RTDECL(int) RTUuidCompare(PCRTUUID pUuid1, PCRTUUID pUuid2) { /* * Special cases. */ if (pUuid1 == pUuid2) return 0; if (!pUuid1) return RTUuidIsNull(pUuid2) ? 0 : -1; if (!pUuid2) return RTUuidIsNull(pUuid1) ? 0 : 1; AssertPtrReturn(pUuid1, -1); AssertPtrReturn(pUuid2, 1); /* * Hand the rest to the Windows API. */ RPC_STATUS status; return UuidCompare((UUID *)pUuid1, (UUID *)pUuid2, &status); }
RTDECL(int) RTUuidCompare(PCRTUUID pUuid1, PCRTUUID pUuid2) { /* * Special cases. */ if (pUuid1 == pUuid2) return 0; if (!pUuid1) return RTUuidIsNull(pUuid2) ? 0 : -1; if (!pUuid2) return RTUuidIsNull(pUuid1) ? 0 : 1; AssertPtrReturn(pUuid1, -1); AssertPtrReturn(pUuid2, 1); /* * Standard cases. */ if (pUuid1->Gen.u32TimeLow != pUuid2->Gen.u32TimeLow) return pUuid1->Gen.u32TimeLow < pUuid2->Gen.u32TimeLow ? -1 : 1; if (pUuid1->Gen.u16TimeMid != pUuid2->Gen.u16TimeMid) return pUuid1->Gen.u16TimeMid < pUuid2->Gen.u16TimeMid ? -1 : 1; if (pUuid1->Gen.u16TimeHiAndVersion != pUuid2->Gen.u16TimeHiAndVersion) return pUuid1->Gen.u16TimeHiAndVersion < pUuid2->Gen.u16TimeHiAndVersion ? -1 : 1; if (pUuid1->Gen.u8ClockSeqHiAndReserved != pUuid2->Gen.u8ClockSeqHiAndReserved) return pUuid1->Gen.u8ClockSeqHiAndReserved < pUuid2->Gen.u8ClockSeqHiAndReserved ? -1 : 1; if (pUuid1->Gen.u8ClockSeqLow != pUuid2->Gen.u8ClockSeqLow) return pUuid1->Gen.u8ClockSeqLow < pUuid2->Gen.u8ClockSeqLow ? -1 : 1; if (pUuid1->Gen.au8Node[0] != pUuid2->Gen.au8Node[0]) return pUuid1->Gen.au8Node[0] < pUuid2->Gen.au8Node[0] ? -1 : 1; if (pUuid1->Gen.au8Node[1] != pUuid2->Gen.au8Node[1]) return pUuid1->Gen.au8Node[1] < pUuid2->Gen.au8Node[1] ? -1 : 1; if (pUuid1->Gen.au8Node[2] != pUuid2->Gen.au8Node[2]) return pUuid1->Gen.au8Node[2] < pUuid2->Gen.au8Node[2] ? -1 : 1; if (pUuid1->Gen.au8Node[3] != pUuid2->Gen.au8Node[3]) return pUuid1->Gen.au8Node[3] < pUuid2->Gen.au8Node[3] ? -1 : 1; if (pUuid1->Gen.au8Node[4] != pUuid2->Gen.au8Node[4]) return pUuid1->Gen.au8Node[4] < pUuid2->Gen.au8Node[4] ? -1 : 1; if (pUuid1->Gen.au8Node[5] != pUuid2->Gen.au8Node[5]) return pUuid1->Gen.au8Node[5] < pUuid2->Gen.au8Node[5] ? -1 : 1; return 0; }
int main(int argc, char **argv) { RTTEST hTest; int rc = RTTestInitAndCreate("tstRTUuid", &hTest); if (rc) return rc; RTTestBanner(hTest); #define CHECK_RC() \ do { if (RT_FAILURE(rc)) { RTTestFailed(hTest, "line %d: rc=%Rrc", __LINE__, rc); } } while (0) RTTestSub(hTest, "RTUuidClear & RTUuisIsNull"); RTUUID UuidNull; rc = RTUuidClear(&UuidNull); CHECK_RC(); RTTEST_CHECK(hTest, RTUuidIsNull(&UuidNull)); RTTEST_CHECK(hTest, RTUuidCompare(&UuidNull, &UuidNull) == 0); RTTestSub(hTest, "RTUuidCreate"); RTUUID Uuid; rc = RTUuidCreate(&Uuid); CHECK_RC(); RTTEST_CHECK(hTest, !RTUuidIsNull(&Uuid)); RTTEST_CHECK(hTest, RTUuidCompare(&Uuid, &Uuid) == 0); RTTEST_CHECK(hTest, RTUuidCompare(&Uuid, &UuidNull) > 0); RTTEST_CHECK(hTest, RTUuidCompare(&UuidNull, &Uuid) < 0); RTTestSub(hTest, "RTUuidToStr"); char sz[RTUUID_STR_LENGTH]; rc = RTUuidToStr(&Uuid, sz, sizeof(sz)); CHECK_RC(); RTTEST_CHECK(hTest, strlen(sz) == RTUUID_STR_LENGTH - 1); RTTestPrintf(hTest, RTTESTLVL_INFO, "UUID=%s\n", sz); RTTestSub(hTest, "RTUuidFromStr"); RTUUID Uuid2; rc = RTUuidFromStr(&Uuid2, sz); CHECK_RC(); RTTEST_CHECK(hTest, RTUuidCompare(&Uuid, &Uuid2) == 0); char *psz = (char *)RTTestGuardedAllocTail(hTest, RTUUID_STR_LENGTH); if (psz) { RTStrPrintf(psz, RTUUID_STR_LENGTH, "%s", sz); RTTESTI_CHECK_RC(RTUuidFromStr(&Uuid2, psz), VINF_SUCCESS); RTTEST_CHECK(hTest, RTUuidCompare(&Uuid, &Uuid2) == 0); for (unsigned off = 1; off < RTUUID_STR_LENGTH; off++) { char *psz2 = psz + off; RTStrPrintf(psz2, RTUUID_STR_LENGTH - off, "%s", sz); RTTESTI_CHECK_RC(RTUuidFromStr(&Uuid2, psz2), VERR_INVALID_UUID_FORMAT); } RTTestGuardedFree(hTest, psz); } RTUuidClear(&Uuid2); char sz2[RTUUID_STR_LENGTH + 2]; RTStrPrintf(sz2, sizeof(sz2), "{%s}", sz); rc = RTUuidFromStr(&Uuid2, sz2); CHECK_RC(); RTTEST_CHECK(hTest, RTUuidCompare(&Uuid, &Uuid2) == 0); psz = (char *)RTTestGuardedAllocTail(hTest, RTUUID_STR_LENGTH + 2); if (psz) { RTStrPrintf(psz, RTUUID_STR_LENGTH + 2, "{%s}", sz); RTTESTI_CHECK_RC(RTUuidFromStr(&Uuid2, psz), VINF_SUCCESS); RTTEST_CHECK(hTest, RTUuidCompare(&Uuid, &Uuid2) == 0); for (unsigned off = 1; off < RTUUID_STR_LENGTH + 2; off++) { char *psz2 = psz + off; RTStrPrintf(psz2, RTUUID_STR_LENGTH + 2 - off, "{%s}", sz); RTTESTI_CHECK_RC(RTUuidFromStr(&Uuid2, psz2), VERR_INVALID_UUID_FORMAT); } RTTestGuardedFree(hTest, psz); } RTTestSub(hTest, "RTUuidToUtf16"); RTUTF16 wsz[RTUUID_STR_LENGTH]; rc = RTUuidToUtf16(&Uuid, wsz, sizeof(wsz)); CHECK_RC(); RTTEST_CHECK(hTest, RTUtf16Len(wsz) == RTUUID_STR_LENGTH - 1); RTTestSub(hTest, "RTUuidFromUtf16"); rc = RTUuidFromUtf16(&Uuid2, wsz); CHECK_RC(); RTTEST_CHECK(hTest, RTUuidCompare(&Uuid, &Uuid2) == 0); RTUTF16 *pwsz; rc = RTStrToUtf16(sz2, &pwsz); RTTEST_CHECK(hTest, rc == VINF_SUCCESS); if (RT_SUCCESS(rc)) { RTTESTI_CHECK_RC(RTUuidFromUtf16(&Uuid2, pwsz), VINF_SUCCESS); RTTEST_CHECK(hTest, RTUuidCompare(&Uuid, &Uuid2) == 0); RTUTF16 *pwsz2 = (RTUTF16*)RTTestGuardedAllocTail(hTest, 2 * (RTUUID_STR_LENGTH + 2)); if (pwsz2) { memcpy(pwsz2, pwsz, 2 * (RTUUID_STR_LENGTH + 2)); RTTESTI_CHECK_RC(RTUuidFromUtf16(&Uuid2, pwsz2), VINF_SUCCESS); RTTEST_CHECK(hTest, RTUuidCompare(&Uuid, &Uuid2) == 0); for (unsigned off = 1; off < RTUUID_STR_LENGTH + 2; off++) { RTUTF16 *pwsz3 = pwsz2 + off; memcpy(pwsz3, pwsz, 2 * (RTUUID_STR_LENGTH + 1 - off)); pwsz3[RTUUID_STR_LENGTH + 1 - off] = 0; RTTESTI_CHECK_RC(RTUuidFromUtf16(&Uuid2, pwsz3), VERR_INVALID_UUID_FORMAT); } RTTestGuardedFree(hTest, pwsz2); } RTUtf16Free(pwsz); } RTTestSub(hTest, "RTUuidCompareStr"); RTTEST_CHECK(hTest, RTUuidCompareStr(&Uuid, sz) == 0); RTTEST_CHECK(hTest, RTUuidCompareStr(&Uuid, "00000000-0000-0000-0000-000000000000") > 0); RTTEST_CHECK(hTest, RTUuidCompareStr(&UuidNull, "00000000-0000-0000-0000-000000000000") == 0); RTTestSub(hTest, "RTUuidCompare2Strs"); RTTEST_CHECK(hTest, RTUuidCompare2Strs(sz, sz) == 0); RTTEST_CHECK(hTest, RTUuidCompare2Strs(sz, "00000000-0000-0000-0000-000000000000") > 0); RTTEST_CHECK(hTest, RTUuidCompare2Strs("00000000-0000-0000-0000-000000000000", sz) < 0); RTTEST_CHECK(hTest, RTUuidCompare2Strs("00000000-0000-0000-0000-000000000000", "00000000-0000-0000-0000-000000000000") == 0); RTTEST_CHECK(hTest, RTUuidCompare2Strs("d95d883b-f91d-4ce5-a5c5-d08bb6a85dec", "a56193c7-3e0b-4c03-9d66-56efb45082f7") > 0); RTTEST_CHECK(hTest, RTUuidCompare2Strs("a56193c7-3e0b-4c03-9d66-56efb45082f7", "d95d883b-f91d-4ce5-a5c5-d08bb6a85dec") < 0); /* * Check the binary representation. */ RTTestSub(hTest, "Binary representation"); RTUUID Uuid3; Uuid3.au8[0] = 0x01; Uuid3.au8[1] = 0x23; Uuid3.au8[2] = 0x45; Uuid3.au8[3] = 0x67; Uuid3.au8[4] = 0x89; Uuid3.au8[5] = 0xab; Uuid3.au8[6] = 0xcd; Uuid3.au8[7] = 0x4f; Uuid3.au8[8] = 0x10; Uuid3.au8[9] = 0xb2; Uuid3.au8[10] = 0x54; Uuid3.au8[11] = 0x76; Uuid3.au8[12] = 0x98; Uuid3.au8[13] = 0xba; Uuid3.au8[14] = 0xdc; Uuid3.au8[15] = 0xfe; Uuid3.Gen.u8ClockSeqHiAndReserved = (Uuid3.Gen.u8ClockSeqHiAndReserved & 0x3f) | 0x80; Uuid3.Gen.u16TimeHiAndVersion = (Uuid3.Gen.u16TimeHiAndVersion & 0x0fff) | 0x4000; const char *pszUuid3 = "67452301-ab89-4fcd-90b2-547698badcfe"; rc = RTUuidToStr(&Uuid3, sz, sizeof(sz)); CHECK_RC(); RTTEST_CHECK(hTest, strcmp(sz, pszUuid3) == 0); rc = RTUuidFromStr(&Uuid, pszUuid3); CHECK_RC(); RTTEST_CHECK(hTest, RTUuidCompare(&Uuid, &Uuid3) == 0); RTTEST_CHECK(hTest, memcmp(&Uuid3, &Uuid, sizeof(Uuid)) == 0); /* * checking the clock seq and time hi and version bits... */ RTTestSub(hTest, "Clock seq, time hi, version bits"); RTUUID Uuid4Changes; Uuid4Changes.au64[0] = 0; Uuid4Changes.au64[1] = 0; RTUUID Uuid4Prev; RTUuidCreate(&Uuid4Prev); for (unsigned i = 0; i < 1024; i++) { RTUUID Uuid4; RTUuidCreate(&Uuid4); Uuid4Changes.au64[0] |= Uuid4.au64[0] ^ Uuid4Prev.au64[0]; Uuid4Changes.au64[1] |= Uuid4.au64[1] ^ Uuid4Prev.au64[1]; #if 0 /** @todo make a bit string/dumper similar to %Rhxs/d. */ RTPrintf("tstUuid: %d %d %d %d-%d %d %d %d %d %d %d %d-%d %d %d %d ; %d %d %d %d-%d %d %d %d %d %d %d %d-%d %d %d %d\n", !!(Uuid4.Gen.u16ClockSeq & RT_BIT(0)), !!(Uuid4.Gen.u16ClockSeq & RT_BIT(1)), !!(Uuid4.Gen.u16ClockSeq & RT_BIT(2)), !!(Uuid4.Gen.u16ClockSeq & RT_BIT(3)), !!(Uuid4.Gen.u16ClockSeq & RT_BIT(4)), !!(Uuid4.Gen.u16ClockSeq & RT_BIT(5)), !!(Uuid4.Gen.u16ClockSeq & RT_BIT(6)), !!(Uuid4.Gen.u16ClockSeq & RT_BIT(7)), !!(Uuid4.Gen.u16ClockSeq & RT_BIT(8)), !!(Uuid4.Gen.u16ClockSeq & RT_BIT(9)), !!(Uuid4.Gen.u16ClockSeq & RT_BIT(10)), !!(Uuid4.Gen.u16ClockSeq & RT_BIT(11)), !!(Uuid4.Gen.u16ClockSeq & RT_BIT(12)), !!(Uuid4.Gen.u16ClockSeq & RT_BIT(13)), !!(Uuid4.Gen.u16ClockSeq & RT_BIT(14)), !!(Uuid4.Gen.u16ClockSeq & RT_BIT(15)), !!(Uuid4.Gen.u16TimeHiAndVersion & RT_BIT(0)), !!(Uuid4.Gen.u16TimeHiAndVersion & RT_BIT(1)), !!(Uuid4.Gen.u16TimeHiAndVersion & RT_BIT(2)), !!(Uuid4.Gen.u16TimeHiAndVersion & RT_BIT(3)), !!(Uuid4.Gen.u16TimeHiAndVersion & RT_BIT(4)), !!(Uuid4.Gen.u16TimeHiAndVersion & RT_BIT(5)), !!(Uuid4.Gen.u16TimeHiAndVersion & RT_BIT(6)), !!(Uuid4.Gen.u16TimeHiAndVersion & RT_BIT(7)), !!(Uuid4.Gen.u16TimeHiAndVersion & RT_BIT(8)), !!(Uuid4.Gen.u16TimeHiAndVersion & RT_BIT(9)), !!(Uuid4.Gen.u16TimeHiAndVersion & RT_BIT(10)), !!(Uuid4.Gen.u16TimeHiAndVersion & RT_BIT(11)), !!(Uuid4.Gen.u16TimeHiAndVersion & RT_BIT(12)), !!(Uuid4.Gen.u16TimeHiAndVersion & RT_BIT(13)), !!(Uuid4.Gen.u16TimeHiAndVersion & RT_BIT(14)), !!(Uuid4.Gen.u16TimeHiAndVersion & RT_BIT(15)) ); #endif Uuid4Prev = Uuid4; } RTUUID Uuid4Fixed; Uuid4Fixed.au64[0] = ~Uuid4Changes.au64[0]; Uuid4Fixed.au64[1] = ~Uuid4Changes.au64[1]; RTTestPrintf(hTest, RTTESTLVL_INFO, "fixed bits: %RTuuid (mask)\n", &Uuid4Fixed); RTTestPrintf(hTest, RTTESTLVL_INFO, "tstUuid: raw: %.*Rhxs\n", sizeof(Uuid4Fixed), &Uuid4Fixed); Uuid4Prev.au64[0] &= Uuid4Fixed.au64[0]; Uuid4Prev.au64[1] &= Uuid4Fixed.au64[1]; RTTestPrintf(hTest, RTTESTLVL_INFO, "tstUuid: fixed bits: %RTuuid (value)\n", &Uuid4Prev); RTTestPrintf(hTest, RTTESTLVL_INFO, "tstUuid: raw: %.*Rhxs\n", sizeof(Uuid4Prev), &Uuid4Prev); /* * Summary. */ return RTTestSummaryAndDestroy(hTest); }