ftp.c File Reference

#include "libavutil/avstring.h"
#include "libavutil/internal.h"
#include "libavutil/parseutils.h"
#include "avformat.h"
#include "internal.h"
#include "url.h"
#include "libavutil/opt.h"
#include "libavutil/bprint.h"

Go to the source code of this file.

Data Structures
struct	FTPContext

Macros
#define	CONTROL_BUFFER_SIZE   1024
#define	DIR_BUFFER_SIZE   4096
#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,   LISTING_DIR, DISCONNECTED }
enum	FTPListingMethod { UNKNOWN_METHOD, NLST, MLSD }

Functions
static int	ftp_close (URLContext *h)
static int	ftp_getc (FTPContext *s)
static int	ftp_get_line (FTPContext *s, char *line, int line_size)
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_epsv (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_set_dir (FTPContext *s)
static int	ftp_list_mlsd (FTPContext *s)
static int	ftp_list_nlst (FTPContext *s)
static int	ftp_has_feature (FTPContext *s, const char *feature_name)
static int	ftp_list (FTPContext *s)
static int	ftp_features (FTPContext *s)
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_connect (URLContext *h, const char *url)
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_get_file_handle (URLContext *h)
static int	ftp_shutdown (URLContext *h, int flags)
static int	ftp_open_dir (URLContext *h)
static int64_t	ftp_parse_date (const char *date)
static int	ftp_parse_entry_nlst (char *line, AVIODirEntry *next)
static int	ftp_parse_entry_mlsd (char *mlsd, AVIODirEntry *next)
static int	ftp_parse_entry (URLContext *h, char *line, AVIODirEntry *next)
static int	ftp_read_dir (URLContext *h, AVIODirEntry **next)
static int	ftp_close_dir (URLContext *h)
static int	ftp_delete (URLContext *h)
static int	ftp_move (URLContext *h_src, URLContext *h_dst)

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

Macro Definition Documentation

#define CONTROL_BUFFER_SIZE   1024

Definition at line 30 of file ftp.c.

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

#define DIR_BUFFER_SIZE   4096

Definition at line 31 of file ftp.c.

Referenced by ftp_open_dir(), and ftp_read_dir().

#define OFFSET

(

x

)

offsetof(FTPContext, x)

Definition at line 74 of file ftp.c.

#define D   AV_OPT_FLAG_DECODING_PARAM

Definition at line 75 of file ftp.c.

#define E   AV_OPT_FLAG_ENCODING_PARAM

Definition at line 76 of file ftp.c.

Enumeration Type Documentation

enum FTPState

Enumerator
UNKNOWN
READY
DOWNLOADING
UPLOADING
LISTING_DIR
DISCONNECTED

Definition at line 33 of file ftp.c.

enum FTPListingMethod

Enumerator
UNKNOWN_METHOD
NLST
MLSD

Definition at line 42 of file ftp.c.

Function Documentation

static int ftp_close ( URLContext *  h )

static

Definition at line 859 of file ftp.c.

Referenced by ftp_delete(), ftp_move(), and ftp_open().

static int ftp_getc ( FTPContext *  s )

static

Definition at line 93 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 110 of file ftp.c.

Referenced by ftp_status().

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

static

Definition at line 138 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 199 of file ftp.c.

Referenced by ftp_abort(), ftp_auth(), ftp_current_dir(), ftp_delete(), ftp_features(), ftp_file_size(), ftp_list_mlsd(), ftp_list_nlst(), ftp_move(), ftp_passive_mode(), ftp_passive_mode_epsv(), ftp_restart(), ftp_retrieve(), ftp_set_dir(), ftp_store(), and ftp_type().

static void ftp_close_data_connection ( FTPContext *  s )

static

Definition at line 221 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 228 of file ftp.c.

Referenced by ftp_abort(), and ftp_close().

static int ftp_auth ( FTPContext *  s )

static

Definition at line 234 of file ftp.c.

Referenced by ftp_connect_control_connection().

static int ftp_passive_mode_epsv ( FTPContext *  s )

static

Definition at line 256 of file ftp.c.

Referenced by ftp_connect_data_connection().

static int ftp_passive_mode ( FTPContext *  s )

static

Definition at line 298 of file ftp.c.

Referenced by ftp_connect_data_connection().

static int ftp_current_dir ( FTPContext *  s )

static

Definition at line 344 of file ftp.c.

Referenced by ftp_connect().

static int ftp_file_size ( FTPContext *  s )

static

Definition at line 382 of file ftp.c.

Referenced by ftp_open().

static int ftp_retrieve ( FTPContext *  s )

static

Definition at line 401 of file ftp.c.

Referenced by ftp_read().

static int ftp_store ( FTPContext *  s )

static

Definition at line 417 of file ftp.c.

Referenced by ftp_write().

static int ftp_type ( FTPContext *  s )

static

Definition at line 433 of file ftp.c.

Referenced by ftp_connect_control_connection().

static int ftp_restart ( FTPContext *  s, int64_t  pos  )

static

Definition at line 444 of file ftp.c.

Referenced by ftp_connect_data_connection(), and ftp_open().

static int ftp_set_dir ( FTPContext *  s )

static

Definition at line 456 of file ftp.c.

Referenced by ftp_open_dir().

static int ftp_list_mlsd ( FTPContext *  s )

static

Definition at line 467 of file ftp.c.

Referenced by ftp_list().

static int ftp_list_nlst ( FTPContext *  s )

static

Definition at line 478 of file ftp.c.

Referenced by ftp_list().

static int ftp_has_feature ( FTPContext *  s, const char *  feature_name  )

static

Definition at line 502 of file ftp.c.

Referenced by ftp_features().

static int ftp_list ( FTPContext *  s )

static

Definition at line 491 of file ftp.c.

Referenced by ftp_open_dir().

static int ftp_features ( FTPContext *  s )

static

Definition at line 510 of file ftp.c.

Referenced by ftp_connect_control_connection().

static int ftp_connect_control_connection ( URLContext *  h )

static

Definition at line 530 of file ftp.c.

Referenced by ftp_abort(), and ftp_connect().

static int ftp_connect_data_connection ( URLContext *  h )

static

Definition at line 579 of file ftp.c.

Referenced by ftp_open_dir(), ftp_read(), and ftp_write().

static int ftp_abort ( URLContext *  h )

static

Definition at line 613 of file ftp.c.

Referenced by ftp_read(), and ftp_seek().

static int ftp_connect ( URLContext *  h, const char *  url  )

static

Definition at line 651 of file ftp.c.

Referenced by ftp_delete(), ftp_move(), ftp_open(), and ftp_open_dir().

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

static

Definition at line 703 of file ftp.c.

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

static

Definition at line 730 of file ftp.c.

Referenced by ftp_read().

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

static

Definition at line 773 of file ftp.c.

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

static

Definition at line 830 of file ftp.c.

static int ftp_get_file_handle ( URLContext *  h )

static

Definition at line 875 of file ftp.c.

static int ftp_shutdown ( URLContext *  h, int  flags  )

static

Definition at line 887 of file ftp.c.

static int ftp_open_dir ( URLContext *  h )

static

Definition at line 899 of file ftp.c.

static int64_t ftp_parse_date ( const char *  date )

static

Definition at line 926 of file ftp.c.

Referenced by ftp_parse_entry_mlsd().

static int ftp_parse_entry_nlst ( char *  line, AVIODirEntry *  next  )

static

Definition at line 934 of file ftp.c.

Referenced by ftp_parse_entry().

static int ftp_parse_entry_mlsd ( char *  mlsd, AVIODirEntry *  next  )

static

Definition at line 940 of file ftp.c.

Referenced by ftp_parse_entry().

static int ftp_parse_entry ( URLContext *  h, char *  line, AVIODirEntry *  next  )

static

Returns

0 on success, negative on error, positive on entry to discard.

Definition at line 976 of file ftp.c.

Referenced by ftp_read_dir().

static int ftp_read_dir ( URLContext *  h, AVIODirEntry **  next  )

static

Definition at line 991 of file ftp.c.

static int ftp_close_dir ( URLContext *  h )

static

Definition at line 1038 of file ftp.c.

static int ftp_delete ( URLContext *  h )

static

Definition at line 1047 of file ftp.c.

static int ftp_move ( URLContext *  h_src, URLContext *  h_dst  )

static

Definition at line 1075 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_BOOL, {.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 77 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 84 of file ftp.c.

const 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,
    .url_open_dir        = ftp_open_dir,
    .url_read_dir        = ftp_read_dir,
    .url_close_dir       = ftp_close_dir,
    .url_delete          = ftp_delete,
    .url_move            = ftp_move,
    .flags               = URL_PROTOCOL_FLAG_NETWORK,
    .default_whitelist   = "tcp",
}

Definition at line 1106 of file ftp.c.