Commit 060dd0a3 authored by Mark Andrews's avatar Mark Andrews

Add support for ATMRELAY

(cherry picked from commit 66922ee7)
parent a43c7af3
......@@ -455,7 +455,15 @@ doa01 DOA ( 1234567890 1234567890 1 "image/gif"
hmsBich1awPAjkY1SZR8bJWrz382SGqIBQQFQd4IsUTaX+ceuudPEQA7 )
doa02 DOA 0 1 2 "" aHR0cHM6Ly93d3cuaXNjLm9yZy8=
; type 260 -- 32767 (unassigned)
; type 260
atmrelay01 ATMRELAY 0 0 0
atmrelay02 ATMRELAY 0 1 0
atmrelay03 ATMRELAY 0 0 1 0.0.0.0
atmrelay04 ATMRELAY 0 0 2 ::
atmrelay05 ATMRELAY 0 0 3 example.net.
atmrelay06 ATMRELAY \# 2 0004
; type 261 -- 32767 (unassigned)
; type 32768
ta TA 30795 1 1 (
......
......@@ -73,5 +73,6 @@ URI
CAA
AVC
DOA
ATMRELAY
TA
DLV
......@@ -17,6 +17,12 @@ atma01.example. 3600 IN ATMA +61200000000
atma02.example. 3600 IN ATMA +61200000000
atma03.example. 3600 IN ATMA 1234567890abcdef
atma04.example. 3600 IN ATMA fedcba0987654321
atmrelay01.example. 3600 IN ATMRELAY 0 0 0
atmrelay02.example. 3600 IN ATMRELAY 0 1 0
atmrelay03.example. 3600 IN ATMRELAY 0 0 1 0.0.0.0
atmrelay04.example. 3600 IN ATMRELAY 0 0 2 ::
atmrelay05.example. 3600 IN ATMRELAY 0 0 3 example.net.
atmrelay06.example. 3600 IN ATMRELAY \# 2 0004
avc.example. 3600 IN AVC "foo:bar"
caa01.example. 3600 IN CAA 0 issue "ca.example.net; policy=ev"
caa02.example. 3600 IN CAA 128 tbs "Unknown"
......
......@@ -17,6 +17,12 @@ atma01.example. 3600 IN ATMA +61200000000
atma02.example. 3600 IN ATMA +61200000000
atma03.example. 3600 IN ATMA 1234567890abcdef
atma04.example. 3600 IN ATMA fedcba0987654321
atmrelay01.example. 3600 IN ATMRELAY 0 0 0
atmrelay02.example. 3600 IN ATMRELAY 0 1 0
atmrelay03.example. 3600 IN ATMRELAY 0 0 1 0.0.0.1
atmrelay04.example. 3600 IN ATMRELAY 0 0 2 ::
atmrelay05.example. 3600 IN ATMRELAY 0 0 3 example.net.
atmrelay06.example. 3600 IN ATMRELAY \# 2 0004
avc.example. 3600 IN AVC "foo:bar"
caa01.example. 3600 IN CAA 0 issue "ca.example.net; policy=ev"
caa02.example. 3600 IN CAA 128 tbs "Unknown"
......
/*
* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* See the COPYRIGHT file distributed with this work for additional
* information regarding copyright ownership.
*/
#ifndef RDATA_GENERIC_ATMRELAY_260_C
#define RDATA_GENERIC_ATMRELAY_260_C
#include <string.h>
#include <isc/net.h>
#define RRTYPE_ATMRELAY_ATTRIBUTES (0)
static inline isc_result_t
fromtext_atmrelay(ARGS_FROMTEXT) {
isc_token_t token;
dns_name_t name;
isc_buffer_t buffer;
unsigned int discovery;
unsigned int gateway;
struct in_addr addr;
unsigned char addr6[16];
isc_region_t region;
REQUIRE(type == dns_rdatatype_atmrelay);
UNUSED(type);
UNUSED(rdclass);
UNUSED(callbacks);
/*
* Precedence.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
false));
if (token.value.as_ulong > 0xffU) {
RETTOK(ISC_R_RANGE);
}
RETERR(uint8_tobuffer(token.value.as_ulong, target));
/*
* Discovery.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
false));
if (token.value.as_ulong > 1U) {
RETTOK(ISC_R_RANGE);
}
discovery = token.value.as_ulong;
/*
* Gateway type.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
false));
if (token.value.as_ulong > 0x7fU)
RETTOK(ISC_R_RANGE);
RETERR(uint8_tobuffer(token.value.as_ulong | (discovery << 7), target));
gateway = token.value.as_ulong;
if (gateway == 0) {
return (ISC_R_SUCCESS);
}
if (gateway > 3) {
return (ISC_R_NOTIMPLEMENTED);
}
/*
* Gateway.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
false));
switch (gateway) {
case 1:
if (inet_pton(AF_INET, DNS_AS_STR(token), &addr) != 1) {
RETTOK(DNS_R_BADDOTTEDQUAD);
}
isc_buffer_availableregion(target, &region);
if (region.length < 4) {
return (ISC_R_NOSPACE);
}
memmove(region.base, &addr, 4);
isc_buffer_add(target, 4);
return (ISC_R_SUCCESS);
case 2:
if (inet_pton(AF_INET6, DNS_AS_STR(token), addr6) != 1) {
RETTOK(DNS_R_BADAAAA);
}
isc_buffer_availableregion(target, &region);
if (region.length < 16) {
return (ISC_R_NOSPACE);
}
memmove(region.base, addr6, 16);
isc_buffer_add(target, 16);
return (ISC_R_SUCCESS);
case 3:
dns_name_init(&name, NULL);
buffer_fromregion(&buffer, &token.value.as_region);
if (origin == NULL) {
origin = dns_rootname;
}
return (dns_name_fromtext(&name, &buffer, origin, options,
target));
default:
INSIST(0);
ISC_UNREACHABLE();
}
}
static inline isc_result_t
totext_atmrelay(ARGS_TOTEXT) {
isc_region_t region;
dns_name_t name;
char buf[sizeof("0 255 ")];
unsigned char precedence;
unsigned char discovery;
unsigned char gateway;
const char *space;
UNUSED(tctx);
REQUIRE(rdata->type == dns_rdatatype_atmrelay);
REQUIRE(rdata->length >= 2);
if ((rdata->data[1] & 0x7f) > 3U)
return (ISC_R_NOTIMPLEMENTED);
/*
* Precedence.
*/
dns_rdata_toregion(rdata, &region);
precedence = uint8_fromregion(&region);
isc_region_consume(&region, 1);
snprintf(buf, sizeof(buf), "%u ", precedence);
RETERR(str_totext(buf, target));
/*
* Discovery and Gateway type.
*/
gateway = uint8_fromregion(&region);
discovery = gateway >> 7;
gateway &= 0x7f;
space = (gateway != 0U) ? " " : "";
isc_region_consume(&region, 1);
snprintf(buf, sizeof(buf), "%u %u%s", discovery, gateway, space);
RETERR(str_totext(buf, target));
/*
* Gateway.
*/
switch (gateway) {
case 0:
break;
case 1:
return (inet_totext(AF_INET, &region, target));
case 2:
return (inet_totext(AF_INET6, &region, target));
case 3:
dns_name_init(&name, NULL);
dns_name_fromregion(&name, &region);
return (dns_name_totext(&name, false, target));
default:
INSIST(0);
ISC_UNREACHABLE();
}
return (ISC_R_SUCCESS);
}
static inline isc_result_t
fromwire_atmrelay(ARGS_FROMWIRE) {
dns_name_t name;
isc_region_t region;
REQUIRE(type == dns_rdatatype_atmrelay);
UNUSED(type);
UNUSED(rdclass);
dns_decompress_setmethods(dctx, DNS_COMPRESS_NONE);
isc_buffer_activeregion(source, &region);
if (region.length < 2)
return (ISC_R_UNEXPECTEDEND);
switch (region.base[1] & 0x7f) {
case 0:
if (region.length != 2) {
return (DNS_R_FORMERR);
}
isc_buffer_forward(source, region.length);
return (mem_tobuffer(target, region.base, region.length));
case 1:
if (region.length != 6) {
return (DNS_R_FORMERR);
}
isc_buffer_forward(source, region.length);
return (mem_tobuffer(target, region.base, region.length));
case 2:
if (region.length != 18) {
return (DNS_R_FORMERR);
}
isc_buffer_forward(source, region.length);
return (mem_tobuffer(target, region.base, region.length));
case 3:
RETERR(mem_tobuffer(target, region.base, 2));
isc_buffer_forward(source, 2);
dns_name_init(&name, NULL);
return (dns_name_fromwire(&name, source, dctx, options,
target));
default:
isc_buffer_forward(source, region.length);
return (mem_tobuffer(target, region.base, region.length));
}
}
static inline isc_result_t
towire_atmrelay(ARGS_TOWIRE) {
isc_region_t region;
REQUIRE(rdata->type == dns_rdatatype_atmrelay);
REQUIRE(rdata->length != 0);
UNUSED(cctx);
dns_rdata_toregion(rdata, &region);
return (mem_tobuffer(target, region.base, region.length));
}
static inline int
compare_atmrelay(ARGS_COMPARE) {
isc_region_t region1;
isc_region_t region2;
REQUIRE(rdata1->type == rdata2->type);
REQUIRE(rdata1->rdclass == rdata2->rdclass);
REQUIRE(rdata1->type == dns_rdatatype_atmrelay);
REQUIRE(rdata1->length >= 2);
REQUIRE(rdata2->length >= 2);
dns_rdata_toregion(rdata1, &region1);
dns_rdata_toregion(rdata2, &region2);
return (isc_region_compare(&region1, &region2));
}
static inline isc_result_t
fromstruct_atmrelay(ARGS_FROMSTRUCT) {
dns_rdata_atmrelay_t *atmrelay = source;
isc_region_t region;
uint32_t n;
REQUIRE(type == dns_rdatatype_atmrelay);
REQUIRE(source != NULL);
REQUIRE(atmrelay->common.rdtype == type);
REQUIRE(atmrelay->common.rdclass == rdclass);
UNUSED(type);
UNUSED(rdclass);
RETERR(uint8_tobuffer(atmrelay->precedence, target));
n = (atmrelay->discovery ? 0x80 : 0) | atmrelay->gateway_type;
RETERR(uint8_tobuffer(n, target));
switch (atmrelay->gateway_type) {
case 0:
return (ISC_R_SUCCESS);
case 1:
n = ntohl(atmrelay->in_addr.s_addr);
return (uint32_tobuffer(n, target));
case 2:
return (mem_tobuffer(target, atmrelay->in6_addr.s6_addr, 16));
break;
case 3:
dns_name_toregion(&atmrelay->gateway, &region);
return (isc_buffer_copyregion(target, &region));
break;
default:
return (mem_tobuffer(target, atmrelay->data, atmrelay->length));
}
}
static inline isc_result_t
tostruct_atmrelay(ARGS_TOSTRUCT) {
isc_region_t region;
dns_rdata_atmrelay_t *atmrelay = target;
dns_name_t name;
uint32_t n;
REQUIRE(rdata->type == dns_rdatatype_atmrelay);
REQUIRE(target != NULL);
REQUIRE(rdata->length >= 2);
atmrelay->common.rdclass = rdata->rdclass;
atmrelay->common.rdtype = rdata->type;
ISC_LINK_INIT(&atmrelay->common, link);
dns_name_init(&atmrelay->gateway, NULL);
atmrelay->data = NULL;
dns_name_init(&name, NULL);
dns_rdata_toregion(rdata, &region);
atmrelay->precedence = uint8_fromregion(&region);
isc_region_consume(&region, 1);
atmrelay->gateway_type = uint8_fromregion(&region);
atmrelay->discovery = (atmrelay->gateway_type & 0x80) != 0;
atmrelay->gateway_type &= 0x7f;
isc_region_consume(&region, 1);
switch (atmrelay->gateway_type) {
case 0:
break;
case 1:
n = uint32_fromregion(&region);
atmrelay->in_addr.s_addr = htonl(n);
isc_region_consume(&region, 4);
break;
case 2:
memmove(atmrelay->in6_addr.s6_addr, region.base, 16);
isc_region_consume(&region, 16);
break;
case 3:
dns_name_fromregion(&name, &region);
RETERR(name_duporclone(&name, mctx, &atmrelay->gateway));
isc_region_consume(&region, name_length(&name));
break;
default:
if (region.length != 0) {
atmrelay->data = mem_maybedup(mctx, region.base,
region.length);
if (atmrelay->data == NULL) {
return (ISC_R_NOMEMORY);
}
}
atmrelay->length = region.length;
}
atmrelay->mctx = mctx;
return (ISC_R_SUCCESS);
}
static inline void
freestruct_atmrelay(ARGS_FREESTRUCT) {
dns_rdata_atmrelay_t *atmrelay = source;
REQUIRE(source != NULL);
REQUIRE(atmrelay->common.rdtype == dns_rdatatype_atmrelay);
if (atmrelay->mctx == NULL)
return;
if (atmrelay->gateway_type == 3)
dns_name_free(&atmrelay->gateway, atmrelay->mctx);
if (atmrelay->data != NULL)
isc_mem_free(atmrelay->mctx, atmrelay->data);
atmrelay->mctx = NULL;
}
static inline isc_result_t
additionaldata_atmrelay(ARGS_ADDLDATA) {
REQUIRE(rdata->type == dns_rdatatype_atmrelay);
UNUSED(rdata);
UNUSED(add);
UNUSED(arg);
return (ISC_R_SUCCESS);
}
static inline isc_result_t
digest_atmrelay(ARGS_DIGEST) {
isc_region_t region;
REQUIRE(rdata->type == dns_rdatatype_atmrelay);
dns_rdata_toregion(rdata, &region);
return ((digest)(arg, &region));
}
static inline bool
checkowner_atmrelay(ARGS_CHECKOWNER) {
REQUIRE(type == dns_rdatatype_atmrelay);
UNUSED(name);
UNUSED(type);
UNUSED(rdclass);
UNUSED(wildcard);
return (true);
}
static inline bool
checknames_atmrelay(ARGS_CHECKNAMES) {
REQUIRE(rdata->type == dns_rdatatype_atmrelay);
UNUSED(rdata);
UNUSED(owner);
UNUSED(bad);
return (true);
}
static inline int
casecompare_atmrelay(ARGS_COMPARE) {
isc_region_t region1;
isc_region_t region2;
dns_name_t name1;
dns_name_t name2;
REQUIRE(rdata1->type == rdata2->type);
REQUIRE(rdata1->rdclass == rdata2->rdclass);
REQUIRE(rdata1->type == dns_rdatatype_atmrelay);
REQUIRE(rdata1->length >= 2);
REQUIRE(rdata2->length >= 2);
dns_rdata_toregion(rdata1, &region1);
dns_rdata_toregion(rdata2, &region2);
if (memcmp(region1.base, region2.base, 2) != 0 ||
(region1.base[1] & 0x7f) != 3)
return (isc_region_compare(&region1, &region2));
dns_name_init(&name1, NULL);
dns_name_init(&name2, NULL);
isc_region_consume(&region1, 2);
isc_region_consume(&region2, 2);
dns_name_fromregion(&name1, &region1);
dns_name_fromregion(&name2, &region2);
return (dns_name_rdatacompare(&name1, &name2));
}
#endif /* RDATA_GENERIC_ATMRELAY_260_C */
/*
* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* See the COPYRIGHT file distributed with this work for additional
* information regarding copyright ownership.
*/
#ifndef GENERIC_ATMRELAY_260_H
#define GENERIC_ATMRELAY_260_H 1
typedef struct dns_rdata_atmrelay {
dns_rdatacommon_t common;
isc_mem_t *mctx;
uint8_t precedence;
bool discovery;
uint8_t gateway_type;
struct in_addr in_addr; /* gateway type 1 */
struct in6_addr in6_addr; /* gateway type 2 */
dns_name_t gateway; /* gateway type 3 */
unsigned char *data; /* gateway type > 3 */
uint16_t length;
} dns_rdata_atmrelay_t;
#endif /* GENERIC_ATMRELAY_260_H */
......@@ -563,6 +563,99 @@ atma(void **state) {
dns_rdatatype_atma, sizeof(dns_rdata_in_atma_t));
}
/* ATMRELAY RDATA manipulations */
static void
atmrelay(void **state) {
text_ok_t text_ok[] = {
TEXT_INVALID(""),
TEXT_INVALID("0"),
TEXT_INVALID("0 0"),
/* gatway type 0 */
TEXT_VALID("0 0 0"),
TEXT_VALID("0 1 0"),
TEXT_INVALID("0 2 0"), /* discovery out of range */
TEXT_VALID("255 1 0"), /* max precendence */
TEXT_INVALID("256 1 0"), /* precedence out of range */
/* IPv4 gateway */
TEXT_INVALID("0 0 1"), /* no addresss */
TEXT_VALID("0 0 1 0.0.0.0"),
TEXT_INVALID("0 0 1 0.0.0.0 x"), /* extra */
TEXT_INVALID("0 0 1 0.0.0.0.0"), /* bad addresss */
TEXT_INVALID("0 0 1 ::"), /* bad addresss */
TEXT_INVALID("0 0 1 ."), /* bad addresss */
/* IPv6 gateway */
TEXT_INVALID("0 0 2"), /* no addresss */
TEXT_VALID("0 0 2 ::"),
TEXT_INVALID("0 0 2 :: xx"), /* extra */
TEXT_INVALID("0 0 2 0.0.0.0"), /* bad addresss */
TEXT_INVALID("0 0 2 ."), /* bad addresss */
/* hostname gateway */
TEXT_INVALID("0 0 3"), /* no name */
/* IPv4 is a valid name */
TEXT_VALID_CHANGED("0 0 3 0.0.0.0", "0 0 3 0.0.0.0."),
/* IPv6 is a valid name */
TEXT_VALID_CHANGED("0 0 3 ::", "0 0 3 ::."),
TEXT_VALID_CHANGED("0 0 3 example", "0 0 3 example."),
TEXT_VALID("0 0 3 example."),
TEXT_INVALID("0 0 3 example. x"), /* extra */
/* unknown gateway */
TEXT_VALID("\\# 2 0004"),
TEXT_VALID("\\# 2 0084"),
TEXT_VALID("\\# 2 007F"),
TEXT_VALID("\\# 3 000400"),
TEXT_VALID("\\# 3 008400"),
TEXT_VALID("\\# 3 00FF00"),
/*
* Sentinel.
*/
TEXT_SENTINEL()
};
wire_ok_t wire_ok[] = {
WIRE_INVALID(0x00),
WIRE_VALID(0x00, 0x00),
WIRE_VALID(0x00, 0x80),
WIRE_INVALID(0x00, 0x00, 0x00),
WIRE_INVALID(0x00, 0x80, 0x00),
WIRE_INVALID(0x00, 0x01),
WIRE_INVALID(0x00, 0x01, 0x00),
WIRE_INVALID(0x00, 0x01, 0x00, 0x00),
WIRE_INVALID(0x00, 0x01, 0x00, 0x00, 0x00),
WIRE_VALID(0x00, 0x01, 0x00, 0x00, 0x00, 0x00),
WIRE_INVALID(0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00),
WIRE_INVALID(0x00, 0x02),
WIRE_INVALID(0x00, 0x02, 0x00),
WIRE_VALID(0x00, 0x02, 0x00, 0x01, 0x02, 0x03, 0x04,
0x05, 0x06, 0x07, 0x08, 0x09, 0x10, 0x11,
0x12, 0x13, 0x14, 0x15),
WIRE_INVALID(0x00, 0x02, 0x00, 0x01, 0x02, 0x03, 0x04,
0x05, 0x06, 0x07, 0x08, 0x09, 0x10, 0x11,
0x12, 0x13, 0x14, 0x15, 0x16),
WIRE_INVALID(0x00, 0x03),
WIRE_VALID(0x00, 0x03, 0x00),
WIRE_INVALID(0x00, 0x03, 0x00, 0x00), /* extra */
WIRE_VALID(0x00, 0x04),
WIRE_VALID(0x00, 0x04, 0x00),
/*
* Sentinel.