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a697d95fcd
Only used by FUSE_INIT and CUSE_INIT, these can store the relevant pointer in their structs derived from fuse_args. Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
66 lines
1.1 KiB
C
66 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _FS_FUSE_ARGS_H
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#define _FS_FUSE_ARGS_H
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#include <linux/types.h>
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struct fuse_mount;
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/** One input argument of a request */
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struct fuse_in_arg {
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unsigned size;
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const void *value;
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};
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/** One output argument of a request */
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struct fuse_arg {
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unsigned size;
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void *value;
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};
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struct fuse_args {
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u64 nodeid;
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u32 opcode;
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u32 uid;
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u32 gid;
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u32 pid;
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u8 in_numargs;
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u8 out_numargs;
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u8 ext_idx;
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bool force:1;
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bool noreply:1;
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bool nocreds:1;
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bool in_pages:1;
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bool out_pages:1;
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bool user_pages:1;
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bool out_argvar:1;
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bool page_zeroing:1;
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bool page_replace:1;
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bool may_block:1;
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bool is_ext:1;
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bool is_pinned:1;
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bool invalidate_vmap:1;
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bool abort_on_kill:1;
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struct fuse_in_arg in_args[4];
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struct fuse_arg out_args[2];
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void (*end)(struct fuse_args *args, int error);
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/* Used for kvec iter backed by vmalloc address */
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void *vmap_base;
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};
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/** FUSE folio descriptor */
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struct fuse_folio_desc {
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unsigned int length;
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unsigned int offset;
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};
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struct fuse_args_pages {
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struct fuse_args args;
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struct folio **folios;
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struct fuse_folio_desc *descs;
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unsigned int num_folios;
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};
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#endif /* _FS_FUSE_ARGS_H */
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