numam-spdk/include/spdk/net.h

/*-
 *   BSD LICENSE
 *
 *   Copyright (c) Intel Corporation.
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 *       notice, this list of conditions and the following disclaimer.
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 *       notice, this list of conditions and the following disclaimer in
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 *       distribution.
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 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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 */

/** \file
 * Net framework abstraction layer
 */

#ifndef SPDK_NET_H
#define SPDK_NET_H

#include "spdk/stdinc.h"

#include "spdk/queue.h"

#ifdef __cplusplus
extern "C" {
#endif

struct spdk_sock;

struct spdk_net_framework {
	const char *name;

	int (*init)(void);
	void (*fini)(void);

	STAILQ_ENTRY(spdk_net_framework) link;
};

/**
 * Register a net framework.
 *
 * \param frame Net framework to register.
 */
void spdk_net_framework_register(struct spdk_net_framework *frame);

#define SPDK_NET_FRAMEWORK_REGISTER(name, frame) \
static void __attribute__((constructor)) net_framework_register_##name(void) \
{ \
	spdk_net_framework_register(frame); \
}

/**
 * Initialize the network interfaces by getting information through netlink socket.
 *
 * \return 0 on success, 1 on failure.
 */
int spdk_interface_init(void);

/**
 * Destroy the network interfaces.
 */
void spdk_interface_destroy(void);

/**
 * Start all registered frameworks.
 *
 * \return 0 on success.
 */
int spdk_net_framework_start(void);

/**
 * Stop all registered frameworks.
 */
void spdk_net_framework_fini(void);

#ifdef __cplusplus
}
#endif

#endif /* SPDK_NET_H */