Subversion Repositories planix.SVN

typedef struct File     File;
typedef struct Node     Node;
typedef struct OS       OS;

#pragma incomplete File

enum
{
        Maxpath=        512,
};

/* a tree for file path's - this mirrors the directory structure */
struct Node
{
        String  *remname;
        Dir     *d;
        Node    *parent;
        Node    *sibs;
        Node    *children;
        File    *fp;
        short   depth;
        char    chdirunknown;   /* true if QTDIR bit of files in this dir is unknown */
        int     opens;
};

/* OS types */
enum
{
        Unix=           1,
        Tops=           2,
        Plan9=          3,
        VM=             4,
        VMS=            5,
        MVS=            6,
        NetWare=        7,
        OS½=           8,
        TSO=            9,
        NT=             10,
        Unknown=        11,
};

struct OS
{
        int     os;
        char    *name;
};
extern OS oslist[];

/* temporary files */
void    filefree(Node*);
int     fileread(Node*, char*, long, int);
int     filewrite(Node*, char*, long, int);
void    filedirty(Node*);
void    fileclean(Node*);
int     fileisdirty(Node*);

/* ftp protocol */
void    hello(char*);
void    quit(void);
void    preamble(char*);
void    rlogin(char *, char *);
void    clogin(char *, char *);
void    nop(void);
int     readdir(Node*);
int     createdir(Node*);
int     readfile(Node*);
int     createfile(Node*);
int     changedir(Node*);
int     removefile(Node*);
int     removedir(Node*);

/* misc */
void*   safecpy(void*, void*, int);
void    fatal(char*, ...);
int     seterr(char*, ...);
Node*   extendpath(Node*, String*);
Node*   newnode(Node*, String*);
void    uncache(Node*);
void    invalidate(Node*);
void    uncachedir(Node*, Node*);
Node*   newtopsdir(char*);
void    fixsymbolic(Node*);
Dir*    reallocdir(Dir *d, int dofree);
Dir*    dir_change_name(Dir *d, char *name);
Dir*    dir_change_uid(Dir *d, char *name);
Dir*    dir_change_gid(Dir *d, char *name);
Dir*    dir_change_muid(Dir *d, char *name);

extern Node *remdir;    /* current directory on remote side */
extern Node *remroot;   /* root on remote side */
extern int os;          /* remote os */
extern int debug;       /* non-zero triggers debugging output */
extern int usenlst;
extern char *nosuchfile;
extern char *ext;       /* add to names of non-dir files */
extern int defos;
extern int quiet;
extern char *user;

#define ISCACHED(x) ((x)->d->type)
#define UNCACHED(x) (x)->d->type = 0
#define CACHED(x) { (x)->d->type = 1; (x)->d->atime = time(0); }
#define ISOLD(x) (x)->d->atime + TIMEOUT < time(0)
#define ISVALID(x) ((x)->d->dev)
#define INVALID(x) (x)->d->dev = 0
#define VALID(x) (x)->d->dev = 1
#define TIMEOUT 5*60
#define DMSYML 0x10000000

#define MAXFDATA 8192

extern char     net[];          /* network for connections */