diff options
Diffstat (limited to 'src/backend/utils/hash')
| -rw-r--r-- | src/backend/utils/hash/Makefile | 4 | ||||
| -rw-r--r-- | src/backend/utils/hash/pg_crc.c | 417 |
2 files changed, 419 insertions, 2 deletions
diff --git a/src/backend/utils/hash/Makefile b/src/backend/utils/hash/Makefile index 38db1cda30c..a3749e37d26 100644 --- a/src/backend/utils/hash/Makefile +++ b/src/backend/utils/hash/Makefile @@ -4,7 +4,7 @@ # Makefile for utils/hash # # IDENTIFICATION -# $Header: /cvsroot/pgsql/src/backend/utils/hash/Makefile,v 1.9 2000/08/31 16:10:51 petere Exp $ +# $Header: /cvsroot/pgsql/src/backend/utils/hash/Makefile,v 1.10 2001/03/13 01:17:06 tgl Exp $ # #------------------------------------------------------------------------- @@ -12,7 +12,7 @@ subdir = src/backend/utils/hash top_builddir = ../../../.. include $(top_builddir)/src/Makefile.global -OBJS = dynahash.o hashfn.o +OBJS = dynahash.o hashfn.o pg_crc.o all: SUBSYS.o diff --git a/src/backend/utils/hash/pg_crc.c b/src/backend/utils/hash/pg_crc.c new file mode 100644 index 00000000000..96413f3b8b4 --- /dev/null +++ b/src/backend/utils/hash/pg_crc.c @@ -0,0 +1,417 @@ +/*------------------------------------------------------------------------- + * + * pg_crc.c + * PostgreSQL 64-bit CRC support + * + * Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group + * Portions Copyright (c) 1994, Regents of the University of California + * + * + * IDENTIFICATION + * $Header: /cvsroot/pgsql/src/backend/utils/hash/pg_crc.c,v 1.1 2001/03/13 01:17:06 tgl Exp $ + * + *------------------------------------------------------------------------- + */ +#include "postgres.h" + +#include "utils/pg_crc.h" + + +#ifdef INT64_IS_BUSTED + +const uint32 crc_table0[256] = { + 0x00000000, 0xA9EA3693, + 0x53D46D26, 0xFA3E5BB5, + 0x0E42ECDF, 0xA7A8DA4C, + 0x5D9681F9, 0xF47CB76A, + 0x1C85D9BE, 0xB56FEF2D, + 0x4F51B498, 0xE6BB820B, + 0x12C73561, 0xBB2D03F2, + 0x41135847, 0xE8F96ED4, + 0x90E185EF, 0x390BB37C, + 0xC335E8C9, 0x6ADFDE5A, + 0x9EA36930, 0x37495FA3, + 0xCD770416, 0x649D3285, + 0x8C645C51, 0x258E6AC2, + 0xDFB03177, 0x765A07E4, + 0x8226B08E, 0x2BCC861D, + 0xD1F2DDA8, 0x7818EB3B, + 0x21C30BDE, 0x88293D4D, + 0x721766F8, 0xDBFD506B, + 0x2F81E701, 0x866BD192, + 0x7C558A27, 0xD5BFBCB4, + 0x3D46D260, 0x94ACE4F3, + 0x6E92BF46, 0xC77889D5, + 0x33043EBF, 0x9AEE082C, + 0x60D05399, 0xC93A650A, + 0xB1228E31, 0x18C8B8A2, + 0xE2F6E317, 0x4B1CD584, + 0xBF6062EE, 0x168A547D, + 0xECB40FC8, 0x455E395B, + 0xADA7578F, 0x044D611C, + 0xFE733AA9, 0x57990C3A, + 0xA3E5BB50, 0x0A0F8DC3, + 0xF031D676, 0x59DBE0E5, + 0xEA6C212F, 0x438617BC, + 0xB9B84C09, 0x10527A9A, + 0xE42ECDF0, 0x4DC4FB63, + 0xB7FAA0D6, 0x1E109645, + 0xF6E9F891, 0x5F03CE02, + 0xA53D95B7, 0x0CD7A324, + 0xF8AB144E, 0x514122DD, + 0xAB7F7968, 0x02954FFB, + 0x7A8DA4C0, 0xD3679253, + 0x2959C9E6, 0x80B3FF75, + 0x74CF481F, 0xDD257E8C, + 0x271B2539, 0x8EF113AA, + 0x66087D7E, 0xCFE24BED, + 0x35DC1058, 0x9C3626CB, + 0x684A91A1, 0xC1A0A732, + 0x3B9EFC87, 0x9274CA14, + 0xCBAF2AF1, 0x62451C62, + 0x987B47D7, 0x31917144, + 0xC5EDC62E, 0x6C07F0BD, + 0x9639AB08, 0x3FD39D9B, + 0xD72AF34F, 0x7EC0C5DC, + 0x84FE9E69, 0x2D14A8FA, + 0xD9681F90, 0x70822903, + 0x8ABC72B6, 0x23564425, + 0x5B4EAF1E, 0xF2A4998D, + 0x089AC238, 0xA170F4AB, + 0x550C43C1, 0xFCE67552, + 0x06D82EE7, 0xAF321874, + 0x47CB76A0, 0xEE214033, + 0x141F1B86, 0xBDF52D15, + 0x49899A7F, 0xE063ACEC, + 0x1A5DF759, 0xB3B7C1CA, + 0x7D3274CD, 0xD4D8425E, + 0x2EE619EB, 0x870C2F78, + 0x73709812, 0xDA9AAE81, + 0x20A4F534, 0x894EC3A7, + 0x61B7AD73, 0xC85D9BE0, + 0x3263C055, 0x9B89F6C6, + 0x6FF541AC, 0xC61F773F, + 0x3C212C8A, 0x95CB1A19, + 0xEDD3F122, 0x4439C7B1, + 0xBE079C04, 0x17EDAA97, + 0xE3911DFD, 0x4A7B2B6E, + 0xB04570DB, 0x19AF4648, + 0xF156289C, 0x58BC1E0F, + 0xA28245BA, 0x0B687329, + 0xFF14C443, 0x56FEF2D0, + 0xACC0A965, 0x052A9FF6, + 0x5CF17F13, 0xF51B4980, + 0x0F251235, 0xA6CF24A6, + 0x52B393CC, 0xFB59A55F, + 0x0167FEEA, 0xA88DC879, + 0x4074A6AD, 0xE99E903E, + 0x13A0CB8B, 0xBA4AFD18, + 0x4E364A72, 0xE7DC7CE1, + 0x1DE22754, 0xB40811C7, + 0xCC10FAFC, 0x65FACC6F, + 0x9FC497DA, 0x362EA149, + 0xC2521623, 0x6BB820B0, + 0x91867B05, 0x386C4D96, + 0xD0952342, 0x797F15D1, + 0x83414E64, 0x2AAB78F7, + 0xDED7CF9D, 0x773DF90E, + 0x8D03A2BB, 0x24E99428, + 0x975E55E2, 0x3EB46371, + 0xC48A38C4, 0x6D600E57, + 0x991CB93D, 0x30F68FAE, + 0xCAC8D41B, 0x6322E288, + 0x8BDB8C5C, 0x2231BACF, + 0xD80FE17A, 0x71E5D7E9, + 0x85996083, 0x2C735610, + 0xD64D0DA5, 0x7FA73B36, + 0x07BFD00D, 0xAE55E69E, + 0x546BBD2B, 0xFD818BB8, + 0x09FD3CD2, 0xA0170A41, + 0x5A2951F4, 0xF3C36767, + 0x1B3A09B3, 0xB2D03F20, + 0x48EE6495, 0xE1045206, + 0x1578E56C, 0xBC92D3FF, + 0x46AC884A, 0xEF46BED9, + 0xB69D5E3C, 0x1F7768AF, + 0xE549331A, 0x4CA30589, + 0xB8DFB2E3, 0x11358470, + 0xEB0BDFC5, 0x42E1E956, + 0xAA188782, 0x03F2B111, + 0xF9CCEAA4, 0x5026DC37, + 0xA45A6B5D, 0x0DB05DCE, + 0xF78E067B, 0x5E6430E8, + 0x267CDBD3, 0x8F96ED40, + 0x75A8B6F5, 0xDC428066, + 0x283E370C, 0x81D4019F, + 0x7BEA5A2A, 0xD2006CB9, + 0x3AF9026D, 0x931334FE, + 0x692D6F4B, 0xC0C759D8, + 0x34BBEEB2, 0x9D51D821, + 0x676F8394, 0xCE85B507 +}; + +const uint32 crc_table1[256] = { + 0x00000000, 0x42F0E1EB, + 0x85E1C3D7, 0xC711223C, + 0x49336645, 0x0BC387AE, + 0xCCD2A592, 0x8E224479, + 0x9266CC8A, 0xD0962D61, + 0x17870F5D, 0x5577EEB6, + 0xDB55AACF, 0x99A54B24, + 0x5EB46918, 0x1C4488F3, + 0x663D78FF, 0x24CD9914, + 0xE3DCBB28, 0xA12C5AC3, + 0x2F0E1EBA, 0x6DFEFF51, + 0xAAEFDD6D, 0xE81F3C86, + 0xF45BB475, 0xB6AB559E, + 0x71BA77A2, 0x334A9649, + 0xBD68D230, 0xFF9833DB, + 0x388911E7, 0x7A79F00C, + 0xCC7AF1FF, 0x8E8A1014, + 0x499B3228, 0x0B6BD3C3, + 0x854997BA, 0xC7B97651, + 0x00A8546D, 0x4258B586, + 0x5E1C3D75, 0x1CECDC9E, + 0xDBFDFEA2, 0x990D1F49, + 0x172F5B30, 0x55DFBADB, + 0x92CE98E7, 0xD03E790C, + 0xAA478900, 0xE8B768EB, + 0x2FA64AD7, 0x6D56AB3C, + 0xE374EF45, 0xA1840EAE, + 0x66952C92, 0x2465CD79, + 0x3821458A, 0x7AD1A461, + 0xBDC0865D, 0xFF3067B6, + 0x711223CF, 0x33E2C224, + 0xF4F3E018, 0xB60301F3, + 0xDA050215, 0x98F5E3FE, + 0x5FE4C1C2, 0x1D142029, + 0x93366450, 0xD1C685BB, + 0x16D7A787, 0x5427466C, + 0x4863CE9F, 0x0A932F74, + 0xCD820D48, 0x8F72ECA3, + 0x0150A8DA, 0x43A04931, + 0x84B16B0D, 0xC6418AE6, + 0xBC387AEA, 0xFEC89B01, + 0x39D9B93D, 0x7B2958D6, + 0xF50B1CAF, 0xB7FBFD44, + 0x70EADF78, 0x321A3E93, + 0x2E5EB660, 0x6CAE578B, + 0xABBF75B7, 0xE94F945C, + 0x676DD025, 0x259D31CE, + 0xE28C13F2, 0xA07CF219, + 0x167FF3EA, 0x548F1201, + 0x939E303D, 0xD16ED1D6, + 0x5F4C95AF, 0x1DBC7444, + 0xDAAD5678, 0x985DB793, + 0x84193F60, 0xC6E9DE8B, + 0x01F8FCB7, 0x43081D5C, + 0xCD2A5925, 0x8FDAB8CE, + 0x48CB9AF2, 0x0A3B7B19, + 0x70428B15, 0x32B26AFE, + 0xF5A348C2, 0xB753A929, + 0x3971ED50, 0x7B810CBB, + 0xBC902E87, 0xFE60CF6C, + 0xE224479F, 0xA0D4A674, + 0x67C58448, 0x253565A3, + 0xAB1721DA, 0xE9E7C031, + 0x2EF6E20D, 0x6C0603E6, + 0xF6FAE5C0, 0xB40A042B, + 0x731B2617, 0x31EBC7FC, + 0xBFC98385, 0xFD39626E, + 0x3A284052, 0x78D8A1B9, + 0x649C294A, 0x266CC8A1, + 0xE17DEA9D, 0xA38D0B76, + 0x2DAF4F0F, 0x6F5FAEE4, + 0xA84E8CD8, 0xEABE6D33, + 0x90C79D3F, 0xD2377CD4, + 0x15265EE8, 0x57D6BF03, + 0xD9F4FB7A, 0x9B041A91, + 0x5C1538AD, 0x1EE5D946, + 0x02A151B5, 0x4051B05E, + 0x87409262, 0xC5B07389, + 0x4B9237F0, 0x0962D61B, + 0xCE73F427, 0x8C8315CC, + 0x3A80143F, 0x7870F5D4, + 0xBF61D7E8, 0xFD913603, + 0x73B3727A, 0x31439391, + 0xF652B1AD, 0xB4A25046, + 0xA8E6D8B5, 0xEA16395E, + 0x2D071B62, 0x6FF7FA89, + 0xE1D5BEF0, 0xA3255F1B, + 0x64347D27, 0x26C49CCC, + 0x5CBD6CC0, 0x1E4D8D2B, + 0xD95CAF17, 0x9BAC4EFC, + 0x158E0A85, 0x577EEB6E, + 0x906FC952, 0xD29F28B9, + 0xCEDBA04A, 0x8C2B41A1, + 0x4B3A639D, 0x09CA8276, + 0x87E8C60F, 0xC51827E4, + 0x020905D8, 0x40F9E433, + 0x2CFFE7D5, 0x6E0F063E, + 0xA91E2402, 0xEBEEC5E9, + 0x65CC8190, 0x273C607B, + 0xE02D4247, 0xA2DDA3AC, + 0xBE992B5F, 0xFC69CAB4, + 0x3B78E888, 0x79880963, + 0xF7AA4D1A, 0xB55AACF1, + 0x724B8ECD, 0x30BB6F26, + 0x4AC29F2A, 0x08327EC1, + 0xCF235CFD, 0x8DD3BD16, + 0x03F1F96F, 0x41011884, + 0x86103AB8, 0xC4E0DB53, + 0xD8A453A0, 0x9A54B24B, + 0x5D459077, 0x1FB5719C, + 0x919735E5, 0xD367D40E, + 0x1476F632, 0x568617D9, + 0xE085162A, 0xA275F7C1, + 0x6564D5FD, 0x27943416, + 0xA9B6706F, 0xEB469184, + 0x2C57B3B8, 0x6EA75253, + 0x72E3DAA0, 0x30133B4B, + 0xF7021977, 0xB5F2F89C, + 0x3BD0BCE5, 0x79205D0E, + 0xBE317F32, 0xFCC19ED9, + 0x86B86ED5, 0xC4488F3E, + 0x0359AD02, 0x41A94CE9, + 0xCF8B0890, 0x8D7BE97B, + 0x4A6ACB47, 0x089A2AAC, + 0x14DEA25F, 0x562E43B4, + 0x913F6188, 0xD3CF8063, + 0x5DEDC41A, 0x1F1D25F1, + 0xD80C07CD, 0x9AFCE626 +}; + +#else /* int64 works */ + +const uint64 crc_table[256] = { + 0x0000000000000000, 0x42F0E1EBA9EA3693, + 0x85E1C3D753D46D26, 0xC711223CFA3E5BB5, + 0x493366450E42ECDF, 0x0BC387AEA7A8DA4C, + 0xCCD2A5925D9681F9, 0x8E224479F47CB76A, + 0x9266CC8A1C85D9BE, 0xD0962D61B56FEF2D, + 0x17870F5D4F51B498, 0x5577EEB6E6BB820B, + 0xDB55AACF12C73561, 0x99A54B24BB2D03F2, + 0x5EB4691841135847, 0x1C4488F3E8F96ED4, + 0x663D78FF90E185EF, 0x24CD9914390BB37C, + 0xE3DCBB28C335E8C9, 0xA12C5AC36ADFDE5A, + 0x2F0E1EBA9EA36930, 0x6DFEFF5137495FA3, + 0xAAEFDD6DCD770416, 0xE81F3C86649D3285, + 0xF45BB4758C645C51, 0xB6AB559E258E6AC2, + 0x71BA77A2DFB03177, 0x334A9649765A07E4, + 0xBD68D2308226B08E, 0xFF9833DB2BCC861D, + 0x388911E7D1F2DDA8, 0x7A79F00C7818EB3B, + 0xCC7AF1FF21C30BDE, 0x8E8A101488293D4D, + 0x499B3228721766F8, 0x0B6BD3C3DBFD506B, + 0x854997BA2F81E701, 0xC7B97651866BD192, + 0x00A8546D7C558A27, 0x4258B586D5BFBCB4, + 0x5E1C3D753D46D260, 0x1CECDC9E94ACE4F3, + 0xDBFDFEA26E92BF46, 0x990D1F49C77889D5, + 0x172F5B3033043EBF, 0x55DFBADB9AEE082C, + 0x92CE98E760D05399, 0xD03E790CC93A650A, + 0xAA478900B1228E31, 0xE8B768EB18C8B8A2, + 0x2FA64AD7E2F6E317, 0x6D56AB3C4B1CD584, + 0xE374EF45BF6062EE, 0xA1840EAE168A547D, + 0x66952C92ECB40FC8, 0x2465CD79455E395B, + 0x3821458AADA7578F, 0x7AD1A461044D611C, + 0xBDC0865DFE733AA9, 0xFF3067B657990C3A, + 0x711223CFA3E5BB50, 0x33E2C2240A0F8DC3, + 0xF4F3E018F031D676, 0xB60301F359DBE0E5, + 0xDA050215EA6C212F, 0x98F5E3FE438617BC, + 0x5FE4C1C2B9B84C09, 0x1D14202910527A9A, + 0x93366450E42ECDF0, 0xD1C685BB4DC4FB63, + 0x16D7A787B7FAA0D6, 0x5427466C1E109645, + 0x4863CE9FF6E9F891, 0x0A932F745F03CE02, + 0xCD820D48A53D95B7, 0x8F72ECA30CD7A324, + 0x0150A8DAF8AB144E, 0x43A04931514122DD, + 0x84B16B0DAB7F7968, 0xC6418AE602954FFB, + 0xBC387AEA7A8DA4C0, 0xFEC89B01D3679253, + 0x39D9B93D2959C9E6, 0x7B2958D680B3FF75, + 0xF50B1CAF74CF481F, 0xB7FBFD44DD257E8C, + 0x70EADF78271B2539, 0x321A3E938EF113AA, + 0x2E5EB66066087D7E, 0x6CAE578BCFE24BED, + 0xABBF75B735DC1058, 0xE94F945C9C3626CB, + 0x676DD025684A91A1, 0x259D31CEC1A0A732, + 0xE28C13F23B9EFC87, 0xA07CF2199274CA14, + 0x167FF3EACBAF2AF1, 0x548F120162451C62, + 0x939E303D987B47D7, 0xD16ED1D631917144, + 0x5F4C95AFC5EDC62E, 0x1DBC74446C07F0BD, + 0xDAAD56789639AB08, 0x985DB7933FD39D9B, + 0x84193F60D72AF34F, 0xC6E9DE8B7EC0C5DC, + 0x01F8FCB784FE9E69, 0x43081D5C2D14A8FA, + 0xCD2A5925D9681F90, 0x8FDAB8CE70822903, + 0x48CB9AF28ABC72B6, 0x0A3B7B1923564425, + 0x70428B155B4EAF1E, 0x32B26AFEF2A4998D, + 0xF5A348C2089AC238, 0xB753A929A170F4AB, + 0x3971ED50550C43C1, 0x7B810CBBFCE67552, + 0xBC902E8706D82EE7, 0xFE60CF6CAF321874, + 0xE224479F47CB76A0, 0xA0D4A674EE214033, + 0x67C58448141F1B86, 0x253565A3BDF52D15, + 0xAB1721DA49899A7F, 0xE9E7C031E063ACEC, + 0x2EF6E20D1A5DF759, 0x6C0603E6B3B7C1CA, + 0xF6FAE5C07D3274CD, 0xB40A042BD4D8425E, + 0x731B26172EE619EB, 0x31EBC7FC870C2F78, + 0xBFC9838573709812, 0xFD39626EDA9AAE81, + 0x3A28405220A4F534, 0x78D8A1B9894EC3A7, + 0x649C294A61B7AD73, 0x266CC8A1C85D9BE0, + 0xE17DEA9D3263C055, 0xA38D0B769B89F6C6, + 0x2DAF4F0F6FF541AC, 0x6F5FAEE4C61F773F, + 0xA84E8CD83C212C8A, 0xEABE6D3395CB1A19, + 0x90C79D3FEDD3F122, 0xD2377CD44439C7B1, + 0x15265EE8BE079C04, 0x57D6BF0317EDAA97, + 0xD9F4FB7AE3911DFD, 0x9B041A914A7B2B6E, + 0x5C1538ADB04570DB, 0x1EE5D94619AF4648, + 0x02A151B5F156289C, 0x4051B05E58BC1E0F, + 0x87409262A28245BA, 0xC5B073890B687329, + 0x4B9237F0FF14C443, 0x0962D61B56FEF2D0, + 0xCE73F427ACC0A965, 0x8C8315CC052A9FF6, + 0x3A80143F5CF17F13, 0x7870F5D4F51B4980, + 0xBF61D7E80F251235, 0xFD913603A6CF24A6, + 0x73B3727A52B393CC, 0x31439391FB59A55F, + 0xF652B1AD0167FEEA, 0xB4A25046A88DC879, + 0xA8E6D8B54074A6AD, 0xEA16395EE99E903E, + 0x2D071B6213A0CB8B, 0x6FF7FA89BA4AFD18, + 0xE1D5BEF04E364A72, 0xA3255F1BE7DC7CE1, + 0x64347D271DE22754, 0x26C49CCCB40811C7, + 0x5CBD6CC0CC10FAFC, 0x1E4D8D2B65FACC6F, + 0xD95CAF179FC497DA, 0x9BAC4EFC362EA149, + 0x158E0A85C2521623, 0x577EEB6E6BB820B0, + 0x906FC95291867B05, 0xD29F28B9386C4D96, + 0xCEDBA04AD0952342, 0x8C2B41A1797F15D1, + 0x4B3A639D83414E64, 0x09CA82762AAB78F7, + 0x87E8C60FDED7CF9D, 0xC51827E4773DF90E, + 0x020905D88D03A2BB, 0x40F9E43324E99428, + 0x2CFFE7D5975E55E2, 0x6E0F063E3EB46371, + 0xA91E2402C48A38C4, 0xEBEEC5E96D600E57, + 0x65CC8190991CB93D, 0x273C607B30F68FAE, + 0xE02D4247CAC8D41B, 0xA2DDA3AC6322E288, + 0xBE992B5F8BDB8C5C, 0xFC69CAB42231BACF, + 0x3B78E888D80FE17A, 0x7988096371E5D7E9, + 0xF7AA4D1A85996083, 0xB55AACF12C735610, + 0x724B8ECDD64D0DA5, 0x30BB6F267FA73B36, + 0x4AC29F2A07BFD00D, 0x08327EC1AE55E69E, + 0xCF235CFD546BBD2B, 0x8DD3BD16FD818BB8, + 0x03F1F96F09FD3CD2, 0x41011884A0170A41, + 0x86103AB85A2951F4, 0xC4E0DB53F3C36767, + 0xD8A453A01B3A09B3, 0x9A54B24BB2D03F20, + 0x5D45907748EE6495, 0x1FB5719CE1045206, + 0x919735E51578E56C, 0xD367D40EBC92D3FF, + 0x1476F63246AC884A, 0x568617D9EF46BED9, + 0xE085162AB69D5E3C, 0xA275F7C11F7768AF, + 0x6564D5FDE549331A, 0x279434164CA30589, + 0xA9B6706FB8DFB2E3, 0xEB46918411358470, + 0x2C57B3B8EB0BDFC5, 0x6EA7525342E1E956, + 0x72E3DAA0AA188782, 0x30133B4B03F2B111, + 0xF7021977F9CCEAA4, 0xB5F2F89C5026DC37, + 0x3BD0BCE5A45A6B5D, 0x79205D0E0DB05DCE, + 0xBE317F32F78E067B, 0xFCC19ED95E6430E8, + 0x86B86ED5267CDBD3, 0xC4488F3E8F96ED40, + 0x0359AD0275A8B6F5, 0x41A94CE9DC428066, + 0xCF8B0890283E370C, 0x8D7BE97B81D4019F, + 0x4A6ACB477BEA5A2A, 0x089A2AACD2006CB9, + 0x14DEA25F3AF9026D, 0x562E43B4931334FE, + 0x913F6188692D6F4B, 0xD3CF8063C0C759D8, + 0x5DEDC41A34BBEEB2, 0x1F1D25F19D51D821, + 0xD80C07CD676F8394, 0x9AFCE626CE85B507 +}; + +#endif /* INT64_IS_BUSTED */ |