Mercurial > hg > nginx
annotate src/core/ngx_bpf.h @ 9103:b9230e37b8a1 quic
QUIC: removed "quic_mtu" directive.
The directive used to set the value of the "max_udp_payload_size" transport
parameter. According to RFC 9000, Section 18.2, the value specifies the size
of buffer for reading incoming datagrams:
This limit does act as an additional constraint on datagram size in
the same way as the path MTU, but it is a property of the endpoint
and not the path; see Section 14. It is expected that this is the
space an endpoint dedicates to holding incoming packets.
Current QUIC implementation uses the maximum possible buffer size (65527) for
reading datagrams.
author | Roman Arutyunyan <arut@nginx.com> |
---|---|
date | Thu, 11 May 2023 10:37:51 +0400 |
parents | d3747ba486e7 |
children |
rev | line source |
---|---|
8675
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1 |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
2 /* |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
3 * Copyright (C) Nginx, Inc. |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
4 */ |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
5 |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
6 |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
7 #ifndef _NGX_BPF_H_INCLUDED_ |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
8 #define _NGX_BPF_H_INCLUDED_ |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
9 |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
10 |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
11 #include <ngx_config.h> |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
12 #include <ngx_core.h> |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
13 |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
14 #include <linux/bpf.h> |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
15 |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
16 |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
17 typedef struct { |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
18 char *name; |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
19 int offset; |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
20 } ngx_bpf_reloc_t; |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
21 |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
22 typedef struct { |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
23 char *license; |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
24 enum bpf_prog_type type; |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
25 struct bpf_insn *ins; |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
26 size_t nins; |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
27 ngx_bpf_reloc_t *relocs; |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
28 size_t nrelocs; |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
29 } ngx_bpf_program_t; |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
30 |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
31 |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
32 void ngx_bpf_program_link(ngx_bpf_program_t *program, const char *symbol, |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
33 int fd); |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
34 int ngx_bpf_load_program(ngx_log_t *log, ngx_bpf_program_t *program); |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
35 |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
36 int ngx_bpf_map_create(ngx_log_t *log, enum bpf_map_type type, int key_size, |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
37 int value_size, int max_entries, uint32_t map_flags); |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
38 int ngx_bpf_map_update(int fd, const void *key, const void *value, |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
39 uint64_t flags); |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
40 int ngx_bpf_map_delete(int fd, const void *key); |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
41 int ngx_bpf_map_lookup(int fd, const void *key, void *value); |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
42 |
d3747ba486e7
Core: added interface to linux bpf() system call.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
43 #endif /* _NGX_BPF_H_INCLUDED_ */ |