Message types for VFS mknod

Change-Id: I41772ffe0efc520b3cd204857c33c8c76d81a5a8

include/minix/ipc.h

@@ -271,6 +271,20 @@ typedef struct {
 } mess_vfs_fs_mkdir;
 _ASSERT_MSG_SIZE(mess_vfs_fs_mkdir);
 
+typedef struct {
+	dev_t device;
+	ino_t inode;
+
+	mode_t mode;
+	uid_t uid;
+	gid_t gid;
+	cp_grant_id_t grant;
+	size_t path_len;
+
+	uint8_t data[20];
+} mess_vfs_fs_mknod;
+_ASSERT_MSG_SIZE(mess_vfs_fs_mknod);
+
 typedef struct {
 	ino_t inode;
 
@@ -504,6 +518,7 @@ typedef struct {
 	mess_vfs_fs_lookup m_vfs_fs_lookup;
 	mess_fs_vfs_lookup m_fs_vfs_lookup;
 	mess_vfs_fs_mkdir m_vfs_fs_mkdir;
+	mess_vfs_fs_mknod m_vfs_fs_mknod;
 	mess_vfs_fs_mountpoint m_vfs_fs_mountpoint;
 	mess_vfs_fs_new_driver m_vfs_fs_new_driver;
 	mess_vfs_fs_putnode m_vfs_fs_putnode;

lib/libpuffs/open.c

@@ -133,22 +133,22 @@ int fs_mknod(void)
   }
 
   /* Copy the last component and set up caller's user and group id */
-  len = fs_m_in.REQ_PATH_LEN;
+  len = fs_m_in.m_vfs_fs_mknod.path_len;
   pcn.pcn_namelen = len - 1;
   if (pcn.pcn_namelen > NAME_MAX)
 	return(ENAMETOOLONG);
 
-  err_code = sys_safecopyfrom(VFS_PROC_NR, (cp_grant_id_t) fs_m_in.REQ_GRANT,
+  err_code = sys_safecopyfrom(VFS_PROC_NR, fs_m_in.m_vfs_fs_mknod.grant,
                              (vir_bytes) 0, (vir_bytes) pcn.pcn_name,
 			     (size_t) len);
   if (err_code != OK) return(err_code);
   NUL(pcn.pcn_name, len, sizeof(pcn.pcn_name));
 
-  caller_uid = (uid_t) fs_m_in.REQ_UID;
+  caller_uid = fs_m_in.m_vfs_fs_mknod.uid;
-  caller_gid = (gid_t) fs_m_in.REQ_GID;
+  caller_gid = fs_m_in.m_vfs_fs_mknod.gid;
 
   /* Get last directory pnode */
-  if ((pn_dir = puffs_pn_nodewalk(global_pu, 0, &fs_m_in.REQ_INODE_NR)) == NULL)
+  if ((pn_dir = puffs_pn_nodewalk(global_pu, 0, &fs_m_in.m_vfs_fs_mknod.inode)) == NULL)
 	return(ENOENT);
 
   memset(&pni, 0, sizeof(pni));
@@ -158,10 +158,10 @@ int fs_mknod(void)
 
   memset(&va, 0, sizeof(va));
   va.va_type = VDIR;
-  va.va_mode = (mode_t) fs_m_in.REQ_MODE;
+  va.va_mode = fs_m_in.m_vfs_fs_mknod.mode;
   va.va_uid = caller_uid;
   va.va_gid = caller_gid;
-  va.va_rdev = fs_m_in.REQ_DEV;
+  va.va_rdev = fs_m_in.m_vfs_fs_mknod.device;
   va.va_atime = va.va_mtime = va.va_ctime = cur_time;
 
   if (buildpath) {

servers/ext2/open.c

@@ -86,25 +86,25 @@ int fs_mknod()
   phys_bytes len;
 
   /* Copy the last component and set up caller's user and group id */
-  len = fs_m_in.REQ_PATH_LEN; /* including trailing '\0' */
+  len = fs_m_in.m_vfs_fs_mknod.path_len; /* including trailing '\0' */
   if (len > NAME_MAX + 1 || len > EXT2_NAME_MAX + 1)
 	return(ENAMETOOLONG);
 
-  err_code = sys_safecopyfrom(VFS_PROC_NR, (cp_grant_id_t) fs_m_in.REQ_GRANT,
+  err_code = sys_safecopyfrom(VFS_PROC_NR, fs_m_in.m_vfs_fs_mknod.grant,
                              (vir_bytes) 0, (vir_bytes) lastc, (size_t) len);
   if (err_code != OK) return err_code;
   NUL(lastc, len, sizeof(lastc));
 
-  caller_uid = (uid_t) fs_m_in.REQ_UID;
+  caller_uid = fs_m_in.m_vfs_fs_mknod.uid;
-  caller_gid = (gid_t) fs_m_in.REQ_GID;
+  caller_gid = fs_m_in.m_vfs_fs_mknod.gid;
 
   /* Get last directory inode */
-  if((ldirp = get_inode(fs_dev, (pino_t) fs_m_in.REQ_INODE_NR)) == NULL)
+  if((ldirp = get_inode(fs_dev, fs_m_in.m_vfs_fs_mknod.inode)) == NULL)
 	  return(ENOENT);
 
   /* Try to create the new node */
-  ip = new_node(ldirp, lastc, (pmode_t) fs_m_in.REQ_MODE,
+  ip = new_node(ldirp, lastc, fs_m_in.m_vfs_fs_mknod.mode,
-		(block_t) fs_m_in.REQ_DEV);
+		(block_t) fs_m_in.m_vfs_fs_mknod.device);
 
   put_inode(ip);
   put_inode(ldirp);

servers/mfs/open.c

@@ -77,22 +77,22 @@ int fs_mknod()
   phys_bytes len;
 
   /* Copy the last component and set up caller's user and group id */
-  len = min( (unsigned) fs_m_in.REQ_PATH_LEN, sizeof(lastc));
+  len = min(fs_m_in.m_vfs_fs_mknod.path_len, sizeof(lastc));
-  err_code = sys_safecopyfrom(VFS_PROC_NR, (cp_grant_id_t) fs_m_in.REQ_GRANT,
+  err_code = sys_safecopyfrom(VFS_PROC_NR, fs_m_in.m_vfs_fs_mknod.grant,
   			    (vir_bytes) 0, (vir_bytes) lastc, (size_t) len);
   if (err_code != OK) return err_code;
   NUL(lastc, len, sizeof(lastc));
   
-  caller_uid = (uid_t) fs_m_in.REQ_UID;
+  caller_uid = fs_m_in.m_vfs_fs_mknod.uid;
-  caller_gid = (gid_t) fs_m_in.REQ_GID;
+  caller_gid = fs_m_in.m_vfs_fs_mknod.gid;
   
   /* Get last directory inode */
-  if((ldirp = get_inode(fs_dev, (pino_t) fs_m_in.REQ_INODE_NR)) == NULL)
+  if((ldirp = get_inode(fs_dev, fs_m_in.m_vfs_fs_mknod.inode)) == NULL)
 	  return(ENOENT);
 
   /* Try to create the new node */
-  ip = new_node(ldirp, lastc, (pmode_t) fs_m_in.REQ_MODE,
+  ip = new_node(ldirp, lastc, fs_m_in.m_vfs_fs_mknod.mode,
-  		(zone_t) fs_m_in.REQ_DEV);
+  		(zone_t) fs_m_in.m_vfs_fs_mknod.device);
 
   put_inode(ip);
   put_inode(ldirp);

servers/vfs/request.c

@@ -582,13 +582,13 @@ int req_mknod(
 
   /* Fill in request message */
   m.m_type = REQ_MKNOD;
-  m.REQ_INODE_NR = (pino_t) inode_nr;
+  m.m_vfs_fs_mknod.inode = inode_nr;
-  m.REQ_MODE = (pmode_t) dmode;
+  m.m_vfs_fs_mknod.mode = dmode;
-  m.REQ_DEV = dev;
+  m.m_vfs_fs_mknod.device = dev;
-  m.REQ_UID = (puid_t) uid;
+  m.m_vfs_fs_mknod.uid = uid;
-  m.REQ_GID = (pgid_t) gid;
+  m.m_vfs_fs_mknod.gid = gid;
-  m.REQ_GRANT = grant_id;
+  m.m_vfs_fs_mknod.grant = grant_id;
-  m.REQ_PATH_LEN = len;
+  m.m_vfs_fs_mknod.path_len = len;
 
   /* Send/rec request */
   r = fs_sendrec(fs_e, &m);