static inline isc_result_t
fromtext_keydata(ARGS_FROMTEXT) {
isc_token_t token;
dns_secalg_t alg;
dns_secproto_t proto;
dns_keyflags_t flags;
isc_uint32_t refresh, addhd, removehd;
REQUIRE(type == 65533);
UNUSED(type);
UNUSED(rdclass);
UNUSED(origin);
UNUSED(options);
UNUSED(callbacks);
/* refresh timer */
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
RETTOK(dns_time32_fromtext(DNS_AS_STR(token), &refresh));
RETERR(uint32_tobuffer(refresh, target));
/* add hold-down */
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
RETTOK(dns_time32_fromtext(DNS_AS_STR(token), &addhd));
RETERR(uint32_tobuffer(addhd, target));
/* remove hold-down */
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
RETTOK(dns_time32_fromtext(DNS_AS_STR(token), &removehd));
RETERR(uint32_tobuffer(removehd, target));
/* flags */
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
RETTOK(dns_keyflags_fromtext(&flags, &token.value.as_textregion));
RETERR(uint16_tobuffer(flags, target));
/* protocol */
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
RETTOK(dns_secproto_fromtext(&proto, &token.value.as_textregion));
RETERR(mem_tobuffer(target, &proto, 1));
/* algorithm */
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
RETTOK(dns_secalg_fromtext(&alg, &token.value.as_textregion));
RETERR(mem_tobuffer(target, &alg, 1));
/* No Key? */
if ((flags & 0xc000) == 0xc000)
return (ISC_R_SUCCESS);
return (isc_base64_tobuffer(lexer, target, -1));
}
static inline isc_result_t
fromtext_nsec3param(ARGS_FROMTEXT) {
isc_token_t token;
unsigned int flags = 0;
unsigned char hashalg;
REQUIRE(type == dns_rdatatype_nsec3param);
UNUSED(type);
UNUSED(rdclass);
UNUSED(callbacks);
UNUSED(origin);
UNUSED(options);
/* Hash. */
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
RETTOK(dns_hashalg_fromtext(&hashalg, &token.value.as_textregion));
RETERR(uint8_tobuffer(hashalg, target));
/* Flags. */
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
flags = token.value.as_ulong;
if (flags > 255U)
RETTOK(ISC_R_RANGE);
RETERR(uint8_tobuffer(flags, target));
/* Iterations. */
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
if (token.value.as_ulong > 0xffffU)
RETTOK(ISC_R_RANGE);
RETERR(uint16_tobuffer(token.value.as_ulong, target));
/* Salt. */
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
if (token.value.as_textregion.length > (255*2))
RETTOK(DNS_R_TEXTTOOLONG);
if (strcmp(DNS_AS_STR(token), "-") == 0) {
RETERR(uint8_tobuffer(0, target));
} else {
RETERR(uint8_tobuffer(strlen(DNS_AS_STR(token)) / 2, target));
RETERR(isc_hex_decodestring(DNS_AS_STR(token), target));
}
return (ISC_R_SUCCESS);
}
static inline isc_result_t
fromtext_l64(ARGS_FROMTEXT) {
isc_token_t token;
unsigned char locator[NS_LOCATORSZ];
REQUIRE(type == 106);
UNUSED(type);
UNUSED(rdclass);
UNUSED(origin);
UNUSED(options);
UNUSED(callbacks);
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
if (token.value.as_ulong > 0xffffU)
RETTOK(ISC_R_RANGE);
RETERR(uint16_tobuffer(token.value.as_ulong, target));
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
if (locator_pton(DNS_AS_STR(token), locator) != 1)
RETTOK(DNS_R_SYNTAX);
return (mem_tobuffer(target, locator, NS_LOCATORSZ));
}
static inline isc_result_t
fromtext_hs_a(ARGS_FROMTEXT) {
isc_token_t token;
struct in_addr addr;
isc_region_t region;
REQUIRE(type == 1);
REQUIRE(rdclass == 4);
UNUSED(type);
UNUSED(origin);
UNUSED(options);
UNUSED(rdclass);
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
if (getquad(DNS_AS_STR(token), &addr, lexer, callbacks) != 1)
RETTOK(DNS_R_BADDOTTEDQUAD);
isc_buffer_availableregion(target, ®ion);
if (region.length < 4)
return (ISC_R_NOSPACE);
memcpy(region.base, &addr, 4);
isc_buffer_add(target, 4);
return (ISC_R_SUCCESS);
}
static inline isc_result_t fromtext_in_aaaa (ARGS_FROMTEXT)
{
isc_token_t token;
unsigned char addr[16];
isc_region_t region;
REQUIRE (type == 28);
REQUIRE (rdclass == 1);
UNUSED (type);
UNUSED (origin);
UNUSED (options);
UNUSED (rdclass);
UNUSED (callbacks);
RETERR (isc_lex_getmastertoken (lexer, &token, isc_tokentype_string, ISC_FALSE));
if (inet_pton (AF_INET6, DNS_AS_STR (token), addr) != 1)
RETTOK (DNS_R_BADAAAA);
isc_buffer_availableregion (target, ®ion);
if (region.length < 16)
return (ISC_R_NOSPACE);
memcpy (region.base, addr, 16);
isc_buffer_add (target, 16);
return (ISC_R_SUCCESS);
}
static inline isc_result_t
fromtext_eui64(ARGS_FROMTEXT) {
isc_token_t token;
unsigned char eui64[8];
unsigned int l0, l1, l2, l3, l4, l5, l6, l7;
int n;
REQUIRE(type == 109);
UNUSED(type);
UNUSED(rdclass);
UNUSED(origin);
UNUSED(options);
UNUSED(callbacks);
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
n = sscanf(DNS_AS_STR(token), "%2x-%2x-%2x-%2x-%2x-%2x-%2x-%2x",
&l0, &l1, &l2, &l3, &l4, &l5, &l6, &l7);
if (n != 8 || l0 > 255U || l1 > 255U || l2 > 255U || l3 > 255U ||
l4 > 255U || l5 > 255U || l6 > 255U || l7 > 255U)
return (DNS_R_BADEUI);
eui64[0] = l0;
eui64[1] = l1;
eui64[2] = l2;
eui64[3] = l3;
eui64[4] = l4;
eui64[5] = l5;
eui64[6] = l6;
eui64[7] = l7;
return (mem_tobuffer(target, eui64, sizeof(eui64)));
}
static inline isc_result_t
fromtext_l32(ARGS_FROMTEXT) {
isc_token_t token;
struct in_addr addr;
isc_region_t region;
REQUIRE(type == 105);
UNUSED(type);
UNUSED(rdclass);
UNUSED(origin);
UNUSED(options);
UNUSED(callbacks);
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
if (token.value.as_ulong > 0xffffU)
RETTOK(ISC_R_RANGE);
RETERR(uint16_tobuffer(token.value.as_ulong, target));
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
if (getquad(DNS_AS_STR(token), &addr, lexer, callbacks) != 1)
RETTOK(DNS_R_BADDOTTEDQUAD);
isc_buffer_availableregion(target, ®ion);
if (region.length < 4)
return (ISC_R_NOSPACE);
memmove(region.base, &addr, 4);
isc_buffer_add(target, 4);
return (ISC_R_SUCCESS);
}
static inline isc_result_t
fromtext_in_a6(ARGS_FROMTEXT) {
isc_token_t token;
unsigned char addr[16];
unsigned char prefixlen;
unsigned char octets;
unsigned char mask;
dns_name_t name;
isc_buffer_t buffer;
isc_boolean_t ok;
REQUIRE(type == 38);
REQUIRE(rdclass == 1);
UNUSED(type);
UNUSED(rdclass);
UNUSED(callbacks);
/*
* Prefix length.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
if (token.value.as_ulong > 128U)
RETTOK(ISC_R_RANGE);
prefixlen = (unsigned char)token.value.as_ulong;
RETERR(mem_tobuffer(target, &prefixlen, 1));
/*
* Suffix.
*/
if (prefixlen != 128) {
/*
* Prefix 0..127.
*/
octets = prefixlen/8;
/*
* Octets 0..15.
*/
RETERR(isc_lex_getmastertoken(lexer, &token,
isc_tokentype_string,
ISC_FALSE));
if (inet_pton(AF_INET6, DNS_AS_STR(token), addr) != 1)
RETTOK(DNS_R_BADAAAA);
mask = 0xff >> (prefixlen % 8);
addr[octets] &= mask;
RETERR(mem_tobuffer(target, &addr[octets], 16 - octets));
}
static isc_boolean_t
check_mx(isc_token_t *token) {
char tmp[sizeof("xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:123.123.123.123.")];
struct in_addr addr;
struct in6_addr addr6;
if (strlcpy(tmp, DNS_AS_STR(*token), sizeof(tmp)) >= sizeof(tmp))
return (ISC_TRUE);
if (tmp[strlen(tmp) - 1] == '.')
tmp[strlen(tmp) - 1] = '\0';
if (inet_aton(tmp, &addr) == 1 ||
inet_pton(AF_INET6, tmp, &addr6) == 1)
return (ISC_FALSE);
return (ISC_TRUE);
}
static inline isc_result_t
fromtext_nsec3(ARGS_FROMTEXT) {
isc_token_t token;
unsigned int flags;
unsigned char hashalg;
isc_buffer_t b;
unsigned char buf[256];
REQUIRE(type == dns_rdatatype_nsec3);
UNUSED(type);
UNUSED(rdclass);
UNUSED(callbacks);
UNUSED(origin);
UNUSED(options);
/* Hash. */
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
RETTOK(dns_hashalg_fromtext(&hashalg, &token.value.as_textregion));
RETERR(uint8_tobuffer(hashalg, target));
/* Flags. */
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
flags = token.value.as_ulong;
if (flags > 255U)
RETTOK(ISC_R_RANGE);
RETERR(uint8_tobuffer(flags, target));
/* Iterations. */
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
if (token.value.as_ulong > 0xffffU)
RETTOK(ISC_R_RANGE);
RETERR(uint16_tobuffer(token.value.as_ulong, target));
/* salt */
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
if (token.value.as_textregion.length > (255*2))
RETTOK(DNS_R_TEXTTOOLONG);
if (strcmp(DNS_AS_STR(token), "-") == 0) {
RETERR(uint8_tobuffer(0, target));
} else {
RETERR(uint8_tobuffer(strlen(DNS_AS_STR(token)) / 2, target));
RETERR(isc_hex_decodestring(DNS_AS_STR(token), target));
}
/*
* Next hash a single base32hex word.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
isc_buffer_init(&b, buf, sizeof(buf));
RETTOK(isc_base32hexnp_decodestring(DNS_AS_STR(token), &b));
if (isc_buffer_usedlength(&b) > 0xffU)
RETTOK(ISC_R_RANGE);
RETERR(uint8_tobuffer(isc_buffer_usedlength(&b), target));
RETERR(mem_tobuffer(target, &buf, isc_buffer_usedlength(&b)));
return (typemap_fromtext(lexer, target, ISC_TRUE));
}
static inline isc_result_t
fromtext_tkey(ARGS_FROMTEXT) {
isc_token_t token;
dns_rcode_t rcode;
dns_name_t name;
isc_buffer_t buffer;
long i;
char *e;
REQUIRE(type == 249);
UNUSED(type);
UNUSED(rdclass);
UNUSED(callbacks);
/*
* Algorithm.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
dns_name_init(&name, NULL);
buffer_fromregion(&buffer, &token.value.as_region);
origin = (origin != NULL) ? origin : dns_rootname;
RETTOK(dns_name_fromtext(&name, &buffer, origin, options, target));
/*
* Inception.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
RETERR(uint32_tobuffer(token.value.as_ulong, target));
/*
* Expiration.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
RETERR(uint32_tobuffer(token.value.as_ulong, target));
/*
* Mode.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
if (token.value.as_ulong > 0xffffU)
RETTOK(ISC_R_RANGE);
RETERR(uint16_tobuffer(token.value.as_ulong, target));
/*
* Error.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
if (dns_tsigrcode_fromtext(&rcode, &token.value.as_textregion)
!= ISC_R_SUCCESS)
{
i = strtol(DNS_AS_STR(token), &e, 10);
if (*e != 0)
RETTOK(DNS_R_UNKNOWN);
if (i < 0 || i > 0xffff)
RETTOK(ISC_R_RANGE);
rcode = (dns_rcode_t)i;
}
RETERR(uint16_tobuffer(rcode, target));
/*
* Key Size.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
if (token.value.as_ulong > 0xffffU)
RETTOK(ISC_R_RANGE);
RETERR(uint16_tobuffer(token.value.as_ulong, target));
/*
* Key Data.
*/
RETERR(isc_base64_tobuffer(lexer, target, (int)token.value.as_ulong));
/*
* Other Size.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
if (token.value.as_ulong > 0xffffU)
RETTOK(ISC_R_RANGE);
RETERR(uint16_tobuffer(token.value.as_ulong, target));
/*
* Other Data.
*/
return (isc_base64_tobuffer(lexer, target, (int)token.value.as_ulong));
}
static inline isc_result_t
fromtext_sig(ARGS_FROMTEXT) {
isc_token_t token;
unsigned char c;
long i;
dns_rdatatype_t covered;
char *e;
isc_result_t result;
dns_name_t name;
isc_buffer_t buffer;
isc_uint32_t time_signed, time_expire;
REQUIRE(type == dns_rdatatype_sig);
UNUSED(type);
UNUSED(rdclass);
UNUSED(callbacks);
/*
* Type covered.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
result = dns_rdatatype_fromtext(&covered, &token.value.as_textregion);
if (result != ISC_R_SUCCESS && result != ISC_R_NOTIMPLEMENTED) {
i = strtol(DNS_AS_STR(token), &e, 10);
if (i < 0 || i > 65535)
RETTOK(ISC_R_RANGE);
if (*e != 0)
RETTOK(result);
covered = (dns_rdatatype_t)i;
}
RETERR(uint16_tobuffer(covered, target));
/*
* Algorithm.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
RETTOK(dns_secalg_fromtext(&c, &token.value.as_textregion));
RETERR(mem_tobuffer(target, &c, 1));
/*
* Labels.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
if (token.value.as_ulong > 0xffU)
RETTOK(ISC_R_RANGE);
c = (unsigned char)token.value.as_ulong;
RETERR(mem_tobuffer(target, &c, 1));
/*
* Original ttl.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
RETERR(uint32_tobuffer(token.value.as_ulong, target));
/*
* Signature expiration.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
RETTOK(dns_time32_fromtext(DNS_AS_STR(token), &time_expire));
RETERR(uint32_tobuffer(time_expire, target));
/*
* Time signed.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
RETTOK(dns_time32_fromtext(DNS_AS_STR(token), &time_signed));
RETERR(uint32_tobuffer(time_signed, target));
/*
* Key footprint.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
RETERR(uint16_tobuffer(token.value.as_ulong, target));
/*
* Signer.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
dns_name_init(&name, NULL);
buffer_fromregion(&buffer, &token.value.as_region);
if (origin == NULL)
origin = dns_rootname;
RETTOK(dns_name_fromtext(&name, &buffer, origin, options, target));
/*
* Sig.
*/
return (isc_base64_tobuffer(lexer, target, -1));
}
static inline isc_result_t
fromtext_in_apl(ARGS_FROMTEXT) {
isc_token_t token;
unsigned char addr[16];
unsigned long afi;
isc_uint8_t prefix;
isc_uint8_t len;
isc_boolean_t neg;
char *cp, *ap, *slash;
int n;
REQUIRE(type == dns_rdatatype_apl);
REQUIRE(rdclass == dns_rdataclass_in);
UNUSED(type);
UNUSED(rdclass);
UNUSED(origin);
UNUSED(options);
UNUSED(callbacks);
do {
RETERR(isc_lex_getmastertoken(lexer, &token,
isc_tokentype_string, ISC_TRUE));
if (token.type != isc_tokentype_string)
break;
cp = DNS_AS_STR(token);
neg = ISC_TF(*cp == '!');
if (neg)
cp++;
afi = strtoul(cp, &ap, 10);
if (*ap++ != ':' || cp == ap)
RETTOK(DNS_R_SYNTAX);
if (afi > 0xffffU)
RETTOK(ISC_R_RANGE);
slash = strchr(ap, '/');
if (slash == NULL || slash == ap)
RETTOK(DNS_R_SYNTAX);
RETTOK(isc_parse_uint8(&prefix, slash + 1, 10));
switch (afi) {
case 1:
*slash = '\0';
n = inet_pton(AF_INET, ap, addr);
*slash = '/';
if (n != 1)
RETTOK(DNS_R_BADDOTTEDQUAD);
if (prefix > 32)
RETTOK(ISC_R_RANGE);
for (len = 4; len > 0; len--)
if (addr[len - 1] != 0)
break;
break;
case 2:
*slash = '\0';
n = inet_pton(AF_INET6, ap, addr);
*slash = '/';
if (n != 1)
RETTOK(DNS_R_BADAAAA);
if (prefix > 128)
RETTOK(ISC_R_RANGE);
for (len = 16; len > 0; len--)
if (addr[len - 1] != 0)
break;
break;
default:
RETTOK(ISC_R_NOTIMPLEMENTED);
}
RETERR(uint16_tobuffer(afi, target));
RETERR(uint8_tobuffer(prefix, target));
RETERR(uint8_tobuffer(len | ((neg) ? 0x80 : 0), target));
RETERR(mem_tobuffer(target, addr, len));
} while (1);
/*
* Let upper layer handle eol/eof.
*/
isc_lex_ungettoken(lexer, &token);
return (ISC_R_SUCCESS);
}
static inline isc_result_t
fromtext_hip(ARGS_FROMTEXT) {
isc_token_t token;
dns_name_t name;
isc_buffer_t buffer;
isc_buffer_t hit_len;
isc_buffer_t key_len;
unsigned char *start;
size_t len;
REQUIRE(type == dns_rdatatype_hip);
UNUSED(type);
UNUSED(rdclass);
UNUSED(callbacks);
/*
* Dummy HIT len.
*/
hit_len = *target;
RETERR(uint8_tobuffer(0, target));
/*
* Algorithm.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
if (token.value.as_ulong > 0xffU)
RETTOK(ISC_R_RANGE);
RETERR(uint8_tobuffer(token.value.as_ulong, target));
/*
* Dummy KEY len.
*/
key_len = *target;
RETERR(uint16_tobuffer(0, target));
/*
* HIT (base16).
*/
start = isc_buffer_used(target);
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
RETTOK(isc_hex_decodestring(DNS_AS_STR(token), target));
/*
* Fill in HIT len.
*/
len = (unsigned char *)isc_buffer_used(target) - start;
if (len > 0xffU)
RETTOK(ISC_R_RANGE);
RETERR(uint8_tobuffer((isc_uint32_t)len, &hit_len));
/*
* Public key (base64).
*/
start = isc_buffer_used(target);
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
RETTOK(isc_base64_decodestring(DNS_AS_STR(token), target));
/*
* Fill in KEY len.
*/
len = (unsigned char *)isc_buffer_used(target) - start;
if (len > 0xffffU)
RETTOK(ISC_R_RANGE);
RETERR(uint16_tobuffer((isc_uint32_t)len, &key_len));
/*
* Rendezvous Servers.
*/
dns_name_init(&name, NULL);
do {
RETERR(isc_lex_getmastertoken(lexer, &token,
isc_tokentype_string,
ISC_TRUE));
if (token.type != isc_tokentype_string)
break;
buffer_fromregion(&buffer, &token.value.as_region);
origin = (origin != NULL) ? origin : dns_rootname;
RETTOK(dns_name_fromtext(&name, &buffer, origin, options,
target));
} while (1);
/*
* Let upper layer handle eol/eof.
*/
isc_lex_ungettoken(lexer, &token);
return (ISC_R_SUCCESS);
}
static inline isc_result_t
fromtext_ipseckey(ARGS_FROMTEXT) {
isc_token_t token;
dns_name_t name;
isc_buffer_t buffer;
unsigned int gateway;
struct in_addr addr;
unsigned char addr6[16];
isc_region_t region;
REQUIRE(type == 45);
UNUSED(type);
UNUSED(rdclass);
UNUSED(callbacks);
/*
* Precedence.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
if (token.value.as_ulong > 0xffU)
RETTOK(ISC_R_RANGE);
RETERR(uint8_tobuffer(token.value.as_ulong, target));
/*
* Gateway type.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
if (token.value.as_ulong > 0x3U)
RETTOK(ISC_R_RANGE);
RETERR(uint8_tobuffer(token.value.as_ulong, target));
gateway = token.value.as_ulong;
/*
* Algorithm.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,
ISC_FALSE));
if (token.value.as_ulong > 0xffU)
RETTOK(ISC_R_RANGE);
RETERR(uint8_tobuffer(token.value.as_ulong, target));
/*
* Gateway.
*/
RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string,
ISC_FALSE));
switch (gateway) {
case 0:
if (strcmp(DNS_AS_STR(token), ".") != 0)
RETTOK(DNS_R_SYNTAX);
break;
case 1:
if (getquad(DNS_AS_STR(token), &addr, lexer, callbacks) != 1)
RETTOK(DNS_R_BADDOTTEDQUAD);
isc_buffer_availableregion(target, ®ion);
if (region.length < 4)
return (ISC_R_NOSPACE);
memmove(region.base, &addr, 4);
isc_buffer_add(target, 4);
break;
case 2:
if (inet_pton(AF_INET6, DNS_AS_STR(token), addr6) != 1)
RETTOK(DNS_R_BADAAAA);
isc_buffer_availableregion(target, ®ion);
if (region.length < 16)
return (ISC_R_NOSPACE);
memmove(region.base, addr6, 16);
isc_buffer_add(target, 16);
break;
case 3:
dns_name_init(&name, NULL);
buffer_fromregion(&buffer, &token.value.as_region);
origin = (origin != NULL) ? origin : dns_rootname;
RETTOK(dns_name_fromtext(&name, &buffer, origin,
options, target));
break;
}
/*
* Public key.
*/
return (isc_base64_tobuffer(lexer, target, -1));
}
