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Netsocket: Add get_dns_server API for NetworkInterface 

With get_dns_server DNS servers can be queried from NetworkInterface object
pull/12606/head
Kimmo Vaisanen 2020-03-10 10:29:40 +02:00
parent 09fe16618a
commit e776a9bb72
3 changed files with 22 additions and 0 deletions
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5
UNITTESTS/stubs/NetworkInterface_stub.cpp
View File

@ -72,6 +72,11 @@ nsapi_error_t NetworkInterface::add_dns_server(const SocketAddress &address, con
return NSAPI_ERROR_UNSUPPORTED; return NSAPI_ERROR_UNSUPPORTED;
} }
nsapi_error_t NetworkInterface::get_dns_server(int index, SocketAddress *address, const char *interface_name)
{
return NSAPI_ERROR_UNSUPPORTED;
}
void NetworkInterface::attach(mbed::Callback<void(nsapi_event_t, intptr_t)> status_cb) void NetworkInterface::attach(mbed::Callback<void(nsapi_event_t, intptr_t)> status_cb)
{ {

5
features/netsocket/NetworkInterface.cpp
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@ -101,6 +101,11 @@ nsapi_error_t NetworkInterface::add_dns_server(const SocketAddress &address, con
return get_stack()->add_dns_server(address, interface_name); return get_stack()->add_dns_server(address, interface_name);
} }
nsapi_error_t NetworkInterface::get_dns_server(int index, SocketAddress *address, const char *interface_name)
{
return get_stack()->get_dns_server(index, address, interface_name);
}
void NetworkInterface::attach(mbed::Callback<void(nsapi_event_t, intptr_t)> status_cb) void NetworkInterface::attach(mbed::Callback<void(nsapi_event_t, intptr_t)> status_cb)
{ {
// Dummy, that needs to be overwritten when inherited, but cannot be removed // Dummy, that needs to be overwritten when inherited, but cannot be removed

12
features/netsocket/NetworkInterface.h
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@ -324,6 +324,18 @@ public:
*/ */
virtual nsapi_error_t add_dns_server(const SocketAddress &address, const char *interface_name); virtual nsapi_error_t add_dns_server(const SocketAddress &address, const char *interface_name);
/** Get a domain name server from a list of servers to query
*
* Returns a DNS server address for a index. If returns error no more
* DNS servers to read.
*
* @param index Index of the DNS server, starts from zero
* @param address Destination for the host address
* @param interface_name Network interface name
* @return NSAPI_ERROR_OK on success, negative error code on failure
*/
virtual nsapi_error_t get_dns_server(int index, SocketAddress *address, const char *interface_name = NULL);
/** Register callback for status reporting. /** Register callback for status reporting.
* *
* The specified status callback function will be called on status changes * The specified status callback function will be called on status changes