| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Copyright (c) 2015 National Instruments |
| * |
| * (C) Copyright 2015 |
| * Joe Hershberger <joe.hershberger@ni.com> |
| */ |
| |
| #ifndef __ETH_H |
| #define __ETH_H |
| |
| void sandbox_eth_disable_response(int index, bool disable); |
| |
| void sandbox_eth_skip_timeout(void); |
| |
| /* |
| * sandbox_eth_arp_req_to_reply() |
| * |
| * Check for an arp request to be sent. If so, inject a reply |
| * |
| * @dev: device that received the packet |
| * @packet: pointer to the received pacaket buffer |
| * @len: length of received packet |
| * @return 0 if injected, -EAGAIN if not |
| */ |
| int sandbox_eth_arp_req_to_reply(struct udevice *dev, void *packet, |
| unsigned int len); |
| |
| /* |
| * sandbox_eth_ping_req_to_reply() |
| * |
| * Check for a ping request to be sent. If so, inject a reply |
| * |
| * @dev: device that received the packet |
| * @packet: pointer to the received pacaket buffer |
| * @len: length of received packet |
| * @return 0 if injected, -EAGAIN if not |
| */ |
| int sandbox_eth_ping_req_to_reply(struct udevice *dev, void *packet, |
| unsigned int len); |
| |
| /* |
| * sandbox_eth_recv_arp_req() |
| * |
| * Inject an ARP request for this target |
| * |
| * @dev: device that received the packet |
| * @return 0 if injected, -EOVERFLOW if not |
| */ |
| int sandbox_eth_recv_arp_req(struct udevice *dev); |
| |
| /* |
| * sandbox_eth_recv_ping_req() |
| * |
| * Inject a ping request for this target |
| * |
| * @dev: device that received the packet |
| * @return 0 if injected, -EOVERFLOW if not |
| */ |
| int sandbox_eth_recv_ping_req(struct udevice *dev); |
| |
| /** |
| * A packet handler |
| * |
| * dev - device pointer |
| * pkt - pointer to the "sent" packet |
| * len - packet length |
| */ |
| typedef int sandbox_eth_tx_hand_f(struct udevice *dev, void *pkt, |
| unsigned int len); |
| |
| /** |
| * struct eth_sandbox_priv - memory for sandbox mock driver |
| * |
| * fake_host_hwaddr - MAC address of mocked machine |
| * fake_host_ipaddr - IP address of mocked machine |
| * disabled - Will not respond |
| * recv_packet_buffer - buffers of the packet returned as received |
| * recv_packet_length - lengths of the packet returned as received |
| * recv_packets - number of packets returned |
| * tx_handler - function to generate responses to sent packets |
| * priv - a pointer to some structure a test may want to keep track of |
| */ |
| struct eth_sandbox_priv { |
| uchar fake_host_hwaddr[ARP_HLEN]; |
| struct in_addr fake_host_ipaddr; |
| bool disabled; |
| uchar * recv_packet_buffer[PKTBUFSRX]; |
| int recv_packet_length[PKTBUFSRX]; |
| int recv_packets; |
| sandbox_eth_tx_hand_f *tx_handler; |
| void *priv; |
| }; |
| |
| /* |
| * Set packet handler |
| * |
| * handler - The func ptr to call on send. If NULL, set to default handler |
| */ |
| void sandbox_eth_set_tx_handler(int index, sandbox_eth_tx_hand_f *handler); |
| |
| /* |
| * Set priv ptr |
| * |
| * priv - priv void ptr to store in the device |
| */ |
| void sandbox_eth_set_priv(int index, void *priv); |
| |
| #endif /* __ETH_H */ |
