mirror of
https://github.com/kunkundi/crossdesk.git
synced 2025-10-26 12:15:34 +08:00
101 lines
2.5 KiB
C++
101 lines
2.5 KiB
C++
#include "platform.h"
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#include "log.h"
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#ifdef _WIN32
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#include <Winsock2.h>
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#include <iphlpapi.h>
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#elif __APPLE__
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#include <ifaddrs.h>
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#include <net/if_dl.h>
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#include <net/if_types.h>
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#include <sys/socket.h>
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#include <sys/types.h>
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#elif __linux__
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#include <fcntl.h>
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#include <net/if.h>
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#include <sys/ioctl.h>
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#include <sys/socket.h>
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#include <unistd.h>
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#endif
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std::string GetMac() {
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char mac_addr[16];
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int len = 0;
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#ifdef _WIN32
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IP_ADAPTER_INFO adapterInfo[16];
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DWORD bufferSize = sizeof(adapterInfo);
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DWORD result = GetAdaptersInfo(adapterInfo, &bufferSize);
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if (result == ERROR_SUCCESS) {
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PIP_ADAPTER_INFO adapter = adapterInfo;
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while (adapter) {
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for (UINT i = 0; i < adapter->AddressLength; i++) {
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len += sprintf(mac_addr + len, "%.2X", adapter->Address[i]);
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}
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break;
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}
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}
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#elif __APPLE__
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std::string if_name = "en0";
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struct ifaddrs *addrs;
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struct ifaddrs *cursor;
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const struct sockaddr_dl *dlAddr;
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if (!getifaddrs(&addrs)) {
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cursor = addrs;
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while (cursor != 0) {
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const struct sockaddr_dl *socAddr =
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(const struct sockaddr_dl *)cursor->ifa_addr;
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if ((cursor->ifa_addr->sa_family == AF_LINK) &&
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(socAddr->sdl_type == IFT_ETHER) &&
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strcmp(if_name.c_str(), cursor->ifa_name) == 0) {
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dlAddr = (const struct sockaddr_dl *)cursor->ifa_addr;
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const unsigned char *base =
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(const unsigned char *)&dlAddr->sdl_data[dlAddr->sdl_nlen];
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for (int i = 0; i < dlAddr->sdl_alen; i++) {
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len += sprintf(mac_addr + len, "%.2X", base[i]);
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}
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}
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cursor = cursor->ifa_next;
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}
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freeifaddrs(addrs);
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}
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#elif __linux__
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int sock = socket(AF_INET, SOCK_DGRAM, 0);
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if (sock < 0) {
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return "";
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}
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struct ifreq ifr;
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struct ifconf ifc;
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char buf[1024];
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ifc.ifc_len = sizeof(buf);
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ifc.ifc_buf = buf;
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if (ioctl(sock, SIOCGIFCONF, &ifc) < 0) {
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close(sock);
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return "";
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}
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struct ifreq *it = ifc.ifc_req;
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const struct ifreq *const end = it + (ifc.ifc_len / sizeof(struct ifreq));
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for (; it != end; ++it) {
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std::strcpy(ifr.ifr_name, it->ifr_name);
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if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
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continue;
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}
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if (ifr.ifr_flags & IFF_LOOPBACK) {
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continue;
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}
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if (ioctl(sock, SIOCGIFHWADDR, &ifr) < 0) {
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continue;
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}
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std::string mac_address;
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for (int i = 0; i < 6; ++i) {
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len += sprintf(mac_addr + len, "%.2X", ifr.ifr_hwaddr.sa_data[i] & 0xff);
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}
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break;
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}
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close(sock);
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#endif
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return mac_addr;
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} |