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Mbed OS Reference
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Modules | |
Network Interfaces | |
Network Interface classes. | |
Data Structures | |
class | CellularNonIPSocket |
Socket implementation for cellular Non-IP data delivery(NIDD). More... | |
class | DNS |
Base class for DNS provider. More... | |
class | DTLSSocket |
DTLSSocket implement DTLS stream over UDP Socket. More... | |
class | DTLSSocketWrapper |
DTLSSocketWrapper implement DTLS stream over the existing Socket transport. More... | |
class | ICMPSocket |
ICMP socket implementation. More... | |
class | InternetDatagramSocket |
InternetDatagramSocket socket implementation. More... | |
class | InternetSocket |
Socket implementation that uses IP network stack. More... | |
class | NetworkStack |
NetworkStack class. More... | |
struct | nsapi_addr |
IP address structure for passing IP addresses by value. More... | |
struct | nsapi_wifi_ap |
nsapi_wifi_ap structure More... | |
struct | nsapi_stack |
nsapi_stack structure More... | |
struct | nsapi_ip_mreq |
nsapi_ip_mreq structure More... | |
struct | nsapi_latency_req |
nsapi_latency_req structure More... | |
struct | nsapi_stagger_req |
nsapi_stagger_req structure More... | |
struct | nsapi_msghdr |
Header structure for control info. More... | |
struct | nsapi_pktinfo |
nsapi_pktinfo structure More... | |
struct | nsapi_stack_api |
nsapi_stack_api structure More... | |
class | Socket |
Socket interface. More... | |
class | SocketAddress |
SocketAddress class. More... | |
class | TCPSocket |
TCP socket connection. More... | |
class | TLSSocket |
TLSSocket is a wrapper around TCPSocket for interacting with TLS servers. More... | |
class | TLSSocketWrapper |
TLSSocket is a wrapper around Socket for interacting with TLS servers. More... | |
class | UDPSocket |
UDP socket implementation. More... | |
Macros | |
#define | NSAPI_INTERFACE_PREFIX_SIZE 2 |
Size of 2 char network interface name from driver. More... | |
#define | NSAPI_INTERFACE_NAME_MAX_SIZE 6 |
Maximum size of network interface name. More... | |
#define | NSAPI_IP_SIZE NSAPI_IPv6_SIZE |
Maximum size of IP address representation. More... | |
#define | NSAPI_IP_BYTES NSAPI_IPv6_BYTES |
Maximum number of bytes for IP address. More... | |
#define | NSAPI_MAC_SIZE 18 |
Maximum size of MAC address representation. More... | |
#define | NSAPI_MAC_BYTES 6 |
Maximum number of bytes for MAC address. More... | |
#define | NSAPI_IPv4_SIZE 16 |
Size of IPv4 representation. More... | |
#define | NSAPI_IPv4_BYTES 4 |
Number of bytes in IPv4 address. More... | |
#define | NSAPI_IPv6_SIZE 40 |
Size of IPv6 representation. More... | |
#define | NSAPI_IPv6_BYTES 16 |
Number of bytes in IPv6 address. More... | |
Typedefs | |
typedef signed int | nsapi_error_t |
Type used to represent error codes. More... | |
typedef unsigned int | nsapi_size_t |
Type used to represent the size of data passed through sockets. More... | |
typedef signed int | nsapi_size_or_error_t |
Type used to represent either a size or error passed through sockets. More... | |
typedef signed int | nsapi_value_or_error_t |
Type used to represent either a value or error. More... | |
typedef enum nsapi_security | nsapi_security_t |
Enum of encryption types. More... | |
typedef struct nsapi_addr | nsapi_addr_t |
IP address structure for passing IP addresses by value. More... | |
typedef void * | nsapi_socket_t |
Opaque handle for network sockets. More... | |
typedef struct nsapi_wifi_ap | nsapi_wifi_ap_t |
nsapi_wifi_ap structure More... | |
typedef struct nsapi_stack | nsapi_stack_t |
nsapi_stack structure More... | |
typedef struct nsapi_ip_mreq | nsapi_ip_mreq_t |
nsapi_ip_mreq structure More... | |
typedef struct nsapi_latency_req | nsapi_latency_req_t |
nsapi_latency_req structure More... | |
typedef struct nsapi_stagger_req | nsapi_stagger_req_t |
nsapi_stagger_req structure More... | |
typedef struct nsapi_msghdr | nsapi_msghdr_t |
Header structure for control info. More... | |
typedef struct nsapi_pktinfo | nsapi_pktinfo_t |
nsapi_pktinfo structure More... | |
typedef struct nsapi_stack_api | nsapi_stack_api_t |
nsapi_stack_api structure More... | |
Functions | |
NetworkStack * | nsapi_create_stack (nsapi_stack_t *stack) |
Convert a raw nsapi_stack_t object into a C++ NetworkStack object. More... | |
nsapi_error_t | nsapi_dns_query (NetworkStack *stack, const char *host, SocketAddress *addr, nsapi_version_t version=NSAPI_IPv4) |
Query a domain name server for an IP address of a given hostname. More... | |
nsapi_error_t | nsapi_dns_query (NetworkStack *stack, const char *host, SocketAddress *addr, const char *interface_name, nsapi_version_t version=NSAPI_IPv4) |
Query a domain name server for an IP address of a given hostname using Network interface name. More... | |
nsapi_error_t | nsapi_dns_query_async (NetworkStack *stack, const char *host, NetworkStack::hostbyname_cb_t callback, NetworkStack::call_in_callback_cb_t call_in_cb, nsapi_version_t version=NSAPI_IPv4) |
Query a domain name server for an IP address of a given hostname. More... | |
nsapi_error_t | nsapi_dns_query_async (NetworkStack *stack, const char *host, NetworkStack::hostbyname_cb_t callback, NetworkStack::call_in_callback_cb_t call_in_cb, const char *interface_name, nsapi_version_t version=NSAPI_IPv4) |
Query a domain name server for an IP address of a given hostname using Network interface name. More... | |
nsapi_error_t | nsapi_dns_query (nsapi_stack_t *stack, const char *host, nsapi_addr_t *addr, nsapi_version_t version=NSAPI_IPv4) |
Query a domain name server for an IP address of a given hostname (asynchronous) More... | |
template<typename S > | |
nsapi_error_t | nsapi_dns_query (S *stack, const char *host, SocketAddress *addr, nsapi_version_t version=NSAPI_IPv4) |
Query a domain name server for an IP address of a given hostname. More... | |
nsapi_size_or_error_t | nsapi_dns_query_multiple (NetworkStack *stack, const char *host, SocketAddress *addr, nsapi_size_t addr_count, const char *interface_name, nsapi_version_t version=NSAPI_IPv4) |
Query a domain name server for multiple IP address of a given hostname. More... | |
nsapi_size_or_error_t | nsapi_dns_query_multiple_async (NetworkStack *stack, const char *host, NetworkStack::hostbyname_cb_t callback, nsapi_size_t addr_count, NetworkStack::call_in_callback_cb_t call_in_cb, const char *interface_name, nsapi_version_t version=NSAPI_IPv4) |
Query a domain name server for an IP address of a given hostname (asynchronous) More... | |
nsapi_size_or_error_t | nsapi_dns_query_multiple (nsapi_stack_t *stack, const char *host, nsapi_addr_t *addr, nsapi_size_t addr_count, const char *interface_name, nsapi_version_t version=NSAPI_IPv4) |
Query a domain name server for multiple IP address of a given hostname. More... | |
template<typename S > | |
nsapi_size_or_error_t | nsapi_dns_query_multiple (S *stack, const char *host, SocketAddress *addr, nsapi_size_t addr_count, nsapi_version_t version=NSAPI_IPv4) |
Query a domain name server for multiple IP address of a given hostname. More... | |
nsapi_error_t | nsapi_dns_query_async_cancel (nsapi_size_or_error_t id) |
Cancels asynchronous hostname translation. More... | |
void | nsapi_dns_call_in_set (NetworkStack::call_in_callback_cb_t callback) |
Set a call in callback. More... | |
void | nsapi_dns_reset () |
nsapi_dns_reset Resets all internal states and frees reserved memory, see NOTE! Can be used to clean up system resources when there is no need for network connections. More... | |
nsapi_error_t | nsapi_dns_add_server (nsapi_addr_t addr, const char *interface_name) |
Add a domain name server to list of servers to query. More... | |
Mbed OS Socket API.
#define NSAPI_INTERFACE_PREFIX_SIZE 2 |
Size of 2 char network interface name from driver.
Definition at line 185 of file nsapi_types.h.
#define NSAPI_INTERFACE_NAME_MAX_SIZE 6 |
Maximum size of network interface name.
Definition at line 189 of file nsapi_types.h.
#define NSAPI_IP_SIZE NSAPI_IPv6_SIZE |
Maximum size of IP address representation.
Definition at line 193 of file nsapi_types.h.
#define NSAPI_IP_BYTES NSAPI_IPv6_BYTES |
Maximum number of bytes for IP address.
Definition at line 197 of file nsapi_types.h.
#define NSAPI_MAC_SIZE 18 |
Maximum size of MAC address representation.
Definition at line 201 of file nsapi_types.h.
#define NSAPI_MAC_BYTES 6 |
Maximum number of bytes for MAC address.
Definition at line 205 of file nsapi_types.h.
#define NSAPI_IPv4_SIZE 16 |
Size of IPv4 representation.
Definition at line 209 of file nsapi_types.h.
#define NSAPI_IPv4_BYTES 4 |
Number of bytes in IPv4 address.
Definition at line 213 of file nsapi_types.h.
#define NSAPI_IPv6_SIZE 40 |
Size of IPv6 representation.
Definition at line 217 of file nsapi_types.h.
#define NSAPI_IPv6_BYTES 16 |
Number of bytes in IPv6 address.
Definition at line 221 of file nsapi_types.h.
typedef signed int nsapi_error_t |
Type used to represent error codes.
This is a separate type from enum nsapi_error to avoid breaking compatibility in type-sensitive overloads
Definition at line 142 of file nsapi_types.h.
typedef unsigned int nsapi_size_t |
Type used to represent the size of data passed through sockets.
Definition at line 146 of file nsapi_types.h.
typedef signed int nsapi_size_or_error_t |
Type used to represent either a size or error passed through sockets.
A valid nsapi_size_or_error_t is either a non-negative size or a negative error code from the nsapi_error_t
Definition at line 153 of file nsapi_types.h.
typedef signed int nsapi_value_or_error_t |
Type used to represent either a value or error.
A valid nsapi_value_or_error_t is either a non-negative value or a negative error code from the nsapi_error_t
Definition at line 160 of file nsapi_types.h.
typedef enum nsapi_security nsapi_security_t |
Enum of encryption types.
The security type specifies a particular security to use when connected to a WiFi network
typedef struct nsapi_addr nsapi_addr_t |
IP address structure for passing IP addresses by value.
typedef void* nsapi_socket_t |
Opaque handle for network sockets.
Definition at line 254 of file nsapi_types.h.
typedef struct nsapi_wifi_ap nsapi_wifi_ap_t |
nsapi_wifi_ap structure
Structure representing a WiFi Access Point
typedef struct nsapi_stack nsapi_stack_t |
nsapi_stack structure
Stack structure representing a specific instance of a stack.
typedef struct nsapi_ip_mreq nsapi_ip_mreq_t |
nsapi_ip_mreq structure
typedef struct nsapi_latency_req nsapi_latency_req_t |
nsapi_latency_req structure
typedef struct nsapi_stagger_req nsapi_stagger_req_t |
nsapi_stagger_req structure
typedef struct nsapi_msghdr nsapi_msghdr_t |
Header structure for control info.
See MsgHeaderIterator.
typedef struct nsapi_pktinfo nsapi_pktinfo_t |
nsapi_pktinfo structure
typedef struct nsapi_stack_api nsapi_stack_api_t |
nsapi_stack_api structure
Common api structure for network stack operations. A network stack can provide a nsapi_stack_api structure filled out with the appropriate implementation.
Unsupported operations can be left as null pointers.
enum nsapi_error |
Enum of standardized error codes.
Valid error codes have negative values and may be returned by any network operation.
Enumerator | |
---|---|
NSAPI_ERROR_OK | no error |
NSAPI_ERROR_WOULD_BLOCK | no data is not available but call is non-blocking |
NSAPI_ERROR_UNSUPPORTED | unsupported functionality |
NSAPI_ERROR_PARAMETER | invalid configuration |
NSAPI_ERROR_NO_CONNECTION | not connected to a network |
NSAPI_ERROR_NO_SOCKET | socket not available for use |
NSAPI_ERROR_NO_ADDRESS | IP address is not known |
NSAPI_ERROR_NO_MEMORY | memory resource not available |
NSAPI_ERROR_NO_SSID | ssid not found |
NSAPI_ERROR_DNS_FAILURE | DNS failed to complete successfully |
NSAPI_ERROR_DHCP_FAILURE | DHCP failed to complete successfully |
NSAPI_ERROR_AUTH_FAILURE | connection to access point failed |
NSAPI_ERROR_DEVICE_ERROR | failure interfacing with the network processor |
NSAPI_ERROR_IN_PROGRESS | operation (eg connect) in progress |
NSAPI_ERROR_ALREADY | operation (eg connect) already in progress |
NSAPI_ERROR_IS_CONNECTED | socket is already connected |
NSAPI_ERROR_CONNECTION_LOST | connection lost |
NSAPI_ERROR_CONNECTION_TIMEOUT | connection timed out |
NSAPI_ERROR_ADDRESS_IN_USE | Address already in use |
NSAPI_ERROR_TIMEOUT | operation timed out |
NSAPI_ERROR_BUSY | device is busy and cannot accept new operation |
Definition at line 84 of file nsapi_types.h.
Enum of connection status types.
Valid error codes have negative values.
Enumerator | |
---|---|
NSAPI_STATUS_LOCAL_UP | local IP address set |
NSAPI_STATUS_GLOBAL_UP | global IP address set |
NSAPI_STATUS_DISCONNECTED | no connection to network |
NSAPI_STATUS_CONNECTING | connecting to network |
Definition at line 115 of file nsapi_types.h.
enum nsapi_event |
Enum of event types.
Event callbacks are accompanied with an event-dependent parameter passed as an intptr_t.
Definition at line 130 of file nsapi_types.h.
enum nsapi_security |
Enum of encryption types.
The security type specifies a particular security to use when connected to a WiFi network
Enumerator | |
---|---|
NSAPI_SECURITY_NONE | open access point |
NSAPI_SECURITY_WEP | phrase conforms to WEP |
NSAPI_SECURITY_WPA | phrase conforms to WPA |
NSAPI_SECURITY_WPA2 | phrase conforms to WPA2 |
NSAPI_SECURITY_WPA_WPA2 | phrase conforms to WPA/WPA2 |
NSAPI_SECURITY_PAP | phrase conforms to PPP authentication context |
NSAPI_SECURITY_CHAP | phrase conforms to PPP authentication context |
NSAPI_SECURITY_EAP_TLS | phrase conforms to EAP-TLS |
NSAPI_SECURITY_PEAP | phrase conforms to PEAP |
NSAPI_SECURITY_WPA2_ENT | phrase conforms to WPA2-AES and WPA-TKIP with enterprise security |
NSAPI_SECURITY_WPA3 | phrase conforms to WPA3 |
NSAPI_SECURITY_WPA3_WPA2 | phrase conforms to WPA3_WPA2 |
NSAPI_SECURITY_UNKNOWN | unknown/unsupported security in scan results |
Definition at line 167 of file nsapi_types.h.
enum nsapi_version |
Enum of IP address versions.
The IP version specifies the type of an IP address.
Enumerator | |
---|---|
NSAPI_UNSPEC | Address is unspecified |
NSAPI_IPv4 | Address is IPv4 |
NSAPI_IPv6 | Address is IPv6 |
Definition at line 229 of file nsapi_types.h.
enum nsapi_protocol |
Enum of socket protocols.
The socket protocol specifies a particular protocol to be used with a newly created socket.
Enumerator | |
---|---|
NSAPI_TCP | Socket is of TCP type |
NSAPI_UDP | Socket is of UDP type |
NSAPI_ICMP | Socket is of ICMP type |
Definition at line 264 of file nsapi_types.h.
enum nsapi_stack_level |
Enum of standardized stack option levels for use with NetworkStack::setstackopt and getstackopt.
Enumerator | |
---|---|
NSAPI_STACK | Stack option level - see nsapi_stack_option_t for options |
Definition at line 275 of file nsapi_types.h.
enum nsapi_stack_option |
Enum of standardized stack option names for level NSAPI_STACK of NetworkStack::setstackopt and getstackopt.
These options may not be supported on all stacks, in which case NSAPI_ERROR_UNSUPPORTED may be returned.
Enumerator | |
---|---|
NSAPI_IPV4_MRU | Sets/gets size of largest IPv4 fragmented datagram to reassemble |
NSAPI_IPV6_MRU | Sets/gets size of largest IPv6 fragmented datagram to reassemble |
Definition at line 287 of file nsapi_types.h.
enum nsapi_socket_level |
Enum of standardized socket option levels for use with Socket::setsockopt and getsockopt.
Enumerator | |
---|---|
NSAPI_SOCKET | Socket option level - see nsapi_socket_option_t for options |
Definition at line 297 of file nsapi_types.h.
enum nsapi_socket_option |
Enum of standardized socket option names for level NSAPI_SOCKET of Socket::setsockopt and getsockopt.
These options may not be supported on all stacks, in which case NSAPI_ERROR_UNSUPPORTED may be returned.
Definition at line 309 of file nsapi_types.h.
Enumerator | |
---|---|
NSAPI_TLSSOCKET_LEVEL | TLSSocket option level - see nsapi_tlssocket_option_t for options |
Definition at line 327 of file nsapi_types.h.
Enumerator | |
---|---|
NSAPI_TLSSOCKET_SET_HOSTNAME | Set host name |
NSAPI_TLSSOCKET_SET_CACERT | Set server CA certificate |
NSAPI_TLSSOCKET_SET_CLCERT | Set client certificate |
NSAPI_TLSSOCKET_SET_CLKEY | Set client key |
NSAPI_TLSSOCKET_ENABLE | Enable TLSSocket |
Definition at line 331 of file nsapi_types.h.
enum nsapi_ip_stack |
Supported IP protocol versions of IP stack.
Definition at line 343 of file nsapi_types.h.
NetworkStack * nsapi_create_stack | ( | nsapi_stack_t * | stack | ) |
Convert a raw nsapi_stack_t object into a C++ NetworkStack object.
stack | Pointer to an object that can be converted to a stack
|
nsapi_error_t nsapi_dns_query | ( | NetworkStack * | stack, |
const char * | host, | ||
SocketAddress * | addr, | ||
nsapi_version_t | version = NSAPI_IPv4 |
||
) |
Query a domain name server for an IP address of a given hostname.
stack | Network stack as target for DNS query |
host | Hostname to resolve |
addr | Destination for the host address |
version | IP version to resolve (defaults to NSAPI_IPv4) |
nsapi_error_t nsapi_dns_query | ( | NetworkStack * | stack, |
const char * | host, | ||
SocketAddress * | addr, | ||
const char * | interface_name, | ||
nsapi_version_t | version = NSAPI_IPv4 |
||
) |
Query a domain name server for an IP address of a given hostname using Network interface name.
stack | Network stack as target for DNS query |
host | Hostname to resolve |
addr | Destination for the host address |
interface_name | If not NULL, only this interface is used to make the DNS query. |
version | IP version to resolve (defaults to NSAPI_IPv4) |
nsapi_error_t nsapi_dns_query_async | ( | NetworkStack * | stack, |
const char * | host, | ||
NetworkStack::hostbyname_cb_t | callback, | ||
NetworkStack::call_in_callback_cb_t | call_in_cb, | ||
nsapi_version_t | version = NSAPI_IPv4 |
||
) |
Query a domain name server for an IP address of a given hostname.
stack | Network stack as target for DNS query |
host | Hostname to resolve |
callback | Callback that is called for result |
version | IP version to resolve (defaults to NSAPI_IPv4) |
call_in_cb | Call-in callback from the network stack (see NetworkStack::call_in_callback_cb_t) |
nsapi_error_t nsapi_dns_query_async | ( | NetworkStack * | stack, |
const char * | host, | ||
NetworkStack::hostbyname_cb_t | callback, | ||
NetworkStack::call_in_callback_cb_t | call_in_cb, | ||
const char * | interface_name, | ||
nsapi_version_t | version = NSAPI_IPv4 |
||
) |
Query a domain name server for an IP address of a given hostname using Network interface name.
stack | Network stack as target for DNS query |
host | Hostname to resolve |
callback | Callback that is called for result |
call_in_cb | Call-in callback from the network stack (see NetworkStack::call_in_callback_cb_t) |
interface_name | If not NULL, only this interface is used to make the DNS query. |
version | IP version to resolve (defaults to NSAPI_IPv4) |
nsapi_error_t nsapi_dns_query | ( | nsapi_stack_t * | stack, |
const char * | host, | ||
nsapi_addr_t * | addr, | ||
nsapi_version_t | version = NSAPI_IPv4 |
||
) |
Query a domain name server for an IP address of a given hostname (asynchronous)
stack | Network stack as target for DNS query |
host | Hostname to resolve |
addr | Destination for the host address |
version | IP version to resolve (defaults to NSAPI_IPv4) |
nsapi_error_t nsapi_dns_query | ( | S * | stack, |
const char * | host, | ||
SocketAddress * | addr, | ||
nsapi_version_t | version = NSAPI_IPv4 |
||
) |
Query a domain name server for an IP address of a given hostname.
stack | Network stack as target for DNS query |
host | Hostname to resolve |
addr | Destination for the host address |
version | IP version to resolve (defaults to NSAPI_IPv4) |
Definition at line 149 of file nsapi_dns.h.
nsapi_size_or_error_t nsapi_dns_query_multiple | ( | NetworkStack * | stack, |
const char * | host, | ||
SocketAddress * | addr, | ||
nsapi_size_t | addr_count, | ||
const char * | interface_name, | ||
nsapi_version_t | version = NSAPI_IPv4 |
||
) |
Query a domain name server for multiple IP address of a given hostname.
stack | Network stack as target for DNS query |
host | Hostname to resolve |
addr | Array for the host addresses |
addr_count | Number of addresses allocated in the array |
interface_name | If not NULL, only this interface is used to make the DNS query. |
version | IP version to resolve (defaults to NSAPI_IPv4) |
nsapi_size_or_error_t nsapi_dns_query_multiple_async | ( | NetworkStack * | stack, |
const char * | host, | ||
NetworkStack::hostbyname_cb_t | callback, | ||
nsapi_size_t | addr_count, | ||
NetworkStack::call_in_callback_cb_t | call_in_cb, | ||
const char * | interface_name, | ||
nsapi_version_t | version = NSAPI_IPv4 |
||
) |
Query a domain name server for an IP address of a given hostname (asynchronous)
stack | Network stack as target for DNS query |
host | Hostname to resolve |
callback | Callback that is called for result |
addr_count | Number of addresses allocated in the array |
call_in_cb | Call-in callback from the network stack (see NetworkStack::call_in_callback_cb_t) |
version | IP version to resolve (defaults to NSAPI_IPv4) |
interface_name | If not NULL, only this interface is used to make the DNS query. |
nsapi_size_or_error_t nsapi_dns_query_multiple | ( | nsapi_stack_t * | stack, |
const char * | host, | ||
nsapi_addr_t * | addr, | ||
nsapi_size_t | addr_count, | ||
const char * | interface_name, | ||
nsapi_version_t | version = NSAPI_IPv4 |
||
) |
Query a domain name server for multiple IP address of a given hostname.
stack | Network stack as target for DNS query |
host | Hostname to resolve |
addr | Array for the host addresses |
addr_count | Number of addresses allocated in the array |
interface_name | If not NULL, only this interface is used to make the DNS query. |
version | IP version to resolve (defaults to NSAPI_IPv4) |
nsapi_size_or_error_t nsapi_dns_query_multiple | ( | S * | stack, |
const char * | host, | ||
SocketAddress * | addr, | ||
nsapi_size_t | addr_count, | ||
nsapi_version_t | version = NSAPI_IPv4 |
||
) |
Query a domain name server for multiple IP address of a given hostname.
stack | Network stack as target for DNS query |
host | Hostname to resolve |
addr | Array for the host addresses |
addr_count | Number of addresses allocated in the array |
version | IP version to resolve (defaults to NSAPI_IPv4) |
Definition at line 217 of file nsapi_dns.h.
nsapi_error_t nsapi_dns_query_async_cancel | ( | nsapi_size_or_error_t | id | ) |
Cancels asynchronous hostname translation.
When translation is cancelled, callback will not be called.
id | Unique id of the hostname translation operation |
void nsapi_dns_call_in_set | ( | NetworkStack::call_in_callback_cb_t | callback | ) |
Set a call in callback.
Can be used to provide an application specific call in callback to DNS resolver. When callback is set it is used instead of stack specific call in callbacks.
callback | Callback |
void nsapi_dns_reset | ( | ) |
nsapi_dns_reset Resets all internal states and frees reserved memory, see NOTE! Can be used to clean up system resources when there is no need for network connections.
NOTE: Does NOT clear asynchronous ongoing operations! Currently only cleans up DNS cache (if used)
nsapi_error_t nsapi_dns_add_server | ( | nsapi_addr_t | addr, |
const char * | interface_name | ||
) |
Add a domain name server to list of servers to query.
addr | Destination for the host address |
interface_name | Currently unused, the server is added for all interfaces. |