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Chapter 7 — Programming

166 CN2B Mobile Computer User’s Manual

GetMac()

Call this function to get the MAC address of the 802.11b/g radio.

Syntax UINT GetMac( TCHAR * );

Parameters Pointer to a character array, which is populated with the MAC

address after a successful call.

Return Values ERROR_SUCCESS when successful, ERR_QUERY_FAILED when

the query failed, or ERR_CONNECT_FAILED if a connection with

the radio failed.

Remarks If ERROR_SUCCESS is returned, your TCHAR array is populated

with the formatted MAC address of the adapter, as follows:

xx-xx-

xx-xx-xx-xx

Definitions #ifdef DYNAMIC_LOADING

typedef UINT (*PFN_GetMac)(TCHAR *);

#else

UINT GetMac(TCHAR *);

#endif

Note: Be sure to call RadioConnect() before calling this function for this

function to work properly.

GetNetworkMode()

Call this function to get the current Network Mode (SSID) for the

802.11b/g radio.

Syntax UINT GetNetworkMode( ULONG & );

Parameters NDIS_NET_MODE_IBSS 802.11 Ad-Hoc Mode.

NDIS_NET_MODE_ESS 802.11 Infrastructure Mode.

NDIS_NET_MODE_UNKNOWN Anything Else/Unknown Error

NDIS_NET_AUTO_UNKNOWN Automatic Selection. Use of this option is not

supported or recommended.

NDIS_NET_TYPE_OFDM_5G 5 Gigahertz 54 Mbps

NDIS_NET_TYPE_OFDM_2_4G 802.11 2.4 Gigahertz

Return Values ERROR_SUCCESS when successful, ERR_QUERY_FAILED when the query failed, or

ERR_CONNECT_FAILED if a connection with the radio failed.

Remarks If ERROR_SUCCESS is returned, your ULONG reference is populated with one of the parameters

listed above.

Definitions #ifdef DYNAMIC_LOADING

typedef UINT (*PFN_GetNetworkMode)(ULONG &);

#else

UINT GetNetworkMode(ULONG &);

#endif

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Intermec CN2B Manual de usuario Pagina 184