1 /* 2 * Copyright (c) 2013, Cisco Systems, Inc. All rights reserved. 3 * 4 * This program is free software; you may redistribute it and/or modify 5 * it under the terms of the GNU General Public License as published by 6 * the Free Software Foundation; version 2 of the License. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 9 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 10 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 11 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 12 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 13 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 14 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 15 * SOFTWARE. 16 * 17 */ 18 19 #ifndef USNIC_TRANSPORT_H_ 20 #define USNIC_TRANSPORT_H_ 21 22 #include "usnic_abi.h" 23 24 const char *usnic_transport_to_str(enum usnic_transport_type trans_type); 25 /* 26 * Returns number of bytes written, excluding null terminator. If 27 * nothing was written, the function returns 0. 28 */ 29 int usnic_transport_sock_to_str(char *buf, int buf_sz, 30 struct socket *sock); 31 /* 32 * Reserve a port. If "port_num" is set, then the function will try 33 * to reserve that particular port. 34 */ 35 u16 usnic_transport_rsrv_port(enum usnic_transport_type type, u16 port_num); 36 void usnic_transport_unrsrv_port(enum usnic_transport_type type, u16 port_num); 37 /* 38 * Do a fget on the socket refered to by sock_fd and returns the socket. 39 * Socket will not be destroyed before usnic_transport_put_socket has 40 * been called. 41 */ 42 struct socket *usnic_transport_get_socket(int sock_fd); 43 void usnic_transport_put_socket(struct socket *sock); 44 /* 45 * Call usnic_transport_get_socket before calling *_sock_get_addr 46 */ 47 int usnic_transport_sock_get_addr(struct socket *sock, int *proto, 48 uint32_t *addr, uint16_t *port); 49 int usnic_transport_init(void); 50 void usnic_transport_fini(void); 51 #endif /* !USNIC_TRANSPORT_H */ 52