45 lines
2.8 KiB
C
45 lines
2.8 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ This program is free software; you can redistribute it and/or modify │
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│ it under the terms of the GNU General Public License as published by │
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│ the Free Software Foundation; version 2 of the License. │
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│ │
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│ This program is distributed in the hope that it will be useful, but │
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│ WITHOUT ANY WARRANTY; without even the implied warranty of │
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│ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU │
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│ General Public License for more details. │
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│ │
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│ You should have received a copy of the GNU General Public License │
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│ along with this program; if not, write to the Free Software │
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│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
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│ 02110-1301 USA │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/calls/internal.h"
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#include "libc/nt/privilege.h"
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#include "libc/nt/struct/tokenprivileges.h"
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/**
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* Sets NT permission thing, e.g.
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*
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* int64_t htoken;
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* if (OpenProcessToken(GetCurrentProcess(),
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* kNtTokenAdjustPrivileges | kNtTokenQuery,
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* &htoken)) {
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* ntsetprivilege(htoken, u"SeManageVolumePrivilege",
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* kNtSePrivilegeEnabled);
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* CloseHandle(htoken);
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* }
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*/
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textwindows bool32 ntsetprivilege(int64_t token, const char16_t *name,
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uint32_t attrs) {
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struct NtTokenPrivileges tp;
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tp.PrivilegeCount = 1;
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tp.Privileges[0].Attributes = attrs;
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return LookupPrivilegeValue(NULL, name, &tp.Privileges[0].Luid) &&
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AdjustTokenPrivileges(token, false, &tp,
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sizeof(struct NtTokenPrivileges), NULL, NULL);
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}
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