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Diffstat (limited to 'mysys/my_gethwaddr.c')
-rw-r--r--mysys/my_gethwaddr.c56
1 files changed, 29 insertions, 27 deletions
diff --git a/mysys/my_gethwaddr.c b/mysys/my_gethwaddr.c
index 38fa0313c5d..c6a7af58f57 100644
--- a/mysys/my_gethwaddr.c
+++ b/mysys/my_gethwaddr.c
@@ -102,47 +102,49 @@ err:
}
#elif defined(__WIN__)
-
-/* Workaround for BUG#32082 (Definition of VOID in my_global.h conflicts with
-windows headers) */
-#ifdef VOID
-#undef VOID
-#define VOID void
-#endif
+
+/*
+ Workaround for BUG#32082 (Definition of VOID in my_global.h conflicts with
+ windows headers)
+*/
+#ifdef VOID
+#undef VOID
+#define VOID void
+#endif
#include <iphlpapi.h>
-/*
- The following typedef is for dynamically loading
- iphlpapi.dll / GetAdaptersAddresses. Dynamic loading is
- used because GetAdaptersAddresses is not available on Windows 2000
- which MySQL still supports. Static linking would cause an unresolved export.
+/*
+ The following typedef is for dynamically loading iphlpapi.dll /
+ GetAdaptersAddresses. Dynamic loading is used because
+ GetAdaptersAddresses is not available on Windows 2000 which MySQL
+ still supports. Static linking would cause an unresolved export.
*/
typedef DWORD (WINAPI *pfnGetAdaptersAddresses)(IN ULONG Family,
IN DWORD Flags,IN PVOID Reserved,
- OUT PIP_ADAPTER_ADDRESSES pAdapterAddresses,
+ OUT PIP_ADAPTER_ADDRESSES pAdapterAddresses,
IN OUT PULONG pOutBufLen);
/*
- my_gethwaddr - Windows version
+ my_gethwaddr - Windows version
@brief Retrieve MAC address from network hardware
-
+
@param[out] to MAC address exactly six bytes
-
+
@return Operation status
@retval 0 OK
- @retval <>0 FAILED
+ @retval <>0 FAILED
*/
my_bool my_gethwaddr(uchar *to)
-{
+{
PIP_ADAPTER_ADDRESSES pAdapterAddresses;
PIP_ADAPTER_ADDRESSES pCurrAddresses;
IP_ADAPTER_ADDRESSES adapterAddresses;
ULONG address_len;
- my_bool return_val= 1;
- static pfnGetAdaptersAddresses fnGetAdaptersAddresses=
- (pfnGetAdaptersAddresses)-1;
+ my_bool return_val= 1;
+ static pfnGetAdaptersAddresses fnGetAdaptersAddresses=
+ (pfnGetAdaptersAddresses)-1;
if(fnGetAdaptersAddresses == (pfnGetAdaptersAddresses)-1)
{
@@ -156,7 +158,7 @@ my_bool my_gethwaddr(uchar *to)
address_len= sizeof (IP_ADAPTER_ADDRESSES);
/* Get the required size for the address data. */
- if (fnGetAdaptersAddresses(AF_UNSPEC, 0, 0, &adapterAddresses, &address_len)
+ if (fnGetAdaptersAddresses(AF_UNSPEC, 0, 0, &adapterAddresses, &address_len)
== ERROR_BUFFER_OVERFLOW)
{
pAdapterAddresses= my_malloc(address_len, 0);
@@ -167,29 +169,29 @@ my_bool my_gethwaddr(uchar *to)
pAdapterAddresses= &adapterAddresses; /* one is enough don't alloc */
/* Get the hardware info. */
- if (fnGetAdaptersAddresses(AF_UNSPEC, 0, 0, pAdapterAddresses, &address_len)
+ if (fnGetAdaptersAddresses(AF_UNSPEC, 0, 0, pAdapterAddresses, &address_len)
== NO_ERROR)
{
pCurrAddresses= pAdapterAddresses;
- while (pCurrAddresses)
+ while (pCurrAddresses)
{
/* Look for ethernet cards. */
if (pCurrAddresses->IfType == IF_TYPE_ETHERNET_CSMACD)
{
/* check for a good address */
if (pCurrAddresses->PhysicalAddressLength < 6)
- continue; /* bad address */
+ continue; /* bad address */
/* save 6 bytes of the address in the 'to' parameter */
memcpy(to, pCurrAddresses->PhysicalAddress, 6);
/* Network card found, we're done. */
return_val= 0;
- break;
+ break;
}
pCurrAddresses= pCurrAddresses->Next;
- }
+ }
}
/* Clean up memory allocation. */