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Based on 2 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
46 lines
1.0 KiB
C
46 lines
1.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright 2003-2004, Instant802 Networks, Inc.
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* Copyright 2006, Devicescape Software, Inc.
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*/
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#ifndef AES_CCM_H
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#define AES_CCM_H
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#include "aead_api.h"
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#define CCM_AAD_LEN 32
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static inline struct crypto_aead *
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ieee80211_aes_key_setup_encrypt(const u8 key[], size_t key_len, size_t mic_len)
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{
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return aead_key_setup_encrypt("ccm(aes)", key, key_len, mic_len);
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}
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static inline int
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ieee80211_aes_ccm_encrypt(struct crypto_aead *tfm,
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u8 *b_0, u8 *aad, u8 *data,
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size_t data_len, u8 *mic)
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{
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return aead_encrypt(tfm, b_0, aad + 2,
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be16_to_cpup((__be16 *)aad),
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data, data_len, mic);
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}
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static inline int
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ieee80211_aes_ccm_decrypt(struct crypto_aead *tfm,
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u8 *b_0, u8 *aad, u8 *data,
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size_t data_len, u8 *mic)
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{
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return aead_decrypt(tfm, b_0, aad + 2,
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be16_to_cpup((__be16 *)aad),
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data, data_len, mic);
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}
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static inline void ieee80211_aes_key_free(struct crypto_aead *tfm)
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{
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return aead_key_free(tfm);
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}
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#endif /* AES_CCM_H */
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