move Rust sources to top level, C sources into c_src

[bcachefs-tools-debian] / c_src / include / crypto / sha2.h

diff --git a/c_src/include/crypto/sha2.h b/c_src/include/crypto/sha2.h
new file mode 100644 (file)
index 0000000..8a46202
--- /dev/null
+++ b/c_src/include/crypto/sha2.h
@@ -0,0 +1,115 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Common values for SHA algorithms
+ */
+
+#ifndef _CRYPTO_SHA_H
+#define _CRYPTO_SHA_H
+
+#include <linux/types.h>
+
+#define SHA1_DIGEST_SIZE        20
+#define SHA1_BLOCK_SIZE         64
+
+#define SHA224_DIGEST_SIZE     28
+#define SHA224_BLOCK_SIZE      64
+
+#define SHA256_DIGEST_SIZE      32
+#define SHA256_BLOCK_SIZE       64
+
+#define SHA384_DIGEST_SIZE      48
+#define SHA384_BLOCK_SIZE       128
+
+#define SHA512_DIGEST_SIZE      64
+#define SHA512_BLOCK_SIZE       128
+
+#define SHA1_H0                0x67452301UL
+#define SHA1_H1                0xefcdab89UL
+#define SHA1_H2                0x98badcfeUL
+#define SHA1_H3                0x10325476UL
+#define SHA1_H4                0xc3d2e1f0UL
+
+#define SHA224_H0      0xc1059ed8UL
+#define SHA224_H1      0x367cd507UL
+#define SHA224_H2      0x3070dd17UL
+#define SHA224_H3      0xf70e5939UL
+#define SHA224_H4      0xffc00b31UL
+#define SHA224_H5      0x68581511UL
+#define SHA224_H6      0x64f98fa7UL
+#define SHA224_H7      0xbefa4fa4UL
+
+#define SHA256_H0      0x6a09e667UL
+#define SHA256_H1      0xbb67ae85UL
+#define SHA256_H2      0x3c6ef372UL
+#define SHA256_H3      0xa54ff53aUL
+#define SHA256_H4      0x510e527fUL
+#define SHA256_H5      0x9b05688cUL
+#define SHA256_H6      0x1f83d9abUL
+#define SHA256_H7      0x5be0cd19UL
+
+#define SHA384_H0      0xcbbb9d5dc1059ed8ULL
+#define SHA384_H1      0x629a292a367cd507ULL
+#define SHA384_H2      0x9159015a3070dd17ULL
+#define SHA384_H3      0x152fecd8f70e5939ULL
+#define SHA384_H4      0x67332667ffc00b31ULL
+#define SHA384_H5      0x8eb44a8768581511ULL
+#define SHA384_H6      0xdb0c2e0d64f98fa7ULL
+#define SHA384_H7      0x47b5481dbefa4fa4ULL
+
+#define SHA512_H0      0x6a09e667f3bcc908ULL
+#define SHA512_H1      0xbb67ae8584caa73bULL
+#define SHA512_H2      0x3c6ef372fe94f82bULL
+#define SHA512_H3      0xa54ff53a5f1d36f1ULL
+#define SHA512_H4      0x510e527fade682d1ULL
+#define SHA512_H5      0x9b05688c2b3e6c1fULL
+#define SHA512_H6      0x1f83d9abfb41bd6bULL
+#define SHA512_H7      0x5be0cd19137e2179ULL
+
+extern const u8 sha1_zero_message_hash[SHA1_DIGEST_SIZE];
+
+extern const u8 sha224_zero_message_hash[SHA224_DIGEST_SIZE];
+
+extern const u8 sha256_zero_message_hash[SHA256_DIGEST_SIZE];
+
+extern const u8 sha384_zero_message_hash[SHA384_DIGEST_SIZE];
+
+extern const u8 sha512_zero_message_hash[SHA512_DIGEST_SIZE];
+
+struct sha1_state {
+       u32 state[SHA1_DIGEST_SIZE / 4];
+       u64 count;
+       u8 buffer[SHA1_BLOCK_SIZE];
+};
+
+struct sha256_state {
+       u32 state[SHA256_DIGEST_SIZE / 4];
+       u64 count;
+       u8 buf[SHA256_BLOCK_SIZE];
+};
+
+struct sha512_state {
+       u64 state[SHA512_DIGEST_SIZE / 8];
+       u64 count[2];
+       u8 buf[SHA512_BLOCK_SIZE];
+};
+
+struct shash_desc;
+
+extern int crypto_sha1_update(struct shash_desc *desc, const u8 *data,
+                             unsigned int len);
+
+extern int crypto_sha1_finup(struct shash_desc *desc, const u8 *data,
+                            unsigned int len, u8 *hash);
+
+extern int crypto_sha256_update(struct shash_desc *desc, const u8 *data,
+                             unsigned int len);
+
+extern int crypto_sha256_finup(struct shash_desc *desc, const u8 *data,
+                              unsigned int len, u8 *hash);
+
+extern int crypto_sha512_update(struct shash_desc *desc, const u8 *data,
+                             unsigned int len);
+
+extern int crypto_sha512_finup(struct shash_desc *desc, const u8 *data,
+                              unsigned int len, u8 *hash);
+#endif