X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/96c6cab1fd5a5de19fbd552b42e1dd1c08417946..c8a4ce6cbed57ae108dc955d4a850f9b129a0693:/apt-pkg/acquire.h

diff --git a/apt-pkg/acquire.h b/apt-pkg/acquire.h
index 0113021b2..b7e6c68f1 100644
--- a/apt-pkg/acquire.h
+++ b/apt-pkg/acquire.h
@@ -1,6 +1,5 @@
 // -*- mode: cpp; mode: fold -*-
 // Description								/*{{{*/
-// $Id: acquire.h,v 1.29.2.1 2003/12/24 23:09:17 mdz Exp $
 /* ######################################################################
 
    Acquire - File Acquiration
@@ -68,9 +67,10 @@
 
 #include <apt-pkg/macros.h>
 #include <apt-pkg/weakptr.h>
+#include <apt-pkg/hashes.h>
 
-#include <vector>
 #include <string>
+#include <vector>
 
 #include <stddef.h>
 #include <sys/time.h>
@@ -111,6 +111,7 @@ class pkgAcquire
    struct MethodConfig;
    struct ItemDesc;
    friend class Item;
+   friend class pkgAcqMetaBase;
    friend class Queue;
 
    typedef std::vector<Item *>::iterator ItemIterator;
@@ -351,14 +352,24 @@ class pkgAcquire
     *  long as the pkgAcquire object does.
     *  \param Lock defines a lock file that should be acquired to ensure
     *  only one Acquire class is in action at the time or an empty string
-    *  if no lock file should be used.
+    *  if no lock file should be used. If set also all needed directories
+    *  will be created.
     */
-   bool Setup(pkgAcquireStatus *Progress = NULL, std::string const &Lock = "");
+   APT_DEPRECATED bool Setup(pkgAcquireStatus *Progress = NULL, std::string const &Lock = "");
 
    void SetLog(pkgAcquireStatus *Progress) { Log = Progress; }
 
+   /** \brief acquire lock and perform directory setup
+    *
+    *  \param Lock defines a lock file that should be acquired to ensure
+    *  only one Acquire class is in action at the time or an empty string
+    *  if no lock file should be used. If set also all needed directories
+    *  will be created and setup.
+    */
+   bool GetLock(std::string const &Lock);
+
    /** \brief Construct a new pkgAcquire. */
-   pkgAcquire(pkgAcquireStatus *Log) APT_DEPRECATED;
+   pkgAcquire(pkgAcquireStatus *Log);
    pkgAcquire();
 
    /** \brief Destroy this pkgAcquire object.
@@ -368,6 +379,8 @@ class pkgAcquire
     */
    virtual ~pkgAcquire();
 
+   private:
+   APT_HIDDEN void Initialize();
 };
 
 /** \brief Represents a single download source from which an item
@@ -377,13 +390,13 @@ class pkgAcquire
  */
 struct pkgAcquire::ItemDesc : public WeakPointable
 {
-   /** \brief The URI from which to download this item. */
+   /** \brief URI from which to download this item. */
    std::string URI;
-   /** brief A description of this item. */
+   /** \brief description of this item. */
    std::string Description;
-   /** brief A shorter description of this item. */
+   /** \brief shorter description of this item. */
    std::string ShortDesc;
-   /** brief The underlying item which is to be downloaded. */
+   /** \brief underlying item which is to be downloaded. */
    Item *Owner;
 };
 									/*}}}*/
@@ -406,13 +419,26 @@ class pkgAcquire::Queue
    protected:
 
    /** \brief A single item placed in this queue. */
-   struct QItem : pkgAcquire::ItemDesc
+   struct QItem : public WeakPointable
    {
       /** \brief The next item in the queue. */
       QItem *Next;
       /** \brief The worker associated with this item, if any. */
       pkgAcquire::Worker *Worker;
 
+      /** \brief The URI from which to download this item. */
+      std::string URI;
+      /** \brief A description of this item. */
+      std::string Description;
+      /** \brief A shorter description of this item. */
+      std::string ShortDesc;
+      /** \brief The underlying items interested in the download */
+      std::vector<Item*> Owners;
+      // both, backward compatibility and easy access as syncing is interal
+      Item * Owner;
+
+      typedef std::vector<Item*>::const_iterator owner_iterator;
+
       /** \brief Assign the ItemDesc portion of this QItem from
        *  another ItemDesc
        */
@@ -421,10 +447,24 @@ class pkgAcquire::Queue
 	 URI = I.URI;
 	 Description = I.Description;
 	 ShortDesc = I.ShortDesc;
+	 Owners.clear();
+	 Owners.push_back(I.Owner);
 	 Owner = I.Owner;
       };
+
+      /** @return the sum of all expected hashes by all owners */
+      HashStringList GetExpectedHashes() const;
+
+      /** @return smallest maximum size of all owners */
+      unsigned long long GetMaximumSize() const;
+
+      /** \brief get partial files in order */
+      void SyncDestinationFiles() const;
+
+      /** @return the custom headers to use for this item */
+      std::string Custom600Headers() const;
    };
-   
+
    /** \brief The name of this queue. */
    std::string Name;
 
@@ -577,7 +617,7 @@ class pkgAcquire::UriIterator
       }
    };
    
-   inline pkgAcquire::ItemDesc const *operator ->() const {return CurItem;};
+   inline pkgAcquire::Queue::QItem const *operator ->() const {return CurItem;};
    inline bool operator !=(UriIterator const &rhs) const {return rhs.CurQ != CurQ || rhs.CurItem != CurItem;};
    inline bool operator ==(UriIterator const &rhs) const {return rhs.CurQ == CurQ && rhs.CurItem == CurItem;};
    
@@ -585,15 +625,8 @@ class pkgAcquire::UriIterator
     *
     *  \param Q The queue over which this UriIterator should iterate.
     */
-   UriIterator(pkgAcquire::Queue *Q) : CurQ(Q), CurItem(0)
-   {
-      while (CurItem == 0 && CurQ != 0)
-      {
-	 CurItem = CurQ->Items;
-	 CurQ = CurQ->Next;
-      }
-   }   
-   virtual ~UriIterator() {};
+   UriIterator(pkgAcquire::Queue *Q);
+   virtual ~UriIterator();
 };
 									/*}}}*/
 /** \brief Information about the properties of a single acquire method.	{{{*/
@@ -651,8 +684,7 @@ struct pkgAcquire::MethodConfig
     */
    MethodConfig();
 
-   /* \brief Destructor, empty currently */
-   virtual ~MethodConfig() {};
+   virtual ~MethodConfig();
 };
 									/*}}}*/
 /** \brief A monitor object for downloads controlled by the pkgAcquire class.	{{{
@@ -798,7 +830,7 @@ class pkgAcquireStatus
    
    /** \brief Initialize all counters to 0 and the time to the current time. */
    pkgAcquireStatus();
-   virtual ~pkgAcquireStatus() {};
+   virtual ~pkgAcquireStatus();
 };
 									/*}}}*/
 /** @} */