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the interpreter implementation is now hidden behing the src/libnoja/noja.h facade. Also I wrote a disassembler that lets you build noja executables by specifying the bytecode directly in a text format

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cozis
2022-08-11 16:26:56 +02:00
parent 784914c7e6
commit f8cd57da43
68 changed files with 1260 additions and 263 deletions
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src/libnoja/utils/hash.c
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/* +--------------------------------------------------------------------------+
** | _ _ _ |
** | | \ | | (_) |
** | | \| | ___ _ __ _ |
** | | . ` |/ _ \| |/ _` | |
** | | |\ | (_) | | (_| | |
** | |_| \_|\___/| |\__,_| |
** | _/ | |
** | |__/ |
** +--------------------------------------------------------------------------+
** | Copyright (c) 2022 Francesco Cozzuto <francesco.cozzuto@gmail.com> |
** +--------------------------------------------------------------------------+
** | This file is part of The Noja Interpreter. |
** | |
** | The Noja Interpreter is free software: you can redistribute it and/or |
** | modify it under the terms of the GNU General Public License as published |
** | by the Free Software Foundation, either version 3 of the License, or (at |
** | your option) any later version. |
** | |
** | The Noja Interpreter is distributed in the hope that it will be useful, |
** | but WITHOUT ANY WARRANTY; without even the implied warranty of |
** | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General |
** | Public License for more details. |
** | |
** | You should have received a copy of the GNU General Public License along |
** | with The Noja Interpreter. If not, see <http://www.gnu.org/licenses/>. |
** +--------------------------------------------------------------------------+
*/
#include <stdint.h>
#include "hash.h"
int hashbytes(unsigned char *str, int len)
{
int x = 0; // Temp?
x ^= *str << 7;
for(int i = 0; i < len; i += 1)
x = (1000003UL * x) ^ *str++;
x ^= len;
if(x == -1)
x = -2;
return x;
}