msys2 + fix logging

1 files changed, 348 insertions, 348 deletions

diff --git a/src/hash/sha2-256.c b/src/hash/sha2-256.c
index 6086fd7..7e37da9 100644
--- a/src/hash/sha2-256.c
+++ b/src/hash/sha2-256.c
@@ -1,348 +1,348 @@
-#include "../util.h"
-#include "../crypto.h"
-#include <stdlib.h>
-#include <string.h>
-#include <stdint.h>
-#include <stdio.h>
-
-const uint64_t k[80] = {0x428a2f98d728ae22, 0x7137449123ef65cd, 0xb5c0fbcfec4d3b2f, 0xe9b5dba58189dbbc, 0x3956c25bf348b538, 
-        0x59f111f1b605d019, 0x923f82a4af194f9b, 0xab1c5ed5da6d8118, 0xd807aa98a3030242, 0x12835b0145706fbe, 
-        0x243185be4ee4b28c, 0x550c7dc3d5ffb4e2, 0x72be5d74f27b896f, 0x80deb1fe3b1696b1, 0x9bdc06a725c71235, 
-        0xc19bf174cf692694, 0xe49b69c19ef14ad2, 0xefbe4786384f25e3, 0x0fc19dc68b8cd5b5, 0x240ca1cc77ac9c65, 
-        0x2de92c6f592b0275, 0x4a7484aa6ea6e483, 0x5cb0a9dcbd41fbd4, 0x76f988da831153b5, 0x983e5152ee66dfab, 
-        0xa831c66d2db43210, 0xb00327c898fb213f, 0xbf597fc7beef0ee4, 0xc6e00bf33da88fc2, 0xd5a79147930aa725, 
-        0x06ca6351e003826f, 0x142929670a0e6e70, 0x27b70a8546d22ffc, 0x2e1b21385c26c926, 0x4d2c6dfc5ac42aed, 
-        0x53380d139d95b3df, 0x650a73548baf63de, 0x766a0abb3c77b2a8, 0x81c2c92e47edaee6, 0x92722c851482353b, 
-        0xa2bfe8a14cf10364, 0xa81a664bbc423001, 0xc24b8b70d0f89791, 0xc76c51a30654be30, 0xd192e819d6ef5218, 
-        0xd69906245565a910, 0xf40e35855771202a, 0x106aa07032bbd1b8, 0x19a4c116b8d2d0c8, 0x1e376c085141ab53, 
-        0x2748774cdf8eeb99, 0x34b0bcb5e19b48a8, 0x391c0cb3c5c95a63, 0x4ed8aa4ae3418acb, 0x5b9cca4f7763e373, 
-        0x682e6ff3d6b2b8a3, 0x748f82ee5defb2fc, 0x78a5636f43172f60, 0x84c87814a1f0ab72, 0x8cc702081a6439ec, 
-        0x90befffa23631e28, 0xa4506cebde82bde9, 0xbef9a3f7b2c67915, 0xc67178f2e372532b, 0xca273eceea26619c, 
-        0xd186b8c721c0c207, 0xeada7dd6cde0eb1e, 0xf57d4f7fee6ed178, 0x06f067aa72176fba, 0x0a637dc5a2c898a6, 
-        0x113f9804bef90dae, 0x1b710b35131c471b, 0x28db77f523047d84, 0x32caab7b40c72493, 0x3c9ebe0a15c9bebc, 
-        0x431d67c49c100d4c, 0x4cc5d4becb3e42b6, 0x597f299cfc657e2a, 0x5fcb6fab3ad6faec, 0x6c44198c4a475817};
-
-void endian_swap128(__uint128_t *x){
-    uint8_t *y = (uint8_t*)x;
-    for (size_t low = 0, high = sizeof(__uint128_t) - 1; high > low; low++, high--){
-        y[low]  ^= y[high];
-        y[high] ^= y[low];
-        y[low]  ^= y[high];
-    }
-}
-
-void endian_swap64(uint64_t *x){
-    uint8_t *y = (uint8_t*)x;
-    for (size_t low = 0, high = sizeof(uint64_t) - 1; high > low; low++, high--){
-        y[low]  ^= y[high];
-        y[high] ^= y[low];
-        y[low]  ^= y[high];
-    }
-}
-
-#define bs 128
-
-void sha512_round(struct sha512_hash* hash){
-    uint64_t *msg = ((uint64_t*)&hash->buffer[0]);
-    for(int i = 0; i < 16; i++)
-        endian_swap64(msg++);
-
-    uint64_t* M = ((uint64_t*)(hash->buffer));
-    uint64_t W[80];
-
-    //i dont really understand this 0->16 part
-    int z = 0;
-    uint64_t *m = &M[(z * 16)];
-    for(int i = 0; i < 16; ++i){
-        W[i] = *m;
-        m++;
-    }
-
-    for(int i = 16; i != 80; i++){
-        W[i] = (rotr64(W[i - 2],19) ^ rotr64(W[i - 2], 61) ^ (W[i - 2] >> 6)) 
-            + W[i - 7] + (rotr64(W[i - 15],1) ^ rotr64(W[i - 15],8) ^ (W[i - 15] >> 7)) + W[i - 16];
-    }
-
-    uint64_t a = hash->h0;
-    uint64_t b = hash->h1;
-    uint64_t c = hash->h2;
-    uint64_t d = hash->h3;
-    uint64_t e = hash->h4;
-    uint64_t f = hash->h5;
-    uint64_t g = hash->h6;
-    uint64_t h = hash->h7;
-        
-    for(int i = 0; i != 80; i++){
-        uint64_t S1 = rotr64(e, 14) ^ rotr64(e, 18) ^ rotr64(e, 41);
-        uint64_t ch = (e & f) ^ ((~e) & g);
-        uint64_t temp1 = h + S1 + ch + k[i] + W[i];
-            
-        uint64_t S0 = rotr64(a, 28) ^ rotr64(a, 34) ^ rotr64(a, 39);
-        uint64_t maj = (a & b) ^ (a & c) ^ (b & c);
-        uint64_t temp2 = S0 + maj;
-            
-        h = g;
-        g = f;
-        f = e;
-        e = d + temp1;
-        d = c;
-        c = b;
-        b = a;
-        a = temp1 + temp2;
-    }
-        
-    hash->h0 += a;
-    hash->h1 += b;
-    hash->h2 += c;
-    hash->h3 += d;
-    hash->h4 += e;
-    hash->h5 += f;
-    hash->h6 += g;
-    hash->h7 += h;
-}
-
-struct sha512_hash sha512_t_init(struct iv sha_iv){
-    struct sha512_hash a = {.h0 = sha_iv.h0, .h1 = sha_iv.h1, .h2 = sha_iv.h2, .h3 = sha_iv.h3, .h4 = sha_iv.h4, .h5 = sha_iv.h5, .h6 = sha_iv.h6, .h7 = sha_iv.h7,
-        .total = 0, .bufflen = 0};
-    a.buffer = calloc(sizeof * a.buffer, bs);
-    return a;
-}
-
-struct sha512_hash sha512_t_init_l(struct iv sha_iv, lua_State* L){
-    struct sha512_hash a = {.h0 = sha_iv.h0, .h1 = sha_iv.h1, .h2 = sha_iv.h2, .h3 = sha_iv.h3, .h4 = sha_iv.h4, .h5 = sha_iv.h5, .h6 = sha_iv.h6, .h7 = sha_iv.h7,
-        .total = 0, .bufflen = 0};
-    a.buffer = lua_newuserdata(L, sizeof * a.buffer * bs);
-    memset(a.buffer, 0, bs);
-    return a;
-}
-
-struct sha512_hash sha512_init(){
-    return sha512_t_init(sha512_iv);
-}
-
-struct sha512_hash sha384_init(){
-    return sha512_t_init(sha384_iv);
-}
-
-void sha512_update(uint8_t* input, size_t len, struct sha512_hash* hash){
-  hash->total += len;
-  size_t total_add = len + hash->bufflen;
-  size_t read = 0;
-  if(total_add < bs){
-    memcpy(hash->buffer + hash->bufflen, input, len);
-    hash->bufflen += len;
-    return;
-  }
-
-  for(; total_add >= bs;){
-    memcpy(hash->buffer + hash->bufflen, input + read, bs - hash->bufflen);
-    total_add -= bs;
-    hash->bufflen = 0;
-    read += bs;
-    sha512_round(hash);
-  }
-
-  memset(hash->buffer, 0, bs);
-
-  if(0 != total_add){
-    memcpy(hash->buffer, input + read, total_add);
-    hash->bufflen = total_add;
-  }
-}
-
-void _sha512_t_final(struct sha512_hash* hash){
-  hash->buffer[hash->bufflen] = 0x80;
-
-  if(hash->bufflen > bs - 16) {
-    //too large, needs another buffer
-    memset(hash->buffer + hash->bufflen + 1, 0, bs - hash->bufflen);
-    sha512_round(hash);
-    memset(hash->buffer, 0, bs);
-  }
-    
-  __uint128_t bigL = hash->total*8;
-  endian_swap128(&bigL);
-  memcpy(&hash->buffer[128 - sizeof(__uint128_t)], &bigL, sizeof(__uint128_t));
-  
-  sha512_round(hash);
-}
-
-void sha512_final(struct sha512_hash* hash, char* out_stream){
-  uint8_t old[bs];
-  struct sha512_hash old_hash;
-  memcpy(&old_hash, hash, sizeof * hash);
-  memcpy(old, hash->buffer, bs);
-
-  _sha512_t_final(hash);
-
-  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h0);
-  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h1);
-  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h2);
-  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h3);
-  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h4);
-  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h5);
-  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h6);
-  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h7);
-
-  memcpy(hash, &old_hash, sizeof * hash);
-  memcpy(hash->buffer, old, bs);
-}
-
-void sha384_final(struct sha512_hash* hash, char* out_stream){
-  uint8_t old[bs];
-  struct sha512_hash old_hash;
-  memcpy(&old_hash, hash, sizeof * hash);
-  memcpy(old, hash->buffer, bs);
-  _sha512_t_final(hash);
-
-
-  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h0);
-  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h1);
-  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h2);
-  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h3);
-  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h4);
-  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h5);
-
-  memcpy(hash, &old_hash, sizeof * hash);
-  memcpy(hash->buffer, old, bs);
-}
-
-void sha512(uint8_t* in, size_t len, char* out){
-    struct sha512_hash a = sha512_init();
-    sha512_update(in, len, &a);
-    sha512_final(&a, out);
-    free(a.buffer);
-}
-
-void sha384(uint8_t* in, size_t len, char* out){
-    struct sha512_hash a = sha384_init();
-    sha384_update(in, len, &a);
-    sha384_final(&a, out);
-    free(a.buffer);
-}
-
-void sha512_t(uint8_t* in, size_t len, int t, char* out){
-    struct sha512_hash a = sha512_t_init(sha_iv_gen(t));
-    sha512_update(in, len, &a);
-    sha512_final(&a, out);
-    out[t/4] = '\0';
-    free(a.buffer);
-}
-
-struct iv sha_iv_gen(int i){
-    struct iv oh = {.h0 = sha512_iv.h0 ^ 0xa5a5a5a5a5a5a5a5, .h1 = sha512_iv.h1 ^ 0xa5a5a5a5a5a5a5a5, .h2 = sha512_iv.h2 ^ 0xa5a5a5a5a5a5a5a5,
-        .h3 = sha512_iv.h3 ^ 0xa5a5a5a5a5a5a5a5, .h4 = sha512_iv.h4 ^ 0xa5a5a5a5a5a5a5a5, .h5 = sha512_iv.h5 ^ 0xa5a5a5a5a5a5a5a5,
-        .h6 = sha512_iv.h6 ^ 0xa5a5a5a5a5a5a5a5, .h7 = sha512_iv.h7 ^ 0xa5a5a5a5a5a5a5a5};
-    
-    uint8_t nh[512] = {0};
-    uint8_t in[12];
-    sprintf((char*)in, "SHA-512/%i",i);
-    struct sha512_hash a = sha512_t_init(oh);
-    sha512_update(in, strlen((char*)in), &a);
-    _sha512_t_final(&a);
-    free(a.buffer);
-    return (struct iv){.h0 = a.h0, .h1 = a.h1, .h2 = a.h2, .h3 = a.h3, .h4 = a.h4, .h5 = a.h5, .h6 = a.h6, .h7 = a.h7};
-}
-
-common_hash_clone(sha512);
-lua_common_hash_init_ni(sha512, sha512, sha512_t_init_l(sha512_iv, L));
-lua_common_hash_update(sha512, sha512);
-
-int l_sha512_final(lua_State* L){
-  struct sha512_hash* a = (struct sha512_hash*)lua_touserdata(L, 1);
-
-  char digest[512] = {0};
-  sha512_final(a, digest);
-
-  lua_pushstring(L, digest);
-  return 1;
-}
-
-common_hash_clone(sha384);
-lua_common_hash_init_ni(sha384, sha384, sha512_t_init_l(sha384_iv, L));
-lua_common_hash_update(sha384, sha384);
-
-int l_sha384_final(lua_State* L){
-  struct sha512_hash* a = (struct sha512_hash*)lua_touserdata(L, 1);
-
-  char digest[384] = {0};
-  sha384_final(a, digest);
-
-  lua_pushstring(L, digest);
-  return 1;
-}
-
-int l_sha512_t_clone(lua_State* L){
-  struct sha512_hash* a = (struct sha512_hash*)lua_touserdata(L, -1);
-  lua_pushinteger(L, a->t);
-  l_sha512_t_init(L);
-  struct sha512_hash* b = (struct sha512_hash*)lua_touserdata(L, -1);
-  *b = *a;
-  return 1;
-}
-
-lua_common_hash_meta(sha512_t);
-int l_sha512_t_init(lua_State* L){
-  int tt = luaL_checkinteger(L, -1);
-  lua_newtable(L);
-  int t = lua_gettop(L);
-  
-  struct sha512_hash* a = (struct sha512_hash*)lua_newuserdata(L, sizeof * a);\
-  int ud = lua_gettop(L);
-  *a = sha512_t_init_l(sha_iv_gen(tt), L);
-  a->t = tt;
-  
-  lua_common_hash_meta_def(sha512_t);
-
-  lua_pushvalue(L, ud);
-  return 1;
-}
-
-lua_common_hash_update(sha512, sha512_t);
-
-int l_sha512_t_final(lua_State* L){
-  struct sha512_hash* a = (struct sha512_hash*)lua_touserdata(L, 1);
-
-  char digest[512] = {0};
-  sha512_final(a, digest);
-  digest[a->t/4] = '\0';
-
-  lua_pushstring(L, digest);
-  return 1;
-}
-
-int l_sha512(lua_State* L){ 
-    if(lua_gettop(L) == 0) return l_sha512_init(L);
-    size_t len = 0;
-    uint8_t* a = (uint8_t*)luaL_checklstring(L, 1, &len);
-    char digest[512] = {0};
-
-    sha512(a, len, digest);
-    lua_pushstring(L, digest);
-    return 1;
-}
-
-int l_sha384(lua_State* L){ 
-    if(lua_gettop(L) == 0) return l_sha384_init(L);
-    size_t len = 0;
-    uint8_t* a = (uint8_t*)luaL_checklstring(L, 1, &len);
-
-    char digest[384] = {0};
-
-    sha384(a, len, digest);
-    lua_pushstring(L, digest);
-    return 1;
-}
-
-int l_sha512_t(lua_State* L){ 
-  if(lua_gettop(L) == 1) return l_sha512_t_init(L);
-  size_t len = 0;
-  uint8_t* a = (uint8_t*)luaL_checklstring(L, 1, &len);
-  uint64_t t = luaL_checkinteger(L, 2);
-
-  char digest[512] = {0};
-
-  sha512_t(a, len, t, digest);
-  lua_pushstring(L, digest);
-  return 1;
-}
+#include "../util.h"

+#include "../crypto.h"

+#include <stdlib.h>

+#include <string.h>

+#include <stdint.h>

+#include <stdio.h>

+

+const uint64_t k[80] = {0x428a2f98d728ae22, 0x7137449123ef65cd, 0xb5c0fbcfec4d3b2f, 0xe9b5dba58189dbbc, 0x3956c25bf348b538, 

+        0x59f111f1b605d019, 0x923f82a4af194f9b, 0xab1c5ed5da6d8118, 0xd807aa98a3030242, 0x12835b0145706fbe, 

+        0x243185be4ee4b28c, 0x550c7dc3d5ffb4e2, 0x72be5d74f27b896f, 0x80deb1fe3b1696b1, 0x9bdc06a725c71235, 

+        0xc19bf174cf692694, 0xe49b69c19ef14ad2, 0xefbe4786384f25e3, 0x0fc19dc68b8cd5b5, 0x240ca1cc77ac9c65, 

+        0x2de92c6f592b0275, 0x4a7484aa6ea6e483, 0x5cb0a9dcbd41fbd4, 0x76f988da831153b5, 0x983e5152ee66dfab, 

+        0xa831c66d2db43210, 0xb00327c898fb213f, 0xbf597fc7beef0ee4, 0xc6e00bf33da88fc2, 0xd5a79147930aa725, 

+        0x06ca6351e003826f, 0x142929670a0e6e70, 0x27b70a8546d22ffc, 0x2e1b21385c26c926, 0x4d2c6dfc5ac42aed, 

+        0x53380d139d95b3df, 0x650a73548baf63de, 0x766a0abb3c77b2a8, 0x81c2c92e47edaee6, 0x92722c851482353b, 

+        0xa2bfe8a14cf10364, 0xa81a664bbc423001, 0xc24b8b70d0f89791, 0xc76c51a30654be30, 0xd192e819d6ef5218, 

+        0xd69906245565a910, 0xf40e35855771202a, 0x106aa07032bbd1b8, 0x19a4c116b8d2d0c8, 0x1e376c085141ab53, 

+        0x2748774cdf8eeb99, 0x34b0bcb5e19b48a8, 0x391c0cb3c5c95a63, 0x4ed8aa4ae3418acb, 0x5b9cca4f7763e373, 

+        0x682e6ff3d6b2b8a3, 0x748f82ee5defb2fc, 0x78a5636f43172f60, 0x84c87814a1f0ab72, 0x8cc702081a6439ec, 

+        0x90befffa23631e28, 0xa4506cebde82bde9, 0xbef9a3f7b2c67915, 0xc67178f2e372532b, 0xca273eceea26619c, 

+        0xd186b8c721c0c207, 0xeada7dd6cde0eb1e, 0xf57d4f7fee6ed178, 0x06f067aa72176fba, 0x0a637dc5a2c898a6, 

+        0x113f9804bef90dae, 0x1b710b35131c471b, 0x28db77f523047d84, 0x32caab7b40c72493, 0x3c9ebe0a15c9bebc, 

+        0x431d67c49c100d4c, 0x4cc5d4becb3e42b6, 0x597f299cfc657e2a, 0x5fcb6fab3ad6faec, 0x6c44198c4a475817};

+

+void endian_swap128(__uint128_t *x){

+    uint8_t *y = (uint8_t*)x;

+    for (size_t low = 0, high = sizeof(__uint128_t) - 1; high > low; low++, high--){

+        y[low]  ^= y[high];

+        y[high] ^= y[low];

+        y[low]  ^= y[high];

+    }

+}

+

+void endian_swap64(uint64_t *x){

+    uint8_t *y = (uint8_t*)x;

+    for (size_t low = 0, high = sizeof(uint64_t) - 1; high > low; low++, high--){

+        y[low]  ^= y[high];

+        y[high] ^= y[low];

+        y[low]  ^= y[high];

+    }

+}

+

+#define bs 128

+

+void sha512_round(struct sha512_hash* hash){

+    uint64_t *msg = ((uint64_t*)&hash->buffer[0]);

+    for(int i = 0; i < 16; i++)

+        endian_swap64(msg++);

+

+    uint64_t* M = ((uint64_t*)(hash->buffer));

+    uint64_t W[80];

+

+    //i dont really understand this 0->16 part

+    int z = 0;

+    uint64_t *m = &M[(z * 16)];

+    for(int i = 0; i < 16; ++i){

+        W[i] = *m;

+        m++;

+    }

+

+    for(int i = 16; i != 80; i++){

+        W[i] = (rotr64(W[i - 2],19) ^ rotr64(W[i - 2], 61) ^ (W[i - 2] >> 6)) 

+            + W[i - 7] + (rotr64(W[i - 15],1) ^ rotr64(W[i - 15],8) ^ (W[i - 15] >> 7)) + W[i - 16];

+    }

+

+    uint64_t a = hash->h0;

+    uint64_t b = hash->h1;

+    uint64_t c = hash->h2;

+    uint64_t d = hash->h3;

+    uint64_t e = hash->h4;

+    uint64_t f = hash->h5;

+    uint64_t g = hash->h6;

+    uint64_t h = hash->h7;

+        

+    for(int i = 0; i != 80; i++){

+        uint64_t S1 = rotr64(e, 14) ^ rotr64(e, 18) ^ rotr64(e, 41);

+        uint64_t ch = (e & f) ^ ((~e) & g);

+        uint64_t temp1 = h + S1 + ch + k[i] + W[i];

+            

+        uint64_t S0 = rotr64(a, 28) ^ rotr64(a, 34) ^ rotr64(a, 39);

+        uint64_t maj = (a & b) ^ (a & c) ^ (b & c);

+        uint64_t temp2 = S0 + maj;

+            

+        h = g;

+        g = f;

+        f = e;

+        e = d + temp1;

+        d = c;

+        c = b;

+        b = a;

+        a = temp1 + temp2;

+    }

+        

+    hash->h0 += a;

+    hash->h1 += b;

+    hash->h2 += c;

+    hash->h3 += d;

+    hash->h4 += e;

+    hash->h5 += f;

+    hash->h6 += g;

+    hash->h7 += h;

+}

+

+struct sha512_hash sha512_t_init(struct iv sha_iv){

+    struct sha512_hash a = {.h0 = sha_iv.h0, .h1 = sha_iv.h1, .h2 = sha_iv.h2, .h3 = sha_iv.h3, .h4 = sha_iv.h4, .h5 = sha_iv.h5, .h6 = sha_iv.h6, .h7 = sha_iv.h7,

+        .total = 0, .bufflen = 0};

+    a.buffer = calloc(sizeof * a.buffer, bs);

+    return a;

+}

+

+struct sha512_hash sha512_t_init_l(struct iv sha_iv, lua_State* L){

+    struct sha512_hash a = {.h0 = sha_iv.h0, .h1 = sha_iv.h1, .h2 = sha_iv.h2, .h3 = sha_iv.h3, .h4 = sha_iv.h4, .h5 = sha_iv.h5, .h6 = sha_iv.h6, .h7 = sha_iv.h7,

+        .total = 0, .bufflen = 0};

+    a.buffer = lua_newuserdata(L, sizeof * a.buffer * bs);

+    memset(a.buffer, 0, bs);

+    return a;

+}

+

+struct sha512_hash sha512_init(){

+    return sha512_t_init(sha512_iv);

+}

+

+struct sha512_hash sha384_init(){

+    return sha512_t_init(sha384_iv);

+}

+

+void sha512_update(uint8_t* input, size_t len, struct sha512_hash* hash){

+  hash->total += len;

+  size_t total_add = len + hash->bufflen;

+  size_t read = 0;

+  if(total_add < bs){

+    memcpy(hash->buffer + hash->bufflen, input, len);

+    hash->bufflen += len;

+    return;

+  }

+

+  for(; total_add >= bs;){

+    memcpy(hash->buffer + hash->bufflen, input + read, bs - hash->bufflen);

+    total_add -= bs;

+    hash->bufflen = 0;

+    read += bs;

+    sha512_round(hash);

+  }

+

+  memset(hash->buffer, 0, bs);

+

+  if(0 != total_add){

+    memcpy(hash->buffer, input + read, total_add);

+    hash->bufflen = total_add;

+  }

+}

+

+void _sha512_t_final(struct sha512_hash* hash){

+  hash->buffer[hash->bufflen] = 0x80;

+

+  if(hash->bufflen > bs - 16) {

+    //too large, needs another buffer

+    memset(hash->buffer + hash->bufflen + 1, 0, bs - hash->bufflen);

+    sha512_round(hash);

+    memset(hash->buffer, 0, bs);

+  }

+    

+  __uint128_t bigL = hash->total*8;

+  endian_swap128(&bigL);

+  memcpy(&hash->buffer[128 - sizeof(__uint128_t)], &bigL, sizeof(__uint128_t));

+  

+  sha512_round(hash);

+}

+

+void sha512_final(struct sha512_hash* hash, char* out_stream){

+  uint8_t old[bs];

+  struct sha512_hash old_hash;

+  memcpy(&old_hash, hash, sizeof * hash);

+  memcpy(old, hash->buffer, bs);

+

+  _sha512_t_final(hash);

+

+  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h0);

+  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h1);

+  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h2);

+  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h3);

+  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h4);

+  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h5);

+  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h6);

+  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h7);

+

+  memcpy(hash, &old_hash, sizeof * hash);

+  memcpy(hash->buffer, old, bs);

+}

+

+void sha384_final(struct sha512_hash* hash, char* out_stream){

+  uint8_t old[bs];

+  struct sha512_hash old_hash;

+  memcpy(&old_hash, hash, sizeof * hash);

+  memcpy(old, hash->buffer, bs);

+  _sha512_t_final(hash);

+

+

+  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h0);

+  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h1);

+  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h2);

+  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h3);

+  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h4);

+  sprintf((char*)out_stream, "%s%016llx", out_stream, hash->h5);

+

+  memcpy(hash, &old_hash, sizeof * hash);

+  memcpy(hash->buffer, old, bs);

+}

+

+void sha512(uint8_t* in, size_t len, char* out){

+    struct sha512_hash a = sha512_init();

+    sha512_update(in, len, &a);

+    sha512_final(&a, out);

+    free(a.buffer);

+}

+

+void sha384(uint8_t* in, size_t len, char* out){

+    struct sha512_hash a = sha384_init();

+    sha384_update(in, len, &a);

+    sha384_final(&a, out);

+    free(a.buffer);

+}

+

+void sha512_t(uint8_t* in, size_t len, int t, char* out){

+    struct sha512_hash a = sha512_t_init(sha_iv_gen(t));

+    sha512_update(in, len, &a);

+    sha512_final(&a, out);

+    out[t/4] = '\0';

+    free(a.buffer);

+}

+

+struct iv sha_iv_gen(int i){

+    struct iv oh = {.h0 = sha512_iv.h0 ^ 0xa5a5a5a5a5a5a5a5, .h1 = sha512_iv.h1 ^ 0xa5a5a5a5a5a5a5a5, .h2 = sha512_iv.h2 ^ 0xa5a5a5a5a5a5a5a5,

+        .h3 = sha512_iv.h3 ^ 0xa5a5a5a5a5a5a5a5, .h4 = sha512_iv.h4 ^ 0xa5a5a5a5a5a5a5a5, .h5 = sha512_iv.h5 ^ 0xa5a5a5a5a5a5a5a5,

+        .h6 = sha512_iv.h6 ^ 0xa5a5a5a5a5a5a5a5, .h7 = sha512_iv.h7 ^ 0xa5a5a5a5a5a5a5a5};

+    

+    uint8_t nh[512] = {0};

+    uint8_t in[12];

+    sprintf((char*)in, "SHA-512/%i",i);

+    struct sha512_hash a = sha512_t_init(oh);

+    sha512_update(in, strlen((char*)in), &a);

+    _sha512_t_final(&a);

+    free(a.buffer);

+    return (struct iv){.h0 = a.h0, .h1 = a.h1, .h2 = a.h2, .h3 = a.h3, .h4 = a.h4, .h5 = a.h5, .h6 = a.h6, .h7 = a.h7};

+}

+

+common_hash_clone(sha512);

+lua_common_hash_init_ni(sha512, sha512, sha512_t_init_l(sha512_iv, L));

+lua_common_hash_update(sha512, sha512);

+

+int l_sha512_final(lua_State* L){

+  struct sha512_hash* a = (struct sha512_hash*)lua_touserdata(L, 1);

+

+  char digest[512] = {0};

+  sha512_final(a, digest);

+

+  lua_pushstring(L, digest);

+  return 1;

+}

+

+common_hash_clone(sha384);

+lua_common_hash_init_ni(sha384, sha384, sha512_t_init_l(sha384_iv, L));

+lua_common_hash_update(sha384, sha384);

+

+int l_sha384_final(lua_State* L){

+  struct sha512_hash* a = (struct sha512_hash*)lua_touserdata(L, 1);

+

+  char digest[384] = {0};

+  sha384_final(a, digest);

+

+  lua_pushstring(L, digest);

+  return 1;

+}

+

+int l_sha512_t_clone(lua_State* L){

+  struct sha512_hash* a = (struct sha512_hash*)lua_touserdata(L, -1);

+  lua_pushinteger(L, a->t);

+  l_sha512_t_init(L);

+  struct sha512_hash* b = (struct sha512_hash*)lua_touserdata(L, -1);

+  *b = *a;

+  return 1;

+}

+

+lua_common_hash_meta(sha512_t);

+int l_sha512_t_init(lua_State* L){

+  int tt = luaL_checkinteger(L, -1);

+  lua_newtable(L);

+  int t = lua_gettop(L);

+  

+  struct sha512_hash* a = (struct sha512_hash*)lua_newuserdata(L, sizeof * a);\

+  int ud = lua_gettop(L);

+  *a = sha512_t_init_l(sha_iv_gen(tt), L);

+  a->t = tt;

+  

+  lua_common_hash_meta_def(sha512_t);

+

+  lua_pushvalue(L, ud);

+  return 1;

+}

+

+lua_common_hash_update(sha512, sha512_t);

+

+int l_sha512_t_final(lua_State* L){

+  struct sha512_hash* a = (struct sha512_hash*)lua_touserdata(L, 1);

+

+  char digest[512] = {0};

+  sha512_final(a, digest);

+  digest[a->t/4] = '\0';

+

+  lua_pushstring(L, digest);

+  return 1;

+}

+

+int l_sha512(lua_State* L){ 

+    if(lua_gettop(L) == 0) return l_sha512_init(L);

+    size_t len = 0;

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

+    char digest[512] = {0};

+

+    sha512(a, len, digest);

+    lua_pushstring(L, digest);

+    return 1;

+}

+

+int l_sha384(lua_State* L){ 

+    if(lua_gettop(L) == 0) return l_sha384_init(L);

+    size_t len = 0;

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

+

+    char digest[384] = {0};

+

+    sha384(a, len, digest);

+    lua_pushstring(L, digest);

+    return 1;

+}

+

+int l_sha512_t(lua_State* L){ 

+  if(lua_gettop(L) == 1) return l_sha512_t_init(L);

+  size_t len = 0;

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

+  uint64_t t = luaL_checkinteger(L, 2);

+

+  char digest[512] = {0};

+

+  sha512_t(a, len, t, digest);

+  lua_pushstring(L, digest);

+  return 1;

+}