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linux-davinci
Commit dcbd39a1 authored by Linus Torvalds's avatar Linus Torvalds
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Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

parents 582fd487 4f55cd10
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Showing with 319 additions and 61 deletions
include/linux/atmdev.h
View file @ dcbd39a1
...@@ -76,6 +76,13 @@ struct atm_dev_stats { ...@@ -76,6 +76,13 @@ struct atm_dev_stats {
/* set interface ESI */ /* set interface ESI */
#define ATM_SETESIF _IOW('a',ATMIOC_ITF+13,struct atmif_sioc) #define ATM_SETESIF _IOW('a',ATMIOC_ITF+13,struct atmif_sioc)
/* force interface ESI */ /* force interface ESI */
#define ATM_ADDLECSADDR _IOW('a', ATMIOC_ITF+14, struct atmif_sioc)
/* register a LECS address */
#define ATM_DELLECSADDR _IOW('a', ATMIOC_ITF+15, struct atmif_sioc)
/* unregister a LECS address */
#define ATM_GETLECSADDR _IOW('a', ATMIOC_ITF+16, struct atmif_sioc)
/* retrieve LECS address(es) */
#define ATM_GETSTAT _IOW('a',ATMIOC_SARCOM+0,struct atmif_sioc) #define ATM_GETSTAT _IOW('a',ATMIOC_SARCOM+0,struct atmif_sioc)
/* get AAL layer statistics */ /* get AAL layer statistics */
#define ATM_GETSTATZ _IOW('a',ATMIOC_SARCOM+1,struct atmif_sioc) #define ATM_GETSTATZ _IOW('a',ATMIOC_SARCOM+1,struct atmif_sioc)
...@@ -328,6 +335,8 @@ struct atm_dev_addr { ...@@ -328,6 +335,8 @@ struct atm_dev_addr {
struct list_head entry; /* next address */ struct list_head entry; /* next address */
}; };
enum atm_addr_type_t { ATM_ADDR_LOCAL, ATM_ADDR_LECS };
struct atm_dev { struct atm_dev {
const struct atmdev_ops *ops; /* device operations; NULL if unused */ const struct atmdev_ops *ops; /* device operations; NULL if unused */
const struct atmphy_ops *phy; /* PHY operations, may be undefined */ const struct atmphy_ops *phy; /* PHY operations, may be undefined */
...@@ -338,6 +347,7 @@ struct atm_dev { ...@@ -338,6 +347,7 @@ struct atm_dev {
void *phy_data; /* private PHY date */ void *phy_data; /* private PHY date */
unsigned long flags; /* device flags (ATM_DF_*) */ unsigned long flags; /* device flags (ATM_DF_*) */
struct list_head local; /* local ATM addresses */ struct list_head local; /* local ATM addresses */
struct list_head lecs; /* LECS ATM addresses learned via ILMI */
unsigned char esi[ESI_LEN]; /* ESI ("MAC" addr) */ unsigned char esi[ESI_LEN]; /* ESI ("MAC" addr) */
struct atm_cirange ci_range; /* VPI/VCI range */ struct atm_cirange ci_range; /* VPI/VCI range */
struct k_atm_dev_stats stats; /* statistics */ struct k_atm_dev_stats stats; /* statistics */
......
include/net/sctp/user.h
View file @ dcbd39a1
...@@ -103,16 +103,20 @@ enum sctp_optname { ...@@ -103,16 +103,20 @@ enum sctp_optname {
#define SCTP_SOCKOPT_BINDX_REM SCTP_SOCKOPT_BINDX_REM #define SCTP_SOCKOPT_BINDX_REM SCTP_SOCKOPT_BINDX_REM
SCTP_SOCKOPT_PEELOFF, /* peel off association. */ SCTP_SOCKOPT_PEELOFF, /* peel off association. */
#define SCTP_SOCKOPT_PEELOFF SCTP_SOCKOPT_PEELOFF #define SCTP_SOCKOPT_PEELOFF SCTP_SOCKOPT_PEELOFF
SCTP_GET_PEER_ADDRS_NUM, /* Get number of peer addresss. */ SCTP_GET_PEER_ADDRS_NUM_OLD, /* Get number of peer addresss. */
#define SCTP_GET_PEER_ADDRS_NUM SCTP_GET_PEER_ADDRS_NUM #define SCTP_GET_PEER_ADDRS_NUM_OLD SCTP_GET_PEER_ADDRS_NUM_OLD
SCTP_GET_PEER_ADDRS_OLD, /* Get all peer addresss. */
#define SCTP_GET_PEER_ADDRS_OLD SCTP_GET_PEER_ADDRS_OLD
SCTP_GET_LOCAL_ADDRS_NUM_OLD, /* Get number of local addresss. */
#define SCTP_GET_LOCAL_ADDRS_NUM_OLD SCTP_GET_LOCAL_ADDRS_NUM_OLD
SCTP_GET_LOCAL_ADDRS_OLD, /* Get all local addresss. */
#define SCTP_GET_LOCAL_ADDRS_OLD SCTP_GET_LOCAL_ADDRS_OLD
SCTP_SOCKOPT_CONNECTX, /* CONNECTX requests. */
#define SCTP_SOCKOPT_CONNECTX SCTP_SOCKOPT_CONNECTX
SCTP_GET_PEER_ADDRS, /* Get all peer addresss. */ SCTP_GET_PEER_ADDRS, /* Get all peer addresss. */
#define SCTP_GET_PEER_ADDRS SCTP_GET_PEER_ADDRS #define SCTP_GET_PEER_ADDRS SCTP_GET_PEER_ADDRS
SCTP_GET_LOCAL_ADDRS_NUM, /* Get number of local addresss. */
#define SCTP_GET_LOCAL_ADDRS_NUM SCTP_GET_LOCAL_ADDRS_NUM
SCTP_GET_LOCAL_ADDRS, /* Get all local addresss. */ SCTP_GET_LOCAL_ADDRS, /* Get all local addresss. */
#define SCTP_GET_LOCAL_ADDRS SCTP_GET_LOCAL_ADDRS #define SCTP_GET_LOCAL_ADDRS SCTP_GET_LOCAL_ADDRS
SCTP_SOCKOPT_CONNECTX, /* CONNECTX requests. */
#define SCTP_SOCKOPT_CONNECTX SCTP_SOCKOPT_CONNECTX
}; };
/* /*
...@@ -239,7 +243,7 @@ struct sctp_paddr_change { ...@@ -239,7 +243,7 @@ struct sctp_paddr_change {
int spc_state; int spc_state;
int spc_error; int spc_error;
sctp_assoc_t spc_assoc_id; sctp_assoc_t spc_assoc_id;
}; } __attribute__((packed, aligned(4)));
/* /*
* spc_state: 32 bits (signed integer) * spc_state: 32 bits (signed integer)
...@@ -464,7 +468,7 @@ struct sctp_assocparams { ...@@ -464,7 +468,7 @@ struct sctp_assocparams {
struct sctp_setpeerprim { struct sctp_setpeerprim {
sctp_assoc_t sspp_assoc_id; sctp_assoc_t sspp_assoc_id;
struct sockaddr_storage sspp_addr; struct sockaddr_storage sspp_addr;
}; } __attribute__((packed, aligned(4)));
/* /*
* 7.1.10 Set Primary Address (SCTP_PRIMARY_ADDR) * 7.1.10 Set Primary Address (SCTP_PRIMARY_ADDR)
...@@ -477,7 +481,7 @@ struct sctp_setpeerprim { ...@@ -477,7 +481,7 @@ struct sctp_setpeerprim {
struct sctp_prim { struct sctp_prim {
sctp_assoc_t ssp_assoc_id; sctp_assoc_t ssp_assoc_id;
struct sockaddr_storage ssp_addr; struct sockaddr_storage ssp_addr;
}; } __attribute__((packed, aligned(4)));
/* /*
* 7.1.11 Set Adaption Layer Indicator (SCTP_ADAPTION_LAYER) * 7.1.11 Set Adaption Layer Indicator (SCTP_ADAPTION_LAYER)
...@@ -504,7 +508,7 @@ struct sctp_paddrparams { ...@@ -504,7 +508,7 @@ struct sctp_paddrparams {
struct sockaddr_storage spp_address; struct sockaddr_storage spp_address;
__u32 spp_hbinterval; __u32 spp_hbinterval;
__u16 spp_pathmaxrxt; __u16 spp_pathmaxrxt;
}; } __attribute__((packed, aligned(4)));
/* /*
* 7.2.2 Peer Address Information * 7.2.2 Peer Address Information
...@@ -523,7 +527,7 @@ struct sctp_paddrinfo { ...@@ -523,7 +527,7 @@ struct sctp_paddrinfo {
__u32 spinfo_srtt; __u32 spinfo_srtt;
__u32 spinfo_rto; __u32 spinfo_rto;
__u32 spinfo_mtu; __u32 spinfo_mtu;
}; } __attribute__((packed, aligned(4)));
/* Peer addresses's state. */ /* Peer addresses's state. */
enum sctp_spinfo_state { enum sctp_spinfo_state {
...@@ -559,11 +563,16 @@ struct sctp_status { ...@@ -559,11 +563,16 @@ struct sctp_status {
* SCTP_GET_LOCAL_ADDRS socket options used internally to implement * SCTP_GET_LOCAL_ADDRS socket options used internally to implement
* sctp_getpaddrs() and sctp_getladdrs() API. * sctp_getpaddrs() and sctp_getladdrs() API.
*/ */
struct sctp_getaddrs { struct sctp_getaddrs_old {
sctp_assoc_t assoc_id; sctp_assoc_t assoc_id;
int addr_num; int addr_num;
struct sockaddr __user *addrs; struct sockaddr __user *addrs;
}; };
struct sctp_getaddrs {
sctp_assoc_t assoc_id; /*input*/
__u32 addr_num; /*output*/
__u8 addrs[0]; /*output, variable size*/
};
/* These are bit fields for msghdr->msg_flags. See section 5.1. */ /* These are bit fields for msghdr->msg_flags. See section 5.1. */
/* On user space Linux, these live in <bits/socket.h> as an enum. */ /* On user space Linux, these live in <bits/socket.h> as an enum. */
......
net/atm/addr.c
View file @ dcbd39a1
...@@ -44,31 +44,43 @@ static void notify_sigd(struct atm_dev *dev) ...@@ -44,31 +44,43 @@ static void notify_sigd(struct atm_dev *dev)
sigd_enq(NULL, as_itf_notify, NULL, &pvc, NULL); sigd_enq(NULL, as_itf_notify, NULL, &pvc, NULL);
} }
void atm_reset_addr(struct atm_dev *dev) void atm_reset_addr(struct atm_dev *dev, enum atm_addr_type_t atype)
{ {
unsigned long flags; unsigned long flags;
struct atm_dev_addr *this, *p; struct atm_dev_addr *this, *p;
struct list_head *head;
spin_lock_irqsave(&dev->lock, flags); spin_lock_irqsave(&dev->lock, flags);
list_for_each_entry_safe(this, p, &dev->local, entry) { if (atype == ATM_ADDR_LECS)
head = &dev->lecs;
else
head = &dev->local;
list_for_each_entry_safe(this, p, head, entry) {
list_del(&this->entry); list_del(&this->entry);
kfree(this); kfree(this);
} }
spin_unlock_irqrestore(&dev->lock, flags); spin_unlock_irqrestore(&dev->lock, flags);
notify_sigd(dev); if (head == &dev->local)
notify_sigd(dev);
} }
int atm_add_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr) int atm_add_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr,
enum atm_addr_type_t atype)
{ {
unsigned long flags; unsigned long flags;
struct atm_dev_addr *this; struct atm_dev_addr *this;
struct list_head *head;
int error; int error;
error = check_addr(addr); error = check_addr(addr);
if (error) if (error)
return error; return error;
spin_lock_irqsave(&dev->lock, flags); spin_lock_irqsave(&dev->lock, flags);
list_for_each_entry(this, &dev->local, entry) { if (atype == ATM_ADDR_LECS)
head = &dev->lecs;
else
head = &dev->local;
list_for_each_entry(this, head, entry) {
if (identical(&this->addr, addr)) { if (identical(&this->addr, addr)) {
spin_unlock_irqrestore(&dev->lock, flags); spin_unlock_irqrestore(&dev->lock, flags);
return -EEXIST; return -EEXIST;
...@@ -80,28 +92,36 @@ int atm_add_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr) ...@@ -80,28 +92,36 @@ int atm_add_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr)
return -ENOMEM; return -ENOMEM;
} }
this->addr = *addr; this->addr = *addr;
list_add(&this->entry, &dev->local); list_add(&this->entry, head);
spin_unlock_irqrestore(&dev->lock, flags); spin_unlock_irqrestore(&dev->lock, flags);
notify_sigd(dev); if (head == &dev->local)
notify_sigd(dev);
return 0; return 0;
} }
int atm_del_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr) int atm_del_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr,
enum atm_addr_type_t atype)
{ {
unsigned long flags; unsigned long flags;
struct atm_dev_addr *this; struct atm_dev_addr *this;
struct list_head *head;
int error; int error;
error = check_addr(addr); error = check_addr(addr);
if (error) if (error)
return error; return error;
spin_lock_irqsave(&dev->lock, flags); spin_lock_irqsave(&dev->lock, flags);
list_for_each_entry(this, &dev->local, entry) { if (atype == ATM_ADDR_LECS)
head = &dev->lecs;
else
head = &dev->local;
list_for_each_entry(this, head, entry) {
if (identical(&this->addr, addr)) { if (identical(&this->addr, addr)) {
list_del(&this->entry); list_del(&this->entry);
spin_unlock_irqrestore(&dev->lock, flags); spin_unlock_irqrestore(&dev->lock, flags);
kfree(this); kfree(this);
notify_sigd(dev); if (head == &dev->local)
notify_sigd(dev);
return 0; return 0;
} }
} }
...@@ -110,22 +130,27 @@ int atm_del_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr) ...@@ -110,22 +130,27 @@ int atm_del_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr)
} }
int atm_get_addr(struct atm_dev *dev, struct sockaddr_atmsvc __user * buf, int atm_get_addr(struct atm_dev *dev, struct sockaddr_atmsvc __user * buf,
size_t size) size_t size, enum atm_addr_type_t atype)
{ {
unsigned long flags; unsigned long flags;
struct atm_dev_addr *this; struct atm_dev_addr *this;
struct list_head *head;
int total = 0, error; int total = 0, error;
struct sockaddr_atmsvc *tmp_buf, *tmp_bufp; struct sockaddr_atmsvc *tmp_buf, *tmp_bufp;
spin_lock_irqsave(&dev->lock, flags); spin_lock_irqsave(&dev->lock, flags);
list_for_each_entry(this, &dev->local, entry) if (atype == ATM_ADDR_LECS)
head = &dev->lecs;
else
head = &dev->local;
list_for_each_entry(this, head, entry)
total += sizeof(struct sockaddr_atmsvc); total += sizeof(struct sockaddr_atmsvc);
tmp_buf = tmp_bufp = kmalloc(total, GFP_ATOMIC); tmp_buf = tmp_bufp = kmalloc(total, GFP_ATOMIC);
if (!tmp_buf) { if (!tmp_buf) {
spin_unlock_irqrestore(&dev->lock, flags); spin_unlock_irqrestore(&dev->lock, flags);
return -ENOMEM; return -ENOMEM;
} }
list_for_each_entry(this, &dev->local, entry) list_for_each_entry(this, head, entry)
memcpy(tmp_bufp++, &this->addr, sizeof(struct sockaddr_atmsvc)); memcpy(tmp_bufp++, &this->addr, sizeof(struct sockaddr_atmsvc));
spin_unlock_irqrestore(&dev->lock, flags); spin_unlock_irqrestore(&dev->lock, flags);
error = total > size ? -E2BIG : total; error = total > size ? -E2BIG : total;
......
net/atm/addr.h
View file @ dcbd39a1
...@@ -9,10 +9,12 @@ ...@@ -9,10 +9,12 @@
#include <linux/atm.h> #include <linux/atm.h>
#include <linux/atmdev.h> #include <linux/atmdev.h>
void atm_reset_addr(struct atm_dev *dev, enum atm_addr_type_t type);
void atm_reset_addr(struct atm_dev *dev); int atm_add_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr,
int atm_add_addr(struct atm_dev *dev,struct sockaddr_atmsvc *addr); enum atm_addr_type_t type);
int atm_del_addr(struct atm_dev *dev,struct sockaddr_atmsvc *addr); int atm_del_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr,
int atm_get_addr(struct atm_dev *dev,struct sockaddr_atmsvc __user *buf,size_t size); enum atm_addr_type_t type);
int atm_get_addr(struct atm_dev *dev, struct sockaddr_atmsvc __user *buf,
size_t size, enum atm_addr_type_t type);
#endif #endif
net/atm/br2684.c
View file @ dcbd39a1
...@@ -220,7 +220,7 @@ static int br2684_start_xmit(struct sk_buff *skb, struct net_device *dev) ...@@ -220,7 +220,7 @@ static int br2684_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* netif_stop_queue(dev); */ /* netif_stop_queue(dev); */
dev_kfree_skb(skb); dev_kfree_skb(skb);
read_unlock(&devs_lock); read_unlock(&devs_lock);
return -EUNATCH; return 0;
} }
if (!br2684_xmit_vcc(skb, brdev, brvcc)) { if (!br2684_xmit_vcc(skb, brdev, brvcc)) {
/* /*
......
net/atm/resources.c
View file @ dcbd39a1
...@@ -40,6 +40,7 @@ static struct atm_dev *__alloc_atm_dev(const char *type) ...@@ -40,6 +40,7 @@ static struct atm_dev *__alloc_atm_dev(const char *type)
dev->link_rate = ATM_OC3_PCR; dev->link_rate = ATM_OC3_PCR;
spin_lock_init(&dev->lock); spin_lock_init(&dev->lock);
INIT_LIST_HEAD(&dev->local); INIT_LIST_HEAD(&dev->local);
INIT_LIST_HEAD(&dev->lecs);
return dev; return dev;
} }
...@@ -320,10 +321,12 @@ int atm_dev_ioctl(unsigned int cmd, void __user *arg) ...@@ -320,10 +321,12 @@ int atm_dev_ioctl(unsigned int cmd, void __user *arg)
error = -EPERM; error = -EPERM;
goto done; goto done;
} }
atm_reset_addr(dev); atm_reset_addr(dev, ATM_ADDR_LOCAL);
break; break;
case ATM_ADDADDR: case ATM_ADDADDR:
case ATM_DELADDR: case ATM_DELADDR:
case ATM_ADDLECSADDR:
case ATM_DELLECSADDR:
if (!capable(CAP_NET_ADMIN)) { if (!capable(CAP_NET_ADMIN)) {
error = -EPERM; error = -EPERM;
goto done; goto done;
...@@ -335,14 +338,21 @@ int atm_dev_ioctl(unsigned int cmd, void __user *arg) ...@@ -335,14 +338,21 @@ int atm_dev_ioctl(unsigned int cmd, void __user *arg)
error = -EFAULT; error = -EFAULT;
goto done; goto done;
} }
if (cmd == ATM_ADDADDR) if (cmd == ATM_ADDADDR || cmd == ATM_ADDLECSADDR)
error = atm_add_addr(dev, &addr); error = atm_add_addr(dev, &addr,
(cmd == ATM_ADDADDR ?
ATM_ADDR_LOCAL : ATM_ADDR_LECS));
else else
error = atm_del_addr(dev, &addr); error = atm_del_addr(dev, &addr,
(cmd == ATM_DELADDR ?
ATM_ADDR_LOCAL : ATM_ADDR_LECS));
goto done; goto done;
} }
case ATM_GETADDR: case ATM_GETADDR:
error = atm_get_addr(dev, buf, len); case ATM_GETLECSADDR:
error = atm_get_addr(dev, buf, len,
(cmd == ATM_GETADDR ?
ATM_ADDR_LOCAL : ATM_ADDR_LECS));
if (error < 0) if (error < 0)
goto done; goto done;
size = error; size = error;
......
net/sctp/socket.c
View file @ dcbd39a1
...@@ -3159,8 +3159,9 @@ static int sctp_getsockopt_initmsg(struct sock *sk, int len, char __user *optval ...@@ -3159,8 +3159,9 @@ static int sctp_getsockopt_initmsg(struct sock *sk, int len, char __user *optval
return 0; return 0;
} }
static int sctp_getsockopt_peer_addrs_num(struct sock *sk, int len, static int sctp_getsockopt_peer_addrs_num_old(struct sock *sk, int len,
char __user *optval, int __user *optlen) char __user *optval,
int __user *optlen)
{ {
sctp_assoc_t id; sctp_assoc_t id;
struct sctp_association *asoc; struct sctp_association *asoc;
...@@ -3185,23 +3186,28 @@ static int sctp_getsockopt_peer_addrs_num(struct sock *sk, int len, ...@@ -3185,23 +3186,28 @@ static int sctp_getsockopt_peer_addrs_num(struct sock *sk, int len,
return cnt; return cnt;
} }
static int sctp_getsockopt_peer_addrs(struct sock *sk, int len, /*
char __user *optval, int __user *optlen) * Old API for getting list of peer addresses. Does not work for 32-bit
* programs running on a 64-bit kernel
*/
static int sctp_getsockopt_peer_addrs_old(struct sock *sk, int len,
char __user *optval,
int __user *optlen)
{ {
struct sctp_association *asoc; struct sctp_association *asoc;
struct list_head *pos; struct list_head *pos;
int cnt = 0; int cnt = 0;
struct sctp_getaddrs getaddrs; struct sctp_getaddrs_old getaddrs;
struct sctp_transport *from; struct sctp_transport *from;
void __user *to; void __user *to;
union sctp_addr temp; union sctp_addr temp;
struct sctp_sock *sp = sctp_sk(sk); struct sctp_sock *sp = sctp_sk(sk);
int addrlen; int addrlen;
if (len != sizeof(struct sctp_getaddrs)) if (len != sizeof(struct sctp_getaddrs_old))
return -EINVAL; return -EINVAL;
if (copy_from_user(&getaddrs, optval, sizeof(struct sctp_getaddrs))) if (copy_from_user(&getaddrs, optval, sizeof(struct sctp_getaddrs_old)))
return -EFAULT; return -EFAULT;
if (getaddrs.addr_num <= 0) return -EINVAL; if (getaddrs.addr_num <= 0) return -EINVAL;
...@@ -3225,15 +3231,69 @@ static int sctp_getsockopt_peer_addrs(struct sock *sk, int len, ...@@ -3225,15 +3231,69 @@ static int sctp_getsockopt_peer_addrs(struct sock *sk, int len,
if (cnt >= getaddrs.addr_num) break; if (cnt >= getaddrs.addr_num) break;
} }
getaddrs.addr_num = cnt; getaddrs.addr_num = cnt;
if (copy_to_user(optval, &getaddrs, sizeof(struct sctp_getaddrs))) if (copy_to_user(optval, &getaddrs, sizeof(struct sctp_getaddrs_old)))
return -EFAULT;
return 0;
}
static int sctp_getsockopt_peer_addrs(struct sock *sk, int len,
char __user *optval, int __user *optlen)
{
struct sctp_association *asoc;
struct list_head *pos;
int cnt = 0;
struct sctp_getaddrs getaddrs;
struct sctp_transport *from;
void __user *to;
union sctp_addr temp;
struct sctp_sock *sp = sctp_sk(sk);
int addrlen;
size_t space_left;
int bytes_copied;
if (len < sizeof(struct sctp_getaddrs))
return -EINVAL;
if (copy_from_user(&getaddrs, optval, sizeof(struct sctp_getaddrs)))
return -EFAULT;
/* For UDP-style sockets, id specifies the association to query. */
asoc = sctp_id2assoc(sk, getaddrs.assoc_id);
if (!asoc)
return -EINVAL;
to = optval + offsetof(struct sctp_getaddrs,addrs);
space_left = len - sizeof(struct sctp_getaddrs) -
offsetof(struct sctp_getaddrs,addrs);
list_for_each(pos, &asoc->peer.transport_addr_list) {
from = list_entry(pos, struct sctp_transport, transports);
memcpy(&temp, &from->ipaddr, sizeof(temp));
sctp_get_pf_specific(sk->sk_family)->addr_v4map(sp, &temp);
addrlen = sctp_get_af_specific(sk->sk_family)->sockaddr_len;
if(space_left < addrlen)
return -ENOMEM;
temp.v4.sin_port = htons(temp.v4.sin_port);
if (copy_to_user(to, &temp, addrlen))
return -EFAULT;
to += addrlen;
cnt++;
space_left -= addrlen;
}
if (put_user(cnt, &((struct sctp_getaddrs __user *)optval)->addr_num))
return -EFAULT;
bytes_copied = ((char __user *)to) - optval;
if (put_user(bytes_copied, optlen))
return -EFAULT; return -EFAULT;
return 0; return 0;
} }
static int sctp_getsockopt_local_addrs_num(struct sock *sk, int len, static int sctp_getsockopt_local_addrs_num_old(struct sock *sk, int len,
char __user *optval, char __user *optval,
int __user *optlen) int __user *optlen)
{ {
sctp_assoc_t id; sctp_assoc_t id;
struct sctp_bind_addr *bp; struct sctp_bind_addr *bp;
...@@ -3306,8 +3366,8 @@ done: ...@@ -3306,8 +3366,8 @@ done:
/* Helper function that copies local addresses to user and returns the number /* Helper function that copies local addresses to user and returns the number
* of addresses copied. * of addresses copied.
*/ */
static int sctp_copy_laddrs_to_user(struct sock *sk, __u16 port, int max_addrs, static int sctp_copy_laddrs_to_user_old(struct sock *sk, __u16 port, int max_addrs,
void __user *to) void __user *to)
{ {
struct list_head *pos; struct list_head *pos;
struct sctp_sockaddr_entry *addr; struct sctp_sockaddr_entry *addr;
...@@ -3341,14 +3401,54 @@ static int sctp_copy_laddrs_to_user(struct sock *sk, __u16 port, int max_addrs, ...@@ -3341,14 +3401,54 @@ static int sctp_copy_laddrs_to_user(struct sock *sk, __u16 port, int max_addrs,
return cnt; return cnt;
} }
static int sctp_getsockopt_local_addrs(struct sock *sk, int len, static int sctp_copy_laddrs_to_user(struct sock *sk, __u16 port,
char __user *optval, int __user *optlen) void * __user *to, size_t space_left)
{
struct list_head *pos;
struct sctp_sockaddr_entry *addr;
unsigned long flags;
union sctp_addr temp;
int cnt = 0;
int addrlen;
sctp_spin_lock_irqsave(&sctp_local_addr_lock, flags);
list_for_each(pos, &sctp_local_addr_list) {
addr = list_entry(pos, struct sctp_sockaddr_entry, list);
if ((PF_INET == sk->sk_family) &&
(AF_INET6 == addr->a.sa.sa_family))
continue;
memcpy(&temp, &addr->a, sizeof(temp));
sctp_get_pf_specific(sk->sk_family)->addr_v4map(sctp_sk(sk),
&temp);
addrlen = sctp_get_af_specific(temp.sa.sa_family)->sockaddr_len;
if(space_left<addrlen)
return -ENOMEM;
temp.v4.sin_port = htons(port);
if (copy_to_user(*to, &temp, addrlen)) {
sctp_spin_unlock_irqrestore(&sctp_local_addr_lock,
flags);
return -EFAULT;
}
*to += addrlen;
cnt ++;
space_left -= addrlen;
}
sctp_spin_unlock_irqrestore(&sctp_local_addr_lock, flags);
return cnt;
}
/* Old API for getting list of local addresses. Does not work for 32-bit
* programs running on a 64-bit kernel
*/
static int sctp_getsockopt_local_addrs_old(struct sock *sk, int len,
char __user *optval, int __user *optlen)
{ {
struct sctp_bind_addr *bp; struct sctp_bind_addr *bp;
struct sctp_association *asoc; struct sctp_association *asoc;
struct list_head *pos; struct list_head *pos;
int cnt = 0; int cnt = 0;
struct sctp_getaddrs getaddrs; struct sctp_getaddrs_old getaddrs;
struct sctp_sockaddr_entry *addr; struct sctp_sockaddr_entry *addr;
void __user *to; void __user *to;
union sctp_addr temp; union sctp_addr temp;
...@@ -3357,10 +3457,10 @@ static int sctp_getsockopt_local_addrs(struct sock *sk, int len, ...@@ -3357,10 +3457,10 @@ static int sctp_getsockopt_local_addrs(struct sock *sk, int len,
rwlock_t *addr_lock; rwlock_t *addr_lock;
int err = 0; int err = 0;
if (len != sizeof(struct sctp_getaddrs)) if (len != sizeof(struct sctp_getaddrs_old))
return -EINVAL; return -EINVAL;
if (copy_from_user(&getaddrs, optval, sizeof(struct sctp_getaddrs))) if (copy_from_user(&getaddrs, optval, sizeof(struct sctp_getaddrs_old)))
return -EFAULT; return -EFAULT;
if (getaddrs.addr_num <= 0) return -EINVAL; if (getaddrs.addr_num <= 0) return -EINVAL;
...@@ -3392,8 +3492,9 @@ static int sctp_getsockopt_local_addrs(struct sock *sk, int len, ...@@ -3392,8 +3492,9 @@ static int sctp_getsockopt_local_addrs(struct sock *sk, int len,
addr = list_entry(bp->address_list.next, addr = list_entry(bp->address_list.next,
struct sctp_sockaddr_entry, list); struct sctp_sockaddr_entry, list);
if (sctp_is_any(&addr->a)) { if (sctp_is_any(&addr->a)) {
cnt = sctp_copy_laddrs_to_user(sk, bp->port, cnt = sctp_copy_laddrs_to_user_old(sk, bp->port,
getaddrs.addr_num, to); getaddrs.addr_num,
to);
if (cnt < 0) { if (cnt < 0) {
err = cnt; err = cnt;
goto unlock; goto unlock;
...@@ -3419,7 +3520,7 @@ static int sctp_getsockopt_local_addrs(struct sock *sk, int len, ...@@ -3419,7 +3520,7 @@ static int sctp_getsockopt_local_addrs(struct sock *sk, int len,
copy_getaddrs: copy_getaddrs:
getaddrs.addr_num = cnt; getaddrs.addr_num = cnt;
if (copy_to_user(optval, &getaddrs, sizeof(struct sctp_getaddrs))) if (copy_to_user(optval, &getaddrs, sizeof(struct sctp_getaddrs_old)))
err = -EFAULT; err = -EFAULT;
unlock: unlock:
...@@ -3427,6 +3528,99 @@ unlock: ...@@ -3427,6 +3528,99 @@ unlock:
return err; return err;
} }
static int sctp_getsockopt_local_addrs(struct sock *sk, int len,
char __user *optval, int __user *optlen)
{
struct sctp_bind_addr *bp;
struct sctp_association *asoc;
struct list_head *pos;
int cnt = 0;
struct sctp_getaddrs getaddrs;
struct sctp_sockaddr_entry *addr;
void __user *to;
union sctp_addr temp;
struct sctp_sock *sp = sctp_sk(sk);
int addrlen;
rwlock_t *addr_lock;
int err = 0;
size_t space_left;
int bytes_copied;
if (len <= sizeof(struct sctp_getaddrs))
return -EINVAL;
if (copy_from_user(&getaddrs, optval, sizeof(struct sctp_getaddrs)))
return -EFAULT;
/*
* For UDP-style sockets, id specifies the association to query.
* If the id field is set to the value '0' then the locally bound
* addresses are returned without regard to any particular
* association.
*/
if (0 == getaddrs.assoc_id) {
bp = &sctp_sk(sk)->ep->base.bind_addr;
addr_lock = &sctp_sk(sk)->ep->base.addr_lock;
} else {
asoc = sctp_id2assoc(sk, getaddrs.assoc_id);
if (!asoc)
return -EINVAL;
bp = &asoc->base.bind_addr;
addr_lock = &asoc->base.addr_lock;
}
to = optval + offsetof(struct sctp_getaddrs,addrs);
space_left = len - sizeof(struct sctp_getaddrs) -
offsetof(struct sctp_getaddrs,addrs);
sctp_read_lock(addr_lock);
/* If the endpoint is bound to 0.0.0.0 or ::0, get the valid
* addresses from the global local address list.
*/
if (sctp_list_single_entry(&bp->address_list)) {
addr = list_entry(bp->address_list.next,
struct sctp_sockaddr_entry, list);
if (sctp_is_any(&addr->a)) {
cnt = sctp_copy_laddrs_to_user(sk, bp->port,
&to, space_left);
if (cnt < 0) {
err = cnt;
goto unlock;
}
goto copy_getaddrs;
}
}
list_for_each(pos, &bp->address_list) {
addr = list_entry(pos, struct sctp_sockaddr_entry, list);
memcpy(&temp, &addr->a, sizeof(temp));
sctp_get_pf_specific(sk->sk_family)->addr_v4map(sp, &temp);
addrlen = sctp_get_af_specific(temp.sa.sa_family)->sockaddr_len;
if(space_left < addrlen)
return -ENOMEM; /*fixme: right error?*/
temp.v4.sin_port = htons(temp.v4.sin_port);
if (copy_to_user(to, &temp, addrlen)) {
err = -EFAULT;
goto unlock;
}
to += addrlen;
cnt ++;
space_left -= addrlen;
}
copy_getaddrs:
if (put_user(cnt, &((struct sctp_getaddrs __user *)optval)->addr_num))
return -EFAULT;
bytes_copied = ((char __user *)to) - optval;
if (put_user(bytes_copied, optlen))
return -EFAULT;
unlock:
sctp_read_unlock(addr_lock);
return err;
}
/* 7.1.10 Set Primary Address (SCTP_PRIMARY_ADDR) /* 7.1.10 Set Primary Address (SCTP_PRIMARY_ADDR)
* *
* Requests that the local SCTP stack use the enclosed peer address as * Requests that the local SCTP stack use the enclosed peer address as
...@@ -3807,12 +4001,20 @@ SCTP_STATIC int sctp_getsockopt(struct sock *sk, int level, int optname, ...@@ -3807,12 +4001,20 @@ SCTP_STATIC int sctp_getsockopt(struct sock *sk, int level, int optname,
case SCTP_INITMSG: case SCTP_INITMSG:
retval = sctp_getsockopt_initmsg(sk, len, optval, optlen); retval = sctp_getsockopt_initmsg(sk, len, optval, optlen);
break; break;
case SCTP_GET_PEER_ADDRS_NUM: case SCTP_GET_PEER_ADDRS_NUM_OLD:
retval = sctp_getsockopt_peer_addrs_num(sk, len, optval, retval = sctp_getsockopt_peer_addrs_num_old(sk, len, optval,
optlen);
break;
case SCTP_GET_LOCAL_ADDRS_NUM_OLD:
retval = sctp_getsockopt_local_addrs_num_old(sk, len, optval,
optlen);
break;
case SCTP_GET_PEER_ADDRS_OLD:
retval = sctp_getsockopt_peer_addrs_old(sk, len, optval,
optlen); optlen);
break; break;
case SCTP_GET_LOCAL_ADDRS_NUM: case SCTP_GET_LOCAL_ADDRS_OLD:
retval = sctp_getsockopt_local_addrs_num(sk, len, optval, retval = sctp_getsockopt_local_addrs_old(sk, len, optval,
optlen); optlen);
break; break;
case SCTP_GET_PEER_ADDRS: case SCTP_GET_PEER_ADDRS:
......
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