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The `from_bytes*` family of functions expect a slice of the exact same size as the requested type. This can be sometimes cumbersome for callers that deal with dynamic stream of data that needs to be manually cut before each invocation of `from_bytes`. To simplify such callers, introduce a new `from_bytes*_prefix` family of methods, which split the input slice at the index required for the equivalent `from_bytes` method to succeed, and return its result alongside with the remainder of the slice. This design is inspired by zerocopy's `try_*_from_prefix` family of methods. Reviewed-by: Joel Fernandes <joelagnelf@nvidia.com> Reviewed-by: Danilo Krummrich <dakr@kernel.org> Reviewed-by: Alice Ryhl <aliceryhl@google.com> Acked-by: Danilo Krummrich <dakr@kernel.org> Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Message-ID: <20251029-nova-vbios-frombytes-v1-1-ac441ebc1de3@nvidia.com> Message-ID: <20251101-b4-frombytes-prefix-v1-1-0d9c1fd63b34@nvidia.com>