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								emmafs.h
									
									
									
									
									
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										26
									
								
								emmafs.h
									
									
									
									
									
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					#ifndef EMMAFS_H_
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					#define EMMAFS_H_
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					/* For now, this is just a collection of includes.
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					 * This is for the purpose of avoid redundant importing of
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					 * commonly used includes like stdlib, stdbool or errno,
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					 * that are used in almost all files.  It really is meant to make
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					 * The beginning of reach file more readable.
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					 * In the future, I will also use this to define some structs
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					 * that are needed in many other places to help juggling
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					 * loads of different includes. */
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					#include <errno.h>
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					#include <stdarg.h>
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					#include <stdbool.h>
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					#include <stdint.h>
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					#include <stdio.h>
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					#include <stdlib.h>
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					#include <string.h>
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					#include <time.h>
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					#include <sys/types.h>
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					#endif // EMMAFS_H_
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								io.c
									
									
									
									
									
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										25
									
								
								io.c
									
									
									
									
									
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					#include "io.h"
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					struct file_descriptor emmafs_stdin {
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					    *inode = NONE;
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					    off_t = NONE;
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					    flags = NONE;
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					    int ref_count = 0;
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					};
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					struct Process* initialize_process() {
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					    struct Process* new_proc = (struct Process*) malloc(sizeof(struct Process));
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					    if (new_proc == NULL) {
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					        errno = ENOMEM;
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					        perror("Failed memory allocation for Process");
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					        return NULL;
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					    }
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					    new_proc->fd_table[0] = emmafs_stdin;
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					}
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					int allocate_fd(struct Process proc, Inode inode, int flags, ...) {
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					    va_list argptr;
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					    va_start(argptr, flags);
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					    va_end(argptr);
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					}
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