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diff --git a/crypto/heimdal/lib/wind/test-map.c b/crypto/heimdal/lib/wind/test-map.c
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+/*
+ * Copyright (c) 2004 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden).
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the Institute nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <err.h>
+
+#include "windlocl.h"
+
+#define MAX_LENGTH 2
+
+struct example {
+ uint32_t in[MAX_LENGTH];
+ size_t in_len;
+ uint32_t out[MAX_LENGTH];
+ size_t out_len;
+};
+
+static struct example cases[] = {
+ {{0}, 0, {0}, 0},
+ {{0x0041}, 1, {0x0061}, 1},
+ {{0x0061}, 1, {0x0061}, 1},
+ {{0x00AD}, 1, {0}, 0},
+ {{0x00DF}, 1, {0x0073, 0x0073}, 2}
+};
+
+static int
+try(const struct example *c)
+{
+ int ret;
+ size_t out_len = c->out_len;
+ uint32_t *tmp = malloc(out_len * sizeof(uint32_t));
+ if (tmp == NULL && out_len != 0)
+ err(1, "malloc");
+ ret = _wind_stringprep_map(c->in, c->in_len, tmp, &out_len, WIND_PROFILE_NAME);
+ if (ret) {
+ printf("wind_stringprep_map failed\n");
+ return 1;
+ }
+ if (out_len != c->out_len) {
+ printf("wrong out len\n");
+ free(tmp);
+ return 1;
+ }
+ if (memcmp(c->out, tmp, out_len * sizeof(uint32_t)) != 0) {
+ printf("wrong out data\n");
+ free(tmp);
+ return 1;
+ }
+ free(tmp);
+ return 0;
+}
+
+int
+main(void)
+{
+ unsigned i;
+ unsigned failures = 0;
+
+ for (i = 0; i < sizeof(cases)/sizeof(cases[0]); ++i)
+ failures += try(&cases[i]);
+ return failures != 0;
+}
+