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Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/pccard/@/contrib/altq/altq/altq_cbq.h |
/* $KAME: altq_cbq.h,v 1.12 2003/10/03 05:05:15 kjc Exp $ */ /* * Copyright (c) Sun Microsystems, Inc. 1993-1998 All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the SMCC Technology * Development Group at Sun Microsystems, Inc. * * 4. The name of the Sun Microsystems, Inc nor may not be used to endorse or * promote products derived from this software without specific prior * written permission. * * SUN MICROSYSTEMS DOES NOT CLAIM MERCHANTABILITY OF THIS SOFTWARE OR THE * SUITABILITY OF THIS SOFTWARE FOR ANY PARTICULAR PURPOSE. The software is * provided "as is" without express or implied warranty of any kind. * * These notices must be retained in any copies of any part of this software. */ #ifndef _ALTQ_ALTQ_CBQ_H_ #define _ALTQ_ALTQ_CBQ_H_ #include <altq/altq.h> #include <altq/altq_rmclass.h> #include <altq/altq_red.h> #include <altq/altq_rio.h> #ifdef __cplusplus extern "C" { #endif #define NULL_CLASS_HANDLE 0 /* class flags should be same as class flags in rm_class.h */ #define CBQCLF_RED 0x0001 /* use RED */ #define CBQCLF_ECN 0x0002 /* use RED/ECN */ #define CBQCLF_RIO 0x0004 /* use RIO */ #define CBQCLF_FLOWVALVE 0x0008 /* use flowvalve (aka penalty-box) */ #define CBQCLF_CLEARDSCP 0x0010 /* clear diffserv codepoint */ #define CBQCLF_BORROW 0x0020 /* borrow from parent */ /* class flags only for root class */ #define CBQCLF_WRR 0x0100 /* weighted-round robin */ #define CBQCLF_EFFICIENT 0x0200 /* work-conserving */ /* class flags for special classes */ #define CBQCLF_ROOTCLASS 0x1000 /* root class */ #define CBQCLF_DEFCLASS 0x2000 /* default class */ #ifdef ALTQ3_COMPAT #define CBQCLF_CTLCLASS 0x4000 /* control class */ #endif #define CBQCLF_CLASSMASK 0xf000 /* class mask */ #define CBQ_MAXQSIZE 200 #define CBQ_MAXPRI RM_MAXPRIO typedef struct _cbq_class_stats_ { u_int32_t handle; u_int depth; struct pktcntr xmit_cnt; /* packets sent in this class */ struct pktcntr drop_cnt; /* dropped packets */ u_int over; /* # times went over limit */ u_int borrows; /* # times tried to borrow */ u_int overactions; /* # times invoked overlimit action */ u_int delays; /* # times invoked delay actions */ /* other static class parameters useful for debugging */ int priority; int maxidle; int minidle; int offtime; int qmax; int ns_per_byte; int wrr_allot; int qcnt; /* # packets in queue */ int avgidle; /* red and rio related info */ int qtype; struct redstats red[3]; } class_stats_t; #ifdef ALTQ3_COMPAT /* * Define structures associated with IOCTLS for cbq. */ /* * Define the CBQ interface structure. This must be included in all * IOCTL's such that the CBQ driver may find the appropriate CBQ module * associated with the network interface to be affected. */ struct cbq_interface { char cbq_ifacename[IFNAMSIZ]; }; typedef struct cbq_class_spec { u_int priority; u_int nano_sec_per_byte; u_int maxq; u_int maxidle; int minidle; u_int offtime; u_int32_t parent_class_handle; u_int32_t borrow_class_handle; u_int pktsize; int flags; } cbq_class_spec_t; struct cbq_add_class { struct cbq_interface cbq_iface; cbq_class_spec_t cbq_class; u_int32_t cbq_class_handle; }; struct cbq_delete_class { struct cbq_interface cbq_iface; u_int32_t cbq_class_handle; }; struct cbq_modify_class { struct cbq_interface cbq_iface; cbq_class_spec_t cbq_class; u_int32_t cbq_class_handle; }; struct cbq_add_filter { struct cbq_interface cbq_iface; u_int32_t cbq_class_handle; struct flow_filter cbq_filter; u_long cbq_filter_handle; }; struct cbq_delete_filter { struct cbq_interface cbq_iface; u_long cbq_filter_handle; }; /* number of classes are returned in nclasses field */ struct cbq_getstats { struct cbq_interface iface; int nclasses; class_stats_t *stats; }; /* * Define IOCTLs for CBQ. */ #define CBQ_IF_ATTACH _IOW('Q', 1, struct cbq_interface) #define CBQ_IF_DETACH _IOW('Q', 2, struct cbq_interface) #define CBQ_ENABLE _IOW('Q', 3, struct cbq_interface) #define CBQ_DISABLE _IOW('Q', 4, struct cbq_interface) #define CBQ_CLEAR_HIERARCHY _IOW('Q', 5, struct cbq_interface) #define CBQ_ADD_CLASS _IOWR('Q', 7, struct cbq_add_class) #define CBQ_DEL_CLASS _IOW('Q', 8, struct cbq_delete_class) #define CBQ_MODIFY_CLASS _IOWR('Q', 9, struct cbq_modify_class) #define CBQ_ADD_FILTER _IOWR('Q', 10, struct cbq_add_filter) #define CBQ_DEL_FILTER _IOW('Q', 11, struct cbq_delete_filter) #define CBQ_GETSTATS _IOWR('Q', 12, struct cbq_getstats) #endif /* ALTQ3_COMPAT */ #ifdef _KERNEL /* * Define macros only good for kernel drivers and modules. */ #define CBQ_WATCHDOG (hz / 20) #define CBQ_TIMEOUT 10 #define CBQ_LS_TIMEOUT (20 * hz / 1000) #define CBQ_MAX_CLASSES 256 #ifdef ALTQ3_COMPAT #define CBQ_MAX_FILTERS 256 #define DISABLE 0x00 #define ENABLE 0x01 #endif /* ALTQ3_COMPAT */ /* * Define State structures. */ typedef struct cbqstate { #ifdef ALTQ3_COMPAT struct cbqstate *cbq_next; #endif int cbq_qlen; /* # of packets in cbq */ struct rm_class *cbq_class_tbl[CBQ_MAX_CLASSES]; struct rm_ifdat ifnp; struct callout cbq_callout; /* for timeouts */ #ifdef ALTQ3_CLFIER_COMPAT struct acc_classifier cbq_classifier; #endif } cbq_state_t; #endif /* _KERNEL */ #ifdef __cplusplus } #endif #endif /* !_ALTQ_ALTQ_CBQ_H_ */