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108 lines
2.4 KiB
C
108 lines
2.4 KiB
C
/*
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* FUSE: Filesystem in Userspace
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* Copyright (C) 2001-2007 Miklos Szeredi <miklos@szeredi.hu>
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*
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* This program can be distributed under the terms of the GNU LGPLv2.
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* See the file COPYING.LIB
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*/
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#ifndef FUSE_I_H
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#define FUSE_I_H
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#define FUSE_USE_VERSION 31
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#include "fuse_lowlevel.h"
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struct fv_VuDev;
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struct fv_QueueInfo;
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struct fuse_security_context {
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const char *name;
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uint32_t ctxlen;
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const void *ctx;
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};
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struct fuse_req {
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struct fuse_session *se;
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uint64_t unique;
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int ctr;
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pthread_mutex_t lock;
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struct fuse_ctx ctx;
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struct fuse_chan *ch;
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int interrupted;
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unsigned int ioctl_64bit:1;
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union {
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struct {
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uint64_t unique;
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} i;
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struct {
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fuse_interrupt_func_t func;
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void *data;
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} ni;
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} u;
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struct fuse_req *next;
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struct fuse_req *prev;
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struct fuse_security_context secctx;
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};
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struct fuse_notify_req {
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uint64_t unique;
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void (*reply)(struct fuse_notify_req *, fuse_req_t, fuse_ino_t,
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const void *, const struct fuse_buf *);
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struct fuse_notify_req *next;
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struct fuse_notify_req *prev;
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};
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struct fuse_session {
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char *mountpoint;
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volatile int exited;
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int fd;
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int debug;
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int deny_others;
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struct fuse_lowlevel_ops op;
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int got_init;
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struct cuse_data *cuse_data;
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void *userdata;
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uid_t owner;
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struct fuse_conn_info conn;
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struct fuse_req list;
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struct fuse_req interrupts;
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pthread_mutex_t lock;
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pthread_rwlock_t init_rwlock;
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int got_destroy;
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int broken_splice_nonblock;
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uint64_t notify_ctr;
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struct fuse_notify_req notify_list;
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size_t bufsize;
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int error;
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char *vu_socket_path;
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char *vu_socket_group;
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int vu_listen_fd;
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int vu_socketfd;
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struct fv_VuDev *virtio_dev;
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int thread_pool_size;
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};
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struct fuse_chan {
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pthread_mutex_t lock;
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int ctr;
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int fd;
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struct fv_QueueInfo *qi;
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};
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int fuse_send_reply_iov_nofree(fuse_req_t req, int error, struct iovec *iov,
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int count);
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void fuse_free_req(fuse_req_t req);
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void fuse_session_process_buf_int(struct fuse_session *se,
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struct fuse_bufvec *bufv,
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struct fuse_chan *ch);
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#define FUSE_MAX_MAX_PAGES 256
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#define FUSE_DEFAULT_MAX_PAGES_PER_REQ 32
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/* room needed in buffer to accommodate header */
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#define FUSE_BUFFER_HEADER_SIZE 0x1000
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#endif
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