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defs.h
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defs.h
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struct buf;
struct context;
struct file;
struct inode;
struct pipe;
struct proc;
struct spinlock;
struct sleeplock;
struct stat;
struct superblock;
// bio.c
void binit(void);
struct buf* bread(uint, uint);
void brelse(struct buf*);
void bwrite(struct buf*);
void bpin(struct buf*);
void bunpin(struct buf*);
// console.c
void consoleinit(void);
void consoleintr(int);
void consputc(int);
// exec.c
int exec(char*, char**);
// file.c
struct file* filealloc(void);
void fileclose(struct file*);
struct file* filedup(struct file*);
void fileinit(void);
int fileread(struct file*, uint64, int n);
int filestat(struct file*, uint64 addr);
int filewrite(struct file*, uint64, int n);
// fs.c
void fsinit(int);
int dirlink(struct inode*, char*, uint);
struct inode* dirlookup(struct inode*, char*, uint*);
struct inode* ialloc(uint, short);
struct inode* idup(struct inode*);
void iinit();
void ilock(struct inode*);
void iput(struct inode*);
void iunlock(struct inode*);
void iunlockput(struct inode*);
void iupdate(struct inode*);
int namecmp(const char*, const char*);
struct inode* namei(char*);
struct inode* nameiparent(char*, char*);
int readi(struct inode*, int, uint64, uint, uint);
void stati(struct inode*, struct stat*);
int writei(struct inode*, int, uint64, uint, uint);
void itrunc(struct inode*);
// ramdisk.c
void ramdiskinit(void);
void ramdiskintr(void);
void ramdiskrw(struct buf*);
// kalloc.c
void* kalloc(void);
void kfree(void *);
void kinit(void);
// log.c
void initlog(int, struct superblock*);
void log_write(struct buf*);
void begin_op(void);
void end_op(void);
// pipe.c
int pipealloc(struct file**, struct file**);
void pipeclose(struct pipe*, int);
int piperead(struct pipe*, uint64, int);
int pipewrite(struct pipe*, uint64, int);
// printf.c
void printf(char*, ...);
void panic(char*) __attribute__((noreturn));
void printfinit(void);
// proc.c
int cpuid(void);
void exit(int);
int fork(void);
int growproc(int);
void proc_mapstacks(pagetable_t);
pagetable_t proc_pagetable(struct proc *);
void proc_freepagetable(pagetable_t, uint64);
int kill(int);
int killed(struct proc*);
void setkilled(struct proc*);
struct cpu* mycpu(void);
struct cpu* getmycpu(void);
struct proc* myproc();
void procinit(void);
void scheduler(void) __attribute__((noreturn));
void sched(void);
void sleep(void*, struct spinlock*);
void userinit(void);
int wait(uint64);
void wakeup(void*);
void yield(void);
int either_copyout(int user_dst, uint64 dst, void *src, uint64 len);
int either_copyin(void *dst, int user_src, uint64 src, uint64 len);
void procdump(void);
// swtch.S
void swtch(struct context*, struct context*);
// spinlock.c
void acquire(struct spinlock*);
int holding(struct spinlock*);
void initlock(struct spinlock*, char*);
void release(struct spinlock*);
void push_off(void);
void pop_off(void);
// sleeplock.c
void acquiresleep(struct sleeplock*);
void releasesleep(struct sleeplock*);
int holdingsleep(struct sleeplock*);
void initsleeplock(struct sleeplock*, char*);
// string.c
int memcmp(const void*, const void*, uint);
void* memmove(void*, const void*, uint);
void* memset(void*, int, uint);
char* safestrcpy(char*, const char*, int);
int strlen(const char*);
int strncmp(const char*, const char*, uint);
char* strncpy(char*, const char*, int);
// syscall.c
void argint(int, int*);
int argstr(int, char*, int);
void argaddr(int, uint64 *);
int fetchstr(uint64, char*, int);
int fetchaddr(uint64, uint64*);
void syscall();
// trap.c
extern uint ticks;
void trapinit(void);
void trapinithart(void);
extern struct spinlock tickslock;
void usertrapret(void);
// uart.c
void uartinit(void);
void uartintr(void);
void uartputc(int);
void uartputc_sync(int);
int uartgetc(void);
// vm.c
void kvminit(void);
void kvminithart(void);
void kvmmap(pagetable_t, uint64, uint64, uint64, int);
int mappages(pagetable_t, uint64, uint64, uint64, int);
pagetable_t uvmcreate(void);
void uvmfirst(pagetable_t, uchar *, uint);
uint64 uvmalloc(pagetable_t, uint64, uint64, int);
uint64 uvmdealloc(pagetable_t, uint64, uint64);
int uvmcopy(pagetable_t, pagetable_t, uint64);
void uvmfree(pagetable_t, uint64);
void uvmunmap(pagetable_t, uint64, uint64, int);
void uvmclear(pagetable_t, uint64);
pte_t * walk(pagetable_t, uint64, int);
uint64 walkaddr(pagetable_t, uint64);
int copyout(pagetable_t, uint64, char *, uint64);
int copyin(pagetable_t, char *, uint64, uint64);
int copyinstr(pagetable_t, char *, uint64, uint64);
//[K22]
int vmmap_va(pagetable_t,uint64);
int vmmap_va_ad_hoc(pagetable_t,uint64);
// plic.c
void plicinit(void);
void plicinithart(void);
int plic_claim(void);
void plic_complete(int);
// virtio_disk.c
void virtio_disk_init(void);
void virtio_disk_rw(struct buf *, int);
void virtio_disk_intr(void);
//[K22 project]: Printing pagetable for debugging purposes
void vmprint(pagetable_t);
// number of elements in fixed-size array
#define NELEM(x) (sizeof(x)/sizeof((x)[0]))