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* Work in progress of extending the AF_LINK protocol to be able to send and

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receive raw packets (only without the ethernet framing).


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@37853 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler
2010-08-02 21:21:16 +00:00
parent 67678a989e
commit cd08b9f7bc
4 changed files with 222 additions and 58 deletions
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src/add-ons/kernel/network/stack/interfaces.cpp
+47 -4
View File
@@ -1201,6 +1201,40 @@ get_interface_for_device(net_domain* domain, uint32 index)
}
/*! Returns a reference to an Interface that matches the given \a linkAddress.
The link address is checked against its hardware address, or its interface
name, or finally the interface index.
*/
Interface*
get_interface_for_link(net_domain* domain, const sockaddr* _linkAddress)
{
sockaddr_dl& linkAddress = *(sockaddr_dl*)_linkAddress;
MutexLocker locker(sLock);
InterfaceList::Iterator iterator = sInterfaces.GetIterator();
while (Interface* interface = iterator.Next()) {
// Test if the hardware address matches, or if the given interface
// matches, or if at least the index matches.
if ((linkAddress.sdl_alen == interface->device->address.length
&& memcmp(LLADDR(&linkAddress), interface->device->address.data,
linkAddress.sdl_alen) == 0)
|| (linkAddress.sdl_nlen > 0
&& !strcmp(interface->name, (const char*)linkAddress.sdl_data))
|| (linkAddress.sdl_nlen == 0 && linkAddress.sdl_alen == 0
&& linkAddress.sdl_index == interface->index)) {
if (interface->CreateDomainDatalinkIfNeeded(domain) != B_OK)
return NULL;
interface->AcquireReference();
return interface;
}
}
return NULL;
}
InterfaceAddress*
get_interface_address(const sockaddr* local)
{
@@ -1220,7 +1254,7 @@ get_interface_address(const sockaddr* local)
InterfaceAddress*
get_interface_address_for_destination(net_domain* domain,
const struct sockaddr* destination)
const sockaddr* destination)
{
MutexLocker locker(sLock);
@@ -1236,16 +1270,25 @@ get_interface_address_for_destination(net_domain* domain,
}
/*! Returns a reference to an InterfaceAddress of the specified \a domain that
belongs to the interface identified via \a linkAddress. Only the hardware
address is matched.
If \a unconfiguredOnly is set, the interface address must not yet be
configured, or must currently be in the process of being configured.
*/
InterfaceAddress*
get_interface_address_for_link(net_domain* domain,
const struct sockaddr* _linkAddress, bool unconfiguredOnly)
get_interface_address_for_link(net_domain* domain, const sockaddr* address,
bool unconfiguredOnly)
{
sockaddr_dl& linkAddress = *(sockaddr_dl*)_linkAddress;
sockaddr_dl& linkAddress = *(sockaddr_dl*)address;
MutexLocker locker(sLock);
InterfaceList::Iterator iterator = sInterfaces.GetIterator();
while (Interface* interface = iterator.Next()) {
// Test if the hardware address matches, or if the given interface
// matches, or if at least the index matches.
if (linkAddress.sdl_alen == interface->device->address.length
&& memcmp(LLADDR(&linkAddress), interface->device->address.data,
linkAddress.sdl_alen) == 0) {