int ftp_receive(const char *path, FILE *fp,
transfer_mode_t mode, ftp_transfer_func hookf)
{
if(ftp->ssh_pid)
return ssh_do_receive(path, fp, mode, hookf);
if(ftp_init_receive(path, mode, hookf) != 0)
return -1;
return ftp_do_receive(fp, mode, hookf);
}
int ftp_receive(const char *path, FILE *fp,
transfer_mode_t mode, ftp_transfer_func hookf)
{
#ifdef HAVE_LIBSSH
if(ftp->session)
return ssh_do_receive(path, fp, mode, hookf);
#endif
if(ftp_init_receive(path, mode, hookf) != 0)
return -1;
return ftp_do_receive(fp, mode, hookf);
}
int ftp_getfile(const char *infile, const char *outfile, getmode_t how,
transfer_mode_t mode, ftp_transfer_func hookf)
{
FILE *fp;
int r;
struct stat statbuf;
long rp = 0;
int (*close_func)(FILE *fp);
if(stat(outfile, &statbuf) == 0) {
if(S_ISDIR(statbuf.st_mode)) {
ftp_err(_("%s: is a directory\n"), outfile);
return -1;
}
if(!(statbuf.st_mode & S_IWRITE)) {
ftp_err(_("%s: permission denied\n"), outfile);
return -1;
}
if(how == getResume)
ftp->restart_offset = statbuf.st_size;
} else
ftp->restart_offset = 0L;
ftp->ti.total_size = -1;
/* we need to save this, because ftp_init_receive() sets it to zero */
rp = ftp->restart_offset;
reset_transfer_info();
#ifdef HAVE_LIBSSH
if (ftp->session)
{
/* we need to stat the remote file, so we are sure we can read it
* this needs to be done before we call ssh_do_receive, because by
* then, the file is created, and would leave a zero-size file opon
* failure
*/
sftp_attributes a = sftp_stat(ftp->sftp_session, infile);
if(!a) {
ftp_err(_("Unable to stat file '%s': %s\n"), infile, ssh_get_error(ftp->session));
return -1;
}
sftp_attributes_free(a);
/* FIXME: how can we check if it will be possible to transfer
* the specified file?
*/
}
else
#endif
if (ftp_init_receive(infile, mode, hookf) != 0)
return -1;
if(how == getPipe) {
fp = popen(outfile, "w");
close_func = pclose;
} else {
fp = fopen(outfile,
(rp > 0L || (how == getAppend)) ? "a" : "w");
close_func = fclose;
}
if(!fp) {
ftp_err("%s: %s\n", outfile, strerror(errno));
ftp->restart_offset = 0L;
return -1;
}
if(rp > 0L) {
if(fseek(fp, rp, SEEK_SET) != 0) {
ftp_err(_("%s: %s, transfer cancelled\n"),
outfile, strerror(errno));
close_func(fp);
ftp->restart_offset = 0L;
return -1;
}
}
free(ftp->ti.remote_name);
free(ftp->ti.local_name);
ftp->ti.remote_name = xstrdup(infile);
ftp->ti.local_name = xstrdup(outfile);
foo_hookf = hookf;
#ifdef HAVE_LIBSSH
if(ftp->session)
r = ssh_do_receive(infile, fp, mode, hookf);
else
#endif
r = ftp_do_receive(fp, mode, hookf);
close_func(fp);
return r;
}