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# This file is part of ssh-python.

# This library is free software; you can redistribute it and/or

# modify it under the terms of the GNU Lesser General Public

# License as published by the Free Software Foundation, version 2.1.

# This library is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

# Lesser General Public License for more details.

# You should have received a copy of the GNU Lesser General Public

# License along with this library; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-130

from libc.stdlib cimport malloc, free

from libc.string cimport const_char

from utils cimport to_bytes, to_str, handle_error_codes

cimport c_ssh

SSH_SCP_REQUEST_NEWDIR = c_ssh.ssh_scp_request_types.SSH_SCP_REQUEST_NEWDIR

SSH_SCP_REQUEST_NEWFILE = c_ssh.ssh_scp_request_types.SSH_SCP_REQUEST_NEWFILE

SSH_SCP_REQUEST_EOF = c_ssh.ssh_scp_request_types.SSH_SCP_REQUEST_EOF

SSH_SCP_REQUEST_ENDDIR = c_ssh.ssh_scp_request_types.SSH_SCP_REQUEST_ENDDIR

SSH_SCP_REQUEST_WARNING = c_ssh.ssh_scp_request_types.SSH_SCP_REQUEST_WARNING

SSH_SCP_WRITE = c_ssh.SSH_SCP_WRITE

SSH_SCP_READ = c_ssh.SSH_SCP_READ

SSH_SCP_RECURSIVE = c_ssh.SSH_SCP_RECURSIVE

cdef class SCP:

def __cinit__(self):

self.closed = False

def __dealloc__(self):

if self._scp is not NULL:

if not self.closed:

self.close()

c_ssh.ssh_scp_free(self._scp)

self._scp = NULL

@staticmethod

cdef SCP from_ptr(c_ssh.ssh_scp _scp, Session session):

cdef SCP scp = SCP.__new__(SCP)

scp._scp = _scp

scp.session = session

return scp

def accept_request(self):

cdef int rc

with nogil:

rc = c_ssh.ssh_scp_accept_request(self._scp)

return handle_error_codes(rc, self.session._session)

def deny_request(self, reason=None):

cdef int rc

cdef bytes b_reason

cdef const char *_reason = NULL

if reason is not None:

b_reason = to_bytes(reason)

_reason = b_reason

with nogil:

rc = c_ssh.ssh_scp_deny_request(self._scp, _reason)

return handle_error_codes(rc, self.session._session)

cpdef close(self):

cdef int rc

if self.closed:

return 0

with nogil:

rc = c_ssh.ssh_scp_close(self._scp)

if rc == 0:

self.closed = True

return handle_error_codes(rc, self.session._session)

def init(self):

"""Handled by session.scp_new"""

cdef int rc

with nogil:

rc = c_ssh.ssh_scp_init(self._scp)

return handle_error_codes(rc, self.session._session)

def leave_directory(self):

cdef int rc

with nogil:

rc = c_ssh.ssh_scp_leave_directory(self._scp)

return handle_error_codes(rc, self.session._session)

def pull_request(self):

cdef int rc

with nogil:

rc = c_ssh.ssh_scp_pull_request(self._scp)

return handle_error_codes(rc, self.session._session)

def push_directory(self, dirname not None, int mode):

cdef int rc

cdef bytes b_dirname = to_bytes(dirname)

cdef const char *_dirname = b_dirname

with nogil:

rc = c_ssh.ssh_scp_push_directory(self._scp, _dirname, mode)

return handle_error_codes(rc, self.session._session)

def push_file(self, filename not None, size_t size, int perms):

cdef int rc

cdef bytes b_filename = to_bytes(filename)

cdef const char *_filename = b_filename

with nogil:

rc = c_ssh.ssh_scp_push_file(self._scp, _filename, size, perms)

return handle_error_codes(rc, self.session._session)

def push_file64(self, filename not None, c_ssh.uint64_t size, int perms):

cdef int rc

cdef bytes b_filename = to_bytes(filename)

cdef const char *_filename = b_filename

with nogil:

rc = c_ssh.ssh_scp_push_file64(self._scp, _filename, size, perms)

return handle_error_codes(rc, self.session._session)

def read(self, c_ssh.uint32_t size=1024*1024):

cdef int rc

cdef bytes buf = b''

cdef char* cbuf

with nogil:

cbuf = <char *>malloc(sizeof(char)*size)

if cbuf is NULL:

with gil:

raise MemoryError

rc = c_ssh.ssh_scp_read(self._scp, cbuf, size)

try:

if rc > 0:

buf = cbuf[:rc]

finally:

free(cbuf)

return handle_error_codes(rc, self.session._session), buf

def request_get_filename(self):

cdef const char *_filename

cdef bytes filename = b''

with nogil:

_filename = c_ssh.ssh_scp_request_get_filename(self._scp)

if _filename is NULL:

return filename

filename = _filename

return filename

def request_get_permissions(self):

cdef int rc

with nogil:

rc = c_ssh.ssh_scp_request_get_permissions(self._scp)

return rc

def request_get_size(self):

cdef size_t rc

with nogil:

rc = c_ssh.ssh_scp_request_get_size(self._scp)

return rc

def request_get_size64(self):

cdef c_ssh.uint64_t rc

with nogil:

rc = c_ssh.ssh_scp_request_get_size64(self._scp)

return rc

def request_get_warning(self):

cdef const char *_warning

cdef bytes warning = b''

with nogil:

_warning = c_ssh.ssh_scp_request_get_warning(self._scp)

if _warning is NULL:

return warning

warning = _warning

return warning

def write(self, bytes data):

cdef size_t size = len(data)

cdef const_char *c_data = data

cdef int rc

with nogil:

rc = c_ssh.ssh_scp_write(self._scp, c_data, size)

return handle_error_codes(rc, self.session._session)