ftp.c File Reference

#include <stdlib.h>
#include "libavutil/avstring.h"
#include "libavutil/time.h"
#include "avformat.h"
#include "internal.h"
#include "network.h"
#include "os_support.h"
#include "url.h"
#include "libavutil/opt.h"

Go to the source code of this file.

Data Structures
struct	FTPContext

Macros
#define	CONTROL_BUFFER_SIZE   1024
#define	CREDENTIALS_BUFFER_SIZE   128
#define	OFFSET(x)   offsetof(FTPContext, x)
#define	D   AV_OPT_FLAG_DECODING_PARAM
#define	E   AV_OPT_FLAG_ENCODING_PARAM

Enumerations
enum	FTPState {   UNKNOWN, READY, DOWNLOADING, UPLOADING,   DISCONNECTED }

Functions
static int	ftp_conn_control_block_control (void *data)
static int	ftp_getc (FTPContext *s)
static int	ftp_get_line (FTPContext *s, char *line, int line_size)
static int	ftp_flush_control_input (FTPContext *s)
static int	ftp_status (FTPContext *s, char **line, const int response_codes[])
static int	ftp_send_command (FTPContext *s, const char *command, const int response_codes[], char **response)
static void	ftp_close_data_connection (FTPContext *s)
static void	ftp_close_both_connections (FTPContext *s)
static int	ftp_auth (FTPContext *s)
static int	ftp_passive_mode (FTPContext *s)
static int	ftp_current_dir (FTPContext *s)
static int	ftp_file_size (FTPContext *s)
static int	ftp_retrieve (FTPContext *s)
static int	ftp_store (FTPContext *s)
static int	ftp_type (FTPContext *s)
static int	ftp_restart (FTPContext *s, int64_t pos)
static int	ftp_connect_control_connection (URLContext *h)
static int	ftp_connect_data_connection (URLContext *h)
static int	ftp_abort (URLContext *h)
static int	ftp_open (URLContext *h, const char *url, int flags)
static int64_t	ftp_seek (URLContext *h, int64_t pos, int whence)
static int	ftp_read (URLContext *h, unsigned char *buf, int size)
static int	ftp_write (URLContext *h, const unsigned char *buf, int size)
static int	ftp_close (URLContext *h)
static int	ftp_get_file_handle (URLContext *h)
static int	ftp_shutdown (URLContext *h, int flags)

Variables
static const AVOption	options []
static const AVClass	ftp_context_class
URLProtocol	ff_ftp_protocol

Macro Definition Documentation

#define CONTROL_BUFFER_SIZE   1024

Definition at line 31 of file ftp.c.

Referenced by ftp_auth(), ftp_connect_control_connection(), ftp_connect_data_connection(), ftp_file_size(), ftp_flush_control_input(), ftp_getc(), ftp_restart(), ftp_retrieve(), ftp_status(), and ftp_store().

#define CREDENTIALS_BUFFER_SIZE   128

Definition at line 32 of file ftp.c.

Referenced by ftp_auth().

#define OFFSET

(

x

)

offsetof(FTPContext, x)

Definition at line 63 of file ftp.c.

#define D   AV_OPT_FLAG_DECODING_PARAM

Definition at line 64 of file ftp.c.

#define E   AV_OPT_FLAG_ENCODING_PARAM

Definition at line 65 of file ftp.c.

Enumeration Type Documentation

enum FTPState

Enumerator:

UNKNOWN
READY
DOWNLOADING
UPLOADING
DISCONNECTED

Definition at line 34 of file ftp.c.

Function Documentation

static int ftp_conn_control_block_control ( void *  data )

static

Definition at line 80 of file ftp.c.

Referenced by ftp_open().

static int ftp_getc ( FTPContext *  s )

static

Definition at line 86 of file ftp.c.

Referenced by ftp_get_line().

static int ftp_get_line ( FTPContext *  s, char *  line, int  line_size  )

static

Definition at line 105 of file ftp.c.

Referenced by ftp_flush_control_input(), and ftp_status().

static int ftp_flush_control_input ( FTPContext *  s )

static

Definition at line 133 of file ftp.c.

Referenced by ftp_send_command().

static int ftp_status ( FTPContext *  s, char **  line, const int  response_codes[]  )

static

Definition at line 157 of file ftp.c.

Referenced by ftp_abort(), ftp_connect_control_connection(), and ftp_send_command().

static int ftp_send_command ( FTPContext *  s, const char *  command, const int  response_codes[], char **  response  )

static

Definition at line 205 of file ftp.c.

Referenced by ftp_abort(), ftp_auth(), ftp_current_dir(), ftp_file_size(), ftp_passive_mode(), ftp_restart(), ftp_retrieve(), ftp_store(), and ftp_type().

static void ftp_close_data_connection ( FTPContext *  s )

static

Definition at line 228 of file ftp.c.

Referenced by ftp_abort(), and ftp_close_both_connections().

static void ftp_close_both_connections ( FTPContext *  s )

static

Definition at line 235 of file ftp.c.

Referenced by ftp_abort(), and ftp_close().

static int ftp_auth ( FTPContext *  s )

static

Definition at line 241 of file ftp.c.

Referenced by ftp_connect_control_connection().

static int ftp_passive_mode ( FTPContext *  s )

static

Definition at line 275 of file ftp.c.

Referenced by ftp_connect_data_connection().

static int ftp_current_dir ( FTPContext *  s )

static

Definition at line 321 of file ftp.c.

Referenced by ftp_open().

static int ftp_file_size ( FTPContext *  s )

static

Definition at line 359 of file ftp.c.

Referenced by ftp_open().

static int ftp_retrieve ( FTPContext *  s )

static

Definition at line 378 of file ftp.c.

Referenced by ftp_read().

static int ftp_store ( FTPContext *  s )

static

Definition at line 392 of file ftp.c.

Referenced by ftp_write().

static int ftp_type ( FTPContext *  s )

static

Definition at line 406 of file ftp.c.

Referenced by ftp_connect_control_connection().

static int ftp_restart ( FTPContext *  s, int64_t  pos  )

static

Definition at line 417 of file ftp.c.

Referenced by ftp_connect_data_connection(), and ftp_open().

static int ftp_connect_control_connection ( URLContext *  h )

static

Definition at line 429 of file ftp.c.

Referenced by ftp_abort(), and ftp_open().

static int ftp_connect_data_connection ( URLContext *  h )

static

Definition at line 473 of file ftp.c.

Referenced by ftp_read(), and ftp_write().

static int ftp_abort ( URLContext *  h )

static

Definition at line 506 of file ftp.c.

Referenced by ftp_read(), and ftp_seek().

static int ftp_open ( URLContext *  h, const char *  url, int  flags  )

static

Definition at line 545 of file ftp.c.

static int64_t ftp_seek ( URLContext *  h, int64_t  pos, int  whence  )

static

Definition at line 594 of file ftp.c.

Referenced by ftp_read().

static int ftp_read ( URLContext *  h, unsigned char *  buf, int  size  )

static

Definition at line 634 of file ftp.c.

static int ftp_write ( URLContext *  h, const unsigned char *  buf, int  size  )

static

Definition at line 689 of file ftp.c.

static int ftp_close ( URLContext *  h )

static

Definition at line 718 of file ftp.c.

static int ftp_get_file_handle ( URLContext *  h )

static

Definition at line 727 of file ftp.c.

static int ftp_shutdown ( URLContext *  h, int  flags  )

static

Definition at line 739 of file ftp.c.

Variable Documentation

const AVOption options[]

static

Initial value:

= {
    {"timeout", "set timeout of socket I/O operations", OFFSET(rw_timeout), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, D|E },
    {"ftp-write-seekable", "control seekability of connection during encoding", OFFSET(write_seekable), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 1, E },
    {"ftp-anonymous-password", "password for anonymous login. E-mail address should be used.", OFFSET(anonymous_password), AV_OPT_TYPE_STRING, { 0 }, 0, 0, D|E },
    {NULL}
}

Definition at line 66 of file ftp.c.

const AVClass ftp_context_class

static

Initial value:

= {
    .class_name     = "ftp",
    .item_name      = av_default_item_name,
    .option         = options,
    .version        = LIBAVUTIL_VERSION_INT,
}

Definition at line 73 of file ftp.c.

URLProtocol ff_ftp_protocol

Initial value:

= {
    .name                = "ftp",
    .url_open            = ftp_open,
    .url_read            = ftp_read,
    .url_write           = ftp_write,
    .url_seek            = ftp_seek,
    .url_close           = ftp_close,
    .url_get_file_handle = ftp_get_file_handle,
    .url_shutdown        = ftp_shutdown,
    .priv_data_size      = sizeof(FTPContext),
    .priv_data_class     = &ftp_context_class,
    .flags               = URL_PROTOCOL_FLAG_NETWORK,
}

Definition at line 751 of file ftp.c.