pvfs2-request.h

/*
 * (C) 2002 Clemson University and The University of Chicago.
 *
 * See COPYING in top-level directory.
 */

#ifndef __PVFS2_REQUEST_H
#define __PVFS2_REQUEST_H

#include <pvfs2-types.h>

#define PVFS_BOTTOM NULL

typedef struct PINT_Request *PVFS_Request;

int PVFS_Request_contiguous(int32_t count, PVFS_Request oldreq,
		      PVFS_Request *newreq);

int PVFS_Request_vector(int32_t count, int32_t blocklength,
		PVFS_size stride, PVFS_Request oldreq, PVFS_Request *newreq);

int PVFS_Request_hvector(int32_t count, int32_t blocklength,
		PVFS_size stride, PVFS_Request oldreq, PVFS_Request *newreq);

int PVFS_Request_indexed(int32_t count, int32_t *blocklengths,
		      PVFS_size *displacements, PVFS_Request oldreq, PVFS_Request *newreq);

int PVFS_Request_hindexed(int32_t count, int32_t *blocklengths,
		PVFS_size *displacements, PVFS_Request oldreq, PVFS_Request *newreq);

int PVFS_Request_struct(int32_t count, int32_t *blocklengths,
		PVFS_size *displacements, PVFS_Request *oldreqs, PVFS_Request *newreq);

int PVFS_Request_resized(PVFS_Request oldreq, PVFS_offset lb,
                PVFS_size extent, PVFS_Request *newreq);

int PVFS_Address(void* location, PVFS_offset *address);

int PVFS_Request_extent(PVFS_Request request, PVFS_size *extent);

int PVFS_Request_size(PVFS_Request request, PVFS_size *size);

int PVFS_Request_lb(PVFS_Request request, PVFS_size *displacement);

int PVFS_Request_ub(PVFS_Request request, PVFS_size *displacement);

int PVFS_Request_commit(PVFS_Request *reqp);

int PVFS_Request_free(PVFS_Request *reqp);

/* pre-defined request types */
extern PVFS_Request PVFS_CHAR;
extern PVFS_Request PVFS_SHORT;
extern PVFS_Request PVFS_INT;
extern PVFS_Request PVFS_LONG;
extern PVFS_Request PVFS_UNSIGNED_CHAR;
extern PVFS_Request PVFS_UNSIGNED_SHORT;
extern PVFS_Request PVFS_UNSIGNED;
extern PVFS_Request PVFS_UNSIGNED_INT;
extern PVFS_Request PVFS_UNSIGNED_LONG;
extern PVFS_Request PVFS_FLOAT;
extern PVFS_Request PVFS_DOUBLE;
extern PVFS_Request PVFS_LONG_DOUBLE;
extern PVFS_Request PVFS_BYTE;
extern PVFS_Request PVFS_PACKED;

#endif /* __PVFS2_REQUEST_H */

/*
 * Local variables:
 *  c-indent-level: 4
 *  c-basic-offset: 4
 * End:
 *
 * vim: ts=8 sts=4 sw=4 expandtab
 */