1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _LINUX_SKBUFF_H 20 #define _LINUX_SKBUFF_H 21 #include <linux/kernel.h> 22 #include <linux/compiler.h> 23 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 24 #include <linux/time.h> 25 #include <linux/cache.h> 26 #include <asm/atomic.h> 27 #include <asm/types.h> 28 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 29 #include <linux/spinlock.h> 30 #include <linux/mm.h> 31 #include <linux/highmem.h> 32 #include <linux/poll.h> 33 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 34 #include <linux/net.h> 35 #include <linux/textsearch.h> 36 #include <net/checksum.h> 37 #include <linux/dmaengine.h> 38 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 39 #define HAVE_ALLOC_SKB 40 #define HAVE_ALIGNABLE_SKB 41 #define CHECKSUM_NONE 0 42 #define CHECKSUM_HW 1 43 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 44 #define CHECKSUM_UNNECESSARY 2 45 #define SKB_DATA_ALIGN(X) (((X) + (SMP_CACHE_BYTES - 1)) & ~(SMP_CACHE_BYTES - 1)) 46 #define SKB_MAX_ORDER(X, ORDER) (((PAGE_SIZE << (ORDER)) - (X) - sizeof(struct skb_shared_info)) & ~(SMP_CACHE_BYTES - 1)) 47 #define SKB_MAX_HEAD(X) (SKB_MAX_ORDER((X), 0)) 48 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 49 #define SKB_MAX_ALLOC (SKB_MAX_ORDER(0, 2)) 50 struct net_device; 51 struct sk_buff_head { 52 struct sk_buff *next; 53 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 54 struct sk_buff *prev; 55 __u32 qlen; 56 spinlock_t lock; 57 }; 58 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 59 struct sk_buff; 60 #define MAX_SKB_FRAGS (65536/PAGE_SIZE + 2) 61 typedef struct skb_frag_struct skb_frag_t; 62 struct skb_frag_struct { 63 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 64 struct page *page; 65 __u16 page_offset; 66 __u16 size; 67 }; 68 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 69 struct skb_shared_info { 70 atomic_t dataref; 71 unsigned short nr_frags; 72 unsigned short gso_size; 73 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 74 unsigned short gso_segs; 75 unsigned short gso_type; 76 unsigned int ip6_frag_id; 77 struct sk_buff *frag_list; 78 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 79 skb_frag_t frags[MAX_SKB_FRAGS]; 80 }; 81 #define SKB_DATAREF_SHIFT 16 82 #define SKB_DATAREF_MASK ((1 << SKB_DATAREF_SHIFT) - 1) 83 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 84 struct skb_timeval { 85 u32 off_sec; 86 u32 off_usec; 87 }; 88 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 89 enum { 90 SKB_FCLONE_UNAVAILABLE, 91 SKB_FCLONE_ORIG, 92 SKB_FCLONE_CLONE, 93 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 94 }; 95 enum { 96 SKB_GSO_TCPV4 = 1 << 0, 97 SKB_GSO_UDP = 1 << 1, 98 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 99 SKB_GSO_DODGY = 1 << 2, 100 SKB_GSO_TCP_ECN = 1 << 3, 101 SKB_GSO_TCPV6 = 1 << 4, 102 }; 103 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 104 struct sk_buff { 105 struct sk_buff *next; 106 struct sk_buff *prev; 107 struct sock *sk; 108 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 109 struct skb_timeval tstamp; 110 struct net_device *dev; 111 struct net_device *input_dev; 112 union { 113 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 114 struct tcphdr *th; 115 struct udphdr *uh; 116 struct icmphdr *icmph; 117 struct igmphdr *igmph; 118 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 119 struct iphdr *ipiph; 120 struct ipv6hdr *ipv6h; 121 unsigned char *raw; 122 } h; 123 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 124 union { 125 struct iphdr *iph; 126 struct ipv6hdr *ipv6h; 127 struct arphdr *arph; 128 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 129 unsigned char *raw; 130 } nh; 131 union { 132 unsigned char *raw; 133 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 134 } mac; 135 struct dst_entry *dst; 136 struct sec_path *sp; 137 char cb[48]; 138 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 139 unsigned int len, 140 data_len, 141 mac_len, 142 csum; 143 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 144 __u32 priority; 145 __u8 local_df:1, 146 cloned:1, 147 ip_summed:2, 148 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 149 nohdr:1, 150 nfctinfo:3; 151 __u8 pkt_type:3, 152 fclone:2, 153 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 154 ipvs_property:1; 155 __be16 protocol; 156 void (*destructor)(struct sk_buff *skb); 157 unsigned int truesize; 158 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 159 atomic_t users; 160 unsigned char *head, 161 *data, 162 *tail, 163 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 164 *end; 165 }; 166 #endif 167
