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import lldb
from lldbsuite.test.lldbtest import *
from lldbsuite.test.decorators import *
from lldbsuite.test.gdbclientutils import *
from lldbsuite.test.lldbgdbclient import GDBRemoteTestBase
class TestGdbClientMemoryRegions(GDBRemoteTestBase):
def test(self):
"""
Test handling of overflowing memory regions. In particular, make sure
they don't trigger an infinite loop.
"""
class MyResponder(MockGDBServerResponder):
def qHostInfo(self):
return "ptrsize:8;endian:little;"
def qMemoryRegionInfo(self, addr):
if addr == 0:
return "start:0;size:8000000000000000;permissions:rw;"
if addr == 0x8000000000000000:
return "start:8000000000000000;size:8000000000000000;permissions:r;"
self.runCmd("log enable gdb-remote packets")
self.runCmd("log enable lldb temp")
self.server.responder = MyResponder()
target = self.dbg.CreateTarget("")
process = self.connect(target)
regions = process.GetMemoryRegions()
self.assertEqual(regions.GetSize(), 2)
region = lldb.SBMemoryRegionInfo()
self.assertTrue(regions.GetMemoryRegionAtIndex(0, region))
self.assertEqual(region.GetRegionBase(), 0)
self.assertEqual(region.GetRegionEnd(), 0x8000000000000000)
self.assertTrue(region.IsWritable())
self.assertTrue(regions.GetMemoryRegionAtIndex(1, region))
self.assertEqual(region.GetRegionBase(), 0x8000000000000000)
self.assertEqual(region.GetRegionEnd(), 0xFFFFFFFFFFFFFFFF)
self.assertFalse(region.IsWritable())
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