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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536373839404142/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note *//* * Module signature handling. * * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) */
#ifndef _UAPI_LINUX_MODULE_SIGNATURE_H#define _UAPI_LINUX_MODULE_SIGNATURE_H
#include <linux/types.h>
/* In stripped ARM and x86-64 modules, ~ is surprisingly rare. */#define MODULE_SIGNATURE_MARKER "~Module signature appended~\n"
enum module_signature_type { MODULE_SIGNATURE_TYPE_PKCS7 = 2, /* Signature in PKCS#7 message */};
/* * Module signature information block. * * The constituents of the signature section are, in order: * * - Signer's name * - Key identifier * - Signature data * - Information block */struct module_signature { __u8 algo; /* Public-key crypto algorithm [0] */ __u8 hash; /* Digest algorithm [0] */ __u8 id_type; /* Key identifier type [enum module_signature_type] */ __u8 signer_len; /* Length of signer's name [0] */ __u8 key_id_len; /* Length of key identifier [0] */ __u8 __pad[3]; __be32 sig_len; /* Length of signature data */};
#endif /* _UAPI_LINUX_MODULE_SIGNATURE_H */