diff options
Diffstat (limited to 'mysql/mysys/my_gethwaddr.c')
| -rw-r--r-- | mysql/mysys/my_gethwaddr.c | 259 |
1 files changed, 0 insertions, 259 deletions
diff --git a/mysql/mysys/my_gethwaddr.c b/mysql/mysys/my_gethwaddr.c deleted file mode 100644 index 5b48e5b..0000000 --- a/mysql/mysys/my_gethwaddr.c +++ /dev/null @@ -1,259 +0,0 @@ -/* Copyright (c) 2004, 2016, Oracle and/or its affiliates. All rights reserved. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; version 2 of the License. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ - -/* get hardware address for an interface */ -/* if there are many available, any non-zero one can be used */ - -#include "mysys_priv.h" -#include "my_sys.h" -#include <m_string.h> - -#ifndef MAIN - -#ifdef __FreeBSD__ - -#include <net/ethernet.h> -#include <sys/sysctl.h> -#include <net/route.h> -#include <net/if.h> -#include <net/if_dl.h> - -my_bool my_gethwaddr(uchar *to) -{ - size_t len; - char *buf, *next, *end; - struct if_msghdr *ifm; - struct sockaddr_dl *sdl; - int res=1, mib[6]={CTL_NET, AF_ROUTE, 0, AF_LINK, NET_RT_IFLIST, 0}; - char zero_array[ETHER_ADDR_LEN] = {0}; - - if (sysctl(mib, 6, NULL, &len, NULL, 0) == -1) - goto err; - if (!(buf = alloca(len))) - goto err; - if (sysctl(mib, 6, buf, &len, NULL, 0) < 0) - goto err; - - end = buf + len; - - for (next = buf ; res && next < end ; next += ifm->ifm_msglen) - { - ifm = (struct if_msghdr *)next; - if (ifm->ifm_type == RTM_IFINFO) - { - sdl= (struct sockaddr_dl *)(ifm + 1); - memcpy(to, LLADDR(sdl), ETHER_ADDR_LEN); - res= memcmp(to, zero_array, ETHER_ADDR_LEN) ? 0 : 1; - } - } - -err: - return res; -} - -#elif __linux__ - -#include <net/if.h> -#include <sys/ioctl.h> -#include <net/ethernet.h> - -#define MAX_IFS 64 - -my_bool my_gethwaddr(uchar *to) -{ - int fd= -1; - int res= 1; - struct ifreq ifr; - struct ifreq ifs[MAX_IFS]; - struct ifreq *ifri= NULL; - struct ifreq *ifend= NULL; - - char zero_array[ETHER_ADDR_LEN] = {0}; - struct ifconf ifc; - - fd = socket(AF_INET, SOCK_DGRAM, 0); - if (fd < 0) - return 1; - - /* Retrieve interfaces */ - ifc.ifc_len= sizeof(ifs); - ifc.ifc_req= ifs; - if (ioctl(fd, SIOCGIFCONF, &ifc) < 0) - { - close(fd); - return 1; - } - - /* Initialize out parameter */ - memcpy(to, zero_array, ETHER_ADDR_LEN); - - /* Calculate first address after array */ - ifend= ifs + (ifc.ifc_len / sizeof(struct ifreq)); - - /* Loop over all interfaces */ - for (ifri= ifc.ifc_req; ifri < ifend; ifri++) - { - if (ifri->ifr_addr.sa_family == AF_INET) - { - /* Reset struct, copy interface name */ - memset(&ifr, 0, sizeof(ifr)); - strncpy(ifr.ifr_name, ifri->ifr_name, sizeof(ifr.ifr_name)); - - /* Get HW address, break if not 0 */ - if (ioctl(fd, SIOCGIFHWADDR, &ifr) >= 0) - { - memcpy(to, &ifr.ifr_hwaddr.sa_data, ETHER_ADDR_LEN); - if (memcmp(to, zero_array, ETHER_ADDR_LEN)) - { - res= 0; - break; - } - } - } - } - close(fd); - return res; -} - -#elif defined(_WIN32) - -/* - 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. -*/ -typedef DWORD (WINAPI *pfnGetAdaptersAddresses)(IN ULONG Family, - IN DWORD Flags,IN PVOID Reserved, - OUT PIP_ADAPTER_ADDRESSES pAdapterAddresses, - IN OUT PULONG pOutBufLen); - -/* - 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 -*/ -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; - - if(fnGetAdaptersAddresses == (pfnGetAdaptersAddresses)-1) - { - /* Get the function from the DLL */ - fnGetAdaptersAddresses= (pfnGetAdaptersAddresses) - GetProcAddress(LoadLibrary("iphlpapi.dll"), - "GetAdaptersAddresses"); - } - if (!fnGetAdaptersAddresses) - return 1; /* failed to get function */ - address_len= sizeof (IP_ADAPTER_ADDRESSES); - - /* Get the required size for the address data. */ - if (fnGetAdaptersAddresses(AF_UNSPEC, 0, 0, &adapterAddresses, &address_len) - == ERROR_BUFFER_OVERFLOW) - { - pAdapterAddresses= my_malloc(key_memory_win_IP_ADAPTER_ADDRESSES, - address_len, 0); - if (!pAdapterAddresses) - return 1; /* error, alloc failed */ - } - else - pAdapterAddresses= &adapterAddresses; /* one is enough don't alloc */ - - /* Get the hardware info. */ - if (fnGetAdaptersAddresses(AF_UNSPEC, 0, 0, pAdapterAddresses, &address_len) - == NO_ERROR) - { - pCurrAddresses= pAdapterAddresses; - - 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 */ - - /* 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; - } - pCurrAddresses= pCurrAddresses->Next; - } - } - - /* Clean up memory allocation. */ - if (pAdapterAddresses != &adapterAddresses) - my_free(pAdapterAddresses); - - return return_val; -} - -#else /* __FreeBSD__ || __linux__ || _WIN32 */ -/* just fail */ -my_bool my_gethwaddr(uchar *to MY_ATTRIBUTE((unused))) -{ - return 1; -} -#endif - -#else /* MAIN */ -int main(int argc MY_ATTRIBUTE((unused)),char **argv) -{ - uchar mac[6]; - uint i; - MY_INIT(argv[0]); - if (my_gethwaddr(mac)) - { - printf("my_gethwaddr failed with errno %d\n", errno); - exit(1); - } - for (i=0; i < sizeof(mac); i++) - { - if (i) printf(":"); - printf("%02x", mac[i]); - } - printf("\n"); - return 0; -} -#endif - |