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GP-5163: Read stack at $sp-1 for 2, for negative stack growth.

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This commit is contained in:
Dan
2024-12-02 09:44:28 -05:00
parent 954ff4e124
commit 83a9feedbe
3 changed files with 17 additions and 17 deletions
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4
Ghidra/Debug/Debugger-agent-dbgeng/src/main/py/src/ghidradbg/hooks.py
View File

@@ -77,8 +77,8 @@ class ProcessState(object):
commands.putreg()
commands.putmem('0x{:x}'.format(util.get_pc()),
"1", display_result=False)
commands.putmem('0x{:x}'.format(util.get_sp()),
"1", display_result=False)
commands.putmem('0x{:x}'.format(util.get_sp()-1),
"2", display_result=False)
commands.put_frames()
self.visited.add(thread)
frame = util.selected_frame()

2
Ghidra/Debug/Debugger-agent-gdb/src/main/py/src/ghidragdb/hooks.py
View File

@@ -101,7 +101,7 @@ class InferiorState(object):
except gdb.MemoryError as e:
print(f"Couldn't record page with PC: {e}")
try:
commands.putmem("$sp", "1", from_tty=False)
commands.putmem("$sp-1", "2", from_tty=False)
except gdb.MemoryError as e:
print(f"Couldn't record page with SP: {e}")
self.visited.add(hashable_frame)

28
Ghidra/Debug/Debugger-agent-lldb/src/main/py/src/ghidralldb/hooks.py
View File

@@ -1,17 +1,17 @@
## ###
# IP: GHIDRA
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# IP: GHIDRA
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
##
import threading
import time
@@ -80,7 +80,7 @@ class ProcessState(object):
except BaseException as e:
print(f"Couldn't record page with PC: {e}")
try:
commands.putmem("$sp", "1", result=None)
commands.putmem("$sp-1", "2", result=None)
except BaseException as e:
print(f"Couldn't record page with SP: {e}")
self.visited.add(hashable_frame)