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To help in reducing the number of include dependencies, several files were touched as they were getting needed headers indirectly for stuff they use. Thanks also to Alan Menegotto for pointing out that net/dccp/proto.c had linux/dccp.h include twice. Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
214 lines
6.0 KiB
C
214 lines
6.0 KiB
C
#ifndef _CCID_H
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#define _CCID_H
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/*
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* net/dccp/ccid.h
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*
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* An implementation of the DCCP protocol
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* Arnaldo Carvalho de Melo <acme@conectiva.com.br>
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*
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* CCID infrastructure
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <net/sock.h>
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#include <linux/compiler.h>
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#include <linux/dccp.h>
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#include <linux/list.h>
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#include <linux/module.h>
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#define CCID_MAX 255
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struct tcp_info;
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struct ccid {
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unsigned char ccid_id;
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const char *ccid_name;
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struct module *ccid_owner;
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int (*ccid_init)(struct sock *sk);
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void (*ccid_exit)(struct sock *sk);
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int (*ccid_hc_rx_init)(struct sock *sk);
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int (*ccid_hc_tx_init)(struct sock *sk);
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void (*ccid_hc_rx_exit)(struct sock *sk);
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void (*ccid_hc_tx_exit)(struct sock *sk);
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void (*ccid_hc_rx_packet_recv)(struct sock *sk,
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struct sk_buff *skb);
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int (*ccid_hc_rx_parse_options)(struct sock *sk,
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unsigned char option,
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unsigned char len, u16 idx,
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unsigned char* value);
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void (*ccid_hc_rx_insert_options)(struct sock *sk,
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struct sk_buff *skb);
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void (*ccid_hc_tx_insert_options)(struct sock *sk,
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struct sk_buff *skb);
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void (*ccid_hc_tx_packet_recv)(struct sock *sk,
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struct sk_buff *skb);
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int (*ccid_hc_tx_parse_options)(struct sock *sk,
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unsigned char option,
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unsigned char len, u16 idx,
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unsigned char* value);
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int (*ccid_hc_tx_send_packet)(struct sock *sk,
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struct sk_buff *skb, int len);
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void (*ccid_hc_tx_packet_sent)(struct sock *sk, int more,
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int len);
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void (*ccid_hc_rx_get_info)(struct sock *sk,
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struct tcp_info *info);
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void (*ccid_hc_tx_get_info)(struct sock *sk,
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struct tcp_info *info);
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int (*ccid_hc_rx_getsockopt)(struct sock *sk,
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const int optname, int len,
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u32 __user *optval,
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int __user *optlen);
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int (*ccid_hc_tx_getsockopt)(struct sock *sk,
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const int optname, int len,
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u32 __user *optval,
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int __user *optlen);
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};
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extern int ccid_register(struct ccid *ccid);
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extern int ccid_unregister(struct ccid *ccid);
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extern struct ccid *ccid_init(unsigned char id, struct sock *sk);
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extern void ccid_exit(struct ccid *ccid, struct sock *sk);
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static inline void __ccid_get(struct ccid *ccid)
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{
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__module_get(ccid->ccid_owner);
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}
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static inline int ccid_hc_tx_send_packet(struct ccid *ccid, struct sock *sk,
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struct sk_buff *skb, int len)
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{
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int rc = 0;
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if (ccid->ccid_hc_tx_send_packet != NULL)
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rc = ccid->ccid_hc_tx_send_packet(sk, skb, len);
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return rc;
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}
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static inline void ccid_hc_tx_packet_sent(struct ccid *ccid, struct sock *sk,
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int more, int len)
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{
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if (ccid->ccid_hc_tx_packet_sent != NULL)
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ccid->ccid_hc_tx_packet_sent(sk, more, len);
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}
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static inline int ccid_hc_rx_init(struct ccid *ccid, struct sock *sk)
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{
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int rc = 0;
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if (ccid->ccid_hc_rx_init != NULL)
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rc = ccid->ccid_hc_rx_init(sk);
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return rc;
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}
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static inline int ccid_hc_tx_init(struct ccid *ccid, struct sock *sk)
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{
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int rc = 0;
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if (ccid->ccid_hc_tx_init != NULL)
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rc = ccid->ccid_hc_tx_init(sk);
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return rc;
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}
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static inline void ccid_hc_rx_exit(struct ccid *ccid, struct sock *sk)
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{
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if (ccid != NULL && ccid->ccid_hc_rx_exit != NULL &&
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dccp_sk(sk)->dccps_hc_rx_ccid_private != NULL)
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ccid->ccid_hc_rx_exit(sk);
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}
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static inline void ccid_hc_tx_exit(struct ccid *ccid, struct sock *sk)
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{
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if (ccid != NULL && ccid->ccid_hc_tx_exit != NULL &&
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dccp_sk(sk)->dccps_hc_tx_ccid_private != NULL)
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ccid->ccid_hc_tx_exit(sk);
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}
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static inline void ccid_hc_rx_packet_recv(struct ccid *ccid, struct sock *sk,
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struct sk_buff *skb)
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{
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if (ccid->ccid_hc_rx_packet_recv != NULL)
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ccid->ccid_hc_rx_packet_recv(sk, skb);
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}
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static inline void ccid_hc_tx_packet_recv(struct ccid *ccid, struct sock *sk,
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struct sk_buff *skb)
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{
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if (ccid->ccid_hc_tx_packet_recv != NULL)
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ccid->ccid_hc_tx_packet_recv(sk, skb);
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}
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static inline int ccid_hc_tx_parse_options(struct ccid *ccid, struct sock *sk,
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unsigned char option,
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unsigned char len, u16 idx,
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unsigned char* value)
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{
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int rc = 0;
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if (ccid->ccid_hc_tx_parse_options != NULL)
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rc = ccid->ccid_hc_tx_parse_options(sk, option, len, idx,
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value);
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return rc;
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}
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static inline int ccid_hc_rx_parse_options(struct ccid *ccid, struct sock *sk,
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unsigned char option,
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unsigned char len, u16 idx,
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unsigned char* value)
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{
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int rc = 0;
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if (ccid->ccid_hc_rx_parse_options != NULL)
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rc = ccid->ccid_hc_rx_parse_options(sk, option, len, idx, value);
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return rc;
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}
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static inline void ccid_hc_tx_insert_options(struct ccid *ccid, struct sock *sk,
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struct sk_buff *skb)
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{
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if (ccid->ccid_hc_tx_insert_options != NULL)
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ccid->ccid_hc_tx_insert_options(sk, skb);
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}
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static inline void ccid_hc_rx_insert_options(struct ccid *ccid, struct sock *sk,
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struct sk_buff *skb)
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{
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if (ccid->ccid_hc_rx_insert_options != NULL)
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ccid->ccid_hc_rx_insert_options(sk, skb);
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}
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static inline void ccid_hc_rx_get_info(struct ccid *ccid, struct sock *sk,
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struct tcp_info *info)
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{
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if (ccid->ccid_hc_rx_get_info != NULL)
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ccid->ccid_hc_rx_get_info(sk, info);
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}
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static inline void ccid_hc_tx_get_info(struct ccid *ccid, struct sock *sk,
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struct tcp_info *info)
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{
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if (ccid->ccid_hc_tx_get_info != NULL)
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ccid->ccid_hc_tx_get_info(sk, info);
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}
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static inline int ccid_hc_rx_getsockopt(struct ccid *ccid, struct sock *sk,
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const int optname, int len,
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u32 __user *optval, int __user *optlen)
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{
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int rc = -ENOPROTOOPT;
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if (ccid->ccid_hc_rx_getsockopt != NULL)
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rc = ccid->ccid_hc_rx_getsockopt(sk, optname, len,
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optval, optlen);
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return rc;
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}
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static inline int ccid_hc_tx_getsockopt(struct ccid *ccid, struct sock *sk,
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const int optname, int len,
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u32 __user *optval, int __user *optlen)
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{
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int rc = -ENOPROTOOPT;
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if (ccid->ccid_hc_tx_getsockopt != NULL)
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rc = ccid->ccid_hc_tx_getsockopt(sk, optname, len,
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optval, optlen);
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return rc;
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}
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#endif /* _CCID_H */
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