text: /*
  * Copyright (c) 2015-2016 Intel Corporation, Inc.  All rights reserved.
  *
  * This software is available to you under a choice of one of two
  * licenses.  You may choose to be licensed under the terms of the GNU
  * General Public License (GPL) Version 2, available from the file
  * COPYING in the main directory of this source tree, or the
  * BSD license below:
  *
  *     Redistribution and use in source and binary forms, with or
  *     without modification, are permitted provided that the following
  *     conditions are met:
  *
  *      - Redistributions of source code must retain the above
  *        copyright notice, this list of conditions and the following
  *        disclaimer.
  *
  *      - Redistributions in binary form must reproduce the above
  *        copyright notice, this list of conditions and the following
  *        disclaimer in the documentation and/or other materials
  *        provided with the distribution.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
  
  #ifndef _FI_NETDIR_H_
  #define _FI_NETDIR_H_
  
  #if HAVE_CONFIG_H
  #  include <config.h>
  #endif /* HAVE_CONFIG_H */
  
  #include <ws2tcpip.h>
  #include <winsock2.h>
  #include <assert.h>
  
  #include <ndspi.h>
  #include "ofi_osd.h"
  
  #ifdef __cplusplus
  extern "C" {
  #endif /* __cplusplus */
  
  
  #define ND_MSG_IOV_LIMIT		(256)
  #define ND_MSG_INTERNAL_IOV_LIMIT	(512)
  #define ND_EP_MAX_CM_DATA_SIZE		(256)
  #define OFI_ND_MAX_MR_CNT		(1 << 16)
  
  #define OFI_ND_DOMAIN_CAPS	(FI_LOCAL_COMM | FI_REMOTE_COMM)
  
  #define OFI_ND_EP_CAPS	(FI_MSG | FI_RMA |			\
  			 FI_SEND | FI_RECV |			\
  			 FI_READ | FI_WRITE |			\
  			 FI_REMOTE_READ | FI_REMOTE_WRITE)
  
  #define OFI_ND_TX_OP_FLAGS	(FI_INJECT | FI_COMPLETION | FI_TRANSMIT_COMPLETE |	\
  				 FI_INJECT_COMPLETE | FI_DELIVERY_COMPLETE |		\
  				 FI_SELECTIVE_COMPLETION)
  
  #define OFI_ND_MSG_ORDER (OFI_ORDER_RAR_SET | OFI_ORDER_RAW_SET | FI_ORDER_RAS | \
  			OFI_ORDER_WAW_SET | FI_ORDER_WAS | FI_ORDER_SAW | FI_ORDER_SAS )
  
  extern struct gl_data {
  	int	inline_thr;
  	int	prepost_cnt;
  	int	prepost_buf_cnt;
  	int	flow_control_cnt;
  	int	total_avail;
  } gl_data;
  
  extern struct fi_provider ofi_nd_prov;
  extern struct util_prov ofi_nd_util_prov;
  extern struct fi_info ofi_nd_info;
  
  extern const char ofi_nd_prov_name[];
  
  int ofi_nd_cq_open(struct fid_domain *domain, struct fi_cq_attr *attr,
  		   struct fid_cq **cq_fid, void *context);
  int ofi_nd_eq_open(struct fid_fabric *fabric, struct fi_eq_attr *attr,
  		   struct fid_eq **peq, void *context);
  int ofi_nd_endpoint(struct fid_domain *domain, struct fi_info *info,
  		    struct fid_ep **ep_fid, void *context);
  int ofi_nd_passive_endpoint(struct fid_fabric *fabric, struct fi_info *info,
  			    struct fid_pep **pep, void *context);
  int ofi_nd_domain_open(struct fid_fabric *fabric, struct fi_info *info,
  		       struct fid_domain **domain, void *context);
  int ofi_nd_srx_ctx(struct fid_domain *domain,
  		   struct fi_rx_attr *attr, struct fid_ep **rx_ep,
  		   void *context);
  int ofi_nd_fabric(struct fi_fabric_attr *attr, struct fid_fabric **fabric,
  		  void *context);
  
  int ofi_nd_getinfo(uint32_t version, const char *node, const char *service,
  		   uint64_t flags, const struct fi_info *hints, struct fi_info **info);
  void ofi_nd_fini(void);
  
  int ofi_nd_mr_reg(struct fid *fid, const void *buf, size_t len,
  		  uint64_t access, uint64_t offset, uint64_t requested_key,
  		  uint64_t flags, struct fid_mr **mr, void *context);
  int ofi_nd_mr_regv(struct fid *fid, const struct iovec *iov,
  		   size_t count, uint64_t access,
  		   uint64_t offset, uint64_t requested_key,
  		   uint64_t flags, struct fid_mr **mr, void *context);
  int ofi_nd_mr_regattr(struct fid *fid, const struct fi_mr_attr *attr,
  		      uint64_t flags, struct fid_mr **mr);
  int ofi_nd_cntr_open(struct fid_domain *pdomain, struct fi_cntr_attr *attr,
  		     struct fid_cntr **pcntr, void *context);
  
  typedef int(*ofi_nd_adapter_cb_t)(const ND2_ADAPTER_INFO* info, const char *name);
  
  void ofi_nd_send_event(ND2_RESULT *result);
  void ofi_nd_read_event(ND2_RESULT *result);
  void ofi_nd_write_event(ND2_RESULT *result);
  
  HRESULT ofi_nd_startup(ofi_nd_adapter_cb_t cb);
  HRESULT ofi_nd_shutdown();
  
  int ofi_nd_lookup_adapter(const char *name, IND2Adapter **adapter, struct sockaddr** addr);
  
  int ofi_nd_is_valid_addr(const SOCKADDR *addr);
  int ofi_nd_addr_cmp(const void* vaddr1, const void* vaddr2);
  
  int ofi_nd_is_same_file(const wchar_t* path1, const wchar_t* path2);
  int ofi_nd_file_exists(const wchar_t* path);
  int ofi_nd_is_directory(const wchar_t* path);
  const wchar_t *ofi_nd_filename(const wchar_t *path);
  
  static inline size_t unique(void *base, size_t num, size_t width,
  			    int(*cmp)(const void *, const void *))
  {
  	char *dst = (char*)base;
  	char *src = (char*)base + width;
  
  	size_t i;
  	size_t n = 1;
  
  	if (num < 2)
  		return num;
  
  	for (i = 1; i < num; i++) {
  		if (cmp(dst, src)) {
  			dst += width;
  			if (dst != src)
  				memcpy(dst, src, width);
  			n++;
  		}
  		src += width;
  	}
  
  	return n;
  }
  
  #define H2F(x) ofi_nd_hresult_2_fierror(x)
  
  static inline int ofi_nd_hresult_2_fierror(HRESULT hr)
  {
  	switch (hr) {
  	case S_OK:
  	case ND_PENDING:
  		return FI_SUCCESS;
  	case ND_BUFFER_OVERFLOW:
  		return -FI_EOVERFLOW;
  	case ND_CONNECTION_REFUSED:
  		return -FI_ECONNREFUSED;
  	case ND_TIMEOUT:
  		return -FI_ETIMEDOUT;
  	default:
  		return -FI_EOTHER;
  	}
  }
  
  #define OFI_ND_TIMEOUT_INIT(timeout)				\
  	uint64_t sfinish = ((timeout) >= 0) ?			\
  		(ofi_gettime_ms() + (timeout) * 10000) : -1;
  
  #define OFI_ND_TIMEDOUT() ((sfinish > 0) ? ofi_gettime_ms() >= sfinish : 0)
  
  #ifdef ENABLE_DEBUG  
  # define NODEFAULT	assert(0)  
  #else  
  # define NODEFAULT	__assume(0)  
  #endif  
  
  
  #ifdef __cplusplus
  }
  #endif /* __cplusplus */
  
  #endif /* _FI_NETDIR_H_ */
  
  