| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | #include "../libnetdata.h" |
| 4 | |
| 5 | #if defined(OS_WINDOWS) |
| 6 | long netdata_registry_get_dword_from_open_key(unsigned int *out, void *lKey, char *name) |
| 7 | { |
| 8 | DWORD length = 260; |
| 9 | return RegQueryValueEx(lKey, name, NULL, NULL, (LPBYTE) out, &length); |
| 10 | } |
| 11 | |
| 12 | bool netdata_registry_get_dword(unsigned int *out, void *hKey, char *subKey, char *name) |
| 13 | { |
| 14 | HKEY lKey; |
| 15 | bool status = true; |
| 16 | long ret = RegOpenKeyEx(hKey, |
| 17 | subKey, |
| 18 | 0, |
| 19 | KEY_READ, |
| 20 | &lKey); |
| 21 | if (ret != ERROR_SUCCESS) |
| 22 | return false; |
| 23 | |
| 24 | ret = netdata_registry_get_dword_from_open_key(out, lKey, name); |
| 25 | if (ret != ERROR_SUCCESS) |
| 26 | status = false; |
| 27 | |
| 28 | RegCloseKey(lKey); |
| 29 | |
| 30 | return status; |
| 31 | } |
| 32 | |
| 33 | long netdata_registry_get_string_from_open_key(char *out, unsigned int length, void *lKey, char *name) |
| 34 | { |
| 35 | return RegQueryValueEx(lKey, name, NULL, NULL, (LPBYTE) out, &length); |
| 36 | } |
| 37 | |
| 38 | bool netdata_registry_get_string(char *out, unsigned int length, void *hKey, char *subKey, char *name) |
| 39 | { |
| 40 | HKEY lKey; |
| 41 | bool status = true; |
| 42 | long ret = RegOpenKeyEx(hKey, |
| 43 | subKey, |
| 44 | 0, |
| 45 | KEY_READ, |
| 46 | &lKey); |
| 47 | if (ret != ERROR_SUCCESS) |
| 48 | return false; |
| 49 | |
| 50 | ret = netdata_registry_get_string_from_open_key(out, length, lKey, name); |
| 51 | if (ret != ERROR_SUCCESS) |
| 52 | status = false; |
| 53 | |
| 54 | RegCloseKey(lKey); |
| 55 | |
| 56 | return status; |
| 57 | } |
| 58 | |
| 59 | bool EnableWindowsPrivilege(const char *privilegeName) { |
| 60 | HANDLE hToken; |
| 61 | LUID luid; |
| 62 | TOKEN_PRIVILEGES tkp; |
| 63 | |
| 64 | // Open the process token with appropriate access rights |
| 65 | if (!OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken)) |
| 66 | return false; |
| 67 | |
| 68 | // Lookup the LUID for the specified privilege |
| 69 | if (!LookupPrivilegeValue(NULL, privilegeName, &luid)) { |
| 70 | CloseHandle(hToken); // Close the token handle before returning |
| 71 | return false; |
| 72 | } |
| 73 | |
| 74 | // Set up the TOKEN_PRIVILEGES structure |
| 75 | tkp.PrivilegeCount = 1; |
| 76 | tkp.Privileges[0].Luid = luid; |
| 77 | tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; |
| 78 | |
| 79 | // Adjust the token's privileges |
| 80 | if (!AdjustTokenPrivileges(hToken, FALSE, &tkp, sizeof(tkp), NULL, NULL)) { |
| 81 | CloseHandle(hToken); // Close the token handle before returning |
| 82 | return false; |
| 83 | } |
| 84 | |
| 85 | // Check if AdjustTokenPrivileges succeeded |
| 86 | if (GetLastError() == ERROR_NOT_ALL_ASSIGNED) { |
| 87 | CloseHandle(hToken); // Close the token handle before returning |
| 88 | return false; |
| 89 | } |
| 90 | |
| 91 | // Close the handle to the token after success |
| 92 | CloseHandle(hToken); |
| 93 | |
| 94 | return true; |
| 95 | } |
| 96 | |
| 97 | #endif |