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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/include/linux/netlink.h | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/include/linux/netlink.h')
-rw-r--r-- | ANDROID_3.4.5/include/linux/netlink.h | 270 |
1 files changed, 0 insertions, 270 deletions
diff --git a/ANDROID_3.4.5/include/linux/netlink.h b/ANDROID_3.4.5/include/linux/netlink.h deleted file mode 100644 index a2092f58..00000000 --- a/ANDROID_3.4.5/include/linux/netlink.h +++ /dev/null @@ -1,270 +0,0 @@ -#ifndef __LINUX_NETLINK_H -#define __LINUX_NETLINK_H - -#include <linux/socket.h> /* for __kernel_sa_family_t */ -#include <linux/types.h> - -#define NETLINK_ROUTE 0 /* Routing/device hook */ -#define NETLINK_UNUSED 1 /* Unused number */ -#define NETLINK_USERSOCK 2 /* Reserved for user mode socket protocols */ -#define NETLINK_FIREWALL 3 /* Firewalling hook */ -#define NETLINK_SOCK_DIAG 4 /* socket monitoring */ -#define NETLINK_NFLOG 5 /* netfilter/iptables ULOG */ -#define NETLINK_XFRM 6 /* ipsec */ -#define NETLINK_SELINUX 7 /* SELinux event notifications */ -#define NETLINK_ISCSI 8 /* Open-iSCSI */ -#define NETLINK_AUDIT 9 /* auditing */ -#define NETLINK_FIB_LOOKUP 10 -#define NETLINK_CONNECTOR 11 -#define NETLINK_NETFILTER 12 /* netfilter subsystem */ -#define NETLINK_IP6_FW 13 -#define NETLINK_DNRTMSG 14 /* DECnet routing messages */ -#define NETLINK_KOBJECT_UEVENT 15 /* Kernel messages to userspace */ -#define NETLINK_GENERIC 16 -/* leave room for NETLINK_DM (DM Events) */ -#define NETLINK_SCSITRANSPORT 18 /* SCSI Transports */ -#define NETLINK_ECRYPTFS 19 -#define NETLINK_RDMA 20 -#define NETLINK_CRYPTO 21 /* Crypto layer */ - -#define NETLINK_INET_DIAG NETLINK_SOCK_DIAG - -#define MAX_LINKS 32 - -struct sockaddr_nl { - __kernel_sa_family_t nl_family; /* AF_NETLINK */ - unsigned short nl_pad; /* zero */ - __u32 nl_pid; /* port ID */ - __u32 nl_groups; /* multicast groups mask */ -}; - -struct nlmsghdr { - __u32 nlmsg_len; /* Length of message including header */ - __u16 nlmsg_type; /* Message content */ - __u16 nlmsg_flags; /* Additional flags */ - __u32 nlmsg_seq; /* Sequence number */ - __u32 nlmsg_pid; /* Sending process port ID */ -}; - -/* Flags values */ - -#define NLM_F_REQUEST 1 /* It is request message. */ -#define NLM_F_MULTI 2 /* Multipart message, terminated by NLMSG_DONE */ -#define NLM_F_ACK 4 /* Reply with ack, with zero or error code */ -#define NLM_F_ECHO 8 /* Echo this request */ -#define NLM_F_DUMP_INTR 16 /* Dump was inconsistent due to sequence change */ - -/* Modifiers to GET request */ -#define NLM_F_ROOT 0x100 /* specify tree root */ -#define NLM_F_MATCH 0x200 /* return all matching */ -#define NLM_F_ATOMIC 0x400 /* atomic GET */ -#define NLM_F_DUMP (NLM_F_ROOT|NLM_F_MATCH) - -/* Modifiers to NEW request */ -#define NLM_F_REPLACE 0x100 /* Override existing */ -#define NLM_F_EXCL 0x200 /* Do not touch, if it exists */ -#define NLM_F_CREATE 0x400 /* Create, if it does not exist */ -#define NLM_F_APPEND 0x800 /* Add to end of list */ - -/* - 4.4BSD ADD NLM_F_CREATE|NLM_F_EXCL - 4.4BSD CHANGE NLM_F_REPLACE - - True CHANGE NLM_F_CREATE|NLM_F_REPLACE - Append NLM_F_CREATE - Check NLM_F_EXCL - */ - -#define NLMSG_ALIGNTO 4U -#define NLMSG_ALIGN(len) ( ((len)+NLMSG_ALIGNTO-1) & ~(NLMSG_ALIGNTO-1) ) -#define NLMSG_HDRLEN ((int) NLMSG_ALIGN(sizeof(struct nlmsghdr))) -#define NLMSG_LENGTH(len) ((len)+NLMSG_ALIGN(NLMSG_HDRLEN)) -#define NLMSG_SPACE(len) NLMSG_ALIGN(NLMSG_LENGTH(len)) -#define NLMSG_DATA(nlh) ((void*)(((char*)nlh) + NLMSG_LENGTH(0))) -#define NLMSG_NEXT(nlh,len) ((len) -= NLMSG_ALIGN((nlh)->nlmsg_len), \ - (struct nlmsghdr*)(((char*)(nlh)) + NLMSG_ALIGN((nlh)->nlmsg_len))) -#define NLMSG_OK(nlh,len) ((len) >= (int)sizeof(struct nlmsghdr) && \ - (nlh)->nlmsg_len >= sizeof(struct nlmsghdr) && \ - (nlh)->nlmsg_len <= (len)) -#define NLMSG_PAYLOAD(nlh,len) ((nlh)->nlmsg_len - NLMSG_SPACE((len))) - -#define NLMSG_NOOP 0x1 /* Nothing. */ -#define NLMSG_ERROR 0x2 /* Error */ -#define NLMSG_DONE 0x3 /* End of a dump */ -#define NLMSG_OVERRUN 0x4 /* Data lost */ - -#define NLMSG_MIN_TYPE 0x10 /* < 0x10: reserved control messages */ - -struct nlmsgerr { - int error; - struct nlmsghdr msg; -}; - -#define NETLINK_ADD_MEMBERSHIP 1 -#define NETLINK_DROP_MEMBERSHIP 2 -#define NETLINK_PKTINFO 3 -#define NETLINK_BROADCAST_ERROR 4 -#define NETLINK_NO_ENOBUFS 5 - -struct nl_pktinfo { - __u32 group; -}; - -#define NET_MAJOR 36 /* Major 36 is reserved for networking */ - -enum { - NETLINK_UNCONNECTED = 0, - NETLINK_CONNECTED, -}; - -/* - * <------- NLA_HDRLEN ------> <-- NLA_ALIGN(payload)--> - * +---------------------+- - -+- - - - - - - - - -+- - -+ - * | Header | Pad | Payload | Pad | - * | (struct nlattr) | ing | | ing | - * +---------------------+- - -+- - - - - - - - - -+- - -+ - * <-------------- nlattr->nla_len --------------> - */ - -struct nlattr { - __u16 nla_len; - __u16 nla_type; -}; - -/* - * nla_type (16 bits) - * +---+---+-------------------------------+ - * | N | O | Attribute Type | - * +---+---+-------------------------------+ - * N := Carries nested attributes - * O := Payload stored in network byte order - * - * Note: The N and O flag are mutually exclusive. - */ -#define NLA_F_NESTED (1 << 15) -#define NLA_F_NET_BYTEORDER (1 << 14) -#define NLA_TYPE_MASK ~(NLA_F_NESTED | NLA_F_NET_BYTEORDER) - -#define NLA_ALIGNTO 4 -#define NLA_ALIGN(len) (((len) + NLA_ALIGNTO - 1) & ~(NLA_ALIGNTO - 1)) -#define NLA_HDRLEN ((int) NLA_ALIGN(sizeof(struct nlattr))) - -#ifdef __KERNEL__ - -#include <linux/capability.h> -#include <linux/skbuff.h> - -struct net; - -static inline struct nlmsghdr *nlmsg_hdr(const struct sk_buff *skb) -{ - return (struct nlmsghdr *)skb->data; -} - -struct netlink_skb_parms { - struct ucred creds; /* Skb credentials */ - __u32 pid; - __u32 dst_group; -}; - -#define NETLINK_CB(skb) (*(struct netlink_skb_parms*)&((skb)->cb)) -#define NETLINK_CREDS(skb) (&NETLINK_CB((skb)).creds) - - -extern void netlink_table_grab(void); -extern void netlink_table_ungrab(void); - -extern struct sock *netlink_kernel_create(struct net *net, - int unit,unsigned int groups, - void (*input)(struct sk_buff *skb), - struct mutex *cb_mutex, - struct module *module); -extern void netlink_kernel_release(struct sock *sk); -extern int __netlink_change_ngroups(struct sock *sk, unsigned int groups); -extern int netlink_change_ngroups(struct sock *sk, unsigned int groups); -extern void __netlink_clear_multicast_users(struct sock *sk, unsigned int group); -extern void netlink_clear_multicast_users(struct sock *sk, unsigned int group); -extern void netlink_ack(struct sk_buff *in_skb, struct nlmsghdr *nlh, int err); -extern int netlink_has_listeners(struct sock *sk, unsigned int group); -extern int netlink_unicast(struct sock *ssk, struct sk_buff *skb, __u32 pid, int nonblock); -extern int netlink_broadcast(struct sock *ssk, struct sk_buff *skb, __u32 pid, - __u32 group, gfp_t allocation); -extern int netlink_broadcast_filtered(struct sock *ssk, struct sk_buff *skb, - __u32 pid, __u32 group, gfp_t allocation, - int (*filter)(struct sock *dsk, struct sk_buff *skb, void *data), - void *filter_data); -extern int netlink_set_err(struct sock *ssk, __u32 pid, __u32 group, int code); -extern int netlink_register_notifier(struct notifier_block *nb); -extern int netlink_unregister_notifier(struct notifier_block *nb); - -/* finegrained unicast helpers: */ -struct sock *netlink_getsockbyfilp(struct file *filp); -int netlink_attachskb(struct sock *sk, struct sk_buff *skb, - long *timeo, struct sock *ssk); -void netlink_detachskb(struct sock *sk, struct sk_buff *skb); -int netlink_sendskb(struct sock *sk, struct sk_buff *skb); - -/* - * skb should fit one page. This choice is good for headerless malloc. - * But we should limit to 8K so that userspace does not have to - * use enormous buffer sizes on recvmsg() calls just to avoid - * MSG_TRUNC when PAGE_SIZE is very large. - */ -#if PAGE_SIZE < 8192UL -#define NLMSG_GOODSIZE SKB_WITH_OVERHEAD(PAGE_SIZE) -#else -#define NLMSG_GOODSIZE SKB_WITH_OVERHEAD(8192UL) -#endif - -#define NLMSG_DEFAULT_SIZE (NLMSG_GOODSIZE - NLMSG_HDRLEN) - - -struct netlink_callback { - struct sk_buff *skb; - const struct nlmsghdr *nlh; - int (*dump)(struct sk_buff * skb, - struct netlink_callback *cb); - int (*done)(struct netlink_callback *cb); - void *data; - u16 family; - u16 min_dump_alloc; - unsigned int prev_seq, seq; - long args[6]; -}; - -struct netlink_notify { - struct net *net; - int pid; - int protocol; -}; - -struct nlmsghdr * -__nlmsg_put(struct sk_buff *skb, u32 pid, u32 seq, int type, int len, int flags); - -#define NLMSG_NEW(skb, pid, seq, type, len, flags) \ -({ if (unlikely(skb_tailroom(skb) < (int)NLMSG_SPACE(len))) \ - goto nlmsg_failure; \ - __nlmsg_put(skb, pid, seq, type, len, flags); }) - -#define NLMSG_PUT(skb, pid, seq, type, len) \ - NLMSG_NEW(skb, pid, seq, type, len, 0) - -struct netlink_dump_control { - int (*dump)(struct sk_buff *skb, struct netlink_callback *); - int (*done)(struct netlink_callback*); - void *data; - u16 min_dump_alloc; -}; - -extern int netlink_dump_start(struct sock *ssk, struct sk_buff *skb, - const struct nlmsghdr *nlh, - struct netlink_dump_control *control); - - -#define NL_NONROOT_RECV 0x1 -#define NL_NONROOT_SEND 0x2 -extern void netlink_set_nonroot(int protocol, unsigned flag); - -#endif /* __KERNEL__ */ - -#endif /* __LINUX_NETLINK_H */ |