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/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2023-2024 Chelsio Communications, Inc.
* Written by: John Baldwin <jhb@FreeBSD.org>
*/
#ifndef __FABRICS_H__
#define __FABRICS_H__
/*
* Splits 'in_address' into separate 'address' and 'port' strings. If
* a separate buffer for the address was allocated, 'tofree' is set to
* the allocated buffer, otherwise 'tofree' is set to NULL.
*/
void nvmf_parse_address(const char *in_address, const char **address,
const char **port, char **tofree);
uint16_t nvmf_parse_cntlid(const char *cntlid);
const char *nvmf_default_hostnqn(void);
int nvmf_init_dle_from_address(enum nvmf_trtype trtype, const char *address,
const char *port, uint16_t cntlid, const char *subnqn,
struct nvme_discovery_log_entry *dle);
/* Connect to a discovery controller and return the Admin qpair. */
struct nvmf_qpair *connect_discovery_adminq(enum nvmf_trtype trtype,
const char *address, const char *port, const char *hostnqn);
/*
* Connect to an NVM controller establishing an Admin qpair and one or
* more I/O qpairs. The controller's controller data is returned in
* *cdata on success. Returns a non-zero value from <sysexits.h> on
* failure.
*/
int connect_nvm_queues(const struct nvmf_association_params *aparams,
enum nvmf_trtype trtype, int adrfam, const char *address,
const char *port, uint16_t cntlid, const char *subnqn, const char *hostnqn,
uint32_t kato, struct nvmf_qpair **admin, struct nvmf_qpair **io,
u_int num_io_queues, u_int queue_size, struct nvme_controller_data *cdata);
/*
* Disconnect from an NVM controller disconnecting all queues and
* shutting down the controller.
*/
void disconnect_nvm_queues(struct nvmf_qpair *admin, struct nvmf_qpair **io,
u_int num_io_queues);
#endif /* !__FABRICS_H__ */
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