4 * This file contains the Rtl* API functions. These should be implementable.
6 * Copyright 1996-1998 Marcus Meissner
7 * Copyright 1999 Alex Korobka
8 * Copyright 2003 Thomas Mertes
9 * Crc32 code Copyright 1986 Gary S. Brown (Public domain)
11 * This library is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU Lesser General Public
13 * License as published by the Free Software Foundation; either
14 * version 2.1 of the License, or (at your option) any later version.
16 * This library is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * Lesser General Public License for more details.
21 * You should have received a copy of the GNU Lesser General Public
22 * License along with this library; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
27 #include "wine/port.h"
35 #include "wine/debug.h"
36 #include "ntdll_misc.h"
38 WINE_DEFAULT_DEBUG_CHANNEL(ntdll);
40 static RTL_CRITICAL_SECTION peb_lock;
41 static RTL_CRITICAL_SECTION_DEBUG critsect_debug =
44 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
45 0, 0, { 0, (DWORD)(__FILE__ ": peb_lock") }
47 static RTL_CRITICAL_SECTION peb_lock = { &critsect_debug, -1, 0, 0, 0, 0 };
49 /* CRC polynomial 0xedb88320 */
50 static const DWORD CRC_table[256] =
52 0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f,
53 0xe963a535, 0x9e6495a3, 0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988,
54 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91, 0x1db71064, 0x6ab020f2,
55 0xf3b97148, 0x84be41de, 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
56 0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9,
57 0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,
58 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, 0x35b5a8fa, 0x42b2986c,
59 0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
60 0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423,
61 0xcfba9599, 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
62 0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d, 0x76dc4190, 0x01db7106,
63 0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
64 0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d,
65 0x91646c97, 0xe6635c01, 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e,
66 0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950,
67 0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
68 0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2, 0x4adfa541, 0x3dd895d7,
69 0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,
70 0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa,
71 0xbe0b1010, 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
72 0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81,
73 0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a,
74 0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683, 0xe3630b12, 0x94643b84,
75 0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
76 0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb,
77 0x196c3671, 0x6e6b06e7, 0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc,
78 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, 0xd6d6a3e8, 0xa1d1937e,
79 0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
80 0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55,
81 0x316e8eef, 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,
82 0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe, 0xb2bd0b28,
83 0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
84 0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f,
85 0x72076785, 0x05005713, 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38,
86 0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242,
87 0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
88 0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69,
89 0x616bffd3, 0x166ccf45, 0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2,
90 0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc,
91 0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
92 0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605, 0xcdd70693,
93 0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,
94 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d
101 /***********************************************************************
102 * RtlInitializeResource (NTDLL.@)
104 * xxxResource() functions implement multiple-reader-single-writer lock.
105 * The code is based on information published in WDJ January 1999 issue.
107 void WINAPI RtlInitializeResource(LPRTL_RWLOCK rwl)
111 rwl->iNumberActive = 0;
112 rwl->uExclusiveWaiters = 0;
113 rwl->uSharedWaiters = 0;
114 rwl->hOwningThreadId = 0;
115 rwl->dwTimeoutBoost = 0; /* no info on this one, default value is 0 */
116 RtlInitializeCriticalSection( &rwl->rtlCS );
117 NtCreateSemaphore( &rwl->hExclusiveReleaseSemaphore, SEMAPHORE_ALL_ACCESS, NULL, 0, 65535 );
118 NtCreateSemaphore( &rwl->hSharedReleaseSemaphore, SEMAPHORE_ALL_ACCESS, NULL, 0, 65535 );
123 /***********************************************************************
124 * RtlDeleteResource (NTDLL.@)
126 void WINAPI RtlDeleteResource(LPRTL_RWLOCK rwl)
130 RtlEnterCriticalSection( &rwl->rtlCS );
131 if( rwl->iNumberActive || rwl->uExclusiveWaiters || rwl->uSharedWaiters )
132 MESSAGE("Deleting active MRSW lock (%p), expect failure\n", rwl );
133 rwl->hOwningThreadId = 0;
134 rwl->uExclusiveWaiters = rwl->uSharedWaiters = 0;
135 rwl->iNumberActive = 0;
136 NtClose( rwl->hExclusiveReleaseSemaphore );
137 NtClose( rwl->hSharedReleaseSemaphore );
138 RtlLeaveCriticalSection( &rwl->rtlCS );
139 RtlDeleteCriticalSection( &rwl->rtlCS );
144 /***********************************************************************
145 * RtlAcquireResourceExclusive (NTDLL.@)
147 BYTE WINAPI RtlAcquireResourceExclusive(LPRTL_RWLOCK rwl, BYTE fWait)
153 RtlEnterCriticalSection( &rwl->rtlCS );
154 if( rwl->iNumberActive == 0 ) /* lock is free */
156 rwl->iNumberActive = -1;
159 else if( rwl->iNumberActive < 0 ) /* exclusive lock in progress */
161 if( rwl->hOwningThreadId == (HANDLE)GetCurrentThreadId() )
164 rwl->iNumberActive--;
172 rwl->uExclusiveWaiters++;
174 RtlLeaveCriticalSection( &rwl->rtlCS );
175 status = NtWaitForSingleObject( rwl->hExclusiveReleaseSemaphore, FALSE, NULL );
178 goto start; /* restart the acquisition to avoid deadlocks */
181 else /* one or more shared locks are in progress */
186 rwl->hOwningThreadId = (HANDLE)GetCurrentThreadId();
188 RtlLeaveCriticalSection( &rwl->rtlCS );
192 /***********************************************************************
193 * RtlAcquireResourceShared (NTDLL.@)
195 BYTE WINAPI RtlAcquireResourceShared(LPRTL_RWLOCK rwl, BYTE fWait)
197 NTSTATUS status = STATUS_UNSUCCESSFUL;
202 RtlEnterCriticalSection( &rwl->rtlCS );
203 if( rwl->iNumberActive < 0 )
205 if( rwl->hOwningThreadId == (HANDLE)GetCurrentThreadId() )
207 rwl->iNumberActive--;
214 rwl->uSharedWaiters++;
215 RtlLeaveCriticalSection( &rwl->rtlCS );
216 status = NtWaitForSingleObject( rwl->hSharedReleaseSemaphore, FALSE, NULL );
224 if( status != STATUS_WAIT_0 ) /* otherwise RtlReleaseResource() has already done it */
225 rwl->iNumberActive++;
229 RtlLeaveCriticalSection( &rwl->rtlCS );
234 /***********************************************************************
235 * RtlReleaseResource (NTDLL.@)
237 void WINAPI RtlReleaseResource(LPRTL_RWLOCK rwl)
239 RtlEnterCriticalSection( &rwl->rtlCS );
241 if( rwl->iNumberActive > 0 ) /* have one or more readers */
243 if( --rwl->iNumberActive == 0 )
245 if( rwl->uExclusiveWaiters )
248 rwl->uExclusiveWaiters--;
249 NtReleaseSemaphore( rwl->hExclusiveReleaseSemaphore, 1, NULL );
254 if( rwl->iNumberActive < 0 ) /* have a writer, possibly recursive */
256 if( ++rwl->iNumberActive == 0 )
258 rwl->hOwningThreadId = 0;
259 if( rwl->uExclusiveWaiters )
262 if( rwl->uSharedWaiters )
264 UINT n = rwl->uSharedWaiters;
265 rwl->iNumberActive = rwl->uSharedWaiters; /* prevent new writers from joining until
266 * all queued readers have done their thing */
267 rwl->uSharedWaiters = 0;
268 NtReleaseSemaphore( rwl->hSharedReleaseSemaphore, n, NULL );
272 RtlLeaveCriticalSection( &rwl->rtlCS );
276 /***********************************************************************
277 * RtlDumpResource (NTDLL.@)
279 void WINAPI RtlDumpResource(LPRTL_RWLOCK rwl)
283 MESSAGE("RtlDumpResource(%p):\n\tactive count = %i\n\twaiting readers = %i\n\twaiting writers = %i\n",
284 rwl, rwl->iNumberActive, rwl->uSharedWaiters, rwl->uExclusiveWaiters );
285 if( rwl->iNumberActive )
286 MESSAGE("\towner thread = %p\n", rwl->hOwningThreadId );
294 /******************************************************************************
297 NTSTATUS WINAPIV DbgPrint(LPCSTR fmt, ...)
303 vsprintf(buf,fmt, args);
306 MESSAGE("DbgPrint says: %s",buf);
307 /* hmm, raise exception? */
308 return STATUS_SUCCESS;
312 /******************************************************************************
313 * DbgPrintEx [NTDLL.@]
315 NTSTATUS WINAPIV DbgPrintEx(ULONG iComponentId, ULONG Level, LPCSTR fmt, ...)
321 vsprintf(buf, fmt, args);
324 switch (Level & DPFLTR_MASK) {
325 case DPFLTR_ERROR_LEVEL: ERR("%lx: %s", iComponentId, buf); break;
326 case DPFLTR_WARNING_LEVEL: WARN("%lx: %s", iComponentId, buf); break;
327 case DPFLTR_TRACE_LEVEL:
328 case DPFLTR_INFO_LEVEL:
329 default: TRACE("%lx: %s", iComponentId, buf); break;
331 return STATUS_SUCCESS;
334 /******************************************************************************
335 * RtlAcquirePebLock [NTDLL.@]
337 VOID WINAPI RtlAcquirePebLock(void)
339 RtlEnterCriticalSection( &peb_lock );
342 /******************************************************************************
343 * RtlReleasePebLock [NTDLL.@]
345 VOID WINAPI RtlReleasePebLock(void)
347 RtlLeaveCriticalSection( &peb_lock );
350 /******************************************************************************
351 * RtlNewSecurityObject [NTDLL.@]
353 DWORD WINAPI RtlNewSecurityObject(DWORD x1,DWORD x2,DWORD x3,DWORD x4,DWORD x5,DWORD x6) {
354 FIXME("(0x%08lx,0x%08lx,0x%08lx,0x%08lx,0x%08lx,0x%08lx),stub!\n",x1,x2,x3,x4,x5,x6);
358 /******************************************************************************
359 * RtlDeleteSecurityObject [NTDLL.@]
361 DWORD WINAPI RtlDeleteSecurityObject(DWORD x1) {
362 FIXME("(0x%08lx),stub!\n",x1);
366 /**************************************************************************
367 * RtlGetNtProductType [NTDLL.@]
369 BOOLEAN WINAPI RtlGetNtProductType(LPDWORD type)
371 FIXME("(%p): stub\n", type);
372 *type=3; /* dunno. 1 for client, 3 for server? */
376 /**************************************************************************
379 * Glorified "enter xxxx".
382 void WINAPI __regs__chkstk( CONTEXT86 *context )
384 context->Esp -= context->Eax;
386 DEFINE_REGS_ENTRYPOINT( _chkstk, 0, 0 );
389 /**************************************************************************
390 * _alloca_probe [NTDLL.@]
392 * Glorified "enter xxxx".
395 void WINAPI __regs__alloca_probe( CONTEXT86 *context )
397 context->Esp -= context->Eax;
399 DEFINE_REGS_ENTRYPOINT( _alloca_probe, 0, 0 );
403 /******************************************************************************
404 * RtlInitializeGenericTable [NTDLL.@]
406 PVOID WINAPI RtlInitializeGenericTable(PVOID pTable, PVOID arg2, PVOID arg3, PVOID arg4, PVOID arg5)
408 FIXME("(%p,%p,%p,%p,%p) stub!\n", pTable, arg2, arg3, arg4, arg5);
412 /******************************************************************************
413 * RtlMoveMemory [NTDLL.@]
415 * Move a block of memory that may overlap.
418 * Destination [O] End destination for block
419 * Source [O] Where to start copying from
420 * Length [I] Number of bytes to copy
426 VOID WINAPI RtlMoveMemory( VOID *Destination, CONST VOID *Source, SIZE_T Length )
428 memmove(Destination, Source, Length);
431 /******************************************************************************
432 * RtlFillMemory [NTDLL.@]
434 * Set a block of memory with a value.
437 * Destination [O] Block to fill
438 * Length [I] Number of bytes to fill
439 * Fill [I] Value to set
445 VOID WINAPI RtlFillMemory( VOID *Destination, SIZE_T Length, BYTE Fill )
447 memset(Destination, Fill, Length);
450 /******************************************************************************
451 * RtlZeroMemory [NTDLL.@]
453 * Set a block of memory with 0's.
456 * Destination [O] Block to fill
457 * Length [I] Number of bytes to fill
463 VOID WINAPI RtlZeroMemory( VOID *Destination, SIZE_T Length )
465 memset(Destination, 0, Length);
468 /******************************************************************************
469 * RtlCompareMemory [NTDLL.@]
471 * Compare one block of memory with another
474 * Source1 [I] Source block
475 * Source2 [I] Block to compare to Source1
476 * Length [I] Number of bytes to compare
479 * The length of the first byte at which Source1 and Source2 differ, or Length
480 * if they are the same.
482 SIZE_T WINAPI RtlCompareMemory( const VOID *Source1, const VOID *Source2, SIZE_T Length)
485 for(i=0; (i<Length) && (((const BYTE*)Source1)[i]==((const BYTE*)Source2)[i]); i++);
489 /******************************************************************************
490 * RtlCompareMemoryUlong [NTDLL.@]
492 * Compare a block of memory with a value, a ULONG at a time
495 * Source1 [I] Source block. This must be ULONG aligned
496 * Length [I] Number of bytes to compare. This should be a multiple of 4
497 * dwVal [I] Value to compare to
500 * The byte position of the first byte at which Source1 is not dwVal.
502 SIZE_T WINAPI RtlCompareMemoryUlong(const ULONG *Source1, SIZE_T Length, ULONG dwVal)
505 for(i = 0; i < Length/sizeof(ULONG) && Source1[i] == dwVal; i++);
506 return i * sizeof(ULONG);
509 /******************************************************************************
510 * RtlAssert [NTDLL.@]
512 * Fail a debug assertion.
515 * Nothing. This call does not return control to its caller.
518 * Not implemented in non-debug versions.
520 void WINAPI RtlAssert(LPVOID x1,LPVOID x2,DWORD x3, DWORD x4)
522 FIXME("(%p,%p,0x%08lx,0x%08lx),stub\n",x1,x2,x3,x4);
525 /*************************************************************************
526 * RtlFillMemoryUlong [NTDLL.@]
528 * Fill memory with a 32 bit (dword) value.
531 * lpDest [I] Bitmap pointer
532 * ulCount [I] Number of dwords to write
533 * ulValue [I] Value to fill with
538 VOID WINAPI RtlFillMemoryUlong(ULONG* lpDest, ULONG ulCount, ULONG ulValue)
540 TRACE("(%p,%ld,%ld)\n", lpDest, ulCount, ulValue);
542 ulCount /= sizeof(ULONG);
547 /*********************************************************************
548 * RtlComputeCrc32 [NTDLL.@]
550 * Calculate the CRC32 checksum of a block of bytes
553 * dwInitial [I] Initial CRC value
554 * pData [I] Data block
555 * iLen [I] Length of the byte block
558 * The cumulative CRC32 of dwInitial and iLen bytes of the pData block.
560 DWORD WINAPI RtlComputeCrc32(DWORD dwInitial, PBYTE pData, INT iLen)
562 DWORD crc = ~dwInitial;
564 TRACE("(%ld,%p,%d)\n", dwInitial, pData, iLen);
568 crc = CRC_table[(crc ^ *pData) & 0xff] ^ (crc >> 8);
576 /*************************************************************************
577 * RtlUlonglongByteSwap [NTDLL.@]
579 * Swap the bytes of an unsigned long long value.
582 * i [I] Value to swap bytes of
585 * The value with its bytes swapped.
587 ULONGLONG __cdecl RtlUlonglongByteSwap(ULONGLONG i)
589 return ((ULONGLONG)RtlUlongByteSwap(i) << 32) | RtlUlongByteSwap(i>>32);
592 /*************************************************************************
593 * RtlUlongByteSwap [NTDLL.@]
595 * Swap the bytes of an unsigned int value.
598 * ix86 version takes argument in %ecx. Other systems use the inline version.
601 __ASM_GLOBAL_FUNC(NTDLL_RtlUlongByteSwap,
607 /*************************************************************************
608 * RtlUshortByteSwap [NTDLL.@]
610 * Swap the bytes of an unsigned short value.
613 * i386 version takes argument in %cx. Other systems use the inline version.
616 __ASM_GLOBAL_FUNC(NTDLL_RtlUshortByteSwap,
623 /*************************************************************************
624 * RtlUniform [NTDLL.@]
626 * Generates an uniform random number
629 * seed [O] The seed of the Random function
632 * It returns a random number uniformly distributed over [0..MAXLONG-1].
635 * Generates an uniform random number using D.H. Lehmer's 1948 algorithm.
636 * In our case the algorithm is:
638 *| result = (*seed * 0x7fffffed + 0x7fffffc3) % MAXLONG;
643 * The native documentation states that the random number is
644 * uniformly distributed over [0..MAXLONG]. In reality the native
645 * function and our function return a random number uniformly
646 * distributed over [0..MAXLONG-1].
648 ULONG WINAPI RtlUniform (PULONG seed)
653 * Instead of the algorithm stated above, we use the algorithm
654 * below, which is totally equivalent (see the tests), but does
655 * not use a division and therefore is faster.
657 result = *seed * 0xffffffed + 0x7fffffc3;
658 if (result == 0xffffffff || result == 0x7ffffffe) {
659 result = (result + 2) & MAXLONG;
660 } else if (result == 0x7fffffff) {
662 } else if ((result & 0x80000000) == 0) {
663 result = result + (~result & 1);
665 result = (result + (result & 1)) & MAXLONG;
672 /*************************************************************************
673 * RtlRandom [NTDLL.@]
675 * Generates a random number
678 * seed [O] The seed of the Random function
681 * It returns a random number distributed over [0..MAXLONG-1].
683 ULONG WINAPI RtlRandom (PULONG seed)
685 static ULONG saved_value[128] =
686 { /* 0 */ 0x4c8bc0aa, 0x4c022957, 0x2232827a, 0x2f1e7626, 0x7f8bdafb, 0x5c37d02a, 0x0ab48f72, 0x2f0c4ffa,
687 /* 8 */ 0x290e1954, 0x6b635f23, 0x5d3885c0, 0x74b49ff8, 0x5155fa54, 0x6214ad3f, 0x111e9c29, 0x242a3a09,
688 /* 16 */ 0x75932ae1, 0x40ac432e, 0x54f7ba7a, 0x585ccbd5, 0x6df5c727, 0x0374dad1, 0x7112b3f1, 0x735fc311,
689 /* 24 */ 0x404331a9, 0x74d97781, 0x64495118, 0x323e04be, 0x5974b425, 0x4862e393, 0x62389c1d, 0x28a68b82,
690 /* 32 */ 0x0f95da37, 0x7a50bbc6, 0x09b0091c, 0x22cdb7b4, 0x4faaed26, 0x66417ccd, 0x189e4bfa, 0x1ce4e8dd,
691 /* 40 */ 0x5274c742, 0x3bdcf4dc, 0x2d94e907, 0x32eac016, 0x26d33ca3, 0x60415a8a, 0x31f57880, 0x68c8aa52,
692 /* 48 */ 0x23eb16da, 0x6204f4a1, 0x373927c1, 0x0d24eb7c, 0x06dd7379, 0x2b3be507, 0x0f9c55b1, 0x2c7925eb,
693 /* 56 */ 0x36d67c9a, 0x42f831d9, 0x5e3961cb, 0x65d637a8, 0x24bb3820, 0x4d08e33d, 0x2188754f, 0x147e409e,
694 /* 64 */ 0x6a9620a0, 0x62e26657, 0x7bd8ce81, 0x11da0abb, 0x5f9e7b50, 0x23e444b6, 0x25920c78, 0x5fc894f0,
695 /* 72 */ 0x5e338cbb, 0x404237fd, 0x1d60f80f, 0x320a1743, 0x76013d2b, 0x070294ee, 0x695e243b, 0x56b177fd,
696 /* 80 */ 0x752492e1, 0x6decd52f, 0x125f5219, 0x139d2e78, 0x1898d11e, 0x2f7ee785, 0x4db405d8, 0x1a028a35,
697 /* 88 */ 0x63f6f323, 0x1f6d0078, 0x307cfd67, 0x3f32a78a, 0x6980796c, 0x462b3d83, 0x34b639f2, 0x53fce379,
698 /* 96 */ 0x74ba50f4, 0x1abc2c4b, 0x5eeaeb8d, 0x335a7a0d, 0x3973dd20, 0x0462d66b, 0x159813ff, 0x1e4643fd,
699 /* 104 */ 0x06bc5c62, 0x3115e3fc, 0x09101613, 0x47af2515, 0x4f11ec54, 0x78b99911, 0x3db8dd44, 0x1ec10b9b,
700 /* 112 */ 0x5b5506ca, 0x773ce092, 0x567be81a, 0x5475b975, 0x7a2cde1a, 0x494536f5, 0x34737bb4, 0x76d9750b,
701 /* 120 */ 0x2a1f6232, 0x2e49644d, 0x7dddcbe7, 0x500cebdb, 0x619dab9e, 0x48c626fe, 0x1cda3193, 0x52dabe9d };
706 rand = (*seed * 0x7fffffed + 0x7fffffc3) % 0x7fffffff;
707 *seed = (rand * 0x7fffffed + 0x7fffffc3) % 0x7fffffff;
709 result = saved_value[pos];
710 saved_value[pos] = rand;
715 /*************************************************************************
716 * RtlAreAllAccessesGranted [NTDLL.@]
718 * Check if all desired accesses are granted
721 * TRUE: All desired accesses are granted
724 BOOLEAN WINAPI RtlAreAllAccessesGranted(
725 ACCESS_MASK GrantedAccess,
726 ACCESS_MASK DesiredAccess)
728 return (GrantedAccess & DesiredAccess) == DesiredAccess;
732 /*************************************************************************
733 * RtlAreAnyAccessesGranted [NTDLL.@]
735 * Check if at least one of the desired accesses is granted
738 * GrantedAccess [I] Access mask of granted accesses
739 * DesiredAccess [I] Access mask of desired accesses
742 * TRUE: At least one of the desired accesses is granted
745 BOOLEAN WINAPI RtlAreAnyAccessesGranted(
746 ACCESS_MASK GrantedAccess,
747 ACCESS_MASK DesiredAccess)
749 return (GrantedAccess & DesiredAccess) != 0;
753 /*************************************************************************
754 * RtlMapGenericMask [NTDLL.@]
756 * Determine the nongeneric access rights specified by an access mask
761 void WINAPI RtlMapGenericMask(
762 PACCESS_MASK AccessMask,
763 const GENERIC_MAPPING *GenericMapping)
765 if (*AccessMask & GENERIC_READ) {
766 *AccessMask |= GenericMapping->GenericRead;
769 if (*AccessMask & GENERIC_WRITE) {
770 *AccessMask |= GenericMapping->GenericWrite;
773 if (*AccessMask & GENERIC_EXECUTE) {
774 *AccessMask |= GenericMapping->GenericExecute;
777 if (*AccessMask & GENERIC_ALL) {
778 *AccessMask |= GenericMapping->GenericAll;
781 *AccessMask &= 0x0FFFFFFF;
785 /*************************************************************************
786 * RtlCopyLuid [NTDLL.@]
788 * Copy a local unique ID.
791 * LuidDest [O] Destination for the copied Luid
792 * LuidSrc [I] Source Luid to copy to LuidDest
797 void WINAPI RtlCopyLuid (PLUID LuidDest, const LUID *LuidSrc)
799 *LuidDest = *LuidSrc;
803 /*************************************************************************
804 * RtlEqualLuid [NTDLL.@]
806 * Compare two local unique ID's.
809 * Luid1 [I] First Luid to compare to Luid2
810 * Luid2 [I] Second Luid to compare to Luid1
813 * TRUE: The two LUID's are equal.
816 BOOLEAN WINAPI RtlEqualLuid (const LUID *Luid1, const LUID *Luid2)
818 return (Luid1->LowPart == Luid2->LowPart && Luid1->HighPart == Luid2->HighPart);
822 /*************************************************************************
823 * RtlCopyLuidAndAttributesArray [NTDLL.@]
825 * Copy an array of local unique ID's and attributes.
828 * Count [I] Number of Luid/attributes in Src
829 * Src [I] Source Luid/attributes to copy
830 * Dest [O] Destination for copied Luid/attributes
836 * Dest must be large enough to hold Src.
838 void WINAPI RtlCopyLuidAndAttributesArray(
840 const LUID_AND_ATTRIBUTES *Src,
841 PLUID_AND_ATTRIBUTES Dest)
845 for (i = 0; i < Count; i++) Dest[i] = Src[i];