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netfilter: Use unsigned types for hooknum and pf vars

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and (try to) consistently use u_int8_t for the L3 family.

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
This commit is contained in:
Jan Engelhardt
2008-10-08 11:35:00 +02:00
committed by Patrick McHardy
parent be713a443e
commit 76108cea06
35 changed files with 127 additions and 121 deletions
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30
include/linux/netfilter.h
View File

@@ -92,8 +92,8 @@ struct nf_hook_ops
/* User fills in from here down. */
nf_hookfn *hook;
struct module *owner;
int pf;
int hooknum;
u_int8_t pf;
unsigned int hooknum;
/* Hooks are ordered in ascending priority. */
int priority;
};
@@ -102,7 +102,7 @@ struct nf_sockopt_ops
{
struct list_head list;
int pf;
u_int8_t pf;
/* Non-inclusive ranges: use 0/0/NULL to never get called. */
int set_optmin;
@@ -140,7 +140,7 @@ extern struct ctl_path nf_net_ipv4_netfilter_sysctl_path[];
extern struct list_head nf_hooks[NPROTO][NF_MAX_HOOKS];
int nf_hook_slow(int pf, unsigned int hook, struct sk_buff *skb,
int nf_hook_slow(u_int8_t pf, unsigned int hook, struct sk_buff *skb,
struct net_device *indev, struct net_device *outdev,
int (*okfn)(struct sk_buff *), int thresh);
@@ -151,7 +151,7 @@ int nf_hook_slow(int pf, unsigned int hook, struct sk_buff *skb,
* okfn must be invoked by the caller in this case. Any other return
* value indicates the packet has been consumed by the hook.
*/
static inline int nf_hook_thresh(int pf, unsigned int hook,
static inline int nf_hook_thresh(u_int8_t pf, unsigned int hook,
struct sk_buff *skb,
struct net_device *indev,
struct net_device *outdev,
@@ -167,7 +167,7 @@ static inline int nf_hook_thresh(int pf, unsigned int hook,
return nf_hook_slow(pf, hook, skb, indev, outdev, okfn, thresh);
}
static inline int nf_hook(int pf, unsigned int hook, struct sk_buff *skb,
static inline int nf_hook(u_int8_t pf, unsigned int hook, struct sk_buff *skb,
struct net_device *indev, struct net_device *outdev,
int (*okfn)(struct sk_buff *))
{
@@ -212,14 +212,14 @@ __ret;})
NF_HOOK_THRESH(pf, hook, skb, indev, outdev, okfn, INT_MIN)
/* Call setsockopt() */
int nf_setsockopt(struct sock *sk, int pf, int optval, char __user *opt,
int nf_setsockopt(struct sock *sk, u_int8_t pf, int optval, char __user *opt,
int len);
int nf_getsockopt(struct sock *sk, int pf, int optval, char __user *opt,
int nf_getsockopt(struct sock *sk, u_int8_t pf, int optval, char __user *opt,
int *len);
int compat_nf_setsockopt(struct sock *sk, int pf, int optval,
int compat_nf_setsockopt(struct sock *sk, u_int8_t pf, int optval,
char __user *opt, int len);
int compat_nf_getsockopt(struct sock *sk, int pf, int optval,
int compat_nf_getsockopt(struct sock *sk, u_int8_t pf, int optval,
char __user *opt, int *len);
/* Call this before modifying an existing packet: ensures it is
@@ -292,7 +292,7 @@ extern void nf_unregister_afinfo(const struct nf_afinfo *afinfo);
extern void (*ip_nat_decode_session)(struct sk_buff *, struct flowi *);
static inline void
nf_nat_decode_session(struct sk_buff *skb, struct flowi *fl, int family)
nf_nat_decode_session(struct sk_buff *skb, struct flowi *fl, u_int8_t family)
{
#ifdef CONFIG_NF_NAT_NEEDED
void (*decodefn)(struct sk_buff *, struct flowi *);
@@ -315,7 +315,7 @@ extern struct proc_dir_entry *proc_net_netfilter;
#else /* !CONFIG_NETFILTER */
#define NF_HOOK(pf, hook, skb, indev, outdev, okfn) (okfn)(skb)
#define NF_HOOK_COND(pf, hook, skb, indev, outdev, okfn, cond) (okfn)(skb)
static inline int nf_hook_thresh(int pf, unsigned int hook,
static inline int nf_hook_thresh(u_int8_t pf, unsigned int hook,
struct sk_buff *skb,
struct net_device *indev,
struct net_device *outdev,
@@ -324,7 +324,7 @@ static inline int nf_hook_thresh(int pf, unsigned int hook,
{
return okfn(skb);
}
static inline int nf_hook(int pf, unsigned int hook, struct sk_buff *skb,
static inline int nf_hook(u_int8_t pf, unsigned int hook, struct sk_buff *skb,
struct net_device *indev, struct net_device *outdev,
int (*okfn)(struct sk_buff *))
{
@@ -332,7 +332,9 @@ static inline int nf_hook(int pf, unsigned int hook, struct sk_buff *skb,
}
struct flowi;
static inline void
nf_nat_decode_session(struct sk_buff *skb, struct flowi *fl, int family) {}
nf_nat_decode_session(struct sk_buff *skb, struct flowi *fl, u_int8_t family)
{
}
#endif /*CONFIG_NETFILTER*/
#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)

28
include/linux/netfilter/x_tables.h
View File

@@ -292,7 +292,7 @@ struct xt_table
/* Set this to THIS_MODULE if you are a module, otherwise NULL */
struct module *me;
int af; /* address/protocol family */
u_int8_t af; /* address/protocol family */
};
#include <linux/netfilter_ipv4.h>
@@ -346,19 +346,19 @@ extern struct xt_table_info *xt_replace_table(struct xt_table *table,
struct xt_table_info *newinfo,
int *error);
extern struct xt_match *xt_find_match(int af, const char *name, u8 revision);
extern struct xt_target *xt_find_target(int af, const char *name, u8 revision);
extern struct xt_target *xt_request_find_target(int af, const char *name,
extern struct xt_match *xt_find_match(u8 af, const char *name, u8 revision);
extern struct xt_target *xt_find_target(u8 af, const char *name, u8 revision);
extern struct xt_target *xt_request_find_target(u8 af, const char *name,
u8 revision);
extern int xt_find_revision(int af, const char *name, u8 revision, int target,
int *err);
extern int xt_find_revision(u8 af, const char *name, u8 revision,
int target, int *err);
extern struct xt_table *xt_find_table_lock(struct net *net, int af,
extern struct xt_table *xt_find_table_lock(struct net *net, u_int8_t af,
const char *name);
extern void xt_table_unlock(struct xt_table *t);
extern int xt_proto_init(struct net *net, int af);
extern void xt_proto_fini(struct net *net, int af);
extern int xt_proto_init(struct net *net, u_int8_t af);
extern void xt_proto_fini(struct net *net, u_int8_t af);
extern struct xt_table_info *xt_alloc_table_info(unsigned int size);
extern void xt_free_table_info(struct xt_table_info *info);
@@ -423,12 +423,12 @@ struct compat_xt_counters_info
#define COMPAT_XT_ALIGN(s) (((s) + (__alignof__(struct compat_xt_counters)-1)) \
& ~(__alignof__(struct compat_xt_counters)-1))
extern void xt_compat_lock(int af);
extern void xt_compat_unlock(int af);
extern void xt_compat_lock(u_int8_t af);
extern void xt_compat_unlock(u_int8_t af);
extern int xt_compat_add_offset(int af, unsigned int offset, short delta);
extern void xt_compat_flush_offsets(int af);
extern short xt_compat_calc_jump(int af, unsigned int offset);
extern int xt_compat_add_offset(u_int8_t af, unsigned int offset, short delta);
extern void xt_compat_flush_offsets(u_int8_t af);
extern short xt_compat_calc_jump(u_int8_t af, unsigned int offset);
extern int xt_compat_match_offset(const struct xt_match *match);
extern int xt_compat_match_from_user(struct xt_entry_match *m,

2
include/net/netfilter/nf_conntrack_core.h
View File

@@ -20,7 +20,7 @@
/* This header is used to share core functionality between the
standalone connection tracking module, and the compatibility layer's use
of connection tracking. */
extern unsigned int nf_conntrack_in(int pf,
extern unsigned int nf_conntrack_in(u_int8_t pf,
unsigned int hooknum,
struct sk_buff *skb);

2
include/net/netfilter/nf_conntrack_expect.h
View File

@@ -86,7 +86,7 @@ void nf_ct_unexpect_related(struct nf_conntrack_expect *exp);
/* Allocate space for an expectation: this is mandatory before calling
nf_ct_expect_related. You will have to call put afterwards. */
struct nf_conntrack_expect *nf_ct_expect_alloc(struct nf_conn *me);
void nf_ct_expect_init(struct nf_conntrack_expect *, unsigned int, int,
void nf_ct_expect_init(struct nf_conntrack_expect *, unsigned int, u_int8_t,
const union nf_inet_addr *,
const union nf_inet_addr *,
u_int8_t, const __be16 *, const __be16 *);

4
include/net/netfilter/nf_conntrack_l4proto.h
View File

@@ -39,7 +39,7 @@ struct nf_conntrack_l4proto
const struct sk_buff *skb,
unsigned int dataoff,
enum ip_conntrack_info ctinfo,
int pf,
u_int8_t pf,
unsigned int hooknum);
/* Called when a new connection for this protocol found;
@@ -52,7 +52,7 @@ struct nf_conntrack_l4proto
int (*error)(struct sk_buff *skb, unsigned int dataoff,
enum ip_conntrack_info *ctinfo,
int pf, unsigned int hooknum);
u_int8_t pf, unsigned int hooknum);
/* Print out the per-protocol part of the tuple. Return like seq_* */
int (*print_tuple)(struct seq_file *s,

8
include/net/netfilter/nf_log.h
View File

@@ -28,7 +28,7 @@ struct nf_loginfo {
} u;
};
typedef void nf_logfn(unsigned int pf,
typedef void nf_logfn(u_int8_t pf,
unsigned int hooknum,
const struct sk_buff *skb,
const struct net_device *in,
@@ -43,12 +43,12 @@ struct nf_logger {
};
/* Function to register/unregister log function. */
int nf_log_register(int pf, const struct nf_logger *logger);
int nf_log_register(u_int8_t pf, const struct nf_logger *logger);
void nf_log_unregister(const struct nf_logger *logger);
void nf_log_unregister_pf(int pf);
void nf_log_unregister_pf(u_int8_t pf);
/* Calls the registered backend logging function */
void nf_log_packet(int pf,
void nf_log_packet(u_int8_t pf,
unsigned int hooknum,
const struct sk_buff *skb,
const struct net_device *in,

6
include/net/netfilter/nf_queue.h
View File

@@ -8,7 +8,7 @@ struct nf_queue_entry {
unsigned int id;
struct nf_hook_ops *elem;
int pf;
u_int8_t pf;
unsigned int hook;
struct net_device *indev;
struct net_device *outdev;
@@ -24,9 +24,9 @@ struct nf_queue_handler {
char *name;
};
extern int nf_register_queue_handler(int pf,
extern int nf_register_queue_handler(u_int8_t pf,
const struct nf_queue_handler *qh);
extern int nf_unregister_queue_handler(int pf,
extern int nf_unregister_queue_handler(u_int8_t pf,
const struct nf_queue_handler *qh);
extern void nf_unregister_queue_handlers(const struct nf_queue_handler *qh);
extern void nf_reinject(struct nf_queue_entry *entry, unsigned int verdict);