diff options
| -rw-r--r-- | libnetfs/Makefile | 2 | ||||
| -rw-r--r-- | libnetfs/file-map.c | 31 | ||||
| -rw-r--r-- | libnetfs/netfs.h | 5 |
3 files changed, 37 insertions, 1 deletions
diff --git a/libnetfs/Makefile b/libnetfs/Makefile index 0d4205d5..24606ff9 100644 --- a/libnetfs/Makefile +++ b/libnetfs/Makefile @@ -31,7 +31,7 @@ FSSRCS= dir-link.c dir-lookup.c dir-mkdir.c dir-mkfile.c \ file-check-access.c file-chflags.c file-chmod.c file-chown.c \ file-exec.c file-get-fs-options.c file-get-storage-info.c \ file-get-translator.c file-getcontrol.c file-getlinknode.c \ - file-lock-stat.c file-lock.c file-set-size.c \ + file-lock-stat.c file-lock.c file-map.c file-set-size.c \ file-set-translator.c file-statfs.c file-sync.c file-syncfs.c \ file-utimes.c file-record-lock.c file-reparent.c fsstubs.c \ file-get-transcntl.c diff --git a/libnetfs/file-map.c b/libnetfs/file-map.c new file mode 100644 index 00000000..85fe93f2 --- /dev/null +++ b/libnetfs/file-map.c @@ -0,0 +1,31 @@ +/* Default version of netfs_get_filemap + + Copyright (C) 2021 Free Software Foundation, Inc. + + This file is part of the GNU Hurd. + + The GNU Hurd is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2, or (at + your option) any later version. + + The GNU Hurd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. */ + +#include "netfs.h" + +/* The user may define this function. Return a memory object proxy port (send + right) for the file contents of NP. PROT is the maximum allowable + access. On errors, return MACH_PORT_NULL and set errno. */ +mach_port_t __attribute__ ((weak)) +netfs_get_filemap (struct node *np, vm_prot_t prot) +{ + errno = EOPNOTSUPP; + return MACH_PORT_NULL; +} diff --git a/libnetfs/netfs.h b/libnetfs/netfs.h index 38182ab7..ca506747 100644 --- a/libnetfs/netfs.h +++ b/libnetfs/netfs.h @@ -303,6 +303,11 @@ error_t netfs_get_dirents (struct iouser *cred, struct node *dir, mach_msg_type_number_t *datacnt, vm_size_t bufsize, int *amt); +/* The user may define this function. Return a memory object proxy port (send + right) for the file contents of NP. PROT is the maximum allowable + access. On errors, return MACH_PORT_NULL and set errno. */ +mach_port_t netfs_get_filemap (struct node *np, vm_prot_t prot); + /* The user may define this function. For a full description, see hurd/hurd_types.h. The default response indicates a network store. If the supplied buffers are not large enough, they should |