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/***************************************************************************
James Housley
committed
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2007, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
* $Id$
***************************************************************************/
/* #define CURL_LIBSSH2_DEBUG */
#include "setup.h"
#ifdef USE_LIBSSH2
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <stdarg.h>
#include <ctype.h>
#include <limits.h>
#include <libssh2.h>
#include <libssh2_sftp.h>
#if !defined(LIBSSH2_VERSION_NUM) || (LIBSSH2_VERSION_NUM < 0x001000)
#error "this requires libssh2 0.16 or later"
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_FCNTL_H
#include <fcntl.h>
#endif
#ifdef HAVE_TIME_H
#include <time.h>
#endif
#ifndef WIN32
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#ifdef HAVE_UTSNAME_H
#include <sys/utsname.h>
#endif
#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif
#ifdef VMS
#include <in.h>
#include <inet.h>
#endif
#endif /* !WIN32 */
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#if (defined(NETWARE) && defined(__NOVELL_LIBC__))
#undef in_addr_t
#define in_addr_t unsigned long
#endif
#include <curl/curl.h>
#include "urldata.h"
#include "sendf.h"
#include "easyif.h" /* for Curl_convert_... prototypes */
#include "if2ip.h"
#include "hostip.h"
#include "progress.h"
#include "transfer.h"
#include "escape.h"
#include "http.h" /* for HTTP proxy tunnel stuff */
#include "ssh.h"
#include "url.h"
#include "speedcheck.h"
#include "getinfo.h"
#include "strequal.h"
#include "sslgen.h"
#include "connect.h"
#include "strerror.h"
#include "memory.h"
#include "inet_ntop.h"
#include "select.h"
#include "parsedate.h" /* for the week day and month names */
#include "sockaddr.h" /* required for Curl_sockaddr_storage */
#include "multiif.h"
#if defined(HAVE_INET_NTOA_R) && !defined(HAVE_INET_NTOA_R_DECL)
#include "inet_ntoa_r.h"
#endif
#define _MPRINTF_REPLACE /* use our functions only */
#include <curl/mprintf.h>
#define _MPRINTF_REPLACE /* use our functions only */
#include <curl/mprintf.h>
/* The last #include file should be: */
#ifdef CURLDEBUG
#include "memdebug.h"
#endif
#ifndef PATH_MAX
#define PATH_MAX 1024 /* just an extra precaution since there are systems that
have their definition hidden well */
#endif
/* Local functions: */
static const char *sftp_libssh2_strerror(unsigned long err);
static LIBSSH2_ALLOC_FUNC(libssh2_malloc);
static LIBSSH2_REALLOC_FUNC(libssh2_realloc);
static LIBSSH2_FREE_FUNC(libssh2_free);
James Housley
committed
static int get_pathname(const char **cpp, char **path);
Patrick Monnerat
committed
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static CURLcode Curl_ssh_connect(struct connectdata *conn, bool *done);
static CURLcode Curl_ssh_multi_statemach(struct connectdata *conn, bool *done);
static CURLcode Curl_scp_do(struct connectdata *conn, bool *done);
static CURLcode Curl_scp_done(struct connectdata *conn,
CURLcode, bool premature);
static CURLcode Curl_scp_doing(struct connectdata *conn,
bool *dophase_done);
static CURLcode Curl_sftp_do(struct connectdata *conn, bool *done);
static CURLcode Curl_sftp_done(struct connectdata *conn,
CURLcode, bool premature);
static CURLcode Curl_sftp_doing(struct connectdata *conn,
bool *dophase_done);
/*
* SCP protocol handler.
*/
const struct Curl_handler Curl_handler_scp = {
"SCP", /* scheme */
NULL, /* setup_connection */
Curl_scp_do, /* do_it */
Curl_scp_done, /* done */
NULL, /* do_more */
Curl_ssh_connect, /* connect_it */
Curl_ssh_multi_statemach, /* connecting */
Curl_scp_doing, /* doing */
NULL, /* proto_getsock */
NULL, /* doing_getsock */
NULL, /* disconnect */
PORT_SSH, /* defport */
PROT_SCP /* protocol */
};
/*
* SFTP protocol handler.
*/
const struct Curl_handler Curl_handler_sftp = {
"SFTP", /* scheme */
NULL, /* setup_connection */
Curl_sftp_do, /* do_it */
Curl_sftp_done, /* done */
NULL, /* do_more */
Curl_ssh_connect, /* connect_it */
Curl_ssh_multi_statemach, /* connecting */
Curl_sftp_doing, /* doing */
NULL, /* proto_getsock */
NULL, /* doing_getsock */
NULL, /* disconnect */
PORT_SSH, /* defport */
PROT_SFTP /* protocol */
};
static void
kbd_callback(const char *name, int name_len, const char *instruction,
int instruction_len, int num_prompts,
const LIBSSH2_USERAUTH_KBDINT_PROMPT *prompts,
LIBSSH2_USERAUTH_KBDINT_RESPONSE *responses,
void **abstract)
{
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