lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

[TIPC] Avoid polluting the global namespace

Browse Source 
This patch adds a tipc_ prefix to all externally visible symbols.

Signed-off-by: Per Liden <per.liden@ericsson.com>
This commit is contained in:
Per Liden
2006-01-18 00:38:21 +01:00
parent 1e63e681e0
commit 4323add677
44 changed files with 1654 additions and 1673 deletions
Download Patch File Download Diff File Expand all files Collapse all files

170
net/tipc/bearer.c
View File

@@ -48,7 +48,7 @@
static struct media *media_list = 0;
static u32 media_count = 0;
struct bearer *bearers = 0;
struct bearer *tipc_bearers = 0;
/**
* media_name_valid - validate media name
@@ -107,7 +107,7 @@ int tipc_register_media(u32 media_type,
u32 i;
int res = -EINVAL;
write_lock_bh(&net_lock);
write_lock_bh(&tipc_net_lock);
if (!media_list)
goto exit;
@@ -165,15 +165,15 @@ int tipc_register_media(u32 media_type,
dbg("Media <%s> registered\n", name);
res = 0;
exit:
write_unlock_bh(&net_lock);
write_unlock_bh(&tipc_net_lock);
return res;
}
/**
* media_addr_printf - record media address in print buffer
* tipc_media_addr_printf - record media address in print buffer
*/
void media_addr_printf(struct print_buf *pb, struct tipc_media_addr *a)
void tipc_media_addr_printf(struct print_buf *pb, struct tipc_media_addr *a)
{
struct media *m_ptr;
u32 media_type;
@@ -201,25 +201,25 @@ void media_addr_printf(struct print_buf *pb, struct tipc_media_addr *a)
}
/**
* media_get_names - record names of registered media in buffer
* tipc_media_get_names - record names of registered media in buffer
*/
struct sk_buff *media_get_names(void)
struct sk_buff *tipc_media_get_names(void)
{
struct sk_buff *buf;
struct media *m_ptr;
int i;
buf = cfg_reply_alloc(MAX_MEDIA * TLV_SPACE(TIPC_MAX_MEDIA_NAME));
buf = tipc_cfg_reply_alloc(MAX_MEDIA * TLV_SPACE(TIPC_MAX_MEDIA_NAME));
if (!buf)
return NULL;
read_lock_bh(&net_lock);
read_lock_bh(&tipc_net_lock);
for (i = 0, m_ptr = media_list; i < media_count; i++, m_ptr++) {
cfg_append_tlv(buf, TIPC_TLV_MEDIA_NAME, m_ptr->name,
strlen(m_ptr->name) + 1);
tipc_cfg_append_tlv(buf, TIPC_TLV_MEDIA_NAME, m_ptr->name,
strlen(m_ptr->name) + 1);
}
read_unlock_bh(&net_lock);
read_unlock_bh(&tipc_net_lock);
return buf;
}
@@ -283,7 +283,7 @@ static struct bearer *bearer_find(const char *name)
struct bearer *b_ptr;
u32 i;
for (i = 0, b_ptr = bearers; i < MAX_BEARERS; i++, b_ptr++) {
for (i = 0, b_ptr = tipc_bearers; i < MAX_BEARERS; i++, b_ptr++) {
if (b_ptr->active && (!strcmp(b_ptr->publ.name, name)))
return b_ptr;
}
@@ -291,16 +291,16 @@ static struct bearer *bearer_find(const char *name)
}
/**
* bearer_find - locates bearer object with matching interface name
* tipc_bearer_find_interface - locates bearer object with matching interface name
*/
struct bearer *bearer_find_interface(const char *if_name)
struct bearer *tipc_bearer_find_interface(const char *if_name)
{
struct bearer *b_ptr;
char *b_if_name;
u32 i;
for (i = 0, b_ptr = bearers; i < MAX_BEARERS; i++, b_ptr++) {
for (i = 0, b_ptr = tipc_bearers; i < MAX_BEARERS; i++, b_ptr++) {
if (!b_ptr->active)
continue;
b_if_name = strchr(b_ptr->publ.name, ':') + 1;
@@ -311,54 +311,54 @@ struct bearer *bearer_find_interface(const char *if_name)
}
/**
* bearer_get_names - record names of bearers in buffer
* tipc_bearer_get_names - record names of bearers in buffer
*/
struct sk_buff *bearer_get_names(void)
struct sk_buff *tipc_bearer_get_names(void)
{
struct sk_buff *buf;
struct media *m_ptr;
struct bearer *b_ptr;
int i, j;
buf = cfg_reply_alloc(MAX_BEARERS * TLV_SPACE(TIPC_MAX_BEARER_NAME));
buf = tipc_cfg_reply_alloc(MAX_BEARERS * TLV_SPACE(TIPC_MAX_BEARER_NAME));
if (!buf)
return NULL;
read_lock_bh(&net_lock);
read_lock_bh(&tipc_net_lock);
for (i = 0, m_ptr = media_list; i < media_count; i++, m_ptr++) {
for (j = 0; j < MAX_BEARERS; j++) {
b_ptr = &bearers[j];
b_ptr = &tipc_bearers[j];
if (b_ptr->active && (b_ptr->media == m_ptr)) {
cfg_append_tlv(buf, TIPC_TLV_BEARER_NAME,
b_ptr->publ.name,
strlen(b_ptr->publ.name) + 1);
tipc_cfg_append_tlv(buf, TIPC_TLV_BEARER_NAME,
b_ptr->publ.name,
strlen(b_ptr->publ.name) + 1);
}
}
}
read_unlock_bh(&net_lock);
read_unlock_bh(&tipc_net_lock);
return buf;
}
void bearer_add_dest(struct bearer *b_ptr, u32 dest)
void tipc_bearer_add_dest(struct bearer *b_ptr, u32 dest)
{
nmap_add(&b_ptr->nodes, dest);
disc_update_link_req(b_ptr->link_req);
bcbearer_sort();
tipc_nmap_add(&b_ptr->nodes, dest);
tipc_disc_update_link_req(b_ptr->link_req);
tipc_bcbearer_sort();
}
void bearer_remove_dest(struct bearer *b_ptr, u32 dest)
void tipc_bearer_remove_dest(struct bearer *b_ptr, u32 dest)
{
nmap_remove(&b_ptr->nodes, dest);
disc_update_link_req(b_ptr->link_req);
bcbearer_sort();
tipc_nmap_remove(&b_ptr->nodes, dest);
tipc_disc_update_link_req(b_ptr->link_req);
tipc_bcbearer_sort();
}
/*
* bearer_push(): Resolve bearer congestion. Force the waiting
* links to push out their unsent packets, one packet per link
* per iteration, until all packets are gone or congestion reoccurs.
* 'net_lock' is read_locked when this function is called
* 'tipc_net_lock' is read_locked when this function is called
* bearer.lock must be taken before calling
* Returns binary true(1) ore false(0)
*/
@@ -372,7 +372,7 @@ static int bearer_push(struct bearer *b_ptr)
while (!list_empty(&b_ptr->cong_links) && (res != PUSH_FAILED)) {
list_for_each_entry_safe(ln, tln, &b_ptr->cong_links, link_list) {
res = link_push_packet(ln);
res = tipc_link_push_packet(ln);
if (res == PUSH_FAILED)
break;
if (res == PUSH_FINISHED)
@@ -382,7 +382,7 @@ static int bearer_push(struct bearer *b_ptr)
return list_empty(&b_ptr->cong_links);
}
void bearer_lock_push(struct bearer *b_ptr)
void tipc_bearer_lock_push(struct bearer *b_ptr)
{
int res;
@@ -390,7 +390,7 @@ void bearer_lock_push(struct bearer *b_ptr)
res = bearer_push(b_ptr);
spin_unlock_bh(&b_ptr->publ.lock);
if (res)
bcbearer_push();
tipc_bcbearer_push();
}
@@ -405,7 +405,7 @@ void tipc_continue(struct tipc_bearer *tb_ptr)
spin_lock_bh(&b_ptr->publ.lock);
b_ptr->continue_count++;
if (!list_empty(&b_ptr->cong_links))
k_signal((Handler)bearer_lock_push, (unsigned long)b_ptr);
tipc_k_signal((Handler)tipc_bearer_lock_push, (unsigned long)b_ptr);
b_ptr->publ.blocked = 0;
spin_unlock_bh(&b_ptr->publ.lock);
}
@@ -414,11 +414,11 @@ void tipc_continue(struct tipc_bearer *tb_ptr)
* Schedule link for sending of messages after the bearer
* has been deblocked by 'continue()'. This method is called
* when somebody tries to send a message via this link while
* the bearer is congested. 'net_lock' is in read_lock here
* the bearer is congested. 'tipc_net_lock' is in read_lock here
* bearer.lock is busy
*/
static void bearer_schedule_unlocked(struct bearer *b_ptr, struct link *l_ptr)
static void tipc_bearer_schedule_unlocked(struct bearer *b_ptr, struct link *l_ptr)
{
list_move_tail(&l_ptr->link_list, &b_ptr->cong_links);
}
@@ -427,24 +427,24 @@ static void bearer_schedule_unlocked(struct bearer *b_ptr, struct link *l_ptr)
* Schedule link for sending of messages after the bearer
* has been deblocked by 'continue()'. This method is called
* when somebody tries to send a message via this link while
* the bearer is congested. 'net_lock' is in read_lock here,
* the bearer is congested. 'tipc_net_lock' is in read_lock here,
* bearer.lock is free
*/
void bearer_schedule(struct bearer *b_ptr, struct link *l_ptr)
void tipc_bearer_schedule(struct bearer *b_ptr, struct link *l_ptr)
{
spin_lock_bh(&b_ptr->publ.lock);
bearer_schedule_unlocked(b_ptr, l_ptr);
tipc_bearer_schedule_unlocked(b_ptr, l_ptr);
spin_unlock_bh(&b_ptr->publ.lock);
}
/*
* bearer_resolve_congestion(): Check if there is bearer congestion,
* tipc_bearer_resolve_congestion(): Check if there is bearer congestion,
* and if there is, try to resolve it before returning.
* 'net_lock' is read_locked when this function is called
* 'tipc_net_lock' is read_locked when this function is called
*/
int bearer_resolve_congestion(struct bearer *b_ptr, struct link *l_ptr)
int tipc_bearer_resolve_congestion(struct bearer *b_ptr, struct link *l_ptr)
{
int res = 1;
@@ -452,7 +452,7 @@ int bearer_resolve_congestion(struct bearer *b_ptr, struct link *l_ptr)
return 1;
spin_lock_bh(&b_ptr->publ.lock);
if (!bearer_push(b_ptr)) {
bearer_schedule_unlocked(b_ptr, l_ptr);
tipc_bearer_schedule_unlocked(b_ptr, l_ptr);
res = 0;
}
spin_unlock_bh(&b_ptr->publ.lock);
@@ -479,7 +479,7 @@ int tipc_enable_bearer(const char *name, u32 bcast_scope, u32 priority)
return -ENOPROTOOPT;
if (!bearer_name_validate(name, &b_name) ||
!addr_domain_valid(bcast_scope) ||
!tipc_addr_domain_valid(bcast_scope) ||
!in_scope(bcast_scope, tipc_own_addr))
return -EINVAL;
@@ -488,8 +488,8 @@ int tipc_enable_bearer(const char *name, u32 bcast_scope, u32 priority)
(priority != TIPC_MEDIA_LINK_PRI))
return -EINVAL;
write_lock_bh(&net_lock);
if (!bearers)
write_lock_bh(&tipc_net_lock);
if (!tipc_bearers)
goto failed;
m_ptr = media_find(b_name.media_name);
@@ -505,15 +505,15 @@ restart:
bearer_id = MAX_BEARERS;
with_this_prio = 1;
for (i = MAX_BEARERS; i-- != 0; ) {
if (!bearers[i].active) {
if (!tipc_bearers[i].active) {
bearer_id = i;
continue;
}
if (!strcmp(name, bearers[i].publ.name)) {
if (!strcmp(name, tipc_bearers[i].publ.name)) {
warn("Bearer <%s> already enabled\n", name);
goto failed;
}
if ((bearers[i].priority == priority) &&
if ((tipc_bearers[i].priority == priority) &&
(++with_this_prio > 2)) {
if (priority-- == 0) {
warn("Third bearer <%s> with priority %u, unable to lower to %u\n",
@@ -530,7 +530,7 @@ restart:
goto failed;
}
b_ptr = &bearers[bearer_id];
b_ptr = &tipc_bearers[bearer_id];
memset(b_ptr, 0, sizeof(struct bearer));
strcpy(b_ptr->publ.name, name);
@@ -549,16 +549,16 @@ restart:
INIT_LIST_HEAD(&b_ptr->cong_links);
INIT_LIST_HEAD(&b_ptr->links);
if (m_ptr->bcast) {
b_ptr->link_req = disc_init_link_req(b_ptr, &m_ptr->bcast_addr,
bcast_scope, 2);
b_ptr->link_req = tipc_disc_init_link_req(b_ptr, &m_ptr->bcast_addr,
bcast_scope, 2);
}
b_ptr->publ.lock = SPIN_LOCK_UNLOCKED;
write_unlock_bh(&net_lock);
write_unlock_bh(&tipc_net_lock);
info("Enabled bearer <%s>, discovery domain %s, priority %u\n",
name, addr_string_fill(addr_string, bcast_scope), priority);
return 0;
failed:
write_unlock_bh(&net_lock);
write_unlock_bh(&tipc_net_lock);
return res;
}
@@ -576,11 +576,11 @@ int tipc_block_bearer(const char *name)
if (tipc_mode != TIPC_NET_MODE)
return -ENOPROTOOPT;
read_lock_bh(&net_lock);
read_lock_bh(&tipc_net_lock);
b_ptr = bearer_find(name);
if (!b_ptr) {
warn("Attempt to block unknown bearer <%s>\n", name);
read_unlock_bh(&net_lock);
read_unlock_bh(&tipc_net_lock);
return -EINVAL;
}
@@ -590,11 +590,11 @@ int tipc_block_bearer(const char *name)
struct node *n_ptr = l_ptr->owner;
spin_lock_bh(&n_ptr->lock);
link_reset(l_ptr);
tipc_link_reset(l_ptr);
spin_unlock_bh(&n_ptr->lock);
}
spin_unlock_bh(&b_ptr->publ.lock);
read_unlock_bh(&net_lock);
read_unlock_bh(&tipc_net_lock);
info("Blocked bearer <%s>\n", name);
return TIPC_OK;
}
@@ -602,7 +602,7 @@ int tipc_block_bearer(const char *name)
/**
* bearer_disable -
*
* Note: This routine assumes caller holds net_lock.
* Note: This routine assumes caller holds tipc_net_lock.
*/
static int bearer_disable(const char *name)
@@ -620,19 +620,19 @@ static int bearer_disable(const char *name)
return -EINVAL;
}
disc_stop_link_req(b_ptr->link_req);
tipc_disc_stop_link_req(b_ptr->link_req);
spin_lock_bh(&b_ptr->publ.lock);
b_ptr->link_req = NULL;
b_ptr->publ.blocked = 1;
if (b_ptr->media->disable_bearer) {
spin_unlock_bh(&b_ptr->publ.lock);
write_unlock_bh(&net_lock);
write_unlock_bh(&tipc_net_lock);
b_ptr->media->disable_bearer(&b_ptr->publ);
write_lock_bh(&net_lock);
write_lock_bh(&tipc_net_lock);
spin_lock_bh(&b_ptr->publ.lock);
}
list_for_each_entry_safe(l_ptr, temp_l_ptr, &b_ptr->links, link_list) {
link_delete(l_ptr);
tipc_link_delete(l_ptr);
}
spin_unlock_bh(&b_ptr->publ.lock);
info("Disabled bearer <%s>\n", name);
@@ -644,54 +644,54 @@ int tipc_disable_bearer(const char *name)
{
int res;
write_lock_bh(&net_lock);
write_lock_bh(&tipc_net_lock);
res = bearer_disable(name);
write_unlock_bh(&net_lock);
write_unlock_bh(&tipc_net_lock);
return res;
}
int bearer_init(void)
int tipc_bearer_init(void)
{
int res;
write_lock_bh(&net_lock);
bearers = kmalloc(MAX_BEARERS * sizeof(struct bearer), GFP_ATOMIC);
write_lock_bh(&tipc_net_lock);
tipc_bearers = kmalloc(MAX_BEARERS * sizeof(struct bearer), GFP_ATOMIC);
media_list = kmalloc(MAX_MEDIA * sizeof(struct media), GFP_ATOMIC);
if (bearers && media_list) {
memset(bearers, 0, MAX_BEARERS * sizeof(struct bearer));
if (tipc_bearers && media_list) {
memset(tipc_bearers, 0, MAX_BEARERS * sizeof(struct bearer));
memset(media_list, 0, MAX_MEDIA * sizeof(struct media));
res = TIPC_OK;
} else {
kfree(bearers);
kfree(tipc_bearers);
kfree(media_list);
bearers = 0;
tipc_bearers = 0;
media_list = 0;
res = -ENOMEM;
}
write_unlock_bh(&net_lock);
write_unlock_bh(&tipc_net_lock);
return res;
}
void bearer_stop(void)
void tipc_bearer_stop(void)
{
u32 i;
if (!bearers)
if (!tipc_bearers)
return;
for (i = 0; i < MAX_BEARERS; i++) {
if (bearers[i].active)
bearers[i].publ.blocked = 1;
if (tipc_bearers[i].active)
tipc_bearers[i].publ.blocked = 1;
}
for (i = 0; i < MAX_BEARERS; i++) {
if (bearers[i].active)
bearer_disable(bearers[i].publ.name);
if (tipc_bearers[i].active)
bearer_disable(tipc_bearers[i].publ.name);
}
kfree(bearers);
kfree(tipc_bearers);
kfree(media_list);
bearers = 0;
tipc_bearers = 0;
media_list = 0;
media_count = 0;
}