1 files changed, 35 insertions, 0 deletions
diff --git a/test/default/sodium_utils.c b/test/default/sodium_utils.c
new file mode 100644
index 0000000..e50de24
--- /dev/null
+++ b/test/default/sodium_utils.c
@@ -0,0 +1,35 @@
+#include <stdio.h>
+#include <string.h>
+
+#define TEST_NAME "sodium_utils"
+#include "cmptest.h"
+
+int main(void)
+{
+  unsigned char buf1[1000];
+  unsigned char buf2[1000];
+  char          buf3[33];
+  unsigned char buf4[4];
+  const char   *hex;
+  size_t        bin_len;
+
+  randombytes(buf1, sizeof buf1);
+  memcpy(buf2, buf1, sizeof buf2);
+  printf("%d\n", sodium_memcmp(buf1, buf2, sizeof buf1));
+  sodium_memzero(buf1, 0U);
+  printf("%d\n", sodium_memcmp(buf1, buf2, sizeof buf1));
+  sodium_memzero(buf1, sizeof buf1 / 2);
+  printf("%d\n", sodium_memcmp(buf1, buf2, sizeof buf1));
+  printf("%d\n", sodium_memcmp(buf1, buf2, 0U));
+  sodium_memzero(buf2, sizeof buf2 / 2);
+  printf("%d\n", sodium_memcmp(buf1, buf2, sizeof buf1));
+  printf("%s\n", sodium_bin2hex(buf3, 33U,
+                                (const unsigned char *)
+                                "0123456789ABCDEF", 16U));
+  hex = "Cafe : 6942";
+  sodium_hex2bin(buf4, sizeof buf4, hex, strlen(hex), ": ", &bin_len, NULL);
+  printf("%lu:%02x%02x%02x%02x\n", (unsigned long) bin_len,
+         buf4[0], buf4[1], buf4[2], buf4[3]);
+
+  return 0;
+}