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Searched refs:optlen (Results 1 – 25 of 141) sorted by relevance

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/linux/tools/testing/selftests/bpf/prog_tests/
H A Dsockopt_sk.c24 socklen_t optlen; in getsetsockopt() local
35 optlen = getpagesize() * 2; in getsetsockopt()
36 big_buf = calloc(1, optlen); in getsetsockopt()
43 err = setsockopt(fd, SOL_IP, IP_TOS, big_buf, optlen); in getsetsockopt()
49 memset(big_buf, 0, optlen); in getsetsockopt()
50 optlen = 1; in getsetsockopt()
51 err = getsockopt(fd, SOL_IP, IP_TOS, big_buf, &optlen); in getsetsockopt()
82 optlen = 4; in getsetsockopt()
83 err = getsockopt(fd, SOL_CUSTOM, 0, &buf, &optlen); in getsetsockopt()
89 if (optlen != 1) { in getsetsockopt()
[all …]
H A Dsockopt_multi.c12 socklen_t optlen; in run_getsockopt_test() local
26 optlen = 1; in run_getsockopt_test()
27 err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen); in run_getsockopt_test()
50 optlen = 1; in run_getsockopt_test()
51 err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen); in run_getsockopt_test()
75 optlen = 1; in run_getsockopt_test()
76 err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen); in run_getsockopt_test()
102 optlen = 1; in run_getsockopt_test()
103 err = getsockopt(sock_fd, SOL_IP, IP_TOS, &buf, &optlen); in run_getsockopt_test()
118 optlen = 1; in run_getsockopt_test()
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H A Dsockopt.c237 offsetof(struct bpf_sockopt, optlen)),
267 offsetof(struct bpf_sockopt, optlen)),
335 offsetof(struct bpf_sockopt, optlen)),
514 offsetof(struct bpf_sockopt, optlen)),
569 offsetof(struct bpf_sockopt, optlen)),
617 offsetof(struct bpf_sockopt, optlen)),
624 offsetof(struct bpf_sockopt, optlen)),
646 offsetof(struct bpf_sockopt, optlen)),
663 offsetof(struct bpf_sockopt, optlen)),
682 offsetof(struct bpf_sockopt, optlen)),
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H A Dsk_storage_omem_uncharge.c13 socklen_t optlen; in test_sk_storage_omem_uncharge() local
27 optlen = sizeof(skel->bss->cookie); in test_sk_storage_omem_uncharge()
28 err = getsockopt(sk_fd, SOL_SOCKET, SO_COOKIE, &skel->bss->cookie, &optlen); in test_sk_storage_omem_uncharge()
H A Dsockopt_qos_to_cc.c9 socklen_t optlen; in run_setsockopt_test() local
20 optlen = sizeof(cc); in run_setsockopt_test()
21 err = getsockopt(sock_fd, SOL_TCP, TCP_CONGESTION, cc, &optlen); in run_setsockopt_test()
/linux/net/mptcp/
H A Dsockopt.c59 unsigned int optlen, int *val) in mptcp_get_int_option() argument
61 if (optlen < sizeof(int)) in mptcp_get_int_option()
174 unsigned int optlen) in mptcp_setsockopt_sol_socket_int() argument
178 ret = mptcp_get_int_option(msk, optval, optlen, &val); in mptcp_setsockopt_sol_socket_int()
208 unsigned int optlen) in mptcp_setsockopt_sol_socket_timestamping() argument
215 if (optlen == sizeof(timestamping)) { in mptcp_setsockopt_sol_socket_timestamping()
219 } else if (optlen == sizeof(int)) { in mptcp_setsockopt_sol_socket_timestamping()
250 unsigned int optlen) in mptcp_setsockopt_sol_socket_linger() argument
258 if (optlen < sizeof(ling)) in mptcp_setsockopt_sol_socket_linger()
291 sockptr_t optval, unsigned int optlen) in mptcp_setsockopt_sol_socket() argument
388 mptcp_setsockopt_v6(struct mptcp_sock * msk,int optname,sockptr_t optval,unsigned int optlen) mptcp_setsockopt_v6() argument
583 mptcp_setsockopt_sol_tcp_congestion(struct mptcp_sock * msk,sockptr_t optval,unsigned int optlen) mptcp_setsockopt_sol_tcp_congestion() argument
690 mptcp_setsockopt_sol_ip_set(struct mptcp_sock * msk,int optname,sockptr_t optval,unsigned int optlen) mptcp_setsockopt_sol_ip_set() argument
736 mptcp_setsockopt_v4_set_tos(struct mptcp_sock * msk,int optname,sockptr_t optval,unsigned int optlen) mptcp_setsockopt_v4_set_tos() argument
764 mptcp_setsockopt_v4(struct mptcp_sock * msk,int optname,sockptr_t optval,unsigned int optlen) mptcp_setsockopt_v4() argument
780 mptcp_setsockopt_first_sf_only(struct mptcp_sock * msk,int level,int optname,sockptr_t optval,unsigned int optlen) mptcp_setsockopt_first_sf_only() argument
803 mptcp_setsockopt_all_sf(struct mptcp_sock * msk,int level,int optname,sockptr_t optval,unsigned int optlen) mptcp_setsockopt_all_sf() argument
819 mptcp_setsockopt_sol_tcp(struct mptcp_sock * msk,int optname,sockptr_t optval,unsigned int optlen) mptcp_setsockopt_sol_tcp() argument
893 mptcp_setsockopt(struct sock * sk,int level,int optname,sockptr_t optval,unsigned int optlen) mptcp_setsockopt() argument
931 mptcp_getsockopt_first_sf_only(struct mptcp_sock * msk,int level,int optname,char __user * optval,int __user * optlen) mptcp_getsockopt_first_sf_only() argument
1017 mptcp_getsockopt_info(struct mptcp_sock * msk,char __user * optval,int __user * optlen) mptcp_getsockopt_info() argument
1045 mptcp_put_subflow_data(struct mptcp_subflow_data * sfd,char __user * optval,u32 copied,int __user * optlen) mptcp_put_subflow_data() argument
1065 mptcp_get_subflow_data(struct mptcp_subflow_data * sfd,char __user * optval,int __user * optlen) mptcp_get_subflow_data() argument
1102 mptcp_getsockopt_tcpinfo(struct mptcp_sock * msk,char __user * optval,int __user * optlen) mptcp_getsockopt_tcpinfo() argument
1194 mptcp_getsockopt_subflow_addrs(struct mptcp_sock * msk,char __user * optval,int __user * optlen) mptcp_getsockopt_subflow_addrs() argument
1248 mptcp_get_full_info(struct mptcp_full_info * mfi,char __user * optval,int __user * optlen) mptcp_get_full_info() argument
1280 mptcp_put_full_info(struct mptcp_full_info * mfi,char __user * optval,u32 copylen,int __user * optlen) mptcp_put_full_info() argument
1292 mptcp_getsockopt_full_info(struct mptcp_sock * msk,char __user * optval,int __user * optlen) mptcp_getsockopt_full_info() argument
1366 mptcp_put_int_option(struct mptcp_sock * msk,char __user * optval,int __user * optlen,int val) mptcp_put_int_option() argument
1395 mptcp_getsockopt_sol_tcp(struct mptcp_sock * msk,int optname,char __user * optval,int __user * optlen) mptcp_getsockopt_sol_tcp() argument
1441 mptcp_getsockopt_v4(struct mptcp_sock * msk,int optname,char __user * optval,int __user * optlen) mptcp_getsockopt_v4() argument
1466 mptcp_getsockopt_v6(struct mptcp_sock * msk,int optname,char __user * optval,int __user * optlen) mptcp_getsockopt_v6() argument
1486 mptcp_getsockopt_sol_mptcp(struct mptcp_sock * msk,int optname,char __user * optval,int __user * optlen) mptcp_getsockopt_sol_mptcp() argument
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/linux/tools/testing/selftests/bpf/progs/
H A Dsockopt_multi.c28 ctx->optlen = 1; in _getsockopt_child()
34 if (ctx->optlen > page_size) in _getsockopt_child()
35 ctx->optlen = 0; in _getsockopt_child()
57 ctx->optlen = 1; in _getsockopt_parent()
63 if (ctx->optlen > page_size) in _getsockopt_parent()
64 ctx->optlen = 0; in _getsockopt_parent()
81 ctx->optlen = 1; in _setsockopt()
87 if (ctx->optlen > page_size) in _setsockopt()
88 ctx->optlen = 0; in _setsockopt()
H A Dsockopt_sk.c98 ctx->optlen = 1; in _getsockopt()
128 ctx->optlen = 1; in _getsockopt()
134 if (ctx->optlen > page_size) in _getsockopt()
135 ctx->optlen = 0; in _getsockopt()
165 ctx->optlen = 0; /* bypass optval>PAGE_SIZE */ in _setsockopt()
176 ctx->optlen = 4; in _setsockopt()
188 ctx->optlen = 5; in _setsockopt()
195 if (ctx->optlen != page_size * 2) in _setsockopt()
203 ctx->optlen = 1; in _setsockopt()
227 ctx->optlen = -1; /* BPF has consumed this option, don't call kernel in _setsockopt()
[all …]
H A Dcgroup_getset_retval_setsockopt.c23 if (ctx->optlen > page_size) in get_retval()
24 ctx->optlen = 0; in get_retval()
38 if (ctx->optlen > page_size) in set_eunatch()
39 ctx->optlen = 0; in set_eunatch()
53 if (ctx->optlen > page_size) in set_eisconn()
54 ctx->optlen = 0; in set_eisconn()
65 if (ctx->optlen > page_size) in legacy_eperm()
66 ctx->optlen = 0; in legacy_eperm()
H A Dcgroup_getset_retval_getsockopt.c25 if (ctx->optlen > page_size) in get_retval()
26 ctx->optlen = 0; in get_retval()
40 if (ctx->optlen > page_size) in set_eisconn()
41 ctx->optlen = 0; in set_eisconn()
54 if (ctx->optlen > page_size) in clear_retval()
55 ctx->optlen = 0; in clear_retval()
H A Dsockopt_inherit.c72 ctx->optlen = 1; in _getsockopt()
78 if (ctx->optlen > page_size) in _getsockopt()
79 ctx->optlen = 0; in _getsockopt()
101 ctx->optlen = -1; in _setsockopt()
107 if (ctx->optlen > page_size) in _setsockopt()
108 ctx->optlen = 0; in _setsockopt()
H A Dtest_tcp_hdr_options.c161 __u8 optlen; in synack_opt_len()
176 optlen = option_total_len(passive_synack_out.flags); in synack_opt_len()
177 if (optlen) { in synack_opt_len()
178 err = bpf_reserve_hdr_opt(skops, optlen, 0); in synack_opt_len()
205 __u8 optlen;
211 optlen = option_total_len(active_syn_out.flags); in syn_opt_len()
212 if (optlen) { in syn_opt_len()
213 err = bpf_reserve_hdr_opt(skops, optlen, 0); in syn_opt_len()
233 __u8 optlen; in fin_opt_len()
248 optlen in fin_opt_len()
164 __u8 optlen; synack_opt_len() local
208 __u8 optlen; syn_opt_len() local
236 __u8 optlen; fin_opt_len() local
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H A Dtest_ldsx_insn.c72 old_optlen = ctx->optlen; in _getsockopt()
75 ctx->optlen = -1; in _getsockopt()
79 set_optlen = ctx->optlen; in _getsockopt()
82 ctx->optlen = old_optlen; in _getsockopt()
/linux/Documentation/bpf/
H A Dprog_cgroup_sockopt.rst16 all input arguments: ``level``, ``optname``, ``optval`` and ``optlen``.
26 If BPF program sets ``optlen`` to -1, the control will be returned
30 Note, that ``optlen`` can not be increased beyond the user-supplied
44 sockopt. The BPF hook can observe ``optval``, ``optlen`` and ``retval``
46 the values above, adjust ``optlen`` and reset ``retval`` to 0. If ``optlen``
60 * ``1`` - success: copy ``optval`` and ``optlen`` to userspace, return
78 adjust ``optval``, ``optlen`` and reset ``retval`` to 0. After that
84 to the input arguments (``level``, ``optname``, ``optval``, ``optlen``),
94 * Set ``optlen`` to zero, which indicates that the kernel should
97 * Set ``optlen`` to the value less than ``PAGE_SIZE``, which
[all …]
/linux/net/ipv6/netfilter/
H A Dip6t_hbh.c57 unsigned int optlen; in hbh_mt6() local
137 optlen = *lp + 2; in hbh_mt6()
140 optlen = 1; in hbh_mt6()
144 pr_debug("len%04X\n", optlen); in hbh_mt6()
146 if ((ptr > skb->len - optlen || hdrlen < optlen) && in hbh_mt6()
151 ptr += optlen; in hbh_mt6()
152 hdrlen -= optlen; in hbh_mt6()
/linux/net/dccp/
H A Dproto.c
H A Dccid.h
/linux/net/tls/
H A Dtls_main.c436 int __user *optlen, int tx) in do_tls_getsockopt_conf() argument
445 if (get_user(len, optlen)) in do_tls_getsockopt_conf()
497 int __user *optlen) in do_tls_getsockopt_tx_zc() argument
503 if (get_user(len, optlen)) in do_tls_getsockopt_tx_zc()
517 int __user *optlen) in do_tls_getsockopt_no_pad() argument
525 if (get_user(len, optlen)) in do_tls_getsockopt_no_pad()
536 if (put_user(sizeof(value), optlen)) in do_tls_getsockopt_no_pad()
545 int __user *optlen) in do_tls_getsockopt_tx_payload_len() argument
551 if (get_user(len, optlen)) in do_tls_getsockopt_tx_payload_len()
557 if (put_user(sizeof(payload_len), optlen)) in do_tls_getsockopt_tx_payload_len()
[all …]
/linux/io_uring/
H A Dcmd_net.c15 int optlen, optname, level, err; in io_uring_cmd_getsockopt() local
24 optlen = READ_ONCE(sqe->optlen); in io_uring_cmd_getsockopt()
28 KERNEL_SOCKPTR(&optlen)); in io_uring_cmd_getsockopt()
32 /* On success, return optlen */ in io_uring_cmd_getsockopt()
33 return optlen; in io_uring_cmd_getsockopt()
42 int optname, optlen, level; in io_uring_cmd_setsockopt() local
48 optlen = READ_ONCE(sqe->optlen); in io_uring_cmd_setsockopt()
53 optlen); in io_uring_cmd_setsockopt()
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/linux/net/netfilter/
H A Dxt_tcpmss.c33 unsigned int i, optlen; in tcpmss_mt() local
44 optlen = th->doff*4 - sizeof(*th); in tcpmss_mt()
45 if (!optlen) in tcpmss_mt()
49 op = skb_header_pointer(skb, par->thoff + sizeof(*th), optlen, _opt); in tcpmss_mt()
53 for (i = 0; i < optlen; ) { in tcpmss_mt()
55 && (optlen - i) >= TCPOLEN_MSS in tcpmss_mt()
H A Dnft_exthdr.c29 static unsigned int optlen(const u8 *opt, unsigned int offset) in optlen() function
90 int optlen; in ipv4_find_option() local
96 optlen = iph->ihl * 4 - (int)sizeof(struct iphdr); in ipv4_find_option()
97 if (optlen <= 0) in ipv4_find_option()
104 if (skb_copy_bits(skb, sizeof(struct iphdr), opt->__data, optlen)) in ipv4_find_option()
106 opt->optlen = optlen; in ipv4_find_option()
205 optl = optlen(opt, i); in nft_exthdr_tcp_eval()
258 optl = optlen(opt, i); in nft_exthdr_tcp_set_eval()
335 optl = optlen(opt, i); in nft_exthdr_tcp_strip_eval()
416 unsigned int thoff, dataoff, optoff, optlen, i; in nft_exthdr_dccp_eval() local
[all …]
/linux/net/ipv6/
H A Dexthdrs_core.c136 int optlen; in ipv6_find_tlv() local
143 optlen = 1; in ipv6_find_tlv()
148 optlen = nh[offset + 1] + 2; in ipv6_find_tlv()
149 if (optlen > len) in ipv6_find_tlv()
153 offset += optlen; in ipv6_find_tlv()
154 len -= optlen; in ipv6_find_tlv()
/linux/net/xfrm/
H A Dxfrm_output.c228 int hdrlen, optlen; in xfrm4_beet_encap_add() local
231 optlen = XFRM_MODE_SKB_CB(skb)->optlen; in xfrm4_beet_encap_add()
232 if (unlikely(optlen)) in xfrm4_beet_encap_add()
233 hdrlen += IPV4_BEET_PHMAXLEN - (optlen & 4); in xfrm4_beet_encap_add()
249 if (unlikely(optlen)) { in xfrm4_beet_encap_add()
250 if (WARN_ON(optlen < 0)) in xfrm4_beet_encap_add()
253 ph->padlen = 4 - (optlen & 4); in xfrm4_beet_encap_add()
254 ph->hdrlen = optlen / 8; in xfrm4_beet_encap_add()
358 int optlen, hdr_len; in xfrm6_beet_encap_add() local
361 optlen = XFRM_MODE_SKB_CB(skb)->optlen; in xfrm6_beet_encap_add()
[all …]
/linux/include/net/
H A Dgue.h90 static inline int validate_gue_flags(struct guehdr *guehdr, size_t optlen) in validate_gue_flags() argument
99 if (len > optlen) in validate_gue_flags()
113 if (len > optlen) in validate_gue_flags()
/linux/net/rxrpc/
H A Dserver_key.c121 int rxrpc_server_keyring(struct rxrpc_sock *rx, sockptr_t optval, int optlen) in rxrpc_server_keyring() argument
128 if (optlen <= 0 || optlen > PAGE_SIZE - 1) in rxrpc_server_keyring()
131 description = memdup_sockptr_nul(optval, optlen); in rxrpc_server_keyring()

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