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path: root/freebsd/lib/libc/nameser/ns_print.c
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-rw-r--r--freebsd/lib/libc/nameser/ns_print.c356
1 files changed, 351 insertions, 5 deletions
diff --git a/freebsd/lib/libc/nameser/ns_print.c b/freebsd/lib/libc/nameser/ns_print.c
index e4b78599..8f797962 100644
--- a/freebsd/lib/libc/nameser/ns_print.c
+++ b/freebsd/lib/libc/nameser/ns_print.c
@@ -18,7 +18,7 @@
*/
#ifndef lint
-static const char rcsid[] = "$Id: ns_print.c,v 1.6.18.4 2005/04/27 05:01:09 sra Exp $";
+static const char rcsid[] = "$Id: ns_print.c,v 1.12 2009/03/03 05:29:58 each Exp $";
#endif
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
@@ -76,6 +76,9 @@ static int addtab(size_t len, size_t target, int spaced,
return (-1); \
} while (0)
+static const char base32hex[] =
+ "0123456789ABCDEFGHIJKLMNOPQRSTUV=0123456789abcdefghijklmnopqrstuv";
+
/* Public. */
/*%
@@ -259,7 +262,8 @@ ns_sprintrrf(const u_char *msg, size_t msglen,
case ns_t_mx:
case ns_t_afsdb:
- case ns_t_rt: {
+ case ns_t_rt:
+ case ns_t_kx: {
u_int t;
if (rdlen < (size_t)NS_INT16SZ)
@@ -307,6 +311,7 @@ ns_sprintrrf(const u_char *msg, size_t msglen,
break;
case ns_t_txt:
+ case ns_t_spf:
while (rdata < edata) {
T(len = charstr(rdata, edata, &buf, &buflen));
if (len == 0)
@@ -453,7 +458,8 @@ ns_sprintrrf(const u_char *msg, size_t msglen,
break;
}
- case ns_t_key: {
+ case ns_t_key:
+ case ns_t_dnskey: {
char base64_key[NS_MD5RSA_MAX_BASE64];
u_int keyflags, protocol, algorithm, key_id;
const char *leader;
@@ -499,7 +505,8 @@ ns_sprintrrf(const u_char *msg, size_t msglen,
break;
}
- case ns_t_sig: {
+ case ns_t_sig:
+ case ns_t_rrsig: {
char base64_key[NS_MD5RSA_MAX_BASE64];
u_int type, algorithm, labels, footprint;
const char *leader;
@@ -510,7 +517,7 @@ ns_sprintrrf(const u_char *msg, size_t msglen,
goto formerr;
/* Type covered, Algorithm, Label count, Original TTL. */
- type = ns_get16(rdata); rdata += NS_INT16SZ;
+ type = ns_get16(rdata); rdata += NS_INT16SZ;
algorithm = *rdata++;
labels = *rdata++;
t = ns_get32(rdata); rdata += NS_INT32SZ;
@@ -704,6 +711,345 @@ ns_sprintrrf(const u_char *msg, size_t msglen,
break;
}
+ case ns_t_ds:
+ case ns_t_dlv:
+ case ns_t_sshfp: {
+ u_int t;
+
+ if (type == ns_t_ds || type == ns_t_dlv) {
+ if (rdlen < 4U) goto formerr;
+ t = ns_get16(rdata);
+ rdata += NS_INT16SZ;
+ len = SPRINTF((tmp, "%u ", t));
+ T(addstr(tmp, len, &buf, &buflen));
+ } else
+ if (rdlen < 2U) goto formerr;
+
+ len = SPRINTF((tmp, "%u ", *rdata));
+ T(addstr(tmp, len, &buf, &buflen));
+ rdata++;
+
+ len = SPRINTF((tmp, "%u ", *rdata));
+ T(addstr(tmp, len, &buf, &buflen));
+ rdata++;
+
+ while (rdata < edata) {
+ len = SPRINTF((tmp, "%02X", *rdata));
+ T(addstr(tmp, len, &buf, &buflen));
+ rdata++;
+ }
+ break;
+ }
+
+ case ns_t_nsec3:
+ case ns_t_nsec3param: {
+ u_int t, w, l, j, k, c;
+
+ len = SPRINTF((tmp, "%u ", *rdata));
+ T(addstr(tmp, len, &buf, &buflen));
+ rdata++;
+
+ len = SPRINTF((tmp, "%u ", *rdata));
+ T(addstr(tmp, len, &buf, &buflen));
+ rdata++;
+
+ t = ns_get16(rdata);
+ rdata += NS_INT16SZ;
+ len = SPRINTF((tmp, "%u ", t));
+ T(addstr(tmp, len, &buf, &buflen));
+
+ t = *rdata++;
+ if (t == 0) {
+ T(addstr("-", 1, &buf, &buflen));
+ } else {
+ while (t-- > 0) {
+ len = SPRINTF((tmp, "%02X", *rdata));
+ T(addstr(tmp, len, &buf, &buflen));
+ rdata++;
+ }
+ }
+ if (type == ns_t_nsec3param)
+ break;
+ T(addstr(" ", 1, &buf, &buflen));
+
+ t = *rdata++;
+ while (t > 0) {
+ switch (t) {
+ case 1:
+ tmp[0] = base32hex[((rdata[0]>>3)&0x1f)];
+ tmp[1] = base32hex[((rdata[0]<<2)&0x1c)];
+ tmp[2] = tmp[3] = tmp[4] = '=';
+ tmp[5] = tmp[6] = tmp[7] = '=';
+ break;
+ case 2:
+ tmp[0] = base32hex[((rdata[0]>>3)&0x1f)];
+ tmp[1] = base32hex[((rdata[0]<<2)&0x1c)|
+ ((rdata[1]>>6)&0x03)];
+ tmp[2] = base32hex[((rdata[1]>>1)&0x1f)];
+ tmp[3] = base32hex[((rdata[1]<<4)&0x10)];
+ tmp[4] = tmp[5] = tmp[6] = tmp[7] = '=';
+ break;
+ case 3:
+ tmp[0] = base32hex[((rdata[0]>>3)&0x1f)];
+ tmp[1] = base32hex[((rdata[0]<<2)&0x1c)|
+ ((rdata[1]>>6)&0x03)];
+ tmp[2] = base32hex[((rdata[1]>>1)&0x1f)];
+ tmp[3] = base32hex[((rdata[1]<<4)&0x10)|
+ ((rdata[2]>>4)&0x0f)];
+ tmp[4] = base32hex[((rdata[2]<<1)&0x1e)];
+ tmp[5] = tmp[6] = tmp[7] = '=';
+ break;
+ case 4:
+ tmp[0] = base32hex[((rdata[0]>>3)&0x1f)];
+ tmp[1] = base32hex[((rdata[0]<<2)&0x1c)|
+ ((rdata[1]>>6)&0x03)];
+ tmp[2] = base32hex[((rdata[1]>>1)&0x1f)];
+ tmp[3] = base32hex[((rdata[1]<<4)&0x10)|
+ ((rdata[2]>>4)&0x0f)];
+ tmp[4] = base32hex[((rdata[2]<<1)&0x1e)|
+ ((rdata[3]>>7)&0x01)];
+ tmp[5] = base32hex[((rdata[3]>>2)&0x1f)];
+ tmp[6] = base32hex[(rdata[3]<<3)&0x18];
+ tmp[7] = '=';
+ break;
+ default:
+ tmp[0] = base32hex[((rdata[0]>>3)&0x1f)];
+ tmp[1] = base32hex[((rdata[0]<<2)&0x1c)|
+ ((rdata[1]>>6)&0x03)];
+ tmp[2] = base32hex[((rdata[1]>>1)&0x1f)];
+ tmp[3] = base32hex[((rdata[1]<<4)&0x10)|
+ ((rdata[2]>>4)&0x0f)];
+ tmp[4] = base32hex[((rdata[2]<<1)&0x1e)|
+ ((rdata[3]>>7)&0x01)];
+ tmp[5] = base32hex[((rdata[3]>>2)&0x1f)];
+ tmp[6] = base32hex[((rdata[3]<<3)&0x18)|
+ ((rdata[4]>>5)&0x07)];
+ tmp[7] = base32hex[(rdata[4]&0x1f)];
+ break;
+ }
+ T(addstr(tmp, 8, &buf, &buflen));
+ if (t >= 5) {
+ rdata += 5;
+ t -= 5;
+ } else {
+ rdata += t;
+ t -= t;
+ }
+ }
+
+ while (rdata < edata) {
+ w = *rdata++;
+ l = *rdata++;
+ for (j = 0; j < l; j++) {
+ if (rdata[j] == 0)
+ continue;
+ for (k = 0; k < 8; k++) {
+ if ((rdata[j] & (0x80 >> k)) == 0)
+ continue;
+ c = w * 256 + j * 8 + k;
+ len = SPRINTF((tmp, " %s", p_type(c)));
+ T(addstr(tmp, len, &buf, &buflen));
+ }
+ }
+ rdata += l;
+ }
+ break;
+ }
+
+ case ns_t_nsec: {
+ u_int w, l, j, k, c;
+
+ T(addname(msg, msglen, &rdata, origin, &buf, &buflen));
+
+ while (rdata < edata) {
+ w = *rdata++;
+ l = *rdata++;
+ for (j = 0; j < l; j++) {
+ if (rdata[j] == 0)
+ continue;
+ for (k = 0; k < 8; k++) {
+ if ((rdata[j] & (0x80 >> k)) == 0)
+ continue;
+ c = w * 256 + j * 8 + k;
+ len = SPRINTF((tmp, " %s", p_type(c)));
+ T(addstr(tmp, len, &buf, &buflen));
+ }
+ }
+ rdata += l;
+ }
+ break;
+ }
+
+ case ns_t_dhcid: {
+ int n;
+ unsigned int siz;
+ char base64_dhcid[8192];
+ const char *leader;
+
+ siz = (edata-rdata)*4/3 + 4; /* "+4" accounts for trailing \0 */
+ if (siz > sizeof(base64_dhcid) * 3/4) {
+ const char *str = "record too long to print";
+ T(addstr(str, strlen(str), &buf, &buflen));
+ } else {
+ len = b64_ntop(rdata, edata-rdata, base64_dhcid, siz);
+
+ if (len < 0)
+ goto formerr;
+
+ else if (len > 15) {
+ T(addstr(" (", 2, &buf, &buflen));
+ leader = "\n\t\t";
+ spaced = 0;
+ }
+ else
+ leader = " ";
+
+ for (n = 0; n < len; n += 48) {
+ T(addstr(leader, strlen(leader),
+ &buf, &buflen));
+ T(addstr(base64_dhcid + n, MIN(len - n, 48),
+ &buf, &buflen));
+ }
+ if (len > 15)
+ T(addstr(" )", 2, &buf, &buflen));
+ }
+ break;
+ }
+
+ case ns_t_ipseckey: {
+ int n;
+ unsigned int siz;
+ char base64_key[8192];
+ const char *leader;
+
+ if (rdlen < 2)
+ goto formerr;
+
+ switch (rdata[1]) {
+ case 0:
+ case 3:
+ if (rdlen < 3)
+ goto formerr;
+ break;
+ case 1:
+ if (rdlen < 7)
+ goto formerr;
+ break;
+ case 2:
+ if (rdlen < 19)
+ goto formerr;
+ break;
+ default:
+ comment = "unknown IPSECKEY gateway type";
+ goto hexify;
+ }
+
+ len = SPRINTF((tmp, "%u ", *rdata));
+ T(addstr(tmp, len, &buf, &buflen));
+ rdata++;
+
+ len = SPRINTF((tmp, "%u ", *rdata));
+ T(addstr(tmp, len, &buf, &buflen));
+ rdata++;
+
+ len = SPRINTF((tmp, "%u ", *rdata));
+ T(addstr(tmp, len, &buf, &buflen));
+ rdata++;
+
+ switch (rdata[-2]) {
+ case 0:
+ T(addstr(".", 1, &buf, &buflen));
+ break;
+ case 1:
+ (void) inet_ntop(AF_INET, rdata, buf, buflen);
+ addlen(strlen(buf), &buf, &buflen);
+ rdata += 4;
+ break;
+ case 2:
+ (void) inet_ntop(AF_INET6, rdata, buf, buflen);
+ addlen(strlen(buf), &buf, &buflen);
+ rdata += 16;
+ break;
+ case 3:
+ T(addname(msg, msglen, &rdata, origin, &buf, &buflen));
+ break;
+ }
+
+ if (rdata >= edata)
+ break;
+
+ siz = (edata-rdata)*4/3 + 4; /* "+4" accounts for trailing \0 */
+ if (siz > sizeof(base64_key) * 3/4) {
+ const char *str = "record too long to print";
+ T(addstr(str, strlen(str), &buf, &buflen));
+ } else {
+ len = b64_ntop(rdata, edata-rdata, base64_key, siz);
+
+ if (len < 0)
+ goto formerr;
+
+ else if (len > 15) {
+ T(addstr(" (", 2, &buf, &buflen));
+ leader = "\n\t\t";
+ spaced = 0;
+ }
+ else
+ leader = " ";
+
+ for (n = 0; n < len; n += 48) {
+ T(addstr(leader, strlen(leader),
+ &buf, &buflen));
+ T(addstr(base64_key + n, MIN(len - n, 48),
+ &buf, &buflen));
+ }
+ if (len > 15)
+ T(addstr(" )", 2, &buf, &buflen));
+ }
+ }
+
+ case ns_t_hip: {
+ unsigned int i, hip_len, algorithm, key_len;
+ char base64_key[NS_MD5RSA_MAX_BASE64];
+ unsigned int siz;
+ const char *leader = "\n\t\t\t\t\t";
+
+ hip_len = *rdata++;
+ algorithm = *rdata++;
+ key_len = ns_get16(rdata);
+ rdata += NS_INT16SZ;
+
+ siz = key_len*4/3 + 4; /* "+4" accounts for trailing \0 */
+ if (siz > sizeof(base64_key) * 3/4) {
+ const char *str = "record too long to print";
+ T(addstr(str, strlen(str), &buf, &buflen));
+ } else {
+ len = sprintf(tmp, "( %u ", algorithm);
+ T(addstr(tmp, len, &buf, &buflen));
+
+ for (i = 0; i < hip_len; i++) {
+ len = sprintf(tmp, "%02X", *rdata);
+ T(addstr(tmp, len, &buf, &buflen));
+ rdata++;
+ }
+ T(addstr(leader, strlen(leader), &buf, &buflen));
+
+ len = b64_ntop(rdata, key_len, base64_key, siz);
+ if (len < 0)
+ goto formerr;
+
+ T(addstr(base64_key, len, &buf, &buflen));
+
+ rdata += key_len;
+ while (rdata < edata) {
+ T(addstr(leader, strlen(leader), &buf, &buflen));
+ T(addname(msg, msglen, &rdata, origin,
+ &buf, &buflen));
+ }
+ T(addstr(" )", 2, &buf, &buflen));
+ }
+ break;
+ }
+
default:
comment = "unknown RR type";
goto hexify;
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-04 22:27:45 +0000