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defs.h 6.70 KiB
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struct buf;
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struct context;
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struct file;
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struct inode;
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struct pipe;
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struct proc;
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struct spinlock;
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struct sleeplock;
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struct stat;
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struct superblock;
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//balloc.c
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void            bufinit();
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void            allocfromkmem();
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void            freebuffer(void*,void*);
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void            buffree(void*);
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void*           bufalloc(void);
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void            reclaim();
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// bio.c
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void            add_buf_to_active_list(struct buf*b);
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void            add_buf_to_inactive_list(struct buf* b);
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void            del_buf_from_active_list(struct buf* b);
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void            del_buf_from_inactive_list(struct buf* b);
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void            lru_cache_add(struct buf* b);
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void            mark_buf_accessed(struct buf* b);
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void            buf_referenced(struct buf*b);
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void            shrink_active_list(struct buf*b);
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void            shrink_inactive_list(struct buf*b);
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void            shrink_buf(uint num);
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void            shrink_list();
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void            binit(void);
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struct buf*     bread(uint, uint);
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void            brelse(struct buf*);
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void            bwrite(struct buf*);
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void            bpin(struct buf*);
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void            bunpin(struct buf*);
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// console.c
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void            consoleinit(void);
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void            consoleintr(int);
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void            consputc(int);
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// exec.c
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int             exec(char*, char**);
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// file.c
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struct file*    filealloc(void);
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void            fileclose(struct file*);
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struct file*    filedup(struct file*);
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void            fileinit(void);
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int             fileread(struct file*, uint64, int n);
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int             filestat(struct file*, uint64 addr);
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int             filewrite(struct file*, uint64, int n);
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// fs.c
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void            fsinit(int);
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int             dirlink(struct inode*, char*, uint);
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struct inode*   dirlookup(struct inode*, char*, uint*);
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struct inode*   ialloc(uint, short);
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struct inode*   idup(struct inode*);
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void            iinit();
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void            ilock(struct inode*);
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void            iput(struct inode*);
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void            iunlock(struct inode*);
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void            iunlockput(struct inode*);
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void            iupdate(struct inode*);
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int             namecmp(const char*, const char*);
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struct inode*   namei(char*);
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struct inode*   nameiparent(char*, char*);
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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 uint64 getnfreepages(); uint64 getallfreepages(); 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); pagetable_t proc_pagetable(struct proc *); void proc_freepagetable(pagetable_t, uint64); int kill(int); struct cpu* mycpu(void); struct cpu* getmycpu(void); struct proc* myproc(); void procinit(void); void scheduler(void) __attribute__((noreturn)); void sched(void); void setproc(struct proc*); 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); void test(void); void kthread_created(void(*func)()); // 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);
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// 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 int argint(int, int*); int argstr(int, char*, int); int 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(uint64, uint64, uint64, int); int mappages(pagetable_t, uint64, uint64, uint64, int); pagetable_t uvmcreate(void); void uvminit(pagetable_t, uchar *, uint); uint64 uvmalloc(pagetable_t, uint64, uint64); 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); 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); // 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); // number of elements in fixed-size array #define NELEM(x) (sizeof(x)/sizeof((x)[0]))