include/uapi/linux/pkt_cls.h

Source file repositories/reference/linux-study-clean/include/uapi/linux/pkt_cls.h

File Facts

System
Linux kernel
Corpus path
include/uapi/linux/pkt_cls.h
Extension
.h
Size
19541 bytes
Lines
802
Domain
Core OS
Bucket
Core Kernel Interface
Inferred role
Core OS: implementation source
Status
source implementation candidate

Why This File Exists

Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

Dependency Surface

Detected Declarations

Annotated Snippet

struct tc_police {
	__u32			index;
	int			action;
#define TC_POLICE_UNSPEC	TC_ACT_UNSPEC
#define TC_POLICE_OK		TC_ACT_OK
#define TC_POLICE_RECLASSIFY	TC_ACT_RECLASSIFY
#define TC_POLICE_SHOT		TC_ACT_SHOT
#define TC_POLICE_PIPE		TC_ACT_PIPE

	__u32			limit;
	__u32			burst;
	__u32			mtu;
	struct tc_ratespec	rate;
	struct tc_ratespec	peakrate;
	int			refcnt;
	int			bindcnt;
	__u32			capab;
};

struct tcf_t {
	__u64   install;
	__u64   lastuse;
	__u64   expires;
	__u64   firstuse;
};

struct tc_cnt {
	int                   refcnt;
	int                   bindcnt;
};

#define tc_gen \
	__u32                 index; \
	__u32                 capab; \
	int                   action; \
	int                   refcnt; \
	int                   bindcnt

enum {
	TCA_POLICE_UNSPEC,
	TCA_POLICE_TBF,
	TCA_POLICE_RATE,
	TCA_POLICE_PEAKRATE,
	TCA_POLICE_AVRATE,
	TCA_POLICE_RESULT,
	TCA_POLICE_TM,
	TCA_POLICE_PAD,
	TCA_POLICE_RATE64,
	TCA_POLICE_PEAKRATE64,
	TCA_POLICE_PKTRATE64,
	TCA_POLICE_PKTBURST64,
	__TCA_POLICE_MAX
#define TCA_POLICE_RESULT TCA_POLICE_RESULT
};

#define TCA_POLICE_MAX (__TCA_POLICE_MAX - 1)

/* tca flags definitions */
#define TCA_CLS_FLAGS_SKIP_HW	(1 << 0) /* don't offload filter to HW */
#define TCA_CLS_FLAGS_SKIP_SW	(1 << 1) /* don't use filter in SW */
#define TCA_CLS_FLAGS_IN_HW	(1 << 2) /* filter is offloaded to HW */
#define TCA_CLS_FLAGS_NOT_IN_HW (1 << 3) /* filter isn't offloaded to HW */
#define TCA_CLS_FLAGS_VERBOSE	(1 << 4) /* verbose logging */

/* U32 filters */

#define TC_U32_HTID(h) ((h)&0xFFF00000)
#define TC_U32_USERHTID(h) (TC_U32_HTID(h)>>20)
#define TC_U32_HASH(h) (((h)>>12)&0xFF)
#define TC_U32_NODE(h) ((h)&0xFFF)
#define TC_U32_KEY(h) ((h)&0xFFFFF)
#define TC_U32_UNSPEC	0
#define TC_U32_ROOT	(0xFFF00000)

enum {
	TCA_U32_UNSPEC,
	TCA_U32_CLASSID,
	TCA_U32_HASH,
	TCA_U32_LINK,
	TCA_U32_DIVISOR,
	TCA_U32_SEL,
	TCA_U32_POLICE,
	TCA_U32_ACT,
	TCA_U32_INDEV,
	TCA_U32_PCNT,
	TCA_U32_MARK,
	TCA_U32_FLAGS,
	TCA_U32_PAD,
	__TCA_U32_MAX
};

Annotation

Implementation Notes