5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

ab023a65562e62b85a824509d829b6fad87e00b1Rob Austein

0c310d16b05ee94743d33f6920907edee6084fc8Michael Graff

0c310d16b05ee94743d33f6920907edee6084fc8Michael Graff#include <config.h>

de153390f5a1f6d4fa86af91d4cae772d9846ca0Mark Andrews#include <ctype.h>

0c310d16b05ee94743d33f6920907edee6084fc8Michael Graff

822f6cdabb1edd44472c7a758b5cae71376fa9beBrian Wellington#include <isc/base64.h>

ebfcb6cf66283096ebda1503b6cc042ce86b6bedBrian Wellington#include <isc/hex.h>

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews#include <isc/lex.h>

1a69a1a78cfaa86f3b68bbc965232b7876d4da2aDavid Lawrence#include <isc/mem.h>

242bba8991b030b7764f0bdca3922d75c34ea51eAndreas Gustafsson#include <isc/parseint.h>

25a66b4e41e2b0a2af4840749bac80ae78c678bfMark Andrews#include <isc/print.h>

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence#include <isc/string.h>

21f1794606dce19928cf455029e173321f166380Mark Andrews#include <isc/stdlib.h>

973a19342597823f111fce6a8cd5adfd0e2e7c0dMark Andrews#include <isc/util.h>

0c310d16b05ee94743d33f6920907edee6084fc8Michael Graff

1a69a1a78cfaa86f3b68bbc965232b7876d4da2aDavid Lawrence#include <dns/callbacks.h>

1a69a1a78cfaa86f3b68bbc965232b7876d4da2aDavid Lawrence#include <dns/cert.h>

1a69a1a78cfaa86f3b68bbc965232b7876d4da2aDavid Lawrence#include <dns/compress.h>

058e44186b74531402c1f99088eb9dbe4926f8daMark Andrews#include <dns/dsdigest.h>

28b863e609ff2d97b78663b46894494cfa2ea411Mark Andrews#include <dns/enumtype.h>

1a69a1a78cfaa86f3b68bbc965232b7876d4da2aDavid Lawrence#include <dns/keyflags.h>

21825a8d005ccc2dfaf12889bf9eef3413555277Brian Wellington#include <dns/keyvalues.h>

307d2084502eddc7ce921e5ce439aec3531d90e0Tatuya JINMEI 神明達哉#include <dns/message.h>

1a69a1a78cfaa86f3b68bbc965232b7876d4da2aDavid Lawrence#include <dns/rcode.h>

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews#include <dns/rdata.h>

a98551ef592e9be6008e0141ceeb32efd586c5efMark Andrews#include <dns/rdataclass.h>

1a69a1a78cfaa86f3b68bbc965232b7876d4da2aDavid Lawrence#include <dns/rdatastruct.h>

a98551ef592e9be6008e0141ceeb32efd586c5efMark Andrews#include <dns/rdatatype.h>

1a69a1a78cfaa86f3b68bbc965232b7876d4da2aDavid Lawrence#include <dns/result.h>

54c26ab21c61c6d6b1e484bb88dc3ac263845d17Mark Andrews#include <dns/secalg.h>

3ddd92da6651bc72aa79a04195ad389d86fd1a66Andreas Gustafsson#include <dns/secproto.h>

5fc7ba3e1ac5d72239e9971e0f469dd5796738f9Andreas Gustafsson#include <dns/time.h>

5fc7ba3e1ac5d72239e9971e0f469dd5796738f9Andreas Gustafsson#include <dns/ttl.h>

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

9ac7076ebad044afb15e9e2687e3696868778538Mark Andrews#define RETERR(x) \

9ac7076ebad044afb15e9e2687e3696868778538Mark Andrews do { \

9ac7076ebad044afb15e9e2687e3696868778538Mark Andrews isc_result_t _r = (x); \

9ac7076ebad044afb15e9e2687e3696868778538Mark Andrews if (_r != ISC_R_SUCCESS) \

9ac7076ebad044afb15e9e2687e3696868778538Mark Andrews return (_r); \

9ac7076ebad044afb15e9e2687e3696868778538Mark Andrews } while (0)

c46f10e4a1702191b003cf8f8fc5059c15d29c48Mark Andrews

9ac7076ebad044afb15e9e2687e3696868778538Mark Andrews#define RETTOK(x) \

9ac7076ebad044afb15e9e2687e3696868778538Mark Andrews do { \

9ac7076ebad044afb15e9e2687e3696868778538Mark Andrews isc_result_t _r = (x); \

9ac7076ebad044afb15e9e2687e3696868778538Mark Andrews if (_r != ISC_R_SUCCESS) { \

9ac7076ebad044afb15e9e2687e3696868778538Mark Andrews isc_lex_ungettoken(lexer, &token); \

9ac7076ebad044afb15e9e2687e3696868778538Mark Andrews return (_r); \

9ac7076ebad044afb15e9e2687e3696868778538Mark Andrews } \

eb6bd543c7d072efdca509eb17f8f301c1467b53Mark Andrews } while (0)

deaaf94332abbfdb3aff53675546acfed16e5eb6Mark Andrews

c46f10e4a1702191b003cf8f8fc5059c15d29c48Mark Andrews#define DNS_AS_STR(t) ((t).value.as_textregion.base)

c46f10e4a1702191b003cf8f8fc5059c15d29c48Mark Andrews

0b056755b2f423ba5f6adac8f7851d78f7d11437David Lawrence#define ARGS_FROMTEXT int rdclass, dns_rdatatype_t type, \

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence isc_lex_t *lexer, dns_name_t *origin, \

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews unsigned int options, isc_buffer_t *target, \

bddfe77128b0f16af263ff149db40f0d885f43d0Mark Andrews dns_rdatacallbacks_t *callbacks

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence#define ARGS_TOTEXT dns_rdata_t *rdata, dns_rdata_textctx_t *tctx, \

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence isc_buffer_t *target

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence

0b056755b2f423ba5f6adac8f7851d78f7d11437David Lawrence#define ARGS_FROMWIRE int rdclass, dns_rdatatype_t type, \

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence isc_buffer_t *source, dns_decompress_t *dctx, \

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews unsigned int options, isc_buffer_t *target

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence#define ARGS_TOWIRE dns_rdata_t *rdata, dns_compress_t *cctx, \

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence isc_buffer_t *target

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence#define ARGS_COMPARE const dns_rdata_t *rdata1, const dns_rdata_t *rdata2

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence

0b056755b2f423ba5f6adac8f7851d78f7d11437David Lawrence#define ARGS_FROMSTRUCT int rdclass, dns_rdatatype_t type, \

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence void *source, isc_buffer_t *target

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence#define ARGS_TOSTRUCT dns_rdata_t *rdata, void *target, isc_mem_t *mctx

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence#define ARGS_FREESTRUCT void *source

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence#define ARGS_ADDLDATA dns_rdata_t *rdata, dns_additionaldatafunc_t add, \

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence void *arg

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence#define ARGS_DIGEST dns_rdata_t *rdata, dns_digestfunc_t digest, void *arg

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews#define ARGS_CHECKOWNER dns_name_t *name, dns_rdataclass_t rdclass, \

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews dns_rdatatype_t type, isc_boolean_t wildcard

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews#define ARGS_CHECKNAMES dns_rdata_t *rdata, dns_name_t *owner, dns_name_t *bad

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews

0c8649cea98afc061dd2938fd315df53b8fc35caAndreas Gustafssontypedef struct dns_rdata_textctx {

ab023a65562e62b85a824509d829b6fad87e00b1Rob Austein dns_name_t *origin; /*%< Current origin, or NULL. */

ab023a65562e62b85a824509d829b6fad87e00b1Rob Austein unsigned int flags; /*%< DNS_STYLEFLAG_* */

ab023a65562e62b85a824509d829b6fad87e00b1Rob Austein unsigned int width; /*%< Width of rdata column. */

e672951ed28b2e9cc7a19c3d7fa4a258382f981cAutomatic Updater const char *linebreak; /*%< Line break string. */

0c8649cea98afc061dd2938fd315df53b8fc35caAndreas Gustafsson} dns_rdata_textctx_t;

0c8649cea98afc061dd2938fd315df53b8fc35caAndreas Gustafsson

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic isc_result_t

2383eb527269d333df4222da20e4b422c3662daaEvan Hunttxt_totext(isc_region_t *source, isc_boolean_t quote, isc_buffer_t *target);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic isc_result_t

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencetxt_fromtext(isc_textregion_t *source, isc_buffer_t *target);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic isc_result_t

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencetxt_fromwire(isc_buffer_t *source, isc_buffer_t *target);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

9fe8cca06537c45375c1e1d36b82501caf0ae090Francis Dupontstatic isc_result_t

7712d1660a308ec3de17f1ddbbf801eb0d663f3eEvan Huntmultitxt_totext(isc_region_t *source, isc_buffer_t *target);

9fe8cca06537c45375c1e1d36b82501caf0ae090Francis Dupont

9fe8cca06537c45375c1e1d36b82501caf0ae090Francis Dupontstatic isc_result_t

7712d1660a308ec3de17f1ddbbf801eb0d663f3eEvan Huntmultitxt_fromtext(isc_textregion_t *source, isc_buffer_t *target);

9fe8cca06537c45375c1e1d36b82501caf0ae090Francis Dupont

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic isc_boolean_t

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencename_prefix(dns_name_t *name, dns_name_t *origin, dns_name_t *target);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic unsigned int

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencename_length(dns_name_t *name);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic isc_result_t

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrencestr_totext(const char *source, isc_buffer_t *target);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

330705066b03f6ce0bc08a4bbfc5d2418038c68dBrian Wellingtonstatic isc_result_t

330705066b03f6ce0bc08a4bbfc5d2418038c68dBrian Wellingtoninet_totext(int af, isc_region_t *src, isc_buffer_t *target);

330705066b03f6ce0bc08a4bbfc5d2418038c68dBrian Wellington

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic isc_boolean_t

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencebuffer_empty(isc_buffer_t *source);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic void

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencebuffer_fromregion(isc_buffer_t *buffer, isc_region_t *region);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic isc_result_t

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrenceuint32_tobuffer(isc_uint32_t, isc_buffer_t *target);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic isc_result_t

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrenceuint16_tobuffer(isc_uint32_t, isc_buffer_t *target);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic isc_result_t

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrenceuint8_tobuffer(isc_uint32_t, isc_buffer_t *target);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic isc_result_t

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencename_tobuffer(dns_name_t *name, isc_buffer_t *target);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic isc_uint32_t

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrenceuint32_fromregion(isc_region_t *region);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic isc_uint16_t

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrenceuint16_fromregion(isc_region_t *region);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic isc_uint8_t

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrenceuint8_fromregion(isc_region_t *region);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

6098d364b690cb9dabf96e9664c4689c8559bd2eMark Andrewsstatic isc_uint8_t

6098d364b690cb9dabf96e9664c4689c8559bd2eMark Andrewsuint8_consume_fromregion(isc_region_t *region);

6098d364b690cb9dabf96e9664c4689c8559bd2eMark Andrews

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic isc_result_t

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencemem_tobuffer(isc_buffer_t *target, void *base, unsigned int length);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic int

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencehexvalue(char value);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic int

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencedecvalue(char value);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic isc_result_t

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencebtoa_totext(unsigned char *inbuf, int inbuflen, isc_buffer_t *target);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic isc_result_t

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrenceatob_tobuffer(isc_lex_t *lexer, isc_buffer_t *target);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic void

76c8294c81fb48b1da6e1fc5b83322a4cedb8e58Andreas Gustafssondefault_fromtext_callback(dns_rdatacallbacks_t *callbacks, const char *, ...)

76c8294c81fb48b1da6e1fc5b83322a4cedb8e58Andreas Gustafsson ISC_FORMAT_PRINTF(2, 3);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic void

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrencefromtext_error(void (*callback)(dns_rdatacallbacks_t *, const char *, ...),

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence dns_rdatacallbacks_t *callbacks, const char *name,

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence unsigned long line, isc_token_t *token, isc_result_t result);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence

fd4810861c0c0ccb9aebde94e9d289442b2630dbMark Andrewsstatic void

fd4810861c0c0ccb9aebde94e9d289442b2630dbMark Andrewsfromtext_warneof(isc_lex_t *lexer, dns_rdatacallbacks_t *callbacks);

fd4810861c0c0ccb9aebde94e9d289442b2630dbMark Andrews

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencestatic isc_result_t

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencerdata_totext(dns_rdata_t *rdata, dns_rdata_textctx_t *tctx,

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence isc_buffer_t *target);

7ab0e69f61e61e81d489c95c7ebd981e74e7ef16Andreas Gustafsson

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrewsstatic void

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrewswarn_badname(dns_name_t *name, isc_lex_t *lexer,

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews dns_rdatacallbacks_t *callbacks);

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews

c5223c9cb7c22620d5ee6611228673e95b48a270Mark Andrewsstatic void

c5223c9cb7c22620d5ee6611228673e95b48a270Mark Andrewswarn_badmx(isc_token_t *token, isc_lex_t *lexer,

c5223c9cb7c22620d5ee6611228673e95b48a270Mark Andrews dns_rdatacallbacks_t *callbacks);

c5223c9cb7c22620d5ee6611228673e95b48a270Mark Andrews

6098d364b690cb9dabf96e9664c4689c8559bd2eMark Andrewsstatic isc_uint16_t

6098d364b690cb9dabf96e9664c4689c8559bd2eMark Andrewsuint16_consume_fromregion(isc_region_t *region);

6098d364b690cb9dabf96e9664c4689c8559bd2eMark Andrews

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrewsstatic isc_result_t

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrewsunknown_totext(dns_rdata_t *rdata, dns_rdata_textctx_t *tctx,

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews isc_buffer_t *target);

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews#define NS_INT16SZ 2

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews#define NS_LOCATORSZ 8

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrewsstatic inline int

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrewslocator_pton(const char *src, unsigned char *dst) {

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews static const char xdigits_l[] = "0123456789abcdef",

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews xdigits_u[] = "0123456789ABCDEF";

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews unsigned char tmp[NS_LOCATORSZ];

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews unsigned char *tp = tmp, *endp;

6a528eaa09b6eed63144250dc61062f3a84880abMark Andrews const char *xdigits;

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews int ch, seen_xdigits;

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews unsigned int val;

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews memset(tp, '\0', NS_LOCATORSZ);

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews endp = tp + NS_LOCATORSZ;

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews seen_xdigits = 0;

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews val = 0;

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews while ((ch = *src++) != '\0') {

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews const char *pch;

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews pch = strchr((xdigits = xdigits_l), ch);

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews if (pch == NULL)

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews pch = strchr((xdigits = xdigits_u), ch);

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews if (pch != NULL) {

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews val <<= 4;

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews val |= (pch - xdigits);

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews if (++seen_xdigits > 4)

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews return (0);

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews continue;

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews }

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews if (ch == ':') {

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews if (!seen_xdigits)

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews return (0);

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews if (tp + NS_INT16SZ > endp)

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews return (0);

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews *tp++ = (unsigned char) (val >> 8) & 0xff;

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews *tp++ = (unsigned char) val & 0xff;

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews seen_xdigits = 0;

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews val = 0;

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews continue;

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews }

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews return (0);

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews }

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews if (seen_xdigits) {

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews if (tp + NS_INT16SZ > endp)

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews return (0);

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews *tp++ = (unsigned char) (val >> 8) & 0xff;

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews *tp++ = (unsigned char) val & 0xff;

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews }

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews if (tp != endp)

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews return (0);

e851ea826066ac5a5b01c2c23218faa0273a12e8Evan Hunt memmove(dst, tmp, NS_LOCATORSZ);

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews return (1);

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews}

f1c1aab2c9e720399d66d8db5f40515d47c45ecfMark Andrews

bddfe77128b0f16af263ff149db40f0d885f43d0Mark Andrewsstatic inline int

bddfe77128b0f16af263ff149db40f0d885f43d0Mark Andrewsgetquad(const void *src, struct in_addr *dst,

bddfe77128b0f16af263ff149db40f0d885f43d0Mark Andrews isc_lex_t *lexer, dns_rdatacallbacks_t *callbacks)

bddfe77128b0f16af263ff149db40f0d885f43d0Mark Andrews{

bddfe77128b0f16af263ff149db40f0d885f43d0Mark Andrews int result;

bddfe77128b0f16af263ff149db40f0d885f43d0Mark Andrews struct in_addr *tmp;

bddfe77128b0f16af263ff149db40f0d885f43d0Mark Andrews

bddfe77128b0f16af263ff149db40f0d885f43d0Mark Andrews result = inet_aton(src, dst);

bddfe77128b0f16af263ff149db40f0d885f43d0Mark Andrews if (result == 1 && callbacks != NULL &&

bddfe77128b0f16af263ff149db40f0d885f43d0Mark Andrews inet_pton(AF_INET, src, &tmp) != 1) {

23cb957a81a51a9656917ea98d0ae56b7abdcaccMark Andrews const char *name = isc_lex_getsourcename(lexer);

b6a0341bcb113e93bd0bc41a9f9a1fc117444da6Mark Andrews if (name == NULL)

b6a0341bcb113e93bd0bc41a9f9a1fc117444da6Mark Andrews name = "UNKNOWN";

aa05bbdef7f7827dde158dcc913f4dade84c8511Brian Wellington (*callbacks->warn)(callbacks, "%s:%lu: \"%s\" "

23cb957a81a51a9656917ea98d0ae56b7abdcaccMark Andrews "is not a decimal dotted quad", name,

23cb957a81a51a9656917ea98d0ae56b7abdcaccMark Andrews isc_lex_getsourceline(lexer), src);

bddfe77128b0f16af263ff149db40f0d885f43d0Mark Andrews }

bddfe77128b0f16af263ff149db40f0d885f43d0Mark Andrews return (result);

bddfe77128b0f16af263ff149db40f0d885f43d0Mark Andrews}

bddfe77128b0f16af263ff149db40f0d885f43d0Mark Andrews

2002be4f65776451676df6ee21a2e28f52bcad6dMark Andrewsstatic inline isc_result_t

2002be4f65776451676df6ee21a2e28f52bcad6dMark Andrewsname_duporclone(dns_name_t *source, isc_mem_t *mctx, dns_name_t *target) {

2002be4f65776451676df6ee21a2e28f52bcad6dMark Andrews

2002be4f65776451676df6ee21a2e28f52bcad6dMark Andrews if (mctx != NULL)

78838d3e0cd62423c23de5503910e01884d2104bBrian Wellington return (dns_name_dup(source, mctx, target));

2002be4f65776451676df6ee21a2e28f52bcad6dMark Andrews dns_name_clone(source, target);

2002be4f65776451676df6ee21a2e28f52bcad6dMark Andrews return (ISC_R_SUCCESS);

2002be4f65776451676df6ee21a2e28f52bcad6dMark Andrews}

2002be4f65776451676df6ee21a2e28f52bcad6dMark Andrews

2002be4f65776451676df6ee21a2e28f52bcad6dMark Andrewsstatic inline void *

2002be4f65776451676df6ee21a2e28f52bcad6dMark Andrewsmem_maybedup(isc_mem_t *mctx, void *source, size_t length) {

d4422ec231e58b60693620cf298276e47f04f0ecMark Andrews void *copy;

2002be4f65776451676df6ee21a2e28f52bcad6dMark Andrews

2002be4f65776451676df6ee21a2e28f52bcad6dMark Andrews if (mctx == NULL)

2002be4f65776451676df6ee21a2e28f52bcad6dMark Andrews return (source);

d4422ec231e58b60693620cf298276e47f04f0ecMark Andrews copy = isc_mem_allocate(mctx, length);

d4422ec231e58b60693620cf298276e47f04f0ecMark Andrews if (copy != NULL)

d4422ec231e58b60693620cf298276e47f04f0ecMark Andrews memmove(copy, source, length);

f6407f9a0b890bebbfd5f738d9c4aef3d3315fe9Michael Graff

d4422ec231e58b60693620cf298276e47f04f0ecMark Andrews return (copy);

2002be4f65776451676df6ee21a2e28f52bcad6dMark Andrews}

2002be4f65776451676df6ee21a2e28f52bcad6dMark Andrews

ffe74cc719aa0f10c38fbc1f2f3ea7db0960cb8fMark Andrewsstatic const char hexdigits[] = "0123456789abcdef";

ffe74cc719aa0f10c38fbc1f2f3ea7db0960cb8fMark Andrewsstatic const char decdigits[] = "0123456789";

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews#include "code.h"

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

bed8e84810a80dad3d37870be927d1dfd015f480Mark Andrews#define META 0x0001

bed8e84810a80dad3d37870be927d1dfd015f480Mark Andrews#define RESERVED 0x0002

bed8e84810a80dad3d37870be927d1dfd015f480Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrewsdns_rdata_init(dns_rdata_t *rdata) {

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews REQUIRE(rdata != NULL);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews rdata->data = NULL;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews rdata->length = 0;

d981ca645597116d227a48bf37cc5edc061c854dBob Halley rdata->rdclass = 0;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews rdata->type = 0;

e6bd97dded968f82e26b270842b789bff7bca422Mark Andrews rdata->flags = 0;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews ISC_LINK_INIT(rdata, link);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews /* ISC_LIST_INIT(rdata->list); */

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews}

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

368b37b616234fce3d23099eb180f1dd38e1fb62Mark Andrewsdns_rdata_reset(dns_rdata_t *rdata) {

389c749a5ee18f1c0d6278ae49f2aae5d5f0d2dcMark Andrews

cabaeca9ae5b98c80586b91e89cf552e17a75a9bBrian Wellington REQUIRE(rdata != NULL);

cabaeca9ae5b98c80586b91e89cf552e17a75a9bBrian Wellington

389c749a5ee18f1c0d6278ae49f2aae5d5f0d2dcMark Andrews REQUIRE(!ISC_LINK_LINKED(rdata, link));

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(rdata));

389c749a5ee18f1c0d6278ae49f2aae5d5f0d2dcMark Andrews

389c749a5ee18f1c0d6278ae49f2aae5d5f0d2dcMark Andrews rdata->data = NULL;

389c749a5ee18f1c0d6278ae49f2aae5d5f0d2dcMark Andrews rdata->length = 0;

389c749a5ee18f1c0d6278ae49f2aae5d5f0d2dcMark Andrews rdata->rdclass = 0;

389c749a5ee18f1c0d6278ae49f2aae5d5f0d2dcMark Andrews rdata->type = 0;

389c749a5ee18f1c0d6278ae49f2aae5d5f0d2dcMark Andrews rdata->flags = 0;

389c749a5ee18f1c0d6278ae49f2aae5d5f0d2dcMark Andrews}

389c749a5ee18f1c0d6278ae49f2aae5d5f0d2dcMark Andrews

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrewsdns_rdata_clone(const dns_rdata_t *src, dns_rdata_t *target) {

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews

cabaeca9ae5b98c80586b91e89cf552e17a75a9bBrian Wellington REQUIRE(src != NULL);

cabaeca9ae5b98c80586b91e89cf552e17a75a9bBrian Wellington REQUIRE(target != NULL);

cabaeca9ae5b98c80586b91e89cf552e17a75a9bBrian Wellington

f1cae4bcb7ee3060d893f5ab3ba55c1820bf3e4aBrian Wellington REQUIRE(DNS_RDATA_INITIALIZED(target));

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(src));

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(target));

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews

29c818c7d40fc8898b062903ec703851328a4deaMark Andrews target->data = src->data;

29c818c7d40fc8898b062903ec703851328a4deaMark Andrews target->length = src->length;

29c818c7d40fc8898b062903ec703851328a4deaMark Andrews target->rdclass = src->rdclass;

29c818c7d40fc8898b062903ec703851328a4deaMark Andrews target->type = src->type;

29c818c7d40fc8898b062903ec703851328a4deaMark Andrews target->flags = src->flags;

29c818c7d40fc8898b062903ec703851328a4deaMark Andrews}

29c818c7d40fc8898b062903ec703851328a4deaMark Andrews

29c818c7d40fc8898b062903ec703851328a4deaMark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrencedns_rdata_compare(const dns_rdata_t *rdata1, const dns_rdata_t *rdata2) {

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews int result = 0;

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews isc_boolean_t use_default = ISC_FALSE;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews REQUIRE(rdata1 != NULL);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews REQUIRE(rdata2 != NULL);

735ca24fa61ad9cd0285776c2fc4c14032f8f194Mark Andrews REQUIRE(rdata1->length == 0 || rdata1->data != NULL);

735ca24fa61ad9cd0285776c2fc4c14032f8f194Mark Andrews REQUIRE(rdata2->length == 0 || rdata2->data != NULL);

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(rdata1));

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(rdata2));

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

d981ca645597116d227a48bf37cc5edc061c854dBob Halley if (rdata1->rdclass != rdata2->rdclass)

d981ca645597116d227a48bf37cc5edc061c854dBob Halley return (rdata1->rdclass < rdata2->rdclass ? -1 : 1);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews if (rdata1->type != rdata2->type)

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews return (rdata1->type < rdata2->type ? -1 : 1);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews COMPARESWITCH

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews if (use_default) {

44a966dff66061ac3f266c6b451a70733eb78e82Mark Andrews isc_region_t r1;

44a966dff66061ac3f266c6b451a70733eb78e82Mark Andrews isc_region_t r2;

44a966dff66061ac3f266c6b451a70733eb78e82Mark Andrews

44a966dff66061ac3f266c6b451a70733eb78e82Mark Andrews dns_rdata_toregion(rdata1, &r1);

44a966dff66061ac3f266c6b451a70733eb78e82Mark Andrews dns_rdata_toregion(rdata2, &r2);

90e303b114e56db5809fdd19805243457fa43cd9Olafur Gudmundsson result = isc_region_compare(&r1, &r2);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews }

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews return (result);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews}

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrewsdns_rdata_casecompare(const dns_rdata_t *rdata1, const dns_rdata_t *rdata2) {

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews int result = 0;

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews isc_boolean_t use_default = ISC_FALSE;

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews REQUIRE(rdata1 != NULL);

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews REQUIRE(rdata2 != NULL);

735ca24fa61ad9cd0285776c2fc4c14032f8f194Mark Andrews REQUIRE(rdata1->length == 0 || rdata1->data != NULL);

735ca24fa61ad9cd0285776c2fc4c14032f8f194Mark Andrews REQUIRE(rdata2->length == 0 || rdata2->data != NULL);

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(rdata1));

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(rdata2));

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews if (rdata1->rdclass != rdata2->rdclass)

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews return (rdata1->rdclass < rdata2->rdclass ? -1 : 1);

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews if (rdata1->type != rdata2->type)

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews return (rdata1->type < rdata2->type ? -1 : 1);

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews CASECOMPARESWITCH

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews if (use_default) {

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews isc_region_t r1;

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews isc_region_t r2;

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews dns_rdata_toregion(rdata1, &r1);

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews dns_rdata_toregion(rdata2, &r2);

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews result = isc_region_compare(&r1, &r2);

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews }

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews return (result);

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews}

3d17a3ba61a303d5c4d9867068d0fbe9f24d2988Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

d981ca645597116d227a48bf37cc5edc061c854dBob Halleydns_rdata_fromregion(dns_rdata_t *rdata, dns_rdataclass_t rdclass,

0e8cf9a887c70f96ac448b06c069d90b830215ccMark Andrews dns_rdatatype_t type, isc_region_t *r)

0e8cf9a887c70f96ac448b06c069d90b830215ccMark Andrews{

40f53fa8d9c6a4fc38c0014495e7a42b08f52481David Lawrence

19d365e4448f1782611280b020987988b7ac3210Mark Andrews REQUIRE(rdata != NULL);

f1cae4bcb7ee3060d893f5ab3ba55c1820bf3e4aBrian Wellington REQUIRE(DNS_RDATA_INITIALIZED(rdata));

19d365e4448f1782611280b020987988b7ac3210Mark Andrews REQUIRE(r != NULL);

19d365e4448f1782611280b020987988b7ac3210Mark Andrews

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(rdata));

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews rdata->data = r->base;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews rdata->length = r->length;

d981ca645597116d227a48bf37cc5edc061c854dBob Halley rdata->rdclass = rdclass;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews rdata->type = type;

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews rdata->flags = 0;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews}

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrencedns_rdata_toregion(const dns_rdata_t *rdata, isc_region_t *r) {

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

19d365e4448f1782611280b020987988b7ac3210Mark Andrews REQUIRE(rdata != NULL);

19d365e4448f1782611280b020987988b7ac3210Mark Andrews REQUIRE(r != NULL);

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(rdata));

19d365e4448f1782611280b020987988b7ac3210Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews r->base = rdata->data;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews r->length = rdata->length;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews}

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

d981ca645597116d227a48bf37cc5edc061c854dBob Halleydns_rdata_fromwire(dns_rdata_t *rdata, dns_rdataclass_t rdclass,

0e8cf9a887c70f96ac448b06c069d90b830215ccMark Andrews dns_rdatatype_t type, isc_buffer_t *source,

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews dns_decompress_t *dctx, unsigned int options,

0e8cf9a887c70f96ac448b06c069d90b830215ccMark Andrews isc_buffer_t *target)

0e8cf9a887c70f96ac448b06c069d90b830215ccMark Andrews{

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff isc_result_t result = ISC_R_NOTIMPLEMENTED;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews isc_region_t region;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews isc_buffer_t ss;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews isc_buffer_t st;

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews isc_boolean_t use_default = ISC_FALSE;

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews isc_uint32_t activelength;

c3c8823fed039b3a2b8e5ca8bc2f3301d1dd840eMark Andrews unsigned int length;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

19d365e4448f1782611280b020987988b7ac3210Mark Andrews REQUIRE(dctx != NULL);

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews if (rdata != NULL) {

f1cae4bcb7ee3060d893f5ab3ba55c1820bf3e4aBrian Wellington REQUIRE(DNS_RDATA_INITIALIZED(rdata));

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(rdata));

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews }

7e9d637131516486630290d36c4c0db544cb700eMark Andrews REQUIRE(source != NULL);

7e9d637131516486630290d36c4c0db544cb700eMark Andrews REQUIRE(target != NULL);

19d365e4448f1782611280b020987988b7ac3210Mark Andrews

6bebabb376b93e7d12f53a253b197a3fc0e0b001Andreas Gustafsson if (type == 0)

6bebabb376b93e7d12f53a253b197a3fc0e0b001Andreas Gustafsson return (DNS_R_FORMERR);

6bebabb376b93e7d12f53a253b197a3fc0e0b001Andreas Gustafsson

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews ss = *source;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews st = *target;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews activelength = isc_buffer_activelength(source);

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews INSIST(activelength < 65536);

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews FROMWIRESWITCH

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews if (use_default) {

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews if (activelength > isc_buffer_availablelength(target))

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews result = ISC_R_NOSPACE;

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews else {

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews isc_buffer_putmem(target, isc_buffer_current(source),

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews activelength);

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews isc_buffer_forward(source, activelength);

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews result = ISC_R_SUCCESS;

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews }

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews }

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

1bbd36c4db2c86762b582db4b0504e6e68a183f6Mark Andrews /*

1bbd36c4db2c86762b582db4b0504e6e68a183f6Mark Andrews length = isc_buffer_usedlength(target) - isc_buffer_usedlength(&st);

1bbd36c4db2c86762b582db4b0504e6e68a183f6Mark Andrews if (result == ISC_R_SUCCESS && length > DNS_RDATA_MAXLENGTH)

1bbd36c4db2c86762b582db4b0504e6e68a183f6Mark Andrews result = DNS_R_FORMERR;

1bbd36c4db2c86762b582db4b0504e6e68a183f6Mark Andrews

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence /*

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff if (result == ISC_R_SUCCESS && !buffer_empty(source))

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews result = DNS_R_EXTRADATA;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

ad7209ea70d346527ffdcda335153831341d9dcfAndreas Gustafsson if (rdata != NULL && result == ISC_R_SUCCESS) {

7d8cdd869ed2162a5befda7cc1600136110f54d6Mark Andrews region.base = isc_buffer_used(&st);

1bbd36c4db2c86762b582db4b0504e6e68a183f6Mark Andrews region.length = length;

d981ca645597116d227a48bf37cc5edc061c854dBob Halley dns_rdata_fromregion(rdata, rdclass, type, &region);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews }

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff if (result != ISC_R_SUCCESS) {

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews *source = ss;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews *target = st;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews }

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews return (result);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews}

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrewsdns_rdata_towire(dns_rdata_t *rdata, dns_compress_t *cctx,

78838d3e0cd62423c23de5503910e01884d2104bBrian Wellington isc_buffer_t *target)

0e8cf9a887c70f96ac448b06c069d90b830215ccMark Andrews{

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff isc_result_t result = ISC_R_NOTIMPLEMENTED;

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews isc_boolean_t use_default = ISC_FALSE;

f0a5bb8f86631ce638cb2b6c65bbb9bcf9b0cdc0Bob Halley isc_region_t tr;

52637f592f705ca93fadc218e403fd55e8ce4aeaMark Andrews isc_buffer_t st;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

19d365e4448f1782611280b020987988b7ac3210Mark Andrews REQUIRE(rdata != NULL);

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(rdata));

6e49e91bd08778d7eae45a2229dcf41ed97cc636David Lawrence

693ddf84daa745a0ea8ca311a8154dfa03eabc43Andreas Gustafsson /*

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews if ((rdata->flags & DNS_RDATA_UPDATE) != 0) {

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews INSIST(rdata->length == 0);

693ddf84daa745a0ea8ca311a8154dfa03eabc43Andreas Gustafsson return (ISC_R_SUCCESS);

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews }

693ddf84daa745a0ea8ca311a8154dfa03eabc43Andreas Gustafsson

52637f592f705ca93fadc218e403fd55e8ce4aeaMark Andrews st = *target;

19d365e4448f1782611280b020987988b7ac3210Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews TOWIRESWITCH

40f53fa8d9c6a4fc38c0014495e7a42b08f52481David Lawrence

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews if (use_default) {

6e49e91bd08778d7eae45a2229dcf41ed97cc636David Lawrence isc_buffer_availableregion(target, &tr);

40f53fa8d9c6a4fc38c0014495e7a42b08f52481David Lawrence if (tr.length < rdata->length)

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff return (ISC_R_NOSPACE);

e851ea826066ac5a5b01c2c23218faa0273a12e8Evan Hunt memmove(tr.base, rdata->data, rdata->length);

f0a5bb8f86631ce638cb2b6c65bbb9bcf9b0cdc0Bob Halley isc_buffer_add(target, rdata->length);

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff return (ISC_R_SUCCESS);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews }

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff if (result != ISC_R_SUCCESS) {

52637f592f705ca93fadc218e403fd55e8ce4aeaMark Andrews *target = st;

7c0378745269fe49a05904935afc42b85528f53aDavid Lawrence INSIST(target->used < 65536);

7c0378745269fe49a05904935afc42b85528f53aDavid Lawrence dns_compress_rollback(cctx, (isc_uint16_t)target->used);

52637f592f705ca93fadc218e403fd55e8ce4aeaMark Andrews }

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews return (result);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews}

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

3a16668468060842e847ea6556e80e1405d35cd6Brian Wellingtonstatic isc_result_t

7e4cda9965e2edf2ec43c57967eec8eff7061ab0Andreas Gustafssonrdata_validate(isc_buffer_t *src, isc_buffer_t *dest, dns_rdataclass_t rdclass,

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington dns_rdatatype_t type)

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews{

ebfcb6cf66283096ebda1503b6cc042ce86b6bedBrian Wellington dns_decompress_t dctx;

ebfcb6cf66283096ebda1503b6cc042ce86b6bedBrian Wellington isc_result_t result;

ebfcb6cf66283096ebda1503b6cc042ce86b6bedBrian Wellington

942d1a339b1fe617f7d17d66cb5fccce798d15aeBrian Wellington dns_decompress_init(&dctx, -1, DNS_DECOMPRESS_NONE);

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington isc_buffer_setactive(src, isc_buffer_usedlength(src));

7e9d637131516486630290d36c4c0db544cb700eMark Andrews result = dns_rdata_fromwire(NULL, rdclass, type, src, &dctx, 0, dest);

ebfcb6cf66283096ebda1503b6cc042ce86b6bedBrian Wellington dns_decompress_invalidate(&dctx);

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews return (result);

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews}

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellingtonstatic isc_result_t

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellingtonunknown_fromtext(dns_rdataclass_t rdclass, dns_rdatatype_t type,

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington isc_lex_t *lexer, isc_mem_t *mctx, isc_buffer_t *target)

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington{

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington isc_result_t result;

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington isc_buffer_t *buf = NULL;

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington isc_token_t token;

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington

de5247ae1683ce145662180ee50272d2214a0232Andreas Gustafsson if (type == 0 || dns_rdatatype_ismeta(type))

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington return (DNS_R_METATYPE);

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington

1cc4695f0da63f0190e3514adccf6a96f3dc1519Mark Andrews RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_number,

1cc4695f0da63f0190e3514adccf6a96f3dc1519Mark Andrews ISC_FALSE));

1cc4695f0da63f0190e3514adccf6a96f3dc1519Mark Andrews if (token.value.as_ulong > 65535U)

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington return (ISC_R_RANGE);

f16495732753175e4a9fc144323a12fdcc29b561Brian Wellington result = isc_buffer_allocate(mctx, &buf, token.value.as_ulong);

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington if (result != ISC_R_SUCCESS)

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington return (result);

e672951ed28b2e9cc7a19c3d7fa4a258382f981cAutomatic Updater

e086935752b6e2f51ef2985fee21ccfff617b115David Lawrence result = isc_hex_tobuffer(lexer, buf,

e086935752b6e2f51ef2985fee21ccfff617b115David Lawrence (unsigned int)token.value.as_ulong);

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington if (result != ISC_R_SUCCESS)

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington goto failure;

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington if (isc_buffer_usedlength(buf) != token.value.as_ulong) {

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington result = ISC_R_UNEXPECTEDEND;

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington goto failure;

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington }

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington if (dns_rdatatype_isknown(type)) {

7e4cda9965e2edf2ec43c57967eec8eff7061ab0Andreas Gustafsson result = rdata_validate(buf, target, rdclass, type);

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington } else {

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington isc_region_t r;

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington isc_buffer_usedregion(buf, &r);

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington result = isc_buffer_copyregion(target, &r);

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington }

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington if (result != ISC_R_SUCCESS)

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington goto failure;

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington isc_buffer_free(&buf);

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington return (ISC_R_SUCCESS);

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington failure:

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington isc_buffer_free(&buf);

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington return (result);

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington}

93ed317bb43658ed48ee7439f7a36bb9bcf80c94Brian Wellington

d981ca645597116d227a48bf37cc5edc061c854dBob Halleydns_rdata_fromtext(dns_rdata_t *rdata, dns_rdataclass_t rdclass,

0e8cf9a887c70f96ac448b06c069d90b830215ccMark Andrews dns_rdatatype_t type, isc_lex_t *lexer,

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews dns_name_t *origin, unsigned int options, isc_mem_t *mctx,

0e8cf9a887c70f96ac448b06c069d90b830215ccMark Andrews isc_buffer_t *target, dns_rdatacallbacks_t *callbacks)

0e8cf9a887c70f96ac448b06c069d90b830215ccMark Andrews{

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff isc_result_t result = ISC_R_NOTIMPLEMENTED;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews isc_region_t region;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews isc_buffer_t st;

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews isc_token_t token;

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews unsigned int lexoptions = ISC_LEXOPT_EOL | ISC_LEXOPT_EOF |

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews ISC_LEXOPT_DNSMULTILINE | ISC_LEXOPT_ESCAPE;

82d05588933a3c765aa8518fe455d6477d640b99Mark Andrews char *name;

20b20b23948b90cb2f7d7f402da99d09f837efd0David Lawrence unsigned long line;

6d12fdf96621801e80f3f4c2a8a569fe48766a20David Lawrence void (*callback)(dns_rdatacallbacks_t *, const char *, ...);

8dd5237a27e2e824d18f835dc711573aeb23a173Mark Andrews isc_result_t tresult;

c3c8823fed039b3a2b8e5ca8bc2f3301d1dd840eMark Andrews unsigned int length;

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews isc_boolean_t unknown;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

6e49e91bd08778d7eae45a2229dcf41ed97cc636David Lawrence REQUIRE(origin == NULL || dns_name_isabsolute(origin) == ISC_TRUE);

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews if (rdata != NULL) {

f1cae4bcb7ee3060d893f5ab3ba55c1820bf3e4aBrian Wellington REQUIRE(DNS_RDATA_INITIALIZED(rdata));

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(rdata));

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews }

23cb957a81a51a9656917ea98d0ae56b7abdcaccMark Andrews if (callbacks != NULL) {

23cb957a81a51a9656917ea98d0ae56b7abdcaccMark Andrews REQUIRE(callbacks->warn != NULL);

23cb957a81a51a9656917ea98d0ae56b7abdcaccMark Andrews REQUIRE(callbacks->error != NULL);

23cb957a81a51a9656917ea98d0ae56b7abdcaccMark Andrews }

19d365e4448f1782611280b020987988b7ac3210Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews st = *target;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

23cb957a81a51a9656917ea98d0ae56b7abdcaccMark Andrews if (callbacks != NULL)

228c679d7a269423019f7c528db92e855f08240bMark Andrews callback = callbacks->error;

b6a0341bcb113e93bd0bc41a9f9a1fc117444da6Mark Andrews else

228c679d7a269423019f7c528db92e855f08240bMark Andrews callback = default_fromtext_callback;

228c679d7a269423019f7c528db92e855f08240bMark Andrews

ebfcb6cf66283096ebda1503b6cc042ce86b6bedBrian Wellington result = isc_lex_getmastertoken(lexer, &token, isc_tokentype_qstring,

ebfcb6cf66283096ebda1503b6cc042ce86b6bedBrian Wellington ISC_FALSE);

228c679d7a269423019f7c528db92e855f08240bMark Andrews if (result != ISC_R_SUCCESS) {

228c679d7a269423019f7c528db92e855f08240bMark Andrews name = isc_lex_getsourcename(lexer);

228c679d7a269423019f7c528db92e855f08240bMark Andrews line = isc_lex_getsourceline(lexer);

c51f2c9a529b2130a8058cb7a32bd284fa6cfdb9Mark Andrews fromtext_error(callback, callbacks, name, line, NULL, result);

ebfcb6cf66283096ebda1503b6cc042ce86b6bedBrian Wellington return (result);

228c679d7a269423019f7c528db92e855f08240bMark Andrews }

228c679d7a269423019f7c528db92e855f08240bMark Andrews

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews unknown = ISC_FALSE;

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews if (token.type == isc_tokentype_string &&

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews strcmp(DNS_AS_STR(token), "\\#") == 0) {

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews /*

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews if (type == dns_rdatatype_txt) {

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews result = isc_lex_getmastertoken(lexer, &token,

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews isc_tokentype_number,

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews ISC_FALSE);

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews if (result == ISC_R_SUCCESS)

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews isc_lex_ungettoken(lexer, &token);

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews }

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews if (result == ISC_R_SUCCESS) {

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews unknown = ISC_TRUE;

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews result = unknown_fromtext(rdclass, type, lexer,

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews mctx, target);

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews } else

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews options |= DNS_RDATA_UNKNOWNESCAPE;

b8e2e5dd861bdc72a5496a745a85f8761bef7dc4Tinderbox User } else

ebfcb6cf66283096ebda1503b6cc042ce86b6bedBrian Wellington isc_lex_ungettoken(lexer, &token);

ebfcb6cf66283096ebda1503b6cc042ce86b6bedBrian Wellington

e85702ce5be33d7c07eff6487c6bb4730165f331Mark Andrews if (!unknown)

ebfcb6cf66283096ebda1503b6cc042ce86b6bedBrian Wellington FROMTEXTSWITCH

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews /*

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews do {

82d05588933a3c765aa8518fe455d6477d640b99Mark Andrews name = isc_lex_getsourcename(lexer);

82d05588933a3c765aa8518fe455d6477d640b99Mark Andrews line = isc_lex_getsourceline(lexer);

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews tresult = isc_lex_gettoken(lexer, lexoptions, &token);

8dd5237a27e2e824d18f835dc711573aeb23a173Mark Andrews if (tresult != ISC_R_SUCCESS) {

8dd5237a27e2e824d18f835dc711573aeb23a173Mark Andrews if (result == ISC_R_SUCCESS)

8dd5237a27e2e824d18f835dc711573aeb23a173Mark Andrews result = tresult;

82d05588933a3c765aa8518fe455d6477d640b99Mark Andrews if (callback != NULL)

82d05588933a3c765aa8518fe455d6477d640b99Mark Andrews fromtext_error(callback, callbacks, name,

82d05588933a3c765aa8518fe455d6477d640b99Mark Andrews line, NULL, result);

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews break;

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews } else if (token.type != isc_tokentype_eol &&

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews token.type != isc_tokentype_eof) {

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff if (result == ISC_R_SUCCESS)

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews result = DNS_R_EXTRATOKEN;

82d05588933a3c765aa8518fe455d6477d640b99Mark Andrews if (callback != NULL) {

82d05588933a3c765aa8518fe455d6477d640b99Mark Andrews fromtext_error(callback, callbacks, name,

82d05588933a3c765aa8518fe455d6477d640b99Mark Andrews line, &token, result);

82d05588933a3c765aa8518fe455d6477d640b99Mark Andrews callback = NULL;

82d05588933a3c765aa8518fe455d6477d640b99Mark Andrews }

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff } else if (result != ISC_R_SUCCESS && callback != NULL) {

82d05588933a3c765aa8518fe455d6477d640b99Mark Andrews fromtext_error(callback, callbacks, name, line,

82d05588933a3c765aa8518fe455d6477d640b99Mark Andrews &token, result);

82d05588933a3c765aa8518fe455d6477d640b99Mark Andrews break;

fd4810861c0c0ccb9aebde94e9d289442b2630dbMark Andrews } else {

fd4810861c0c0ccb9aebde94e9d289442b2630dbMark Andrews if (token.type == isc_tokentype_eof)

fd4810861c0c0ccb9aebde94e9d289442b2630dbMark Andrews fromtext_warneof(lexer, callbacks);

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews break;

fd4810861c0c0ccb9aebde94e9d289442b2630dbMark Andrews }

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews } while (1);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

1bbd36c4db2c86762b582db4b0504e6e68a183f6Mark Andrews length = isc_buffer_usedlength(target) - isc_buffer_usedlength(&st);

1bbd36c4db2c86762b582db4b0504e6e68a183f6Mark Andrews if (result == ISC_R_SUCCESS && length > DNS_RDATA_MAXLENGTH)

1bbd36c4db2c86762b582db4b0504e6e68a183f6Mark Andrews result = ISC_R_NOSPACE;

1bbd36c4db2c86762b582db4b0504e6e68a183f6Mark Andrews

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff if (rdata != NULL && result == ISC_R_SUCCESS) {

7d8cdd869ed2162a5befda7cc1600136110f54d6Mark Andrews region.base = isc_buffer_used(&st);

1bbd36c4db2c86762b582db4b0504e6e68a183f6Mark Andrews region.length = length;

d981ca645597116d227a48bf37cc5edc061c854dBob Halley dns_rdata_fromregion(rdata, rdclass, type, &region);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews }

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff if (result != ISC_R_SUCCESS) {

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews *target = st;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews }

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews return (result);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews}

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrewsstatic isc_result_t

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrewsunknown_totext(dns_rdata_t *rdata, dns_rdata_textctx_t *tctx,

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews isc_buffer_t *target)

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews{

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews isc_result_t result;

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews char buf[sizeof("65535")];

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews isc_region_t sr;

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews strlcpy(buf, "\\# ", sizeof(buf));

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews result = str_totext(buf, target);

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews if (result != ISC_R_SUCCESS)

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews return (result);

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews dns_rdata_toregion(rdata, &sr);

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews INSIST(sr.length < 65536);

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews snprintf(buf, sizeof(buf), "%u", sr.length);

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews result = str_totext(buf, target);

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews if (result != ISC_R_SUCCESS)

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews return (result);

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews if (sr.length != 0U) {

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews if ((tctx->flags & DNS_STYLEFLAG_MULTILINE) != 0)

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews result = str_totext(" ( ", target);

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews else

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews result = str_totext(" ", target);

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews if (result != ISC_R_SUCCESS)

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews return (result);

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews if (tctx->width == 0) /* No splitting */

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews result = isc_hex_totext(&sr, 0, "", target);

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews else

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews result = isc_hex_totext(&sr, tctx->width - 2,

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews tctx->linebreak,

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews target);

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews if (result == ISC_R_SUCCESS &&

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews (tctx->flags & DNS_STYLEFLAG_MULTILINE) != 0)

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews result = str_totext(" )", target);

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews }

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews return (result);

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews}

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews

3ddd814a97de1d152ba0913c592d6e6dc83d38a6Michael Graffstatic isc_result_t

ae70d32b67cf30e06553c01479e71c87b21d984cBob Halleyrdata_totext(dns_rdata_t *rdata, dns_rdata_textctx_t *tctx,

ae70d32b67cf30e06553c01479e71c87b21d984cBob Halley isc_buffer_t *target)

19d365e4448f1782611280b020987988b7ac3210Mark Andrews{

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff isc_result_t result = ISC_R_NOTIMPLEMENTED;

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews isc_boolean_t use_default = ISC_FALSE;

40f53fa8d9c6a4fc38c0014495e7a42b08f52481David Lawrence

19d365e4448f1782611280b020987988b7ac3210Mark Andrews REQUIRE(rdata != NULL);

6e49e91bd08778d7eae45a2229dcf41ed97cc636David Lawrence REQUIRE(tctx->origin == NULL ||

6e49e91bd08778d7eae45a2229dcf41ed97cc636David Lawrence dns_name_isabsolute(tctx->origin) == ISC_TRUE);

19d365e4448f1782611280b020987988b7ac3210Mark Andrews

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence /*

b589e90689c6e87bf9608424ca8d99571c18bc61Mark Andrews if ((rdata->flags & DNS_RDATA_UPDATE) != 0) {

b589e90689c6e87bf9608424ca8d99571c18bc61Mark Andrews INSIST(rdata->length == 0);

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff return (ISC_R_SUCCESS);

b589e90689c6e87bf9608424ca8d99571c18bc61Mark Andrews }

f8aae502686e2448c48f56697c212a50e2a1cbaeAndreas Gustafsson

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews TOTEXTSWITCH

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews if (use_default)

fe3472c80b76b6fed0ae674fd63471d02477a03aMark Andrews result = unknown_totext(rdata, tctx, target);

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews return (result);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews}

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencedns_rdata_totext(dns_rdata_t *rdata, dns_name_t *origin, isc_buffer_t *target)

7ab0e69f61e61e81d489c95c7ebd981e74e7ef16Andreas Gustafsson{

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews dns_rdata_textctx_t tctx;

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(rdata));

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence /*

7ab0e69f61e61e81d489c95c7ebd981e74e7ef16Andreas Gustafsson tctx.origin = origin;

7ab0e69f61e61e81d489c95c7ebd981e74e7ef16Andreas Gustafsson tctx.flags = 0;

7ab0e69f61e61e81d489c95c7ebd981e74e7ef16Andreas Gustafsson tctx.width = 60;

7ab0e69f61e61e81d489c95c7ebd981e74e7ef16Andreas Gustafsson tctx.linebreak = " ";

ae70d32b67cf30e06553c01479e71c87b21d984cBob Halley return (rdata_totext(rdata, &tctx, target));

7ab0e69f61e61e81d489c95c7ebd981e74e7ef16Andreas Gustafsson}

7ab0e69f61e61e81d489c95c7ebd981e74e7ef16Andreas Gustafsson

0c8649cea98afc061dd2938fd315df53b8fc35caAndreas Gustafssondns_rdata_tofmttext(dns_rdata_t *rdata, dns_name_t *origin,

0c8649cea98afc061dd2938fd315df53b8fc35caAndreas Gustafsson unsigned int flags, unsigned int width,

9a859983d7059a6eb9c877c1d2ac6a3a5b7170f7Evan Hunt unsigned int split_width, const char *linebreak,

9a859983d7059a6eb9c877c1d2ac6a3a5b7170f7Evan Hunt isc_buffer_t *target)

0c8649cea98afc061dd2938fd315df53b8fc35caAndreas Gustafsson{

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews dns_rdata_textctx_t tctx;

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(rdata));

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence /*

0c8649cea98afc061dd2938fd315df53b8fc35caAndreas Gustafsson tctx.origin = origin;

0c8649cea98afc061dd2938fd315df53b8fc35caAndreas Gustafsson tctx.flags = flags;

9a859983d7059a6eb9c877c1d2ac6a3a5b7170f7Evan Hunt if (split_width == 0xffffffff)

0c8649cea98afc061dd2938fd315df53b8fc35caAndreas Gustafsson tctx.width = width;

9a859983d7059a6eb9c877c1d2ac6a3a5b7170f7Evan Hunt else

9a859983d7059a6eb9c877c1d2ac6a3a5b7170f7Evan Hunt tctx.width = split_width;

9a859983d7059a6eb9c877c1d2ac6a3a5b7170f7Evan Hunt

9a859983d7059a6eb9c877c1d2ac6a3a5b7170f7Evan Hunt if ((flags & DNS_STYLEFLAG_MULTILINE) != 0)

0c8649cea98afc061dd2938fd315df53b8fc35caAndreas Gustafsson tctx.linebreak = linebreak;

9a859983d7059a6eb9c877c1d2ac6a3a5b7170f7Evan Hunt else {

9a859983d7059a6eb9c877c1d2ac6a3a5b7170f7Evan Hunt if (split_width == 0xffffffff)

9a859983d7059a6eb9c877c1d2ac6a3a5b7170f7Evan Hunt tctx.width = 60; /* Used for hex word length only. */

0c8649cea98afc061dd2938fd315df53b8fc35caAndreas Gustafsson tctx.linebreak = " ";

0c8649cea98afc061dd2938fd315df53b8fc35caAndreas Gustafsson }

ae70d32b67cf30e06553c01479e71c87b21d984cBob Halley return (rdata_totext(rdata, &tctx, target));

0c8649cea98afc061dd2938fd315df53b8fc35caAndreas Gustafsson}

0c8649cea98afc061dd2938fd315df53b8fc35caAndreas Gustafsson

d981ca645597116d227a48bf37cc5edc061c854dBob Halleydns_rdata_fromstruct(dns_rdata_t *rdata, dns_rdataclass_t rdclass,

0e8cf9a887c70f96ac448b06c069d90b830215ccMark Andrews dns_rdatatype_t type, void *source,

0e8cf9a887c70f96ac448b06c069d90b830215ccMark Andrews isc_buffer_t *target)

0e8cf9a887c70f96ac448b06c069d90b830215ccMark Andrews{

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff isc_result_t result = ISC_R_NOTIMPLEMENTED;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews isc_buffer_t st;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews isc_region_t region;

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews isc_boolean_t use_default = ISC_FALSE;

c3c8823fed039b3a2b8e5ca8bc2f3301d1dd840eMark Andrews unsigned int length;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

19d365e4448f1782611280b020987988b7ac3210Mark Andrews REQUIRE(source != NULL);

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews if (rdata != NULL) {

f1cae4bcb7ee3060d893f5ab3ba55c1820bf3e4aBrian Wellington REQUIRE(DNS_RDATA_INITIALIZED(rdata));

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(rdata));

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews }

19d365e4448f1782611280b020987988b7ac3210Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews st = *target;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews FROMSTRUCTSWITCH

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews if (use_default)

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews (void)NULL;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

1bbd36c4db2c86762b582db4b0504e6e68a183f6Mark Andrews length = isc_buffer_usedlength(target) - isc_buffer_usedlength(&st);

1bbd36c4db2c86762b582db4b0504e6e68a183f6Mark Andrews if (result == ISC_R_SUCCESS && length > DNS_RDATA_MAXLENGTH)

1bbd36c4db2c86762b582db4b0504e6e68a183f6Mark Andrews result = ISC_R_NOSPACE;

1bbd36c4db2c86762b582db4b0504e6e68a183f6Mark Andrews

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff if (rdata != NULL && result == ISC_R_SUCCESS) {

7d8cdd869ed2162a5befda7cc1600136110f54d6Mark Andrews region.base = isc_buffer_used(&st);

1bbd36c4db2c86762b582db4b0504e6e68a183f6Mark Andrews region.length = length;

d981ca645597116d227a48bf37cc5edc061c854dBob Halley dns_rdata_fromregion(rdata, rdclass, type, &region);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews }

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff if (result != ISC_R_SUCCESS)

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews *target = st;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews return (result);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews}

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

94a3bcd132e515b4baa0884ba9dd0f361d2e17bcMark Andrewsdns_rdata_tostruct(dns_rdata_t *rdata, void *target, isc_mem_t *mctx) {

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff isc_result_t result = ISC_R_NOTIMPLEMENTED;

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews isc_boolean_t use_default = ISC_FALSE;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

19d365e4448f1782611280b020987988b7ac3210Mark Andrews REQUIRE(rdata != NULL);

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(rdata));

19d365e4448f1782611280b020987988b7ac3210Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews TOSTRUCTSWITCH

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews if (use_default)

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews (void)NULL;

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews return (result);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews}

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

94a3bcd132e515b4baa0884ba9dd0f361d2e17bcMark Andrewsdns_rdata_freestruct(void *source) {

94a3bcd132e515b4baa0884ba9dd0f361d2e17bcMark Andrews dns_rdatacommon_t *common = source;

94a3bcd132e515b4baa0884ba9dd0f361d2e17bcMark Andrews REQUIRE(source != NULL);

94a3bcd132e515b4baa0884ba9dd0f361d2e17bcMark Andrews

94a3bcd132e515b4baa0884ba9dd0f361d2e17bcMark Andrews FREESTRUCTSWITCH

94a3bcd132e515b4baa0884ba9dd0f361d2e17bcMark Andrews}

94a3bcd132e515b4baa0884ba9dd0f361d2e17bcMark Andrews

d981ca645597116d227a48bf37cc5edc061c854dBob Halleydns_rdata_additionaldata(dns_rdata_t *rdata, dns_additionaldatafunc_t add,

d981ca645597116d227a48bf37cc5edc061c854dBob Halley void *arg)

d981ca645597116d227a48bf37cc5edc061c854dBob Halley{

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff isc_result_t result = ISC_R_NOTIMPLEMENTED;

d981ca645597116d227a48bf37cc5edc061c854dBob Halley isc_boolean_t use_default = ISC_FALSE;

d981ca645597116d227a48bf37cc5edc061c854dBob Halley

d981ca645597116d227a48bf37cc5edc061c854dBob Halley /*

d981ca645597116d227a48bf37cc5edc061c854dBob Halley

d981ca645597116d227a48bf37cc5edc061c854dBob Halley REQUIRE(rdata != NULL);

d981ca645597116d227a48bf37cc5edc061c854dBob Halley REQUIRE(add != NULL);

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(rdata));

d981ca645597116d227a48bf37cc5edc061c854dBob Halley

d981ca645597116d227a48bf37cc5edc061c854dBob Halley ADDITIONALDATASWITCH

d981ca645597116d227a48bf37cc5edc061c854dBob Halley

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews /* No additional processing for unknown types */

d981ca645597116d227a48bf37cc5edc061c854dBob Halley if (use_default)

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews result = ISC_R_SUCCESS;

d981ca645597116d227a48bf37cc5edc061c854dBob Halley

d981ca645597116d227a48bf37cc5edc061c854dBob Halley return (result);

d981ca645597116d227a48bf37cc5edc061c854dBob Halley}

d981ca645597116d227a48bf37cc5edc061c854dBob Halley

0513f89e68f82f9ec54e7af9c979a7c43babbe31Bob Halleydns_rdata_digest(dns_rdata_t *rdata, dns_digestfunc_t digest, void *arg) {

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff isc_result_t result = ISC_R_NOTIMPLEMENTED;

0513f89e68f82f9ec54e7af9c979a7c43babbe31Bob Halley isc_boolean_t use_default = ISC_FALSE;

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews isc_region_t r;

0513f89e68f82f9ec54e7af9c979a7c43babbe31Bob Halley

0513f89e68f82f9ec54e7af9c979a7c43babbe31Bob Halley /*

0513f89e68f82f9ec54e7af9c979a7c43babbe31Bob Halley

0513f89e68f82f9ec54e7af9c979a7c43babbe31Bob Halley REQUIRE(rdata != NULL);

0513f89e68f82f9ec54e7af9c979a7c43babbe31Bob Halley REQUIRE(digest != NULL);

c03bb27f0675a6e60ceea66b451548e8481bc05cMark Andrews REQUIRE(DNS_RDATA_VALIDFLAGS(rdata));

0513f89e68f82f9ec54e7af9c979a7c43babbe31Bob Halley

0513f89e68f82f9ec54e7af9c979a7c43babbe31Bob Halley DIGESTSWITCH

0513f89e68f82f9ec54e7af9c979a7c43babbe31Bob Halley

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews if (use_default) {

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews dns_rdata_toregion(rdata, &r);

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews result = (digest)(arg, &r);

9916239908343b3eb17f0578de4c3cd6a313d85fMark Andrews }

0513f89e68f82f9ec54e7af9c979a7c43babbe31Bob Halley

0513f89e68f82f9ec54e7af9c979a7c43babbe31Bob Halley return (result);

0513f89e68f82f9ec54e7af9c979a7c43babbe31Bob Halley}

0513f89e68f82f9ec54e7af9c979a7c43babbe31Bob Halley

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrewsdns_rdata_checkowner(dns_name_t *name, dns_rdataclass_t rdclass,

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews dns_rdatatype_t type, isc_boolean_t wildcard)

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews{

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews isc_boolean_t result;

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews CHECKOWNERSWITCH

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews return (result);

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews}

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrewsdns_rdata_checknames(dns_rdata_t *rdata, dns_name_t *owner, dns_name_t *bad)

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews{

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews isc_boolean_t result;

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews CHECKNAMESSWITCH

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews return (result);

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews}

2047977ce2dfcfe3a0fa2d638c3242841310fad3Mark Andrews

6324997211a5e2d82528dcde98e8981190a35faeMichael Graffunsigned int

6324997211a5e2d82528dcde98e8981190a35faeMichael Graffdns_rdatatype_attributes(dns_rdatatype_t type)

6324997211a5e2d82528dcde98e8981190a35faeMichael Graff{

28b863e609ff2d97b78663b46894494cfa2ea411Mark Andrews RDATATYPE_ATTRIBUTE_SW

471e0563c7965c556c759775882cd3448dae78eaMark Andrews return (DNS_RDATATYPEATTR_UNKNOWN);

6324997211a5e2d82528dcde98e8981190a35faeMichael Graff}

6324997211a5e2d82528dcde98e8981190a35faeMichael Graff

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencedns_rdatatype_fromtext(dns_rdatatype_t *typep, isc_textregion_t *source) {

94a537e6ab3069f8d34e12e5ea722250be2b89c8Michael Graff unsigned int hash;

a98551ef592e9be6008e0141ceeb32efd586c5efMark Andrews unsigned int n;

94a537e6ab3069f8d34e12e5ea722250be2b89c8Michael Graff unsigned char a, b;

94a537e6ab3069f8d34e12e5ea722250be2b89c8Michael Graff

94a537e6ab3069f8d34e12e5ea722250be2b89c8Michael Graff n = source->length;

94a537e6ab3069f8d34e12e5ea722250be2b89c8Michael Graff

94a537e6ab3069f8d34e12e5ea722250be2b89c8Michael Graff if (n == 0)

94a537e6ab3069f8d34e12e5ea722250be2b89c8Michael Graff return (DNS_R_UNKNOWN);

94a537e6ab3069f8d34e12e5ea722250be2b89c8Michael Graff

47b26abe77184f9bedc68e36bdad03332cf67570David Lawrence a = tolower((unsigned char)source->base[0]);

47b26abe77184f9bedc68e36bdad03332cf67570David Lawrence b = tolower((unsigned char)source->base[n - 1]);

94a537e6ab3069f8d34e12e5ea722250be2b89c8Michael Graff

94a537e6ab3069f8d34e12e5ea722250be2b89c8Michael Graff hash = ((a + n) * b) % 256;

94a537e6ab3069f8d34e12e5ea722250be2b89c8Michael Graff

94a537e6ab3069f8d34e12e5ea722250be2b89c8Michael Graff /*

8695d7b357789bedff63e5b19c5ab25cd58fcd4bMark Andrews RDATATYPE_FROMTEXT_SW(hash, source->base, n, typep);

a98551ef592e9be6008e0141ceeb32efd586c5efMark Andrews

8695d7b357789bedff63e5b19c5ab25cd58fcd4bMark Andrews if (source->length > 4 && source->length < (4 + sizeof("65000")) &&

8695d7b357789bedff63e5b19c5ab25cd58fcd4bMark Andrews strncasecmp("type", source->base, 4) == 0) {

8695d7b357789bedff63e5b19c5ab25cd58fcd4bMark Andrews char buf[sizeof("65000")];

ebfcb6cf66283096ebda1503b6cc042ce86b6bedBrian Wellington char *endp;

9be230cfca126bea6b666f506a230ffcdfba60dbMark Andrews unsigned int val;

8695d7b357789bedff63e5b19c5ab25cd58fcd4bMark Andrews

beed6a0e226fbd0c18c19a3e341a2003cba020a5Mark Andrews strncpy(buf, source->base + 4, source->length - 4);

beed6a0e226fbd0c18c19a3e341a2003cba020a5Mark Andrews buf[source->length - 4] = '\0';

beed6a0e226fbd0c18c19a3e341a2003cba020a5Mark Andrews val = strtoul(buf, &endp, 10);

9be230cfca126bea6b666f506a230ffcdfba60dbMark Andrews if (*endp == '\0' && val <= 0xffff) {

ebfcb6cf66283096ebda1503b6cc042ce86b6bedBrian Wellington *typep = (dns_rdatatype_t)val;

ebfcb6cf66283096ebda1503b6cc042ce86b6bedBrian Wellington return (ISC_R_SUCCESS);

ebfcb6cf66283096ebda1503b6cc042ce86b6bedBrian Wellington }

ebfcb6cf66283096ebda1503b6cc042ce86b6bedBrian Wellington }

ebfcb6cf66283096ebda1503b6cc042ce86b6bedBrian Wellington

a98551ef592e9be6008e0141ceeb32efd586c5efMark Andrews return (DNS_R_UNKNOWN);

a98551ef592e9be6008e0141ceeb32efd586c5efMark Andrews}

a98551ef592e9be6008e0141ceeb32efd586c5efMark Andrews

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrencedns_rdatatype_totext(dns_rdatatype_t type, isc_buffer_t *target) {

471e0563c7965c556c759775882cd3448dae78eaMark Andrews char buf[sizeof("TYPE65535")];

6324997211a5e2d82528dcde98e8981190a35faeMichael Graff

28b863e609ff2d97b78663b46894494cfa2ea411Mark Andrews RDATATYPE_TOTEXT_SW

cc083bb7031c04d57cbad41b2f5a796a4fd1865cMark Andrews snprintf(buf, sizeof(buf), "TYPE%u", type);

471e0563c7965c556c759775882cd3448dae78eaMark Andrews return (str_totext(buf, target));

8d3e74b1683f714a484bbcf73249e8ee470e36d7Mark Andrews}

8d3e74b1683f714a484bbcf73249e8ee470e36d7Mark Andrews

8c962eba3d6faebc008806ebb6bb9d08089118e9Andreas Gustafssondns_rdatatype_format(dns_rdatatype_t rdtype,

8c962eba3d6faebc008806ebb6bb9d08089118e9Andreas Gustafsson char *array, unsigned int size)

d3a86da2e8f09e2c3f55721aae537b9cacc7e537Andreas Gustafsson{

d3a86da2e8f09e2c3f55721aae537b9cacc7e537Andreas Gustafsson isc_result_t result;

d3a86da2e8f09e2c3f55721aae537b9cacc7e537Andreas Gustafsson isc_buffer_t buf;

d3a86da2e8f09e2c3f55721aae537b9cacc7e537Andreas Gustafsson

e01f55daa4b611190a11a40299007e5e55018854Mark Andrews if (size == 0U)

e01f55daa4b611190a11a40299007e5e55018854Mark Andrews return;

e01f55daa4b611190a11a40299007e5e55018854Mark Andrews

d3a86da2e8f09e2c3f55721aae537b9cacc7e537Andreas Gustafsson isc_buffer_init(&buf, array, size);

8c962eba3d6faebc008806ebb6bb9d08089118e9Andreas Gustafsson result = dns_rdatatype_totext(rdtype, &buf);

d3a86da2e8f09e2c3f55721aae537b9cacc7e537Andreas Gustafsson /*

d3a86da2e8f09e2c3f55721aae537b9cacc7e537Andreas Gustafsson if (result == ISC_R_SUCCESS) {

d3a86da2e8f09e2c3f55721aae537b9cacc7e537Andreas Gustafsson if (isc_buffer_availablelength(&buf) >= 1)

d3a86da2e8f09e2c3f55721aae537b9cacc7e537Andreas Gustafsson isc_buffer_putuint8(&buf, 0);

d3a86da2e8f09e2c3f55721aae537b9cacc7e537Andreas Gustafsson else

d3a86da2e8f09e2c3f55721aae537b9cacc7e537Andreas Gustafsson result = ISC_R_NOSPACE;

d3a86da2e8f09e2c3f55721aae537b9cacc7e537Andreas Gustafsson }

e01f55daa4b611190a11a40299007e5e55018854Mark Andrews if (result != ISC_R_SUCCESS)

e01f55daa4b611190a11a40299007e5e55018854Mark Andrews strlcpy(array, "<unknown>", size);

d3a86da2e8f09e2c3f55721aae537b9cacc7e537Andreas Gustafsson}

d3a86da2e8f09e2c3f55721aae537b9cacc7e537Andreas Gustafsson

a98551ef592e9be6008e0141ceeb32efd586c5efMark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrewsstatic unsigned int

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrewsname_length(dns_name_t *name) {

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews return (name->length);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews}

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

3ddd814a97de1d152ba0913c592d6e6dc83d38a6Michael Graffstatic isc_result_t

2383eb527269d333df4222da20e4b422c3662daaEvan Hunttxt_totext(isc_region_t *source, isc_boolean_t quote, isc_buffer_t *target) {

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews unsigned int tl;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews unsigned int n;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews unsigned char *sp;

fe47f41b13620bfafc4f8cf65d5df24f1e568764Bob Halley char *tp;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews isc_region_t region;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

6e49e91bd08778d7eae45a2229dcf41ed97cc636David Lawrence isc_buffer_availableregion(target, &region);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews sp = source->base;

fe47f41b13620bfafc4f8cf65d5df24f1e568764Bob Halley tp = (char *)region.base;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews tl = region.length;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews n = *sp++;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

0e8cf9a887c70f96ac448b06c069d90b830215ccMark Andrews REQUIRE(n + 1 <= source->length);

2383eb527269d333df4222da20e4b422c3662daaEvan Hunt if (n == 0U)

2383eb527269d333df4222da20e4b422c3662daaEvan Hunt REQUIRE(quote == ISC_TRUE);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

2383eb527269d333df4222da20e4b422c3662daaEvan Hunt if (quote) {

2383eb527269d333df4222da20e4b422c3662daaEvan Hunt if (tl < 1)

2383eb527269d333df4222da20e4b422c3662daaEvan Hunt return (ISC_R_NOSPACE);

2383eb527269d333df4222da20e4b422c3662daaEvan Hunt *tp++ = '"';

2383eb527269d333df4222da20e4b422c3662daaEvan Hunt tl--;

2383eb527269d333df4222da20e4b422c3662daaEvan Hunt }

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews while (n--) {

2383eb527269d333df4222da20e4b422c3662daaEvan Hunt /*

2383eb527269d333df4222da20e4b422c3662daaEvan Hunt if (*sp < (quote ? 0x20 : 0x21) || *sp >= 0x7f) {

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews if (tl < 4)

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff return (ISC_R_NOSPACE);

7755f5932a3e59d0c6a2506cc94519de92b91ca6Mark Andrews *tp++ = 0x5c;

7755f5932a3e59d0c6a2506cc94519de92b91ca6Mark Andrews *tp++ = 0x30 + ((*sp / 100) % 10);

7755f5932a3e59d0c6a2506cc94519de92b91ca6Mark Andrews *tp++ = 0x30 + ((*sp / 10) % 10);

7755f5932a3e59d0c6a2506cc94519de92b91ca6Mark Andrews *tp++ = 0x30 + (*sp % 10);

c2b217ea1135f070da3856d3276895b3026e932aMark Andrews sp++;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews tl -= 4;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews continue;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews }

2383eb527269d333df4222da20e4b422c3662daaEvan Hunt /*

9a36fb86f5019f25705d25ea729d03fcf8ecaa95Mark Andrews if (*sp == 0x22 || *sp == 0x5c ||

9a36fb86f5019f25705d25ea729d03fcf8ecaa95Mark Andrews (!quote && (*sp == 0x40 || *sp == 0x3b))) {

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews if (tl < 2)

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff return (ISC_R_NOSPACE);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews *tp++ = '\\';

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews tl--;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews }

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews if (tl < 1)

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff return (ISC_R_NOSPACE);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews *tp++ = *sp++;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews tl--;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews }

2383eb527269d333df4222da20e4b422c3662daaEvan Hunt if (quote) {

2383eb527269d333df4222da20e4b422c3662daaEvan Hunt if (tl < 1)

2383eb527269d333df4222da20e4b422c3662daaEvan Hunt return (ISC_R_NOSPACE);

2383eb527269d333df4222da20e4b422c3662daaEvan Hunt *tp++ = '"';

2383eb527269d333df4222da20e4b422c3662daaEvan Hunt tl--;

2383eb527269d333df4222da20e4b422c3662daaEvan Hunt }

c3c8823fed039b3a2b8e5ca8bc2f3301d1dd840eMark Andrews isc_buffer_add(target, (unsigned int)(tp - (char *)region.base));

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews isc_region_consume(source, *source->base + 1);

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff return (ISC_R_SUCCESS);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews}

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

3ddd814a97de1d152ba0913c592d6e6dc83d38a6Michael Graffstatic isc_result_t

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrewstxt_fromtext(isc_textregion_t *source, isc_buffer_t *target) {

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews isc_region_t tregion;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews isc_boolean_t escape;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews unsigned int n, nrem;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews char *s;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews unsigned char *t;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews int d;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews int c;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

6e49e91bd08778d7eae45a2229dcf41ed97cc636David Lawrence isc_buffer_availableregion(target, &tregion);

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews s = source->base;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews n = source->length;

f0ff273b530afa730025e1c5ad311950f7ff4328Mark Andrews t = tregion.base;

f0ff273b530afa730025e1c5ad311950f7ff4328Mark Andrews nrem = tregion.length;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews escape = ISC_FALSE;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews if (nrem < 1)

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff return (ISC_R_NOSPACE);

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence /*

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews nrem--;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews t++;

8abddcd3f24476b945419659e7cb73bcb970886bDavid Lawrence /*

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews if (nrem > 255)

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews nrem = 255;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews while (n-- != 0) {

ad493ef9ddb5a3e78e9d99f57abe75552f36a8f4Andreas Gustafsson c = (*s++) & 0xff;

7c0378745269fe49a05904935afc42b85528f53aDavid Lawrence if (escape && (d = decvalue((char)c)) != -1) {

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews c = d;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews if (n == 0)

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews return (DNS_R_SYNTAX);

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews n--;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews if ((d = decvalue(*s++)) != -1)

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews c = c * 10 + d;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews else

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews return (DNS_R_SYNTAX);

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews if (n == 0)

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews return (DNS_R_SYNTAX);

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews n--;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews if ((d = decvalue(*s++)) != -1)

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews c = c * 10 + d;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews else

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews return (DNS_R_SYNTAX);

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews if (c > 255)

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews return (DNS_R_SYNTAX);

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews } else if (!escape && c == '\\') {

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews escape = ISC_TRUE;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews continue;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews }

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews escape = ISC_FALSE;

40f53fa8d9c6a4fc38c0014495e7a42b08f52481David Lawrence if (nrem == 0)

a5a30ae7c0636a57d8575acb98fdf906c0ea818fMark Andrews return ((tregion.length <= 256U) ?

a5a30ae7c0636a57d8575acb98fdf906c0ea818fMark Andrews ISC_R_NOSPACE : DNS_R_SYNTAX);

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews *t++ = c;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews nrem--;

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews }

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews if (escape)

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews return (DNS_R_SYNTAX);

c3c8823fed039b3a2b8e5ca8bc2f3301d1dd840eMark Andrews *tregion.base = (unsigned char)(t - tregion.base - 1);

7d62ddffbb4d1cc97b8d80b7ee4944554a57523eMark Andrews isc_buffer_add(target, *tregion.base + 1);

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff return (ISC_R_SUCCESS);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews}

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

3ddd814a97de1d152ba0913c592d6e6dc83d38a6Michael Graffstatic isc_result_t

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrewstxt_fromwire(isc_buffer_t *source, isc_buffer_t *target) {

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews unsigned int n;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews isc_region_t sregion;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews isc_region_t tregion;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

6e49e91bd08778d7eae45a2229dcf41ed97cc636David Lawrence isc_buffer_activeregion(source, &sregion);

3d5cad69ec20157912e95cf3b79316dfb0a314f3Mark Andrews if (sregion.length == 0)

c707e2b9861dfa3f86b3520b9c3630db70cb020cEvan Hunt return (ISC_R_UNEXPECTEDEND);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews n = *sregion.base + 1;

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews if (n > sregion.length)

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff return (ISC_R_UNEXPECTEDEND);

40f53fa8d9c6a4fc38c0014495e7a42b08f52481David Lawrence

6e49e91bd08778d7eae45a2229dcf41ed97cc636David Lawrence isc_buffer_availableregion(target, &tregion);

bfb2a81b65579882a80855c279cedc45aebd62e8Mark Andrews if (n > tregion.length)

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff return (ISC_R_NOSPACE);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

7e9d637131516486630290d36c4c0db544cb700eMark Andrews if (tregion.base != sregion.base)

e851ea826066ac5a5b01c2c23218faa0273a12e8Evan Hunt memmove(tregion.base, sregion.base, n);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews isc_buffer_forward(source, n);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews isc_buffer_add(target, n);

419590499823ce15b5d2ad4fe71eaf04bd5a86c0Michael Graff return (ISC_R_SUCCESS);

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews}

5d51e67c3b4f35c1be742574aacc1d88fe6ed444Mark Andrews

9fe8cca06537c45375c1e1d36b82501caf0ae090Francis Dupontstatic isc_result_t

7712d1660a308ec3de17f1ddbbf801eb0d663f3eEvan Huntmultitxt_totext(isc_region_t *source, isc_buffer_t *target) {

9fe8cca06537c45375c1e1d36b82501caf0ae090Francis Dupont unsigned int tl;

9fe8cca06537c45375c1e1d36b82501caf0ae090Francis Dupont unsigned int n0, n;

9fe8cca06537c45375c1e1d36b82501caf0ae090Francis Dupont unsigned char *sp;

9fe8cca06537c45375c1e1d36b82501caf0ae090Francis Dupont char *tp;

9fe8cca06537c45375c1e1d36b82501caf0ae090Francis Dupont isc_region_t region;

9fe8cca06537c45375c1e1d36b82501caf0ae090Francis Dupont

9fe8cca06537c45375c1e1d36b82501caf0ae090Francis Dupont isc_buffer_availableregion(target, &region);

9fe8cca06537c45375c1e1d36b82501caf0ae090Francis Dupont sp = source->base;

9fe8cca06537c45375c1e1d36b82501caf0ae090Francis Dupont tp = (char *)region.base;

9fe8cca06537c45375c1e1d36b82501caf0ae090Francis Dupont tl = region.length;