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 #include <memory>
  21
  22 #include "server.h"
  23
  24 using std::cout;
  25 using std::endl;
  26
  27 class Hashes;
  28 class HttpsMethod;
  29 class FileFd;
  30
  31 class HttpsServerState : public ServerState
  32 {
  33    Hashes * Hash;
  34
  35    protected:
  36    virtual bool ReadHeaderLines(std::string &/*Data*/) APT_OVERRIDE { return false; }
  37    virtual bool LoadNextResponse(bool const /*ToFile*/, FileFd * const /*File*/) APT_OVERRIDE { return false; }
  38
  39    public:
  40    virtual bool WriteResponse(std::string const &/*Data*/) APT_OVERRIDE { return false; }
  41
  42    /** \brief Transfer the data from the socket */
  43    virtual bool RunData(FileFd * const /*File*/) APT_OVERRIDE { return false; }
  44
  45    virtual bool Open() APT_OVERRIDE { return false; }
  46    virtual bool IsOpen() APT_OVERRIDE { return false; }
  47    virtual bool Close() APT_OVERRIDE { return false; }
  48    virtual bool InitHashes(HashStringList const &ExpectedHashes) APT_OVERRIDE;
  49    virtual Hashes * GetHashes() APT_OVERRIDE;
  50    virtual bool Die(FileFd &/*File*/) APT_OVERRIDE { return false; }
  51    virtual bool Flush(FileFd * const /*File*/) APT_OVERRIDE { return false; }
  52    virtual bool Go(bool /*ToFile*/, FileFd * const /*File*/) APT_OVERRIDE { return false; }
  53
  54    HttpsServerState(URI Srv, HttpsMethod *Owner);
  55    virtual ~HttpsServerState() {Close();};
  56 };
  57
  58 class HttpsMethod : public ServerMethod
  59 {
  60    // minimum speed in bytes/se that triggers download timeout handling
  61    static const int DL_MIN_SPEED = 10;
  62
  63    virtual bool Fetch(FetchItem *) APT_OVERRIDE;
  64
  65    static size_t parse_header(void *buffer, size_t size, size_t nmemb, void *userp);
  66    static size_t write_data(void *buffer, size_t size, size_t nmemb, void *userp);
  67    static int progress_callback(void *clientp, double dltotal, double dlnow,
  68                                  double ultotal, double ulnow);
  69    void SetupProxy();
  70    CURL *curl;
  71    std::unique_ptr<ServerState> Server;
  72
  73    // Used by ServerMethods unused by https
  74    virtual void SendReq(FetchItem *) APT_OVERRIDE { exit(42); }
  75    virtual void RotateDNS() APT_OVERRIDE { exit(42); }
  76
  77    public:
  78    FileFd *File;
  79
  80    virtual bool Configuration(std::string Message) APT_OVERRIDE;
  81    virtual std::unique_ptr<ServerState> CreateServerState(URI const &uri) APT_OVERRIDE;
  82    using pkgAcqMethod::FetchResult;
  83    using pkgAcqMethod::FetchItem;
  84
  85    HttpsMethod() : ServerMethod("https","1.2",Pipeline | SendConfig), File(NULL)
  86    {
  87       curl = curl_easy_init();
  88    };
  89
  90    ~HttpsMethod()
  91    {
  92       curl_easy_cleanup(curl);
  93    };
  94 };
  95
  96 #include <apt-pkg/strutl.h>
  97 URI Proxy;
  98
  99 #endif