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[XFRM] SPD info TLV aggregation 

Aggregate the SPD info TLVs.

Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jamal Hadi Salim 2007-05-04 12:55:39 -07:00 committed by David S. Miller
parent af11e31609
commit 5a6d34162f
4 changed files with 44 additions and 70 deletions
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39
include/linux/xfrm.h
View File

@ -288,36 +288,29 @@ struct xfrmu_sadhinfo {
__u32 sadhmcnt; /* max allowed hash bkts */
};
/* SPD Table filter flags */
enum xfrm_spd_ftype_t {
XFRM_SPD_UNSPEC,
XFRM_SPD_HMASK=1,
XFRM_SPD_HMAX=2,
XFRM_SPD_ICNT=4,
XFRM_SPD_OCNT=8,
XFRM_SPD_FCNT=16,
XFRM_SPD_ISCNT=32,
XFRM_SPD_OSCNT=64,
XFRM_SPD_FSCNT=128,
__XFRM_SPD_MAX
#define XFRM_SPD_MAX (__XFRM_SPD_MAX - 1)
};
enum xfrm_spdattr_type_t {
XFRMA_SPD_UNSPEC,
XFRMA_SPDHMASK,
XFRMA_SPDHMAX,
XFRMA_SPDICNT,
XFRMA_SPDOCNT,
XFRMA_SPDFCNT,
XFRMA_SPDISCNT,
XFRMA_SPDOSCNT,
XFRMA_SPDFSCNT,
XFRMA_SPD_INFO,
XFRMA_SPD_HINFO,
__XFRMA_SPD_MAX
#define XFRMA_SPD_MAX (__XFRMA_SPD_MAX - 1)
};
struct xfrmu_spdinfo {
__u32 incnt;
__u32 outcnt;
__u32 fwdcnt;
__u32 inscnt;
__u32 outscnt;
__u32 fwdscnt;
};
struct xfrmu_spdhinfo {
__u32 spdhcnt;
__u32 spdhmcnt;
};
struct xfrm_usersa_info {
struct xfrm_selector sel;
struct xfrm_id id;

24
include/net/xfrm.h
View File

@ -416,17 +416,6 @@ struct xfrm_audit
u32 secid;
};
struct xfrm_spdinfo
{
u32 incnt;
u32 outcnt;
u32 fwdcnt;
u32 inscnt;
u32 outscnt;
u32 fwdscnt;
u32 spdhcnt;
u32 spdhmcnt;
};
#ifdef CONFIG_AUDITSYSCALL
extern void xfrm_audit_log(uid_t auid, u32 secid, int type, int result,
struct xfrm_policy *xp, struct xfrm_state *x);
@ -963,11 +952,22 @@ struct xfrmk_sadinfo {
u32 sadcnt; /* current running count */
};
struct xfrmk_spdinfo {
u32 incnt;
u32 outcnt;
u32 fwdcnt;
u32 inscnt;
u32 outscnt;
u32 fwdscnt;
u32 spdhcnt;
u32 spdhmcnt;
};
extern struct xfrm_state *xfrm_find_acq_byseq(u32 seq);
extern int xfrm_state_delete(struct xfrm_state *x);
extern void xfrm_state_flush(u8 proto, struct xfrm_audit *audit_info);
extern void xfrm_sad_getinfo(struct xfrmk_sadinfo *si);
extern void xfrm_spd_getinfo(struct xfrm_spdinfo *si);
extern void xfrm_spd_getinfo(struct xfrmk_spdinfo *si);
extern int xfrm_replay_check(struct xfrm_state *x, __be32 seq);
extern void xfrm_replay_advance(struct xfrm_state *x, __be32 seq);
extern void xfrm_replay_notify(struct xfrm_state *x, int event);

2
net/xfrm/xfrm_policy.c
View File

@ -579,7 +579,7 @@ static inline int xfrm_byidx_should_resize(int total)
return 0;
}
void xfrm_spd_getinfo(struct xfrm_spdinfo *si)
void xfrm_spd_getinfo(struct xfrmk_spdinfo *si)
{
read_lock_bh(&xfrm_policy_lock);
si->incnt = xfrm_policy_count[XFRM_POLICY_IN];

49
net/xfrm/xfrm_user.c
View File

@ -674,7 +674,9 @@ static struct sk_buff *xfrm_state_netlink(struct sk_buff *in_skb,
static int build_spdinfo(struct sk_buff *skb, u32 pid, u32 seq, u32 flags)
{
struct xfrm_spdinfo si;
struct xfrmk_spdinfo si;
struct xfrmu_spdinfo spc;
struct xfrmu_spdhinfo sph;
struct nlmsghdr *nlh;
u32 *f;
@ -685,23 +687,17 @@ static int build_spdinfo(struct sk_buff *skb, u32 pid, u32 seq, u32 flags)
f = nlmsg_data(nlh);
*f = flags;
xfrm_spd_getinfo(&si);
spc.incnt = si.incnt;
spc.outcnt = si.outcnt;
spc.fwdcnt = si.fwdcnt;
spc.inscnt = si.inscnt;
spc.outscnt = si.outscnt;
spc.fwdscnt = si.fwdscnt;
sph.spdhcnt = si.spdhcnt;
sph.spdhmcnt = si.spdhmcnt;
if (flags & XFRM_SPD_HMASK)
NLA_PUT_U32(skb, XFRMA_SPDHMASK, si.spdhcnt);
if (flags & XFRM_SPD_HMAX)
NLA_PUT_U32(skb, XFRMA_SPDHMAX, si.spdhmcnt);
if (flags & XFRM_SPD_ICNT)
NLA_PUT_U32(skb, XFRMA_SPDICNT, si.incnt);
if (flags & XFRM_SPD_OCNT)
NLA_PUT_U32(skb, XFRMA_SPDOCNT, si.outcnt);
if (flags & XFRM_SPD_FCNT)
NLA_PUT_U32(skb, XFRMA_SPDFCNT, si.fwdcnt);
if (flags & XFRM_SPD_ISCNT)
NLA_PUT_U32(skb, XFRMA_SPDISCNT, si.inscnt);
if (flags & XFRM_SPD_OSCNT)
NLA_PUT_U32(skb, XFRMA_SPDOSCNT, si.inscnt);
if (flags & XFRM_SPD_FSCNT)
NLA_PUT_U32(skb, XFRMA_SPDFSCNT, si.inscnt);
NLA_PUT(skb, XFRMA_SPD_INFO, sizeof(spc), &spc);
NLA_PUT(skb, XFRMA_SPD_HINFO, sizeof(sph), &sph);
return nlmsg_end(skb, nlh);
@ -719,23 +715,8 @@ static int xfrm_get_spdinfo(struct sk_buff *skb, struct nlmsghdr *nlh,
u32 seq = nlh->nlmsg_seq;
int len = NLMSG_LENGTH(sizeof(u32));
if (*flags & XFRM_SPD_HMASK)
len += RTA_SPACE(sizeof(u32));
if (*flags & XFRM_SPD_HMAX)
len += RTA_SPACE(sizeof(u32));
if (*flags & XFRM_SPD_ICNT)
len += RTA_SPACE(sizeof(u32));
if (*flags & XFRM_SPD_OCNT)
len += RTA_SPACE(sizeof(u32));
if (*flags & XFRM_SPD_FCNT)
len += RTA_SPACE(sizeof(u32));
if (*flags & XFRM_SPD_ISCNT)
len += RTA_SPACE(sizeof(u32));
if (*flags & XFRM_SPD_OSCNT)
len += RTA_SPACE(sizeof(u32));
if (*flags & XFRM_SPD_FSCNT)
len += RTA_SPACE(sizeof(u32));
len += RTA_SPACE(sizeof(struct xfrmu_spdinfo));
len += RTA_SPACE(sizeof(struct xfrmu_spdhinfo));
r_skb = alloc_skb(len, GFP_ATOMIC);
if (r_skb == NULL)