Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
61 lines
1.6 KiB
C
61 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (C) 2019 Microsoft Corporation.
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*
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* Author: Jaskaran Singh Khurana <jaskarankhurana@linux.microsoft.com>
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*
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*/
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#ifndef DM_VERITY_SIG_VERIFICATION_H
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#define DM_VERITY_SIG_VERIFICATION_H
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#define DM_VERITY_ROOT_HASH_VERIFICATION "DM Verity Sig Verification"
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#define DM_VERITY_ROOT_HASH_VERIFICATION_OPT_SIG_KEY "root_hash_sig_key_desc"
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struct dm_verity_sig_opts {
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unsigned int sig_size;
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u8 *sig;
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};
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#ifdef CONFIG_DM_VERITY_VERIFY_ROOTHASH_SIG
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#define DM_VERITY_ROOT_HASH_VERIFICATION_OPTS 2
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int verity_verify_root_hash(const void *data, size_t data_len,
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const void *sig_data, size_t sig_len);
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bool verity_verify_is_sig_opt_arg(const char *arg_name);
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int verity_verify_sig_parse_opt_args(struct dm_arg_set *as, struct dm_verity *v,
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struct dm_verity_sig_opts *sig_opts,
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unsigned int *argc, const char *arg_name);
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void verity_verify_sig_opts_cleanup(struct dm_verity_sig_opts *sig_opts);
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#else
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#define DM_VERITY_ROOT_HASH_VERIFICATION_OPTS 0
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static inline int verity_verify_root_hash(const void *data, size_t data_len,
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const void *sig_data, size_t sig_len)
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{
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return 0;
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}
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static inline bool verity_verify_is_sig_opt_arg(const char *arg_name)
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{
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return false;
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}
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static inline int verity_verify_sig_parse_opt_args(struct dm_arg_set *as,
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struct dm_verity *v, struct dm_verity_sig_opts *sig_opts,
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unsigned int *argc, const char *arg_name)
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{
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return -EINVAL;
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}
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static inline void verity_verify_sig_opts_cleanup(struct dm_verity_sig_opts *sig_opts)
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{
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}
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#endif /* CONFIG_DM_VERITY_VERIFY_ROOTHASH_SIG */
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#endif /* DM_VERITY_SIG_VERIFICATION_H */
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