Function softnic_conn_init

dpdk/drivers/net/softnic/conn.c:38–131

};

struct softnic_conn *
softnic_conn_init(struct softnic_conn_params *p)
{
	struct sockaddr_in server_address;
	struct softnic_conn *conn;
	int fd_server, fd_client_group, status;

	memset(&server_address, 0, sizeof(server_address));

	/* Check input arguments */
	if (p == NULL ||
		p->welcome == NULL ||
		p->prompt == NULL ||
		p->addr == NULL ||
		p->buf_size == 0 ||
		p->msg_in_len_max == 0 ||
		p->msg_out_len_max == 0 ||
		p->msg_handle == NULL)
		return NULL;

	status = inet_aton(p->addr, &server_address.sin_addr);
	if (status == 0)
		return NULL;

	/* Memory allocation */
	conn = calloc(1, sizeof(struct softnic_conn));
	if (conn == NULL)
		return NULL;

	conn->welcome = calloc(1, CONN_WELCOME_LEN_MAX + 1);
	conn->prompt = calloc(1, CONN_PROMPT_LEN_MAX + 1);
	conn->buf = calloc(1, p->buf_size);
	conn->msg_in = calloc(1, p->msg_in_len_max + 1);
	conn->msg_out = calloc(1, p->msg_out_len_max + 1);

	if (conn->welcome == NULL ||
		conn->prompt == NULL ||
		conn->buf == NULL ||
		conn->msg_in == NULL ||
		conn->msg_out == NULL) {
		softnic_conn_free(conn);
		return NULL;
	}

	/* Server socket */
	server_address.sin_family = AF_INET;
	server_address.sin_port = htons(p->port);

	fd_server = socket(AF_INET,
		SOCK_STREAM | SOCK_NONBLOCK,
		0);
	if (fd_server == -1) {
		softnic_conn_free(conn);
		return NULL;
	}

	status = bind(fd_server,
		(struct sockaddr *)&server_address,