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Diffstat (limited to 'glusterfs-guts/src/guts-parse.h')
-rw-r--r-- | glusterfs-guts/src/guts-parse.h | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/glusterfs-guts/src/guts-parse.h b/glusterfs-guts/src/guts-parse.h new file mode 100644 index 00000000000..7791b1215a2 --- /dev/null +++ b/glusterfs-guts/src/guts-parse.h @@ -0,0 +1,140 @@ +/* + Copyright (c) 2008 Z RESEARCH, Inc. <http://www.zresearch.com> + This file is part of GlusterFS. + + GlusterFS 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 3 of the License, + or (at your option) any later version. + + GlusterFS 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, see <http://www.gnu.org/licenses/>. +*/ + +#ifndef _GUTS_PARSE_H_ +#define _GUTS_PARSE_H_ + +#include "glusterfs.h" +#include "glusterfs-guts.h" +#include "fuse_kernel.h" +#include <fuse/fuse_lowlevel.h> +#include "list.h" + +#ifndef _FUSE_OPAQUE_ +#define _FUSE_OPAQUE_ + +struct fuse_private { + int fd; + struct fuse *fuse; + struct fuse_session *se; + struct fuse_chan *ch; + char *mountpoint; +}; + +struct fuse_req { + struct fuse_ll *f; + uint64_t unique; + int ctr; + pthread_mutex_t lock; + struct fuse_ctx ctx; + struct fuse_chan *ch; + int interrupted; + union { + struct { + uint64_t unique; + } i; + struct { + fuse_interrupt_func_t func; + void *data; + } ni; + } u; + struct fuse_req *next; + struct fuse_req *prev; +}; + +struct fuse_ll { + int debug; + int allow_root; + struct fuse_lowlevel_ops op; + int got_init; + void *userdata; + uid_t owner; + struct fuse_conn_info conn; + struct fuse_req list; + struct fuse_req interrupts; + pthread_mutex_t lock; + int got_destroy; +}; +#endif + +#define REQ_BEGIN "GUTS_REQ_BEGIN:" +#define REQ_HEADER_FULL_LEN (strlen(REQ_BEGIN) + sizeof (struct fuse_in_header) + sizeof (int32_t)) + +#define REP_BEGIN "GUTS_REP_BEGIN:" +#define REP_HEADER_FULL_LEN (strlen(REP_BEGIN) + sizeof (struct fuse_req) + sizeof (int32_t)) + +#define REQ_HEADER_LEN (sizeof (struct fuse_in_header) + sizeof (int32_t)) +#define REP_HEADER_LEN (sizeof (struct fuse_req) + sizeof (int32_t)) + +#define is_request(begin) (0==strcmp(begin, REQ_BEGIN)?1:0) + +typedef void (*func_t)(struct fuse_in_header *, const void *); + +typedef struct { + func_t func; + const char *name; +} guts_log_t; + +typedef struct { + struct fuse_in_header header; + int32_t arg_len; + struct list_head list; + void *arg; +} guts_req_t; + +typedef struct { + struct fuse_req req; + int32_t arg_len; + void *arg; +} guts_reply_t; + +struct guts_replay_ctx { + int32_t tio_fd; + struct fuse_ll *guts_ll; + dict_t *replies; + dict_t *inodes; + dict_t *fds; + struct list_head requests; + dict_t *requests_dict; +}; + +typedef struct guts_replay_ctx guts_replay_ctx_t; + +extern guts_log_t guts_log[]; + +int32_t +guts_tio_init (const char *); + +void +guts_req_dump (struct fuse_in_header *, + const void *, + int32_t); + +guts_req_t * +guts_read_entry (guts_replay_ctx_t *ctx); + +void +guts_reply_dump (fuse_req_t, + const void *, + int32_t); + +guts_reply_t * +guts_read_reply (guts_replay_ctx_t *ctx, + uint64_t unique); + +#endif /* _GUTS_PARSE_H_ */ |