1 files changed, 57 insertions, 0 deletions
diff --git a/lib/mbedtls/port/sha1_alt.h b/lib/mbedtls/port/sha1_alt.h
new file mode 100644
index 00000000000..cbfe0ddc478
--- /dev/null
+++ b/lib/mbedtls/port/sha1_alt.h
@@ -0,0 +1,57 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (c) 2024 Linaro Limited
+ * Author: Raymond Mao <raymond.mao@linaro.org>
+ */
+#ifndef SHA1_ALT_H
+#define SHA1_ALT_H
+
+#include <image.h>
+#include <u-boot/sha1.h>
+
+typedef sha1_context mbedtls_sha1_context;
+
+static inline void mbedtls_sha1_init(mbedtls_sha1_context *ctx)
+{
+}
+
+static inline void mbedtls_sha1_free(mbedtls_sha1_context *ctx)
+{
+}
+
+static inline void mbedtls_sha1_clone(mbedtls_sha1_context *dst,
+				      const mbedtls_sha1_context *src)
+{
+	*dst = *src;
+}
+
+static inline int mbedtls_sha1_starts(mbedtls_sha1_context *ctx)
+{
+	sha1_starts(ctx);
+	return 0;
+}
+
+static inline int mbedtls_sha1_update(mbedtls_sha1_context *ctx,
+				      const unsigned char *input,
+				      size_t ilen)
+{
+	sha1_update(ctx, input, ilen);
+	return 0;
+}
+
+static inline int mbedtls_sha1_finish(mbedtls_sha1_context *ctx,
+				      unsigned char output[20])
+{
+	sha1_finish(ctx, output);
+	return 0;
+}
+
+static inline int mbedtls_sha1(const unsigned char *input,
+			       size_t ilen,
+			       unsigned char output[20])
+{
+	sha1_csum_wd(input, ilen, output, CHUNKSZ_SHA1);
+	return 0;
+}
+
+#endif /* sha1_alt.h */