V1.0.5

bsp/artinchip/drv_bare/sdmc/rpmb_sha256.h

@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2024, Artinchip Technology Co., Ltd
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Xiong Hao <hao.xiong@artinchip.com>
+ */
+
+#ifndef __BL_SHA256_H_
+#define __BL_SHA256_H_
+
+#include <stdint.h>
+
+#define SHA256_SUM_LEN 32
+#define SHA256_DER_LEN 19
+
+extern const uint8_t sha256_der_prefix[];
+
+/* Reset watchdog each time we process this many bytes */
+#define CHUNKSZ_SHA256 (64 * 1024)
+
+typedef struct {
+    uint32_t total[2];
+    uint32_t state[8];
+    uint8_t buffer[64];
+} sha256_context;
+
+void sha256_starts(sha256_context *ctx);
+void sha256_update(sha256_context *ctx, const uint8_t *input, uint32_t length);
+void sha256_finish(sha256_context *ctx, uint8_t digest[32]);
+
+void sha256_csum_wd(const unsigned char *input, unsigned int ilen,
+                    unsigned char *output, unsigned int chunk_sz);
+
+#endif /* __BL_SHA256_H_ */