aboutsummaryrefslogtreecommitdiff
path: root/src/hash/md5.c
diff options
context:
space:
mode:
authorame <[email protected]>2024-04-15 08:23:28 -0500
committerame <[email protected]>2024-04-15 08:23:28 -0500
commit89c9c2e56c8b547ee0b0e104798c609d8d307f5e (patch)
treee864d5bb71d06320ede5a5f15158938dcc4c1912 /src/hash/md5.c
parent7018bae05d9c04c799e715294b5c58317f21a5ac (diff)
msys2 + fix logging
Diffstat (limited to 'src/hash/md5.c')
-rw-r--r--src/hash/md5.c334
1 files changed, 167 insertions, 167 deletions
diff --git a/src/hash/md5.c b/src/hash/md5.c
index 9dd4612..2e6ad98 100644
--- a/src/hash/md5.c
+++ b/src/hash/md5.c
@@ -1,167 +1,167 @@
-#include "../crypto.h"
-#include <stdlib.h>
-#include <string.h>
-#include <stdint.h>
-
-static const uint32_t K[] = {0xd76aa478, 0xe8c7b756, 0x242070db, 0xc1bdceee, 0xf57c0faf,
- 0x4787c62a, 0xa8304613, 0xfd469501, 0x698098d8, 0x8b44f7af, 0xffff5bb1, 0x895cd7be,
- 0x6b901122, 0xfd987193, 0xa679438e, 0x49b40821, 0xf61e2562, 0xc040b340, 0x265e5a51,
- 0xe9b6c7aa, 0xd62f105d, 0x02441453, 0xd8a1e681, 0xe7d3fbc8, 0x21e1cde6, 0xc33707d6,
- 0xf4d50d87, 0x455a14ed, 0xa9e3e905, 0xfcefa3f8, 0x676f02d9, 0x8d2a4c8a, 0xfffa3942,
- 0x8771f681, 0x6d9d6122, 0xfde5380c, 0xa4beea44, 0x4bdecfa9, 0xf6bb4b60, 0xbebfbc70,
- 0x289b7ec6, 0xeaa127fa, 0xd4ef3085, 0x04881d05, 0xd9d4d039, 0xe6db99e5, 0x1fa27cf8,
- 0xc4ac5665, 0xf4292244, 0x432aff97, 0xab9423a7, 0xfc93a039, 0x655b59c3, 0x8f0ccc92,
- 0xffeff47d, 0x85845dd1, 0x6fa87e4f, 0xfe2ce6e0, 0xa3014314, 0x4e0811a1,
- 0xf7537e82, 0xbd3af235, 0x2ad7d2bb, 0xeb86d391};
-
-static const uint32_t s[] = {7, 12, 17, 22, 7, 12, 17, 22, 7, 12, 17, 22, 7, 12, 17, 22,
- 5, 9, 14, 20, 5, 9, 14, 20, 5, 9, 14, 20, 5, 9, 14, 20,
- 4, 11, 16, 23, 4, 11, 16, 23, 4, 11, 16, 23, 4, 11, 16, 23,
- 6, 10, 15, 21, 6, 10, 15, 21, 6, 10, 15, 21, 6, 10, 15, 21};
-
-#define bs 64
-
-struct md5_hash md5_init(){
- struct md5_hash a = {.a0 = 0x67452301, .b0 = 0xefcdab89, .c0 = 0x98badcfe, .d0 = 0x10325476, .total = 0, .bufflen = 0};
- a.buffer = calloc(sizeof * a.buffer, bs);
- return a;
-}
-
-
-struct md5_hash md5_init_l(lua_State* L){
- struct md5_hash a = {.a0 = 0x67452301, .b0 = 0xefcdab89, .c0 = 0x98badcfe, .d0 = 0x10325476, .total = 0, .bufflen = 0};
- a.buffer = lua_newuserdata(L, sizeof * a.buffer * bs);
- memset(a.buffer, 0, bs);
- return a;
-}
-
-void md5_round(struct md5_hash* hash){
- uint32_t* M = (uint32_t *)(hash->buffer);
-
- uint32_t A = hash->a0;
- uint32_t B = hash->b0;
- uint32_t C = hash->c0;
- uint32_t D = hash->d0;
-
- for(int i = 0; i < 64; i++){
- uint32_t F, g;
-
- if(i < 16){
- F = (B & C) | ((~B) & D);
- g = i;
- } else if(i < 32){
- F = (D & B) | ((~D) & C);
- g = (5*i + 1) % 16;
- } else if(i < 48){
- F = B ^ C ^ D;
- g = (3*i + 5) % 16;
- } else {
- F = C ^ (B | (~D));
- g = (7*i) % 16;
- }
-
-
-
- F = F + A + K[i] + M[g];
-
- uint32_t temp = D;
- D = C;
- C = B;
- B = B + rotl32(F, s[i]);
- A = temp;
- }
-
- hash->a0 += A;
- hash->b0 += B;
- hash->c0 += C;
- hash->d0 += D;
-}
-
-void md5_update(uint8_t* input, size_t len, struct md5_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;
- read += bs;
- hash->bufflen = 0;
- md5_round(hash);
- }
-
- memset(hash->buffer, 0, bs);
- if(total_add != 0){
- memcpy(hash->buffer, input + read, total_add);
- hash->bufflen = total_add;
- }
-}
-
-void md5_final(struct md5_hash* hash, char out_stream[64]){
- uint8_t old[bs];
- struct md5_hash old_hash;
- memcpy(&old_hash, hash, sizeof * hash);
- memcpy(old, hash->buffer, bs);
-
- hash->buffer[hash->bufflen] = 0x80;
-
- if(hash->bufflen > 55) {
- //too large, needs another buffer
- memset(hash->buffer + hash->bufflen + 1, 0, 64 - hash->bufflen);
- md5_round(hash);
- memset(hash->buffer, 0, 64);
- }
-
- uint32_t lhhh = 8*hash->total;
- memcpy(hash->buffer + 56, &lhhh, sizeof(lhhh));
- md5_round(hash);
-
- sprintf(out_stream,"%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x",
- ((uint8_t*)&hash->a0)[0], ((uint8_t*)&hash->a0)[1], ((uint8_t*)&hash->a0)[2], ((uint8_t*)&hash->a0)[3],
- ((uint8_t*)&hash->b0)[0], ((uint8_t*)&hash->b0)[1], ((uint8_t*)&hash->b0)[2], ((uint8_t*)&hash->b0)[3],
- ((uint8_t*)&hash->c0)[0], ((uint8_t*)&hash->c0)[1], ((uint8_t*)&hash->c0)[2], ((uint8_t*)&hash->c0)[3],
- ((uint8_t*)&hash->d0)[0], ((uint8_t*)&hash->d0)[1], ((uint8_t*)&hash->d0)[2], ((uint8_t*)&hash->d0)[3]);
-
- memcpy(hash->buffer, old, bs);
- memcpy(hash, &old_hash, sizeof * hash);
-
-}
-
-common_hash_clone(md5);
-lua_common_hash_init_ni(md5, md5, md5_init_l(L));
-lua_common_hash_update(md5, md5);
-//common_hash_init_update(md5);
-
-int l_md5_final(lua_State* L){
- struct md5_hash* a = (struct md5_hash*)lua_touserdata(L, 1);
-
- char digest[128] = {0};
- md5_final(a, digest);
- lua_pushstring(L, digest);
- return 1;
-}
-
-void md5(uint8_t* input, size_t len, char out_stream[64]){
- struct md5_hash aa = md5_init();
- md5_update(input, len, &aa);
- md5_final(&aa, out_stream);
- free(aa.buffer);
-}
-
-int l_md5(lua_State* L){
- if(lua_gettop(L) == 0) return l_md5_init(L);
- size_t len = 0;
- uint8_t* a = (uint8_t*)luaL_checklstring(L, 1, &len);
-
- char digest[128] = {0};
- md5(a, len, digest);
- lua_pushstring(L, digest);
-
- return 1;
-};
+#include "../crypto.h"
+#include <stdlib.h>
+#include <string.h>
+#include <stdint.h>
+
+static const uint32_t K[] = {0xd76aa478, 0xe8c7b756, 0x242070db, 0xc1bdceee, 0xf57c0faf,
+ 0x4787c62a, 0xa8304613, 0xfd469501, 0x698098d8, 0x8b44f7af, 0xffff5bb1, 0x895cd7be,
+ 0x6b901122, 0xfd987193, 0xa679438e, 0x49b40821, 0xf61e2562, 0xc040b340, 0x265e5a51,
+ 0xe9b6c7aa, 0xd62f105d, 0x02441453, 0xd8a1e681, 0xe7d3fbc8, 0x21e1cde6, 0xc33707d6,
+ 0xf4d50d87, 0x455a14ed, 0xa9e3e905, 0xfcefa3f8, 0x676f02d9, 0x8d2a4c8a, 0xfffa3942,
+ 0x8771f681, 0x6d9d6122, 0xfde5380c, 0xa4beea44, 0x4bdecfa9, 0xf6bb4b60, 0xbebfbc70,
+ 0x289b7ec6, 0xeaa127fa, 0xd4ef3085, 0x04881d05, 0xd9d4d039, 0xe6db99e5, 0x1fa27cf8,
+ 0xc4ac5665, 0xf4292244, 0x432aff97, 0xab9423a7, 0xfc93a039, 0x655b59c3, 0x8f0ccc92,
+ 0xffeff47d, 0x85845dd1, 0x6fa87e4f, 0xfe2ce6e0, 0xa3014314, 0x4e0811a1,
+ 0xf7537e82, 0xbd3af235, 0x2ad7d2bb, 0xeb86d391};
+
+static const uint32_t s[] = {7, 12, 17, 22, 7, 12, 17, 22, 7, 12, 17, 22, 7, 12, 17, 22,
+ 5, 9, 14, 20, 5, 9, 14, 20, 5, 9, 14, 20, 5, 9, 14, 20,
+ 4, 11, 16, 23, 4, 11, 16, 23, 4, 11, 16, 23, 4, 11, 16, 23,
+ 6, 10, 15, 21, 6, 10, 15, 21, 6, 10, 15, 21, 6, 10, 15, 21};
+
+#define bs 64
+
+struct md5_hash md5_init(){
+ struct md5_hash a = {.a0 = 0x67452301, .b0 = 0xefcdab89, .c0 = 0x98badcfe, .d0 = 0x10325476, .total = 0, .bufflen = 0};
+ a.buffer = calloc(sizeof * a.buffer, bs);
+ return a;
+}
+
+
+struct md5_hash md5_init_l(lua_State* L){
+ struct md5_hash a = {.a0 = 0x67452301, .b0 = 0xefcdab89, .c0 = 0x98badcfe, .d0 = 0x10325476, .total = 0, .bufflen = 0};
+ a.buffer = lua_newuserdata(L, sizeof * a.buffer * bs);
+ memset(a.buffer, 0, bs);
+ return a;
+}
+
+void md5_round(struct md5_hash* hash){
+ uint32_t* M = (uint32_t *)(hash->buffer);
+
+ uint32_t A = hash->a0;
+ uint32_t B = hash->b0;
+ uint32_t C = hash->c0;
+ uint32_t D = hash->d0;
+
+ for(int i = 0; i < 64; i++){
+ uint32_t F, g;
+
+ if(i < 16){
+ F = (B & C) | ((~B) & D);
+ g = i;
+ } else if(i < 32){
+ F = (D & B) | ((~D) & C);
+ g = (5*i + 1) % 16;
+ } else if(i < 48){
+ F = B ^ C ^ D;
+ g = (3*i + 5) % 16;
+ } else {
+ F = C ^ (B | (~D));
+ g = (7*i) % 16;
+ }
+
+
+
+ F = F + A + K[i] + M[g];
+
+ uint32_t temp = D;
+ D = C;
+ C = B;
+ B = B + rotl32(F, s[i]);
+ A = temp;
+ }
+
+ hash->a0 += A;
+ hash->b0 += B;
+ hash->c0 += C;
+ hash->d0 += D;
+}
+
+void md5_update(uint8_t* input, size_t len, struct md5_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;
+ read += bs;
+ hash->bufflen = 0;
+ md5_round(hash);
+ }
+
+ memset(hash->buffer, 0, bs);
+ if(total_add != 0){
+ memcpy(hash->buffer, input + read, total_add);
+ hash->bufflen = total_add;
+ }
+}
+
+void md5_final(struct md5_hash* hash, char out_stream[64]){
+ uint8_t old[bs];
+ struct md5_hash old_hash;
+ memcpy(&old_hash, hash, sizeof * hash);
+ memcpy(old, hash->buffer, bs);
+
+ hash->buffer[hash->bufflen] = 0x80;
+
+ if(hash->bufflen > 55) {
+ //too large, needs another buffer
+ memset(hash->buffer + hash->bufflen + 1, 0, 64 - hash->bufflen);
+ md5_round(hash);
+ memset(hash->buffer, 0, 64);
+ }
+
+ uint32_t lhhh = 8*hash->total;
+ memcpy(hash->buffer + 56, &lhhh, sizeof(lhhh));
+ md5_round(hash);
+
+ sprintf(out_stream,"%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x",
+ ((uint8_t*)&hash->a0)[0], ((uint8_t*)&hash->a0)[1], ((uint8_t*)&hash->a0)[2], ((uint8_t*)&hash->a0)[3],
+ ((uint8_t*)&hash->b0)[0], ((uint8_t*)&hash->b0)[1], ((uint8_t*)&hash->b0)[2], ((uint8_t*)&hash->b0)[3],
+ ((uint8_t*)&hash->c0)[0], ((uint8_t*)&hash->c0)[1], ((uint8_t*)&hash->c0)[2], ((uint8_t*)&hash->c0)[3],
+ ((uint8_t*)&hash->d0)[0], ((uint8_t*)&hash->d0)[1], ((uint8_t*)&hash->d0)[2], ((uint8_t*)&hash->d0)[3]);
+
+ memcpy(hash->buffer, old, bs);
+ memcpy(hash, &old_hash, sizeof * hash);
+
+}
+
+common_hash_clone(md5);
+lua_common_hash_init_ni(md5, md5, md5_init_l(L));
+lua_common_hash_update(md5, md5);
+//common_hash_init_update(md5);
+
+int l_md5_final(lua_State* L){
+ struct md5_hash* a = (struct md5_hash*)lua_touserdata(L, 1);
+
+ char digest[128] = {0};
+ md5_final(a, digest);
+ lua_pushstring(L, digest);
+ return 1;
+}
+
+void md5(uint8_t* input, size_t len, char out_stream[64]){
+ struct md5_hash aa = md5_init();
+ md5_update(input, len, &aa);
+ md5_final(&aa, out_stream);
+ free(aa.buffer);
+}
+
+int l_md5(lua_State* L){
+ if(lua_gettop(L) == 0) return l_md5_init(L);
+ size_t len = 0;
+ uint8_t* a = (uint8_t*)luaL_checklstring(L, 1, &len);
+
+ char digest[128] = {0};
+ md5(a, len, digest);
+ lua_pushstring(L, digest);
+
+ return 1;
+};