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ftp.h
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ftp.h
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/*
+----------------------------------------------------------------------+
| PHP Version 4 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2002 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 2.02 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| http://www.php.net/license/2_02.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Andrew Skalski <askalski@chek.com> |
| Stefan Esser <sesser@php.net> (resume functions) |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifndef FTP_H
#define FTP_H
#include "php_network.h"
#include <stdio.h>
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#define FTP_DEFAULT_TIMEOUT 90
#define FTP_DEFAULT_AUTOSEEK 1
#define PHP_FTP_FAILED 0
#define PHP_FTP_FINISHED 1
#define PHP_FTP_MOREDATA 2
/* XXX this should be configurable at runtime XXX */
#define FTP_BUFSIZE 4096
typedef enum ftptype {
FTPTYPE_ASCII,
FTPTYPE_IMAGE
} ftptype_t;
typedef struct databuf
{
int listener; /* listener socket */
int fd; /* data connection */
ftptype_t type; /* transfer type */
char buf[FTP_BUFSIZE]; /* data buffer */
#if HAVE_OPENSSL_EXT
SSL *ssl_handle; /* ssl handle */
int ssl_active; /* flag if ssl is active or not */
#endif
} databuf_t;
typedef struct ftpbuf
{
int fd; /* control connection */
php_sockaddr_storage localaddr; /* local address */
int resp; /* last response code */
char inbuf[FTP_BUFSIZE]; /* last response text */
char *extra; /* extra characters */
int extralen; /* number of extra chars */
char outbuf[FTP_BUFSIZE]; /* command output buffer */
char *pwd; /* cached pwd */
char *syst; /* cached system type */
ftptype_t type; /* current transfer type */
int pasv; /* 0=off; 1=pasv; 2=ready */
php_sockaddr_storage pasvaddr; /* passive mode address */
long timeout_sec; /* User configureable timeout (seconds) */
int autoseek; /* User configureable autoseek flag */
int nb; /* "nonblocking" transfer in progress */
databuf_t *data; /* Data connection for "nonblocking" transfers */
php_stream *stream; /* output stream for "nonblocking" transfers */
int lastch; /* last char of previous call */
int direction; /* recv = 0 / send = 1 */
int closestream;/* close or not close stream */
#if HAVE_OPENSSL_EXT
int use_ssl; /* enable(1) or disable(0) ssl */
int use_ssl_for_data; /* en/disable ssl for the dataconnection */
int old_ssl; /* old mode = forced data encryption */
SSL *ssl_handle; /* handle for control connection */
int ssl_active; /* ssl active on control conn */
#endif
} ftpbuf_t;
/* open a FTP connection, returns ftpbuf (NULL on error)
* port is the ftp port in network byte order, or 0 for the default
*/
ftpbuf_t* ftp_open(const char *host, short port, long timeout_sec TSRMLS_DC);
/* quits from the ftp session (it still needs to be closed)
* return true on success, false on error
*/
int ftp_quit(ftpbuf_t *ftp);
/* frees up any cached data held in the ftp buffer */
void ftp_gc(ftpbuf_t *ftp);
/* close the FTP connection and return NULL */
ftpbuf_t* ftp_close(ftpbuf_t *ftp);
/* logs into the FTP server, returns true on success, false on error */
int ftp_login(ftpbuf_t *ftp, const char *user, const char *pass);
/* reinitializes the connection, returns true on success, false on error */
int ftp_reinit(ftpbuf_t *ftp);
/* returns the remote system type (NULL on error) */
const char* ftp_syst(ftpbuf_t *ftp);
/* returns the present working directory (NULL on error) */
const char* ftp_pwd(ftpbuf_t *ftp);
/* exec a command [special features], return true on success, false on error */
int ftp_exec(ftpbuf_t *ftp, const char *cmd);
/* changes directories, return true on success, false on error */
int ftp_chdir(ftpbuf_t *ftp, const char *dir);
/* changes to parent directory, return true on success, false on error */
int ftp_cdup(ftpbuf_t *ftp);
/* creates a directory, return the directory name on success, NULL on error.
* the return value must be freed
*/
char* ftp_mkdir(ftpbuf_t *ftp, const char *dir);
/* removes a directory, return true on success, false on error */
int ftp_rmdir(ftpbuf_t *ftp, const char *dir);
/* returns a NULL-terminated array of filenames in the given path
* or NULL on error. the return array must be freed (but don't
* free the array elements)
*/
char** ftp_nlist(ftpbuf_t *ftp, const char *path);
/* returns a NULL-terminated array of lines returned by the ftp
* LIST command for the given path or NULL on error. the return
* array must be freed (but don't
* free the array elements)
*/
char** ftp_list(ftpbuf_t *ftp, const char *path, int recursive);
/* switches passive mode on or off
* returns true on success, false on error
*/
int ftp_pasv(ftpbuf_t *ftp, int pasv);
/* retrieves a file and saves its contents to outfp
* returns true on success, false on error
*/
int ftp_get(ftpbuf_t *ftp, php_stream *outstream, const char *path,
ftptype_t type, int resumepos);
/* stores the data from a file, socket, or process as a file on the remote server
* returns true on success, false on error
*/
int ftp_put(ftpbuf_t *ftp, const char *path, php_stream *instream, ftptype_t type, int startpos);
/* returns the size of the given file, or -1 on error */
int ftp_size(ftpbuf_t *ftp, const char *path);
/* returns the last modified time of the given file, or -1 on error */
time_t ftp_mdtm(ftpbuf_t *ftp, const char *path);
/* renames a file on the server */
int ftp_rename(ftpbuf_t *ftp, const char *src, const char *dest);
/* deletes the file from the server */
int ftp_delete(ftpbuf_t *ftp, const char *path);
/* sends a SITE command to the server */
int ftp_site(ftpbuf_t *ftp, const char *cmd);
/* retrieves part of a file and saves its contents to outfp
* returns true on success, false on error
*/
int ftp_nb_get(ftpbuf_t *ftp, php_stream *outstream, const char *path,
ftptype_t type, int resumepos);
/* stores the data from a file, socket, or process as a file on the remote server
* returns true on success, false on error
*/
int ftp_nb_put(ftpbuf_t *ftp, const char *path, php_stream *instream, ftptype_t type, int startpos);
/* continues a previous nb_(f)get command
*/
int ftp_nb_continue_read(ftpbuf_t *ftp);
/* continues a previous nb_(f)put command
*/
int ftp_nb_continue_write(ftpbuf_t *ftp);
#endif