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dns_cert_{to,from}text()

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dns_secalg_{to,from}text()
This commit is contained in:
Mark Andrews 1999-02-05 00:05:46 +00:00
parent 2e511564c5
commit 54c26ab21c
7 changed files with 230 additions and 31 deletions
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55
lib/dns/include/dns/cert.h Normal file
View file

@ -0,0 +1,55 @@
/*
* Copyright (C) 1999 Internet Software Consortium.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
* CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*/
#ifndef DNS_CERT_H
#define DNS_CERT_H 1
#include <dns/types.h>
dns_result_t dns_cert_fromtext(dns_cert_t *certp, isc_textregion_t *source);
/*
* Convert the text 'source' refers to into a certificate type.
*
* Requires:
* 'certp' is a valid pointer.
*
* 'source' is a valid text region.
*
* Returns:
* DNS_R_SUCCESS on success
* DNS_R_UNKNOWN type is unknown
*/
dns_result_t dns_cert_totext(dns_cert_t cert, isc_buffer_t *target);
/*
* Put a textual representation of certificate type 'cert' into 'target'.
*
* Requires:
* 'cert' is a valid cert.
*
* 'target' is a valid text buffer.
*
* Ensures:
* If the result is success:
* The used space in 'target' is updated.
*
* Returns:
* DNS_R_SUCCESS on success
* DNS_R_NOSPACE target buffer is too small
*/
#endif /* DNS_CERT_H */

2
lib/dns/include/dns/rcode.h
View file

@ -1,5 +1,5 @@
/*
* Copyright (C) 1998, 1999 Internet Software Consortium.
* Copyright (C) 1999 Internet Software Consortium.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above

57
lib/dns/include/dns/secalg.h Normal file
View file

@ -0,0 +1,57 @@
/*
* Copyright (C) 1999 Internet Software Consortium.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
* CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*/
#ifndef DNS_SECALG_H
#define DNS_SECALG_H 1
#include <dns/types.h>
dns_result_t dns_secalg_fromtext(dns_secalg_t *secalgp,
isc_textregion_t *source);
/*
* Convert the text 'source' refers to into a DNSSEC security algorithm value.
*
* Requires:
* 'secalgp' is a valid pointer.
*
* 'source' is a valid text region.
*
* Returns:
* DNS_R_SUCCESS on success
* DNS_R_UNKNOWN type is unknown
*/
dns_result_t dns_secalg_totext(dns_secalg_t secalg, isc_buffer_t *target);
/*
* Put a textual representation of the DNSSEC security algorithm 'secalg'
* into 'target'.
*
* Requires:
* 'secalg' is a valid secalg.
*
* 'target' is a valid text buffer.
*
* Ensures:
* If the result is success:
* The used space in 'target' is updated.
*
* Returns:
* DNS_R_SUCCESS on success
* DNS_R_NOSPACE target buffer is too small
*/
#endif /* DNS_SECALG_H */

7
lib/dns/include/dns/types.h
View file

@ -39,8 +39,11 @@ typedef void dns_dbversion_t;
typedef unsigned char dns_offsets_t[128];
typedef struct dns_compress dns_compress_t;
typedef struct dns_decompress dns_decompress_t;
typedef isc_uint8_t dns_secalg_t;
typedef isc_uint16_t dns_rdataclass_t;
typedef isc_uint16_t dns_rdatatype_t;
typedef isc_uint16_t dns_rcode_t;
typedef isc_uint16_t dns_cert_t;
typedef isc_uint32_t dns_ttl_t;
typedef struct dns_rdata dns_rdata_t;
typedef struct dns_rdatalist dns_rdatalist_t;
@ -78,7 +81,7 @@ enum {
/* dns_rdataclass_any = 255 TSIG is class ANY specific */
} ;
typedef enum {
enum {
/* standard rcodes */
dns_rcode_noerror = 0,
dns_rcode_formerr = 1,
@ -96,6 +99,6 @@ typedef enum {
dns_rcode_badkey = 17,
dns_rcode_badtime = 18,
dns_rcode_badmode = 19
} dns_rcode_t;
};
#endif /* DNS_TYPES_H */

90
lib/dns/rdata.c
View file

@ -15,7 +15,7 @@
* SOFTWARE.
*/
/* $Id: rdata.c,v 1.25 1999/02/04 06:38:42 marka Exp $ */
/* $Id: rdata.c,v 1.26 1999/02/05 00:05:44 marka Exp $ */
#include <config.h>
@ -33,6 +33,8 @@
#include <dns/rdataclass.h>
#include <dns/rdatatype.h>
#include <dns/rcode.h>
#include <dns/cert.h>
#include <dns/secalg.h>
#define RETERR(x) do { \
dns_result_t __r = (x); \
@ -127,13 +129,33 @@ static const char octdigits[] = "01234567";
{ dns_rcode_badmode, "BADMODE", 0}, \
{ 0, NULL, 0 }
#define CERTNAMES \
{ 1, "SKIX", 0}, \
{ 2, "SPKI", 0}, \
{ 3, "PGP", 0}, \
{ 253, "URI", 0}, \
{ 254, "OID", 0}, \
{ 0, NULL, 0}
#define SECALGNAMES \
{ 1, "RSA/MD5", 0}, \
{ 2, "Diffie-Hellman", 0}, \
{ 3, "DSA", 0}, \
{ 4, "Ellyptic-Curve", 0}, \
{ 253, "Private/Domain", 0}, \
{ 254, "Private/OID", 0}, \
{ 0, NULL, 0}
struct tbl {
unsigned int value;
char *name;
int flags;
} types[] = { TYPENAMES METATYPES {0, NULL, 0} },
classes[] = { CLASSNAMES METACLASSES { 0, NULL, 0} },
rcodes[] = { RCODENAMES };
rcodes[] = { RCODENAMES },
certs[] = { CERTNAMES },
secalgs[] = { SECALGNAMES };
/***
*** Initialization
@ -469,6 +491,70 @@ dns_rcode_totext(dns_rcode_t rcode, isc_buffer_t *target) {
return (str_totext(buf, target));
}
dns_result_t
dns_cert_fromtext(dns_cert_t *certp, isc_textregion_t *source) {
int i = 0;
unsigned int n;
while (certs[i].name != NULL) {
n = strlen(certs[i].name);
if (n == source->length &&
strncasecmp(source->base, certs[i].name, n) == 0) {
*certp = certs[i].value;
return (DNS_R_SUCCESS);
}
i++;
}
return (DNS_R_UNKNOWN);
}
dns_result_t
dns_cert_totext(dns_cert_t cert, isc_buffer_t *target) {
int i = 0;
char buf[sizeof "65000"];
while (certs[i].name != NULL) {
if (certs[i].value == cert) {
return (str_totext(certs[i].name, target));
}
i++;
}
sprintf(buf, "%u", cert);
return (str_totext(buf, target));
}
dns_result_t
dns_secalg_fromtext(dns_secalg_t *secalgp, isc_textregion_t *source) {
int i = 0;
unsigned int n;
while (secalgs[i].name != NULL) {
n = strlen(secalgs[i].name);
if (n == source->length &&
strncasecmp(source->base, secalgs[i].name, n) == 0) {
*secalgp = secalgs[i].value;
return (DNS_R_SUCCESS);
}
i++;
}
return (DNS_R_UNKNOWN);
}
dns_result_t
dns_secalg_totext(dns_secalg_t secalg, isc_buffer_t *target) {
int i = 0;
char buf[sizeof "65000"];
while (secalgs[i].name != NULL) {
if (secalgs[i].value == secalg) {
return (str_totext(secalgs[i].name, target));
}
i++;
}
sprintf(buf, "%u", secalg);
return (str_totext(buf, target));
}
/* Private function */
static unsigned int

25
lib/dns/rdata/generic/cert_37.c
View file

@ -15,7 +15,7 @@
* SOFTWARE.
*/
/* $Id: cert_37.c,v 1.3 1999/02/04 00:03:29 marka Exp $ */
/* $Id: cert_37.c,v 1.4 1999/02/05 00:05:46 marka Exp $ */
/* draft-ietf-dnssec-certs-04.txt */
@ -29,8 +29,9 @@ fromtext_cert(dns_rdataclass_t class, dns_rdatatype_t type,
{
isc_token_t token;
long n;
unsigned char c;
dns_secalg_t secalg;
char *e;
dns_cert_t cert;
REQUIRE(type == 37);
@ -42,13 +43,13 @@ fromtext_cert(dns_rdataclass_t class, dns_rdatatype_t type,
RETERR(gettoken(lexer, &token, isc_tokentype_string, ISC_FALSE));
n = strtol(token.value.as_pointer, &e, 10);
if (*e != 0) {
return (DNS_R_NOTIMPLEMENTED);
RETERR(dns_cert_fromtext(&cert, &token.value.as_textregion));
} else {
if (n < 0 || n > 0xffff)
return (DNS_R_RANGE);
c = n;
cert = n;
}
RETERR(uint16_tobuffer(n, target));
RETERR(uint16_tobuffer(cert, target));
/* key tag */
RETERR(gettoken(lexer, &token, isc_tokentype_number, ISC_FALSE));
@ -60,13 +61,13 @@ fromtext_cert(dns_rdataclass_t class, dns_rdatatype_t type,
RETERR(gettoken(lexer, &token, isc_tokentype_string, ISC_FALSE));
n = strtol(token.value.as_pointer, &e, 10);
if (*e != 0) {
return (DNS_R_NOTIMPLEMENTED);
RETERR(dns_secalg_fromtext(&secalg, &token.value.as_textregion));
} else {
if (n < 0 || n > 0xff)
return (DNS_R_RANGE);
c = n;
secalg = n;
}
RETERR(mem_tobuffer(target, &c, 1));
RETERR(mem_tobuffer(target, &secalg, 1));
return (base64_tobuffer(lexer, target, -1));
}
@ -86,8 +87,7 @@ totext_cert(dns_rdata_t *rdata, dns_name_t *origin, isc_buffer_t *target) {
/* type */
n = uint16_fromregion(&sr);
isc_region_consume(&sr, 2);
sprintf(buf, "%u", n);
RETERR(str_totext(buf, target));
RETERR(dns_cert_totext(n, target));
RETERR(str_totext(" ", target));
/* key tag */
@ -98,10 +98,9 @@ totext_cert(dns_rdata_t *rdata, dns_name_t *origin, isc_buffer_t *target) {
RETERR(str_totext(" ", target));
/* algorithm */
sprintf(buf, "%u", sr.base[0]);
isc_region_consume(&sr, 1);
RETERR(str_totext(buf, target));
RETERR(dns_secalg_totext(sr.base[0], target));
RETERR(str_totext(" ", target));
isc_region_consume(&sr, 1);
/* cert */
return (base64_totext(&sr, target));

25
lib/dns/rdata/generic/cert_37.h
View file

@ -15,7 +15,7 @@
* SOFTWARE.
*/
/* $Id: cert_37.h,v 1.3 1999/02/04 00:03:29 marka Exp $ */
/* $Id: cert_37.h,v 1.4 1999/02/05 00:05:46 marka Exp $ */
/* draft-ietf-dnssec-certs-04.txt */
@ -29,8 +29,9 @@ fromtext_cert(dns_rdataclass_t class, dns_rdatatype_t type,
{
isc_token_t token;
long n;
unsigned char c;
dns_secalg_t secalg;
char *e;
dns_cert_t cert;
REQUIRE(type == 37);
@ -42,13 +43,13 @@ fromtext_cert(dns_rdataclass_t class, dns_rdatatype_t type,
RETERR(gettoken(lexer, &token, isc_tokentype_string, ISC_FALSE));
n = strtol(token.value.as_pointer, &e, 10);
if (*e != 0) {
return (DNS_R_NOTIMPLEMENTED);
RETERR(dns_cert_fromtext(&cert, &token.value.as_textregion));
} else {
if (n < 0 || n > 0xffff)
return (DNS_R_RANGE);
c = n;
cert = n;
}
RETERR(uint16_tobuffer(n, target));
RETERR(uint16_tobuffer(cert, target));
/* key tag */
RETERR(gettoken(lexer, &token, isc_tokentype_number, ISC_FALSE));
@ -60,13 +61,13 @@ fromtext_cert(dns_rdataclass_t class, dns_rdatatype_t type,
RETERR(gettoken(lexer, &token, isc_tokentype_string, ISC_FALSE));
n = strtol(token.value.as_pointer, &e, 10);
if (*e != 0) {
return (DNS_R_NOTIMPLEMENTED);
RETERR(dns_secalg_fromtext(&secalg, &token.value.as_textregion));
} else {
if (n < 0 || n > 0xff)
return (DNS_R_RANGE);
c = n;
secalg = n;
}
RETERR(mem_tobuffer(target, &c, 1));
RETERR(mem_tobuffer(target, &secalg, 1));
return (base64_tobuffer(lexer, target, -1));
}
@ -86,8 +87,7 @@ totext_cert(dns_rdata_t *rdata, dns_name_t *origin, isc_buffer_t *target) {
/* type */
n = uint16_fromregion(&sr);
isc_region_consume(&sr, 2);
sprintf(buf, "%u", n);
RETERR(str_totext(buf, target));
RETERR(dns_cert_totext(n, target));
RETERR(str_totext(" ", target));
/* key tag */
@ -98,10 +98,9 @@ totext_cert(dns_rdata_t *rdata, dns_name_t *origin, isc_buffer_t *target) {
RETERR(str_totext(" ", target));
/* algorithm */
sprintf(buf, "%u", sr.base[0]);
isc_region_consume(&sr, 1);
RETERR(str_totext(buf, target));
RETERR(dns_secalg_totext(sr.base[0], target));
RETERR(str_totext(" ", target));
isc_region_consume(&sr, 1);
/* cert */
return (base64_totext(&sr, target));