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 _FF_MSG_H_ 28 #define _FF_MSG_H_ 29 30 #include <rte_memory.h> 31 32 #define FF_MSG_RING_IN "ff_msg_ring_in_" 33 #define FF_MSG_RING_OUT "ff_msg_ring_out_" 34 #define FF_MSG_POOL "ff_msg_pool" 35 36 /* MSG TYPE: sysctl, ioctl, etc.. */ 37 enum FF_MSG_TYPE { 38 FF_UNKNOWN = 0, 39 FF_SYSCTL, 40 FF_IOCTL, 41 #ifdef INET6 42 FF_IOCTL6, 43 #endif 44 FF_ROUTE, 45 FF_TOP, 46 FF_NGCTL, 47 FF_IPFW_CTL, 48 FF_TRAFFIC, 49 }; 50 51 struct ff_sysctl_args { 52 int *name; 53 unsigned namelen; 54 void *old; 55 size_t *oldlenp; 56 void *new; 57 size_t newlen; 58 }; 59 60 struct ff_ioctl_args { 61 unsigned long cmd; 62 void *data; 63 }; 64 65 struct ff_route_args { 66 int fib; 67 unsigned len; 68 unsigned maxlen; 69 void *data; 70 }; 71 72 struct ff_top_args { 73 unsigned long loops; 74 unsigned long idle_tsc; 75 unsigned long work_tsc; 76 unsigned long sys_tsc; 77 unsigned long usr_tsc; 78 }; 79 80 struct ff_ngctl_args { 81 int cmd; 82 int ret; 83 void *data; 84 }; 85 86 enum FF_IPFW_CMD { 87 FF_IPFW_GET, 88 FF_IPFW_SET, 89 }; 90 91 struct ff_ipfw_args { 92 int cmd; 93 int level; 94 int optname; 95 void *optval; 96 socklen_t *optlen; 97 }; 98 99 struct ff_traffic_args { 100 uint64_t rx_packets; 101 uint64_t rx_bytes; 102 uint64_t tx_packets; 103 uint64_t tx_bytes; 104 }; 105 106 #define MAX_MSG_BUF_SIZE 10240 107 108 /* structure of ipc msg */ 109 struct ff_msg { 110 enum FF_MSG_TYPE msg_type; 111 /* Result of msg processing */ 112 int result; 113 /* Length of segment buffer. */ 114 size_t buf_len; 115 /* Address of segment buffer. */ 116 char *buf_addr; 117 118 union { 119 struct ff_sysctl_args sysctl; 120 struct ff_ioctl_args ioctl; 121 struct ff_route_args route; 122 struct ff_top_args top; 123 struct ff_ngctl_args ngctl; 124 struct ff_ipfw_args ipfw; 125 struct ff_traffic_args traffic; 126 }; 127 } __attribute__((packed)) __rte_cache_aligned; 128 129 #endif 130