blk_StdIOReader Class Reference
[IVD Data format.]

#include <df.h>

Inheritance diagram for blk_StdIOReader:

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Collaboration diagram for blk_StdIOReader:

[legend]

List of all members.

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Detailed Description

Definition at line 538 of file df.h.

Public Member Functions
	blk_StdIOReader (df_BlockManager &a_mgr, const string &a_fName)
virtual	~blk_StdIOReader ()
Private Member Functions
virtual UInt32_t	Read (UInt8_t *a_data, const UInt32_t a_size)
Private Attributes
	log_CLASSID_m
int	m_fHandle

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Constructor & Destructor Documentation

blk_StdIOReader::blk_StdIOReader	(	df_BlockManager &	a_mgr,
		const string &	a_fName
	)

Definition at line 44 of file blk_stdioreader.cpp.

References dbg_NORM, errno, log_DBG_m, log_FUNC_A_m, m_fHandle, and O_BINARY.

    : blk_BufferReader(a_mgr) {

    log_FUNC_A_m(blk_StdIOReader, "fName=" << a_fName);

    if (a_fName.empty()) {
        log_DBG_m(dbg_NORM, "Using stdin for DF input");
        m_fHandle = dup(fileno(stdin));
        if (m_fHandle == -1) {
            throw ivd_SysError(errno, "dup()", true);
        }
#if TGT_OS_windows
        setmode(m_fHandle, O_BINARY);
#endif
    }
    else {
        m_fHandle = open(a_fName.c_str(), O_RDONLY | O_BINARY);
        if (m_fHandle == -1) {
           throw ivd_SysError(errno, "open()", true);
        }
    }
}

blk_StdIOReader::~blk_StdIOReader

(

)

[virtual]

Definition at line 69 of file blk_stdioreader.cpp.

References errno, log_ERR_m, log_FUNC_m, and m_fHandle.

                                  {
    log_FUNC_m(~blk_StdIOReader);

    /* if (m_fHandle != stdin) */ {
        if (close(m_fHandle) != 0) {
           log_ERR_m(
                "close() failed. Ignored. Error: " << errno);
        }
    }
}

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Member Function Documentation

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

Implements blk_BufferReader.

Definition at line 80 of file blk_stdioreader.cpp.

References errno, log_FUNC_m, and m_fHandle.

                                                                     {
    log_FUNC_m(Read);

    Int32_t bytesRead = read(m_fHandle, a_data, a_size);
    if (bytesRead == -1) {
        throw ivd_SysError(errno, "read()", true);
    }
    return bytesRead;
}

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Member Data Documentation

blk_StdIOReader::log_CLASSID_m [private]

Reimplemented from blk_BufferReader.

Definition at line 549 of file df.h.

int blk_StdIOReader::m_fHandle [private]

Definition at line 551 of file df.h.

Referenced by blk_StdIOReader(), Read(), and ~blk_StdIOReader().

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The documentation for this class was generated from the following files:

• df.h
• blk_stdioreader.cpp