methods/https.h

   1 // -*- mode: cpp; mode: fold -*-
   2 // Description                                                          /*{{{*/// $Id: http.h,v 1.12 2002/04/18 05:09:38 jgg Exp $
   3 // $Id: http.h,v 1.12 2002/04/18 05:09:38 jgg Exp $
   4 /* ######################################################################
   5
   6    HTTP Acquire Method - This is the HTTP acquire method for APT.
   7
   8    ##################################################################### */
   9                                                                         /*}}}*/
  10
  11 #ifndef APT_HTTPS_H
  12 #define APT_HTTPS_H
  13
  14 #include <apt-pkg/acquire-method.h>
  15
  16 #include <curl/curl.h>
  17 #include <iostream>
  18 #include <stddef.h>
  19 #include <string>
  20
  21 #include "server.h"
  22
  23 using std::cout;
  24 using std::endl;
  25
  26 class Hashes;
  27 class HttpsMethod;
  28 class FileFd;
  29
  30 class HttpsServerState : public ServerState
  31 {
  32    Hashes * Hash;
  33
  34    protected:
  35    virtual bool ReadHeaderLines(std::string &/*Data*/) { return false; }
  36    virtual bool LoadNextResponse(bool const /*ToFile*/, FileFd * const /*File*/) { return false; }
  37
  38    public:
  39    virtual bool WriteResponse(std::string const &/*Data*/) { return false; }
  40
  41    /** \brief Transfer the data from the socket */
  42    virtual bool RunData(FileFd * const /*File*/) { return false; }
  43
  44    virtual bool Open() { return false; }
  45    virtual bool IsOpen() { return false; }
  46    virtual bool Close() { return false; }
  47    virtual bool InitHashes(HashStringList const &ExpectedHashes);
  48    virtual Hashes * GetHashes();
  49    virtual bool Die(FileFd &/*File*/) { return false; }
  50    virtual bool Flush(FileFd * const /*File*/) { return false; }
  51    virtual bool Go(bool /*ToFile*/, FileFd * const /*File*/) { return false; }
  52
  53    HttpsServerState(URI Srv, HttpsMethod *Owner);
  54    virtual ~HttpsServerState() {Close();};
  55 };
  56
  57 class HttpsMethod : public ServerMethod
  58 {
  59    // minimum speed in bytes/se that triggers download timeout handling
  60    static const int DL_MIN_SPEED = 10;
  61
  62    virtual bool Fetch(FetchItem *);
  63
  64    static size_t parse_header(void *buffer, size_t size, size_t nmemb, void *userp);
  65    static size_t write_data(void *buffer, size_t size, size_t nmemb, void *userp);
  66    static int progress_callback(void *clientp, double dltotal, double dlnow,
  67                                  double ultotal, double ulnow);
  68    void SetupProxy();
  69    CURL *curl;
  70    ServerState *Server;
  71
  72    // Used by ServerMethods unused by https
  73    virtual void SendReq(FetchItem *) { exit(42); }
  74    virtual void RotateDNS() { exit(42); }
  75
  76    public:
  77    FileFd *File;
  78
  79    virtual bool Configuration(std::string Message);
  80    virtual ServerState * CreateServerState(URI uri);
  81    using pkgAcqMethod::FetchResult;
  82    using pkgAcqMethod::FetchItem;
  83
  84    HttpsMethod() : ServerMethod("1.2",Pipeline | SendConfig), File(NULL)
  85    {
  86       curl = curl_easy_init();
  87    };
  88
  89    ~HttpsMethod()
  90    {
  91       curl_easy_cleanup(curl);
  92    };
  93 };
  94
  95 #include <apt-pkg/strutl.h>
  96 URI Proxy;
  97
  98 #endif