1 /* 2 * Copyright (c) 2003-2008 Fabrice Bellard 3 * Copyright (c) 2009 Red Hat, Inc. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a copy 6 * of this software and associated documentation files (the "Software"), to deal 7 * in the Software without restriction, including without limitation the rights 8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 * copies of the Software, and to permit persons to whom the Software is 10 * furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice shall be included in 13 * all copies or substantial portions of the Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 21 * THE SOFTWARE. 22 */ 23 24 #ifndef QEMU_NET_QUEUE_H 25 #define QEMU_NET_QUEUE_H 26 27 #include "qemu-common.h" 28 29 typedef struct NetPacket NetPacket; 30 typedef struct NetQueue NetQueue; 31 32 typedef void (NetPacketSent) (VLANClientState *sender, ssize_t ret); 33 34 typedef ssize_t (NetPacketDeliver) (VLANClientState *sender, 35 unsigned flags, 36 const uint8_t *buf, 37 size_t size, 38 void *opaque); 39 40 typedef ssize_t (NetPacketDeliverIOV) (VLANClientState *sender, 41 unsigned flags, 42 const struct iovec *iov, 43 int iovcnt, 44 void *opaque); 45 46 #define QEMU_NET_PACKET_FLAG_NONE 0 47 48 NetQueue *qemu_new_net_queue(NetPacketDeliver *deliver, 49 NetPacketDeliverIOV *deliver_iov, 50 void *opaque); 51 void qemu_del_net_queue(NetQueue *queue); 52 53 ssize_t qemu_net_queue_send(NetQueue *queue, 54 VLANClientState *sender, 55 unsigned flags, 56 const uint8_t *data, 57 size_t size, 58 NetPacketSent *sent_cb); 59 60 ssize_t qemu_net_queue_send_iov(NetQueue *queue, 61 VLANClientState *sender, 62 unsigned flags, 63 const struct iovec *iov, 64 int iovcnt, 65 NetPacketSent *sent_cb); 66 67 void qemu_net_queue_purge(NetQueue *queue, VLANClientState *from); 68 void qemu_net_queue_flush(NetQueue *queue); 69 70 #endif /* QEMU_NET_QUEUE_H */ 71