blk_DiskFRIReader Class Reference
[IVD Data format.]

#include <df.h>

Inheritance diagram for blk_DiskFRIReader:

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List of all members.

Detailed Description

Definition at line 561 of file df.h.


Public Member Functions
	blk_DiskFRIReader (df_BlockManager &a_mgr, const string &a_medVolID, bool a_recover=false)
virtual	~blk_DiskFRIReader ()
Private Member Functions
virtual UInt32_t	Read (UInt8_t *a_data, const UInt32_t a_size)
Private Attributes
	log_CLASSID_m
cmn_File	m_diskFRI

Constructor & Destructor Documentation

blk_DiskFRIReader::blk_DiskFRIReader	(	df_BlockManager &	a_mgr,
		const string &	a_medVolID,
		bool	a_recover = `false`
	)

Definition at line 32 of file blk_diskfrireader.cpp.

References cmn_Global::dirs, fom_OPEN_EXISTING, fom_READ, ivd_Directories::fri, g_cmn, cmn_File::GetFullPathRef(), log_FUNC_A_m, m_diskFRI, cmn_File::OpenF(), cmn_File::SetFullPath(), cmn_File::StatF(), and ivd_Directories::tmp.

00036     : blk_BufferReader(a_mgr) {
00037     
00038     if (a_recover) {
00039         m_diskFRI.SetFullPath(g_cmn.dirs.tmp + string("fri") + a_fName);
00040         // verify if file exist (i.e. volume closed)
00041         try {
00042             ivd_FileInfo_t fi;
00043             m_diskFRI.StatF(fi);
00044         } catch (...){
00045             // assume volume still opened and try alternate location
00046             m_diskFRI.SetFullPath(g_cmn.dirs.fri + a_fName);
00047         }
00048     }
00049     else {
00050         m_diskFRI.SetFullPath(g_cmn.dirs.fri + a_fName);
00051     }
00052     log_FUNC_A_m(blk_DiskFRIReader, "diskFRI =" << m_diskFRI.GetFullPathRef());
00053 
00054     m_diskFRI.OpenF(fom_READ | fom_OPEN_EXISTING);
00055 }

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blk_DiskFRIReader::~blk_DiskFRIReader ( ) [virtual]

Definition at line 57 of file blk_diskfrireader.cpp.

References log_FUNC_m.

00057                                       {
00058     log_FUNC_m(~blk_DiskFRIReader);
00059 }

Member Function Documentation

UInt32_t blk_DiskFRIReader::Read	(	UInt8_t *	a_data,
		const UInt32_t	a_size
	)			`[private, virtual]`

Implements blk_BufferReader.

Definition at line 61 of file blk_diskfrireader.cpp.

References log_FUNC_m, m_diskFRI, and cmn_File::ReadF().

00061                                                                        {
00062     log_FUNC_m(Read);
00063 
00064     return m_diskFRI.ReadF(a_data, a_size);
00065 }

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