prng renamed to entropium

[avr-crypto-lib.git] / entropium.h

diff --git a/entropium.h b/entropium.h
new file mode 100644 (file)
index 0000000..87d4334
--- /dev/null
+++ b/entropium.h
@@ -0,0 +1,25 @@
+/**
+ * File:               entropium.h
+ * Author:             Daniel Otte
+ * Date:               23.07.2006
+ * License:            GPL
+ * Description:        This file contains the declarations for the pseudo-random-number generator.
+ **/
+
+#ifndef ENTROPIUM_H_
+#define ENTROPIUM_H_
+
+#include <stdint.h>
+/*
+ * length in bits 
+ */
+#define ENTROPIUM_RANDOMBLOCK_SIZE 32 /* bytes */
+ 
+void entropium_addEntropy(unsigned length_b, const void* data); 
+void entropium_getRandomBlock(void* b);
+/* this does some simple buffering */
+uint8_t entropium_getRandomByte(void);
+
+void entropium_fillBlockRandom(void* block, unsigned length_B);
+
+#endif /*PRNG_H_*/