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 <curl/curl.h>
  15 #include <iostream>
  16 #include <stddef.h>
  17 #include <string>
  18 #include <memory>
  19
  20 #include "server.h"
  21
  22 using std::cout;
  23 using std::endl;
  24
  25 class Hashes;
  26 class HttpsMethod;
  27 class FileFd;
  28
  29 class HttpsServerState : public ServerState
  30 {
  31    Hashes * Hash;
  32
  33    protected:
  34    virtual bool ReadHeaderLines(std::string &/*Data*/) APT_OVERRIDE { return false; }
  35    virtual bool LoadNextResponse(bool const /*ToFile*/, FileFd * const /*File*/) APT_OVERRIDE { return false; }
  36
  37    public:
  38    virtual bool WriteResponse(std::string const &/*Data*/) APT_OVERRIDE { return false; }
  39
  40    /** \brief Transfer the data from the socket */
  41    virtual bool RunData(FileFd * const /*File*/) APT_OVERRIDE { return false; }
  42    virtual bool RunDataToDevNull() APT_OVERRIDE { return false; }
  43
  44    virtual bool Open() APT_OVERRIDE { return false; }
  45    virtual bool IsOpen() APT_OVERRIDE { return false; }
  46    virtual bool Close() APT_OVERRIDE { return false; }
  47    virtual bool InitHashes(HashStringList const &ExpectedHashes) APT_OVERRIDE;
  48    virtual Hashes * GetHashes() APT_OVERRIDE;
  49    virtual bool Die(FileFd * const /*File*/) APT_OVERRIDE { return false; }
  50    virtual bool Flush(FileFd * const /*File*/) APT_OVERRIDE { return false; }
  51    virtual bool Go(bool /*ToFile*/, FileFd * const /*File*/) APT_OVERRIDE { 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 *) APT_OVERRIDE;
  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    bool SetupProxy();
  69    CURL *curl;
  70
  71    // Used by ServerMethods unused by https
  72    virtual void SendReq(FetchItem *) APT_OVERRIDE { exit(42); }
  73    virtual void RotateDNS() APT_OVERRIDE { exit(42); }
  74
  75    public:
  76
  77    virtual bool Configuration(std::string Message) APT_OVERRIDE;
  78    virtual std::unique_ptr<ServerState> CreateServerState(URI const &uri) APT_OVERRIDE;
  79    using pkgAcqMethod::FetchResult;
  80    using pkgAcqMethod::FetchItem;
  81
  82    HttpsMethod() : ServerMethod("https","1.2",Pipeline | SendConfig)
  83    {
  84       curl_global_init(CURL_GLOBAL_SSL);
  85       curl = curl_easy_init();
  86    };
  87
  88    ~HttpsMethod()
  89    {
  90       curl_easy_cleanup(curl);
  91    };
  92 };
  93
  94 #include <apt-pkg/strutl.h>
  95 URI Proxy;
  96
  97 #endif