remove 'newer' hashes that arent really mine

1 files changed, 0 insertions, 222 deletions

diff --git a/src/hash/metrohash.c b/src/hash/metrohash.c
deleted file mode 100644
index 080091b..0000000
--- a/src/hash/metrohash.c
+++ /dev/null
@@ -1,222 +0,0 @@
-#include "../crypto.h"

-#include <inttypes.h>

-#include <stdint.h>

-

-#define u64(a) (*(uint64_t*)a)

-#define u32(a) (*(uint32_t*)a)

-#define u16(a) (*(uint16_t*)a)

-#define u8(a) (*(uint8_t*)a)

-

-uint64_t metrohash64(uint8_t* in, size_t len, uint32_t seed, enum metrohash_version v){

-    uint64_t k0, k1, k2, k3, inner_r, inner_r2;

-    if(v == v1){

-        k0 = 0xC83A91E1;

-        k1 = 0x8648DBDB;

-        k2 = 0x7BDEC03B;

-        k3 = 0x2F5870A5;

-        inner_r = 33;

-        inner_r2 = 33;

-    } else {

-        k0 = 0xD6D018F5;

-        k1 = 0xA2AA033B;   

-        k2 = 0x62992FC1;

-        k3 = 0x30BC5B29; 

-        inner_r = 30;

-        inner_r2 = 29;

-    }

-

-    uint8_t* end = in + len;

-    uint64_t hash = ((((uint64_t)seed) + k2) * k0) + len;

-

-    if(len >= 32){

-        uint64_t v[4];

-        v[0] = hash;

-        v[1] = hash;

-        v[2] = hash;

-        v[3] = hash;

-

-        for(; in <= (end - 32);){

-            v[0] += u64(in) * k0; in += 8; v[0] = rot64(v[0],29) + v[2];

-            v[1] += u64(in) * k1; in += 8; v[1] = rot64(v[1],29) + v[3];

-            v[2] += u64(in) * k2; in += 8; v[2] = rot64(v[2],29) + v[0];

-            v[3] += u64(in) * k3; in += 8; v[3] = rot64(v[3],29) + v[1];

-        }

-

-        v[2] ^= rot64(((v[0] + v[3]) * k0) + v[1], inner_r) * k1;

-        v[3] ^= rot64(((v[1] + v[2]) * k1) + v[0], inner_r) * k0;

-        v[0] ^= rot64(((v[0] + v[2]) * k0) + v[3], inner_r) * k1;

-        v[1] ^= rot64(((v[1] + v[3]) * k1) + v[2], inner_r) * k0;

-        hash += v[0] ^ v[1];

-    }

-    

-    if ((end - in) >= 16){

-        uint64_t v0 = hash + (u64(in) * (v == v1? k0 : k2)); in += 8; v0 = rot64(v0,inner_r2) * (v == v1? k1 : k3);

-        uint64_t v1 = hash + (u64(in) * (v == v1? k1 : k2)); in += 8; v1 = rot64(v1,inner_r2) * (v == v1? k2 : k3);

-        v0 ^= rot64(v0 * k0, (v == v1? 35 : 34)) + v1;

-        v1 ^= rot64(v1 * k3, (v == v1? 35 : 34)) + v0;

-        hash += v1;

-    }

-

-    if ((end - in) >= 8){

-        hash += u64(in) * k3; in += 8;

-        hash ^= rot64(hash, (v == v1? 33 : 36)) * k1;

-        

-    }

-    

-    if ((end - in) >= 4){

-        hash += u32(in) * k3; in += 4;

-        hash ^= rot64(hash, 15) * k1;

-    }

-    

-    if ((end - in) >= 2){

-        hash += u16(in) * k3; in += 2;

-        hash ^= rot64(hash, (v == v1? 13 : 15)) * k1;

-    }

-    

-    if ((end - in) >= 1){

-        hash += u8(in) * k3;

-        hash ^= rot64(hash, (v == v1? 25 : 23)) * k1;

-    }

-    

-    hash ^= rot64(hash, (v == v1? 33 : 28));

-    hash *= k0;

-    hash ^= rot64(hash, (v == v1? 33 : 29));

-    

-    return hash;

-}

-

-void metrohash128(uint8_t* in, size_t len, uint32_t seed, uint64_t *a, uint64_t *b, enum metrohash_version ver){

-    uint64_t k0 = 0xC83A91E1;

-    uint64_t k1 = 0x8648DBDB;

-    uint64_t k2 = 0x7BDEC03B;

-    uint64_t k3 = 0x2F5870A5;

-

-    if(ver == v2){

-        k0 = 0xD6D018F5;

-        k1 = 0xA2AA033B;

-        k2 = 0x62992FC1;

-        k3 = 0x30BC5B29; 

-    }

-

-    uint8_t * end = in + len;

-

-    uint64_t v[4];

-    

-    v[0] = ((((uint64_t)seed) - k0) * k3) + len;

-    v[1] = ((((uint64_t)seed) + k1) * k2) + len;

-

-    if(len >= 32){

-        v[2] = ((((uint64_t)seed) + k0) * k2) + len;

-        v[3] = ((((uint64_t)seed) - k1) * k3) + len;

-

-        for(;in <= end - 32;){

-            v[0] += u64(in) * k0; in += 8; v[0] = rot64(v[0],29) + v[2];

-            v[1] += u64(in) * k1; in += 8; v[1] = rot64(v[1],29) + v[3];

-            v[2] += u64(in) * k2; in += 8; v[2] = rot64(v[2],29) + v[0];

-            v[3] += u64(in) * k3; in += 8; v[3] = rot64(v[3],29) + v[1];

-        }

-

-        v[2] ^= rot64(((v[0] + v[3]) * k0) + v[1], ver == v1 ? 26 : 33) * k1;

-        v[3] ^= rot64(((v[1] + v[2]) * k1) + v[0], ver == v1 ? 26 : 33) * k0;

-        v[0] ^= rot64(((v[0] + v[2]) * k0) + v[3], ver == v1 ? 26 : 33) * k1;

-        v[1] ^= rot64(((v[1] + v[3]) * k1) + v[2], ver == v1 ? 26 : 33) * k0;

-    }

-

-    if ((end - in) >= 16){

-        v[0] += u64(in) * k2; in += 8; v[0] = rot64(v[0],ver == v1 ? 33 : 29) * k3;

-        v[1] += u64(in) * k2; in += 8; v[1] = rot64(v[1],ver == v1 ? 33 : 29) * k3;

-        v[0] ^= rot64((v[0] * k2) + v[1], ver == v1 ? 17 : 29) * k1;

-        v[1] ^= rot64((v[1] * k3) + v[0], ver == v1 ? 17 : 29) * k0;

-    }

-    

-    if ((end - in) >= 8){

-        v[0] += u64(in) * k2; in += 8; v[0] = rot64(v[0],ver == v1 ? 33 : 29) * k3;

-        v[0] ^= rot64((v[0] * k2) + v[1], ver == v1 ? 20 : 29) * k1;

-    }

-    

-    if ((end - in) >= 4){

-        v[1] += u32(in) * k2; in += 4; v[1] = rot64(v[1],ver == v1 ? 33 : 29) * k3;

-        v[1] ^= rot64((v[1] * k3) + v[0], ver == v1 ? 18 : 25) * k0;

-    }

-    

-    if ((end - in) >= 2){

-        v[0] += u16(in) * k2; in += 2; v[0] = rot64(v[0],ver == v1 ? 33 : 29) * k3;

-        v[0] ^= rot64((v[0] * k2) + v[1], ver == v1 ? 24 : 30) * k1;

-    }

-    

-    if ((end - in) >= 1){

-        v[1] += u8(in) * k2; v[1] = rot64(v[1],ver == v1 ? 33 : 29) * k3;

-        v[1] ^= rot64((v[1] * k3) + v[0], ver == v1 ? 24 : 18) * k0;

-    }

-    

-    v[0] += rot64((v[0] * k0) + v[1], ver == v1 ? 13 : 33);

-    v[1] += rot64((v[1] * k1) + v[0], ver == v1 ? 37 : 33);

-    v[0] += rot64((v[0] * k2) + v[1], ver == v1 ? 13 : 33);

-    v[1] += rot64((v[1] * k3) + v[0], ver == v1 ? 37 : 33);

-

-    //printf("%llx %llx",v[0],v[1]);

-    *a = v[0];

-    *b = v[1];

-}

-

-int l_metrohash64_v1(lua_State* L){ 

-  size_t len = 0;

-  uint8_t* a = (uint8_t*)luaL_checklstring(L, 1, &len);

-  int argv = lua_gettop(L); 

-  uint64_t seed = 0;

-  if(argv > 1) seed = luaL_checkinteger(L, 2);

-

-  char digest[64];

-

-  uint64_t u = metrohash64(a, len, seed, v1);

-  sprintf(digest,"%016"PRIx64,u);

-  lua_pushstring(L, digest);

-  return 1;

-}

-

-int l_metrohash64_v2(lua_State* L){ 

-  size_t len = 0;

-  uint8_t* a = (uint8_t*)luaL_checklstring(L, 1, &len);

-  int argv = lua_gettop(L);

-  uint64_t seed = 0;

-  if(argv > 1) seed = luaL_checkinteger(L, 2);

-

-  char digest[64];

-

-  uint64_t u = metrohash64(a, len, seed, v2);

-  sprintf(digest,"%016"PRIx64,u);

-  lua_pushstring(L, digest);

-  return 1;

-}

-

-int l_metrohash128_v1(lua_State* L){ 

-  size_t len = 0;

-  uint8_t* a = (uint8_t*)luaL_checklstring(L, 1, &len);

-  int argv = lua_gettop(L);

-  uint64_t seed = 0;

-  if(argv > 1) seed = luaL_checkinteger(L, 2);

-

-  char digest[64];

-

-  uint64_t u1, u2;

-  metrohash128(a, len, seed, &u1, &u2, v1);

-  sprintf(digest,"%016"PRIx64"%016"PRIx64,u1,u2);

-  lua_pushstring(L, digest);

-  return 1;

-}

-

-int l_metrohash128_v2(lua_State* L){ 

-  size_t len = 0;

-  uint8_t* a = (uint8_t*)luaL_checklstring(L, 1, &len);

-  int argv = lua_gettop(L);

-  uint64_t seed = 0;

-  if(argv > 1) seed = luaL_checkinteger(L, 2);

-

-  char digest[64];

-

-  uint64_t u1, u2;

-  metrohash128(a, len, seed, &u1, &u2, v2);

-  sprintf(digest,"%016"PRIx64"%016"PRIx64,u1,u2);

-  lua_pushstring(L, digest);

-  return 1;

-}