| Greg Clayton | 573d85c | 2012-01-30 19:32:25 +0000 | [diff] [blame^] | 1 | #!/usr/bin/python |
| 2 | |
| 3 | import lldb |
| 4 | |
| 5 | class value(object): |
| 6 | '''A class that wraps an lldb.SBValue object and returns an object that |
| 7 | can be used as an object with attribytes:\n |
| 8 | argv = a.value(lldb.frame.FindVariable('argv'))\n |
| 9 | argv.name - return the name of the value that this object contains\n |
| 10 | argv.type - return the lldb.SBType for this value |
| 11 | argv.type_name - return the name of the type |
| 12 | argv.size - return the byte size of this value |
| 13 | argv.is_in_scope - return true if this value is currently in scope |
| 14 | argv.is_pointer - return true if this value is a pointer |
| 15 | argv.format - return the current format for this value |
| 16 | argv.value - return the value's value as a string |
| 17 | argv.summary - return a summary of this value's value |
| 18 | argv.description - return the runtime description for this value |
| 19 | argv.location - return a string that represents the values location (address, register, etc) |
| 20 | argv.target - return the lldb.SBTarget for this value |
| 21 | argv.process - return the lldb.SBProcess for this value |
| 22 | argv.thread - return the lldb.SBThread for this value |
| 23 | argv.frame - return the lldb.SBFrame for this value |
| 24 | argv.num_children - return the number of children this value has |
| 25 | argv.children - return a list of sbvalue objects that represents all of the children of this value |
| 26 | ''' |
| 27 | def __init__(self, sbvalue): |
| 28 | self.sbvalue = sbvalue |
| 29 | |
| 30 | def __nonzero__(self): |
| 31 | return self.sbvalue.__nonzero__() |
| 32 | |
| 33 | def __repr__(self): |
| 34 | return self.sbvalue.__repr__() |
| 35 | |
| 36 | def __str__(self): |
| 37 | return self.sbvalue.__str__() |
| 38 | |
| 39 | def __getitem__(self, key): |
| 40 | if type(key) is int: |
| 41 | return value(self.sbvalue.GetChildAtIndex(key, lldb.eNoDynamicValues, True)) |
| 42 | raise TypeError |
| 43 | |
| 44 | def __getattr__(self, name): |
| 45 | if name == 'name': |
| 46 | return self.sbvalue.GetName() |
| 47 | if name == 'type': |
| 48 | return self.sbvalue.GetType() |
| 49 | if name == 'type_name': |
| 50 | return self.sbvalue.GetTypeName() |
| 51 | if name == 'size': |
| 52 | return self.sbvalue.GetByteSize() |
| 53 | if name == 'is_in_scope': |
| 54 | return self.sbvalue.IsInScope() |
| 55 | if name == 'is_pointer': |
| 56 | return self.sbvalue.TypeIsPointerType() |
| 57 | if name == 'format': |
| 58 | return self.sbvalue.GetFormat () |
| 59 | if name == 'value': |
| 60 | return self.sbvalue.GetValue () |
| 61 | if name == 'summary': |
| 62 | return self.sbvalue.GetSummary () |
| 63 | if name == 'description': |
| 64 | return self.sbvalue.GetObjectDescription () |
| 65 | if name == 'location': |
| 66 | return self.sbvalue.GetLocation () |
| 67 | if name == 'target': |
| 68 | return self.sbvalue.GetTarget() |
| 69 | if name == 'process': |
| 70 | return self.sbvalue.GetProcess() |
| 71 | if name == 'thread': |
| 72 | return self.sbvalue.GetThread() |
| 73 | if name == 'frame': |
| 74 | return self.sbvalue.GetFrame() |
| 75 | if name == 'num_children': |
| 76 | return self.sbvalue.GetNumChildren() |
| 77 | if name == 'children': |
| 78 | # Returns an array of sbvalue objects, one for each child of |
| 79 | # the value for the lldb.SBValue |
| 80 | children = [] |
| 81 | for i in range (self.sbvalue.GetNumChildren()): |
| 82 | children.append(value(self.sbvalue.GetChildAtIndex(i, lldb.eNoDynamicValues, True))) |
| 83 | return children |
| 84 | raise AttributeError |
| 85 | |
| 86 | class variable(object): |
| 87 | '''A class that treats a lldb.SBValue and allows it to be used just as |
| 88 | a variable would be in code. So if you have a Point structure variable |
| 89 | in your code, you would be able to do: "pt.x + pt.y"''' |
| 90 | def __init__(self, sbvalue): |
| 91 | self.sbvalue = sbvalue |
| 92 | |
| 93 | def __nonzero__(self): |
| 94 | return self.sbvalue.__nonzero__() |
| 95 | |
| 96 | def __repr__(self): |
| 97 | return self.sbvalue.__repr__() |
| 98 | |
| 99 | def __str__(self): |
| 100 | return self.sbvalue.__str__() |
| 101 | |
| 102 | def __getitem__(self, key): |
| 103 | # Allow array access if this value has children... |
| 104 | if type(key) is int: |
| 105 | return variable(self.sbvalue.GetValueForExpressionPath("[%i]" % key)) |
| 106 | raise TypeError |
| 107 | |
| 108 | def __getattr__(self, name): |
| 109 | child_sbvalue = self.sbvalue.GetChildMemberWithName (name) |
| 110 | if child_sbvalue: |
| 111 | return variable(child_sbvalue) |
| 112 | raise AttributeError |
| 113 | |
| 114 | def __add__(self, other): |
| 115 | return int(self) + int(other) |
| 116 | |
| 117 | def __sub__(self, other): |
| 118 | return int(self) - int(other) |
| 119 | |
| 120 | def __mul__(self, other): |
| 121 | return int(self) * int(other) |
| 122 | |
| 123 | def __floordiv__(self, other): |
| 124 | return int(self) // int(other) |
| 125 | |
| 126 | def __mod__(self, other): |
| 127 | return int(self) % int(other) |
| 128 | |
| 129 | def __divmod__(self, other): |
| 130 | return int(self) % int(other) |
| 131 | |
| 132 | def __pow__(self, other): |
| 133 | return int(self) ** int(other) |
| 134 | |
| 135 | def __lshift__(self, other): |
| 136 | return int(self) << int(other) |
| 137 | |
| 138 | def __rshift__(self, other): |
| 139 | return int(self) >> int(other) |
| 140 | |
| 141 | def __and__(self, other): |
| 142 | return int(self) & int(other) |
| 143 | |
| 144 | def __xor__(self, other): |
| 145 | return int(self) ^ int(other) |
| 146 | |
| 147 | def __or__(self, other): |
| 148 | return int(self) | int(other) |
| 149 | |
| 150 | def __div__(self, other): |
| 151 | return int(self) / int(other) |
| 152 | |
| 153 | def __truediv__(self, other): |
| 154 | return int(self) / int(other) |
| 155 | |
| 156 | def __iadd__(self, other): |
| 157 | result = self.__add__(other) |
| 158 | self.sbvalue.SetValueFromCString (str(result)) |
| 159 | return result |
| 160 | |
| 161 | def __isub__(self, other): |
| 162 | result = self.__sub__(other) |
| 163 | self.sbvalue.SetValueFromCString (str(result)) |
| 164 | return result |
| 165 | |
| 166 | def __imul__(self, other): |
| 167 | result = self.__mul__(other) |
| 168 | self.sbvalue.SetValueFromCString (str(result)) |
| 169 | return result |
| 170 | |
| 171 | def __idiv__(self, other): |
| 172 | result = self.__div__(other) |
| 173 | self.sbvalue.SetValueFromCString (str(result)) |
| 174 | return result |
| 175 | |
| 176 | def __itruediv__(self, other): |
| 177 | result = self.__truediv__(other) |
| 178 | self.sbvalue.SetValueFromCString (str(result)) |
| 179 | return result |
| 180 | |
| 181 | def __ifloordiv__(self, other): |
| 182 | result = self.__floordiv__(self, other) |
| 183 | self.sbvalue.SetValueFromCString (str(result)) |
| 184 | return result |
| 185 | |
| 186 | def __imod__(self, other): |
| 187 | result = self.__and__(self, other) |
| 188 | self.sbvalue.SetValueFromCString (str(result)) |
| 189 | return result |
| 190 | |
| 191 | def __ipow__(self, other): |
| 192 | result = self.__pow__(self, other) |
| 193 | self.sbvalue.SetValueFromCString (str(result)) |
| 194 | return result |
| 195 | |
| 196 | def __ipow__(self, other, modulo): |
| 197 | result = self.__pow__(self, other, modulo) |
| 198 | self.sbvalue.SetValueFromCString (str(result)) |
| 199 | return result |
| 200 | |
| 201 | def __ilshift__(self, other): |
| 202 | result = self.__lshift__(self, other) |
| 203 | self.sbvalue.SetValueFromCString (str(result)) |
| 204 | return result |
| 205 | |
| 206 | def __irshift__(self, other): |
| 207 | result = self.__rshift__(self, other) |
| 208 | self.sbvalue.SetValueFromCString (str(result)) |
| 209 | return result |
| 210 | |
| 211 | def __iand__(self, other): |
| 212 | result = self.__and__(self, other) |
| 213 | self.sbvalue.SetValueFromCString (str(result)) |
| 214 | return result |
| 215 | |
| 216 | def __ixor__(self, other): |
| 217 | result = self.__xor__(self, other) |
| 218 | self.sbvalue.SetValueFromCString (str(result)) |
| 219 | return result |
| 220 | |
| 221 | def __ior__(self, other): |
| 222 | result = self.__ior__(self, other) |
| 223 | self.sbvalue.SetValueFromCString (str(result)) |
| 224 | return result |
| 225 | |
| 226 | def __neg__(self): |
| 227 | return -int(self) |
| 228 | |
| 229 | def __pos__(self): |
| 230 | return +int(self) |
| 231 | |
| 232 | def __abs__(self): |
| 233 | return abs(int(self)) |
| 234 | |
| 235 | def __invert__(self): |
| 236 | return ~int(self) |
| 237 | |
| 238 | def __complex__(self): |
| 239 | return complex (int(self)) |
| 240 | |
| 241 | def __int__(self): |
| 242 | return self.sbvalue.GetValueAsSigned() |
| 243 | |
| 244 | def __long__(self): |
| 245 | return self.sbvalue.GetValueAsSigned() |
| 246 | |
| 247 | def __float__(self): |
| 248 | return float (self.sbvalue.GetValueAsSigned()) |
| 249 | |
| 250 | def __oct__(self): |
| 251 | return '0%o' % self.sbvalue.GetValueAsSigned() |
| 252 | |
| 253 | def __hex__(self): |
| 254 | return '0x%x' % self.sbvalue.GetValueAsSigned() |
| 255 | |