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-rw-r--r--include/net/cipso_ipv4.h16
-rw-r--r--include/net/netlabel.h9
-rw-r--r--net/ipv4/cipso_ipv4.c222
-rw-r--r--net/netlabel/netlabel_kapi.c60
-rw-r--r--security/selinux/hooks.c50
-rw-r--r--security/selinux/include/netlabel.h9
-rw-r--r--security/selinux/include/objsec.h1
-rw-r--r--security/selinux/netlabel.c68
8 files changed, 393 insertions, 42 deletions
diff --git a/include/net/cipso_ipv4.h b/include/net/cipso_ipv4.h
index 5fe6556fb3c5..2ce093ba553d 100644
--- a/include/net/cipso_ipv4.h
+++ b/include/net/cipso_ipv4.h
@@ -208,6 +208,10 @@ int cipso_v4_sock_setattr(struct sock *sk,
const struct cipso_v4_doi *doi_def,
const struct netlbl_lsm_secattr *secattr);
int cipso_v4_sock_getattr(struct sock *sk, struct netlbl_lsm_secattr *secattr);
+int cipso_v4_skbuff_setattr(struct sk_buff *skb,
+ const struct cipso_v4_doi *doi_def,
+ const struct netlbl_lsm_secattr *secattr);
+int cipso_v4_skbuff_delattr(struct sk_buff *skb);
int cipso_v4_skbuff_getattr(const struct sk_buff *skb,
struct netlbl_lsm_secattr *secattr);
int cipso_v4_validate(unsigned char **option);
@@ -232,6 +236,18 @@ static inline int cipso_v4_sock_getattr(struct sock *sk,
return -ENOSYS;
}
+static inline int cipso_v4_skbuff_setattr(struct sk_buff *skb,
+ const struct cipso_v4_doi *doi_def,
+ const struct netlbl_lsm_secattr *secattr)
+{
+ return -ENOSYS;
+}
+
+static inline int cipso_v4_skbuff_delattr(struct sk_buff *skb)
+{
+ return -ENOSYS;
+}
+
static inline int cipso_v4_skbuff_getattr(const struct sk_buff *skb,
struct netlbl_lsm_secattr *secattr)
{
diff --git a/include/net/netlabel.h b/include/net/netlabel.h
index 0729f8ce5042..3f67e6d49e40 100644
--- a/include/net/netlabel.h
+++ b/include/net/netlabel.h
@@ -382,6 +382,9 @@ int netlbl_sock_setattr(struct sock *sk,
const struct netlbl_lsm_secattr *secattr);
int netlbl_sock_getattr(struct sock *sk,
struct netlbl_lsm_secattr *secattr);
+int netlbl_skbuff_setattr(struct sk_buff *skb,
+ u16 family,
+ const struct netlbl_lsm_secattr *secattr);
int netlbl_skbuff_getattr(const struct sk_buff *skb,
u16 family,
struct netlbl_lsm_secattr *secattr);
@@ -451,6 +454,12 @@ static inline int netlbl_sock_getattr(struct sock *sk,
{
return -ENOSYS;
}
+static inline int netlbl_skbuff_setattr(struct sk_buff *skb,
+ u16 family,
+ const struct netlbl_lsm_secattr *secattr)
+{
+ return -ENOSYS;
+}
static inline int netlbl_skbuff_getattr(const struct sk_buff *skb,
u16 family,
struct netlbl_lsm_secattr *secattr)
diff --git a/net/ipv4/cipso_ipv4.c b/net/ipv4/cipso_ipv4.c
index bf87eddfec30..e13d6dbb66ab 100644
--- a/net/ipv4/cipso_ipv4.c
+++ b/net/ipv4/cipso_ipv4.c
@@ -13,7 +13,7 @@
*/
/*
- * (c) Copyright Hewlett-Packard Development Company, L.P., 2006
+ * (c) Copyright Hewlett-Packard Development Company, L.P., 2006, 2008
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -1665,48 +1665,27 @@ void cipso_v4_error(struct sk_buff *skb, int error, u32 gateway)
}
/**
- * cipso_v4_sock_setattr - Add a CIPSO option to a socket
- * @sk: the socket
+ * cipso_v4_genopt - Generate a CIPSO option
+ * @buf: the option buffer
+ * @buf_len: the size of opt_buf
* @doi_def: the CIPSO DOI to use
- * @secattr: the specific security attributes of the socket
+ * @secattr: the security attributes
*
* Description:
- * Set the CIPSO option on the given socket using the DOI definition and
- * security attributes passed to the function. This function requires
- * exclusive access to @sk, which means it either needs to be in the
- * process of being created or locked. Returns zero on success and negative
- * values on failure.
+ * Generate a CIPSO option using the DOI definition and security attributes
+ * passed to the function. Returns the length of the option on success and
+ * negative values on failure.
*
*/
-int cipso_v4_sock_setattr(struct sock *sk,
- const struct cipso_v4_doi *doi_def,
- const struct netlbl_lsm_secattr *secattr)
+static int cipso_v4_genopt(unsigned char *buf, u32 buf_len,
+ const struct cipso_v4_doi *doi_def,
+ const struct netlbl_lsm_secattr *secattr)
{
- int ret_val = -EPERM;
+ int ret_val;
u32 iter;
- unsigned char *buf;
- u32 buf_len = 0;
- u32 opt_len;
- struct ip_options *opt = NULL;
- struct inet_sock *sk_inet;
- struct inet_connection_sock *sk_conn;
-
- /* In the case of sock_create_lite(), the sock->sk field is not
- * defined yet but it is not a problem as the only users of these
- * "lite" PF_INET sockets are functions which do an accept() call
- * afterwards so we will label the socket as part of the accept(). */
- if (sk == NULL)
- return 0;
- /* We allocate the maximum CIPSO option size here so we are probably
- * being a little wasteful, but it makes our life _much_ easier later
- * on and after all we are only talking about 40 bytes. */
- buf_len = CIPSO_V4_OPT_LEN_MAX;
- buf = kmalloc(buf_len, GFP_ATOMIC);
- if (buf == NULL) {
- ret_val = -ENOMEM;
- goto socket_setattr_failure;
- }
+ if (buf_len <= CIPSO_V4_HDR_LEN)
+ return -ENOSPC;
/* XXX - This code assumes only one tag per CIPSO option which isn't
* really a good assumption to make but since we only support the MAC
@@ -1734,8 +1713,7 @@ int cipso_v4_sock_setattr(struct sock *sk,
buf_len - CIPSO_V4_HDR_LEN);
break;
default:
- ret_val = -EPERM;
- goto socket_setattr_failure;
+ return -EPERM;
}
iter++;
@@ -1743,9 +1721,58 @@ int cipso_v4_sock_setattr(struct sock *sk,
iter < CIPSO_V4_TAG_MAXCNT &&
doi_def->tags[iter] != CIPSO_V4_TAG_INVALID);
if (ret_val < 0)
- goto socket_setattr_failure;
+ return ret_val;
cipso_v4_gentag_hdr(doi_def, buf, ret_val);
- buf_len = CIPSO_V4_HDR_LEN + ret_val;
+ return CIPSO_V4_HDR_LEN + ret_val;
+}
+
+/**
+ * cipso_v4_sock_setattr - Add a CIPSO option to a socket
+ * @sk: the socket
+ * @doi_def: the CIPSO DOI to use
+ * @secattr: the specific security attributes of the socket
+ *
+ * Description:
+ * Set the CIPSO option on the given socket using the DOI definition and
+ * security attributes passed to the function. This function requires
+ * exclusive access to @sk, which means it either needs to be in the
+ * process of being created or locked. Returns zero on success and negative
+ * values on failure.
+ *
+ */
+int cipso_v4_sock_setattr(struct sock *sk,
+ const struct cipso_v4_doi *doi_def,
+ const struct netlbl_lsm_secattr *secattr)
+{
+ int ret_val = -EPERM;
+ unsigned char *buf = NULL;
+ u32 buf_len;
+ u32 opt_len;
+ struct ip_options *opt = NULL;
+ struct inet_sock *sk_inet;
+ struct inet_connection_sock *sk_conn;
+
+ /* In the case of sock_create_lite(), the sock->sk field is not
+ * defined yet but it is not a problem as the only users of these
+ * "lite" PF_INET sockets are functions which do an accept() call
+ * afterwards so we will label the socket as part of the accept(). */
+ if (sk == NULL)
+ return 0;
+
+ /* We allocate the maximum CIPSO option size here so we are probably
+ * being a little wasteful, but it makes our life _much_ easier later
+ * on and after all we are only talking about 40 bytes. */
+ buf_len = CIPSO_V4_OPT_LEN_MAX;
+ buf = kmalloc(buf_len, GFP_ATOMIC);
+ if (buf == NULL) {
+ ret_val = -ENOMEM;
+ goto socket_setattr_failure;
+ }
+
+ ret_val = cipso_v4_genopt(buf, buf_len, doi_def, secattr);
+ if (ret_val < 0)
+ goto socket_setattr_failure;
+ buf_len = ret_val;
/* We can't use ip_options_get() directly because it makes a call to
* ip_options_get_alloc() which allocates memory with GFP_KERNEL and
@@ -1854,6 +1881,123 @@ int cipso_v4_sock_getattr(struct sock *sk, struct netlbl_lsm_secattr *secattr)
}
/**
+ * cipso_v4_skbuff_setattr - Set the CIPSO option on a packet
+ * @skb: the packet
+ * @secattr: the security attributes
+ *
+ * Description:
+ * Set the CIPSO option on the given packet based on the security attributes.
+ * Returns a pointer to the IP header on success and NULL on failure.
+ *
+ */
+int cipso_v4_skbuff_setattr(struct sk_buff *skb,
+ const struct cipso_v4_doi *doi_def,
+ const struct netlbl_lsm_secattr *secattr)
+{
+ int ret_val;
+ struct iphdr *iph;
+ struct ip_options *opt = &IPCB(skb)->opt;
+ unsigned char buf[CIPSO_V4_OPT_LEN_MAX];
+ u32 buf_len = CIPSO_V4_OPT_LEN_MAX;
+ u32 opt_len;
+ int len_delta;
+
+ buf_len = cipso_v4_genopt(buf, buf_len, doi_def, secattr);
+ if (buf_len < 0)
+ return buf_len;
+ opt_len = (buf_len + 3) & ~3;
+
+ /* we overwrite any existing options to ensure that we have enough
+ * room for the CIPSO option, the reason is that we _need_ to guarantee
+ * that the security label is applied to the packet - we do the same
+ * thing when using the socket options and it hasn't caused a problem,
+ * if we need to we can always revisit this choice later */
+
+ len_delta = opt_len - opt->optlen;
+ /* if we don't ensure enough headroom we could panic on the skb_push()
+ * call below so make sure we have enough, we are also "mangling" the
+ * packet so we should probably do a copy-on-write call anyway */
+ ret_val = skb_cow(skb, skb_headroom(skb) + len_delta);
+ if (ret_val < 0)
+ return ret_val;
+
+ if (len_delta > 0) {
+ /* we assume that the header + opt->optlen have already been
+ * "pushed" in ip_options_build() or similar */
+ iph = ip_hdr(skb);
+ skb_push(skb, len_delta);
+ memmove((char *)iph - len_delta, iph, iph->ihl << 2);
+ skb_reset_network_header(skb);
+ iph = ip_hdr(skb);
+ } else if (len_delta < 0) {
+ iph = ip_hdr(skb);
+ memset(iph + 1, IPOPT_NOP, opt->optlen);
+ } else
+ iph = ip_hdr(skb);
+
+ if (opt->optlen > 0)
+ memset(opt, 0, sizeof(*opt));
+ opt->optlen = opt_len;
+ opt->cipso = sizeof(struct iphdr);
+ opt->is_changed = 1;
+
+ /* we have to do the following because we are being called from a
+ * netfilter hook which means the packet already has had the header
+ * fields populated and the checksum calculated - yes this means we
+ * are doing more work than needed but we do it to keep the core
+ * stack clean and tidy */
+ memcpy(iph + 1, buf, buf_len);
+ if (opt_len > buf_len)
+ memset((char *)(iph + 1) + buf_len, 0, opt_len - buf_len);
+ if (len_delta != 0) {
+ iph->ihl = 5 + (opt_len >> 2);
+ iph->tot_len = htons(skb->len);
+ }
+ ip_send_check(iph);
+
+ return 0;
+}
+
+/**
+ * cipso_v4_skbuff_delattr - Delete any CIPSO options from a packet
+ * @skb: the packet
+ *
+ * Description:
+ * Removes any and all CIPSO options from the given packet. Returns zero on
+ * success, negative values on failure.
+ *
+ */
+int cipso_v4_skbuff_delattr(struct sk_buff *skb)
+{
+ int ret_val;
+ struct iphdr *iph;
+ struct ip_options *opt = &IPCB(skb)->opt;
+ unsigned char *cipso_ptr;
+
+ if (opt->cipso == 0)
+ return 0;
+
+ /* since we are changing the packet we should make a copy */
+ ret_val = skb_cow(skb, skb_headroom(skb));
+ if (ret_val < 0)
+ return ret_val;
+
+ /* the easiest thing to do is just replace the cipso option with noop
+ * options since we don't change the size of the packet, although we
+ * still need to recalculate the checksum */
+
+ iph = ip_hdr(skb);
+ cipso_ptr = (unsigned char *)iph + opt->cipso;
+ memset(cipso_ptr, IPOPT_NOOP, cipso_ptr[1]);
+ opt->cipso = 0;
+ opt->is_changed = 1;
+
+ ip_send_check(iph);
+
+ return 0;
+}
+
+/**
* cipso_v4_skbuff_getattr - Get the security attributes from the CIPSO option
* @skb: the packet
* @secattr: the security attributes
diff --git a/net/netlabel/netlabel_kapi.c b/net/netlabel/netlabel_kapi.c
index 8b820dc98060..cc8047d1f505 100644
--- a/net/netlabel/netlabel_kapi.c
+++ b/net/netlabel/netlabel_kapi.c
@@ -473,6 +473,66 @@ int netlbl_sock_getattr(struct sock *sk, struct netlbl_lsm_secattr *secattr)
}
/**
+ * netlbl_skbuff_setattr - Label a packet using the correct protocol
+ * @skb: the packet
+ * @family: protocol family
+ * @secattr: the security attributes
+ *
+ * Description:
+ * Attach the correct label to the given packet using the security attributes
+ * specified in @secattr. Returns zero on success, negative values on failure.
+ *
+ */
+int netlbl_skbuff_setattr(struct sk_buff *skb,
+ u16 family,
+ const struct netlbl_lsm_secattr *secattr)
+{
+ int ret_val;
+ struct iphdr *hdr4;
+ struct netlbl_domaddr4_map *af4_entry;
+
+ rcu_read_lock();
+ switch (family) {
+ case AF_INET:
+ hdr4 = ip_hdr(skb);
+ af4_entry = netlbl_domhsh_getentry_af4(secattr->domain,
+ hdr4->daddr);
+ if (af4_entry == NULL) {
+ ret_val = -ENOENT;
+ goto skbuff_setattr_return;
+ }
+ switch (af4_entry->type) {
+ case NETLBL_NLTYPE_CIPSOV4:
+ ret_val = cipso_v4_skbuff_setattr(skb,
+ af4_entry->type_def.cipsov4,
+ secattr);
+ break;
+ case NETLBL_NLTYPE_UNLABELED:
+ /* just delete the protocols we support for right now
+ * but we could remove other protocols if needed */
+ ret_val = cipso_v4_skbuff_delattr(skb);
+ break;
+ default:
+ ret_val = -ENOENT;
+ }
+ break;
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+ case AF_INET6:
+ /* since we don't support any IPv6 labeling protocols right
+ * now we can optimize everything away until we do */
+ ret_val = 0;
+ break;
+#endif /* IPv6 */
+ default:
+ ret_val = 0;
+ }
+
+skbuff_setattr_return:
+ rcu_read_unlock();
+ return ret_val;
+}
+
+/**
* netlbl_skbuff_getattr - Determine the security attributes of a packet
* @skb: the packet
* @family: protocol family
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index a91146a6b37d..7432bdd5d367 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -4407,13 +4407,15 @@ static unsigned int selinux_ip_forward(struct sk_buff *skb, int ifindex,
u32 peer_sid;
struct avc_audit_data ad;
u8 secmark_active;
+ u8 netlbl_active;
u8 peerlbl_active;
if (!selinux_policycap_netpeer)
return NF_ACCEPT;
secmark_active = selinux_secmark_enabled();
- peerlbl_active = netlbl_enabled() || selinux_xfrm_enabled();
+ netlbl_active = netlbl_enabled();
+ peerlbl_active = netlbl_active || selinux_xfrm_enabled();
if (!secmark_active && !peerlbl_active)
return NF_ACCEPT;
@@ -4440,6 +4442,14 @@ static unsigned int selinux_ip_forward(struct sk_buff *skb, int ifindex,
SECCLASS_PACKET, PACKET__FORWARD_IN, &ad))
return NF_DROP;
+ if (netlbl_active)
+ /* we do this in the FORWARD path and not the POST_ROUTING
+ * path because we want to make sure we apply the necessary
+ * labeling before IPsec is applied so we can leverage AH
+ * protection */
+ if (selinux_netlbl_skbuff_setsid(skb, family, peer_sid) != 0)
+ return NF_DROP;
+
return NF_ACCEPT;
}
@@ -4463,6 +4473,37 @@ static unsigned int selinux_ipv6_forward(unsigned int hooknum,
}
#endif /* IPV6 */
+static unsigned int selinux_ip_output(struct sk_buff *skb,
+ u16 family)
+{
+ u32 sid;
+
+ if (!netlbl_enabled())
+ return NF_ACCEPT;
+
+ /* we do this in the LOCAL_OUT path and not the POST_ROUTING path
+ * because we want to make sure we apply the necessary labeling
+ * before IPsec is applied so we can leverage AH protection */
+ if (skb->sk) {
+ struct sk_security_struct *sksec = skb->sk->sk_security;
+ sid = sksec->sid;
+ } else
+ sid = SECINITSID_KERNEL;
+ if (selinux_netlbl_skbuff_setsid(skb, family, sid) != 0)
+ return NF_DROP;
+
+ return NF_ACCEPT;
+}
+
+static unsigned int selinux_ipv4_output(unsigned int hooknum,
+ struct sk_buff *skb,
+ const struct net_device *in,
+ const struct net_device *out,
+ int (*okfn)(struct sk_buff *))
+{
+ return selinux_ip_output(skb, PF_INET);
+}
+
static int selinux_ip_postroute_iptables_compat(struct sock *sk,
int ifindex,
struct avc_audit_data *ad,
@@ -5700,6 +5741,13 @@ static struct nf_hook_ops selinux_ipv4_ops[] = {
.pf = PF_INET,
.hooknum = NF_INET_FORWARD,
.priority = NF_IP_PRI_SELINUX_FIRST,
+ },
+ {
+ .hook = selinux_ipv4_output,
+ .owner = THIS_MODULE,
+ .pf = PF_INET,
+ .hooknum = NF_INET_LOCAL_OUT,
+ .priority = NF_IP_PRI_SELINUX_FIRST,
}
};
diff --git a/security/selinux/include/netlabel.h b/security/selinux/include/netlabel.h
index d4e3ac8a7fbf..b3e6ae071fc3 100644
--- a/security/selinux/include/netlabel.h
+++ b/security/selinux/include/netlabel.h
@@ -48,6 +48,9 @@ int selinux_netlbl_skbuff_getsid(struct sk_buff *skb,
u16 family,
u32 *type,
u32 *sid);
+int selinux_netlbl_skbuff_setsid(struct sk_buff *skb,
+ u16 family,
+ u32 sid);
void selinux_netlbl_sock_graft(struct sock *sk, struct socket *sock);
int selinux_netlbl_socket_post_create(struct socket *sock);
@@ -88,6 +91,12 @@ static inline int selinux_netlbl_skbuff_getsid(struct sk_buff *skb,
*sid = SECSID_NULL;
return 0;
}
+static inline int selinux_netlbl_skbuff_setsid(struct sk_buff *skb,
+ u16 family,
+ u32 sid)
+{
+ return 0;
+}
static inline void selinux_netlbl_sock_graft(struct sock *sk,
struct socket *sock)
diff --git a/security/selinux/include/objsec.h b/security/selinux/include/objsec.h
index 91070ab874ce..f46dd1c3d01c 100644
--- a/security/selinux/include/objsec.h
+++ b/security/selinux/include/objsec.h
@@ -117,6 +117,7 @@ struct sk_security_struct {
NLBL_UNSET = 0,
NLBL_REQUIRE,
NLBL_LABELED,
+ NLBL_REQSKB,
} nlbl_state;
#endif
};
diff --git a/security/selinux/netlabel.c b/security/selinux/netlabel.c
index 4053f7fc95fb..090404d6e512 100644
--- a/security/selinux/netlabel.c
+++ b/security/selinux/netlabel.c
@@ -9,7 +9,7 @@
*/
/*
- * (c) Copyright Hewlett-Packard Development Company, L.P., 2007
+ * (c) Copyright Hewlett-Packard Development Company, L.P., 2007, 2008
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -31,6 +31,8 @@
#include <linux/rcupdate.h>
#include <net/sock.h>
#include <net/netlabel.h>
+#include <net/inet_sock.h>
+#include <net/inet_connection_sock.h>
#include "objsec.h"
#include "security.h"
@@ -77,6 +79,8 @@ static int selinux_netlbl_sock_setsid(struct sock *sk)
int rc;
struct sk_security_struct *sksec = sk->sk_security;
struct netlbl_lsm_secattr secattr;
+ struct inet_sock *sk_inet;
+ struct inet_connection_sock *sk_conn;
if (sksec->nlbl_state != NLBL_REQUIRE)
return 0;
@@ -87,8 +91,29 @@ static int selinux_netlbl_sock_setsid(struct sock *sk)
if (rc != 0)
goto sock_setsid_return;
rc = netlbl_sock_setattr(sk, &secattr);
- if (rc == 0)
+ switch (rc) {
+ case 0:
sksec->nlbl_state = NLBL_LABELED;
+ break;
+ case -EDESTADDRREQ:
+ /* we are going to possibly end up labeling the individual
+ * packets later which is problematic for stream sockets
+ * because of the additional IP header size, our solution is to
+ * allow for the maximum IP header length (40 bytes for IPv4,
+ * we don't have to worry about IPv6 yet) just in case */
+ sk_inet = inet_sk(sk);
+ if (sk_inet->is_icsk) {
+ sk_conn = inet_csk(sk);
+ if (sk_inet->opt)
+ sk_conn->icsk_ext_hdr_len -=
+ sk_inet->opt->optlen;
+ sk_conn->icsk_ext_hdr_len += 40;
+ sk_conn->icsk_sync_mss(sk, sk_conn->icsk_pmtu_cookie);
+ }
+ sksec->nlbl_state = NLBL_REQSKB;
+ rc = 0;
+ break;
+ }
sock_setsid_return:
netlbl_secattr_destroy(&secattr);
@@ -183,6 +208,45 @@ int selinux_netlbl_skbuff_getsid(struct sk_buff *skb,
}
/**
+ * selinux_netlbl_skbuff_setsid - Set the NetLabel on a packet given a sid
+ * @skb: the packet
+ * @family: protocol family
+ * @sid: the SID
+ *
+ * Description
+ * Call the NetLabel mechanism to set the label of a packet using @sid.
+ * Returns zero on auccess, negative values on failure.
+ *
+ */
+int selinux_netlbl_skbuff_setsid(struct sk_buff *skb,
+ u16 family,
+ u32 sid)
+{
+ int rc;
+ struct netlbl_lsm_secattr secattr;
+ struct sock *sk;
+
+ /* if this is a locally generated packet check to see if it is already
+ * being labeled by it's parent socket, if it is just exit */
+ sk = skb->sk;
+ if (sk != NULL) {
+ struct sk_security_struct *sksec = sk->sk_security;
+ if (sksec->nlbl_state != NLBL_REQSKB)
+ return 0;
+ }
+
+ netlbl_secattr_init(&secattr);
+ rc = security_netlbl_sid_to_secattr(sid, &secattr);
+ if (rc != 0)
+ goto skbuff_setsid_return;
+ rc = netlbl_skbuff_setattr(skb, family, &secattr);
+
+skbuff_setsid_return:
+ netlbl_secattr_destroy(&secattr);
+ return rc;
+}
+
+/**
* selinux_netlbl_sock_graft - Netlabel the new socket
* @sk: the new connection
* @sock: the new socket
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-27 08:06:17 +0000