reader_membuffer_mirror

#include <filesystem_helper.h>

Inheritance diagram for reader_membuffer_mirror:

Public Member Functions
bool	get_content_type (pfc::string_base &out)
t_filetimestamp	get_timestamp (abort_callback &p_abort)
bool	is_remote ()
Public Member Functions inherited from reader_membuffer_base
	reader_membuffer_base ()
bool	can_seek ()
t_filesize	get_position (abort_callback &p_abort)
t_filesize	get_size (abort_callback &p_abort)
bool	is_in_memory ()
t_size	read (void *p_buffer, t_size p_bytes, abort_callback &p_abort)
void	reopen (abort_callback &p_abort)
void	seek (t_filesize position, abort_callback &p_abort)
void	write (const void *p_buffer, t_size p_bytes, abort_callback &p_abort)

Static Public Member Functions
static bool	g_create (service_ptr_t< file > &p_out, const service_ptr_t< file > &p_src, abort_callback &p_abort)

Private Member Functions
const void *	get_buffer ()
t_size	get_buffer_size ()
bool	init (const service_ptr_t< file > &p_src, abort_callback &p_abort)

Private Attributes
pfc::array_t< char >	m_buffer
pfc::string8	m_contentType
bool	m_remote
t_filetimestamp	m_timestamp

Additional Inherited Members
Protected Member Functions inherited from reader_membuffer_base
void	seek_internal (t_size p_offset)

Detailed Description

Definition at line 73 of file filesystem_helper.h.

Member Function Documentation

static bool reader_membuffer_mirror::g_create ( service_ptr_t< file > &  p_out, const service_ptr_t< file > &  p_src, abort_callback &  p_abort  )

inlinestatic

Returns false when the object could not be mirrored (too big) or did not need mirroring.

Definition at line 80 of file filesystem_helper.h.

                                                                                                                 {
        service_ptr_t<reader_membuffer_mirror> ptr = new service_impl_t<reader_membuffer_mirror>();
        if (!ptr->init(p_src,p_abort)) return false;
        p_out = ptr.get_ptr();
        return true;
    }

const void* reader_membuffer_mirror::get_buffer ( )

inlineprivatevirtual

Implements reader_membuffer_base.

Definition at line 91 of file filesystem_helper.h.

{return m_buffer.get_ptr();}

t_size reader_membuffer_mirror::get_buffer_size ( )

inlineprivatevirtual

Implements reader_membuffer_base.

Definition at line 92 of file filesystem_helper.h.

{return m_buffer.get_size();}

bool reader_membuffer_mirror::get_content_type ( pfc::string_base &  out )

inlinevirtual

Reimplemented from reader_membuffer_base.

Definition at line 86 of file filesystem_helper.h.

                                                {
        if (m_contentType.is_empty()) return false;
        out = m_contentType; return true;
    }

t_filetimestamp reader_membuffer_mirror::get_timestamp ( abort_callback &  p_abort )

inlinevirtual

Implements reader_membuffer_base.

Definition at line 76 of file filesystem_helper.h.

{return m_timestamp;}

bool reader_membuffer_mirror::init ( const service_ptr_t< file > &  p_src, abort_callback &  p_abort  )

inlineprivate

Definition at line 94 of file filesystem_helper.h.

                                                                          {
        if (p_src->is_in_memory()) return false;//already buffered
        if (!p_src->get_content_type(m_contentType)) m_contentType.reset();
        m_remote = p_src->is_remote();
        
        t_size size = pfc::downcast_guarded<t_size>(p_src->get_size(p_abort));

        m_buffer.set_size(size);

        p_src->reopen(p_abort);
        
        p_src->read_object(m_buffer.get_ptr(),size,p_abort);

        m_timestamp = p_src->get_timestamp(p_abort);

        return true;
    }

bool reader_membuffer_mirror::is_remote ( )

inline

Definition at line 77 of file filesystem_helper.h.

{return m_remote;}

Field Documentation

pfc::array_t<char> reader_membuffer_mirror::m_buffer

private

Definition at line 114 of file filesystem_helper.h.

pfc::string8 reader_membuffer_mirror::m_contentType

private

Definition at line 116 of file filesystem_helper.h.

bool reader_membuffer_mirror::m_remote

private

Definition at line 115 of file filesystem_helper.h.

t_filetimestamp reader_membuffer_mirror::m_timestamp

private

Definition at line 113 of file filesystem_helper.h.

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

• foobar2000/SDK/filesystem_helper.h