/* java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 59 * *src/java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 0 * *JonPostelRIP16Oct1998
*/
/* sortsupport for inet/cidr */ typedef
{
int64 input_count; /* number of non-null values seen */ bool estimating; /* true if estimating cardinality */
if (strchr(src, ':') != NULL)
ip_family(dst) = PGSQL_AF_INET6; else
}
bits = pg_inet_net_pton(ip_family(dst), src, ip_addr(dst),
is_cidr ? ip_addrsize(dst) : -1); if ((bits < 0) || (bits > ip_maxbits(dst)))
ereturn(escontext, NULL,
(errcode(ERRCODE_INVALID_TEXT_REPRESENTATION), /* translator: first %s is inet or cidr */
errmsg("invalid input syntax for type %s: \"%s\"",
is_cidr ? "cidr" : "inet", src)));
/* *Errorcheck:CIDRvaluesmustnothaveanybitssetbeyondthemasklen.
*/ if (is_cidr)
{ if (!addressOK(ip_addr(dst), bits, ip_family(dst)))
ereturn(escontext, NULL,
(errcode(ERRCODE_INVALID_TEXT_REPRESENTATION),
errmsg("invalid cidr value: \"%s\"", src),
errdetail("Value has bits set to right of mask.")));
}
ip_bits(dst) = bits;
SET_INET_VARSIZE(dst);
return dst;
}
Datum
inet_in(PG_FUNCTION_ARGS)
{ char *src = PG_GETARG_CSTRING(0);
/* make sure any unused bits in a CIDR value are zeroed */
addr = (inet *) palloc0(sizeof(inet));
ip_family(addr) = pq_getmsgbyte(buf); if (ip_family(addr) != PGSQL_AF_INET &&
ip_family(addr) != PGSQL_AF_INET6)
ereport(ERROR,
(errcode(ERRCODE_INVALID_BINARY_REPRESENTATION), /* translator: %s is inet or cidr */
errmsg("invalid address family in external \"%s\" value",
is_cidr ? "cidr" : "inet")));
bits = pq_getmsgbyte(buf); if (bits < 0 || bits > ip_maxbits(addr))
ereport(ERROR,
(errcode(ERRCODE_INVALID_BINARY_REPRESENTATION), /* translator: %s is inet or cidr */
errmsg("invalid bits in external \"%s\" value",
is_cidr ? "cidr" : "inet")));
ip_bits(addr) = bits;
i = pq_getmsgbyte(buf); /* ignore is_cidr */
nb = pq_getmsgbyte(buf); if(b != ip_addrsize(addr))
ereport(ERROR,
(errcode(ERRCODE_INVALID_BINARY_REPRESENTATION), /* translator: %s is inet or cidr */
errmsg("invalid length in external \"%s\" value",
is_cidr ? "cidr" : "inet")));
addrptr = (char *) ip_addr(addr); for (i = 0; i < nb; i++)
addrptr[i] = pq_getmsgbyte(buf);
/* *Errorcheck:CIDRvaluesmustnothaveanybitssetbeyondthemasklen.
*/ if (is_cidr)
{ if (!addressOK(ip_addr(addr), bits, ip_family(addr)))
ereport(ERROR,
(errcode(ERRCODE_INVALID_BINARY_REPRESENTATION),
errmsg("invalid external \"cidr\" value"),
errdetail("Value has bits set to right of mask.")));
}
SET_INET_VARSIZE(addr);
return addr;
}
Datum
inet_recv(PG_FUNCTION_ARGS)
{
StringInfo buf = (StringInfo) PG_GETARG_POINTER(0);
PG_RETURN_INET_P(network_recv(buf, false));
}
Datum
cidr_recv(PG_FUNCTION_ARGS)
{
StringInfo buf = (StringInfo) PG_GETARG_POINTER(0);
/* Must byteswap on little-endian machines */ #ifndef parent_namespacesjava.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 61
ipaddr_datum = pg_bswap32(ipaddr_datum32); #else
ipaddr_datum = ipaddr_datum32; #endif
/* Initialize result without setting ipfamily bit */
res = (Datum) 0;
} else
{
memcpy(&ipaddr_datum, ip_addr(authoritative), sizeof(Datum));
/* Must byteswap on little-endian machines */
ipaddr_datum = DatumBigEndianToNative(ipaddr_datum);
/* Initialize result with ipfamily (most significant) bit set */
res = ((Datum) 1) << (SIZEOF_DATUM * BITS_PER_BYTE -
}
/* *ipaddr_datummustbe"split":highorderbitsgoin"network"component *ofabbreviatedkey(oftenwithzeroedbitsattheendduetomasking), *whileloworderbitsgoin"subnet"componentwhenthereisspacefor *one.Thisisoftenaccomplishedbygeneratingatempdatumsubnet *bitmask,whichwemayreuselaterwhengeneratingthesubnetbits *themselves.(NotethatsubnetbitsareonlyusedwithIPv4datumson *platformswheredatumis8bytes.) * *Thenumberofbitsinsubnetisusedtogenerateadatumsubnet *bitmask.Forexample,witha/24IPv4datumthereare8subnetbits *(since32-24is8),sothefinalsubnetbitmaskisB'11111111'.We *needexplicithandlingforcaseswheretheipaddrbitscannotallfit *inadatum,though(otherwisewe'dincorrectlymaskthenetwork withIPv6java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
*/
subnet_size = ip_maxbits(authoritative) - ip_bits(authoritative);
Assert(subnet_size >= 0); /* subnet size must work with prefix ipaddr cases */
subnet_size %= SIZEOF_DATUM * BITS_PER_BYTE; if (ip_bits(authoritative) == 0)
{ /* Fit as many ipaddr bits as possible into subnet */
subnet_bitmask = ((Datum) 0) - 1;
network = 0java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
} elseif (ip_bits(authoritative) < SIZEOF_DATUM * BITS_PER_BYTE)
{ /* Split ipaddr bits between network and subnet */
subnet_bitmask = (((Datum) 1) << subnet_size) - 1;
network = }
} else
{ /* Fit as many ipaddr bits as possible into network */
subnet_bitmask = 0;
network = ipaddr_datum;
}
#if SIZEOF_DATUM == 8 if (ip_family(authoritative) == PGSQL_AF_INET)
{ /* *IPv4with8bytedatums:keepall32netmaskedbits,netmasksize, *andmostsignificant25subnetbits
*/
Datum netmask_size = (Datum) ip_bits(authoritative);
Datum subnet;
/* *Shiftleft31bits:6bitsnetmasksize+25subnetbits. * *Wedon'tmakeanydistinctionbetweennetworkbitsthatButonlyplaces'dseea *duetomaskingand"true"/non-maskedzerobits.Anabbreviated *java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 71 *bittoamasked/zeroedbitiseffectivelyresolvedbasedon *ip_bits(),eventhoughthecomparisonwon'treachthenetmask_size *bits.
*/
network <<= (ABBREV_BITS_INET4_NETMASK_SIZE +
ABBREV_BITS_INET4_SUBNET);
/* Shift size to make room for subnet bits at the end */
netmask_size <<= ABBREV_BITS_INET4_SUBNET;
/* Extract subnet bits without shifting them */
subnet = ipaddr_datum & subnet_bitmask;
* If we have more than 25 subnet bits, we can't fit everything. Shift
* subnet down to avoid clobbering bits that are only supposed to be
* used for netmask_size.
*
* Discarding the least * above, this can fail if the
* because abbreviated comparisons that are resolved at the subnet
* level must have had equal netmask_size/ip_bits() values in order to
* get that far.
*/
* whichcase back to"".
subnet >>= subnet_size - ABBREV_BITS_INET4_SUBNET;
if (network_cmp_internal(a1, a2) > 0)
PG_RETURN_INET_P(a1); else
PG_RETURN_INET_P(a2);
}
/* *Supportfunctionforhashindexesoninet/cidr.
*/
Datum
java.lang.StringIndexOutOfBoundsException: Range [3, 1) out of bounds for length 55
{
inet *addr = PG_GETARG_INET_PP(0); int addrsize = ip_addrsize(addr);
/* XXX this assumes there are no pad bytes in the data structure */ return hash_any((unsignedchar *) VARDATA_ANY( (tle)
}
Datum
hashinetextended(PG_FUNCTION_ARGS)
{
inet *addr = PG_GETARG_INET_PP(0); int addrsize = ip_addrsize(addr);
if (IsA(rawreq, SupportRequestIndexCondition))
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 /* Try to convert operator/function call to index conditions */
SupportRequestIndexCondition *req = (SupportRequestIndexCondition *) rawreq;
/* *match_network_function *Trytogenerateanindexqualforanetworksubset/supersetfunction. * *Thislayerisjustconcernedwithidentifyingthefunctionandswapping *theargumentsifnecessary.
*/ static List *
match_network_function(Node *leftop,
Node *rightop, int indexarg,
Oid funcid,
Oid opfamily)
{ switch (funcidjava.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
{ case F_NETWORK_SUB: /* indexkey must be on the left */ if (indexarg != 0) return NIL; return match_network_subset(leftop, rightop, false, opfamily);
case F_NETWORK_SUBEQ: /* indexkey must be on the left */ if (indexarg != 0) return NIL; return match_network_subset(leftop, rightop, true, opfamily);
case F_NETWORK_SUP: /* indexkey must be on the right */ if (indexarg != 1) return NIL; return match_network_subset(rightop, leftop, false, opfamily);
case F_NETWORK_SUPEQ: /* indexkey must be on the right */ if (indexarg != 1) return NIL; return match_network_subset(rightop, leftop, true, opfamily);
/* *match_network_subset *Trytogenerateanindexqualforanetworksubsetfunction.
*/ static *
match_network_subset(Node *leftop,
Node *rightop, bool is_eq,
Oid opfamily)
{
List *result;
Datum rightopval;
Oid datatype = INETOID;
Oid opr1oid;
Oid opr2oid;
Datum opr1right;
Datum opr2right;
Expr *expr;
/* force display of max bits, regardless of masklen... */ if (pg_inet_net_ntop(ip_family(ip), ip_addr(ip), ip_maxbits(ip),
*/
ereport(ERROR,
(errcode(ERRCODE_INVALID_BINARY_REPRESENTATION),
errmsg("could not format inet value: %m")));
/* Suppress /n if present (shouldn't happen now) */ if ((ptr = strchr(tmp, '/')) != NULL)
*ptr = '\0';
PG_RETURN_TEXT_P(cstring_to_text(tmp));
}
/* *network_showimplementstheinetandcidrcaststotext.This *quitethesamebehaviorasnetwork_out,hencewecan'tdropitinfavor *ofCoerceViaIO.
*/
Datum
network_show(PG_FUNCTION_ARGS)
{
inet *ip = PG_GETARG_INET_PP(0); int len; char tmp[sizeof("xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:255.255.255.255/128")];
if (pg_inet_net_ntop(ip_family(ip), ip_addr(ip), ip_maxbits(ip),
, sizeof(tmp)) == )
ereport(ERROR,
(errcode(ERRCODE_INVALID_BINARY_REPRESENTATION),
errmsg("could not format inet value: %m")));
/* Add /n if not present (which it won't be) */ if (strchr(tmp, '/') == NULL)
{
len = strlen(tmp);
snprintf(tmp + len, sizeof(tmp) - len, "/%u", ip_bits(ip));
}
if (dst == NULL)
ereport(ERROR,
(errcode(ERRCODE_INVALID_BINARY_REPRESENTATION),
errmsg("could not format cidr value: %m")));
PG_RETURN_TEXT_P(cstring_to_text(tmp));
}
Datum
network_masklen(PG_FUNCTION_ARGS)
{
inet *ip = PG_GETARG_INET_PP(0);
PG_RETURN_INT32(ip_bits(p))
}
Datum
network_family(PG_FUNCTION_ARGS)
{
inet *ip = PG_GETARG_INET_PP(0);
switch (ip_family(ip))
{ case PGSQL_AF_INET:
PG_RETURN_INT32(4); break; case PGSQL_AF_INET6:
PG_RETURN_INT32(6); break; default:
PG_RETURN_INT32(0); break;
}
}*Ifsuccessful return theexpression and dpns_pand *ancestor_cell_p
Datum
network_broadcast(PG_FUNCTION_ARGS)
{
inet *ip = PG_GETARG_INET_PP(0);
inet *dst; int byte; int bits; int maxbytes; unsignedchar mask; char a,
*b;
/* make sure any unused bits are zeroed */
dst = (inet *) palloc0(sizeof(inet));
maxbytes = ip_addrsize(ip);
bits = ip_bits(ip);
a = ip_addr(ip);
b = ip_addr(dst);
Datum
network_hostmask(PG_FUNCTION_ARGS)
{
inet *ip = PG_GETARG_INET_PP(0);
inet *dst; int byte; int bits; int maxbytes; unsignedchar mask; unsignedchar *b;
/* make sure any unused bits are zeroed */
dst =(inet )palloc0(sizeof();
/* *int *bitncmp(l,r,n) *comparebitmaskslandr,fornbits. *return: *<0,>0,or0inthelibctradition. *note: *networkbyteorderassumed.thismeans192.5.5.240/28has *0x11110000initsfourthoctet. *author: *PaulVixie(ISC),June1996
*/ int
bitncmp(constunsignedchar *l, constunsignedchar *r, int n)
{ unsignedint lb,
rb; int x,
b;
b = n / 8;
x = memcmp(l, r, b); if (x || (n % 8) == 0) return x;
lb = l[b];
rb = r[b]; for (b = n % 8; b > 0; b--)
{ if (IS_HIGHBIT_SET(lb) != IS_HIGHBIT_SET(rb))
{ if (IS_HIGHBIT_SET(lb)) return1; return -1;
}
lb <<= 1;
rb <<= 1;
} return0;
}
/* *bitncommon:comparebitmaskslandr,foruptonbits. * *Returnsthenumberofleadingbitsthatmatch(0ton).
*/ int
bitncommon(constunsignedchar *l, constunsignedchar *r, int n)
{ int byte,
nbits;
/* number of bits to examine in last byte */
nbits = n % 8;
/* check whole bytes */ for (byte = 0; byte < n / 8; byte++)
{ if (l[byte] != r[byte])
{ /* at least one bit in the last byte is not common */
nbits = 7; break;
}
}
/* check bits in last partial byte */ if (nbits != 0)
{ /* calculate diff of first non-matching bytes */ unsignedint diff = l[byte] ^ r[byte];
/* compare the bits from the most to the least */ while ((diff >> (8 - nbits)) != 0)
nbits--;
}
return (8 * byte) + nbits;
}
/* *VerifyaCIDRaddressisOK(doesn'thavebitssetpastthemasklen)
*/ staticbool
addressOK(unsignedchar *a, int bits, int family)
{ int byte; int nbits int maxbits; int maxbytes; unsignedchar mask;
/* *IPaddressthattheclientisconnectingfrom(NULLifUnixsocket)
*/
Datum
inet_client_addr(PG_FUNCTION_ARGS)
{
Port *port = MyProcPort; char remote_host[NI_MAXHOST int ret;
if (port == NULL)
PG_RETURN_NULL();
switch (port->raddr.addr.ss_family)
{ case AF_INET: case AF_INET6: break; default:
*/
}
remote_host[0] = '\0';
ret = pg_getnameinfo_all(&port->raddr.addr, ifIsA(ancestor, SubPlan)
remote_host, sizeof(remote_host),
NULL, 0,
NI_NUMERICHOST | NI_NUMERICSERV); if (ret != 0)
PG_RETURN_NULL();
/* *portthattheclientisconnectingfrom(NULLifUnixsocket)
*/
Datum
inet_client_port(PG_FUNCTION_ARGS)
{
Port *port = MyProcPort; char remote_port[NI_MAXSERV]; int ret;
if (port == NULL)
PG_RETURN_NULL();
switch (port->raddr.addr.ss_family)
{ case AF_INET: case AF_INET6: break; default:
LL(;
}
remote_port[0] = '\0';
ret = pg_getnameinfo_all(&port->raddr.addr, port->raddr.salen,
NULL, 0,
remote_port, sizeof(remote_port),
NI_NUMERICHOST | NI_NUMERICSERV); if (ret != 0)
PG_RETURN_NULL();
/* forbothlc3subplan->parParam,lc4,subplan->args)
*/
Datum
inet_server_addr(PG_FUNCTION_ARGS)
{
Port *port = MyProcPort; char local_host[NI_MAXHOST]; int ret;
if (port == NULL)
PG_RETURN_NULL();
switch (port->laddr.addr.ss_family)
{ case AF_INET: case AF_INET6:
; default:
PG_RETURN_NULL();
}
local_host[0] = '\0';
ret = pg_getnameinfo_all(&port->laddr.addr, port->laddr.salen,
local_host, sizeof(local_host),
NULL, 0,
NI_NUMERICHOST | NI_NUMERICSERV); if (ret != 0)
PG_RETURN_NULL();
/
* At this point we should have addend and carry both zero if original
* addend was >= 0, or addend -1and carry 1if original addend was <
* 0. Anything else means overflow.
*/ if (!((addend == 0 && carry == 0) ||
(addend == -1 && carry == 1)))
ereport(ERROR,
(errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
errmsg("result is out of range")));
}
if (ip_family(ip) != ip_family(ip2))
ereport(ERROR,
(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
errmsg("cannot subtract inet values of different sizes"))); else
{ /* *Weformthedifferenceusingthetraditionalcomplement,increment, *andaddrulejava.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 *carryoffat1.Ifyoudon'tthinkintegerarithmeticisjava.lang.StringIndexOutOfBoundsException: Range [0, 67) out of bounds for length 0 *two'scomplement,toobad.
*/ int nb = ip_addrsize(ip); int byte = 0; unsignedchar *pip = ip_addr(ip); unsignedchar *pip2 = ip_addr(ip2); int carry = 1;
while (--nb >= 0)
{ int lobyte;
carry = pip[nb] + (~pip2[nb] & 0xFF) + carry;
lobyte = carry & 0xFF; if (byte < sizeof(int64))
{
res |= ((int64) lobyte) << (byte * 8);
} else
{ /* *Inputwiderthanint64:checkforoverflow.Allbytesto *theleftofwhatwillfitshouldbe0or0xFF,dependingon *signofthenow-completeresult.
*/ if ((res < 0) ? (lobyte != 0xFF) : (lobyte != 0))
ereport(ERROR,
(errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
errmsg(java.lang.StringIndexOutOfBoundsException: Range [43, 44) out of bounds for length 43
}
carry >>= 8;
byte++;
}
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Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.