zipaccess.c File Reference

Include dependency graph for zipaccess.c:

Data Structures
struct	access_sys_t
	************************************************************************** This is our own access_sys_t for zip files More...
Functions
static int	AccessControl (access_t *p_access, int i_query, va_list args)
	**************************************************************************
static ssize_t	AccessRead (access_t *p_access, uint8_t *p_buffer, size_t sz)
	**************************************************************************
static int	AccessSeek (access_t *p_access, uint64_t seek_len)
	**************************************************************************
static int	OpenFileInZip (access_t *p_access, uint64_t i_pos)
	**************************************************************************
static char *	unescapeXml (const char *psz_text)
	**************************************************************************
int	AccessOpen (vlc_object_t *p_this)
	**************************************************************************
void	AccessClose (vlc_object_t *p_this)
	**************************************************************************
static void *ZCALLBACK	ZipIO_Open (void *opaque, const char *file, int mode)
	**************************************************************************
static uLong ZCALLBACK	ZipIO_Read (void *opaque, void *stream, void *buf, uLong size)
	**************************************************************************
static uLong ZCALLBACK	ZipIO_Write (void *opaque, void *stream, const void *buf, uLong size)
	**************************************************************************
static long ZCALLBACK	ZipIO_Tell (void *opaque, void *stream)
	**************************************************************************
static long ZCALLBACK	ZipIO_Seek (void *opaque, void *stream, uLong offset, int origin)
	**************************************************************************
static int ZCALLBACK	ZipIO_Close (void *opaque, void *stream)
	**************************************************************************
static int ZCALLBACK	ZipIO_Error (void *opaque, void *stream)
	**************************************************************************

---

Function Documentation

void AccessClose

(

vlc_object_t *

p_this

)

**************************************************************************

Close access: free structures

References CommonClose(), access_sys_t::fileFunctions, access_sys_t::p_control, access_t::p_sys, p_sys, access_sys_t::psz_fileInzip, and access_sys_t::zipFile.

Referenced by AccessOpen().

static int AccessControl	(	access_t *	p_access,
		int	i_query,
		va_list	args
	)			[static]

**************************************************************************

Control access

References ACCESS_CAN_CONTROL_PACE, ACCESS_CAN_FASTSEEK, ACCESS_CAN_PAUSE, ACCESS_CAN_SEEK, ACCESS_GET_CONTENT_TYPE, ACCESS_GET_META, ACCESS_GET_PRIVATE_ID_STATE, ACCESS_GET_PTS_DELAY, ACCESS_GET_TITLE_INFO, ACCESS_SET_PAUSE_STATE, ACCESS_SET_PRIVATE_ID_STATE, ACCESS_SET_SEEKPOINT, ACCESS_SET_TITLE, DEFAULT_PTS_DELAY, msg_Warn, VLC_EGENERIC, and VLC_SUCCESS.

int AccessOpen

(

vlc_object_t *

p_this

)

**************************************************************************

************************************************************************** Module access points: access

Open access

References access_InitFields(), ACCESS_SET_CALLBACKS, AccessClose(), AccessControl(), AccessRead(), AccessReadStream(), AccessSeek(), access_t::b_eof, CFG_PREFIX, CommonClose(), CommonOpen(), access_sys_t::fileFunctions, FindMainDevice(), GetV4L2Params(), dshow_stream_t::i_fourcc, access_t::i_pos, access_t::i_seekpoint, access_t::i_size, access_t::i_title, access_t::i_update, access_t::info, demux_sys_t::io, IO_METHOD_READ, msg_Dbg, msg_Err, OpenFileInZip(), access_sys_t::p_control, p_stream, access_t::p_sys, p_sys, ParseMRL(), access_t::pf_block, access_t::pf_control, access_t::pf_read, access_t::pf_seek, access_sys_t::pp_streams, access_t::psz_access, access_t::psz_demux, access_sys_t::psz_fileInzip, access_t::psz_location, ReadCompressed(), strdup(), unescapeXml(), var_InheritInteger, VLC_CODEC_DV, VLC_CODEC_MPGV, VLC_EGENERIC, VLC_ENOMEM, VLC_SUCCESS, ZIP_SEP, ZIP_SEP_LEN, access_sys_t::zipFile, ZipIO_Close(), ZipIO_Error(), ZipIO_Open(), ZipIO_Read(), ZipIO_Seek(), ZipIO_Tell(), and ZipIO_Write().

static ssize_t AccessRead	(	access_t *	p_access,
		uint8_t *	p_buffer,
		size_t	sz
	)			[static]

**************************************************************************

Read access Reads current opened file in zip. This does not open the file in zip. Return -1 if no data yet, 0 if no more data, else real data read

References access_t::i_pos, access_t::info, msg_Err, access_t::p_sys, p_sys, VLC_EGENERIC, and access_sys_t::zipFile.

static int AccessSeek	(	access_t *	p_access,
		uint64_t	seek_len
	)			[static]

**************************************************************************

Seek inside zip file

References access_t::i_pos, access_t::info, msg_Err, msg_Warn, OpenFileInZip(), access_t::p_sys, p_sys, VLC_EGENERIC, VLC_SUCCESS, ZIP_BUFFER_LEN, and access_sys_t::zipFile.

Referenced by AccessOpen(), and OpenFileInZip().

static int OpenFileInZip	(	access_t *	p_access,
		uint64_t	i_pos
	)			[static]

**************************************************************************

Open file in zip

References AccessSeek(), access_t::i_pos, access_t::info, msg_Err, access_t::p_sys, p_sys, access_sys_t::psz_fileInzip, VLC_EGENERIC, VLC_SUCCESS, and access_sys_t::zipFile.

Referenced by AccessOpen(), and AccessSeek().

static char * unescapeXml

(

const char *

psz_text

)

[static]

**************************************************************************

Unescape valid XML string The exact reverse of escapeToXml (zipstream.c)

References i_value, and isAllowedChar().

Referenced by AccessOpen().

static int ZCALLBACK ZipIO_Close	(	void *	opaque,
		void *	stream
	)			[static]

**************************************************************************

I/O functions for the ioapi: close

References stream_Delete().

static int ZCALLBACK ZipIO_Error	(	void *	opaque,
		void *	stream
	)			[static]

**************************************************************************

I/O functions for the ioapi: test error (man 3 ferror)

static void* ZCALLBACK ZipIO_Open	(	void *	opaque,
		const char *	file,
		int	mode
	)			[static]

**************************************************************************

I/O functions for the ioapi: open (read only)

References stream_UrlNew.

static uLong ZCALLBACK ZipIO_Read	(	void *	opaque,
		void *	stream,
		void *	buf,
		uLong	size
	)			[static]

**************************************************************************

I/O functions for the ioapi: read

References stream_Read().

static long ZCALLBACK ZipIO_Seek	(	void *	opaque,
		void *	stream,
		uLong	offset,
		int	origin
	)			[static]

**************************************************************************

I/O functions for the ioapi: seek

References stream_Seek(), stream_Size(), and stream_Tell().

static long ZCALLBACK ZipIO_Tell	(	void *	opaque,
		void *	stream
	)			[static]

**************************************************************************

I/O functions for the ioapi: tell

References stream_Tell().

static uLong ZCALLBACK ZipIO_Write	(	void *	opaque,
		void *	stream,
		const void *	buf,
		uLong	size
	)			[static]

**************************************************************************

I/O functions for the ioapi: write (assert insteadof segfault)