From 4f670845ff9ab6c48bcb5f7bf4d4ef6dc3c3064b Mon Sep 17 00:00:00 2001 From: manuel Date: Tue, 27 Mar 2012 11:51:08 +0200 Subject: reorganize file structure to match the upstream requirements --- pintos-progos/userprog/process.h | 47 ---------------------------------------- 1 file changed, 47 deletions(-) delete mode 100644 pintos-progos/userprog/process.h (limited to 'pintos-progos/userprog/process.h') diff --git a/pintos-progos/userprog/process.h b/pintos-progos/userprog/process.h deleted file mode 100644 index 1609801..0000000 --- a/pintos-progos/userprog/process.h +++ /dev/null @@ -1,47 +0,0 @@ -#ifndef USERPROG_PROCESS_H -#define USERPROG_PROCESS_H - -#include "threads/thread.h" - -/* In the current implementation, the capacity is fixed to 1024 (PGSIZE/4) */ -struct fd_table { - struct file** fds; - int fd_free; /* lowest-index free FD table entry */ - int fd_max; /* highest-index used FD table entry */ - int fd_cap; /* FD table capacity */ -}; - -struct process { - /* process tree */ - tid_t thread_id; - tid_t parent_tid; - struct list_elem parentelem; /* Owned by parent */ - - /* communication with parent process */ - struct semaphore exit_sem; - struct lock exit_lock; - int exit_status; - - /* files */ - struct file *executable; /* Loaded executable, if any. */ - struct fd_table fd_table; /* File descriptor table */ - - /* Owned by syscall.c */ - void* syscall_buffer; - size_t syscall_buffer_page_cnt; -}; - -void process_init (void); -struct process* process_current (void); -tid_t process_execute (const char *file_name); -int process_wait (tid_t); -void process_exit (void); -void process_activate (void); - -int process_open_file(const char* fname); -struct file* process_get_file(int fd); -void process_lock_filesys (void); -void process_unlock_filesys (void); -bool process_close_file(int fd); - -#endif /* userprog/process.h */ -- cgit v1.2.3