| /linux-6.1.9/samples/bpf/ |
| D | parse_varlen.c | 22 static int tcp(void *data, uint64_t tp_off, void *data_end) in tcp() argument
26 if (tcp + 1 > data_end) in tcp()
33 static int udp(void *data, uint64_t tp_off, void *data_end) in udp() argument
37 if (udp + 1 > data_end) in udp()
51 static int parse_ipv4(void *data, uint64_t nh_off, void *data_end) in parse_ipv4() argument
57 if (iph + 1 > data_end) in parse_ipv4()
66 if (iph + 1 > data_end) in parse_ipv4()
72 return tcp(data, nh_off + ihl_len, data_end); in parse_ipv4()
74 return udp(data, nh_off + ihl_len, data_end); in parse_ipv4()
78 static int parse_ipv6(void *data, uint64_t nh_off, void *data_end) in parse_ipv6() argument
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| D | xdp_redirect_cpu.bpf.c | 52 bool parse_eth(struct ethhdr *eth, void *data_end, in parse_eth() argument
59 if ((void *)eth + offset > data_end) in parse_eth()
75 if ((void *)eth + offset > data_end) in parse_eth()
86 if ((void *)eth + offset > data_end) in parse_eth()
99 void *data_end = (void *)(long)ctx->data_end; in get_dest_port_ipv4_udp() local
104 if (iph + 1 > data_end) in get_dest_port_ipv4_udp()
110 if (udph + 1 > data_end) in get_dest_port_ipv4_udp()
119 void *data_end = (void *)(long)ctx->data_end; in get_proto_ipv4() local
123 if (iph + 1 > data_end) in get_proto_ipv4()
131 void *data_end = (void *)(long)ctx->data_end; in get_proto_ipv6() local
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| D | xdp_tx_iptunnel_kern.c | 45 static __always_inline int get_dport(void *trans_data, void *data_end, in get_dport() argument
54 if (th + 1 > data_end) in get_dport()
59 if (uh + 1 > data_end) in get_dport()
79 void *data_end = (void *)(long)xdp->data_end; in handle_ipv4() local
92 if (iph + 1 > data_end) in handle_ipv4()
95 dport = get_dport(iph + 1, data_end, iph->protocol); in handle_ipv4()
116 data_end = (void *)(long)xdp->data_end; in handle_ipv4()
122 if (new_eth + 1 > data_end || in handle_ipv4()
123 old_eth + 1 > data_end || in handle_ipv4()
124 iph + 1 > data_end) in handle_ipv4()
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| D | tc_l2_redirect_kern.c | 64 void *data_end = (void *)(long)skb->data_end; in _l2_to_iptun_ingress_forward() local
69 if (data + sizeof(*eth) > data_end) in _l2_to_iptun_ingress_forward()
80 if (data + sizeof(*eth) + sizeof(*iph) > data_end) in _l2_to_iptun_ingress_forward()
93 if (data + sizeof(*eth) + sizeof(*ip6h) > data_end) in _l2_to_iptun_ingress_forward()
115 void *data_end = (void *)(long)skb->data_end; in _l2_to_iptun_ingress_redirect() local
120 if (data + sizeof(*eth) > data_end) in _l2_to_iptun_ingress_redirect()
132 if (data + sizeof(*eth) + sizeof(*iph) > data_end) in _l2_to_iptun_ingress_redirect()
156 void *data_end = (void *)(long)skb->data_end; in _l2_to_ip6tun_ingress_redirect() local
159 if (data + sizeof(*eth) > data_end) in _l2_to_ip6tun_ingress_redirect()
170 if (data + sizeof(*eth) + sizeof(*iph) > data_end) in _l2_to_ip6tun_ingress_redirect()
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| D | xdp1_kern.c | 24 static int parse_ipv4(void *data, u64 nh_off, void *data_end) in parse_ipv4() argument
28 if (iph + 1 > data_end) in parse_ipv4()
33 static int parse_ipv6(void *data, u64 nh_off, void *data_end) in parse_ipv6() argument
37 if (ip6h + 1 > data_end) in parse_ipv6()
47 void *data_end = &pkt[XDPBUFSIZE-1]; in xdp_prog1() local
60 if (data + nh_off > data_end) in xdp_prog1()
71 if (data + nh_off > data_end) in xdp_prog1()
81 if (data + nh_off > data_end) in xdp_prog1()
87 ipproto = parse_ipv4(data, nh_off, data_end); in xdp_prog1()
89 ipproto = parse_ipv6(data, nh_off, data_end); in xdp_prog1()
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| D | xdp2_kern.c | 40 static int parse_ipv4(void *data, u64 nh_off, void *data_end) in parse_ipv4() argument
44 if (iph + 1 > data_end) in parse_ipv4()
49 static int parse_ipv6(void *data, u64 nh_off, void *data_end) in parse_ipv6() argument
53 if (ip6h + 1 > data_end) in parse_ipv6()
63 void *data_end = &pkt[XDPBUFSIZE-1]; in xdp_prog1() local
76 if (data + nh_off > data_end) in xdp_prog1()
87 if (data + nh_off > data_end) in xdp_prog1()
97 if (data + nh_off > data_end) in xdp_prog1()
103 ipproto = parse_ipv4(data, nh_off, data_end); in xdp_prog1()
105 ipproto = parse_ipv6(data, nh_off, data_end); in xdp_prog1()
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| /linux-6.1.9/tools/testing/selftests/bpf/progs/ |
| D | test_xdp_loop.c | 42 static __always_inline int get_dport(void *trans_data, void *data_end, in get_dport() argument
51 if (th + 1 > data_end) in get_dport()
56 if (uh + 1 > data_end) in get_dport()
76 void *data_end = (void *)(long)xdp->data_end; in handle_ipv4() local
89 if (iph + 1 > data_end) in handle_ipv4()
92 dport = get_dport(iph + 1, data_end, iph->protocol); in handle_ipv4()
111 data_end = (void *)(long)xdp->data_end; in handle_ipv4()
117 if (new_eth + 1 > data_end || in handle_ipv4()
118 old_eth + 1 > data_end || in handle_ipv4()
119 iph + 1 > data_end) in handle_ipv4()
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| D | test_xdp.c | 46 static __always_inline int get_dport(void *trans_data, void *data_end, in get_dport() argument
55 if (th + 1 > data_end) in get_dport()
60 if (uh + 1 > data_end) in get_dport()
80 void *data_end = (void *)(long)xdp->data_end; in handle_ipv4() local
93 if (iph + 1 > data_end) in handle_ipv4()
96 dport = get_dport(iph + 1, data_end, iph->protocol); in handle_ipv4()
115 data_end = (void *)(long)xdp->data_end; in handle_ipv4()
121 if (new_eth + 1 > data_end || in handle_ipv4()
122 old_eth + 1 > data_end || in handle_ipv4()
123 iph + 1 > data_end) in handle_ipv4()
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| D | test_xdp_noinline.c | 232 bool parse_udp(void *data, void *data_end, in parse_udp() argument
241 if (udp + 1 > data_end) in parse_udp()
254 bool parse_tcp(void *data, void *data_end, in parse_tcp() argument
263 if (tcp + 1 > data_end) in parse_tcp()
286 void *data_end; in encap_v6() local
292 data_end = (void *)(long)xdp->data_end; in encap_v6()
296 if (new_eth + 1 > data_end || in encap_v6()
297 old_eth + 1 > data_end || ip6h + 1 > data_end) in encap_v6()
332 void *data_end; in encap_v4() local
340 data_end = (void *)(long)xdp->data_end; in encap_v4()
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| D | test_xdp_do_redirect.c | 19 void *data_end = (void *)(long)xdp->data_end; in xdp_redirect() local
25 if (payload + 1 > data_end) in xdp_redirect()
54 static bool check_pkt(void *data, void *data_end) in check_pkt() argument
59 if (payload + 1 > data_end) in check_pkt()
76 void *data_end = (void *)(long)xdp->data_end; in xdp_count_pkts() local
78 if (check_pkt(data, data_end)) in xdp_count_pkts()
92 void *data_end = (void *)(long)skb->data_end; in tc_count_pkts() local
94 if (check_pkt(data, data_end)) in tc_count_pkts()
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| D | xdpwall.c | 106 static __always_inline struct ethhdr *parse_ethhdr(void *data, void *data_end) in parse_ethhdr() argument
110 if (eth + 1 > data_end) in parse_ethhdr()
165 get_transport_hdr(__u16 offset, void *data, void *data_end) in get_transport_hdr() argument
167 if (offset > 255 || data + offset > data_end) in get_transport_hdr()
191 parse_tcp(struct pkt_info *info, void *transport_hdr, void *data_end) in parse_tcp() argument
195 if (tcp + 1 > data_end) in parse_tcp()
206 parse_udp(struct pkt_info *info, void *transport_hdr, void *data_end) in parse_udp() argument
210 if (udp + 1 > data_end) in parse_udp()
234 filter_transport_hdr(void *transport_hdr, void *data_end, in filter_transport_hdr() argument
238 if (!parse_tcp(info, transport_hdr, data_end)) in filter_transport_hdr()
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| D | test_btf_skc_cls_ingress.c | 33 void *data_end; in test_syncookie_helper() local
35 data_end = (void *)(long)(skb->data_end); in test_syncookie_helper()
42 if ((void *)th + 40 > data_end) { in test_syncookie_helper()
75 void *data_end; in handle_ip6_tcp() local
77 data_end = (void *)(long)(skb->data_end); in handle_ip6_tcp()
80 if (th + 1 > data_end) in handle_ip6_tcp()
89 if ((void *)tuple + tuple_len > data_end) { in handle_ip6_tcp()
153 void *data_end; in cls_ingress() local
155 data_end = (void *)(long)(skb->data_end); in cls_ingress()
158 if (eth + 1 > data_end) in cls_ingress()
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| D | test_tc_neigh_fib.c | 27 void *data_end = ctx_ptr(skb->data_end); in fill_fib_params_v4() local
31 if (data + sizeof(struct ethhdr) > data_end) in fill_fib_params_v4()
35 if ((void *)(ip4h + 1) > data_end) in fill_fib_params_v4()
55 void *data_end = ctx_ptr(skb->data_end); in fill_fib_params_v6() local
59 if (data + sizeof(struct ethhdr) > data_end) in fill_fib_params_v6()
63 if ((void *)(ip6h + 1) > data_end) in fill_fib_params_v6()
81 void *data_end = ctx_ptr(skb->data_end); in tc_chk() local
85 if (data + sizeof(struct ethhdr) > data_end) in tc_chk()
128 void *data_end = ctx_ptr(skb->data_end); in tc_redir() local
131 if (eth + 1 > data_end) in tc_redir()
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| D | test_xdp_vlan.c | 57 bool parse_eth_frame(struct ethhdr *eth, void *data_end, struct parse_pkt *pkt) in parse_eth_frame() argument
64 if ((void *)eth + offset + (2*sizeof(struct _vlan_hdr)) > data_end) in parse_eth_frame()
108 void *data_end = (void *)(long)ctx->data_end; in xdp_prognum0() local
112 if (!parse_eth_frame(data, data_end, &pkt)) in xdp_prognum0()
150 void *data_end = (void *)(long)ctx->data_end; in xdp_prognum1() local
154 if (!parse_eth_frame(data, data_end, &pkt)) in xdp_prognum1()
184 void *data_end = (void *)(long)ctx->data_end; in xdp_prognum2() local
189 if (!parse_eth_frame(data, data_end, &pkt)) in xdp_prognum2()
243 void *data_end = (void *)(long)ctx->data_end; in xdp_prognum3() local
248 if (!parse_eth_frame(orig_eth, data_end, &pkt)) in xdp_prognum3()
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| D | test_tc_neigh.c | 42 void *data_end = ctx_ptr(skb->data_end); in is_remote_ep_v4() local
46 if (data + sizeof(struct ethhdr) > data_end) in is_remote_ep_v4()
50 if ((void *)(ip4h + 1) > data_end) in is_remote_ep_v4()
59 void *data_end = ctx_ptr(skb->data_end); in is_remote_ep_v6() local
63 if (data + sizeof(struct ethhdr) > data_end) in is_remote_ep_v6()
67 if ((void *)(ip6h + 1) > data_end) in is_remote_ep_v6()
76 void *data_end = ctx_ptr(skb->data_end); in tc_chk() local
80 if (data + sizeof(struct ethhdr) > data_end) in tc_chk()
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| D | test_tcp_check_syncookie_kern.c | 26 static __always_inline __s64 gen_syncookie(void *data_end, struct bpf_sock *sk, in gen_syncookie() argument
37 if ((void *)tcph + thlen > data_end) in gen_syncookie()
46 void *data_end) in check_syncookie() argument
61 if (ethh + 1 > data_end) in check_syncookie()
67 if (ipv4h + 1 > data_end) in check_syncookie()
74 if (tcph + 1 > data_end) in check_syncookie()
90 seq_mss = gen_syncookie(data_end, sk, ipv4h, sizeof(*ipv4h), in check_syncookie()
99 if (ipv6h + 1 > data_end) in check_syncookie()
106 if (tcph + 1 > data_end) in check_syncookie()
122 seq_mss = gen_syncookie(data_end, sk, ipv6h, sizeof(*ipv6h), in check_syncookie()
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| D | test_pkt_access.c | 83 void *data_end = (void *)(long)skb->data_end; in test_pkt_write_access_subprog() local
90 if (tcp + 1 > data_end) in test_pkt_write_access_subprog()
100 void *data_end = (void *)(long)skb->data_end; in test_pkt_access() local
107 if (eth + 1 > data_end) in test_pkt_access()
113 if (iph + 1 > data_end) in test_pkt_access()
121 if (ip6h + 1 > data_end) in test_pkt_access()
137 if (((void *)(tcp) + 20) > data_end || proto != 6) in test_pkt_access()
140 if (((void *)(tcp) + 18) > data_end) in test_pkt_access()
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| D | test_xdp_meta.c | 14 __u8 *data, *data_meta, *data_end; in ing_cls() local
18 data_end = ctx_ptr(ctx, data_end); in ing_cls()
21 if (data + ETH_ALEN > data_end || in ing_cls()
34 __u8 *data, *data_meta, *data_end; in ing_xdp() local
42 data_end = ctx_ptr(ctx, data_end); in ing_xdp()
45 if (data + ETH_ALEN > data_end || in ing_xdp()
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| D | sockmap_parse_prog.c | 8 void *data_end = (void *)(long) skb->data_end; in bpf_prog1() local
13 if (data + 10 > data_end) { in bpf_prog1()
18 data_end = (void *)(long)skb->data_end; in bpf_prog1()
20 if (data + 10 > data_end) in bpf_prog1()
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| D | test_tc_edt.c | 67 void *data_end = (void *)(long)skb->data_end; in handle_tcp() local
70 if ((void *)(tcp + 1) > data_end) in handle_tcp()
81 void *data_end = (void *)(long)skb->data_end; in handle_ipv4() local
87 if (data + sizeof(struct ethhdr) > data_end) in handle_ipv4()
90 if ((void *)(iph + 1) > data_end) in handle_ipv4()
93 if (((void *)iph) + ihl > data_end) in handle_ipv4()
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| D | xdp_synproxy_kern.c | 188 void *data_end; member
201 if (ctx->ptr >= ctx->data_end) in tscookie_tcpopt_parse()
215 if (ctx->ptr + 1 >= ctx->data_end) in tscookie_tcpopt_parse()
226 if (opsize == TCPOLEN_WINDOW && ctx->ptr + TCPOLEN_WINDOW <= ctx->data_end) in tscookie_tcpopt_parse()
230 if (opsize == TCPOLEN_TIMESTAMP && ctx->ptr + TCPOLEN_TIMESTAMP <= ctx->data_end) { in tscookie_tcpopt_parse()
259 __be32 *tsecr, void *data_end) in tscookie_init() argument
264 .data_end = data_end, in tscookie_init()
353 static __always_inline int tcp_dissect(void *data, void *data_end, in tcp_dissect() argument
357 if (hdr->eth + 1 > data_end) in tcp_dissect()
365 if (hdr->ipv4 + 1 > data_end) in tcp_dissect()
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| D | test_check_mtu.c | 61 void *data_end = (void *)(long)ctx->data_end; in xdp_exceed_mtu() local
64 __u32 data_len = data_end - data; in xdp_exceed_mtu()
88 void *data_end = (void *)(long)ctx->data_end; in xdp_minus_delta() local
91 __u32 data_len = data_end - data; in xdp_minus_delta()
112 void *data_end = (void *)(long)ctx->data_end; in xdp_input_len() local
115 __u32 data_len = data_end - data; in xdp_input_len()
203 void *data_end = (void *)(long)ctx->data_end; in tc_exceed_mtu_da() local
206 __u32 data_len = data_end - data; in tc_exceed_mtu_da()
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| D | test_l4lb_noinline.c | 233 static __noinline int parse_icmpv6(void *data, void *data_end, __u64 off, in parse_icmpv6() argument
240 if (icmp_hdr + 1 > data_end) in parse_icmpv6()
246 if (ip6h + 1 > data_end) in parse_icmpv6()
255 static __noinline int parse_icmp(void *data, void *data_end, __u64 off, in parse_icmp() argument
262 if (icmp_hdr + 1 > data_end) in parse_icmp()
269 if (iph + 1 > data_end) in parse_icmp()
280 static __noinline bool parse_udp(void *data, __u64 off, void *data_end, in parse_udp() argument
286 if (udp + 1 > data_end) in parse_udp()
299 static __noinline bool parse_tcp(void *data, __u64 off, void *data_end, in parse_tcp() argument
305 if (tcp + 1 > data_end) in parse_tcp()
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| D | test_l4lb.c | 234 static __always_inline int parse_icmpv6(void *data, void *data_end, __u64 off, in parse_icmpv6() argument
241 if (icmp_hdr + 1 > data_end) in parse_icmpv6()
247 if (ip6h + 1 > data_end) in parse_icmpv6()
256 static __always_inline int parse_icmp(void *data, void *data_end, __u64 off, in parse_icmp() argument
263 if (icmp_hdr + 1 > data_end) in parse_icmp()
270 if (iph + 1 > data_end) in parse_icmp()
281 static __always_inline bool parse_udp(void *data, __u64 off, void *data_end, in parse_udp() argument
287 if (udp + 1 > data_end) in parse_udp()
300 static __always_inline bool parse_tcp(void *data, __u64 off, void *data_end, in parse_tcp() argument
306 if (tcp + 1 > data_end) in parse_tcp()
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| /linux-6.1.9/tools/testing/selftests/net/bpf/ |
| D | nat6to4.c | 53 const void *data_end = (void *)(long)skb->data_end; in sched_cls_ingress6_nat_6_prog() local
66 if (data + l2_header_size + sizeof(*ip6) > data_end) in sched_cls_ingress6_nat_6_prog()
135 data_end = (void *)(long)skb->data_end; in sched_cls_ingress6_nat_6_prog()
136 if (data + l2_header_size + sizeof(struct iphdr) > data_end) in sched_cls_ingress6_nat_6_prog()
154 const void *data_end = (void *)(long)skb->data_end; in sched_cls_egress4_snat4_prog() local
163 if (data + l2_header_size + sizeof(struct ipv6hdr) > data_end) in sched_cls_egress4_snat4_prog()
210 if (data + sizeof(*ip4) + sizeof(struct udphdr) > data_end) in sched_cls_egress4_snat4_prog()
269 data_end = (void *)(long)skb->data_end; in sched_cls_egress4_snat4_prog()
273 if (data + l2_header_size + sizeof(ip6) > data_end) in sched_cls_egress4_snat4_prog()
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