diff options
Diffstat (limited to 'lldb/packages/Python/lldbsuite/test/tools/lldb-server')
8 files changed, 223 insertions, 1 deletions
diff --git a/lldb/packages/Python/lldbsuite/test/tools/lldb-server/gdbremote_testcase.py b/lldb/packages/Python/lldbsuite/test/tools/lldb-server/gdbremote_testcase.py index e7c63bf21e8..8311e162399 100644 --- a/lldb/packages/Python/lldbsuite/test/tools/lldb-server/gdbremote_testcase.py +++ b/lldb/packages/Python/lldbsuite/test/tools/lldb-server/gdbremote_testcase.py @@ -513,7 +513,8 @@ class GdbRemoteTestCaseBase(TestBase): self, inferior_args=None, inferior_sleep_seconds=3, - inferior_exe_path=None): + inferior_exe_path=None, + inferior_env=None): """Prep the debug monitor, the inferior, and the expected packet stream. Handle the separate cases of using the debug monitor in attach-to-inferior mode @@ -576,6 +577,9 @@ class GdbRemoteTestCaseBase(TestBase): # Build the expected protocol stream self.add_no_ack_remote_stream() + if inferior_env: + for name, value in inferior_env.items(): + self.add_set_environment_packets(name, value) if self._inferior_startup == self._STARTUP_LAUNCH: self.add_verified_launch_packets(launch_args) @@ -656,6 +660,12 @@ class GdbRemoteTestCaseBase(TestBase): {"direction": "send", "regex": r"^\$(.+)#[0-9a-fA-F]{2}$", "capture": {1: "process_info_raw"}}], True) + def add_set_environment_packets(self, name, value): + self.test_sequence.add_log_lines( + ["read packet: $QEnvironment:" + name + "=" + value + "#00", + "send packet: $OK#00", + ], True) + _KNOWN_PROCESS_INFO_KEYS = [ "pid", "parent-pid", @@ -816,6 +826,7 @@ class GdbRemoteTestCaseBase(TestBase): "error"]) self.assertIsNotNone(val) + mem_region_dict["name"] = seven.unhexlify(mem_region_dict.get("name", "")) # Return the dictionary of key-value pairs for the memory region. return mem_region_dict @@ -1000,6 +1011,22 @@ class GdbRemoteTestCaseBase(TestBase): return context + def continue_process_and_wait_for_stop(self): + self.test_sequence.add_log_lines( + [ + "read packet: $vCont;c#a8", + { + "direction": "send", + "regex": r"^\$T([0-9a-fA-F]{2})(.*)#[0-9a-fA-F]{2}$", + "capture": {1: "stop_signo", 2: "stop_key_val_text"}, + }, + ], + True, + ) + context = self.expect_gdbremote_sequence() + self.assertIsNotNone(context) + return self.parse_interrupt_packets(context) + def select_modifiable_register(self, reg_infos): """Find a register that can be read/written freely.""" PREFERRED_REGISTER_NAMES = set(["rax", ]) diff --git a/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/Makefile b/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/Makefile new file mode 100644 index 00000000000..265c8ca3c41 --- /dev/null +++ b/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/Makefile @@ -0,0 +1,17 @@ +LEVEL = ../../../make + +LIB_PREFIX := svr4lib +LD_EXTRAS := -L. -l$(LIB_PREFIX)_a -l$(LIB_PREFIX)_b\" +CXX_SOURCES := main.cpp +USE_LIBDL := 1 +MAKE_DSYM := NO + +include $(LEVEL)/Makefile.rules + +a.out: $(LIB_PREFIX)_a $(LIB_PREFIX)_b_quote + +svr4lib_%: + $(MAKE) VPATH=$(SRCDIR) -I $(SRCDIR) -f "$(SRCDIR)/$(LIB_PREFIX)_$*.mk" + +clean:: + $(MAKE) -f $(SRCDIR)/$(LIB_PREFIX)_a.mk clean diff --git a/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/TestGdbRemoteLibrariesSvr4Support.py b/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/TestGdbRemoteLibrariesSvr4Support.py new file mode 100644 index 00000000000..2ea268a0569 --- /dev/null +++ b/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/TestGdbRemoteLibrariesSvr4Support.py @@ -0,0 +1,127 @@ +import xml.etree.ElementTree as ET + +import gdbremote_testcase +from lldbsuite.test.decorators import * +from lldbsuite.test.lldbtest import * + + +class TestGdbRemoteLibrariesSvr4Support(gdbremote_testcase.GdbRemoteTestCaseBase): + + mydir = TestBase.compute_mydir(__file__) + + FEATURE_NAME = "qXfer:libraries-svr4:read" + + def setup_test(self): + self.init_llgs_test() + self.build() + self.set_inferior_startup_launch() + env = {} + env[self.dylibPath] = self.getBuildDir() + self.prep_debug_monitor_and_inferior(inferior_env=env) + self.continue_process_and_wait_for_stop() + + def has_libraries_svr4_support(self): + self.add_qSupported_packets() + context = self.expect_gdbremote_sequence() + self.assertIsNotNone(context) + features = self.parse_qSupported_response(context) + return self.FEATURE_NAME in features and features[self.FEATURE_NAME] == "+" + + def get_libraries_svr4_data(self): + # Start up llgs and inferior, and check for libraries-svr4 support. + if not self.has_libraries_svr4_support(): + self.skipTest("libraries-svr4 not supported") + + # Grab the libraries-svr4 data. + self.reset_test_sequence() + self.test_sequence.add_log_lines( + [ + "read packet: $qXfer:libraries-svr4:read::0,ffff:#00", + { + "direction": "send", + "regex": re.compile( + r"^\$([^E])(.*)#[0-9a-fA-F]{2}$", re.MULTILINE | re.DOTALL + ), + "capture": {1: "response_type", 2: "content_raw"}, + }, + ], + True, + ) + + context = self.expect_gdbremote_sequence() + self.assertIsNotNone(context) + + # Ensure we end up with all libraries-svr4 data in one packet. + self.assertEqual(context.get("response_type"), "l") + + # Decode binary data. + content_raw = context.get("content_raw") + self.assertIsNotNone(content_raw) + return content_raw + + def get_libraries_svr4_xml(self): + libraries_svr4 = self.get_libraries_svr4_data() + xml_root = None + try: + xml_root = ET.fromstring(libraries_svr4) + except xml.etree.ElementTree.ParseError: + pass + self.assertIsNotNone(xml_root, "Malformed libraries-svr4 XML") + return xml_root + + def libraries_svr4_well_formed(self): + xml_root = self.get_libraries_svr4_xml() + self.assertEqual(xml_root.tag, "library-list-svr4") + for child in xml_root: + self.assertEqual(child.tag, "library") + self.assertItemsEqual(child.attrib.keys(), ["name", "lm", "l_addr", "l_ld"]) + + def libraries_svr4_has_correct_load_addr(self): + xml_root = self.get_libraries_svr4_xml() + for child in xml_root: + name = child.attrib.get("name") + if not name: + continue + load_addr = int(child.attrib.get("l_addr"), 16) + self.reset_test_sequence() + self.add_query_memory_region_packets(load_addr) + context = self.expect_gdbremote_sequence() + mem_region = self.parse_memory_region_packet(context) + self.assertEqual(load_addr, int(mem_region.get("start", 0), 16)) + self.assertEqual( + os.path.realpath(name), os.path.realpath(mem_region.get("name", "")) + ) + + def libraries_svr4_libs_present(self): + xml_root = self.get_libraries_svr4_xml() + libraries_svr4_names = [] + for child in xml_root: + name = child.attrib.get("name") + libraries_svr4_names.append(os.path.realpath(name)) + expected_libs = ["libsvr4lib_a.so", 'libsvr4lib_b".so'] + for lib in expected_libs: + self.assertIn(self.getBuildDir() + "/" + lib, libraries_svr4_names) + + @llgs_test + @skipUnlessPlatform(["linux", "android", "netbsd"]) + def test_supports_libraries_svr4(self): + self.setup_test() + self.assertTrue(self.has_libraries_svr4_support()) + + @llgs_test + @skipUnlessPlatform(["linux", "android", "netbsd"]) + def test_libraries_svr4_well_formed(self): + self.setup_test() + self.libraries_svr4_well_formed() + + @llgs_test + @skipUnlessPlatform(["linux", "android", "netbsd"]) + def test_libraries_svr4_load_addr(self): + self.setup_test() + self.libraries_svr4_has_correct_load_addr() + + @llgs_test + @skipUnlessPlatform(["linux", "android", "netbsd"]) + def test_libraries_svr4_libs_present(self): + self.setup_test() + self.libraries_svr4_libs_present() diff --git a/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/main.cpp b/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/main.cpp new file mode 100644 index 00000000000..b62ca71b561 --- /dev/null +++ b/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/main.cpp @@ -0,0 +1,15 @@ +//===-- main.cpp ------------------------------------------------*- C++ -*-===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// + +int main(int argc, char **argv) { + // Perform a null pointer access. + int *const null_int_ptr = nullptr; + *null_int_ptr = 0xDEAD; + + return 0; +} diff --git a/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/svr4lib_a.cpp b/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/svr4lib_a.cpp new file mode 100644 index 00000000000..47d4b979d92 --- /dev/null +++ b/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/svr4lib_a.cpp @@ -0,0 +1,9 @@ +//===-- main.cpp ------------------------------------------------*- C++ -*-===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// + +int svr4lib_a() { return 42; } diff --git a/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/svr4lib_a.mk b/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/svr4lib_a.mk new file mode 100644 index 00000000000..626babbd6b2 --- /dev/null +++ b/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/svr4lib_a.mk @@ -0,0 +1,9 @@ +LEVEL = ../../../make + +LIB_PREFIX := svr4lib + +DYLIB_NAME := $(LIB_PREFIX)_a +DYLIB_CXX_SOURCES := $(LIB_PREFIX)_a.cpp +DYLIB_ONLY := YES + +include $(LEVEL)/Makefile.rules diff --git a/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/svr4lib_b_quote.cpp b/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/svr4lib_b_quote.cpp new file mode 100644 index 00000000000..bd8eb0068e9 --- /dev/null +++ b/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/svr4lib_b_quote.cpp @@ -0,0 +1,9 @@ +//===-- main.cpp ------------------------------------------------*- C++ -*-===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// + +int svr4lib_b_quote() { return 42; } diff --git a/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/svr4lib_b_quote.mk b/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/svr4lib_b_quote.mk new file mode 100644 index 00000000000..5ed7a053b42 --- /dev/null +++ b/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/svr4lib_b_quote.mk @@ -0,0 +1,9 @@ +LEVEL = ../../../make + +LIB_PREFIX := svr4lib + +DYLIB_NAME := $(LIB_PREFIX)_b\" +DYLIB_CXX_SOURCES := $(LIB_PREFIX)_b_quote.cpp +DYLIB_ONLY := YES + +include $(LEVEL)/Makefile.rules |
