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add persistence to download queue

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git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@1510 b45a01b8-16f6-495d-af2f-9b41ad6348cc
This commit is contained in:
alexandrut 2009-08-10 19:01:27 +00:00
parent a808ab9173
commit 339fcd53ed
6 changed files with 331 additions and 36 deletions
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65
libretroshare/src/ft/ftdwlqueue.h
View file

@ -14,31 +14,38 @@
#include <list>
#include <string>
//enum DwlPriority { Low = 0, Normal, High, Auto };
//
///* class which encapsulates download details */
//class DwlDetails {
//public:
// DwlDetails() { return; }
// DwlDetails(std::string fname, std::string hash, int count, std::string dest,
// uint32_t flags, std::list<std::string> srcIds, DwlPriority priority)
// : fname(fname), hash(hash), count(count), dest(dest), flags(flags),
// srcIds(srcIds), priority(priority), retries(0) { return; }
//
// /* download details */
// std::string fname;
// std::string hash;
// int count;
// std::string dest;
// uint32_t flags;
// std::list<std::string> srcIds;
//
// /* internally used in download queue */
// DwlPriority priority;
//
// /* how many times a failed dwl will be requeued */
// unsigned int retries;
//};
const uint8_t RS_PKT_TYPE_QUEUE_CONFIG = 0x05;
class RsDwlQueueItem: public RsItem {
public:
RsDwlQueueItem()
: RsItem(RS_PKT_VERSION1, RS_PKT_CLASS_CONFIG, RS_PKT_TYPE_QUEUE_CONFIG, RS_PKT_SUBTYPE_FILE_ITEM) {
return;
}
virtual ~RsDwlQueueItem();
virtual void clear();
virtual std::ostream &print(std::ostream &out, uint16_t indent = 0);
RsTlvFileItem file;
RsTlvPeerIdSet allPeerIds;
uint32_t priority;
};
class RsDwlQueueSerialiser: public RsSerialType {
public:
RsDwlQueueSerialiser()
: RsSerialType(RS_PKT_VERSION1, RS_PKT_CLASS_CONFIG, RS_PKT_TYPE_QUEUE_CONFIG) {
return;
}
virtual ~RsDwlQueueSerialiser();
virtual uint32_t size(RsItem *);
virtual bool serialise (RsItem *item, void *data, uint32_t *size);
virtual RsItem * deserialise(void *data, uint32_t *size);
};
/* comparator class used when sorting list */
class PriorityCompare {
@ -72,7 +79,7 @@ public:
/* general class for download queue which
* contains the a download priority list */
class ftDwlQueue : public DwlQueue, public RsThread {
class ftDwlQueue : public DwlQueue, public RsThread, public p3Config {
public:
ftDwlQueue(ftController *ftc, unsigned int downloadLimit = 7, unsigned int retryLimit = 10);
virtual ~ftDwlQueue();
@ -90,6 +97,12 @@ public:
virtual void clearQueue();
virtual void getDwlDetails(std::list<DwlDetails> & details);
/* from p3 config interface */
protected:
virtual RsSerialiser *setupSerialiser();
virtual std::list<RsItem *> saveList(bool &cleanup);
virtual bool loadList(std::list<RsItem *> load);
private:
unsigned int downloadLimit;
unsigned int retryLimit;