1 /* Copyright (C) 1998-2022 Free Software Foundation, Inc. 2 This file is part of the GNU C Library. 3 4 The GNU C Library is free software; you can redistribute it and/or 5 modify it under the terms of the GNU Lesser General Public 6 License as published by the Free Software Foundation; either 7 version 2.1 of the License, or (at your option) any later version. 8 9 The GNU C Library is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 Lesser General Public License for more details. 13 14 You should have received a copy of the GNU Lesser General Public 15 License along with the GNU C Library; if not, see 16 <https://www.gnu.org/licenses/>. */ 17 18 #ifndef _NET_IF_SHAPER_H 19 #define _NET_IF_SHAPER_H 1 20 21 #include <sys/types.h> 22 #include <stdint.h> 23 #include <net/if.h> 24 #include <sys/ioctl.h> 25 26 __BEGIN_DECLS 27 28 #define SHAPER_QLEN 10 29 /* 30 * This is a bit speed dependant (read it shouldnt be a constant!) 31 * 32 * 5 is about right for 28.8 upwards. Below that double for every 33 * halving of speed or so. - ie about 20 for 9600 baud. 34 */ 35 #define SHAPER_LATENCY (5 * HZ) 36 #define SHAPER_MAXSLIP 2 37 #define SHAPER_BURST (HZ / 50) /* Good for >128K then */ 38 39 #define SHAPER_SET_DEV 0x0001 40 #define SHAPER_SET_SPEED 0x0002 41 #define SHAPER_GET_DEV 0x0003 42 #define SHAPER_GET_SPEED 0x0004 43 44 struct shaperconf 45 { 46 uint16_t ss_cmd; 47 union 48 { 49 char ssu_name[14]; 50 uint32_t ssu_speed; 51 } ss_u; 52 #define ss_speed ss_u.ssu_speed 53 #define ss_name ss_u.ssu_name 54 }; 55 56 __END_DECLS 57 58 #endif /* net/if_shaper.h */ 59