Subject: Re: [PATCH] sha256: add support for Nettle

From: Ramsay Jones <[email-masked]>
Date: Wed, 6 Jul 2022 02:00:29 +0100

On Tue, Jul 05, 2022 at 11:05:18PM +0000, brian m. carlson wrote:

[snip]

> diff --git a/sha256/nettle.h b/sha256/nettle.h
> new file mode 100644
> index 0000000000..9b2845babc
> --- /dev/null
> +++ b/sha256/nettle.h
> @@ -0,0 +1,28 @@
> +#ifndef SHA256_GCRYPT_H
> +#define SHA256_GCRYPT_H

I'm guessing you had intended: s/GCRYPT/NETTLE/ here. :)

ATB,
Ramsay Jones

> +
> +#include <nettle/sha2.h>
> +
> +typedef struct sha256_ctx nettle_SHA256_CTX;
> +
> +inline void nettle_SHA256_Init(nettle_SHA256_CTX *ctx)
> +{
> +	sha256_init(ctx);
> +}
> +
> +inline void nettle_SHA256_Update(nettle_SHA256_CTX *ctx, const void *data, size_t len)
> +{
> +	sha256_update(ctx, len, data);
> +}
> +
> +inline void nettle_SHA256_Final(unsigned char *digest, nettle_SHA256_CTX *ctx)
> +{
> +	sha256_digest(ctx, SHA256_DIGEST_SIZE, digest);
> +}
> +
> +#define platform_SHA256_CTX nettle_SHA256_CTX
> +#define platform_SHA256_Init nettle_SHA256_Init
> +#define platform_SHA256_Update nettle_SHA256_Update
> +#define platform_SHA256_Final nettle_SHA256_Final
> +
> +#endif