1 files changed, 19 insertions, 0 deletions

diff --git a/nacl/curvecp/nameparse.c b/nacl/curvecp/nameparse.c
new file mode 100644
index 00000000..f6386d73
--- /dev/null
+++ b/nacl/curvecp/nameparse.c
@@ -0,0 +1,19 @@
+#include "nameparse.h"
+
+int nameparse(unsigned char *s,const char *x)
+{
+  long long pos;
+  long long j;
+  if (!x) return 0;
+  for (pos = 0;pos < 256;++pos) s[pos] = 0;
+  pos = 0;
+  while (*x) {
+    if (*x == '.') { ++x; continue; }
+    for (j = 0;x[j];++j) if (x[j] == '.') break;
+    if (j > 63) return 0;
+    if (pos < 0 || pos >= 256) return 0; s[pos++] = j;
+    while (j > 0) { if (pos < 0 || pos >= 256) return 0; s[pos++] = *x++; --j; }
+  }
+  if (pos < 0 || pos >= 256) return 0; s[pos++] = 0;
+  return 1;
+}