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Diffstat (limited to 'include/u-boot/fdt-libcrypto.h')
-rw-r--r-- | include/u-boot/fdt-libcrypto.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/include/u-boot/fdt-libcrypto.h b/include/u-boot/fdt-libcrypto.h new file mode 100644 index 0000000000..5142f37039 --- /dev/null +++ b/include/u-boot/fdt-libcrypto.h @@ -0,0 +1,27 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (c) 2020, Alexandru Gagniuc <mr.nuke.me@gmail.com> + * Copyright (c) 2013, Google Inc. + */ + +#ifndef _FDT_LIBCRYPTO_H +#define _FDT_LIBCRYPTO_H + +#include <openssl/bn.h> + +/** + * fdt_add_bignum() - Write a libcrypto BIGNUM as an FDT property + * + * Convert a libcrypto BIGNUM * into a big endian array of integers. + * + * @blob: FDT blob to modify + * @noffset: Offset of the FDT node + * @prop_name: What to call the property in the FDT + * @num: pointer to a libcrypto big number + * @num_bits: How big is 'num' in bits? + * @return 0 if all good all working, -ve on horror + */ +int fdt_add_bignum(void *blob, int noffset, const char *prop_name, + BIGNUM *num, int num_bits); + +#endif /* _FDT_LIBCRYPTO_H */ |