kernel/kernel/inc/proc/process.h

/*
 * Copyright 2023 Antifallobst <antifallobst@systemausfall.org>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the “Software”), to deal in
 * the Software without restriction, including without limitation the rights to use,
 * copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
 * Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */

#ifndef NOX_PROCESS_H
#define NOX_PROCESS_H

#include "utils/stdtypes.h"
#include "utils/string.h"
#include "mm/page_map.h"
#include "drivers/elf/elf.h"

typedef uint32_t pid_t;

typedef enum {
    PROCESS_NONE,
    PROCESS_KERNEL
} processes_standard_E;

typedef struct process_T process_T;
struct process_T {
    char                name        [128];
    pid_t               id;
    void*               chunk;
    uint32_t            chunk_id;

    page_map_T*         page_map;
    elf_executable_T*   executable;

    uint32_t        num_threads;
    void*               threads;

    process_T*          parent;
    process_T*          childs;
    process_T*          prev;
    process_T*          next;
};

void    process_kernel_spawn    (elf_executable_T* executable);
pid_t   process_spawn           (pid_t parent, string_t name, elf_executable_T* executable, void* buffer);
void    process_kill_pid        (pid_t pid);
void    process_kill            (process_T* process);

#endif //NOX_PROCESS_H