feat: signal support (tested!)

[lunaix-os.git] / lunaix-os / includes / lunaix / process.h

diff --git a/lunaix-os/includes/lunaix/process.h b/lunaix-os/includes/lunaix/process.h
index 0b743d39c3058fff0d1d61b702ff149ae3a67d78..7a5d5024ef0c2a41c0ad0a2b9ddf62e35e9d9615 100644 (file)
--- a/lunaix-os/includes/lunaix/process.h
+++ b/lunaix-os/includes/lunaix/process.h
@@ -24,7 +24,7 @@
 struct proc_mm
 {
     heap_context_t u_heap;
 struct proc_mm
 {
     heap_context_t u_heap;

-    struct mm_region* regions;
+    struct mm_region regions;

 };
 
 struct proc_sig
 };
 
 struct proc_sig


@@ -38,11 +38,22 @@ struct proc_sig
 
 struct proc_info
 {
 
 struct proc_info
 {

+    /*
+        Any change to *critical section*, including layout, size
+        must be reflected in kernel/asm/x86/interrupt.S to avoid
+        disaster!
+     */
+
+    /* ---- critical section start ---- */
+

     pid_t pid;
     struct proc_info* parent;
     isr_param intr_ctx; // size=76
     uintptr_t ustack_top;
     void* page_table;
     pid_t pid;
     struct proc_info* parent;
     isr_param intr_ctx; // size=76
     uintptr_t ustack_top;
     void* page_table;

+
+    /* ---- critical section end ---- */
+

     struct llist_header siblings;
     struct llist_header children;
     struct llist_header grp_member;
     struct llist_header siblings;
     struct llist_header children;
     struct llist_header grp_member;


@@ -60,11 +71,21 @@ struct proc_info
 
 extern volatile struct proc_info* __current;
 
 
 extern volatile struct proc_info* __current;
 

-pid_t
-alloc_pid();
+/**
+ * @brief 分配并初始化一个进程控制块
+ *
+ * @return struct proc_info*
+ */
+struct proc_info*
+alloc_process();

 
 

+/**
+ * @brief 初始化进程用户空间
+ *
+ * @param pcb
+ */

 void
 void

-init_proc(struct proc_info* pcb);
+init_proc_user_space(struct proc_info* pcb);

 
 /**
  * @brief 向系统发布一个进程，使其可以被调度。
 
 /**
  * @brief 向系统发布一个进程，使其可以被调度。


@@ -72,7 +93,7 @@ init_proc(struct proc_info* pcb);
  * @param process
  */
 void
  * @param process
  */
 void

-push_process(struct proc_info* process);
+commit_process(struct proc_info* process);

 
 pid_t
 destroy_process(pid_t pid);
 
 pid_t
 destroy_process(pid_t pid);