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https://github.com/uroni/urbackup_backend.git
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87 lines
1.6 KiB
C++
87 lines
1.6 KiB
C++
#ifndef FILE_H
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#define FILE_H
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#include "Interface/File.h"
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const int MODE_TEMP=4;
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//#define MODE_STL //No 64bit
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#ifdef _WIN32
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# define MODE_WIN
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#elif LINUX
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# define MODE_LIN
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#else
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# define MODE_STL
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# warning "using STL file access files>4GB are not supported"
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#endif
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#ifdef MODE_STL
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# include <fstream>
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#endif
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#ifdef MODE_WIN
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# include <windows.h>
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# include "Interface/Mutex.h"
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#endif
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#ifdef MODE_LIN
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#if !defined(_LARGEFILE64_SOURCE) && !defined(__APPLE__)
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# define _LARGEFILE64_SOURCE
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#endif
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# include <fcntl.h>
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# include <sys/stat.h>
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# include <stdlib.h>
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# include <unistd.h>
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# define _unlink unlink
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#endif
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class File : public IFile
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{
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public:
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File();
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~File();
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bool Open(std::string pfn, int mode=MODE_READ);
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bool Open(void *handle);
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bool OpenTemporaryFile(const std::string &tmpdir="", bool first_try=true);
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std::string Read(_u32 tr, bool *has_error=NULL);
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_u32 Read(char* buffer, _u32 bsize, bool *has_error=NULL);
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_u32 Write(const std::string &tw, bool *has_error=NULL);
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_u32 Write(const char* buffer, _u32 bsize, bool *has_error=NULL);
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bool Seek(_i64 spos);
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_i64 Size(void);
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_i64 RealSize();
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void Close();
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bool PunchHole( _i64 spos, _i64 size );
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bool Sync();
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#ifdef _WIN32
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static void init_mutex();
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static void destroy_mutex();
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#endif
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std::string getFilename(void);
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private:
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#ifdef MODE_STL
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std::fstream fi;
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#endif
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#ifdef MODE_WIN
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HANDLE hfile;
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bool is_sparse;
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#endif
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#ifdef MODE_LIN
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int fd;
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#endif
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std::string fn;
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#ifdef _WIN32
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static size_t tmp_file_index;
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static IMutex* index_mutex;
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static std::string random_prefix;
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#endif
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};
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bool DeleteFileInt(std::string pFilename);
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#endif //FILE_H
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