VILLASnode/include/villas/nodes/amqp.hpp

/** Node type: amqp
 *
 * @file
 * @author Steffen Vogel <post@steffenvogel.de>
 * @copyright 2014-2022, Institute for Automation of Complex Power Systems, EONERC
 * @license Apache 2.0
 *********************************************************************************/

#pragma once

#include <villas/node/config.hpp>

#ifdef RABBITMQ_C_NEW_INCLUDE_DIR
#include <rabbitmq-c/amqp.h>
#else
#include <amqp.h>
#endif

#include <villas/list.hpp>
#include <villas/format.hpp>

namespace villas {
namespace node {

/* Forward declarations */
class NodeCompat;

struct amqp_ssl_info {
	int verify_peer;
	int verify_hostname;
	char *ca_cert;
	char *client_cert;
	char *client_key;
};

struct amqp {
	char *uri;

	struct amqp_connection_info connection_info;
	struct amqp_ssl_info ssl_info;

	amqp_bytes_t routing_key;
	amqp_bytes_t exchange;

	/* We need to create two connection because rabbitmq-c is not thread-safe! */
	amqp_connection_state_t producer;
	amqp_connection_state_t consumer;

	Format *formatter;
};

char * amqp_print(NodeCompat *n);

int amqp_parse(NodeCompat *n, json_t *json);

int amqp_start(NodeCompat *n);

int amqp_init(NodeCompat *n);

int amqp_destroy(NodeCompat *n);

int amqp_poll_fds(NodeCompat *n, int fds[]);

int amqp_stop(NodeCompat *n);

int amqp_read(NodeCompat *n, struct Sample * const smps[], unsigned cnt);

int amqp_write(NodeCompat *n, struct Sample * const smps[], unsigned cnt);

} // namespace node
} // namespace villas