1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * Copyright (c) 2013, Cisco Systems, Inc. All rights reserved. 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * This software is available to you under a choice of one of two 5*4882a593Smuzhiyun * licenses. You may choose to be licensed under the terms of the GNU 6*4882a593Smuzhiyun * General Public License (GPL) Version 2, available from the file 7*4882a593Smuzhiyun * COPYING in the main directory of this source tree, or the 8*4882a593Smuzhiyun * BSD license below: 9*4882a593Smuzhiyun * 10*4882a593Smuzhiyun * Redistribution and use in source and binary forms, with or 11*4882a593Smuzhiyun * without modification, are permitted provided that the following 12*4882a593Smuzhiyun * conditions are met: 13*4882a593Smuzhiyun * 14*4882a593Smuzhiyun * - Redistributions of source code must retain the above 15*4882a593Smuzhiyun * copyright notice, this list of conditions and the following 16*4882a593Smuzhiyun * disclaimer. 17*4882a593Smuzhiyun * 18*4882a593Smuzhiyun * - Redistributions in binary form must reproduce the above 19*4882a593Smuzhiyun * copyright notice, this list of conditions and the following 20*4882a593Smuzhiyun * disclaimer in the documentation and/or other materials 21*4882a593Smuzhiyun * provided with the distribution. 22*4882a593Smuzhiyun * 23*4882a593Smuzhiyun * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 24*4882a593Smuzhiyun * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 25*4882a593Smuzhiyun * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 26*4882a593Smuzhiyun * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 27*4882a593Smuzhiyun * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 28*4882a593Smuzhiyun * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 29*4882a593Smuzhiyun * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 30*4882a593Smuzhiyun * SOFTWARE. 31*4882a593Smuzhiyun * 32*4882a593Smuzhiyun */ 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun #ifndef USNIC_TRANSPORT_H_ 35*4882a593Smuzhiyun #define USNIC_TRANSPORT_H_ 36*4882a593Smuzhiyun 37*4882a593Smuzhiyun #include "usnic_abi.h" 38*4882a593Smuzhiyun 39*4882a593Smuzhiyun const char *usnic_transport_to_str(enum usnic_transport_type trans_type); 40*4882a593Smuzhiyun /* 41*4882a593Smuzhiyun * Returns number of bytes written, excluding null terminator. If 42*4882a593Smuzhiyun * nothing was written, the function returns 0. 43*4882a593Smuzhiyun */ 44*4882a593Smuzhiyun int usnic_transport_sock_to_str(char *buf, int buf_sz, 45*4882a593Smuzhiyun struct socket *sock); 46*4882a593Smuzhiyun /* 47*4882a593Smuzhiyun * Reserve a port. If "port_num" is set, then the function will try 48*4882a593Smuzhiyun * to reserve that particular port. 49*4882a593Smuzhiyun */ 50*4882a593Smuzhiyun u16 usnic_transport_rsrv_port(enum usnic_transport_type type, u16 port_num); 51*4882a593Smuzhiyun void usnic_transport_unrsrv_port(enum usnic_transport_type type, u16 port_num); 52*4882a593Smuzhiyun /* 53*4882a593Smuzhiyun * Do a fget on the socket refered to by sock_fd and returns the socket. 54*4882a593Smuzhiyun * Socket will not be destroyed before usnic_transport_put_socket has 55*4882a593Smuzhiyun * been called. 56*4882a593Smuzhiyun */ 57*4882a593Smuzhiyun struct socket *usnic_transport_get_socket(int sock_fd); 58*4882a593Smuzhiyun void usnic_transport_put_socket(struct socket *sock); 59*4882a593Smuzhiyun /* 60*4882a593Smuzhiyun * Call usnic_transport_get_socket before calling *_sock_get_addr 61*4882a593Smuzhiyun */ 62*4882a593Smuzhiyun int usnic_transport_sock_get_addr(struct socket *sock, int *proto, 63*4882a593Smuzhiyun uint32_t *addr, uint16_t *port); 64*4882a593Smuzhiyun int usnic_transport_init(void); 65*4882a593Smuzhiyun void usnic_transport_fini(void); 66*4882a593Smuzhiyun #endif /* !USNIC_TRANSPORT_H */ 67