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added method in ftServer to allow retrieving data from shared/downloaded files (patch from electron, modified)

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git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@7999 b45a01b8-16f6-495d-af2f-9b41ad6348cc
This commit is contained in:
csoler 2015-03-08 13:46:07 +00:00
parent 400d3179e8
commit a1b36cd530
13 changed files with 140 additions and 18 deletions
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11
libretroshare/src/ft/ftfileprovider.h
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@ -41,7 +41,16 @@ class ftFileProvider
ftFileProvider(const std::string& path, uint64_t size, const RsFileHash& hash);
virtual ~ftFileProvider();
virtual bool getFileData(const RsPeerId& peer_id,uint64_t offset, uint32_t &chunk_size, void *data);
/**
* read a block of data from the file
* @param peer_id for the uploading stats: to which peer the data will be send
* @param offset begin of the requested data range
* @param chunk_size how many bytes to read. Will be set to the number of valid bytes in data on return.
* @param data pointer to a buffer of size chunk_size. Contains the data on success.
* @param allow_unverified for ftFileCreator: set to true to return data from unverified chunks. Use it if you want data asap.
* @return true if data was read
*/
virtual bool getFileData(const RsPeerId& peer_id,uint64_t offset, uint32_t &chunk_size, void *data, bool allow_unverified = false);
virtual bool FileDetails(FileInfo &info);
RsFileHash getHash();
uint64_t getFileSize();