child_node->ino_id,
+                                            __twifs_init_inode,
+                                            child_node);
+        if (!inode) {
+            return ENOENT;
+        }
+
+        dnode->data = twi_node->data;
+        vfs_assign_inode(dnode, inode);

         return 0;
     }
     return ENOENT;
         return 0;
     }
     return ENOENT;