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Diffstat (limited to 'resolv/ns_print.c')
-rw-r--r--resolv/ns_print.c37
1 files changed, 21 insertions, 16 deletions
diff --git a/resolv/ns_print.c b/resolv/ns_print.c
index cce3fb6..7a2ef70 100644
--- a/resolv/ns_print.c
+++ b/resolv/ns_print.c
@@ -15,11 +15,12 @@
* SOFTWARE.
*/
-#ifndef lint
-static const char rcsid[] = "$Id$";
+#if !defined(_LIBC) && !defined(lint)
+static const char rcsid[] = "$BINDId: ns_print.c,v 8.18 2000/02/29 05:48:12 vixie Exp $";
#endif
/* Import. */
+
#include <sys/types.h>
#include <sys/socket.h>
@@ -27,6 +28,7 @@ static const char rcsid[] = "$Id$";
#include <arpa/nameser.h>
#include <arpa/inet.h>
+#include <assert.h>
#include <errno.h>
#include <resolv.h>
#include <string.h>
@@ -53,6 +55,7 @@ static int addtab(size_t len, size_t target, int spaced,
char **buf, size_t *buflen);
/* Proto. */
+
#ifndef _LIBC
u_int16_t dst_s_dns_key_id(const u_char *, const int);
#endif
@@ -122,9 +125,10 @@ ns_sprintrrf(const u_char *msg, size_t msglen,
T(addstr("@\t\t\t", 4, &buf, &buflen));
} else {
T(addstr(name, len, &buf, &buflen));
- /* Origin not used and no trailing dot? */
- if ((!origin || !origin[0] || name[len] == '\0') &&
- name[len - 1] != '.') {
+ /* Origin not used or not root, and no trailing dot? */
+ if (((origin == NULL || origin[0] == '\0') ||
+ (origin[0] != '.' && origin[1] != '\0' &&
+ name[len] == '\0')) && name[len - 1] != '.') {
T(addstr(".", 1, &buf, &buflen));
len++;
}
@@ -480,6 +484,7 @@ ns_sprintrrf(const u_char *msg, size_t msglen,
n = SPRINTF((tmp, " ; key_tag= %u", key_id));
T(addstr(tmp, n, &buf, &buflen));
#endif /* !_LIBC */
+
break;
}
@@ -749,20 +754,22 @@ addname(const u_char *msg, size_t msglen,
if (n < 0)
goto enospc; /* Guess. */
newlen = prune_origin(*buf, origin);
- if ((origin == NULL || origin[0] == '\0' || (*buf)[newlen] == '\0') &&
- (newlen == 0 || (*buf)[newlen - 1] != '.')) {
- /* No trailing dot. */
- if (newlen + 2 > *buflen)
- goto enospc; /* No room for ".\0". */
- (*buf)[newlen++] = '.';
- (*buf)[newlen] = '\0';
- }
if (newlen == 0) {
/* Use "@" instead of name. */
if (newlen + 2 > *buflen)
goto enospc; /* No room for "@\0". */
(*buf)[newlen++] = '@';
(*buf)[newlen] = '\0';
+ } else {
+ if (((origin == NULL || origin[0] == '\0') ||
+ (origin[0] != '.' && origin[1] != '\0' &&
+ (*buf)[newlen] == '\0')) && (*buf)[newlen - 1] != '.') {
+ /* No trailing dot. */
+ if (newlen + 2 > *buflen)
+ goto enospc; /* No room for ".\0". */
+ (*buf)[newlen++] = '.';
+ (*buf)[newlen] = '\0';
+ }
}
*pp += n;
addlen(newlen, buf, buflen);
@@ -777,9 +784,7 @@ addname(const u_char *msg, size_t msglen,
static void
addlen(size_t len, char **buf, size_t *buflen) {
-#if 0
- INSIST(len <= *buflen);
-#endif
+ assert(len <= *buflen);
*buf += len;
*buflen -= len;
}