process.h

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#pragma once
 
#include <kernel/fs/namespace.h>
#include <kernel/fs/sysfs.h>
#include <kernel/fs/vfs_ctx.h>
#include <kernel/mem/space.h>
#include <kernel/proc/argv.h>
#include <kernel/sched/sched.h>
#include <kernel/sched/wait.h>
#include <kernel/sync/futex.h>
#include <kernel/utils/ref.h>
 
#include <stdatomic.h>
 
typedef struct
{
    tid_t newTid;
    list_t list;
    lock_t lock;
} process_threads_t;
 
typedef struct process
{
    ref_t ref;
    pid_t id;
    _Atomic(priority_t) priority;
    _Atomic(uint64_t) status;
    argv_t argv;
    namespace_t namespace;
    space_t space;
    vfs_ctx_t vfsCtx;
    futex_ctx_t futexCtx;
    wait_queue_t dyingWaitQueue;
    atomic_bool isDying;
    process_threads_t threads;
    rwlock_t childrenLock;
    list_entry_t siblingEntry;
    list_t children;
    list_entry_t zombieEntry;
    struct process* parent;
    dentry_t* dir;         
    dentry_t* prioFile;    
    dentry_t* cwdFile;     
    dentry_t* cmdlineFile; 
    dentry_t* noteFile;    
    dentry_t* waitFile;    
    mount_t* self;         
} process_t;
 
process_t* process_new(process_t* parent, const char** argv, const path_t* cwd, priority_t priority);
 
void process_kill(process_t* process, uint64_t status);
 
bool process_is_child(process_t* process, pid_t parentId);
 
process_t* process_get_kernel(void);
 
void process_procfs_init(void);