1 files changed, 40 insertions, 0 deletions
diff --git a/libs/libtox/src/toxencryptsave/crypto_pwhash_scryptsalsa208sha256/utils.h b/libs/libtox/src/toxencryptsave/crypto_pwhash_scryptsalsa208sha256/utils.h
new file mode 100644
index 0000000000..fb2020c35d
--- /dev/null
+++ b/libs/libtox/src/toxencryptsave/crypto_pwhash_scryptsalsa208sha256/utils.h
@@ -0,0 +1,40 @@
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+#ifdef  VANILLA_NACL /* toxcore only uses this when libsodium is unavailable */
+
+#ifndef __SODIUM_UTILS_H__
+#define __SODIUM_UTILS_H__
+
+#include <stddef.h>
+
+#include "export.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if defined(__cplusplus) || !defined(__STDC_VERSION__) || __STDC_VERSION__ < 199901L
+# define _SODIUM_C99(X)
+#else
+# define _SODIUM_C99(X) X
+#endif
+
+SODIUM_EXPORT
+void sodium_memzero(void * const pnt, const size_t len);
+
+/* WARNING: sodium_memcmp() must be used to verify if two secret keys
+ * are equal, in constant time.
+ * It returns 0 if the keys are equal, and -1 if they differ.
+ * This function is not designed for lexicographical comparisons.
+ */
+SODIUM_EXPORT
+int sodium_memcmp(const void * const b1_, const void * const b2_, size_t len);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
+#endif