Intermediate changes

commit_hash:d5b1af16dbe9030537a04c27eb410c88c2f496cd

1 files changed, 182 insertions, 0 deletions

diff --git a/contrib/libs/blake2/src/blake2.h b/contrib/libs/blake2/src/blake2.h
new file mode 100644
index 00000000000..5ca17f61074
--- /dev/null
+++ b/contrib/libs/blake2/src/blake2.h
@@ -0,0 +1,182 @@
+/*
+   BLAKE2 reference source code package - optimized C implementations
+
+   Written in 2012 by Samuel Neves <[email protected]>
+
+   To the extent possible under law, the author(s) have dedicated all copyright
+   and related and neighboring rights to this software to the public domain
+   worldwide. This software is distributed without any warranty.
+
+   You should have received a copy of the CC0 Public Domain Dedication along with
+   this software. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
+*/
+#pragma once
+#ifndef __BLAKE2_H__
+#define __BLAKE2_H__
+
+#include <stddef.h>
+#include <stdint.h>
+
+#if defined(_WIN32) || defined(__CYGWIN__)
+    #define BLAKE2_DLL_IMPORT __declspec(dllimport)
+    #define BLAKE2_DLL_EXPORT __declspec(dllexport)
+    #define BLAKE2_DLL_PRIVATE
+#elif __GNUC__ >= 4
+  #define BLAKE2_DLL_IMPORT   __attribute__ ((visibility ("default")))
+  #define BLAKE2_DLL_EXPORT   __attribute__ ((visibility ("default")))
+  #define BLAKE2_DLL_PRIVATE  __attribute__ ((visibility ("hidden")))
+#else
+  #define BLAKE2_DLL_IMPORT
+  #define BLAKE2_DLL_EXPORT
+  #define BLAKE2_DLL_PRIVATE
+#endif
+
+#if defined(BLAKE2_DLL)
+  #if defined(BLAKE2_DLL_EXPORTS) // defined if we are building the DLL
+    #define BLAKE2_API BLAKE2_DLL_EXPORT
+  #else
+    #define BLAKE2_API BLAKE2_DLL_IMPORT
+  #endif
+  #define BLAKE2_PRIVATE BLAKE2_DLL_PRIVATE // must only be used by hidden logic
+#else
+  #define BLAKE2_API
+  #define BLAKE2_PRIVATE
+#endif
+
+#if defined(__cplusplus)
+extern "C" {
+#elif defined(_MSC_VER) && !defined(inline)
+#define inline __inline
+#endif
+
+  enum blake2s_constant
+  {
+    BLAKE2S_BLOCKBYTES = 64,
+    BLAKE2S_OUTBYTES   = 32,
+    BLAKE2S_KEYBYTES   = 32,
+    BLAKE2S_SALTBYTES  = 8,
+    BLAKE2S_PERSONALBYTES = 8
+  };
+
+  enum blake2b_constant
+  {
+    BLAKE2B_BLOCKBYTES = 128,
+    BLAKE2B_OUTBYTES   = 64,
+    BLAKE2B_KEYBYTES   = 64,
+    BLAKE2B_SALTBYTES  = 16,
+    BLAKE2B_PERSONALBYTES = 16
+  };
+
+#pragma pack(push, 1)
+  typedef struct __blake2s_param
+  {
+    uint8_t  digest_length; // 1
+    uint8_t  key_length;    // 2
+    uint8_t  fanout;        // 3
+    uint8_t  depth;         // 4
+    uint32_t leaf_length;   // 8
+    uint8_t  node_offset[6];// 14
+    uint8_t  node_depth;    // 15
+    uint8_t  inner_length;  // 16
+    // uint8_t  reserved[0];
+    uint8_t  salt[BLAKE2S_SALTBYTES]; // 24
+    uint8_t  personal[BLAKE2S_PERSONALBYTES];  // 32
+  } blake2s_param;
+
+  typedef struct __blake2s_state
+  {
+    uint32_t h[8];
+    uint32_t t[2];
+    uint32_t f[2];
+    uint8_t  buf[2 * BLAKE2S_BLOCKBYTES];
+    uint32_t buflen;
+    uint8_t  outlen;
+    uint8_t  last_node;
+  } blake2s_state;
+
+  typedef struct __blake2b_param
+  {
+    uint8_t  digest_length; // 1
+    uint8_t  key_length;    // 2
+    uint8_t  fanout;        // 3
+    uint8_t  depth;         // 4
+    uint32_t leaf_length;   // 8
+    uint64_t node_offset;   // 16
+    uint8_t  node_depth;    // 17
+    uint8_t  inner_length;  // 18
+    uint8_t  reserved[14];  // 32
+    uint8_t  salt[BLAKE2B_SALTBYTES]; // 48
+    uint8_t  personal[BLAKE2B_PERSONALBYTES];  // 64
+  } blake2b_param;
+
+  typedef struct __blake2b_state
+  {
+    uint64_t h[8];
+    uint64_t t[2];
+    uint64_t f[2];
+    uint8_t  buf[2 * BLAKE2B_BLOCKBYTES];
+    uint32_t buflen;
+    uint8_t  outlen;
+    uint8_t  last_node;
+  } blake2b_state;
+
+  typedef struct __blake2sp_state
+  {
+    blake2s_state S[8][1];
+    blake2s_state R[1];
+    uint8_t  buf[8 * BLAKE2S_BLOCKBYTES];
+    uint32_t buflen;
+    uint8_t  outlen;
+  } blake2sp_state;
+
+  typedef struct __blake2bp_state
+  {
+    blake2b_state S[4][1];
+    blake2b_state R[1];
+    uint8_t  buf[4 * BLAKE2B_BLOCKBYTES];
+    uint32_t buflen;
+    uint8_t  outlen;
+  } blake2bp_state;
+#pragma pack(pop)
+
+  // Streaming API
+  BLAKE2_API int blake2s_init( blake2s_state *S, size_t outlen );
+  BLAKE2_API int blake2s_init_key( blake2s_state *S, size_t outlen, const void *key, size_t keylen );
+  BLAKE2_API int blake2s_init_param( blake2s_state *S, const blake2s_param *P );
+  BLAKE2_API int blake2s_update( blake2s_state *S, const uint8_t *in, size_t inlen );
+  BLAKE2_API int blake2s_final( blake2s_state *S, uint8_t *out, size_t outlen );
+
+  BLAKE2_API int blake2b_init( blake2b_state *S, size_t outlen );
+  BLAKE2_API int blake2b_init_key( blake2b_state *S, size_t outlen, const void *key, size_t keylen );
+  BLAKE2_API int blake2b_init_param( blake2b_state *S, const blake2b_param *P );
+  BLAKE2_API int blake2b_update( blake2b_state *S, const uint8_t *in, size_t inlen );
+  BLAKE2_API int blake2b_final( blake2b_state *S, uint8_t *out, size_t outlen );
+
+  BLAKE2_API int blake2sp_init( blake2sp_state *S, size_t outlen );
+  BLAKE2_API int blake2sp_init_key( blake2sp_state *S, size_t outlen, const void *key, size_t keylen );
+  BLAKE2_API int blake2sp_update( blake2sp_state *S, const uint8_t *in, size_t inlen );
+  BLAKE2_API int blake2sp_final( blake2sp_state *S, uint8_t *out, size_t outlen );
+
+  BLAKE2_API int blake2bp_init( blake2bp_state *S, size_t outlen );
+  BLAKE2_API int blake2bp_init_key( blake2bp_state *S, size_t outlen, const void *key, size_t keylen );
+  BLAKE2_API int blake2bp_update( blake2bp_state *S, const uint8_t *in, size_t inlen );
+  BLAKE2_API int blake2bp_final( blake2bp_state *S, uint8_t *out, size_t outlen );
+
+  // Simple API
+  BLAKE2_API int blake2s( uint8_t *out, const void *in, const void *key, size_t outlen, size_t inlen, size_t keylen );
+  BLAKE2_API int blake2b( uint8_t *out, const void *in, const void *key, size_t outlen, size_t inlen, size_t keylen );
+
+  BLAKE2_API int blake2sp( uint8_t *out, const void *in, const void *key, size_t outlen, size_t inlen, size_t keylen );
+  BLAKE2_API int blake2bp( uint8_t *out, const void *in, const void *key, size_t outlen, size_t inlen, size_t keylen );
+
+  static inline int blake2( uint8_t *out, const void *in, const void *key, size_t outlen, size_t inlen, size_t keylen )
+  {
+    return blake2b( out, in, key, outlen, inlen, keylen );
+  }
+
+#if defined(__cplusplus)
+}
+#endif
+
+#endif
+