diff options
| -rw-r--r-- | libtrivfs/trivfs.h | 44 |
1 files changed, 39 insertions, 5 deletions
diff --git a/libtrivfs/trivfs.h b/libtrivfs/trivfs.h index 30dace8f..8e62db68 100644 --- a/libtrivfs/trivfs.h +++ b/libtrivfs/trivfs.h @@ -84,6 +84,11 @@ extern int trivfs_support_exec; operations.) */ extern int trivfs_allow_open; +/* If the user defines these, they should be vectors (and the associated + sizes) of port classes that will be translated into control & protid + pointers for passing to rpcs, in addition to those passed to or created by + trivfs_create_control (or trivfs_startup) will automatically be + recognized. */ extern struct port_class *trivfs_protid_portclasses[]; extern int trivfs_protid_nportclasses; extern struct port_class *trivfs_cntl_portclasses[]; @@ -136,10 +141,11 @@ error_t (*trivfs_getroot_hook) (struct trivfs_control *cntl, /* Creates a control port for this filesystem and sends it to BOOTSTRAP with fsys_startup. CONTROL_CLASS & CONTROL_BUCKET are passed to the ports library to create the control port, and PROTID_CLASS & PROTID_BUCKET are - used when creating ports representing opens of this node. If CONTROL - isn't NULL, the trivfs control port is return in it. If any error occurs - sending fsys_startup, it is returned, otherwise 0. FLAGS specifies how to - open the underlying node (O_*). */ + used when creating ports representing opens of this node; any of these may + be zero, in which case an appropriate port class/bucket is created. If + CONTROL isn't NULL, the trivfs control port is return in it. If any error + occurs sending fsys_startup, it is returned, otherwise 0. FLAGS specifies + how to open the underlying node (O_*). */ error_t trivfs_startup (mach_port_t bootstrap, int flags, struct port_class *control_class, struct port_bucket *control_bucket, @@ -151,7 +157,8 @@ error_t trivfs_startup (mach_port_t bootstrap, int flags, return it in CONTROL. CONTROL_CLASS & CONTROL_BUCKET are passed to the ports library to create the control port, and PROTID_CLASS & PROTID_BUCKET are used when creating ports representing opens of this - node. */ + node; any of these may be zero, in which case an appropriate port + class/bucket is created. */ error_t trivfs_create_control (mach_port_t underlying, struct port_class *control_class, @@ -209,5 +216,32 @@ error_t trivfs_set_options (struct trivfs_control *fsys, routine simply calls diskfs_append_std_options. */ error_t trivfs_append_args (struct trivfs_control *fsys, char **argz, size_t *argz_len); + +/* Add the port class *CLASS to the list of control port classes recognized + by trivfs; if *CLASS is 0, an attempt is made to allocate a new port + class, which is stored in *CLASS. */ +error_t trivfs_add_control_port_class (struct port_class **class); + +/* Remove the previously added dynamic control port class CLASS, freeing it + if it was allocated by trivfs_add_control_port_class. */ +void trivfs_remove_control_port_class (struct port_class *class); + +/* Add the port class *CLASS to the list of protid port classes recognized by + trivfs; if *CLASS is 0, an attempt is made to allocate a new port class, + which is stored in *CLASS. */ +error_t trivfs_add_protid_port_class (struct port_class **class); + +/* Remove the previously added dynamic protid port class CLASS, freeing it + if it was allocated by trivfs_add_protid_port_class. */ +void trivfs_remove_protid_port_class (struct port_class *class); + +/* Add the port bucket *BUCKET to the list of dynamically allocated port + buckets; if *bucket is 0, an attempt is made to allocate a new port + bucket, which is then stored in *bucket. */ +error_t trivfs_add_port_bucket (struct port_bucket **bucket); + +/* Remove the previously added dynamic port bucket BUCKET, freeing it + if it was allocated by trivfs_add_port_bucket. */ +void trivfs_remove_port_bucket (struct port_bucket *bucket); #endif /* __TRIVFS_H__ */ |