Searched refs:skb (Results 1 – 3 of 3) sorted by relevance
/system/netd/bpf_progs/ |
D | bpf_net_helpers.h | 26 static uint64_t (*bpf_get_socket_cookie)(struct __sk_buff* skb) = (void*)BPF_FUNC_get_socket_cookie; 28 static uint32_t (*bpf_get_socket_uid)(struct __sk_buff* skb) = (void*)BPF_FUNC_get_socket_uid; 30 static int (*bpf_skb_pull_data)(struct __sk_buff* skb, __u32 len) = (void*)BPF_FUNC_skb_pull_data; 32 static int (*bpf_skb_load_bytes)(struct __sk_buff* skb, int off, void* to, 35 static int (*bpf_skb_store_bytes)(struct __sk_buff* skb, __u32 offset, const void* from, __u32 len, 41 static int64_t (*bpf_csum_update)(struct __sk_buff* skb, __wsum csum) = (void*)BPF_FUNC_csum_update; 43 static int (*bpf_skb_change_proto)(struct __sk_buff* skb, __be16 proto, 45 static int (*bpf_l3_csum_replace)(struct __sk_buff* skb, __u32 offset, __u64 from, __u64 to, 47 static int (*bpf_l4_csum_replace)(struct __sk_buff* skb, __u32 offset, __u64 from, __u64 to, 53 static int (*bpf_skb_change_head)(struct __sk_buff* skb, __u32 head_room, [all …]
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D | netd.c | 100 static __always_inline inline void update_##the_stats_map(struct __sk_buff* skb, \ 111 uint64_t bytes = skb->len; \ 113 bool is_ipv6 = (skb->protocol == htons(ETH_P_IPV6)); \ 136 static inline bool skip_owner_match(struct __sk_buff* skb) { in DEFINE_UPDATE_STATS() 139 if (skb->protocol == htons(ETH_P_IP)) { in DEFINE_UPDATE_STATS() 143 ret = bpf_skb_load_bytes(skb, offset, &proto, 1); in DEFINE_UPDATE_STATS() 148 ret = bpf_skb_load_bytes(skb, IPPROTO_IHL_OFF, &ihl, 1); in DEFINE_UPDATE_STATS() 150 ret = bpf_skb_load_bytes(skb, ihl * 4 + TCP_FLAG_OFF, &flag, 1); in DEFINE_UPDATE_STATS() 156 } else if (skb->protocol == htons(ETH_P_IPV6)) { in DEFINE_UPDATE_STATS() 159 ret = bpf_skb_load_bytes(skb, offset, &proto, 1); in DEFINE_UPDATE_STATS() [all …]
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D | clatd.c | 42 static inline __always_inline int nat64(struct __sk_buff* skb, bool is_ethernet) { in nat64() argument 44 void* data = (void*)(long)skb->data; in nat64() 45 const void* data_end = (void*)(long)skb->data_end; in nat64() 50 if (is_ethernet && (skb->pkt_type != PACKET_HOST)) return TC_ACT_OK; in nat64() 53 if (skb->protocol != htons(ETH_P_IPV6)) return TC_ACT_OK; in nat64() 79 .iif = skb->ifindex, in nat64() 135 if (bpf_skb_change_proto(skb, htons(ETH_P_IP), 0)) return TC_ACT_OK; in nat64() 152 bpf_csum_update(skb, sum6); in nat64() 155 data = (void*)(long)skb->data; in nat64() 156 data_end = (void*)(long)skb->data_end; in nat64() [all …]
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