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-rw-r--r--include/linux/atmdev.h10
-rw-r--r--net/atm/addr.c51
-rw-r--r--net/atm/addr.h12
-rw-r--r--net/atm/resources.c20
4 files changed, 70 insertions, 23 deletions
diff --git a/include/linux/atmdev.h b/include/linux/atmdev.h
index f1fd849e5535..aca9b344bd35 100644
--- a/include/linux/atmdev.h
+++ b/include/linux/atmdev.h
@@ -76,6 +76,13 @@ struct atm_dev_stats {
76 /* set interface ESI */ 76 /* set interface ESI */
77#define ATM_SETESIF _IOW('a',ATMIOC_ITF+13,struct atmif_sioc) 77#define ATM_SETESIF _IOW('a',ATMIOC_ITF+13,struct atmif_sioc)
78 /* force interface ESI */ 78 /* force interface ESI */
79#define ATM_ADDLECSADDR _IOW('a', ATMIOC_ITF+14, struct atmif_sioc)
80 /* register a LECS address */
81#define ATM_DELLECSADDR _IOW('a', ATMIOC_ITF+15, struct atmif_sioc)
82 /* unregister a LECS address */
83#define ATM_GETLECSADDR _IOW('a', ATMIOC_ITF+16, struct atmif_sioc)
84 /* retrieve LECS address(es) */
85
79#define ATM_GETSTAT _IOW('a',ATMIOC_SARCOM+0,struct atmif_sioc) 86#define ATM_GETSTAT _IOW('a',ATMIOC_SARCOM+0,struct atmif_sioc)
80 /* get AAL layer statistics */ 87 /* get AAL layer statistics */
81#define ATM_GETSTATZ _IOW('a',ATMIOC_SARCOM+1,struct atmif_sioc) 88#define ATM_GETSTATZ _IOW('a',ATMIOC_SARCOM+1,struct atmif_sioc)
@@ -328,6 +335,8 @@ struct atm_dev_addr {
328 struct list_head entry; /* next address */ 335 struct list_head entry; /* next address */
329}; 336};
330 337
338enum atm_addr_type_t { ATM_ADDR_LOCAL, ATM_ADDR_LECS };
339
331struct atm_dev { 340struct atm_dev {
332 const struct atmdev_ops *ops; /* device operations; NULL if unused */ 341 const struct atmdev_ops *ops; /* device operations; NULL if unused */
333 const struct atmphy_ops *phy; /* PHY operations, may be undefined */ 342 const struct atmphy_ops *phy; /* PHY operations, may be undefined */
@@ -338,6 +347,7 @@ struct atm_dev {
338 void *phy_data; /* private PHY date */ 347 void *phy_data; /* private PHY date */
339 unsigned long flags; /* device flags (ATM_DF_*) */ 348 unsigned long flags; /* device flags (ATM_DF_*) */
340 struct list_head local; /* local ATM addresses */ 349 struct list_head local; /* local ATM addresses */
350 struct list_head lecs; /* LECS ATM addresses learned via ILMI */
341 unsigned char esi[ESI_LEN]; /* ESI ("MAC" addr) */ 351 unsigned char esi[ESI_LEN]; /* ESI ("MAC" addr) */
342 struct atm_cirange ci_range; /* VPI/VCI range */ 352 struct atm_cirange ci_range; /* VPI/VCI range */
343 struct k_atm_dev_stats stats; /* statistics */ 353 struct k_atm_dev_stats stats; /* statistics */
diff --git a/net/atm/addr.c b/net/atm/addr.c
index a30d0bf48063..3060fd0ba4b9 100644
--- a/net/atm/addr.c
+++ b/net/atm/addr.c
@@ -44,31 +44,43 @@ static void notify_sigd(struct atm_dev *dev)
44 sigd_enq(NULL, as_itf_notify, NULL, &pvc, NULL); 44 sigd_enq(NULL, as_itf_notify, NULL, &pvc, NULL);
45} 45}
46 46
47void atm_reset_addr(struct atm_dev *dev) 47void atm_reset_addr(struct atm_dev *dev, enum atm_addr_type_t atype)
48{ 48{
49 unsigned long flags; 49 unsigned long flags;
50 struct atm_dev_addr *this, *p; 50 struct atm_dev_addr *this, *p;
51 struct list_head *head;
51 52
52 spin_lock_irqsave(&dev->lock, flags); 53 spin_lock_irqsave(&dev->lock, flags);
53 list_for_each_entry_safe(this, p, &dev->local, entry) { 54 if (atype == ATM_ADDR_LECS)
55 head = &dev->lecs;
56 else
57 head = &dev->local;
58 list_for_each_entry_safe(this, p, head, entry) {
54 list_del(&this->entry); 59 list_del(&this->entry);
55 kfree(this); 60 kfree(this);
56 } 61 }
57 spin_unlock_irqrestore(&dev->lock, flags); 62 spin_unlock_irqrestore(&dev->lock, flags);
58 notify_sigd(dev); 63 if (head == &dev->local)
64 notify_sigd(dev);
59} 65}
60 66
61int atm_add_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr) 67int atm_add_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr,
68 enum atm_addr_type_t atype)
62{ 69{
63 unsigned long flags; 70 unsigned long flags;
64 struct atm_dev_addr *this; 71 struct atm_dev_addr *this;
72 struct list_head *head;
65 int error; 73 int error;
66 74
67 error = check_addr(addr); 75 error = check_addr(addr);
68 if (error) 76 if (error)
69 return error; 77 return error;
70 spin_lock_irqsave(&dev->lock, flags); 78 spin_lock_irqsave(&dev->lock, flags);
71 list_for_each_entry(this, &dev->local, entry) { 79 if (atype == ATM_ADDR_LECS)
80 head = &dev->lecs;
81 else
82 head = &dev->local;
83 list_for_each_entry(this, head, entry) {
72 if (identical(&this->addr, addr)) { 84 if (identical(&this->addr, addr)) {
73 spin_unlock_irqrestore(&dev->lock, flags); 85 spin_unlock_irqrestore(&dev->lock, flags);
74 return -EEXIST; 86 return -EEXIST;
@@ -80,28 +92,36 @@ int atm_add_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr)
80 return -ENOMEM; 92 return -ENOMEM;
81 } 93 }
82 this->addr = *addr; 94 this->addr = *addr;
83 list_add(&this->entry, &dev->local); 95 list_add(&this->entry, head);
84 spin_unlock_irqrestore(&dev->lock, flags); 96 spin_unlock_irqrestore(&dev->lock, flags);
85 notify_sigd(dev); 97 if (head == &dev->local)
98 notify_sigd(dev);
86 return 0; 99 return 0;
87} 100}
88 101
89int atm_del_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr) 102int atm_del_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr,
103 enum atm_addr_type_t atype)
90{ 104{
91 unsigned long flags; 105 unsigned long flags;
92 struct atm_dev_addr *this; 106 struct atm_dev_addr *this;
107 struct list_head *head;
93 int error; 108 int error;
94 109
95 error = check_addr(addr); 110 error = check_addr(addr);
96 if (error) 111 if (error)
97 return error; 112 return error;
98 spin_lock_irqsave(&dev->lock, flags); 113 spin_lock_irqsave(&dev->lock, flags);
99 list_for_each_entry(this, &dev->local, entry) { 114 if (atype == ATM_ADDR_LECS)
115 head = &dev->lecs;
116 else
117 head = &dev->local;
118 list_for_each_entry(this, head, entry) {
100 if (identical(&this->addr, addr)) { 119 if (identical(&this->addr, addr)) {
101 list_del(&this->entry); 120 list_del(&this->entry);
102 spin_unlock_irqrestore(&dev->lock, flags); 121 spin_unlock_irqrestore(&dev->lock, flags);
103 kfree(this); 122 kfree(this);
104 notify_sigd(dev); 123 if (head == &dev->local)
124 notify_sigd(dev);
105 return 0; 125 return 0;
106 } 126 }
107 } 127 }
@@ -110,22 +130,27 @@ int atm_del_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr)
110} 130}
111 131
112int atm_get_addr(struct atm_dev *dev, struct sockaddr_atmsvc __user * buf, 132int atm_get_addr(struct atm_dev *dev, struct sockaddr_atmsvc __user * buf,
113 size_t size) 133 size_t size, enum atm_addr_type_t atype)
114{ 134{
115 unsigned long flags; 135 unsigned long flags;
116 struct atm_dev_addr *this; 136 struct atm_dev_addr *this;
137 struct list_head *head;
117 int total = 0, error; 138 int total = 0, error;
118 struct sockaddr_atmsvc *tmp_buf, *tmp_bufp; 139 struct sockaddr_atmsvc *tmp_buf, *tmp_bufp;
119 140
120 spin_lock_irqsave(&dev->lock, flags); 141 spin_lock_irqsave(&dev->lock, flags);
121 list_for_each_entry(this, &dev->local, entry) 142 if (atype == ATM_ADDR_LECS)
143 head = &dev->lecs;
144 else
145 head = &dev->local;
146 list_for_each_entry(this, head, entry)
122 total += sizeof(struct sockaddr_atmsvc); 147 total += sizeof(struct sockaddr_atmsvc);
123 tmp_buf = tmp_bufp = kmalloc(total, GFP_ATOMIC); 148 tmp_buf = tmp_bufp = kmalloc(total, GFP_ATOMIC);
124 if (!tmp_buf) { 149 if (!tmp_buf) {
125 spin_unlock_irqrestore(&dev->lock, flags); 150 spin_unlock_irqrestore(&dev->lock, flags);
126 return -ENOMEM; 151 return -ENOMEM;
127 } 152 }
128 list_for_each_entry(this, &dev->local, entry) 153 list_for_each_entry(this, head, entry)
129 memcpy(tmp_bufp++, &this->addr, sizeof(struct sockaddr_atmsvc)); 154 memcpy(tmp_bufp++, &this->addr, sizeof(struct sockaddr_atmsvc));
130 spin_unlock_irqrestore(&dev->lock, flags); 155 spin_unlock_irqrestore(&dev->lock, flags);
131 error = total > size ? -E2BIG : total; 156 error = total > size ? -E2BIG : total;
diff --git a/net/atm/addr.h b/net/atm/addr.h
index 3099d21feeaa..f39433ad45da 100644
--- a/net/atm/addr.h
+++ b/net/atm/addr.h
@@ -9,10 +9,12 @@
9#include <linux/atm.h> 9#include <linux/atm.h>
10#include <linux/atmdev.h> 10#include <linux/atmdev.h>
11 11
12 12void atm_reset_addr(struct atm_dev *dev, enum atm_addr_type_t type);
13void atm_reset_addr(struct atm_dev *dev); 13int atm_add_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr,
14int atm_add_addr(struct atm_dev *dev,struct sockaddr_atmsvc *addr); 14 enum atm_addr_type_t type);
15int atm_del_addr(struct atm_dev *dev,struct sockaddr_atmsvc *addr); 15int atm_del_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr,
16int atm_get_addr(struct atm_dev *dev,struct sockaddr_atmsvc __user *buf,size_t size); 16 enum atm_addr_type_t type);
17int atm_get_addr(struct atm_dev *dev, struct sockaddr_atmsvc __user *buf,
18 size_t size, enum atm_addr_type_t type);
17 19
18#endif 20#endif
diff --git a/net/atm/resources.c b/net/atm/resources.c
index a57a9268bd24..415d2615d475 100644
--- a/net/atm/resources.c
+++ b/net/atm/resources.c
@@ -40,6 +40,7 @@ static struct atm_dev *__alloc_atm_dev(const char *type)
40 dev->link_rate = ATM_OC3_PCR; 40 dev->link_rate = ATM_OC3_PCR;
41 spin_lock_init(&dev->lock); 41 spin_lock_init(&dev->lock);
42 INIT_LIST_HEAD(&dev->local); 42 INIT_LIST_HEAD(&dev->local);
43 INIT_LIST_HEAD(&dev->lecs);
43 44
44 return dev; 45 return dev;
45} 46}
@@ -320,10 +321,12 @@ int atm_dev_ioctl(unsigned int cmd, void __user *arg)
320 error = -EPERM; 321 error = -EPERM;
321 goto done; 322 goto done;
322 } 323 }
323 atm_reset_addr(dev); 324 atm_reset_addr(dev, ATM_ADDR_LOCAL);
324 break; 325 break;
325 case ATM_ADDADDR: 326 case ATM_ADDADDR:
326 case ATM_DELADDR: 327 case ATM_DELADDR:
328 case ATM_ADDLECSADDR:
329 case ATM_DELLECSADDR:
327 if (!capable(CAP_NET_ADMIN)) { 330 if (!capable(CAP_NET_ADMIN)) {
328 error = -EPERM; 331 error = -EPERM;
329 goto done; 332 goto done;
@@ -335,14 +338,21 @@ int atm_dev_ioctl(unsigned int cmd, void __user *arg)
335 error = -EFAULT; 338 error = -EFAULT;
336 goto done; 339 goto done;
337 } 340 }
338 if (cmd == ATM_ADDADDR) 341 if (cmd == ATM_ADDADDR || cmd == ATM_ADDLECSADDR)
339 error = atm_add_addr(dev, &addr); 342 error = atm_add_addr(dev, &addr,
343 (cmd == ATM_ADDADDR ?
344 ATM_ADDR_LOCAL : ATM_ADDR_LECS));
340 else 345 else
341 error = atm_del_addr(dev, &addr); 346 error = atm_del_addr(dev, &addr,
347 (cmd == ATM_DELADDR ?
348 ATM_ADDR_LOCAL : ATM_ADDR_LECS));
342 goto done; 349 goto done;
343 } 350 }
344 case ATM_GETADDR: 351 case ATM_GETADDR:
345 error = atm_get_addr(dev, buf, len); 352 case ATM_GETLECSADDR:
353 error = atm_get_addr(dev, buf, len,
354 (cmd == ATM_GETADDR ?
355 ATM_ADDR_LOCAL : ATM_ADDR_LECS));
346 if (error < 0) 356 if (error < 0)
347 goto done; 357 goto done;
348 size = error; 358 size = error;