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Code

Reversed out inet patch.

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This commit is contained in:
Bruce Momjian 2000-03-08 01:44:37 +00:00
parent 326e2155d9
commit ab7fd11846
1 changed files with 11 additions and 14 deletions
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25
src/backend/utils/adt/network.c
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@ -3,7 +3,7 @@
* is for IP V4 CIDR notation, but prepared for V6: just * is for IP V4 CIDR notation, but prepared for V6: just
* add the necessary bits where the comments indicate. * add the necessary bits where the comments indicate.
* *
* $Id: network.c,v 1.19 2000/03/07 23:01:43 momjian Exp $ * $Id: network.c,v 1.20 2000/03/08 01:44:37 momjian Exp $
* Jon Postel RIP 16 Oct 1998 * Jon Postel RIP 16 Oct 1998
*/ */
@ -18,7 +18,7 @@
#include "postgres.h" #include "postgres.h"
#include "utils/builtins.h" #include "utils/builtins.h"
static int v4bitncmp(unsigned int a1, unsigned int a2, int bits1, int bits2); static int v4bitncmp(unsigned int a1, unsigned int a2, int bits);
/* /*
* Access macros. Add IPV6 support. * Access macros. Add IPV6 support.
@ -137,7 +137,7 @@ network_lt(inet *a1, inet *a2)
return FALSE; return FALSE;
if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET)) if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET))
{ {
int order = v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a1), ip_bits(a2)); int order = v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a2));
return ((order < 0) || ((order == 0) && (ip_bits(a1) < ip_bits(a2)))); return ((order < 0) || ((order == 0) && (ip_bits(a1) < ip_bits(a2))));
} }
@ -166,7 +166,7 @@ network_eq(inet *a1, inet *a2)
if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET)) if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET))
{ {
return ((ip_bits(a1) == ip_bits(a2)) return ((ip_bits(a1) == ip_bits(a2))
&& (v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a1), ip_bits(a2)) == 0)); && (v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a1)) == 0));
} }
else else
{ {
@ -192,7 +192,7 @@ network_gt(inet *a1, inet *a2)
return FALSE; return FALSE;
if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET)) if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET))
{ {
int order = v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a1), ip_bits(a2)); int order = v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a2));
return ((order > 0) || ((order == 0) && (ip_bits(a1) > ip_bits(a2)))); return ((order > 0) || ((order == 0) && (ip_bits(a1) > ip_bits(a2))));
} }
@ -222,7 +222,7 @@ network_sub(inet *a1, inet *a2)
if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET)) if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET))
{ {
return ((ip_bits(a1) > ip_bits(a2)) return ((ip_bits(a1) > ip_bits(a2))
&& (v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a1), ip_bits(a2)) == 0)); && (v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a2)) == 0));
} }
else else
{ {
@ -242,7 +242,7 @@ network_subeq(inet *a1, inet *a2)
if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET)) if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET))
{ {
return ((ip_bits(a1) >= ip_bits(a2)) return ((ip_bits(a1) >= ip_bits(a2))
&& (v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a1), ip_bits(a2)) == 0)); && (v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a2)) == 0));
} }
else else
{ {
@ -262,7 +262,7 @@ network_sup(inet *a1, inet *a2)
if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET)) if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET))
{ {
return ((ip_bits(a1) < ip_bits(a2)) return ((ip_bits(a1) < ip_bits(a2))
&& (v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a1), ip_bits(a2)) == 0)); && (v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a1)) == 0));
} }
else else
{ {
@ -282,7 +282,7 @@ network_supeq(inet *a1, inet *a2)
if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET)) if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET))
{ {
return ((ip_bits(a1) <= ip_bits(a2)) return ((ip_bits(a1) <= ip_bits(a2))
&& (v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a1), ip_bits(a2)) == 0)); && (v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a1)) == 0));
} }
else else
{ {
@ -476,16 +476,13 @@ network_netmask(inet *ip)
*/ */
static int static int
v4bitncmp(unsigned int a1, unsigned int a2, int bits1, int bits2) v4bitncmp(unsigned int a1, unsigned int a2, int bits)
{ {
unsigned long mask = 0; unsigned long mask = 0;
int i, bits; int i;
bits=(bits1 < bits2) ? bits1 : bits2;
for (i = 0; i < bits; i++) for (i = 0; i < bits; i++)
mask = (mask >> 1) | 0x80000000; mask = (mask >> 1) | 0x80000000;
a1 = ntohl(a1); a1 = ntohl(a1);
a2 = ntohl(a2); a2 = ntohl(a2);
if ((a1 & mask) < (a2 & mask)) if ((a1 & mask) < (a2 & mask))