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include/blobfs.h: add comments for callback functions

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Change-Id: I9f04589440d2080c93f46838e54da7e6450a18ec
Signed-off-by: Yanbo Zhou <yanbo.zhou@intel.com>
Reviewed-on: https://review.gerrithub.io/407687
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
This commit is contained in:
Yanbo Zhou 2018-04-16 12:14:09 +08:00 committed by Jim Harris
parent 6b504fda5d
commit d7541156b3
1 changed files with 46 additions and 2 deletions
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48
include/spdk/blobfs.h
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@ -62,16 +62,60 @@ struct spdk_file_stat {
uint64_t size;
};
/**
* Filesystem operation completion callback with handle.
*
* \param ctx Context for the operation.
* \param fs Handle to a blobfs.
* \param fserrno 0 if it completed successfully, or negative errno if it failed.
*/
typedef void (*spdk_fs_op_with_handle_complete)(void *ctx, struct spdk_filesystem *fs,
int fserrno);
/**
* File operation completion callback with handle.
*
* \param ctx Context for the operation.
* \param f Handle to a file.
* \param fserrno 0 if it completed successfully, or negative errno if it failed.
*/
typedef void (*spdk_file_op_with_handle_complete)(void *ctx, struct spdk_file *f, int fserrno);
typedef spdk_bs_op_complete spdk_fs_op_complete;
/**
* File operation completion callback.
*
* \param ctx Context for the operation.
* \param fserrno 0 if it completed successfully, or negative errno if it failed.
*/
typedef void (*spdk_file_op_complete)(void *ctx, int fserrno);
/**
* File stat operation completion callback.
*
* \param ctx Context for the operation.
* \param stat Handle to the stat about the file.
* \param fserrno 0 if it completed successfully, or negative errno if it failed.
*/
typedef void (*spdk_file_stat_op_complete)(void *ctx, struct spdk_file_stat *stat, int fserrno);
typedef void (*fs_request_fn)(void *);
typedef void (*fs_send_request_fn)(fs_request_fn, void *);
/**
* Function for a request of file system.
*
* \param arg Argument to the request function.
*/
typedef void (*fs_request_fn)(void *arg);
/**
* Function for sending request.
*
* This function will be invoked any time when the filesystem wants to pass a
* message to the main dispatch thread.
*
* \param fs_request_fn A pointer to the request function.
* \param arg Argument to the request function.
*/
typedef void (*fs_send_request_fn)(fs_request_fn, void *arg);
/**
* Initialize a spdk_blobfs_opts structure to the default option values.