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195 lines (169 loc) · 6.72 KB
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// ABI probe: prints sizeof/offsetof/enum values from the actual MinGW Windows
// headers on this machine. These numbers are the source of truth for the
// koffi FFI definitions in the Node.js port.
#include <Windows.h>
#include <sddl.h>
#include <AclAPI.h>
#include <cstdio>
#include <cstddef>
#define P(expr) printf("%-52s = %llu\n", #expr, (unsigned long long)(expr))
int wmain()
{
P(sizeof(void*));
P(sizeof(HANDLE));
P(sizeof(DWORD));
P(sizeof(WORD));
P(sizeof(BOOL));
P(sizeof(STARTUPINFOW));
P(offsetof(STARTUPINFOW, cb));
P(offsetof(STARTUPINFOW, lpReserved));
P(offsetof(STARTUPINFOW, lpDesktop));
P(offsetof(STARTUPINFOW, lpTitle));
P(offsetof(STARTUPINFOW, dwX));
P(offsetof(STARTUPINFOW, dwY));
P(offsetof(STARTUPINFOW, dwXSize));
P(offsetof(STARTUPINFOW, dwYSize));
P(offsetof(STARTUPINFOW, dwXCountChars));
P(offsetof(STARTUPINFOW, dwYCountChars));
P(offsetof(STARTUPINFOW, dwFillAttribute));
P(offsetof(STARTUPINFOW, dwFlags));
P(offsetof(STARTUPINFOW, wShowWindow));
P(offsetof(STARTUPINFOW, cbReserved2));
P(offsetof(STARTUPINFOW, lpReserved2));
P(offsetof(STARTUPINFOW, hStdInput));
P(offsetof(STARTUPINFOW, hStdOutput));
P(offsetof(STARTUPINFOW, hStdError));
P(sizeof(PROCESS_INFORMATION));
P(offsetof(PROCESS_INFORMATION, hProcess));
P(offsetof(PROCESS_INFORMATION, hThread));
P(offsetof(PROCESS_INFORMATION, dwProcessId));
P(offsetof(PROCESS_INFORMATION, dwThreadId));
P(sizeof(SECURITY_ATTRIBUTES));
P(offsetof(SECURITY_ATTRIBUTES, nLength));
P(offsetof(SECURITY_ATTRIBUTES, lpSecurityDescriptor));
P(offsetof(SECURITY_ATTRIBUTES, bInheritHandle));
P(sizeof(TRUSTEE_W));
P(offsetof(TRUSTEE_W, pMultipleTrustee));
P(offsetof(TRUSTEE_W, MultipleTrusteeOperation));
P(offsetof(TRUSTEE_W, TrusteeForm));
P(offsetof(TRUSTEE_W, TrusteeType));
P(offsetof(TRUSTEE_W, ptstrName));
P(sizeof(EXPLICIT_ACCESS_W));
P(offsetof(EXPLICIT_ACCESS_W, grfAccessPermissions));
P(offsetof(EXPLICIT_ACCESS_W, grfAccessMode));
P(offsetof(EXPLICIT_ACCESS_W, grfInheritance));
P(offsetof(EXPLICIT_ACCESS_W, Trustee));
P(sizeof(SID_AND_ATTRIBUTES));
P(offsetof(SID_AND_ATTRIBUTES, Sid));
P(offsetof(SID_AND_ATTRIBUTES, Attributes));
P(sizeof(TOKEN_GROUPS));
P(offsetof(TOKEN_GROUPS, GroupCount));
P(offsetof(TOKEN_GROUPS, Groups));
P(sizeof(TOKEN_MANDATORY_LABEL));
P(sizeof(SID));
P(SECURITY_MAX_SID_SIZE);
P(SID_MAX_SUB_AUTHORITIES);
P(SID_REVISION);
P(TOKEN_ASSIGN_PRIMARY);
P(TOKEN_DUPLICATE);
P(TOKEN_QUERY);
P(TOKEN_ADJUST_DEFAULT);
P(SE_GROUP_LOGON_ID);
P(SE_GROUP_INTEGRITY);
P(SE_GROUP_INTEGRITY_ENABLED);
P(FILE_GENERIC_WRITE);
P((FILE_GENERIC_WRITE & ~STANDARD_RIGHTS_WRITE));
P(STANDARD_RIGHTS_WRITE);
P(DELETE);
P(FILE_DELETE_CHILD);
P(((FILE_GENERIC_WRITE | DELETE | FILE_DELETE_CHILD) & ~STANDARD_RIGHTS_WRITE));
P(FILE_SHARE_READ);
P(FILE_SHARE_WRITE);
P(FILE_SHARE_DELETE);
P(GENERIC_READ);
P(GENERIC_WRITE);
P(OPEN_ALWAYS);
P(LOCKFILE_EXCLUSIVE_LOCK);
P(LOCKFILE_FAIL_IMMEDIATELY);
P(ERROR_LOCK_VIOLATION);
P(INHERITED_ACE);
P(DISABLE_MAX_PRIVILEGE);
P(SANDBOX_INERT);
P(LUA_TOKEN);
P(WRITE_RESTRICTED);
P((int)WinWorldSid);
P((int)WinLocalLogonSid);
P((int)WinConsoleLogonSid);
P((int)TokenUser);
P((int)TokenGroups);
P((int)TokenIntegrityLevel);
P((int)SE_FILE_OBJECT);
P(DACL_SECURITY_INFORMATION);
P((int)TRUSTEE_IS_UNKNOWN);
P((int)TRUSTEE_IS_SID);
P((int)NOT_USED_ACCESS);
P((int)GRANT_ACCESS);
P((int)REVOKE_ACCESS);
P(SUB_CONTAINERS_AND_OBJECTS_INHERIT);
P(OBJECT_INHERIT_ACE);
P(CONTAINER_INHERIT_ACE);
P(CREATE_SUSPENDED);
P(CREATE_NO_WINDOW);
P(DETACHED_PROCESS);
P(CREATE_NEW_CONSOLE);
P(STARTF_USESTDHANDLES);
P(HANDLE_FLAG_INHERIT);
P(INFINITE);
P(LMEM_FIXED);
P(LMEM_ZEROINIT);
P(LPTR);
P(FORMAT_MESSAGE_ALLOCATE_BUFFER);
P(FORMAT_MESSAGE_FROM_SYSTEM);
P(FORMAT_MESSAGE_IGNORE_INSERTS);
P(MAX_PATH);
P(ERROR_SUCCESS);
P(ERROR_INSUFFICIENT_BUFFER);
P(ERROR_NO_MORE_ITEMS);
P(ERROR_INVALID_PARAMETER);
P(ERROR_INVALID_SID);
P(ERROR_NONE_MAPPED);
P(ERROR_BROKEN_PIPE);
// Job object (runner kill-on-close hardening)
P(sizeof(JOBOBJECT_EXTENDED_LIMIT_INFORMATION));
P(sizeof(JOBOBJECT_BASIC_LIMIT_INFORMATION));
P(sizeof(IO_COUNTERS));
P(offsetof(JOBOBJECT_EXTENDED_LIMIT_INFORMATION, BasicLimitInformation));
P(offsetof(JOBOBJECT_EXTENDED_LIMIT_INFORMATION, BasicLimitInformation) + offsetof(JOBOBJECT_BASIC_LIMIT_INFORMATION, LimitFlags));
P(offsetof(JOBOBJECT_EXTENDED_LIMIT_INFORMATION, ProcessMemoryLimit));
P((int)JobObjectExtendedLimitInformation);
P(JOB_OBJECT_LIMIT_KILL_ON_JOB_CLOSE);
// static assertions for the values the koffi module will hardcode
static_assert(sizeof(STARTUPINFOW) == 104, "STARTUPINFOW size");
static_assert(sizeof(PROCESS_INFORMATION) == 24, "PROCESS_INFORMATION size");
static_assert(sizeof(SECURITY_ATTRIBUTES) == 24, "SECURITY_ATTRIBUTES size");
static_assert(sizeof(EXPLICIT_ACCESS_W) == 48, "EXPLICIT_ACCESS_W size");
static_assert(sizeof(TRUSTEE_W) == 32, "TRUSTEE_W size");
static_assert(sizeof(SID_AND_ATTRIBUTES) == 16, "SID_AND_ATTRIBUTES size");
static_assert(SECURITY_MAX_SID_SIZE == 68, "SECURITY_MAX_SID_SIZE");
static_assert(TOKEN_QUERY == 0x8 && TOKEN_DUPLICATE == 0x2 && TOKEN_ADJUST_DEFAULT == 0x80 && TOKEN_ASSIGN_PRIMARY == 0x1, "token rights");
static_assert(SE_GROUP_LOGON_ID == 0xC0000000, "logon id attr");
static_assert(FILE_GENERIC_WRITE == 0x120116, "generic write");
static_assert((FILE_GENERIC_WRITE & ~STANDARD_RIGHTS_WRITE) == 0x100116, "poc grant mask");
static_assert(DELETE == 0x10000 && FILE_DELETE_CHILD == 0x40, "delete rights");
static_assert(((FILE_GENERIC_WRITE | DELETE | FILE_DELETE_CHILD) & ~STANDARD_RIGHTS_WRITE) == 0x110156, "sandbox grant mask");
static_assert(FILE_SHARE_READ == 0x1 && FILE_SHARE_WRITE == 0x2 && FILE_SHARE_DELETE == 0x4, "share modes");
static_assert(OPEN_ALWAYS == 4, "open always");
static_assert(LOCKFILE_EXCLUSIVE_LOCK == 0x2 && LOCKFILE_FAIL_IMMEDIATELY == 0x1, "lockfile flags");
static_assert(ERROR_LOCK_VIOLATION == 33, "lock violation");
static_assert(INHERITED_ACE == 0x10, "inherited ace flag");
static_assert(GRANT_ACCESS == 1 && REVOKE_ACCESS == 4, "access modes");
static_assert(SUB_CONTAINERS_AND_OBJECTS_INHERIT == 0x3, "inheritance");
static_assert(CREATE_NO_WINDOW == 0x08000000, "create no window");
static_assert(STARTF_USESTDHANDLES == 0x100, "std handles flag");
static_assert(sizeof(JOBOBJECT_EXTENDED_LIMIT_INFORMATION) == 144, "job extended limit size");
static_assert(offsetof(JOBOBJECT_EXTENDED_LIMIT_INFORMATION, BasicLimitInformation) + offsetof(JOBOBJECT_BASIC_LIMIT_INFORMATION, LimitFlags) == 16, "job LimitFlags offset");
static_assert(JOB_OBJECT_LIMIT_KILL_ON_JOB_CLOSE == 0x2000, "kill on job close flag");
static_assert(JobObjectExtendedLimitInformation == 9, "extended limit class");
printf("\nstatic_asserts passed\n");
return 0;
}