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authorRich Felker <dalias@aerifal.cx>2013-04-04 22:36:30 -0400
committerRich Felker <dalias@aerifal.cx>2013-04-04 22:36:30 -0400
commitb6f99412019219eda032823030846bc4c90b7cbc (patch)
tree8d0192ebbe37b38718bb6c694c5845dbb88538b3 /src
parentbaec93cb5819058e36d44a427db708260f320bd1 (diff)
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implement dn_skipname (legacy resolver function)
Diffstat (limited to 'src')
-rw-r--r--src/network/dn_skipname.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/network/dn_skipname.c b/src/network/dn_skipname.c
new file mode 100644
index 00000000..d54c2e5d
--- /dev/null
+++ b/src/network/dn_skipname.c
@@ -0,0 +1,12 @@
+#include <resolv.h>
+
+int dn_skipname(const unsigned char *s, const unsigned char *end)
+{
+	const unsigned char *p;
+	for (p=s; p<end; p++)
+		if (!*p) return p-s+1;
+		else if (*p>=192)
+			if (p+1<end) return p-s+2;
+			else break;
+	return -1;
+}