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openmpi/ompi/mca/osc/rdma/osc_rdma_header.h
Brian Barrett 74008aac53 Support real RDMA operations for networks that support it
This commit was SVN r15288.
2007-07-05 03:32:32 +00:00

169 строки
5.7 KiB
C

/*
* Copyright (c) 2004-2005 The Trustees of Indiana University.
* All rights reserved.
* Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
* All rights reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 2007 Los Alamos National Security, LLC. All rights
* reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#ifndef OMPI_MCA_OSC_RDMA_HDR_H
#define OMPI_MCA_OSC_RDMA_HDR_H
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#include "opal/types.h"
/* Note -- 0x05 to 0x0A are of control_hdr type */
#define OMPI_OSC_RDMA_HDR_PUT 0x01
#define OMPI_OSC_RDMA_HDR_ACC 0x02
#define OMPI_OSC_RDMA_HDR_GET 0x03
#define OMPI_OSC_RDMA_HDR_REPLY 0x04
#define OMPI_OSC_RDMA_HDR_POST 0x05
#define OMPI_OSC_RDMA_HDR_COMPLETE 0x06
#define OMPI_OSC_RDMA_HDR_LOCK_REQ 0x07
#define OMPI_OSC_RDMA_HDR_UNLOCK_REQ 0x08
#define OMPI_OSC_RDMA_HDR_UNLOCK_REPLY 0x09
#define OMPI_OSC_RDMA_HDR_RDMA_COMPLETE 0x0A
#define OMPI_OSC_RDMA_HDR_RDMA_INFO 0x0B
#define OMPI_OSC_RDMA_HDR_FLAG_NBO 0x01
struct ompi_osc_rdma_base_header_t {
uint8_t hdr_type;
/* eventually, this will include endian information */
uint8_t hdr_flags;
};
typedef struct ompi_osc_rdma_base_header_t ompi_osc_rdma_base_header_t;
#define OMPI_OSC_RDMA_BASE_HDR_NTOH(h)
#define OMPI_OSC_RDMA_BASE_HDR_HTON(h)
struct ompi_osc_rdma_send_header_t {
ompi_osc_rdma_base_header_t hdr_base;
uint16_t hdr_windx;
int32_t hdr_origin;
ompi_ptr_t hdr_origin_sendreq;
int32_t hdr_origin_tag;
int32_t hdr_target_disp;
int32_t hdr_target_count;
int32_t hdr_target_op;
int32_t hdr_msg_length; /* 0 if payload is not included */
};
typedef struct ompi_osc_rdma_send_header_t ompi_osc_rdma_send_header_t;
#define OMPI_OSC_RDMA_SEND_HDR_HTON(hdr) \
do { \
OMPI_OSC_RDMA_BASE_HDR_HTON((hdr).hdr_base) \
(hdr).hdr_windx = htons((hdr).hdr_windx); \
(hdr).hdr_origin = htonl((hdr).hdr_origin); \
(hdr).hdr_origin_tag = htonl((hdr).hdr_origin_tag); \
(hdr).hdr_target_disp = htonl((hdr).hdr_target_disp); \
(hdr).hdr_target_count = htonl((hdr).hdr_target_count); \
(hdr).hdr_target_op = htonl((hdr).hdr_target_op); \
(hdr).hdr_msg_length = htonl((hdr).hdr_msg_length); \
} while (0)
#define OMPI_OSC_RDMA_SEND_HDR_NTOH(hdr) \
do { \
OMPI_OSC_RDMA_BASE_HDR_NTOH((hdr).hdr_base) \
(hdr).hdr_windx = ntohs((hdr).hdr_windx); \
(hdr).hdr_origin = ntohl((hdr).hdr_origin); \
(hdr).hdr_origin_tag = ntohl((hdr).hdr_origin_tag); \
(hdr).hdr_target_disp = ntohl((hdr).hdr_target_disp); \
(hdr).hdr_target_count = ntohl((hdr).hdr_target_count); \
(hdr).hdr_target_op = ntohl((hdr).hdr_target_op); \
(hdr).hdr_msg_length = ntohl((hdr).hdr_msg_length); \
} while (0)
struct ompi_osc_rdma_reply_header_t {
ompi_osc_rdma_base_header_t hdr_base;
ompi_ptr_t hdr_origin_sendreq;
int32_t hdr_target_tag;
int32_t hdr_msg_length;
};
typedef struct ompi_osc_rdma_reply_header_t ompi_osc_rdma_reply_header_t;
#define OMPI_OSC_RDMA_REPLY_HDR_HTON(hdr) \
do { \
OMPI_OSC_RDMA_BASE_HDR_HTON((hdr).hdr_base) \
(hdr).hdr_target_tag = htonl((hdr).hdr_target_tag); \
(hdr).hdr_msg_length = htonl((hdr).hdr_msg_length); \
} while (0)
#define OMPI_OSC_RDMA_REPLY_HDR_NTOH(hdr) \
do { \
OMPI_OSC_RDMA_BASE_HDR_NTOH((hdr).hdr_base) \
(hdr).hdr_target_tag = ntohl((hdr).hdr_target_tag); \
(hdr).hdr_msg_length = ntohl((hdr).hdr_msg_length); \
} while (0)
struct ompi_osc_rdma_control_header_t {
ompi_osc_rdma_base_header_t hdr_base;
int16_t hdr_windx;
int32_t hdr_value[2];
};
typedef struct ompi_osc_rdma_control_header_t ompi_osc_rdma_control_header_t;
#define OMPI_OSC_RDMA_CONTROL_HDR_HTON(hdr) \
do { \
OMPI_OSC_RDMA_BASE_HDR_HTON((hdr).hdr_base); \
(hdr).hdr_windx = htons((hdr).hdr_windx); \
(hdr).hdr_value[0] = htonl((hdr).hdr_value[0]); \
(hdr).hdr_value[1] = htonl((hdr).hdr_value[1]); \
} while (0)
#define OMPI_OSC_RDMA_CONTROL_HDR_NTOH(hdr) \
do { \
OMPI_OSC_RDMA_BASE_HDR_NTOH((hdr).hdr_base); \
(hdr).hdr_windx = ntohs((hdr).hdr_windx); \
(hdr).hdr_value[0] = ntohl((hdr).hdr_value[0]); \
(hdr).hdr_value[1] = ntohl((hdr).hdr_value[1]); \
} while (0)
struct ompi_osc_rdma_rdma_info_header_t {
ompi_osc_rdma_base_header_t hdr_base;
int16_t hdr_windx;
int32_t hdr_origin;
uint64_t hdr_segkey;
};
typedef struct ompi_osc_rdma_rdma_info_header_t ompi_osc_rdma_rdma_info_header_t;
#define OMPI_OSC_RDMA_RDMA_INFO_HDR_HTON(hdr) \
do { \
OMPI_OSC_RDMA_BASE_HDR_HTON((hdr).hdr_base); \
(hdr).hdr_windx = htons((hdr).hdr_windx); \
(hdr).hdr_origin = htonl((hdr).hdr_origin); \
(hdr).hdr_segkey = hton64((hdr).hdr_segkey); \
} while (0)
#define OMPI_OSC_RDMA_RDMA_INFO_HDR_NTOH(hdr) \
do { \
OMPI_OSC_RDMA_BASE_HDR_NTOH((hdr).hdr_base); \
(hdr).hdr_windx = ntohs((hdr).hdr_windx); \
(hdr).hdr_origin = ntohl((hdr).hdr_origin); \
(hdr).hdr_segkey = ntoh64((hdr).hdr_segkey); \
} while (0)
#endif /* OMPI_MCA_OSC_RDMA_HDR_H */