Merge Starkware branch

src/stark_utils.h

@@ -0,0 +1,25 @@
+#ifndef __STARK_UTILS_H__
+#define __STARK_UTILS_H__
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <string.h>
+
+#include "os.h"
+#include "cx.h"
+#include "stark_crypto.h"
+
+void compute_token_id(cx_sha3_t *sha3, uint8_t *contractAddress, uint8_t *quantum, uint8_t *output);
+
+void starkDerivePrivateKey(uint32_t *bip32Path, uint32_t bip32PathLength, uint8_t *privateKeyData);
+
+void stark_get_amount_string(uint8_t *contractAddress, uint8_t *quantum256, uint8_t *amount64, char *tmp100, char *target100);
+
+int stark_sign(uint8_t *signature, /* out */
+               uint8_t *privateKeyData,
+               FieldElement token1,
+               FieldElement token2,
+               FieldElement msg);
+
+#endif
+