methods/ftp.h

   1 // -*- mode: cpp; mode: fold -*-
   2 // Description                                                          /*{{{*/// $Id: ftp.h,v 1.4 2001/03/06 07:15:29 jgg Exp $
   3 // $Id: ftp.h,v 1.4 2001/03/06 07:15:29 jgg Exp $
   4 /* ######################################################################
   5
   6    FTP Acquire Method - This is the FTP acquire method for APT.
   7
   8    ##################################################################### */
   9                                                                         /*}}}*/
  10 #ifndef APT_FTP_H
  11 #define APT_FTP_H
  12
  13 #include <apt-pkg/strutl.h>
  14
  15 #include <sys/types.h>
  16 #include <time.h>
  17 #include <string>
  18
  19 class FTPConn
  20 {
  21    char Buffer[1024*10];
  22    unsigned long Len;
  23    int ServerFd;
  24    int DataFd;
  25    int DataListenFd;
  26    URI ServerName;
  27    bool ForceExtended;
  28    bool TryPassive;
  29    bool Debug;
  30
  31    struct addrinfo *PasvAddr;
  32
  33    // Generic Peer Address
  34    struct sockaddr_storage PeerAddr;
  35    socklen_t PeerAddrLen;
  36
  37    // Generic Server Address (us)
  38    struct sockaddr_storage ServerAddr;
  39    socklen_t ServerAddrLen;
  40
  41    // Private helper functions
  42    bool ReadLine(std::string &Text);
  43    bool Login();
  44    bool CreateDataFd();
  45    bool Finalize();
  46
  47    public:
  48
  49    bool Comp(URI Other) {return Other.Host == ServerName.Host && Other.Port == ServerName.Port && Other.User == ServerName.User && Other.Password == ServerName.Password; };
  50
  51    // Raw connection IO
  52    bool ReadResp(unsigned int &Ret,std::string &Text);
  53    bool WriteMsg(unsigned int &Ret,std::string &Text,const char *Fmt,...);
  54
  55    // Connection control
  56    bool Open(pkgAcqMethod *Owner);
  57    void Close();
  58    bool GoPasv();
  59    bool ExtGoPasv();
  60
  61    // Query
  62    bool Size(const char *Path,unsigned long long &Size);
  63    bool ModTime(const char *Path, time_t &Time);
  64    bool Get(const char *Path,FileFd &To,unsigned long long Resume,
  65             Hashes &MD5,bool &Missing);
  66
  67    FTPConn(URI Srv);
  68    ~FTPConn();
  69 };
  70
  71 class FtpMethod : public pkgAcqMethod
  72 {
  73    virtual bool Fetch(FetchItem *Itm);
  74    virtual bool Configuration(std::string Message);
  75
  76    FTPConn *Server;
  77
  78    static std::string FailFile;
  79    static int FailFd;
  80    static time_t FailTime;
  81    static APT_NORETURN void SigTerm(int);
  82
  83    public:
  84
  85    FtpMethod();
  86 };
  87
  88 #endif