uuid-generic.cpp revision 85d26818db14708cf17316b6fed62d2d04a636e3
5b281ba489ca18f0380d7efc7a5108b606cce449vboxsync * IPRT - UUID, Generic.
e64031e20c39650a7bc902a3e1aba613b9415deevboxsync * Copyright (C) 2006-2007 Oracle Corporation
c98fb3e16fcd571a790eab772c0c66173d225205vboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
c98fb3e16fcd571a790eab772c0c66173d225205vboxsync * available from http://www.virtualbox.org. This file is free software;
c98fb3e16fcd571a790eab772c0c66173d225205vboxsync * you can redistribute it and/or modify it under the terms of the GNU
a16eb14ad7a4b5ef91ddc22d3e8e92d930f736fcvboxsync * General Public License (GPL) as published by the Free Software
a16eb14ad7a4b5ef91ddc22d3e8e92d930f736fcvboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
a16eb14ad7a4b5ef91ddc22d3e8e92d930f736fcvboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
a16eb14ad7a4b5ef91ddc22d3e8e92d930f736fcvboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
a16eb14ad7a4b5ef91ddc22d3e8e92d930f736fcvboxsync * The contents of this file may alternatively be used under the terms
a16eb14ad7a4b5ef91ddc22d3e8e92d930f736fcvboxsync * of the Common Development and Distribution License Version 1.0
a16eb14ad7a4b5ef91ddc22d3e8e92d930f736fcvboxsync * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
a16eb14ad7a4b5ef91ddc22d3e8e92d930f736fcvboxsync * VirtualBox OSE distribution, in which case the provisions of the
a16eb14ad7a4b5ef91ddc22d3e8e92d930f736fcvboxsync * CDDL are applicable instead of those of the GPL.
a16eb14ad7a4b5ef91ddc22d3e8e92d930f736fcvboxsync * You may elect to license modified versions of this file under the
a16eb14ad7a4b5ef91ddc22d3e8e92d930f736fcvboxsync * terms and conditions of either the GPL or the CDDL or both.
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync/*******************************************************************************
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync* Header Files *
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync*******************************************************************************/
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync/*******************************************************************************
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync* Global Variables *
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync*******************************************************************************/
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync/** Conversion table used by the conversion functions.
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync * 0xff if not a hex number, otherwise the value. */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, /* 0..0f */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, /* 10..1f */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, /* 20..2f */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync 0x00,0x01,0x02,0x03, 0x04,0x05,0x06,0x07, 0x08,0x09,0xff,0xff, 0xff,0xff,0xff,0xff, /* 30..3f */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync 0xff,0x0a,0x0b,0x0c, 0x0d,0x0e,0x0f,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, /* 40..4f */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, /* 50..5f */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync 0xff,0x0a,0x0b,0x0c, 0x0d,0x0e,0x0f,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, /* 60..6f */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, /* 70..7f */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, /* 80..8f */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, /* 90..9f */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, /* a0..af */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, /* b0..bf */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, /* c0..cf */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, /* d0..df */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, /* e0..ef */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, /* f0..ff */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync/** Conversion to string. */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsyncstatic const char g_achDigits[17] = "0123456789abcdef";
cca68441e3840543d10a390547e94d1b7a984778vboxsync/* WARNING: This implementation ASSUMES little endian. Does not work on big endian! */
cca68441e3840543d10a390547e94d1b7a984778vboxsync/* Remember, the time fields in the UUID must be little endian. */
cacc4e75dbbff469c10a505168208f064c6c385cvboxsyncRTDECL(int) RTUuidCompare(PCRTUUID pUuid1, PCRTUUID pUuid2)
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync * Special cases.
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync * Standard cases.
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync if (pUuid1->Gen.u32TimeLow != pUuid2->Gen.u32TimeLow)
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync return pUuid1->Gen.u32TimeLow < pUuid2->Gen.u32TimeLow ? -1 : 1;
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync if (pUuid1->Gen.u16TimeMid != pUuid2->Gen.u16TimeMid)
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync return pUuid1->Gen.u16TimeMid < pUuid2->Gen.u16TimeMid ? -1 : 1;
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync if (pUuid1->Gen.u16TimeHiAndVersion != pUuid2->Gen.u16TimeHiAndVersion)
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync return pUuid1->Gen.u16TimeHiAndVersion < pUuid2->Gen.u16TimeHiAndVersion ? -1 : 1;
cca68441e3840543d10a390547e94d1b7a984778vboxsync if (pUuid1->Gen.u8ClockSeqHiAndReserved != pUuid2->Gen.u8ClockSeqHiAndReserved)
cca68441e3840543d10a390547e94d1b7a984778vboxsync return pUuid1->Gen.u8ClockSeqHiAndReserved < pUuid2->Gen.u8ClockSeqHiAndReserved ? -1 : 1;
cca68441e3840543d10a390547e94d1b7a984778vboxsync if (pUuid1->Gen.u8ClockSeqLow != pUuid2->Gen.u8ClockSeqLow)
cca68441e3840543d10a390547e94d1b7a984778vboxsync return pUuid1->Gen.u8ClockSeqLow < pUuid2->Gen.u8ClockSeqLow ? -1 : 1;
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync if (pUuid1->Gen.au8Node[0] != pUuid2->Gen.au8Node[0])
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync return pUuid1->Gen.au8Node[0] < pUuid2->Gen.au8Node[0] ? -1 : 1;
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync if (pUuid1->Gen.au8Node[1] != pUuid2->Gen.au8Node[1])
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync return pUuid1->Gen.au8Node[1] < pUuid2->Gen.au8Node[1] ? -1 : 1;
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync if (pUuid1->Gen.au8Node[2] != pUuid2->Gen.au8Node[2])
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync return pUuid1->Gen.au8Node[2] < pUuid2->Gen.au8Node[2] ? -1 : 1;
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync if (pUuid1->Gen.au8Node[3] != pUuid2->Gen.au8Node[3])
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync return pUuid1->Gen.au8Node[3] < pUuid2->Gen.au8Node[3] ? -1 : 1;
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync if (pUuid1->Gen.au8Node[4] != pUuid2->Gen.au8Node[4])
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync return pUuid1->Gen.au8Node[4] < pUuid2->Gen.au8Node[4] ? -1 : 1;
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync if (pUuid1->Gen.au8Node[5] != pUuid2->Gen.au8Node[5])
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync return pUuid1->Gen.au8Node[5] < pUuid2->Gen.au8Node[5] ? -1 : 1;
a7a2dfae0fe088f875fe44119084c8329fdc60acvboxsyncRTDECL(int) RTUuidCompareStr(PCRTUUID pUuid1, const char *pszString2)
b0f6bfea0917644cd39b90e45e4da5be247befadvboxsync /* check params */
b0f6bfea0917644cd39b90e45e4da5be247befadvboxsync * Try convert the string to a UUID and then compare the two.
a7a2dfae0fe088f875fe44119084c8329fdc60acvboxsyncRTDECL(int) RTUuidCompare2Strs(const char *pszString1, const char *pszString2)
a7a2dfae0fe088f875fe44119084c8329fdc60acvboxsync /* check params */
a7a2dfae0fe088f875fe44119084c8329fdc60acvboxsync * Try convert the strings to UUIDs and then compare them.
b0f6bfea0917644cd39b90e45e4da5be247befadvboxsyncRTDECL(int) RTUuidToStr(PCRTUUID pUuid, char *pszString, size_t cchString)
c2e208e01bb07c8bddbab0ca74886a48a36b9213vboxsync unsigned u;
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync /* validate parameters */
b0f6bfea0917644cd39b90e45e4da5be247befadvboxsync AssertPtrReturn(pszString, VERR_INVALID_PARAMETER);
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync AssertReturn(cchString >= RTUUID_STR_LENGTH, VERR_INVALID_PARAMETER);
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync * RTStrPrintf(,,"%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync * pUuid->Gen.u32TimeLow,
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync * pUuid->Gen.u16TimeMin,
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync * pUuid->Gen.u16TimeHiAndVersion,
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync * pUuid->Gen.u16ClockSeq & 0xff,
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync * pUuid->Gen.u16ClockSeq >> 8,
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync * pUuid->Gen.au8Node[0],
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync * pUuid->Gen.au8Node[1],
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync * pUuid->Gen.au8Node[2],
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync * pUuid->Gen.au8Node[3],
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync * pUuid->Gen.au8Node[4],
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync * pUuid->Gen.au8Node[5]);
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[ 0] = g_achDigits[(u32TimeLow >> 28)/*& 0xf*/];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[ 1] = g_achDigits[(u32TimeLow >> 24) & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[ 2] = g_achDigits[(u32TimeLow >> 20) & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[ 3] = g_achDigits[(u32TimeLow >> 16) & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[ 4] = g_achDigits[(u32TimeLow >> 12) & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[ 5] = g_achDigits[(u32TimeLow >> 8) & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[ 6] = g_achDigits[(u32TimeLow >> 4) & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[ 7] = g_achDigits[(u32TimeLow/*>>0*/)& 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[19] = g_achDigits[pUuid->Gen.u8ClockSeqHiAndReserved >> 4];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[20] = g_achDigits[pUuid->Gen.u8ClockSeqHiAndReserved & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[21] = g_achDigits[pUuid->Gen.u8ClockSeqLow >> 4];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[22] = g_achDigits[pUuid->Gen.u8ClockSeqLow & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[24] = g_achDigits[pUuid->Gen.au8Node[0] >> 4];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[25] = g_achDigits[pUuid->Gen.au8Node[0] & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[26] = g_achDigits[pUuid->Gen.au8Node[1] >> 4];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[27] = g_achDigits[pUuid->Gen.au8Node[1] & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[28] = g_achDigits[pUuid->Gen.au8Node[2] >> 4];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[29] = g_achDigits[pUuid->Gen.au8Node[2] & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[30] = g_achDigits[pUuid->Gen.au8Node[3] >> 4];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[31] = g_achDigits[pUuid->Gen.au8Node[3] & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[32] = g_achDigits[pUuid->Gen.au8Node[4] >> 4];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[33] = g_achDigits[pUuid->Gen.au8Node[4] & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[34] = g_achDigits[pUuid->Gen.au8Node[5] >> 4];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pszString[35] = g_achDigits[pUuid->Gen.au8Node[5] & 0xf];
cacc4e75dbbff469c10a505168208f064c6c385cvboxsyncRTDECL(int) RTUuidFromStr(PRTUUID pUuid, const char *pszString)
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync * Validate parameters.
b0f6bfea0917644cd39b90e45e4da5be247befadvboxsync AssertPtrReturn(pszString, VERR_INVALID_PARAMETER);
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync#define MY_CHECK(expr) do { if (RT_UNLIKELY(!(expr))) return VERR_INVALID_UUID_FORMAT; } while (0)
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync#define MY_ISXDIGIT(ch) (g_au8Digits[(ch) & 0xff] != 0xff)
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync * Inverse of RTUuidToStr (see above).
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync pUuid->Gen.u32TimeLow = (uint32_t)MY_TONUM(pszString[ 0]) << 28
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync pUuid->Gen.u16TimeMid = (uint16_t)MY_TONUM(pszString[ 9]) << 12
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync pUuid->Gen.au8Node[0] = (uint8_t)MY_TONUM(pszString[24]) << 4
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync pUuid->Gen.au8Node[1] = (uint8_t)MY_TONUM(pszString[26]) << 4
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync pUuid->Gen.au8Node[2] = (uint8_t)MY_TONUM(pszString[28]) << 4
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync pUuid->Gen.au8Node[3] = (uint8_t)MY_TONUM(pszString[30]) << 4
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync pUuid->Gen.au8Node[4] = (uint8_t)MY_TONUM(pszString[32]) << 4
cacc4e75dbbff469c10a505168208f064c6c385cvboxsync pUuid->Gen.au8Node[5] = (uint8_t)MY_TONUM(pszString[34]) << 4
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsyncRTDECL(int) RTUuidToUtf16(PCRTUUID pUuid, PRTUTF16 pwszString, size_t cwcString)
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync unsigned u;
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync /* validate parameters */
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync AssertPtrReturn(pwszString, VERR_INVALID_PARAMETER);
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync AssertReturn(cwcString >= RTUUID_STR_LENGTH, VERR_INVALID_PARAMETER);
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync * RTStrPrintf(,,"%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync * pUuid->Gen.u32TimeLow,
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync * pUuid->Gen.u16TimeMin,
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync * pUuid->Gen.u16TimeHiAndVersion,
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync * pUuid->Gen.u16ClockSeq & 0xff,
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync * pUuid->Gen.u16ClockSeq >> 8,
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync * pUuid->Gen.au8Node[0],
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync * pUuid->Gen.au8Node[1],
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync * pUuid->Gen.au8Node[2],
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync * pUuid->Gen.au8Node[3],
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync * pUuid->Gen.au8Node[4],
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync * pUuid->Gen.au8Node[5]);
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[ 0] = g_achDigits[(u32TimeLow >> 28)/*& 0xf*/];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[ 1] = g_achDigits[(u32TimeLow >> 24) & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[ 2] = g_achDigits[(u32TimeLow >> 20) & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[ 3] = g_achDigits[(u32TimeLow >> 16) & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[ 4] = g_achDigits[(u32TimeLow >> 12) & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[ 5] = g_achDigits[(u32TimeLow >> 8) & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[ 6] = g_achDigits[(u32TimeLow >> 4) & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[ 7] = g_achDigits[(u32TimeLow/*>>0*/)& 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[19] = g_achDigits[pUuid->Gen.u8ClockSeqHiAndReserved >> 4];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[20] = g_achDigits[pUuid->Gen.u8ClockSeqHiAndReserved & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[21] = g_achDigits[pUuid->Gen.u8ClockSeqLow >> 4];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[22] = g_achDigits[pUuid->Gen.u8ClockSeqLow & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[24] = g_achDigits[pUuid->Gen.au8Node[0] >> 4];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[25] = g_achDigits[pUuid->Gen.au8Node[0] & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[26] = g_achDigits[pUuid->Gen.au8Node[1] >> 4];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[27] = g_achDigits[pUuid->Gen.au8Node[1] & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[28] = g_achDigits[pUuid->Gen.au8Node[2] >> 4];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[29] = g_achDigits[pUuid->Gen.au8Node[2] & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[30] = g_achDigits[pUuid->Gen.au8Node[3] >> 4];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[31] = g_achDigits[pUuid->Gen.au8Node[3] & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[32] = g_achDigits[pUuid->Gen.au8Node[4] >> 4];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[33] = g_achDigits[pUuid->Gen.au8Node[4] & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[34] = g_achDigits[pUuid->Gen.au8Node[5] >> 4];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pwszString[35] = g_achDigits[pUuid->Gen.au8Node[5] & 0xf];
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsyncRTDECL(int) RTUuidFromUtf16(PRTUUID pUuid, PCRTUTF16 pwszString)
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync * Validate parameters.
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync AssertPtrReturn(pwszString, VERR_INVALID_PARAMETER);
4143505d1eb80b02037b5634e682d3ff51c55f85vboxsync fHaveBraces = (pwszString[0] == '{' && pwszString[37] == '}');
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync#define MY_CHECK(expr) do { if (RT_UNLIKELY(!(expr))) return VERR_INVALID_UUID_FORMAT; } while (0)
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync#define MY_ISXDIGIT(ch) (!((ch) & 0xff00) && g_au8Digits[(ch) & 0xff] != 0xff)
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync * Inverse of RTUuidToUtf8 (see above).
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pUuid->Gen.u32TimeLow = (uint32_t)MY_TONUM(pwszString[ 0]) << 28
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pUuid->Gen.u16TimeMid = (uint16_t)MY_TONUM(pwszString[ 9]) << 12
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pUuid->Gen.au8Node[0] = (uint8_t)MY_TONUM(pwszString[24]) << 4
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pUuid->Gen.au8Node[1] = (uint8_t)MY_TONUM(pwszString[26]) << 4
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pUuid->Gen.au8Node[2] = (uint8_t)MY_TONUM(pwszString[28]) << 4
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pUuid->Gen.au8Node[3] = (uint8_t)MY_TONUM(pwszString[30]) << 4
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pUuid->Gen.au8Node[4] = (uint8_t)MY_TONUM(pwszString[32]) << 4
521c7fe44ae783845c97a99e64bd15dab0035fa0vboxsync pUuid->Gen.au8Node[5] = (uint8_t)MY_TONUM(pwszString[34]) << 4