dlm.h

#ifndef _DLM_H
#define _DLM_H

#ifdef NO_COROSYNC
#define CS_OK 1
typedef uint64_t cmap_handle_t;
#else
#include	<corosync/cmap.h>
#endif

#ifndef NO_DLM
#include	<libdlm.h>
#include	<errno.h>
#else
#define LKF_NOQUEUE	0x00000001
#define LKM_PWMODE	4
#define EUNLOCK		0x10002

typedef void *dlm_lshandle_t;

struct dlm_lksb {
	int sb_status;
	uint32_t sb_lkid;
	char sb_flags;
	char *sb_lvbptr;
};
#endif

struct cmap_hooks {
	void *cmap_handle;      /* corosync lib related */

	int (*initialize)(cmap_handle_t *handle);
	int (*get_string)(cmap_handle_t handle,
			  const char *string,
			  char **name);
	int (*finalize)(cmap_handle_t handle);
};

void set_cmap_hooks(void);

struct dlm_hooks {
	void *dlm_handle;	/* dlm lib related */

	dlm_lshandle_t (*create_lockspace)(const char *name,
					   unsigned int mode);
	dlm_lshandle_t (*open_lockspace)(const char *name);
	int (*release_lockspace)(const char *name, dlm_lshandle_t ls,
				 int force);
	int (*ls_lock)(dlm_lshandle_t lockspace, uint32_t mode,
		       struct dlm_lksb *lksb, uint32_t flags,
		       const void *name, unsigned int namelen,
		       uint32_t parent, void (*astaddr) (void *astarg),
		       void *astarg, void (*bastaddr) (void *astarg),
		       void *range);
	int (*ls_unlock_wait)(dlm_lshandle_t lockspace, uint32_t lkid,
			      uint32_t flags, struct dlm_lksb *lksb);
	int (*ls_get_fd)(dlm_lshandle_t ls);
	int (*dispatch)(int fd);
};

void set_dlm_hooks(void);
int dlm_funs_ready(void);

#endif /* _dlm_H */