Fix incorrect addition, subtraction, and overflow checking in new
inet operators.
This commit is contained in:
Tom Lane
parent
77bb65d3fc
commit
fbb1daed93
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@ -1,7 +1,7 @@
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/*
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* PostgreSQL type definitions for the INET and CIDR types.
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*
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* $PostgreSQL: pgsql/src/backend/utils/adt/network.c,v 1.64 2006/02/11 03:32:39 momjian Exp $
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* $PostgreSQL: pgsql/src/backend/utils/adt/network.c,v 1.65 2006/02/11 20:39:58 tgl Exp $
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*
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* Jon Postel RIP 16 Oct 1998
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*/
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@ -27,7 +27,7 @@ static int32 network_cmp_internal(inet *a1, inet *a2);
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static int bitncmp(void *l, void *r, int n);
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static bool addressOK(unsigned char *a, int bits, int family);
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static int ip_addrsize(inet *inetptr);
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static Datum internal_inetpl(inet *ip, int64 iarg);
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static inet *internal_inetpl(inet *ip, int64 addend);
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/*
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* Access macros.
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@ -1292,8 +1292,7 @@ inetand(PG_FUNCTION_ARGS)
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if (ip_family(ip) != ip_family(ip2))
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ereport(ERROR,
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(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
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errmsg("mismatch in address family (%d) != (%d)",
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ip_family(ip), ip_family(ip2))));
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errmsg("cannot AND inet values of different sizes")));
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else
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{
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int nb = ip_addrsize(ip);
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@ -1327,8 +1326,7 @@ inetor(PG_FUNCTION_ARGS)
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if (ip_family(ip) != ip_family(ip2))
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ereport(ERROR,
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(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
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errmsg("mismatch in address family (%d) != (%d)",
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ip_family(ip), ip_family(ip2))));
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errmsg("cannot OR inet values of different sizes")));
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else
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{
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int nb = ip_addrsize(ip);
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@ -1350,8 +1348,8 @@ inetor(PG_FUNCTION_ARGS)
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}
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static Datum
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internal_inetpl(inet *ip, int64 plus)
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static inet *
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internal_inetpl(inet *ip, int64 addend)
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{
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inet *dst;
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@ -1365,15 +1363,31 @@ internal_inetpl(inet *ip, int64 plus)
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while (nb-- > 0)
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{
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pdst[nb] = carry = pip[nb] + plus + carry;
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plus /= 0x100; /* process next byte */
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carry /= 0x100; /* remove low byte */
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/* Overflow on high byte? */
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if (nb == 0 && (plus != 0 || carry != 0))
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ereport(ERROR,
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(errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
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errmsg("result out of range")));
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carry = pip[nb] + (int) (addend & 0xFF) + carry;
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pdst[nb] = (unsigned char) (carry & 0xFF);
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carry >>= 8;
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/*
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* We have to be careful about right-shifting addend because
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* right-shift isn't portable for negative values, while
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* simply dividing by 256 doesn't work (the standard rounding
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* is in the wrong direction, besides which there may be machines
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* out there that round the wrong way). So, explicitly clear
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* the low-order byte to remove any doubt about the correct
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* result of the division, and then divide rather than shift.
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*/
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addend &= ~((int64) 0xFF);
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addend /= 0x100;
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}
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/*
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* At this point we should have addend and carry both zero if
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* original addend was >= 0, or addend -1 and carry 1 if original
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* addend was < 0. Anything else means overflow.
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*/
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if (!((addend == 0 && carry == 0) ||
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(addend == -1 && carry == 1)))
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ereport(ERROR,
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(errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
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errmsg("result out of range")));
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}
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ip_bits(dst) = ip_bits(ip);
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@ -1382,7 +1396,7 @@ internal_inetpl(inet *ip, int64 plus)
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((char *) ip_addr(dst) - (char *) VARDATA(dst)) +
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ip_addrsize(dst);
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PG_RETURN_INET_P(dst);
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return dst;
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}
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@ -1390,9 +1404,9 @@ Datum
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inetpl(PG_FUNCTION_ARGS)
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{
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inet *ip = PG_GETARG_INET_P(0);
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int64 plus = PG_GETARG_INT64(1);
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int64 addend = PG_GETARG_INT64(1);
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return internal_inetpl(ip, plus);
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PG_RETURN_INET_P(internal_inetpl(ip, addend));
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}
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@ -1400,9 +1414,9 @@ Datum
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inetmi_int8(PG_FUNCTION_ARGS)
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{
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inet *ip = PG_GETARG_INET_P(0);
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int64 plus = PG_GETARG_INT64(1);
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int64 addend = PG_GETARG_INT64(1);
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return internal_inetpl(ip, -plus);
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PG_RETURN_INET_P(internal_inetpl(ip, -addend));
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}
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@ -1416,42 +1430,53 @@ inetmi(PG_FUNCTION_ARGS)
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if (ip_family(ip) != ip_family(ip2))
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ereport(ERROR,
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(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
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errmsg("mismatch in address family (%d) != (%d)",
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ip_family(ip), ip_family(ip2))));
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errmsg("cannot subtract inet values of different sizes")));
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else
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{
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/*
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* We form the difference using the traditional complement,
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* increment, and add rule, with the increment part being handled
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* by starting the carry off at 1. If you don't think integer
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* arithmetic is done in two's complement, too bad.
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*/
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int nb = ip_addrsize(ip);
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int byte = 0;
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unsigned char *pip = ip_addr(ip);
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unsigned char *pip2 = ip_addr(ip2);
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int carry = 1;
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while (nb-- > 0)
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{
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/*
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* Error if overflow on last byte. This test is tricky
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* because if the subtraction == 128 and res is negative, or
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* if subtraction == -128 and res is positive, the result
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* would still fit in int64.
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*/
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if (byte + 1 == sizeof(int64) &&
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(pip[nb] - pip2[nb] >= 128 + (res < 0) ||
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pip[nb] - pip2[nb] <= -128 - (res > 0)))
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ereport(ERROR,
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(errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
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errmsg("result out of range")));
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if (byte >= sizeof(int64))
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int lobyte;
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carry = pip[nb] + (~pip2[nb] & 0xFF) + carry;
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lobyte = carry & 0xFF;
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if (byte < sizeof(int64))
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{
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/* Error if bytes beyond int64 length differ. */
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if (pip[nb] != pip2[nb])
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res |= ((int64) lobyte) << (byte * 8);
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}
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else
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{
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/*
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* Input wider than int64: check for overflow. All bytes
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* to the left of what will fit should be 0 or 0xFF,
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* depending on sign of the now-complete result.
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*/
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if ((res < 0) ? (lobyte != 0xFF) : (lobyte != 0))
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ereport(ERROR,
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(errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
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errmsg("result out of range")));
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}
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else
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res += (int64)(pip[nb] - pip2[nb]) << (byte * 8);
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carry >>= 8;
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byte++;
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}
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/*
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* If input is narrower than int64, overflow is not possible, but
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* we have to do proper sign extension.
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*/
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if (carry == 0 && byte < sizeof(int64))
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res |= ((int64) -1) << (byte * 8);
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}
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PG_RETURN_INT64(res);
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@ -7,7 +7,7 @@
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* Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* $PostgreSQL: pgsql/src/include/catalog/pg_proc.h,v 1.395 2006/02/11 03:32:39 momjian Exp $
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* $PostgreSQL: pgsql/src/include/catalog/pg_proc.h,v 1.396 2006/02/11 20:39:58 tgl Exp $
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*
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* NOTES
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* The script catalog/genbki.sh reads this file and generates .bki
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@ -2297,7 +2297,7 @@ DESCR("bitwise or");
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DATA(insert OID = 1675 ( bitxor PGNSP PGUID 12 f f t f i 2 1560 "1560 1560" _null_ _null_ _null_ bitxor - _null_ ));
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DESCR("bitwise exclusive or");
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DATA(insert OID = 1676 ( bitnot PGNSP PGUID 12 f f t f i 1 1560 "1560" _null_ _null_ _null_ bitnot - _null_ ));
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DESCR("bitwise negation");
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DESCR("bitwise not");
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DATA(insert OID = 1677 ( bitshiftleft PGNSP PGUID 12 f f t f i 2 1560 "1560 23" _null_ _null_ _null_ bitshiftleft - _null_ ));
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DESCR("bitwise left shift");
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DATA(insert OID = 1678 ( bitshiftright PGNSP PGUID 12 f f t f i 2 1560 "1560 23" _null_ _null_ _null_ bitshiftright - _null_ ));
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@ -2423,28 +2423,28 @@ DATA(insert OID = 1715 ( cidr PGNSP PGUID 12 f f t f i 1 650 "869" _null_ _n
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DESCR("coerce inet to cidr");
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DATA(insert OID = 2196 ( inet_client_addr PGNSP PGUID 12 f f f f s 0 869 "" _null_ _null_ _null_ inet_client_addr - _null_ ));
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DESCR("INET address of the client");
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DESCR("inet address of the client");
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DATA(insert OID = 2197 ( inet_client_port PGNSP PGUID 12 f f f f s 0 23 "" _null_ _null_ _null_ inet_client_port - _null_ ));
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DESCR("client's port number for this connection");
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DATA(insert OID = 2198 ( inet_server_addr PGNSP PGUID 12 f f f f s 0 869 "" _null_ _null_ _null_ inet_server_addr - _null_ ));
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DESCR("INET address of the server");
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DESCR("inet address of the server");
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DATA(insert OID = 2199 ( inet_server_port PGNSP PGUID 12 f f f f s 0 23 "" _null_ _null_ _null_ inet_server_port - _null_ ));
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DESCR("server's port number for this connection");
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DATA(insert OID = 2627 ( inetnot PGNSP PGUID 12 f f t f i 1 869 "869" _null_ _null_ _null_ inetnot - _null_ ));
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DESCR("binary NOT");
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DESCR("bitwise not");
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DATA(insert OID = 2628 ( inetand PGNSP PGUID 12 f f t f i 2 869 "869 869" _null_ _null_ _null_ inetand - _null_ ));
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DESCR("binary AND");
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DESCR("bitwise and");
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DATA(insert OID = 2629 ( inetor PGNSP PGUID 12 f f t f i 2 869 "869 869" _null_ _null_ _null_ inetor - _null_ ));
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DESCR("binary OR");
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DESCR("bitwise or");
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DATA(insert OID = 2630 ( inetpl PGNSP PGUID 12 f f t f i 2 869 "869 20" _null_ _null_ _null_ inetpl - _null_ ));
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DESCR("add integer to INET value");
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DATA(insert OID = 2631 ( int8pl_inet PGNSP PGUID 14 f f t f i 2 869 "20 869" _null_ _null_ _null_ "select $2 + $1" - _null_ ));
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DESCR("add integer to INET value");
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DESCR("add integer to inet value");
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DATA(insert OID = 2631 ( int8pl_inet PGNSP PGUID 14 f f t f i 2 869 "20 869" _null_ _null_ _null_ "select $2 + $1" - _null_ ));
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DESCR("add integer to inet value");
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DATA(insert OID = 2632 ( inetmi_int8 PGNSP PGUID 12 f f t f i 2 869 "869 20" _null_ _null_ _null_ inetmi_int8 - _null_ ));
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DESCR("subtract integer from INET value");
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DESCR("subtract integer from inet value");
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DATA(insert OID = 2633 ( inetmi PGNSP PGUID 12 f f t f i 2 20 "869 869" _null_ _null_ _null_ inetmi - _null_ ));
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DESCR("subtract INET values");
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DESCR("subtract inet values");
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DATA(insert OID = 1686 ( numeric PGNSP PGUID 12 f f t f i 1 1700 "25" _null_ _null_ _null_ text_numeric - _null_ ));
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DESCR("(internal)");
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@ -39,22 +39,22 @@ SELECT '' AS ten, c AS cidr, i AS inet FROM INET_TBL;
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ten | cidr | inet
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-----+--------------------+------------------
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| 192.168.1.0/24 | 192.168.1.226/24
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| 192.168.1.0/26 | 192.168.1.226
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| 192.168.1.0/24 | 192.168.1.0/24
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| 192.168.1.0/24 | 192.168.1.0/25
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| 192.168.1.0/26 | 192.168.1.226
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| 192.168.1.0/24 | 192.168.1.0/24
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| 192.168.1.0/24 | 192.168.1.0/25
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| 192.168.1.0/24 | 192.168.1.255/24
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| 192.168.1.0/24 | 192.168.1.255/25
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| 10.0.0.0/8 | 10.1.2.3/8
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| 10.0.0.0/32 | 10.1.2.3/8
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| 10.1.2.3/32 | 10.1.2.3
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| 10.1.2.0/24 | 10.1.2.3/24
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| 10.1.0.0/16 | 10.1.2.3/16
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| 10.0.0.0/8 | 10.1.2.3/8
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| 10.0.0.0/8 | 11.1.2.3/8
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| 10.0.0.0/8 | 9.1.2.3/8
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| 10:23::f1/128 | 10:23::f1/64
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| 10:23::8000/113 | 10:23::ffff
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| ::ffff:1.2.3.4/128 | ::4.3.2.1/24
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| 10.0.0.0/8 | 10.1.2.3/8
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| 10.0.0.0/32 | 10.1.2.3/8
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| 10.1.2.3/32 | 10.1.2.3
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| 10.1.2.0/24 | 10.1.2.3/24
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| 10.1.0.0/16 | 10.1.2.3/16
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| 10.0.0.0/8 | 10.1.2.3/8
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| 10.0.0.0/8 | 11.1.2.3/8
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| 10.0.0.0/8 | 9.1.2.3/8
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| 10:23::f1/128 | 10:23::f1/64
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| 10:23::8000/113 | 10:23::ffff
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| ::ffff:1.2.3.4/128 | ::4.3.2.1/24
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(17 rows)
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-- now test some support functions
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@ -84,22 +84,22 @@ SELECT '' AS ten, c AS cidr, broadcast(c),
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i AS inet, broadcast(i) FROM INET_TBL;
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ten | cidr | broadcast | inet | broadcast
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-----+--------------------+------------------+------------------+---------------------------------------
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| 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.226/24 | 192.168.1.255/24
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| 192.168.1.0/26 | 192.168.1.63/26 | 192.168.1.226 | 192.168.1.226
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| 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.0/24 | 192.168.1.255/24
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| 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.0/25 | 192.168.1.127/25
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| 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.255/24 | 192.168.1.255/24
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| 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.255/25 | 192.168.1.255/25
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| 10.0.0.0/8 | 10.255.255.255/8 | 10.1.2.3/8 | 10.255.255.255/8
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| 10.0.0.0/32 | 10.0.0.0 | 10.1.2.3/8 | 10.255.255.255/8
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| 10.1.2.3/32 | 10.1.2.3 | 10.1.2.3 | 10.1.2.3
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| 10.1.2.0/24 | 10.1.2.255/24 | 10.1.2.3/24 | 10.1.2.255/24
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| 10.1.0.0/16 | 10.1.255.255/16 | 10.1.2.3/16 | 10.1.255.255/16
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| 10.0.0.0/8 | 10.255.255.255/8 | 10.1.2.3/8 | 10.255.255.255/8
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| 10.0.0.0/8 | 10.255.255.255/8 | 11.1.2.3/8 | 11.255.255.255/8
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| 10.0.0.0/8 | 10.255.255.255/8 | 9.1.2.3/8 | 9.255.255.255/8
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| 10:23::f1/128 | 10:23::f1 | 10:23::f1/64 | 10:23::ffff:ffff:ffff:ffff/64
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| 10:23::8000/113 | 10:23::ffff/113 | 10:23::ffff | 10:23::ffff
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| 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.226/24 | 192.168.1.255/24
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| 192.168.1.0/26 | 192.168.1.63/26 | 192.168.1.226 | 192.168.1.226
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| 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.0/24 | 192.168.1.255/24
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| 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.0/25 | 192.168.1.127/25
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| 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.255/24 | 192.168.1.255/24
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| 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.255/25 | 192.168.1.255/25
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| 10.0.0.0/8 | 10.255.255.255/8 | 10.1.2.3/8 | 10.255.255.255/8
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| 10.0.0.0/32 | 10.0.0.0 | 10.1.2.3/8 | 10.255.255.255/8
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| 10.1.2.3/32 | 10.1.2.3 | 10.1.2.3 | 10.1.2.3
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| 10.1.2.0/24 | 10.1.2.255/24 | 10.1.2.3/24 | 10.1.2.255/24
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| 10.1.0.0/16 | 10.1.255.255/16 | 10.1.2.3/16 | 10.1.255.255/16
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| 10.0.0.0/8 | 10.255.255.255/8 | 10.1.2.3/8 | 10.255.255.255/8
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| 10.0.0.0/8 | 10.255.255.255/8 | 11.1.2.3/8 | 11.255.255.255/8
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| 10.0.0.0/8 | 10.255.255.255/8 | 9.1.2.3/8 | 9.255.255.255/8
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| 10:23::f1/128 | 10:23::f1 | 10:23::f1/64 | 10:23::ffff:ffff:ffff:ffff/64
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| 10:23::8000/113 | 10:23::ffff/113 | 10:23::ffff | 10:23::ffff
|
||||
| ::ffff:1.2.3.4/128 | ::ffff:1.2.3.4 | ::4.3.2.1/24 | 0:ff:ffff:ffff:ffff:ffff:ffff:ffff/24
|
||||
(17 rows)
|
||||
|
||||
|
|
@ -107,23 +107,23 @@ SELECT '' AS ten, c AS cidr, network(c) AS "network(cidr)",
|
|||
i AS inet, network(i) AS "network(inet)" FROM INET_TBL;
|
||||
ten | cidr | network(cidr) | inet | network(inet)
|
||||
-----+--------------------+--------------------+------------------+------------------
|
||||
| 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.226/24 | 192.168.1.0/24
|
||||
| 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.226/24 | 192.168.1.0/24
|
||||
| 192.168.1.0/26 | 192.168.1.0/26 | 192.168.1.226 | 192.168.1.226/32
|
||||
| 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.0/24
|
||||
| 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.0/25 | 192.168.1.0/25
|
||||
| 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.0/24
|
||||
| 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.0/24
|
||||
| 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.0/25 | 192.168.1.0/25
|
||||
| 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.0/24
|
||||
| 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.255/25 | 192.168.1.128/25
|
||||
| 10.0.0.0/8 | 10.0.0.0/8 | 10.1.2.3/8 | 10.0.0.0/8
|
||||
| 10.0.0.0/32 | 10.0.0.0/32 | 10.1.2.3/8 | 10.0.0.0/8
|
||||
| 10.1.2.3/32 | 10.1.2.3/32 | 10.1.2.3 | 10.1.2.3/32
|
||||
| 10.1.2.0/24 | 10.1.2.0/24 | 10.1.2.3/24 | 10.1.2.0/24
|
||||
| 10.1.0.0/16 | 10.1.0.0/16 | 10.1.2.3/16 | 10.1.0.0/16
|
||||
| 10.0.0.0/8 | 10.0.0.0/8 | 10.1.2.3/8 | 10.0.0.0/8
|
||||
| 10.0.0.0/8 | 10.0.0.0/8 | 11.1.2.3/8 | 11.0.0.0/8
|
||||
| 10.0.0.0/8 | 10.0.0.0/8 | 9.1.2.3/8 | 9.0.0.0/8
|
||||
| 10:23::f1/128 | 10:23::f1/128 | 10:23::f1/64 | 10:23::/64
|
||||
| 10:23::8000/113 | 10:23::8000/113 | 10:23::ffff | 10:23::ffff/128
|
||||
| ::ffff:1.2.3.4/128 | ::ffff:1.2.3.4/128 | ::4.3.2.1/24 | ::/24
|
||||
| 10.0.0.0/8 | 10.0.0.0/8 | 10.1.2.3/8 | 10.0.0.0/8
|
||||
| 10.0.0.0/32 | 10.0.0.0/32 | 10.1.2.3/8 | 10.0.0.0/8
|
||||
| 10.1.2.3/32 | 10.1.2.3/32 | 10.1.2.3 | 10.1.2.3/32
|
||||
| 10.1.2.0/24 | 10.1.2.0/24 | 10.1.2.3/24 | 10.1.2.0/24
|
||||
| 10.1.0.0/16 | 10.1.0.0/16 | 10.1.2.3/16 | 10.1.0.0/16
|
||||
| 10.0.0.0/8 | 10.0.0.0/8 | 10.1.2.3/8 | 10.0.0.0/8
|
||||
| 10.0.0.0/8 | 10.0.0.0/8 | 11.1.2.3/8 | 11.0.0.0/8
|
||||
| 10.0.0.0/8 | 10.0.0.0/8 | 9.1.2.3/8 | 9.0.0.0/8
|
||||
| 10:23::f1/128 | 10:23::f1/128 | 10:23::f1/64 | 10:23::/64
|
||||
| 10:23::8000/113 | 10:23::8000/113 | 10:23::ffff | 10:23::ffff/128
|
||||
| ::ffff:1.2.3.4/128 | ::ffff:1.2.3.4/128 | ::4.3.2.1/24 | ::/24
|
||||
(17 rows)
|
||||
|
||||
SELECT '' AS ten, c AS cidr, masklen(c) AS "masklen(cidr)",
|
||||
|
|
@ -165,7 +165,7 @@ SELECT '' AS six, c AS cidr, i AS inet FROM INET_TBL
|
|||
six | cidr | inet
|
||||
-----+----------------+----------------
|
||||
| 192.168.1.0/24 | 192.168.1.0/24
|
||||
| 10.1.2.3/32 | 10.1.2.3
|
||||
| 10.1.2.3/32 | 10.1.2.3
|
||||
(2 rows)
|
||||
|
||||
SELECT '' AS ten, i, c,
|
||||
|
|
@ -176,23 +176,23 @@ SELECT '' AS ten, i, c,
|
|||
FROM INET_TBL;
|
||||
ten | i | c | lt | le | eq | ge | gt | ne | sb | sbe | sup | spe
|
||||
-----+------------------+--------------------+----+----+----+----+----+----+----+-----+-----+-----
|
||||
| 192.168.1.226/24 | 192.168.1.0/24 | f | f | f | t | t | t | f | t | f | t
|
||||
| 192.168.1.226 | 192.168.1.0/26 | f | f | f | t | t | t | f | f | f | f
|
||||
| 192.168.1.0/24 | 192.168.1.0/24 | f | t | t | t | f | f | f | t | f | t
|
||||
| 192.168.1.0/25 | 192.168.1.0/24 | f | f | f | t | t | t | t | t | f | f
|
||||
| 192.168.1.255/24 | 192.168.1.0/24 | f | f | f | t | t | t | f | t | f | t
|
||||
| 192.168.1.255/25 | 192.168.1.0/24 | f | f | f | t | t | t | t | t | f | f
|
||||
| 10.1.2.3/8 | 10.0.0.0/8 | f | f | f | t | t | t | f | t | f | t
|
||||
| 10.1.2.3/8 | 10.0.0.0/32 | t | t | f | f | f | t | f | f | t | t
|
||||
| 10.1.2.3 | 10.1.2.3/32 | f | t | t | t | f | f | f | t | f | t
|
||||
| 10.1.2.3/24 | 10.1.2.0/24 | f | f | f | t | t | t | f | t | f | t
|
||||
| 10.1.2.3/16 | 10.1.0.0/16 | f | f | f | t | t | t | f | t | f | t
|
||||
| 10.1.2.3/8 | 10.0.0.0/8 | f | f | f | t | t | t | f | t | f | t
|
||||
| 11.1.2.3/8 | 10.0.0.0/8 | f | f | f | t | t | t | f | f | f | f
|
||||
| 9.1.2.3/8 | 10.0.0.0/8 | t | t | f | f | f | t | f | f | f | f
|
||||
| 10:23::f1/64 | 10:23::f1/128 | t | t | f | f | f | t | f | f | t | t
|
||||
| 10:23::ffff | 10:23::8000/113 | f | f | f | t | t | t | t | t | f | f
|
||||
| ::4.3.2.1/24 | ::ffff:1.2.3.4/128 | t | t | f | f | f | t | f | f | t | t
|
||||
| 192.168.1.226/24 | 192.168.1.0/24 | f | f | f | t | t | t | f | t | f | t
|
||||
| 192.168.1.226 | 192.168.1.0/26 | f | f | f | t | t | t | f | f | f | f
|
||||
| 192.168.1.0/24 | 192.168.1.0/24 | f | t | t | t | f | f | f | t | f | t
|
||||
| 192.168.1.0/25 | 192.168.1.0/24 | f | f | f | t | t | t | t | t | f | f
|
||||
| 192.168.1.255/24 | 192.168.1.0/24 | f | f | f | t | t | t | f | t | f | t
|
||||
| 192.168.1.255/25 | 192.168.1.0/24 | f | f | f | t | t | t | t | t | f | f
|
||||
| 10.1.2.3/8 | 10.0.0.0/8 | f | f | f | t | t | t | f | t | f | t
|
||||
| 10.1.2.3/8 | 10.0.0.0/32 | t | t | f | f | f | t | f | f | t | t
|
||||
| 10.1.2.3 | 10.1.2.3/32 | f | t | t | t | f | f | f | t | f | t
|
||||
| 10.1.2.3/24 | 10.1.2.0/24 | f | f | f | t | t | t | f | t | f | t
|
||||
| 10.1.2.3/16 | 10.1.0.0/16 | f | f | f | t | t | t | f | t | f | t
|
||||
| 10.1.2.3/8 | 10.0.0.0/8 | f | f | f | t | t | t | f | t | f | t
|
||||
| 11.1.2.3/8 | 10.0.0.0/8 | f | f | f | t | t | t | f | f | f | f
|
||||
| 9.1.2.3/8 | 10.0.0.0/8 | t | t | f | f | f | t | f | f | f | f
|
||||
| 10:23::f1/64 | 10:23::f1/128 | t | t | f | f | f | t | f | f | t | t
|
||||
| 10:23::ffff | 10:23::8000/113 | f | f | f | t | t | t | t | t | f | f
|
||||
| ::4.3.2.1/24 | ::ffff:1.2.3.4/128 | t | t | f | f | f | t | f | f | t | t
|
||||
(17 rows)
|
||||
|
||||
-- check the conversion to/from text and set_netmask
|
||||
|
|
@ -201,21 +201,21 @@ SELECT '' AS ten, set_masklen(inet(text(i)), 24) FROM INET_TBL;
|
|||
-----+------------------
|
||||
| 192.168.1.226/24
|
||||
| 192.168.1.226/24
|
||||
| 192.168.1.0/24
|
||||
| 192.168.1.0/24
|
||||
| 192.168.1.0/24
|
||||
| 192.168.1.0/24
|
||||
| 192.168.1.255/24
|
||||
| 192.168.1.255/24
|
||||
| 10.1.2.3/24
|
||||
| 10.1.2.3/24
|
||||
| 10.1.2.3/24
|
||||
| 10.1.2.3/24
|
||||
| 10.1.2.3/24
|
||||
| 10.1.2.3/24
|
||||
| 11.1.2.3/24
|
||||
| 9.1.2.3/24
|
||||
| 10:23::f1/24
|
||||
| 10:23::ffff/24
|
||||
| ::4.3.2.1/24
|
||||
| 10.1.2.3/24
|
||||
| 10.1.2.3/24
|
||||
| 10.1.2.3/24
|
||||
| 10.1.2.3/24
|
||||
| 10.1.2.3/24
|
||||
| 10.1.2.3/24
|
||||
| 11.1.2.3/24
|
||||
| 9.1.2.3/24
|
||||
| 10:23::f1/24
|
||||
| 10:23::ffff/24
|
||||
| ::4.3.2.1/24
|
||||
(17 rows)
|
||||
|
||||
-- check that index works correctly
|
||||
|
|
@ -224,153 +224,224 @@ SET enable_seqscan TO off;
|
|||
SELECT * FROM inet_tbl WHERE i<<'192.168.1.0/24'::cidr;
|
||||
c | i
|
||||
----------------+------------------
|
||||
192.168.1.0/24 | 192.168.1.0/25
|
||||
192.168.1.0/24 | 192.168.1.0/25
|
||||
192.168.1.0/24 | 192.168.1.255/25
|
||||
192.168.1.0/26 | 192.168.1.226
|
||||
192.168.1.0/26 | 192.168.1.226
|
||||
(3 rows)
|
||||
|
||||
SELECT * FROM inet_tbl WHERE i<<='192.168.1.0/24'::cidr;
|
||||
c | i
|
||||
----------------+------------------
|
||||
192.168.1.0/24 | 192.168.1.0/24
|
||||
192.168.1.0/24 | 192.168.1.0/24
|
||||
192.168.1.0/24 | 192.168.1.226/24
|
||||
192.168.1.0/24 | 192.168.1.255/24
|
||||
192.168.1.0/24 | 192.168.1.0/25
|
||||
192.168.1.0/24 | 192.168.1.0/25
|
||||
192.168.1.0/24 | 192.168.1.255/25
|
||||
192.168.1.0/26 | 192.168.1.226
|
||||
192.168.1.0/26 | 192.168.1.226
|
||||
(6 rows)
|
||||
|
||||
SELECT ~i FROM inet_tbl;
|
||||
?column?
|
||||
--------------------------------------------
|
||||
63.87.254.29/24
|
||||
63.87.254.29
|
||||
63.87.254.255/24
|
||||
63.87.254.255/25
|
||||
63.87.254.0/24
|
||||
63.87.254.0/25
|
||||
245.254.253.252/8
|
||||
245.254.253.252/8
|
||||
245.254.253.252
|
||||
245.254.253.252/24
|
||||
245.254.253.252/16
|
||||
245.254.253.252/8
|
||||
244.254.253.252/8
|
||||
246.254.253.252/8
|
||||
ffef:ffdc:ffff:ffff:ffff:ffff:ffff:ff0e/64
|
||||
ffef:ffdc:ffff:ffff:ffff:ffff:ffff:0
|
||||
ffff:ffff:ffff:ffff:ffff:ffff:fbfc:fdfe/24
|
||||
(17 rows)
|
||||
|
||||
SELECT i & c FROM inet_tbl;
|
||||
?column?
|
||||
----------------
|
||||
192.168.1.0/24
|
||||
192.168.1.0
|
||||
192.168.1.0/24
|
||||
192.168.1.0/25
|
||||
192.168.1.0/24
|
||||
192.168.1.0/25
|
||||
10.0.0.0/8
|
||||
10.0.0.0
|
||||
10.1.2.3
|
||||
10.1.2.0/24
|
||||
10.1.0.0/16
|
||||
10.0.0.0/8
|
||||
10.0.0.0/8
|
||||
8.0.0.0/8
|
||||
10:23::f1
|
||||
10:23::8000
|
||||
::0.2.2.0
|
||||
(17 rows)
|
||||
|
||||
SELECT i | c FROM inet_tbl;
|
||||
?column?
|
||||
------------------
|
||||
192.168.1.226/24
|
||||
192.168.1.226
|
||||
192.168.1.0/24
|
||||
192.168.1.0/25
|
||||
192.168.1.255/24
|
||||
192.168.1.255/25
|
||||
10.1.2.3/8
|
||||
10.1.2.3
|
||||
10.1.2.3
|
||||
10.1.2.3/24
|
||||
10.1.2.3/16
|
||||
10.1.2.3/8
|
||||
11.1.2.3/8
|
||||
11.1.2.3/8
|
||||
10:23::f1
|
||||
10:23::ffff
|
||||
::ffff:5.3.3.5
|
||||
(17 rows)
|
||||
|
||||
SELECT i + 500 FROM inet_tbl;
|
||||
?column?
|
||||
------------------
|
||||
192.168.4.214/24
|
||||
192.168.4.214
|
||||
192.168.3.244/24
|
||||
192.168.3.244/25
|
||||
192.168.4.243/24
|
||||
192.168.4.243/25
|
||||
10.1.4.247/8
|
||||
10.1.4.247/8
|
||||
10.1.4.247
|
||||
10.1.4.247/24
|
||||
10.1.4.247/16
|
||||
10.1.4.247/8
|
||||
11.1.4.247/8
|
||||
9.1.4.247/8
|
||||
10:23::3e5/64
|
||||
10:23::1:2f3
|
||||
::4.3.4.245/24
|
||||
(17 rows)
|
||||
|
||||
SELECT i - 500 FROM inet_tbl;
|
||||
?column?
|
||||
--------------------
|
||||
192.168.255.238/24
|
||||
192.168.255.238
|
||||
192.168.255.12/24
|
||||
192.168.255.12/25
|
||||
192.168.0.11/24
|
||||
192.168.0.11/25
|
||||
10.1.0.15/8
|
||||
10.1.0.15/8
|
||||
10.1.0.15
|
||||
10.1.0.15/24
|
||||
10.1.0.15/16
|
||||
10.1.0.15/8
|
||||
11.1.0.15/8
|
||||
9.1.0.15/8
|
||||
10:23::fefd/64
|
||||
10:23::fe0b
|
||||
::4.3.0.13/24
|
||||
(17 rows)
|
||||
|
||||
SELECT i - c FROM inet_tbl;
|
||||
?column?
|
||||
------------------
|
||||
226
|
||||
226
|
||||
0
|
||||
0
|
||||
255
|
||||
255
|
||||
66051
|
||||
66051
|
||||
0
|
||||
3
|
||||
515
|
||||
66051
|
||||
16843267
|
||||
-16711165
|
||||
0
|
||||
32767
|
||||
-281470631346435
|
||||
(17 rows)
|
||||
|
||||
SET enable_seqscan TO on;
|
||||
DROP INDEX inet_idx1;
|
||||
-- simple tests of inet boolean and arithmetic operators
|
||||
SELECT i, ~i AS "~i" FROM inet_tbl;
|
||||
i | ~i
|
||||
------------------+--------------------------------------------
|
||||
192.168.1.226/24 | 63.87.254.29/24
|
||||
192.168.1.226 | 63.87.254.29
|
||||
192.168.1.0/24 | 63.87.254.255/24
|
||||
192.168.1.0/25 | 63.87.254.255/25
|
||||
192.168.1.255/24 | 63.87.254.0/24
|
||||
192.168.1.255/25 | 63.87.254.0/25
|
||||
10.1.2.3/8 | 245.254.253.252/8
|
||||
10.1.2.3/8 | 245.254.253.252/8
|
||||
10.1.2.3 | 245.254.253.252
|
||||
10.1.2.3/24 | 245.254.253.252/24
|
||||
10.1.2.3/16 | 245.254.253.252/16
|
||||
10.1.2.3/8 | 245.254.253.252/8
|
||||
11.1.2.3/8 | 244.254.253.252/8
|
||||
9.1.2.3/8 | 246.254.253.252/8
|
||||
10:23::f1/64 | ffef:ffdc:ffff:ffff:ffff:ffff:ffff:ff0e/64
|
||||
10:23::ffff | ffef:ffdc:ffff:ffff:ffff:ffff:ffff:0
|
||||
::4.3.2.1/24 | ffff:ffff:ffff:ffff:ffff:ffff:fbfc:fdfe/24
|
||||
(17 rows)
|
||||
|
||||
SELECT i, c, i & c AS "and" FROM inet_tbl;
|
||||
i | c | and
|
||||
------------------+--------------------+----------------
|
||||
192.168.1.226/24 | 192.168.1.0/24 | 192.168.1.0/24
|
||||
192.168.1.226 | 192.168.1.0/26 | 192.168.1.0
|
||||
192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.0/24
|
||||
192.168.1.0/25 | 192.168.1.0/24 | 192.168.1.0/25
|
||||
192.168.1.255/24 | 192.168.1.0/24 | 192.168.1.0/24
|
||||
192.168.1.255/25 | 192.168.1.0/24 | 192.168.1.0/25
|
||||
10.1.2.3/8 | 10.0.0.0/8 | 10.0.0.0/8
|
||||
10.1.2.3/8 | 10.0.0.0/32 | 10.0.0.0
|
||||
10.1.2.3 | 10.1.2.3/32 | 10.1.2.3
|
||||
10.1.2.3/24 | 10.1.2.0/24 | 10.1.2.0/24
|
||||
10.1.2.3/16 | 10.1.0.0/16 | 10.1.0.0/16
|
||||
10.1.2.3/8 | 10.0.0.0/8 | 10.0.0.0/8
|
||||
11.1.2.3/8 | 10.0.0.0/8 | 10.0.0.0/8
|
||||
9.1.2.3/8 | 10.0.0.0/8 | 8.0.0.0/8
|
||||
10:23::f1/64 | 10:23::f1/128 | 10:23::f1
|
||||
10:23::ffff | 10:23::8000/113 | 10:23::8000
|
||||
::4.3.2.1/24 | ::ffff:1.2.3.4/128 | ::0.2.2.0
|
||||
(17 rows)
|
||||
|
||||
SELECT i, c, i | c AS "or" FROM inet_tbl;
|
||||
i | c | or
|
||||
------------------+--------------------+------------------
|
||||
192.168.1.226/24 | 192.168.1.0/24 | 192.168.1.226/24
|
||||
192.168.1.226 | 192.168.1.0/26 | 192.168.1.226
|
||||
192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.0/24
|
||||
192.168.1.0/25 | 192.168.1.0/24 | 192.168.1.0/25
|
||||
192.168.1.255/24 | 192.168.1.0/24 | 192.168.1.255/24
|
||||
192.168.1.255/25 | 192.168.1.0/24 | 192.168.1.255/25
|
||||
10.1.2.3/8 | 10.0.0.0/8 | 10.1.2.3/8
|
||||
10.1.2.3/8 | 10.0.0.0/32 | 10.1.2.3
|
||||
10.1.2.3 | 10.1.2.3/32 | 10.1.2.3
|
||||
10.1.2.3/24 | 10.1.2.0/24 | 10.1.2.3/24
|
||||
10.1.2.3/16 | 10.1.0.0/16 | 10.1.2.3/16
|
||||
10.1.2.3/8 | 10.0.0.0/8 | 10.1.2.3/8
|
||||
11.1.2.3/8 | 10.0.0.0/8 | 11.1.2.3/8
|
||||
9.1.2.3/8 | 10.0.0.0/8 | 11.1.2.3/8
|
||||
10:23::f1/64 | 10:23::f1/128 | 10:23::f1
|
||||
10:23::ffff | 10:23::8000/113 | 10:23::ffff
|
||||
::4.3.2.1/24 | ::ffff:1.2.3.4/128 | ::ffff:5.3.3.5
|
||||
(17 rows)
|
||||
|
||||
SELECT i, i + 500 AS "i+500" FROM inet_tbl;
|
||||
i | i+500
|
||||
------------------+------------------
|
||||
192.168.1.226/24 | 192.168.3.214/24
|
||||
192.168.1.226 | 192.168.3.214
|
||||
192.168.1.0/24 | 192.168.2.244/24
|
||||
192.168.1.0/25 | 192.168.2.244/25
|
||||
192.168.1.255/24 | 192.168.3.243/24
|
||||
192.168.1.255/25 | 192.168.3.243/25
|
||||
10.1.2.3/8 | 10.1.3.247/8
|
||||
10.1.2.3/8 | 10.1.3.247/8
|
||||
10.1.2.3 | 10.1.3.247
|
||||
10.1.2.3/24 | 10.1.3.247/24
|
||||
10.1.2.3/16 | 10.1.3.247/16
|
||||
10.1.2.3/8 | 10.1.3.247/8
|
||||
11.1.2.3/8 | 11.1.3.247/8
|
||||
9.1.2.3/8 | 9.1.3.247/8
|
||||
10:23::f1/64 | 10:23::2e5/64
|
||||
10:23::ffff | 10:23::1:1f3
|
||||
::4.3.2.1/24 | ::4.3.3.245/24
|
||||
(17 rows)
|
||||
|
||||
SELECT i, i - 500 AS "i-500" FROM inet_tbl;
|
||||
i | i-500
|
||||
------------------+----------------------------------------
|
||||
192.168.1.226/24 | 192.167.255.238/24
|
||||
192.168.1.226 | 192.167.255.238
|
||||
192.168.1.0/24 | 192.167.255.12/24
|
||||
192.168.1.0/25 | 192.167.255.12/25
|
||||
192.168.1.255/24 | 192.168.0.11/24
|
||||
192.168.1.255/25 | 192.168.0.11/25
|
||||
10.1.2.3/8 | 10.1.0.15/8
|
||||
10.1.2.3/8 | 10.1.0.15/8
|
||||
10.1.2.3 | 10.1.0.15
|
||||
10.1.2.3/24 | 10.1.0.15/24
|
||||
10.1.2.3/16 | 10.1.0.15/16
|
||||
10.1.2.3/8 | 10.1.0.15/8
|
||||
11.1.2.3/8 | 11.1.0.15/8
|
||||
9.1.2.3/8 | 9.1.0.15/8
|
||||
10:23::f1/64 | 10:22:ffff:ffff:ffff:ffff:ffff:fefd/64
|
||||
10:23::ffff | 10:23::fe0b
|
||||
::4.3.2.1/24 | ::4.3.0.13/24
|
||||
(17 rows)
|
||||
|
||||
SELECT i, c, i - c AS "minus" FROM inet_tbl;
|
||||
i | c | minus
|
||||
------------------+--------------------+------------------
|
||||
192.168.1.226/24 | 192.168.1.0/24 | 226
|
||||
192.168.1.226 | 192.168.1.0/26 | 226
|
||||
192.168.1.0/24 | 192.168.1.0/24 | 0
|
||||
192.168.1.0/25 | 192.168.1.0/24 | 0
|
||||
192.168.1.255/24 | 192.168.1.0/24 | 255
|
||||
192.168.1.255/25 | 192.168.1.0/24 | 255
|
||||
10.1.2.3/8 | 10.0.0.0/8 | 66051
|
||||
10.1.2.3/8 | 10.0.0.0/32 | 66051
|
||||
10.1.2.3 | 10.1.2.3/32 | 0
|
||||
10.1.2.3/24 | 10.1.2.0/24 | 3
|
||||
10.1.2.3/16 | 10.1.0.0/16 | 515
|
||||
10.1.2.3/8 | 10.0.0.0/8 | 66051
|
||||
11.1.2.3/8 | 10.0.0.0/8 | 16843267
|
||||
9.1.2.3/8 | 10.0.0.0/8 | -16711165
|
||||
10:23::f1/64 | 10:23::f1/128 | 0
|
||||
10:23::ffff | 10:23::8000/113 | 32767
|
||||
::4.3.2.1/24 | ::ffff:1.2.3.4/128 | -281470631346435
|
||||
(17 rows)
|
||||
|
||||
SELECT '127.0.0.1'::inet + 257;
|
||||
?column?
|
||||
-----------
|
||||
127.0.1.2
|
||||
(1 row)
|
||||
|
||||
SELECT ('127.0.0.1'::inet + 257) - 257;
|
||||
?column?
|
||||
-----------
|
||||
127.0.0.1
|
||||
(1 row)
|
||||
|
||||
SELECT '127::1'::inet + 257;
|
||||
?column?
|
||||
----------
|
||||
127::102
|
||||
(1 row)
|
||||
|
||||
SELECT ('127::1'::inet + 257) - 257;
|
||||
?column?
|
||||
----------
|
||||
127::1
|
||||
(1 row)
|
||||
|
||||
SELECT '127.0.0.2'::inet - ('127.0.0.2'::inet + 500);
|
||||
?column?
|
||||
----------
|
||||
-500
|
||||
(1 row)
|
||||
|
||||
SELECT '127.0.0.2'::inet - ('127.0.0.2'::inet - 500);
|
||||
?column?
|
||||
----------
|
||||
500
|
||||
(1 row)
|
||||
|
||||
SELECT '127::2'::inet - ('127::2'::inet + 500);
|
||||
?column?
|
||||
----------
|
||||
-500
|
||||
(1 row)
|
||||
|
||||
SELECT '127::2'::inet - ('127::2'::inet - 500);
|
||||
?column?
|
||||
----------
|
||||
500
|
||||
(1 row)
|
||||
|
||||
-- these should give overflow errors:
|
||||
SELECT '127.0.0.1'::inet + 10000000000;
|
||||
ERROR: result out of range
|
||||
SELECT '127.0.0.1'::inet - 10000000000;
|
||||
ERROR: result out of range
|
||||
SELECT '126::1'::inet - '127::2'::inet;
|
||||
ERROR: result out of range
|
||||
SELECT '127::1'::inet - '126::2'::inet;
|
||||
ERROR: result out of range
|
||||
-- but not these
|
||||
SELECT '127::1'::inet + 10000000000;
|
||||
?column?
|
||||
------------------
|
||||
127::2:540b:e401
|
||||
(1 row)
|
||||
|
||||
SELECT '127::1'::inet - '127::2'::inet;
|
||||
?column?
|
||||
----------
|
||||
-1
|
||||
(1 row)
|
||||
|
||||
|
|
|
|||
|
|
@ -62,14 +62,29 @@ CREATE INDEX inet_idx1 ON inet_tbl(i);
|
|||
SET enable_seqscan TO off;
|
||||
SELECT * FROM inet_tbl WHERE i<<'192.168.1.0/24'::cidr;
|
||||
SELECT * FROM inet_tbl WHERE i<<='192.168.1.0/24'::cidr;
|
||||
|
||||
SELECT ~i FROM inet_tbl;
|
||||
SELECT i & c FROM inet_tbl;
|
||||
SELECT i | c FROM inet_tbl;
|
||||
SELECT i + 500 FROM inet_tbl;
|
||||
SELECT i - 500 FROM inet_tbl;
|
||||
SELECT i - c FROM inet_tbl;
|
||||
|
||||
SET enable_seqscan TO on;
|
||||
DROP INDEX inet_idx1;
|
||||
|
||||
-- simple tests of inet boolean and arithmetic operators
|
||||
SELECT i, ~i AS "~i" FROM inet_tbl;
|
||||
SELECT i, c, i & c AS "and" FROM inet_tbl;
|
||||
SELECT i, c, i | c AS "or" FROM inet_tbl;
|
||||
SELECT i, i + 500 AS "i+500" FROM inet_tbl;
|
||||
SELECT i, i - 500 AS "i-500" FROM inet_tbl;
|
||||
SELECT i, c, i - c AS "minus" FROM inet_tbl;
|
||||
SELECT '127.0.0.1'::inet + 257;
|
||||
SELECT ('127.0.0.1'::inet + 257) - 257;
|
||||
SELECT '127::1'::inet + 257;
|
||||
SELECT ('127::1'::inet + 257) - 257;
|
||||
SELECT '127.0.0.2'::inet - ('127.0.0.2'::inet + 500);
|
||||
SELECT '127.0.0.2'::inet - ('127.0.0.2'::inet - 500);
|
||||
SELECT '127::2'::inet - ('127::2'::inet + 500);
|
||||
SELECT '127::2'::inet - ('127::2'::inet - 500);
|
||||
-- these should give overflow errors:
|
||||
SELECT '127.0.0.1'::inet + 10000000000;
|
||||
SELECT '127.0.0.1'::inet - 10000000000;
|
||||
SELECT '126::1'::inet - '127::2'::inet;
|
||||
SELECT '127::1'::inet - '126::2'::inet;
|
||||
-- but not these
|
||||
SELECT '127::1'::inet + 10000000000;
|
||||
SELECT '127::1'::inet - '127::2'::inet;
|
||||
|
|
|
|||
Loading…
Reference in New Issue