inter: [chore] move all exceptions into interfaces.py

(cherry picked from commit 585b754c8b)

src/generator.py

@@ -16,15 +16,12 @@ from copy import deepcopy
 from .isa_loader import InstructionSet
 from .interfaces import Generator, TestCase, Operand, RegisterOperand, FlagsOperand, \
     MemoryOperand, ImmediateOperand, AgenOperand, LabelOperand, OT, Instruction, BasicBlock, \
-    Function, OperandSpec, InstructionSpec, CondOperand, Actor, ActorMode, ActorPL
-from .util import NotSupportedException, Logger
+    Function, OperandSpec, InstructionSpec, CondOperand, Actor, ActorMode, ActorPL, \
+    NotSupportedException
+from .util import Logger
 from .config import CONF
 
 
-class GeneratorException(Exception):
-    pass
-
-
 # ==================================================================================================
 # Generator Interface
 # ==================================================================================================

src/interfaces.py

@@ -1197,3 +1197,26 @@ class TaintTrackerInterface(ABC):
     @abstractmethod
     def get_taint(self) -> InputTaint:
         pass
+
+
+# ==================================================================================================
+# Exceptions
+# ==================================================================================================
+class GeneratorException(Exception):
+    """ Exception raised when an error occurs during test case generation """
+    pass
+
+
+class HardwareTracingError(Exception):
+    """ Exception raised when an error occurs during hardware tracing """
+    pass
+
+
+class NotSupportedException(Exception):
+    """ Exception raised when a feature is not supported """
+    pass
+
+
+class UnreachableCode(Exception):
+    """ Exception raised when an unreachable code path is reached """
+    pass

src/model.py

@@ -29,9 +29,9 @@ from unicorn import Uc, UcError, UC_MEM_WRITE, UC_MEM_READ, UC_SECOND_SCALE, UC_
 from .interfaces import CTrace, TestCase, Model, InputTaint, Instruction, ExecutionTrace, \
     TracedInstruction, TracedMemAccess, Input, Tracer, Actor, ActorMode, ActorPL, \
     RegisterOperand, FlagsOperand, MemoryOperand, TaintTrackerInterface, TargetDesc, \
-    get_sandbox_addr, SANDBOX_DATA_SIZE, SANDBOX_CODE_SIZE
+    get_sandbox_addr, SANDBOX_DATA_SIZE, SANDBOX_CODE_SIZE, NotSupportedException, AgenOperand
 from .config import CONF
-from .util import Logger, NotSupportedException
+from .util import Logger
 
 # ==================================================================================================
 # Custom Data Types and Constants

src/util.py

@@ -623,11 +623,3 @@ def stable_hash_bytes(data: bytes) -> int:
 
 def stable_hash_intlist(data: List[int]) -> int:
     return xxhash.xxh64(str(data), seed=0).intdigest()
-
-
-class NotSupportedException(Exception):
-    pass
-
-
-class UnreachableCode(Exception):
-    pass

src/x86/x86_generator.py

@@ -14,8 +14,9 @@ from typing import List, Dict, Set, Optional
 from ..isa_loader import InstructionSet
 from ..interfaces import TestCase, Operand, RegisterOperand, FlagsOperand, MemoryOperand, \
     ImmediateOperand, AgenOperand, OT, Instruction, BasicBlock, InstructionSpec, \
-    MAIN_AREA_SIZE, FAULTY_AREA_SIZE, SANDBOX_DATA_SIZE, Function, ActorPL, PAGE_SIZE
-from ..generator import ConfigurableGenerator, RandomGenerator, Pass, Printer, GeneratorException
+    MAIN_AREA_SIZE, FAULTY_AREA_SIZE, SANDBOX_DATA_SIZE, Function, ActorPL, PAGE_SIZE, \
+    GeneratorException
+from ..generator import ConfigurableGenerator, RandomGenerator, Pass, Printer
 from ..config import CONF
 from .x86_target_desc import X86TargetDesc
 from .x86_elf_parser import X86ElfParser