35dcb05a5f
implementation. This can result in PAM using the wrong sha2 implementation on Solaris systems configured to use SHA512 for passwords.
99 lines
3.9 KiB
C
99 lines
3.9 KiB
C
/*
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* Copyright (c) 2013-2015 Todd C. Miller <Todd.Miller@courtesan.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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/*
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* Derived from the public domain SHA-1 and SHA-2 implementations
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* by Steve Reid and Wei Dai respectively.
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*/
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#ifndef _SUDOERS_SHA2_H
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#define _SUDOERS_SHA2_H
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#define SHA224_BLOCK_LENGTH 64
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#define SHA224_DIGEST_LENGTH 28
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#define SHA224_DIGEST_STRING_LENGTH (SHA224_DIGEST_LENGTH * 2 + 1)
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#define SHA256_BLOCK_LENGTH 64
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#define SHA256_DIGEST_LENGTH 32
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#define SHA256_DIGEST_STRING_LENGTH (SHA256_DIGEST_LENGTH * 2 + 1)
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#define SHA384_BLOCK_LENGTH 128
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#define SHA384_DIGEST_LENGTH 48
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#define SHA384_DIGEST_STRING_LENGTH (SHA384_DIGEST_LENGTH * 2 + 1)
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#define SHA512_BLOCK_LENGTH 128
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#define SHA512_DIGEST_LENGTH 64
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#define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1)
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typedef struct {
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union {
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uint32_t st32[8]; /* sha224 and sha256 */
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uint64_t st64[8]; /* sha384 and sha512 */
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} state;
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uint64_t count[2];
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uint8_t buffer[SHA512_BLOCK_LENGTH];
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} SHA2_CTX;
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__dso_public void sudo_SHA224Init(SHA2_CTX *ctx);
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__dso_public void sudo_SHA224Pad(SHA2_CTX *ctx);
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__dso_public void sudo_SHA224Transform(uint32_t state[8], const uint8_t buffer[SHA224_BLOCK_LENGTH]);
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__dso_public void sudo_SHA224Update(SHA2_CTX *ctx, const uint8_t *data, size_t len);
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__dso_public void sudo_SHA224Final(uint8_t digest[SHA224_DIGEST_LENGTH], SHA2_CTX *ctx);
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#define SHA224Init sudo_SHA224Init
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#define SHA224Pad sudo_SHA224Pad
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#define SHA224Transform sudo_SHA224Transform
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#define SHA224Update sudo_SHA224Update
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#define SHA224Final sudo_SHA224Final
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__dso_public void sudo_SHA256Init(SHA2_CTX *ctx);
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__dso_public void sudo_SHA256Pad(SHA2_CTX *ctx);
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__dso_public void sudo_SHA256Transform(uint32_t state[8], const uint8_t buffer[SHA256_BLOCK_LENGTH]);
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__dso_public void sudo_SHA256Update(SHA2_CTX *ctx, const uint8_t *data, size_t len);
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__dso_public void sudo_SHA256Final(uint8_t digest[SHA256_DIGEST_LENGTH], SHA2_CTX *ctx);
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#define SHA256Init sudo_SHA256Init
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#define SHA256Pad sudo_SHA256Pad
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#define SHA256Transform sudo_SHA256Transform
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#define SHA256Update sudo_SHA256Update
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#define SHA256Final sudo_SHA256Final
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__dso_public void sudo_SHA384Init(SHA2_CTX *ctx);
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__dso_public void sudo_SHA384Pad(SHA2_CTX *ctx);
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__dso_public void sudo_SHA384Transform(uint64_t state[8], const uint8_t buffer[SHA384_BLOCK_LENGTH]);
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__dso_public void sudo_SHA384Update(SHA2_CTX *ctx, const uint8_t *data, size_t len);
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__dso_public void sudo_SHA384Final(uint8_t digest[SHA384_DIGEST_LENGTH], SHA2_CTX *ctx);
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#define SHA384Init sudo_SHA384Init
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#define SHA384Pad sudo_SHA384Pad
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#define SHA384Transform sudo_SHA384Transform
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#define SHA384Update sudo_SHA384Update
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#define SHA384Final sudo_SHA384Final
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__dso_public void sudo_SHA512Init(SHA2_CTX *ctx);
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__dso_public void sudo_SHA512Pad(SHA2_CTX *ctx);
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__dso_public void sudo_SHA512Transform(uint64_t state[8], const uint8_t buffer[SHA512_BLOCK_LENGTH]);
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__dso_public void sudo_SHA512Update(SHA2_CTX *ctx, const uint8_t *data, size_t len);
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__dso_public void sudo_SHA512Final(uint8_t digest[SHA512_DIGEST_LENGTH], SHA2_CTX *ctx);
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#define SHA512Init sudo_SHA512Init
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#define SHA512Pad sudo_SHA512Pad
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#define SHA512Transform sudo_SHA512Transform
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#define SHA512Update sudo_SHA512Update
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#define SHA512Final sudo_SHA512Final
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#endif /* _SUDOERS_SHA2_H */
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