diff options
Diffstat (limited to 'drivers/infiniband/hw/usnic/usnic_transport.h')
-rw-r--r-- | drivers/infiniband/hw/usnic/usnic_transport.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/usnic/usnic_transport.h b/drivers/infiniband/hw/usnic/usnic_transport.h new file mode 100644 index 0000000000..9a7a2d9755 --- /dev/null +++ b/drivers/infiniband/hw/usnic/usnic_transport.h @@ -0,0 +1,66 @@ +/* + * Copyright (c) 2013, Cisco Systems, Inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + */ + +#ifndef USNIC_TRANSPORT_H_ +#define USNIC_TRANSPORT_H_ + +#include "usnic_abi.h" + +const char *usnic_transport_to_str(enum usnic_transport_type trans_type); +/* + * Returns number of bytes written, excluding null terminator. If + * nothing was written, the function returns 0. + */ +int usnic_transport_sock_to_str(char *buf, int buf_sz, + struct socket *sock); +/* + * Reserve a port. If "port_num" is set, then the function will try + * to reserve that particular port. + */ +u16 usnic_transport_rsrv_port(enum usnic_transport_type type, u16 port_num); +void usnic_transport_unrsrv_port(enum usnic_transport_type type, u16 port_num); +/* + * Do a fget on the socket refered to by sock_fd and returns the socket. + * Socket will not be destroyed before usnic_transport_put_socket has + * been called. + */ +struct socket *usnic_transport_get_socket(int sock_fd); +void usnic_transport_put_socket(struct socket *sock); +/* + * Call usnic_transport_get_socket before calling *_sock_get_addr + */ +int usnic_transport_sock_get_addr(struct socket *sock, int *proto, + uint32_t *addr, uint16_t *port); +int usnic_transport_init(void); +void usnic_transport_fini(void); +#endif /* !USNIC_TRANSPORT_H */ |