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-rw-r--r--kernel/include/crypto/sha.h104
1 files changed, 104 insertions, 0 deletions
diff --git a/kernel/include/crypto/sha.h b/kernel/include/crypto/sha.h
new file mode 100644
index 000000000..dd7905a3c
--- /dev/null
+++ b/kernel/include/crypto/sha.h
@@ -0,0 +1,104 @@
+/*
+ * 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
+
+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