diff options
Diffstat (limited to 'third_party/dnspython/dns/rdtypes/ANY/LOC.py')
| -rw-r--r-- | third_party/dnspython/dns/rdtypes/ANY/LOC.py | 334 |
1 files changed, 0 insertions, 334 deletions
diff --git a/third_party/dnspython/dns/rdtypes/ANY/LOC.py b/third_party/dnspython/dns/rdtypes/ANY/LOC.py deleted file mode 100644 index 154546d79d2..00000000000 --- a/third_party/dnspython/dns/rdtypes/ANY/LOC.py +++ /dev/null @@ -1,334 +0,0 @@ -# Copyright (C) 2003-2007, 2009-2011 Nominum, Inc. -# -# Permission to use, copy, modify, and distribute this software and its -# documentation for any purpose with or without fee is hereby granted, -# provided that the above copyright notice and this permission notice -# appear in all copies. -# -# THE SOFTWARE IS PROVIDED "AS IS" AND NOMINUM DISCLAIMS ALL WARRANTIES -# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF -# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL NOMINUM BE LIABLE FOR -# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES -# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN -# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT -# OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - -import cStringIO -import struct - -import dns.exception -import dns.rdata - -_pows = (1L, 10L, 100L, 1000L, 10000L, 100000L, 1000000L, 10000000L, - 100000000L, 1000000000L, 10000000000L) - -def _exponent_of(what, desc): - exp = None - for i in xrange(len(_pows)): - if what // _pows[i] == 0L: - exp = i - 1 - break - if exp is None or exp < 0: - raise dns.exception.SyntaxError("%s value out of bounds" % desc) - return exp - -def _float_to_tuple(what): - if what < 0: - sign = -1 - what *= -1 - else: - sign = 1 - what = long(round(what * 3600000)) - degrees = int(what // 3600000) - what -= degrees * 3600000 - minutes = int(what // 60000) - what -= minutes * 60000 - seconds = int(what // 1000) - what -= int(seconds * 1000) - what = int(what) - return (degrees * sign, minutes, seconds, what) - -def _tuple_to_float(what): - if what[0] < 0: - sign = -1 - value = float(what[0]) * -1 - else: - sign = 1 - value = float(what[0]) - value += float(what[1]) / 60.0 - value += float(what[2]) / 3600.0 - value += float(what[3]) / 3600000.0 - return sign * value - -def _encode_size(what, desc): - what = long(what); - exponent = _exponent_of(what, desc) & 0xF - base = what // pow(10, exponent) & 0xF - return base * 16 + exponent - -def _decode_size(what, desc): - exponent = what & 0x0F - if exponent > 9: - raise dns.exception.SyntaxError("bad %s exponent" % desc) - base = (what & 0xF0) >> 4 - if base > 9: - raise dns.exception.SyntaxError("bad %s base" % desc) - return long(base) * pow(10, exponent) - -class LOC(dns.rdata.Rdata): - """LOC record - - @ivar latitude: latitude - @type latitude: (int, int, int, int) tuple specifying the degrees, minutes, - seconds, and milliseconds of the coordinate. - @ivar longitude: longitude - @type longitude: (int, int, int, int) tuple specifying the degrees, - minutes, seconds, and milliseconds of the coordinate. - @ivar altitude: altitude - @type altitude: float - @ivar size: size of the sphere - @type size: float - @ivar horizontal_precision: horizontal precision - @type horizontal_precision: float - @ivar vertical_precision: vertical precision - @type vertical_precision: float - @see: RFC 1876""" - - __slots__ = ['latitude', 'longitude', 'altitude', 'size', - 'horizontal_precision', 'vertical_precision'] - - def __init__(self, rdclass, rdtype, latitude, longitude, altitude, - size=1.0, hprec=10000.0, vprec=10.0): - """Initialize a LOC record instance. - - The parameters I{latitude} and I{longitude} may be either a 4-tuple - of integers specifying (degrees, minutes, seconds, milliseconds), - or they may be floating point values specifying the number of - degrees. The other parameters are floats.""" - - super(LOC, self).__init__(rdclass, rdtype) - if isinstance(latitude, int) or isinstance(latitude, long): - latitude = float(latitude) - if isinstance(latitude, float): - latitude = _float_to_tuple(latitude) - self.latitude = latitude - if isinstance(longitude, int) or isinstance(longitude, long): - longitude = float(longitude) - if isinstance(longitude, float): - longitude = _float_to_tuple(longitude) - self.longitude = longitude - self.altitude = float(altitude) - self.size = float(size) - self.horizontal_precision = float(hprec) - self.vertical_precision = float(vprec) - - def to_text(self, origin=None, relativize=True, **kw): - if self.latitude[0] > 0: - lat_hemisphere = 'N' - lat_degrees = self.latitude[0] - else: - lat_hemisphere = 'S' - lat_degrees = -1 * self.latitude[0] - if self.longitude[0] > 0: - long_hemisphere = 'E' - long_degrees = self.longitude[0] - else: - long_hemisphere = 'W' - long_degrees = -1 * self.longitude[0] - text = "%d %d %d.%03d %s %d %d %d.%03d %s %0.2fm" % ( - lat_degrees, self.latitude[1], self.latitude[2], self.latitude[3], - lat_hemisphere, long_degrees, self.longitude[1], self.longitude[2], - self.longitude[3], long_hemisphere, self.altitude / 100.0 - ) - - if self.size != 1.0 or self.horizontal_precision != 10000.0 or \ - self.vertical_precision != 10.0: - text += " %0.2fm %0.2fm %0.2fm" % ( - self.size / 100.0, self.horizontal_precision / 100.0, - self.vertical_precision / 100.0 - ) - return text - - def from_text(cls, rdclass, rdtype, tok, origin = None, relativize = True): - latitude = [0, 0, 0, 0] - longitude = [0, 0, 0, 0] - size = 1.0 - hprec = 10000.0 - vprec = 10.0 - - latitude[0] = tok.get_int() - t = tok.get_string() - if t.isdigit(): - latitude[1] = int(t) - t = tok.get_string() - if '.' in t: - (seconds, milliseconds) = t.split('.') - if not seconds.isdigit(): - raise dns.exception.SyntaxError('bad latitude seconds value') - latitude[2] = int(seconds) - if latitude[2] >= 60: - raise dns.exception.SyntaxError('latitude seconds >= 60') - l = len(milliseconds) - if l == 0 or l > 3 or not milliseconds.isdigit(): - raise dns.exception.SyntaxError('bad latitude milliseconds value') - if l == 1: - m = 100 - elif l == 2: - m = 10 - else: - m = 1 - latitude[3] = m * int(milliseconds) - t = tok.get_string() - elif t.isdigit(): - latitude[2] = int(t) - t = tok.get_string() - if t == 'S': - latitude[0] *= -1 - elif t != 'N': - raise dns.exception.SyntaxError('bad latitude hemisphere value') - - longitude[0] = tok.get_int() - t = tok.get_string() - if t.isdigit(): - longitude[1] = int(t) - t = tok.get_string() - if '.' in t: - (seconds, milliseconds) = t.split('.') - if not seconds.isdigit(): - raise dns.exception.SyntaxError('bad longitude seconds value') - longitude[2] = int(seconds) - if longitude[2] >= 60: - raise dns.exception.SyntaxError('longitude seconds >= 60') - l = len(milliseconds) - if l == 0 or l > 3 or not milliseconds.isdigit(): - raise dns.exception.SyntaxError('bad longitude milliseconds value') - if l == 1: - m = 100 - elif l == 2: - m = 10 - else: - m = 1 - longitude[3] = m * int(milliseconds) - t = tok.get_string() - elif t.isdigit(): - longitude[2] = int(t) - t = tok.get_string() - if t == 'W': - longitude[0] *= -1 - elif t != 'E': - raise dns.exception.SyntaxError('bad longitude hemisphere value') - - t = tok.get_string() - if t[-1] == 'm': - t = t[0 : -1] - altitude = float(t) * 100.0 # m -> cm - - token = tok.get().unescape() - if not token.is_eol_or_eof(): - value = token.value - if value[-1] == 'm': - value = value[0 : -1] - size = float(value) * 100.0 # m -> cm - token = tok.get().unescape() - if not token.is_eol_or_eof(): - value = token.value - if value[-1] == 'm': - value = value[0 : -1] - hprec = float(value) * 100.0 # m -> cm - token = tok.get().unescape() - if not token.is_eol_or_eof(): - value = token.value - if value[-1] == 'm': - value = value[0 : -1] - vprec = float(value) * 100.0 # m -> cm - tok.get_eol() - - return cls(rdclass, rdtype, latitude, longitude, altitude, - size, hprec, vprec) - - from_text = classmethod(from_text) - - def to_wire(self, file, compress = None, origin = None): - if self.latitude[0] < 0: - sign = -1 - degrees = long(-1 * self.latitude[0]) - else: - sign = 1 - degrees = long(self.latitude[0]) - milliseconds = (degrees * 3600000 + - self.latitude[1] * 60000 + - self.latitude[2] * 1000 + - self.latitude[3]) * sign - latitude = 0x80000000L + milliseconds - if self.longitude[0] < 0: - sign = -1 - degrees = long(-1 * self.longitude[0]) - else: - sign = 1 - degrees = long(self.longitude[0]) - milliseconds = (degrees * 3600000 + - self.longitude[1] * 60000 + - self.longitude[2] * 1000 + - self.longitude[3]) * sign - longitude = 0x80000000L + milliseconds - altitude = long(self.altitude) + 10000000L - size = _encode_size(self.size, "size") - hprec = _encode_size(self.horizontal_precision, "horizontal precision") - vprec = _encode_size(self.vertical_precision, "vertical precision") - wire = struct.pack("!BBBBIII", 0, size, hprec, vprec, latitude, - longitude, altitude) - file.write(wire) - - def from_wire(cls, rdclass, rdtype, wire, current, rdlen, origin = None): - (version, size, hprec, vprec, latitude, longitude, altitude) = \ - struct.unpack("!BBBBIII", wire[current : current + rdlen]) - if latitude > 0x80000000L: - latitude = float(latitude - 0x80000000L) / 3600000 - else: - latitude = -1 * float(0x80000000L - latitude) / 3600000 - if latitude < -90.0 or latitude > 90.0: - raise dns.exception.FormError("bad latitude") - if longitude > 0x80000000L: - longitude = float(longitude - 0x80000000L) / 3600000 - else: - longitude = -1 * float(0x80000000L - longitude) / 3600000 - if longitude < -180.0 or longitude > 180.0: - raise dns.exception.FormError("bad longitude") - altitude = float(altitude) - 10000000.0 - size = _decode_size(size, "size") - hprec = _decode_size(hprec, "horizontal precision") - vprec = _decode_size(vprec, "vertical precision") - return cls(rdclass, rdtype, latitude, longitude, altitude, - size, hprec, vprec) - - from_wire = classmethod(from_wire) - - def _cmp(self, other): - f = cStringIO.StringIO() - self.to_wire(f) - wire1 = f.getvalue() - f.seek(0) - f.truncate() - other.to_wire(f) - wire2 = f.getvalue() - f.close() - - return cmp(wire1, wire2) - - def _get_float_latitude(self): - return _tuple_to_float(self.latitude) - - def _set_float_latitude(self, value): - self.latitude = _float_to_tuple(value) - - float_latitude = property(_get_float_latitude, _set_float_latitude, - doc="latitude as a floating point value") - - def _get_float_longitude(self): - return _tuple_to_float(self.longitude) - - def _set_float_longitude(self, value): - self.longitude = _float_to_tuple(value) - - float_longitude = property(_get_float_longitude, _set_float_longitude, - doc="longitude as a floating point value") |