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[NETFILTER]: h323 annotations

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Al Viro 2006-09-28 14:22:51 -07:00 • committed by David S. Miller
parent 6a19d61472
commit d4263cde88
3 changed files with 53 additions and 53 deletions
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6
include/linux/netfilter_ipv4/ip_conntrack_h323.h
View file

@ -30,7 +30,7 @@ struct ip_ct_h323_master {
struct ip_conntrack_expect; struct ip_conntrack_expect;
extern int get_h225_addr(unsigned char *data, TransportAddress * addr, extern int get_h225_addr(unsigned char *data, TransportAddress * addr,
u_int32_t * ip, u_int16_t * port); __be32 * ip, u_int16_t * port);
extern void ip_conntrack_h245_expect(struct ip_conntrack *new, extern void ip_conntrack_h245_expect(struct ip_conntrack *new,
struct ip_conntrack_expect *this); struct ip_conntrack_expect *this);
extern void ip_conntrack_q931_expect(struct ip_conntrack *new, extern void ip_conntrack_q931_expect(struct ip_conntrack *new,
@ -38,11 +38,11 @@ extern void ip_conntrack_q931_expect(struct ip_conntrack *new,
extern int (*set_h245_addr_hook) (struct sk_buff ** pskb, extern int (*set_h245_addr_hook) (struct sk_buff ** pskb,
unsigned char **data, int dataoff, unsigned char **data, int dataoff,
H245_TransportAddress * addr, H245_TransportAddress * addr,
u_int32_t ip, u_int16_t port); __be32 ip, u_int16_t port);
extern int (*set_h225_addr_hook) (struct sk_buff ** pskb, extern int (*set_h225_addr_hook) (struct sk_buff ** pskb,
unsigned char **data, int dataoff, unsigned char **data, int dataoff,
TransportAddress * addr, TransportAddress * addr,
u_int32_t ip, u_int16_t port); __be32 ip, u_int16_t port);
extern int (*set_sig_addr_hook) (struct sk_buff ** pskb, extern int (*set_sig_addr_hook) (struct sk_buff ** pskb,
struct ip_conntrack * ct, struct ip_conntrack * ct,
enum ip_conntrack_info ctinfo, enum ip_conntrack_info ctinfo,

84
net/ipv4/netfilter/ip_conntrack_helper_h323.c
View file

@ -49,11 +49,11 @@ MODULE_PARM_DESC(callforward_filter, "only create call forwarding expectations "
int (*set_h245_addr_hook) (struct sk_buff ** pskb, int (*set_h245_addr_hook) (struct sk_buff ** pskb,
unsigned char **data, int dataoff, unsigned char **data, int dataoff,
H245_TransportAddress * addr, H245_TransportAddress * addr,
u_int32_t ip, u_int16_t port); __be32 ip, u_int16_t port);
int (*set_h225_addr_hook) (struct sk_buff ** pskb, int (*set_h225_addr_hook) (struct sk_buff ** pskb,
unsigned char **data, int dataoff, unsigned char **data, int dataoff,
TransportAddress * addr, TransportAddress * addr,
u_int32_t ip, u_int16_t port); __be32 ip, u_int16_t port);
int (*set_sig_addr_hook) (struct sk_buff ** pskb, int (*set_sig_addr_hook) (struct sk_buff ** pskb,
struct ip_conntrack * ct, struct ip_conntrack * ct,
enum ip_conntrack_info ctinfo, enum ip_conntrack_info ctinfo,
@ -209,7 +209,7 @@ static int get_tpkt_data(struct sk_buff **pskb, struct ip_conntrack *ct,
/****************************************************************************/ /****************************************************************************/
static int get_h245_addr(unsigned char *data, H245_TransportAddress * addr, static int get_h245_addr(unsigned char *data, H245_TransportAddress * addr,
u_int32_t * ip, u_int16_t * port) __be32 * ip, u_int16_t * port)
{ {
unsigned char *p; unsigned char *p;
@ -232,7 +232,7 @@ static int expect_rtp_rtcp(struct sk_buff **pskb, struct ip_conntrack *ct,
{ {
int dir = CTINFO2DIR(ctinfo); int dir = CTINFO2DIR(ctinfo);
int ret = 0; int ret = 0;
u_int32_t ip; __be32 ip;
u_int16_t port; u_int16_t port;
u_int16_t rtp_port; u_int16_t rtp_port;
struct ip_conntrack_expect *rtp_exp; struct ip_conntrack_expect *rtp_exp;
@ -254,10 +254,10 @@ static int expect_rtp_rtcp(struct sk_buff **pskb, struct ip_conntrack *ct,
rtp_exp->tuple.dst.ip = ct->tuplehash[!dir].tuple.dst.ip; rtp_exp->tuple.dst.ip = ct->tuplehash[!dir].tuple.dst.ip;
rtp_exp->tuple.dst.u.udp.port = htons(rtp_port); rtp_exp->tuple.dst.u.udp.port = htons(rtp_port);
rtp_exp->tuple.dst.protonum = IPPROTO_UDP; rtp_exp->tuple.dst.protonum = IPPROTO_UDP;
rtp_exp->mask.src.ip = 0xFFFFFFFF; rtp_exp->mask.src.ip = htonl(0xFFFFFFFF);
rtp_exp->mask.src.u.udp.port = 0; rtp_exp->mask.src.u.udp.port = 0;
rtp_exp->mask.dst.ip = 0xFFFFFFFF; rtp_exp->mask.dst.ip = htonl(0xFFFFFFFF);
rtp_exp->mask.dst.u.udp.port = 0xFFFF; rtp_exp->mask.dst.u.udp.port = htons(0xFFFF);
rtp_exp->mask.dst.protonum = 0xFF; rtp_exp->mask.dst.protonum = 0xFF;
rtp_exp->flags = 0; rtp_exp->flags = 0;
@ -271,10 +271,10 @@ static int expect_rtp_rtcp(struct sk_buff **pskb, struct ip_conntrack *ct,
rtcp_exp->tuple.dst.ip = ct->tuplehash[!dir].tuple.dst.ip; rtcp_exp->tuple.dst.ip = ct->tuplehash[!dir].tuple.dst.ip;
rtcp_exp->tuple.dst.u.udp.port = htons(rtp_port + 1); rtcp_exp->tuple.dst.u.udp.port = htons(rtp_port + 1);
rtcp_exp->tuple.dst.protonum = IPPROTO_UDP; rtcp_exp->tuple.dst.protonum = IPPROTO_UDP;
rtcp_exp->mask.src.ip = 0xFFFFFFFF; rtcp_exp->mask.src.ip = htonl(0xFFFFFFFF);
rtcp_exp->mask.src.u.udp.port = 0; rtcp_exp->mask.src.u.udp.port = 0;
rtcp_exp->mask.dst.ip = 0xFFFFFFFF; rtcp_exp->mask.dst.ip = htonl(0xFFFFFFFF);
rtcp_exp->mask.dst.u.udp.port = 0xFFFF; rtcp_exp->mask.dst.u.udp.port = htons(0xFFFF);
rtcp_exp->mask.dst.protonum = 0xFF; rtcp_exp->mask.dst.protonum = 0xFF;
rtcp_exp->flags = 0; rtcp_exp->flags = 0;
@ -325,7 +325,7 @@ static int expect_t120(struct sk_buff **pskb,
{ {
int dir = CTINFO2DIR(ctinfo); int dir = CTINFO2DIR(ctinfo);
int ret = 0; int ret = 0;
u_int32_t ip; __be32 ip;
u_int16_t port; u_int16_t port;
struct ip_conntrack_expect *exp = NULL; struct ip_conntrack_expect *exp = NULL;
@ -342,10 +342,10 @@ static int expect_t120(struct sk_buff **pskb,
exp->tuple.dst.ip = ct->tuplehash[!dir].tuple.dst.ip; exp->tuple.dst.ip = ct->tuplehash[!dir].tuple.dst.ip;
exp->tuple.dst.u.tcp.port = htons(port); exp->tuple.dst.u.tcp.port = htons(port);
exp->tuple.dst.protonum = IPPROTO_TCP; exp->tuple.dst.protonum = IPPROTO_TCP;
exp->mask.src.ip = 0xFFFFFFFF; exp->mask.src.ip = htonl(0xFFFFFFFF);
exp->mask.src.u.tcp.port = 0; exp->mask.src.u.tcp.port = 0;
exp->mask.dst.ip = 0xFFFFFFFF; exp->mask.dst.ip = htonl(0xFFFFFFFF);
exp->mask.dst.u.tcp.port = 0xFFFF; exp->mask.dst.u.tcp.port = htons(0xFFFF);
exp->mask.dst.protonum = 0xFF; exp->mask.dst.protonum = 0xFF;
exp->flags = IP_CT_EXPECT_PERMANENT; /* Accept multiple channels */ exp->flags = IP_CT_EXPECT_PERMANENT; /* Accept multiple channels */
@ -626,7 +626,7 @@ void ip_conntrack_h245_expect(struct ip_conntrack *new,
/****************************************************************************/ /****************************************************************************/
int get_h225_addr(unsigned char *data, TransportAddress * addr, int get_h225_addr(unsigned char *data, TransportAddress * addr,
u_int32_t * ip, u_int16_t * port) __be32 * ip, u_int16_t * port)
{ {
unsigned char *p; unsigned char *p;
@ -648,7 +648,7 @@ static int expect_h245(struct sk_buff **pskb, struct ip_conntrack *ct,
{ {
int dir = CTINFO2DIR(ctinfo); int dir = CTINFO2DIR(ctinfo);
int ret = 0; int ret = 0;
u_int32_t ip; __be32 ip;
u_int16_t port; u_int16_t port;
struct ip_conntrack_expect *exp = NULL; struct ip_conntrack_expect *exp = NULL;
@ -665,10 +665,10 @@ static int expect_h245(struct sk_buff **pskb, struct ip_conntrack *ct,
exp->tuple.dst.ip = ct->tuplehash[!dir].tuple.dst.ip; exp->tuple.dst.ip = ct->tuplehash[!dir].tuple.dst.ip;
exp->tuple.dst.u.tcp.port = htons(port); exp->tuple.dst.u.tcp.port = htons(port);
exp->tuple.dst.protonum = IPPROTO_TCP; exp->tuple.dst.protonum = IPPROTO_TCP;
exp->mask.src.ip = 0xFFFFFFFF; exp->mask.src.ip = htonl(0xFFFFFFFF);
exp->mask.src.u.tcp.port = 0; exp->mask.src.u.tcp.port = 0;
exp->mask.dst.ip = 0xFFFFFFFF; exp->mask.dst.ip = htonl(0xFFFFFFFF);
exp->mask.dst.u.tcp.port = 0xFFFF; exp->mask.dst.u.tcp.port = htons(0xFFFF);
exp->mask.dst.protonum = 0xFF; exp->mask.dst.protonum = 0xFF;
exp->flags = 0; exp->flags = 0;
@ -709,7 +709,7 @@ static int expect_callforwarding(struct sk_buff **pskb,
{ {
int dir = CTINFO2DIR(ctinfo); int dir = CTINFO2DIR(ctinfo);
int ret = 0; int ret = 0;
u_int32_t ip; __be32 ip;
u_int16_t port; u_int16_t port;
struct ip_conntrack_expect *exp = NULL; struct ip_conntrack_expect *exp = NULL;
@ -751,10 +751,10 @@ static int expect_callforwarding(struct sk_buff **pskb,
exp->tuple.dst.ip = ip; exp->tuple.dst.ip = ip;
exp->tuple.dst.u.tcp.port = htons(port); exp->tuple.dst.u.tcp.port = htons(port);
exp->tuple.dst.protonum = IPPROTO_TCP; exp->tuple.dst.protonum = IPPROTO_TCP;
exp->mask.src.ip = 0xFFFFFFFF; exp->mask.src.ip = htonl(0xFFFFFFFF);
exp->mask.src.u.tcp.port = 0; exp->mask.src.u.tcp.port = 0;
exp->mask.dst.ip = 0xFFFFFFFF; exp->mask.dst.ip = htonl(0xFFFFFFFF);
exp->mask.dst.u.tcp.port = 0xFFFF; exp->mask.dst.u.tcp.port = htons(0xFFFF);
exp->mask.dst.protonum = 0xFF; exp->mask.dst.protonum = 0xFF;
exp->flags = 0; exp->flags = 0;
@ -791,7 +791,7 @@ static int process_setup(struct sk_buff **pskb, struct ip_conntrack *ct,
int dir = CTINFO2DIR(ctinfo); int dir = CTINFO2DIR(ctinfo);
int ret; int ret;
int i; int i;
u_int32_t ip; __be32 ip;
u_int16_t port; u_int16_t port;
DEBUGP("ip_ct_q931: Setup\n"); DEBUGP("ip_ct_q931: Setup\n");
@ -1188,7 +1188,7 @@ static unsigned char *get_udp_data(struct sk_buff **pskb, int *datalen)
/****************************************************************************/ /****************************************************************************/
static struct ip_conntrack_expect *find_expect(struct ip_conntrack *ct, static struct ip_conntrack_expect *find_expect(struct ip_conntrack *ct,
u_int32_t ip, u_int16_t port) __be32 ip, u_int16_t port)
{ {
struct ip_conntrack_expect *exp; struct ip_conntrack_expect *exp;
struct ip_conntrack_tuple tuple; struct ip_conntrack_tuple tuple;
@ -1228,7 +1228,7 @@ static int expect_q931(struct sk_buff **pskb, struct ip_conntrack *ct,
int dir = CTINFO2DIR(ctinfo); int dir = CTINFO2DIR(ctinfo);
int ret = 0; int ret = 0;
int i; int i;
u_int32_t ip; __be32 ip;
u_int16_t port; u_int16_t port;
struct ip_conntrack_expect *exp; struct ip_conntrack_expect *exp;
@ -1251,10 +1251,10 @@ static int expect_q931(struct sk_buff **pskb, struct ip_conntrack *ct,
exp->tuple.dst.ip = ct->tuplehash[!dir].tuple.dst.ip; exp->tuple.dst.ip = ct->tuplehash[!dir].tuple.dst.ip;
exp->tuple.dst.u.tcp.port = htons(port); exp->tuple.dst.u.tcp.port = htons(port);
exp->tuple.dst.protonum = IPPROTO_TCP; exp->tuple.dst.protonum = IPPROTO_TCP;
exp->mask.src.ip = gkrouted_only ? 0xFFFFFFFF : 0; exp->mask.src.ip = gkrouted_only ? htonl(0xFFFFFFFF) : 0;
exp->mask.src.u.tcp.port = 0; exp->mask.src.u.tcp.port = 0;
exp->mask.dst.ip = 0xFFFFFFFF; exp->mask.dst.ip = htonl(0xFFFFFFFF);
exp->mask.dst.u.tcp.port = 0xFFFF; exp->mask.dst.u.tcp.port = htons(0xFFFF);
exp->mask.dst.protonum = 0xFF; exp->mask.dst.protonum = 0xFF;
exp->flags = IP_CT_EXPECT_PERMANENT; /* Accept multiple calls */ exp->flags = IP_CT_EXPECT_PERMANENT; /* Accept multiple calls */
@ -1307,7 +1307,7 @@ static int process_gcf(struct sk_buff **pskb, struct ip_conntrack *ct,
{ {
int dir = CTINFO2DIR(ctinfo); int dir = CTINFO2DIR(ctinfo);
int ret = 0; int ret = 0;
u_int32_t ip; __be32 ip;
u_int16_t port; u_int16_t port;
struct ip_conntrack_expect *exp; struct ip_conntrack_expect *exp;
@ -1333,10 +1333,10 @@ static int process_gcf(struct sk_buff **pskb, struct ip_conntrack *ct,
exp->tuple.dst.ip = ip; exp->tuple.dst.ip = ip;
exp->tuple.dst.u.tcp.port = htons(port); exp->tuple.dst.u.tcp.port = htons(port);
exp->tuple.dst.protonum = IPPROTO_UDP; exp->tuple.dst.protonum = IPPROTO_UDP;
exp->mask.src.ip = 0xFFFFFFFF; exp->mask.src.ip = htonl(0xFFFFFFFF);
exp->mask.src.u.tcp.port = 0; exp->mask.src.u.tcp.port = 0;
exp->mask.dst.ip = 0xFFFFFFFF; exp->mask.dst.ip = htonl(0xFFFFFFFF);
exp->mask.dst.u.tcp.port = 0xFFFF; exp->mask.dst.u.tcp.port = htons(0xFFFF);
exp->mask.dst.protonum = 0xFF; exp->mask.dst.protonum = 0xFF;
exp->flags = 0; exp->flags = 0;
exp->expectfn = ip_conntrack_ras_expect; exp->expectfn = ip_conntrack_ras_expect;
@ -1477,7 +1477,7 @@ static int process_arq(struct sk_buff **pskb, struct ip_conntrack *ct,
{ {
struct ip_ct_h323_master *info = &ct->help.ct_h323_info; struct ip_ct_h323_master *info = &ct->help.ct_h323_info;
int dir = CTINFO2DIR(ctinfo); int dir = CTINFO2DIR(ctinfo);
u_int32_t ip; __be32 ip;
u_int16_t port; u_int16_t port;
DEBUGP("ip_ct_ras: ARQ\n"); DEBUGP("ip_ct_ras: ARQ\n");
@ -1513,7 +1513,7 @@ static int process_acf(struct sk_buff **pskb, struct ip_conntrack *ct,
{ {
int dir = CTINFO2DIR(ctinfo); int dir = CTINFO2DIR(ctinfo);
int ret = 0; int ret = 0;
u_int32_t ip; __be32 ip;
u_int16_t port; u_int16_t port;
struct ip_conntrack_expect *exp; struct ip_conntrack_expect *exp;
@ -1538,10 +1538,10 @@ static int process_acf(struct sk_buff **pskb, struct ip_conntrack *ct,
exp->tuple.dst.ip = ip; exp->tuple.dst.ip = ip;
exp->tuple.dst.u.tcp.port = htons(port); exp->tuple.dst.u.tcp.port = htons(port);
exp->tuple.dst.protonum = IPPROTO_TCP; exp->tuple.dst.protonum = IPPROTO_TCP;
exp->mask.src.ip = 0xFFFFFFFF; exp->mask.src.ip = htonl(0xFFFFFFFF);
exp->mask.src.u.tcp.port = 0; exp->mask.src.u.tcp.port = 0;
exp->mask.dst.ip = 0xFFFFFFFF; exp->mask.dst.ip = htonl(0xFFFFFFFF);
exp->mask.dst.u.tcp.port = 0xFFFF; exp->mask.dst.u.tcp.port = htons(0xFFFF);
exp->mask.dst.protonum = 0xFF; exp->mask.dst.protonum = 0xFF;
exp->flags = IP_CT_EXPECT_PERMANENT; exp->flags = IP_CT_EXPECT_PERMANENT;
exp->expectfn = ip_conntrack_q931_expect; exp->expectfn = ip_conntrack_q931_expect;
@ -1581,7 +1581,7 @@ static int process_lcf(struct sk_buff **pskb, struct ip_conntrack *ct,
{ {
int dir = CTINFO2DIR(ctinfo); int dir = CTINFO2DIR(ctinfo);
int ret = 0; int ret = 0;
u_int32_t ip; __be32 ip;
u_int16_t port; u_int16_t port;
struct ip_conntrack_expect *exp = NULL; struct ip_conntrack_expect *exp = NULL;
@ -1598,10 +1598,10 @@ static int process_lcf(struct sk_buff **pskb, struct ip_conntrack *ct,
exp->tuple.dst.ip = ip; exp->tuple.dst.ip = ip;
exp->tuple.dst.u.tcp.port = htons(port); exp->tuple.dst.u.tcp.port = htons(port);
exp->tuple.dst.protonum = IPPROTO_TCP; exp->tuple.dst.protonum = IPPROTO_TCP;
exp->mask.src.ip = 0xFFFFFFFF; exp->mask.src.ip = htonl(0xFFFFFFFF);
exp->mask.src.u.tcp.port = 0; exp->mask.src.u.tcp.port = 0;
exp->mask.dst.ip = 0xFFFFFFFF; exp->mask.dst.ip = htonl(0xFFFFFFFF);
exp->mask.dst.u.tcp.port = 0xFFFF; exp->mask.dst.u.tcp.port = htons(0xFFFF);
exp->mask.dst.protonum = 0xFF; exp->mask.dst.protonum = 0xFF;
exp->flags = IP_CT_EXPECT_PERMANENT; exp->flags = IP_CT_EXPECT_PERMANENT;
exp->expectfn = ip_conntrack_q931_expect; exp->expectfn = ip_conntrack_q931_expect;

16
net/ipv4/netfilter/ip_nat_helper_h323.c
View file

@ -32,13 +32,13 @@
/****************************************************************************/ /****************************************************************************/
static int set_addr(struct sk_buff **pskb, static int set_addr(struct sk_buff **pskb,
unsigned char **data, int dataoff, unsigned char **data, int dataoff,
unsigned int addroff, u_int32_t ip, u_int16_t port) unsigned int addroff, __be32 ip, u_int16_t port)
{ {
enum ip_conntrack_info ctinfo; enum ip_conntrack_info ctinfo;
struct ip_conntrack *ct = ip_conntrack_get(*pskb, &ctinfo); struct ip_conntrack *ct = ip_conntrack_get(*pskb, &ctinfo);
struct { struct {
u_int32_t ip; __be32 ip;
u_int16_t port; __be16 port;
} __attribute__ ((__packed__)) buf; } __attribute__ ((__packed__)) buf;
struct tcphdr _tcph, *th; struct tcphdr _tcph, *th;
@ -86,7 +86,7 @@ static int set_addr(struct sk_buff **pskb,
static int set_h225_addr(struct sk_buff **pskb, static int set_h225_addr(struct sk_buff **pskb,
unsigned char **data, int dataoff, unsigned char **data, int dataoff,
TransportAddress * addr, TransportAddress * addr,
u_int32_t ip, u_int16_t port) __be32 ip, u_int16_t port)
{ {
return set_addr(pskb, data, dataoff, addr->ipAddress.ip, ip, port); return set_addr(pskb, data, dataoff, addr->ipAddress.ip, ip, port);
} }
@ -95,7 +95,7 @@ static int set_h225_addr(struct sk_buff **pskb,
static int set_h245_addr(struct sk_buff **pskb, static int set_h245_addr(struct sk_buff **pskb,
unsigned char **data, int dataoff, unsigned char **data, int dataoff,
H245_TransportAddress * addr, H245_TransportAddress * addr,
u_int32_t ip, u_int16_t port) __be32 ip, u_int16_t port)
{ {
return set_addr(pskb, data, dataoff, return set_addr(pskb, data, dataoff,
addr->unicastAddress.iPAddress.network, ip, port); addr->unicastAddress.iPAddress.network, ip, port);
@ -110,7 +110,7 @@ static int set_sig_addr(struct sk_buff **pskb, struct ip_conntrack *ct,
struct ip_ct_h323_master *info = &ct->help.ct_h323_info; struct ip_ct_h323_master *info = &ct->help.ct_h323_info;
int dir = CTINFO2DIR(ctinfo); int dir = CTINFO2DIR(ctinfo);
int i; int i;
u_int32_t ip; __be32 ip;
u_int16_t port; u_int16_t port;
for (i = 0; i < count; i++) { for (i = 0; i < count; i++) {
@ -164,7 +164,7 @@ static int set_ras_addr(struct sk_buff **pskb, struct ip_conntrack *ct,
{ {
int dir = CTINFO2DIR(ctinfo); int dir = CTINFO2DIR(ctinfo);
int i; int i;
u_int32_t ip; __be32 ip;
u_int16_t port; u_int16_t port;
for (i = 0; i < count; i++) { for (i = 0; i < count; i++) {
@ -433,7 +433,7 @@ static int nat_q931(struct sk_buff **pskb, struct ip_conntrack *ct,
struct ip_ct_h323_master *info = &ct->help.ct_h323_info; struct ip_ct_h323_master *info = &ct->help.ct_h323_info;
int dir = CTINFO2DIR(ctinfo); int dir = CTINFO2DIR(ctinfo);
u_int16_t nated_port = port; u_int16_t nated_port = port;
u_int32_t ip; __be32 ip;
/* Set expectations for NAT */ /* Set expectations for NAT */
exp->saved_proto.tcp.port = exp->tuple.dst.u.tcp.port; exp->saved_proto.tcp.port = exp->tuple.dst.u.tcp.port;