This revision was automatically updated to reflect the committed changes.
Closed by commit rGc30742ba7381: [lldb/Plugins] Clean-up ScriptedProcess python
script (NFC) (authored by mib).
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D119386/new/
https://reviews.llvm.org/D119386
Files:
lldb/examples/python/scripted_process/my_scripted_process.py
lldb/examples/python/scripted_process/scripted_process.py
Index: lldb/examples/python/scripted_process/scripted_process.py
===================================================================
--- lldb/examples/python/scripted_process/scripted_process.py
+++ lldb/examples/python/scripted_process/scripted_process.py
@@ -38,6 +38,7 @@
triple = self.target.triple
if triple:
self.arch = triple.split('-')[0]
+ self.dbg = target.GetDebugger()
if isinstance(args, lldb.SBStructuredData) and args.IsValid():
self.args = args
@@ -217,10 +218,6 @@
self.scripted_process = None
self.process = None
self.args = None
- if isinstance(scripted_process, ScriptedProcess):
- self.target = scripted_process.target
- self.scripted_process = scripted_process
- self.process = self.target.GetProcess()
self.id = None
self.idx = None
@@ -232,6 +229,13 @@
self.register_ctx = {}
self.frames = []
+ if isinstance(scripted_process, ScriptedProcess):
+ self.target = scripted_process.target
+ self.scripted_process = scripted_process
+ self.process = self.target.GetProcess()
+ self.get_register_info()
+
+
@abstractmethod
def get_thread_id(self):
""" Get the scripted thread identifier.
@@ -257,6 +261,7 @@
eStateRunning, ///< Process or thread is running and can't be examined.
eStateStepping, ///< Process or thread is in the process of stepping and can
/// not be examined.
+ eStateCrashed, ///< Process or thread has crashed and can be examined.
Returns:
int: The state type of the scripted thread.
Index: lldb/examples/python/scripted_process/my_scripted_process.py
===================================================================
--- lldb/examples/python/scripted_process/my_scripted_process.py
+++ /dev/null
@@ -1,136 +0,0 @@
-import os,struct,signal
-
-from typing import Any, Dict
-
-import lldb
-from lldb.plugins.scripted_process import ScriptedProcess
-from lldb.plugins.scripted_process import ScriptedThread
-
-class MyScriptedProcess(ScriptedProcess):
- memory_regions = [
- lldb.SBMemoryRegionInfo("stack", 0x1040b2000, 0x1040b4000, 0b110, True,
- True)
- ]
-
- stack_memory_dump = os.path.join(os.path.dirname(os.path.abspath(__file__)),
- 'main.stack-dump')
-
- def __init__(self, target: lldb.SBTarget, args : lldb.SBStructuredData):
- super().__init__(target, args)
-
- def get_memory_region_containing_address(self, addr: int) -> lldb.SBMemoryRegionInfo:
- for region in self.memory_regions:
- if region.GetRegionBase() <= addr < region.GetRegionEnd():
- return region
- return None
-
- def get_thread_with_id(self, tid: int):
- return {}
-
- def get_registers_for_thread(self, tid: int):
- return {}
-
- def read_memory_at_address(self, addr: int, size: int) -> lldb.SBData:
- data = lldb.SBData()
-
- with open(self.stack_memory_dump, 'rb') as f:
- stack_mem = f.read(-1)
- if not stack_mem:
- return data
-
- mem_region = self.get_memory_region_containing_address(addr)
-
- if not mem_region or addr + size > mem_region.GetRegionEnd():
- return data
-
- offset = addr - mem_region.GetRegionBase()
- shrunk_stack_mem = stack_mem[offset:offset + size]
-
- error = lldb.SBError()
- data.SetData(error, shrunk_stack_mem,
- self.target.GetByteOrder(),
- self.target.GetAddressByteSize())
- return data
-
- def get_loaded_images(self):
- return self.loaded_images
-
- def get_process_id(self) -> int:
- return 42
-
- def should_stop(self) -> bool:
- return True
-
- def is_alive(self) -> bool:
- return True
-
- def get_scripted_thread_plugin(self):
- return MyScriptedThread.__module__ + "." + MyScriptedThread.__name__
-
-
-class MyScriptedThread(ScriptedThread):
- register_ctx = {
- "rax":0x00000000000006e4,
- "rbx":0x00000001040b6060,
- "rcx":0x00000001040b2e00,
- "rdx":0x00000001040b2ba8,
- "rdi":0x000000000000002a,
- "rsi":0x00000001040b2b98,
- "rbp":0x00000001040b2a20,
- "rsp":0x00000001040b2a20,
- "r8":0x00000000003e131e,
- "r9":0xffffffff00000000,
- "r10":0x0000000000000000,
- "r11":0x0000000000000246,
- "r12":0x000000010007c3a0,
- "r13":0x00000001040b2b18,
- "r14":0x0000000100003f90,
- "r15":0x00000001040b2b88,
- "rip":0x0000000100003f61,
- "rflags":0x0000000000000206,
- "cs":0x000000000000002b,
- "fs":0x0000000000000000,
- "gs":0x0000000000000000,
- }
-
- def __init__(self, process, args):
- super().__init__(process, args)
-
- def get_thread_id(self) -> int:
- return 0x19
-
- def get_name(self) -> str:
- return MyScriptedThread.__name__ + ".thread-1"
-
- def get_stop_reason(self) -> Dict[str, Any]:
- return { "type": lldb.eStopReasonSignal, "data": {
- "signal": signal.SIGINT
- } }
-
- def get_stackframes(self):
- class ScriptedStackFrame:
- def __init__(idx, cfa, pc, symbol_ctx):
- self.idx = idx
- self.cfa = cfa
- self.pc = pc
- self.symbol_ctx = symbol_ctx
-
-
- symbol_ctx = lldb.SBSymbolContext()
- frame_zero = ScriptedStackFrame(0, 0x42424242, 0x5000000, symbol_ctx)
- self.frames.append(frame_zero)
-
- return self.frame_zero[0:0]
-
- def get_register_context(self) -> str:
- return struct.pack("{}Q".format(len(self.register_ctx)), *self.register_ctx.values())
-
-
-def __lldb_init_module(debugger, dict):
- if not 'SKIP_SCRIPTED_PROCESS_LAUNCH' in os.environ:
- debugger.HandleCommand(
- "process launch -C %s.%s" % (__name__,
- MyScriptedProcess.__name__))
- else:
- print("Name of the class that will manage the scripted process: '%s.%s'"
- % (__name__, MyScriptedProcess.__name__))
\ No newline at end of file
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