1 /* 2 * Copyright (C) 2017 THL A29 Limited, a Tencent company. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, this 9 * list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR 18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 23 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 * 25 */ 26 27 #ifndef _FSTACK_VETH_H 28 #define _FSTACK_VETH_H 29 30 struct ff_port_cfg; 31 void *ff_veth_attach(struct ff_port_cfg *cfg); 32 int ff_veth_detach(void *arg); 33 34 void *ff_mbuf_gethdr(void *pkt, uint16_t total, void *data, 35 uint16_t len, uint8_t rx_csum); 36 void *ff_mbuf_get(void *m, void *data, uint16_t len); 37 void ff_mbuf_free(void *m); 38 39 int ff_mbuf_copydata(void *m, void *data, int off, int len); 40 41 struct ff_tx_offload; 42 void ff_mbuf_tx_offload(void *m, struct ff_tx_offload *offload); 43 44 void ff_veth_process_packet(void *arg, void *m); 45 46 void *ff_veth_softc_to_hostc(void *softc); 47 48 void ff_mbuf_set_vlan_info(void *hdr, uint16_t vlan_tci); 49 50 #endif /* ifndef _FSTACK_VETH_H */ 51