Files
zonemaster.es/zonemaster-ldns/ldns/contrib/python/ldns_rdf.i
Malin eaaa8f6a11 fix: populate ldns submodule and add autotools to LDNS build stage
- Re-cloned zonemaster-ldns with --recurse-submodules so the bundled
  ldns C library source (including Changelog and configure.ac) is present
- Added autoconf, automake, libtool to Dockerfile.backend ldns-build stage
  so libtoolize + autoreconf can generate ldns/configure during make

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-04-21 08:33:38 +02:00

950 lines
34 KiB
OpenEdge ABL

/******************************************************************************
* ldns_rdf.i: LDNS record data
*
* Copyright (c) 2009, Zdenek Vasicek (vasicek AT fit.vutbr.cz)
* Karel Slany (slany AT fit.vutbr.cz)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the organization nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
/* ========================================================================= */
/* SWIG setting and definitions. */
/* ========================================================================= */
/* Creates a temporary instance of (ldns_rdf *). */
%typemap(in, numinputs=0, noblock=1) (ldns_rdf **)
{
ldns_rdf *$1_rdf = NULL;
$1 = &$1_rdf;
}
/* Result generation, appends (ldns_rdf *) after the result. */
%typemap(argout, noblock=1) (ldns_rdf **)
{
$result = SWIG_Python_AppendOutput($result,
SWIG_NewPointerObj(SWIG_as_voidptr($1_rdf),
SWIGTYPE_p_ldns_struct_rdf, SWIG_POINTER_OWN | 0));
}
#if SWIG_VERSION < 0x040200
/*
* Automatic conversion of const (ldns_rdf *) parameter from string.
* Argument default value.
*/
%typemap(arginit, noblock=1) const ldns_rdf *
{
#if SWIG_VERSION >= 0x040200
PyObject *$1_bytes = NULL;
#else
char *$1_str = NULL;
#endif
}
/*
* Automatic conversion of const (ldns_rdf *) parameter from string.
* Preparation of arguments.
*/
%typemap(in, noblock=1) const ldns_rdf * (void* argp, $1_ltype tmp = 0, int res)
{
if (Python_str_Check($input)) {
const char *argstr;
#if SWIG_VERSION >= 0x040200
argstr = SWIG_PyUnicode_AsUTF8AndSize($input, NULL, &$1_bytes);
#else
$1_str = SWIG_Python_str_AsChar($input);
argstr = $1_str;
#endif
if (argstr == NULL) {
%argument_fail(SWIG_TypeError, "char *", $symname, $argnum);
}
tmp = ldns_dname_new_frm_str(argstr);
if (tmp == NULL) {
%argument_fail(SWIG_TypeError, "char *", $symname, $argnum);
}
$1 = ($1_ltype) tmp;
} else {
res = SWIG_ConvertPtr($input, &argp, SWIGTYPE_p_ldns_struct_rdf, 0 | 0);
if (!SWIG_IsOK(res)) {
%argument_fail(res, "ldns_rdf const *", $symname, $argnum);
}
$1 = ($1_ltype) argp;
}
}
/*
* Automatic conversion of const (ldns_rdf *) parameter from string.
* Freeing of allocated memory (in Python 3 when daling with strings).
*/
%typemap(freearg, noblock=1) const ldns_rdf *
{
#if SWIG_VERSION >= 0x040200
if ($1_bytes != NULL) {
/* Is not NULL only when a conversion form string occurred. */
Py_XDECREF($1_bytes);
}
#else
if ($1_str != NULL) {
/* Is not NULL only when a conversion form string occurred. */
SWIG_Python_str_DelForPy3($1_str); /* Is a empty macro for Python < 3. */
}
#endif
}
#else
/*
* Automatic conversion of const (ldns_rdf *) parameter from string.
* Argument default value.
*/
%typemap(arginit, noblock=1) const ldns_rdf *
{
PyObject *$1_bytes = NULL;
}
/*
* Automatic conversion of const (ldns_rdf *) parameter from string.
* Preparation of arguments.
*/
%typemap(in, noblock=1) const ldns_rdf * (void* argp, $1_ltype tmp = 0, int res)
{
if (Python_str_Check($input)) {
const char *$1_str = SWIG_PyUnicode_AsUTF8AndSize($input, NULL, &$1_bytes);
if ($1_str == NULL) {
%argument_fail(SWIG_TypeError, "char *", $symname, $argnum);
}
tmp = ldns_dname_new_frm_str($1_str);
if (tmp == NULL) {
%argument_fail(SWIG_TypeError, "char *", $symname, $argnum);
}
$1 = ($1_ltype) tmp;
} else {
res = SWIG_ConvertPtr($input, &argp, SWIGTYPE_p_ldns_struct_rdf, 0 | 0);
if (!SWIG_IsOK(res)) {
%argument_fail(res, "ldns_rdf const *", $symname, $argnum);
}
$1 = ($1_ltype) argp;
}
}
/*
* Automatic conversion of const (ldns_rdf *) parameter from string.
* Freeing of allocated memory (it's a no op unless compiling for some older versions of the Python stable ABI).
*/
%typemap(freearg, noblock=1) const ldns_rdf *
{
Py_XDECREF($1_bytes);
}
#endif
%nodefaultctor ldns_struct_rdf; /* No default constructor. */
%nodefaultdtor ldns_struct_rdf; /* No default destructor. */
/*
* This file must contain all %newobject and %delobject tags also for
* ldns_dname. This is because the ldns_dname is a derived class from ldns_rdf.
*/
%newobject ldns_rdf_new;
%newobject ldns_rdf_new_frm_str;
%newobject ldns_rdf_new_frm_data;
%newobject ldns_rdf_address_reverse;
%newobject ldns_rdf_clone;
%newobject ldns_rdf2str;
%newobject ldns_dname_new;
%newobject ldns_dname_new_frm_str;
%newobject ldns_dname_new_frm_data;
%newobject ldns_dname_cat_clone;
%newobject ldns_dname_label;
%newobject ldns_dname_left_chop;
%newobject ldns_dname_reverse;
%delobject ldns_rdf_deep_free;
%delobject ldns_rdf_free;
/*
* Should the ldns_rdf_new() also be marked as deleting its data parameter?
*/
%delobject ldns_rdf_set_data; /* Because data are directly coupled into rdf. */
%rename(ldns_rdf) ldns_struct_rdf;
/* ========================================================================= */
/* Debugging related code. */
/* ========================================================================= */
#ifdef LDNS_DEBUG
%rename(__ldns_rdf_deep_free) ldns_rdf_deep_free;
%rename(__ldns_rdf_free) ldns_rdf_free;
%inline
%{
/*!
* @brief Prints information about deallocated rdf and deallocates.
*/
void _ldns_rdf_deep_free (ldns_rdf *r)
{
printf("******** LDNS_RDF deep free 0x%lX ************\n",
(long unsigned int) r);
ldns_rdf_deep_free(r);
}
/*!
* @brief Prints information about deallocated rdf and deallocates.
*/
void _ldns_rdf_free (ldns_rdf* r)
{
printf("******** LDNS_RDF free 0x%lX ************\n",
(long unsigned int) r);
ldns_rdf_free(r);
}
%}
#else /* !LDNS_DEBUG */
%rename(_ldns_rdf_deep_free) ldns_rdf_deep_free;
%rename(_ldns_rdf_free) ldns_rdf_free;
#endif /* LDNS_DEBUG */
/* ========================================================================= */
/* Added C code. */
/* ========================================================================= */
%inline
%{
/*!
* @brief returns a human readable string containing rdf type.
*/
const char *ldns_rdf_type2str(const ldns_rdf *rdf)
{
if (rdf) {
switch(ldns_rdf_get_type(rdf)) {
case LDNS_RDF_TYPE_NONE: return 0;
case LDNS_RDF_TYPE_DNAME: return "DNAME";
case LDNS_RDF_TYPE_INT8: return "INT8";
case LDNS_RDF_TYPE_INT16: return "INT16";
case LDNS_RDF_TYPE_INT32: return "INT32";
case LDNS_RDF_TYPE_A: return "A";
case LDNS_RDF_TYPE_AAAA: return "AAAA";
case LDNS_RDF_TYPE_STR: return "STR";
case LDNS_RDF_TYPE_APL: return "APL";
case LDNS_RDF_TYPE_B32_EXT: return "B32_EXT";
case LDNS_RDF_TYPE_B64: return "B64";
case LDNS_RDF_TYPE_HEX: return "HEX";
case LDNS_RDF_TYPE_NSEC: return "NSEC";
case LDNS_RDF_TYPE_TYPE: return "TYPE";
case LDNS_RDF_TYPE_CLASS: return "CLASS";
case LDNS_RDF_TYPE_CERT_ALG: return "CER_ALG";
case LDNS_RDF_TYPE_ALG: return "ALG";
case LDNS_RDF_TYPE_UNKNOWN: return "UNKNOWN";
case LDNS_RDF_TYPE_TIME: return "TIME";
case LDNS_RDF_TYPE_PERIOD: return "PERIOD";
case LDNS_RDF_TYPE_TSIGTIME: return "TSIGTIME";
case LDNS_RDF_TYPE_HIP: return "HIP";
case LDNS_RDF_TYPE_INT16_DATA: return "INT16_DATA";
case LDNS_RDF_TYPE_SERVICE: return "SERVICE";
case LDNS_RDF_TYPE_LOC: return "LOC";
case LDNS_RDF_TYPE_WKS: return "WKS";
case LDNS_RDF_TYPE_NSAP: return "NSAP";
case LDNS_RDF_TYPE_ATMA: return "ATMA";
case LDNS_RDF_TYPE_IPSECKEY: return "IPSECKEY";
case LDNS_RDF_TYPE_NSEC3_SALT: return "NSEC3_SALT";
case LDNS_RDF_TYPE_NSEC3_NEXT_OWNER:
return "NSEC3_NEXT_OWNER";
case LDNS_RDF_TYPE_ILNP64: return "ILNP64";
case LDNS_RDF_TYPE_EUI48: return "EUI48";
case LDNS_RDF_TYPE_EUI64: return "EUI64";
case LDNS_RDF_TYPE_TAG: return "TAG";
case LDNS_RDF_TYPE_LONG_STR: return "LONG_STR";
case LDNS_RDF_TYPE_AMTRELAY: return "AMTRELAY";
case LDNS_RDF_TYPE_SVCPARAMS: return "SVCPARAMS";
case LDNS_RDF_TYPE_CERTIFICATE_USAGE:
return "CERTIFICATE_USAGE";
case LDNS_RDF_TYPE_SELECTOR: return "SELECTOR";
case LDNS_RDF_TYPE_MATCHING_TYPE:
return "MATCHING_TYPE";
}
}
return 0;
}
%}
%inline
%{
/*!
* @brief Returns the rdf data organised into a list of bytes.
*/
PyObject * ldns_rdf_data_as_bytearray(const ldns_rdf *rdf)
{
Py_ssize_t len;
uint8_t *data;
assert(rdf != NULL);
len = ldns_rdf_size(rdf);
data = ldns_rdf_data(rdf);
return PyByteArray_FromStringAndSize((char *) data, len);
}
%}
/* ========================================================================= */
/* Encapsulating Python code. */
/* ========================================================================= */
%feature("docstring") ldns_struct_rdf "Resource record data field.
The data is a network ordered array of bytes, which size is specified
by the (16-bit) size field. To correctly parse it, use the type
specified in the (16-bit) type field with a value from ldns_rdf_type."
%extend ldns_struct_rdf {
%pythoncode
%{
def __init__(self):
"""
Cannot be created directly from Python.
"""
raise Exception("This class can't be created directly. " +
"Please use: ldns_rdf_new, ldns_rdf_new_frm_data, " +
"ldns_rdf_new_frm_str, ldns_rdf_new_frm_fp, " +
"ldns_rdf_new_frm_fp_l")
__swig_destroy__ = _ldns._ldns_rdf_deep_free
#
# LDNS_RDF_CONSTRUCTORS_
#
@staticmethod
def new_frm_str(string, rr_type, raiseException = True):
"""
Creates a new rdf from a string of a given type.
:param string: string to use
:type string: string
:param rr_type: The type of the rdf. See predefined `RDF_TYPE_`
constants.
:type rr_type: integer
:param raiseException: If True, an exception occurs in case
a RDF object can't be created.
:type raiseException: bool
:throws TypeError: When parameters of mismatching types.
:throws Exception: When raiseException set and rdf couldn't
be created.
:return: :class:`ldns_rdf` object or None. If the object
can't be created and `raiseException` is True,
an exception occurs.
**Usage**
>>> rdf = ldns.ldns_rdf.new_frm_str("74.125.43.99", ldns.LDNS_RDF_TYPE_A)
>>> print rdf, rdf.get_type_str()
A 74.125.43.99
>>> name = ldns.ldns_resolver.new_frm_file().get_name_by_addr(rdf)
>>> if (name): print name
99.43.125.74.in-addr.arpa. 85277 IN PTR bw-in-f99.google.com.
"""
rr = _ldns.ldns_rdf_new_frm_str(rr_type, string)
if (not rr) and raiseException:
raise Exception("Can't create query packet")
return rr
#
# _LDNS_RDF_CONSTRUCTORS
#
def __str__(self):
"""
Converts the rdata field to presentation format.
"""
return _ldns.ldns_rdf2str(self)
def __cmp__(self, other):
"""
Compares two rdfs on their wire formats.
(To order dnames according to rfc4034, use ldns_dname_compare.)
:param other: The second one RDF.
:type other: :class:`ldns_rdf`
:throws TypeError: When `other` of non-:class:`ldns_rdf` type.
:return: (int) -1, 0 or 1 if self comes before other,
is equal or self comes after other respectively.
"""
return _ldns.ldns_rdf_compare(self, other)
def __lt__(self, other):
"""
Compares two rdfs on their formats.
:param other: The socond one RDF.
:type other: :class:`ldns_rdf`
:throws TypeError: When `other` of non-:class:`ldns_rdf` type.
:return: (bool) True when `self` is less than 'other'.
"""
return _ldns.ldns_rdf_compare(self, other) == -1
def __le__(self, other):
"""
Compares two rdfs on their formats.
:param other: The socond one RDF.
:type other: :class:`ldns_rdf`
:throws TypeError: When `other` of non-:class:`ldns_rdf` type.
:return: (bool) True when `self` is less than or equal to
'other'.
"""
return _ldns.ldns_rdf_compare(self, other) != 1
def __eq__(self, other):
"""
Compares two rdfs on their formats.
:param other: The socond one RDF.
:type other: :class:`ldns_rdf`
:throws TypeError: When `other` of non-:class:`ldns_rdf` type.
:return: (bool) True when `self` is equal to 'other'.
"""
return _ldns.ldns_rdf_compare(self, other) == 0
def __ne__(self, other):
"""
Compares two rdfs on their formats.
:param other: The socond one RDF.
:type other: :class:`ldns_rdf`
:throws TypeError: When `other` of non-:class:`ldns_rdf` type.
:return: (bool) True when `self` is not equal to 'other'.
"""
return _ldns.ldns_rdf_compare(self, other) != 0
def __gt__(self, other):
"""
Compares two rdfs on their formats.
:param other: The socond one RDF.
:type other: :class:`ldns_rdf`
:throws TypeError: When `other` of non-:class:`ldns_rdf` type.
:return: (bool) True when `self` is greater than 'other'.
"""
return _ldns.ldns_rdf_compare(self, other) == 1
def __ge__(self, other):
"""
Compares two rdfs on their formats.
:param other: The socond one RDF.
:type other: :class:`ldns_rdf`
:throws TypeError: When `other` of non-:class:`ldns_rdf` type.
:return: (bool) True when `self` is greater than or equal to
'other'.
"""
return _ldns.ldns_rdf_compare(self, other) != -1
def print_to_file(self, output):
"""
Prints the data in the rdata field to the given `output` file
stream (in presentation format).
"""
_ldns.ldns_rdf_print(output, self)
def get_type_str(self):
"""
Returns the type of the rdf as a human readable string.
:return: String containing rdf type.
"""
return ldns_rdf_type2str(self)
def write_to_buffer(self, buffer):
"""
Copies the rdata data to the buffer in wire format.
:param buffer: Buffer to append the rdf to.
:type param: :class:`ldns_buffer`
:throws TypeError: When `buffer` of non-:class:`ldns_buffer`
type.
:return: (ldns_status) ldns_status
"""
return _ldns.ldns_rdf2buffer_wire(buffer, self)
#parameters: ldns_buffer *, const ldns_rdf *,
#retvals: ldns_status
def write_to_buffer_canonical(self, buffer):
"""
Copies the rdata data to the buffer in wire format.
If the rdata is a dname, the letters will be converted
to lower case during the conversion.
:param buffer: LDNS buffer.
:type buffer: :class:`ldns_buffer`
:throws TypeError: When `buffer` of non-:class:`ldns_buffer`
type.
:return: (ldns_status) ldns_status
"""
return _ldns.ldns_rdf2buffer_wire_canonical(buffer, self)
#parameters: ldns_buffer *, const ldns_rdf *,
#retvals: ldns_status
#
# LDNS_RDF_METHODS_
#
def address_reverse(self):
"""
Reverses an rdf, only actually useful for AAAA and A records.
The returned rdf has the type LDNS_RDF_TYPE_DNAME!
:return: (:class:`ldns_rdf`) The reversed rdf
(a newly created rdf).
"""
return _ldns.ldns_rdf_address_reverse(self)
#parameters: ldns_rdf *,
#retvals: ldns_rdf *
def clone(self):
"""
Clones a rdf structure.
The data are copied.
:return: (:class:`ldns_rdf`) A new rdf structure.
"""
return _ldns.ldns_rdf_clone(self)
#parameters: const ldns_rdf *,
#retvals: ldns_rdf *
def data(self):
"""
Returns the data of the rdf.
:return: (uint8_t \*) uint8_t* pointer to the rdf's data.
"""
return _ldns.ldns_rdf_data(self)
#parameters: const ldns_rdf *,
#retvals: uint8_t *
def data_as_bytearray(self):
"""
Returns the data of the rdf as a bytearray.
:return: (bytearray) Bytearray containing the rdf data.
"""
return _ldns.ldns_rdf_data_as_bytearray(self)
#parameters: const ldns_rdf *,
#retvals: bytearray
def get_type(self):
"""
Returns the type of the rdf.
We need to prepend the prefix get_ here to prevent conflict
with the rdf_type TYPE.
:return: (ldns_rdf_type) Identifier of the type.
"""
return _ldns.ldns_rdf_get_type(self)
#parameters: const ldns_rdf *,
#retvals: ldns_rdf_type
def set_data(self, data):
"""
Sets the data portion of the rdf.
The data are not copied, but are assigned to the rdf,
`data` are decoupled from the Python engine.
:param data: Data to be set.
:type data: void \*
"""
_ldns.ldns_rdf_set_data(self, data)
#parameters: ldns_rdf *, void *,
#retvals:
def set_size(self, size):
"""
Sets the size of the rdf.
:param size: The new size.
:type size: integer
:throws TypeError: When size of non-integer type.
"""
_ldns.ldns_rdf_set_size(self,size)
#parameters: ldns_rdf *,size_t,
#retvals:
def set_type(self, atype):
"""
Sets the type of the rdf.
:param atype: rdf type
:type atype: integer
:throws TypeError: When atype of non-integer type.
"""
_ldns.ldns_rdf_set_type(self, atype)
#parameters: ldns_rdf *, ldns_rdf_type,
#retvals:
def size(self):
"""
Returns the size of the rdf.
:return: (size_t) uint16_t with the size.
"""
return _ldns.ldns_rdf_size(self)
#parameters: const ldns_rdf *,
#retvals: size_t
@staticmethod
def dname_new_frm_str(string):
"""
Creates a new dname rdf instance from a given string.
This static method is equivalent to using of default
:class:`ldns_rdf` constructor.
:parameter string: String to use.
:type string: string
:throws TypeError: When not a string used.
:return: :class:`ldns_rdf` or None if error.
.. warning::
It is scheduled to be deprecated and removed. Use
:class:`ldns_dname` constructor instead.
"""
warnings.warn("The ldns_rdf.dname_new_frm_str() method is" +
" scheduled to be deprecated in future releases." +
" Use ldns_dname constructor instead.",
PendingDeprecationWarning, stacklevel=2)
return _ldns.ldns_dname_new_frm_str(string)
def absolute(self):
"""
Checks whether the given dname string is absolute
(i.e., ends with a '.').
:return: (bool) True or False
.. note::
This method was malfunctioning in ldns-1.3.16 and also
possibly earlier.
.. warning::
It is scheduled to be deprecated and removed. Convert
:class:`ldns_rdf` to :class:`ldns_dname` to use the method.
"""
warnings.warn("The ldns_rdf.absolute() method is scheduled" +
" to be deprecated in future releases." +
" Convert the ldns_rdf to ldns_dname and the use its" +
" methods.", PendingDeprecationWarning, stacklevel=2)
if self.get_type() == _ldns.LDNS_RDF_TYPE_DNAME:
string = self.__str__()
return _ldns.ldns_dname_str_absolute(string) != 0
else:
return False
def make_canonical(self):
"""
Put a dname into canonical format (i.e., convert to lower case).
Performs no action if not a dname.
.. warning::
This method is scheduled to be deprecated and removed.
Convert :class:`ldns_rdf` to :class:`ldns_dname` to use
the method.
"""
warnings.warn("The ldns_rdf.make_canonical() method is scheduled" +
" to be deprecated in future releases." +
" Convert the ldns_rdf to ldns_dname and the use its" +
" methods.", PendingDeprecationWarning, stacklevel=2)
_ldns.ldns_dname2canonical(self)
def dname_compare(self, other):
"""
Compares two dname rdf according to the algorithm
for ordering in RFC4034 Section 6.
:param other: The second dname rdf to compare.
:type other: :class:`ldns_rdf`
:throws TypeError: When not a :class:`ldns_rdf` used.
:throws Exception: When not dnames compared.
:return: (int) -1, 0 or 1 if `self` comes before `other`,
`self` is equal or `self` comes after `other` respectively.
.. warning::
It is scheduled to be deprecated and removed. Convert
:class:`ldns_rdf` to :class:`ldns_dname`.
"""
warnings.warn("The ldns_rdf.dname_compare() method is" +
" scheduled to be deprecated in future releases." +
" Convert the ldns_rdf to ldns_dname and the use its" +
" methods.", PendingDeprecationWarning, stacklevel=2)
#
# The wrapped function generates asserts instead of setting
# error status. They cannot be caught from Python so a check
# is necessary.
#
if not isinstance(other, ldns_rdf):
raise TypeError("Parameter must be derived from ldns_rdf.")
if (self.get_type() != _ldns.LDNS_RDF_TYPE_DNAME) or \
(other.get_type() != _ldns.LDNS_RDF_TYPE_DNAME):
raise Exception("Both operands must be dname rdfs.")
return _ldns.ldns_dname_compare(self, other)
def cat(self, rd2):
"""
Concatenates `rd2` after `this` dname (`rd2` is copied,
`this` dname is modified).
:param rd2: The right-hand side.
:type rd2: :class:`ldns_rdf`
:throws TypeError: When `rd2` of non-:class:`ldns_rdf` or
non-:class:`ldns_dname` type.
:return: (ldns_status) LDNS_STATUS_OK on success.
.. warning::
It is scheduled to be deprecated and removed. Convert
:class:`ldns_rdf` to :class:`ldns_dname`.
"""
warnings.warn("The ldns_rdf.cat() method is scheduled" +
" to be deprecated in future releases." +
" Convert the ldns_rdf to ldns_dname and the use its" +
" methods.", PendingDeprecationWarning, stacklevel=2)
return _ldns.ldns_dname_cat(self, rd2)
#parameters: ldns_rdf *, ldns_rdf *,
#retvals: ldns_status
def cat_clone(self, rd2):
"""
Concatenates two dnames together.
:param rd2: The right-hand side.
:type rd2: :class:`ldns_rdf`
:throws TypeError: When `rd2` of non-:class:`ldns_rdf` or
non-:class:`ldns_dname` type.
:return: (:class:`ldns_rdf`) A new rdf with
left-hand side + right-hand side content None when
error.
.. warning::
It is scheduled to be deprecated and removed. Convert
:class:`ldns_rdf` to :class:`ldns_dname`.
"""
warnings.warn("The ldns_rdf.cat_clone() method is scheduled" +
" to be deprecated in future releases." +
" Convert the ldns_rdf to ldns_dname and the use its" +
" methods.", PendingDeprecationWarning, stacklevel=2)
return _ldns.ldns_dname_cat_clone(self, rd2)
#parameters: const ldns_rdf *, const ldns_rdf *,
#retvals: ldns_rdf *
def interval(self, middle, next):
"""
Check whether the `middle` lays in the interval defined by
`this` and `next` (`this` <= `middle` < `next`).
This method is useful for nsec checking
:param middle: The dname to check.
:type middle: :class:`ldns_rdf`
:param next: The boundary.
:type next: :class:`ldns_rdf`
:throws TypeError: When `middle` or `next` of
non-:class:`ldns_rdf` type.
:throws Exception: When non-dname rdfs compared.
:return: (int) 0 on error or unknown,
-1 when middle is in the interval, 1 when not.
.. warning::
It is scheduled to be deprecated and removed. Convert
:class:`ldns_rdf` to :class:`ldns_dname`.
"""
warnings.warn("The ldns_rdf.interval() method is scheduled" +
" to be deprecated in future releases." +
" Convert the ldns_rdf to ldns_dname and the use its" +
" methods.", PendingDeprecationWarning, stacklevel=2)
#
# The wrapped function generates asserts instead of setting
# error status. They cannot be caught from Python so a check
# is necessary.
#
if (not isinstance(middle, ldns_rdf)) or \
(not isinstance(next, ldns_rdf)):
raise TypeError("Parameters must be derived from ldns_rdf.")
if (self.get_type() != _ldns.LDNS_RDF_TYPE_DNAME) or \
(middle.get_type() != _ldns.LDNS_RDF_TYPE_DNAME) or \
(next.get_type() != _ldns.LDNS_RDF_TYPE_DNAME):
raise Exception("All operands must be dname rdfs.")
return _ldns.ldns_dname_interval(self, middle, next)
#parameters: const ldns_rdf *, const ldns_rdf *, const ldns_rdf *,
#retvals: int
def is_subdomain(self, parent):
"""
Tests whether the name of the given instance falls under
`parent` (i.e., is a sub-domain of `parent`).
This function will return False if the given dnames
are equal.
:param parent: The parent's name.
:type parent: :class:`ldns_rdf`
:throws TypeError: When `parent` of non-:class:`ldns_rdf` type.
:return: (bool) True if `this` falls under `parent`, otherwise
False.
.. warning::
It is scheduled to be deprecated and removed. Convert
:class:`ldns_rdf` to :class:`ldns_dname`.
"""
warnings.warn("The ldns_rdf.is_subdomain() method is scheduled" +
" to be deprecated in future releases." +
" Convert the ldns_rdf to ldns_dname and the use its" +
" methods.", PendingDeprecationWarning, stacklevel=2)
return _ldns.ldns_dname_is_subdomain(self, parent)
#parameters: const ldns_rdf *, const ldns_rdf *,
#retvals: bool
def label(self, labelpos):
"""
Look inside the rdf and if it is an LDNS_RDF_TYPE_DNAME try
and retrieve a specific label.
The labels are numbered starting from 0 (left most).
:param labelpos: Index of the label. (Labels are numbered
0, which is the left most.)
:type labelpos: integer
:throws TypeError: When `labelpos` of non-integer type.
:return: (:class:`ldns_rdf`) A new rdf with the label
as name or None on error.
.. warning::
It is scheduled to be deprecated and removed. Convert
:class:`ldns_rdf` to :class:`ldns_dname`.
"""
warnings.warn("The ldns_rdf.label() method is scheduled" +
" to be deprecated in future releases." +
" Convert the ldns_rdf to ldns_dname and the use its" +
" methods.", PendingDeprecationWarning, stacklevel=2)
return _ldns.ldns_dname_label(self, labelpos)
#parameters: const ldns_rdf *, uint8_t,
#retvals: ldns_rdf *
def label_count(self):
"""
Count the number of labels inside a LDNS_RDF_DNAME type rdf.
:return: (uint8_t) The number of labels. Will return 0 if
not a dname.
.. warning::
It is scheduled to be deprecated and removed. Convert
:class:`ldns_rdf` to :class:`ldns_dname`.
"""
warnings.warn("The ldns_rdf.label_count() method is scheduled" +
" to be deprecated in future releases." +
" Convert the ldns_rdf to ldns_dname and the use its" +
" methods.", PendingDeprecationWarning, stacklevel=2)
return _ldns.ldns_dname_label_count(self)
#parameters: const ldns_rdf *,
#retvals: uint8_t
def left_chop(self):
"""
Chop one label off the left side of a dname.
(e.g., wwww.nlnetlabs.nl, becomes nlnetlabs.nl)
:return: (:class:`ldns_rdf`) The remaining dname or None when
error.
.. warning::
It is scheduled to be deprecated and removed. Convert
:class:`ldns_rdf` to :class:`ldns_dname`.
"""
warnings.warn("The ldns_rdf.left_chop() method is scheduled" +
" to be deprecated in future releases." +
" Convert the ldns_rdf to ldns_dname and the use its" +
" methods.", PendingDeprecationWarning, stacklevel=2)
return _ldns.ldns_dname_left_chop(self)
#parameters: const ldns_rdf *,
#retvals: ldns_rdf *
def reverse(self):
"""
Returns a clone of the given dname with the labels reversed.
When reversing non-dnames a "." (root name) dname is returned.
:throws Exception: When used on non-dname rdfs.
:return: (:class:`ldns_rdf`) Clone of the dname with the labels
reversed or ".".
.. warning::
It is scheduled to be deprecated and removed. Convert
:class:`ldns_rdf` to :class:`ldns_dname`.
"""
warnings.warn("The ldns_rdf.reverse() method is scheduled" +
" to be deprecated in future releases." +
" Convert the ldns_rdf to ldns_dname and the use its" +
" methods.", PendingDeprecationWarning, stacklevel=2)
if self.get_type() != _ldns.LDNS_RDF_TYPE_DNAME:
raise Exception("Operand must be a dname rdf.")
return _ldns.ldns_dname_reverse(self)
#parameters: const ldns_rdf *,
#retvals: ldns_rdf *
#
# _LDNS_RDF_METHODS
#
%}
}