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-rw-r--r--lldb/include/lldb/Target/MemoryRegionInfo.h30
-rw-r--r--lldb/source/Plugins/Process/minidump/MinidumpParser.cpp72
-rw-r--r--lldb/source/Plugins/Process/minidump/MinidumpParser.h10
-rw-r--r--lldb/source/Plugins/Process/minidump/ProcessMinidump.cpp41
-rw-r--r--lldb/source/Plugins/Process/minidump/ProcessMinidump.h3
-rw-r--r--lldb/source/Target/CMakeLists.txt1
-rw-r--r--lldb/source/Target/MemoryRegionInfo.cpp20
-rw-r--r--lldb/test/Shell/Minidump/memory-region.yaml49
-rw-r--r--lldb/unittests/Process/minidump/MinidumpParserTest.cpp163
9 files changed, 202 insertions, 187 deletions
diff --git a/lldb/include/lldb/Target/MemoryRegionInfo.h b/lldb/include/lldb/Target/MemoryRegionInfo.h
index 5cab2efea77..c6c4e080f8d 100644
--- a/lldb/include/lldb/Target/MemoryRegionInfo.h
+++ b/lldb/include/lldb/Target/MemoryRegionInfo.h
@@ -21,11 +21,13 @@ public:
enum OptionalBool { eDontKnow = -1, eNo = 0, eYes = 1 };
- MemoryRegionInfo()
- : m_range(), m_read(eDontKnow), m_write(eDontKnow), m_execute(eDontKnow),
- m_mapped(eDontKnow), m_flash(eDontKnow), m_blocksize(0) {}
-
- ~MemoryRegionInfo() {}
+ MemoryRegionInfo() = default;
+ MemoryRegionInfo(RangeType range, OptionalBool read, OptionalBool write,
+ OptionalBool execute, OptionalBool mapped, ConstString name,
+ OptionalBool flash, lldb::offset_t blocksize)
+ : m_range(range), m_read(read), m_write(write), m_execute(execute),
+ m_mapped(mapped), m_name(name), m_flash(flash), m_blocksize(blocksize) {
+ }
RangeType &GetRange() { return m_range; }
@@ -88,20 +90,21 @@ public:
bool operator==(const MemoryRegionInfo &rhs) const {
return m_range == rhs.m_range && m_read == rhs.m_read &&
m_write == rhs.m_write && m_execute == rhs.m_execute &&
- m_mapped == rhs.m_mapped;
+ m_mapped == rhs.m_mapped && m_name == rhs.m_name &&
+ m_flash == rhs.m_flash && m_blocksize == rhs.m_blocksize;
}
bool operator!=(const MemoryRegionInfo &rhs) const { return !(*this == rhs); }
protected:
RangeType m_range;
- OptionalBool m_read;
- OptionalBool m_write;
- OptionalBool m_execute;
- OptionalBool m_mapped;
+ OptionalBool m_read = eDontKnow;
+ OptionalBool m_write = eDontKnow;
+ OptionalBool m_execute = eDontKnow;
+ OptionalBool m_mapped = eDontKnow;
ConstString m_name;
- OptionalBool m_flash;
- lldb::offset_t m_blocksize;
+ OptionalBool m_flash = eDontKnow;
+ lldb::offset_t m_blocksize = 0;
};
inline bool operator<(const MemoryRegionInfo &lhs,
@@ -117,6 +120,9 @@ inline bool operator<(lldb::addr_t lhs, const MemoryRegionInfo &rhs) {
return lhs < rhs.GetRange().GetRangeBase();
}
+llvm::raw_ostream &operator<<(llvm::raw_ostream &OS,
+ const MemoryRegionInfo &Info);
+
// Forward-declarable wrapper.
class MemoryRegionInfos : public std::vector<lldb_private::MemoryRegionInfo> {
public:
diff --git a/lldb/source/Plugins/Process/minidump/MinidumpParser.cpp b/lldb/source/Plugins/Process/minidump/MinidumpParser.cpp
index 70933f91fe5..47cfd5bd273 100644
--- a/lldb/source/Plugins/Process/minidump/MinidumpParser.cpp
+++ b/lldb/source/Plugins/Process/minidump/MinidumpParser.cpp
@@ -518,58 +518,26 @@ CreateRegionsCacheFromMemory64List(MinidumpParser &parser,
return !regions.empty();
}
-MemoryRegionInfo
-MinidumpParser::FindMemoryRegion(lldb::addr_t load_addr) const {
- auto begin = m_regions.begin();
- auto end = m_regions.end();
- auto pos = std::lower_bound(begin, end, load_addr);
- if (pos != end && pos->GetRange().Contains(load_addr))
- return *pos;
-
- MemoryRegionInfo region;
- if (pos == begin)
- region.GetRange().SetRangeBase(0);
- else {
- auto prev = pos - 1;
- if (prev->GetRange().Contains(load_addr))
- return *prev;
- region.GetRange().SetRangeBase(prev->GetRange().GetRangeEnd());
- }
- if (pos == end)
- region.GetRange().SetRangeEnd(UINT64_MAX);
- else
- region.GetRange().SetRangeEnd(pos->GetRange().GetRangeBase());
- region.SetReadable(MemoryRegionInfo::eNo);
- region.SetWritable(MemoryRegionInfo::eNo);
- region.SetExecutable(MemoryRegionInfo::eNo);
- region.SetMapped(MemoryRegionInfo::eNo);
- return region;
-}
-
-MemoryRegionInfo
-MinidumpParser::GetMemoryRegionInfo(lldb::addr_t load_addr) {
- if (!m_parsed_regions)
- GetMemoryRegions();
- return FindMemoryRegion(load_addr);
-}
-
-const MemoryRegionInfos &MinidumpParser::GetMemoryRegions() {
- if (!m_parsed_regions) {
- m_parsed_regions = true;
- // We haven't cached our memory regions yet we will create the region cache
- // once. We create the region cache using the best source. We start with
- // the linux maps since they are the most complete and have names for the
- // regions. Next we try the MemoryInfoList since it has
- // read/write/execute/map data, and then fall back to the MemoryList and
- // Memory64List to just get a list of the memory that is mapped in this
- // core file
- if (!CreateRegionsCacheFromLinuxMaps(*this, m_regions))
- if (!CreateRegionsCacheFromMemoryInfoList(*this, m_regions))
- if (!CreateRegionsCacheFromMemoryList(*this, m_regions))
- CreateRegionsCacheFromMemory64List(*this, m_regions);
- llvm::sort(m_regions.begin(), m_regions.end());
- }
- return m_regions;
+std::pair<MemoryRegionInfos, bool> MinidumpParser::BuildMemoryRegions() {
+ // We create the region cache using the best source. We start with
+ // the linux maps since they are the most complete and have names for the
+ // regions. Next we try the MemoryInfoList since it has
+ // read/write/execute/map data, and then fall back to the MemoryList and
+ // Memory64List to just get a list of the memory that is mapped in this
+ // core file
+ MemoryRegionInfos result;
+ const auto &return_sorted = [&](bool is_complete) {
+ llvm::sort(result);
+ return std::make_pair(std::move(result), is_complete);
+ };
+ if (CreateRegionsCacheFromLinuxMaps(*this, result))
+ return return_sorted(true);
+ if (CreateRegionsCacheFromMemoryInfoList(*this, result))
+ return return_sorted(true);
+ if (CreateRegionsCacheFromMemoryList(*this, result))
+ return return_sorted(false);
+ CreateRegionsCacheFromMemory64List(*this, result);
+ return return_sorted(false);
}
#define ENUM_TO_CSTR(ST) \
diff --git a/lldb/source/Plugins/Process/minidump/MinidumpParser.h b/lldb/source/Plugins/Process/minidump/MinidumpParser.h
index d206fe6c9a0..4bcb2b47d45 100644
--- a/lldb/source/Plugins/Process/minidump/MinidumpParser.h
+++ b/lldb/source/Plugins/Process/minidump/MinidumpParser.h
@@ -88,9 +88,9 @@ public:
llvm::ArrayRef<uint8_t> GetMemory(lldb::addr_t addr, size_t size);
- MemoryRegionInfo GetMemoryRegionInfo(lldb::addr_t load_addr);
-
- const MemoryRegionInfos &GetMemoryRegions();
+ /// Returns a list of memory regions and a flag indicating whether the list is
+ /// complete (includes all regions mapped into the process memory).
+ std::pair<MemoryRegionInfos, bool> BuildMemoryRegions();
static llvm::StringRef GetStreamTypeAsString(StreamType stream_type);
@@ -100,14 +100,10 @@ private:
MinidumpParser(lldb::DataBufferSP data_sp,
std::unique_ptr<llvm::object::MinidumpFile> file);
- MemoryRegionInfo FindMemoryRegion(lldb::addr_t load_addr) const;
-
private:
lldb::DataBufferSP m_data_sp;
std::unique_ptr<llvm::object::MinidumpFile> m_file;
ArchSpec m_arch;
- MemoryRegionInfos m_regions;
- bool m_parsed_regions = false;
};
} // end namespace minidump
diff --git a/lldb/source/Plugins/Process/minidump/ProcessMinidump.cpp b/lldb/source/Plugins/Process/minidump/ProcessMinidump.cpp
index e30a3c82a88..5dcaaaa34d9 100644
--- a/lldb/source/Plugins/Process/minidump/ProcessMinidump.cpp
+++ b/lldb/source/Plugins/Process/minidump/ProcessMinidump.cpp
@@ -334,15 +334,46 @@ ArchSpec ProcessMinidump::GetArchitecture() {
return ArchSpec(triple);
}
+void ProcessMinidump::BuildMemoryRegions() {
+ if (m_memory_regions)
+ return;
+ m_memory_regions.emplace();
+ bool is_complete;
+ std::tie(*m_memory_regions, is_complete) =
+ m_minidump_parser->BuildMemoryRegions();
+ // TODO: Use loaded modules to complete the region list.
+}
+
Status ProcessMinidump::GetMemoryRegionInfo(lldb::addr_t load_addr,
- MemoryRegionInfo &range_info) {
- range_info = m_minidump_parser->GetMemoryRegionInfo(load_addr);
+ MemoryRegionInfo &region) {
+ BuildMemoryRegions();
+ auto pos = llvm::upper_bound(*m_memory_regions, load_addr);
+ if (pos != m_memory_regions->begin() &&
+ std::prev(pos)->GetRange().Contains(load_addr)) {
+ region = *std::prev(pos);
+ return Status();
+ }
+
+ if (pos == m_memory_regions->begin())
+ region.GetRange().SetRangeBase(0);
+ else
+ region.GetRange().SetRangeBase(std::prev(pos)->GetRange().GetRangeEnd());
+
+ if (pos == m_memory_regions->end())
+ region.GetRange().SetRangeEnd(UINT64_MAX);
+ else
+ region.GetRange().SetRangeEnd(pos->GetRange().GetRangeBase());
+
+ region.SetReadable(MemoryRegionInfo::eNo);
+ region.SetWritable(MemoryRegionInfo::eNo);
+ region.SetExecutable(MemoryRegionInfo::eNo);
+ region.SetMapped(MemoryRegionInfo::eNo);
return Status();
}
-Status ProcessMinidump::GetMemoryRegions(
- lldb_private::MemoryRegionInfos &region_list) {
- region_list = m_minidump_parser->GetMemoryRegions();
+Status ProcessMinidump::GetMemoryRegions(MemoryRegionInfos &region_list) {
+ BuildMemoryRegions();
+ region_list = *m_memory_regions;
return Status();
}
diff --git a/lldb/source/Plugins/Process/minidump/ProcessMinidump.h b/lldb/source/Plugins/Process/minidump/ProcessMinidump.h
index 22dc24af7c0..750164cf8aa 100644
--- a/lldb/source/Plugins/Process/minidump/ProcessMinidump.h
+++ b/lldb/source/Plugins/Process/minidump/ProcessMinidump.h
@@ -111,6 +111,9 @@ private:
const minidump::ExceptionStream *m_active_exception;
lldb::CommandObjectSP m_command_sp;
bool m_is_wow64;
+ llvm::Optional<MemoryRegionInfos> m_memory_regions;
+
+ void BuildMemoryRegions();
};
} // namespace minidump
diff --git a/lldb/source/Target/CMakeLists.txt b/lldb/source/Target/CMakeLists.txt
index bb74ff19e73..a92951e6a73 100644
--- a/lldb/source/Target/CMakeLists.txt
+++ b/lldb/source/Target/CMakeLists.txt
@@ -17,6 +17,7 @@ add_lldb_library(lldbTarget
LanguageRuntime.cpp
Memory.cpp
MemoryHistory.cpp
+ MemoryRegionInfo.cpp
ModuleCache.cpp
OperatingSystem.cpp
PathMappingList.cpp
diff --git a/lldb/source/Target/MemoryRegionInfo.cpp b/lldb/source/Target/MemoryRegionInfo.cpp
new file mode 100644
index 00000000000..1feb84bffc5
--- /dev/null
+++ b/lldb/source/Target/MemoryRegionInfo.cpp
@@ -0,0 +1,20 @@
+//===-- MemoryRegionInfo.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
+//
+//===----------------------------------------------------------------------===//
+
+#include "lldb/Target/MemoryRegionInfo.h"
+
+llvm::raw_ostream &lldb_private::operator<<(llvm::raw_ostream &OS,
+ const MemoryRegionInfo &Info) {
+ return OS << llvm::formatv("MemoryRegionInfo([{0}, {1}), {2}, {3}, {4}, {5}, "
+ "`{6}`, {7}, {8})",
+ Info.GetRange().GetRangeBase(),
+ Info.GetRange().GetRangeEnd(), Info.GetReadable(),
+ Info.GetWritable(), Info.GetExecutable(),
+ Info.GetMapped(), Info.GetName(), Info.GetFlash(),
+ Info.GetBlocksize());
+}
diff --git a/lldb/test/Shell/Minidump/memory-region.yaml b/lldb/test/Shell/Minidump/memory-region.yaml
new file mode 100644
index 00000000000..6727d28db17
--- /dev/null
+++ b/lldb/test/Shell/Minidump/memory-region.yaml
@@ -0,0 +1,49 @@
+# Check that memory region parsing works correctly, with a particular emphasis
+# on the boundary conditions.
+
+# RUN: yaml2obj %s > %t
+# RUN: %lldb -b -c %t \
+# RUN: -o "memory region 0" -o "memory region 0xd9000" \
+# RUN: -o "memory region 0xd9001" -o "memory region 0xdafff" \
+# RUN: -o "memory region 0xdb000" -o "memory region 0xdd000" | FileCheck %s
+
+# CHECK-LABEL: (lldb) memory region 0
+# CHECK: [0x0000000000000000-0x00000000000d9000) ---
+# CHECK-LABEL: (lldb) memory region 0xd9000
+# CHECK: [0x00000000000d9000-0x00000000000db000) r-x /system/bin/app_process
+# CHECK-LABEL: (lldb) memory region 0xd9001
+# CHECK: [0x00000000000d9000-0x00000000000db000) r-x /system/bin/app_process
+# CHECK-LABEL: (lldb) memory region 0xdafff
+# CHECK: [0x00000000000d9000-0x00000000000db000) r-x /system/bin/app_process
+# CHECK-LABEL: (lldb) memory region 0xdb000
+# CHECK: [0x00000000000db000-0x00000000000dc000) ---
+# CHECK-LABEL: (lldb) memory region 0xdd000
+# CHECK: [0x00000000000dd000-0xffffffffffffffff) ---
+
+--- !minidump
+Streams:
+ - Type: SystemInfo
+ Processor Arch: AMD64
+ Platform ID: Linux
+ CPU:
+ Vendor ID: GenuineIntel
+ Version Info: 0x00000000
+ Feature Info: 0x00000000
+ - Type: LinuxProcStatus
+ Text: |
+ Name: nonexisting-module
+ State: t (tracing stop)
+ Tgid: 29939
+ Ngid: 0
+ Pid: 29939
+ PPid: 29370
+ TracerPid: 29940
+ Uid: 1001 1001 1001 1001
+ Gid: 1001 1001 1001 1001
+
+ - Type: LinuxMaps
+ Text: |
+ 000d9000-000db000 r-xp 00000000 b3:04 227 /system/bin/app_process
+ 000dc000-000dd000 rw-p 00000000 00:00 0
+
+...
diff --git a/lldb/unittests/Process/minidump/MinidumpParserTest.cpp b/lldb/unittests/Process/minidump/MinidumpParserTest.cpp
index b76bae1e6ea..51c80ecd507 100644
--- a/lldb/unittests/Process/minidump/MinidumpParserTest.cpp
+++ b/lldb/unittests/Process/minidump/MinidumpParserTest.cpp
@@ -332,34 +332,6 @@ TEST_F(MinidumpParserTest, FindMemoryRangeWithFullMemoryMinidump) {
EXPECT_FALSE(parser->FindMemoryRange(0x7ffe0000 + 4096).hasValue());
}
-void check_region(MinidumpParser &parser, lldb::addr_t addr, lldb::addr_t start,
- lldb::addr_t end, MemoryRegionInfo::OptionalBool read,
- MemoryRegionInfo::OptionalBool write,
- MemoryRegionInfo::OptionalBool exec,
- MemoryRegionInfo::OptionalBool mapped,
- ConstString name = ConstString()) {
- SCOPED_TRACE(addr);
- auto range_info = parser.GetMemoryRegionInfo(addr);
- EXPECT_EQ(start, range_info.GetRange().GetRangeBase());
- EXPECT_EQ(end, range_info.GetRange().GetRangeEnd());
- EXPECT_EQ(read, range_info.GetReadable());
- EXPECT_EQ(write, range_info.GetWritable());
- EXPECT_EQ(exec, range_info.GetExecutable());
- EXPECT_EQ(mapped, range_info.GetMapped());
- EXPECT_EQ(name, range_info.GetName());
-}
-
-// Same as above function where addr == start
-void check_region(MinidumpParser &parser, lldb::addr_t start, lldb::addr_t end,
- MemoryRegionInfo::OptionalBool read,
- MemoryRegionInfo::OptionalBool write,
- MemoryRegionInfo::OptionalBool exec,
- MemoryRegionInfo::OptionalBool mapped,
- ConstString name = ConstString()) {
- check_region(parser, start, start, end, read, write, exec, mapped, name);
-}
-
-
constexpr auto yes = MemoryRegionInfo::eYes;
constexpr auto no = MemoryRegionInfo::eNo;
constexpr auto unknown = MemoryRegionInfo::eDontKnow;
@@ -378,17 +350,7 @@ Streams:
Type: [ ]
- Base Address: 0x0000000000010000
Allocation Protect: [ PAGE_READ_WRITE ]
- Region Size: 0x0000000000010000
- State: [ MEM_COMMIT ]
- Type: [ MEM_MAPPED ]
- - Base Address: 0x0000000000020000
- Allocation Protect: [ PAGE_READ_WRITE ]
- Region Size: 0x0000000000010000
- State: [ MEM_COMMIT ]
- Type: [ MEM_MAPPED ]
- - Base Address: 0x0000000000030000
- Allocation Protect: [ PAGE_READ_WRITE ]
- Region Size: 0x0000000000001000
+ Region Size: 0x0000000000021000
State: [ MEM_COMMIT ]
Type: [ MEM_MAPPED ]
- Base Address: 0x0000000000040000
@@ -413,21 +375,20 @@ Streams:
)"),
llvm::Succeeded());
- check_region(*parser, 0x00000000, 0x00010000, no, no, no, no);
- check_region(*parser, 0x00010000, 0x00020000, yes, yes, no, yes);
- check_region(*parser, 0x00020000, 0x00030000, yes, yes, no, yes);
- check_region(*parser, 0x00030000, 0x00031000, yes, yes, no, yes);
- check_region(*parser, 0x00031000, 0x00040000, no, no, no, no);
- check_region(*parser, 0x00040000, 0x00041000, yes, no, no, yes);
-
- // Check addresses contained inside ranges
- check_region(*parser, 0x00000001, 0x00000000, 0x00010000, no, no, no, no);
- check_region(*parser, 0x0000ffff, 0x00000000, 0x00010000, no, no, no, no);
- check_region(*parser, 0x00010001, 0x00010000, 0x00020000, yes, yes, no, yes);
- check_region(*parser, 0x0001ffff, 0x00010000, 0x00020000, yes, yes, no, yes);
-
- // Test that an address after the last entry maps to rest of the memory space
- check_region(*parser, 0x7fff0000, 0x7fff0000, UINT64_MAX, no, no, no, no);
+ EXPECT_THAT(
+ parser->BuildMemoryRegions(),
+ testing::Pair(testing::ElementsAre(
+ MemoryRegionInfo({0x0, 0x10000}, no, no, no, no,
+ ConstString(), unknown, 0),
+ MemoryRegionInfo({0x10000, 0x21000}, yes, yes, no, yes,
+ ConstString(), unknown, 0),
+ MemoryRegionInfo({0x40000, 0x1000}, yes, no, no, yes,
+ ConstString(), unknown, 0),
+ MemoryRegionInfo({0x7ffe0000, 0x1000}, yes, no, no, yes,
+ ConstString(), unknown, 0),
+ MemoryRegionInfo({0x7ffe1000, 0xf000}, no, no, no, yes,
+ ConstString(), unknown, 0)),
+ true));
}
TEST_F(MinidumpParserTest, GetMemoryRegionInfoFromMemoryList) {
@@ -443,30 +404,33 @@ Streams:
...
)"),
llvm::Succeeded());
+
// Test we can get memory regions from the MINIDUMP_MEMORY_LIST stream when
// we don't have a MemoryInfoListStream.
- // Test addres before the first entry comes back with nothing mapped up
- // to first valid region info
- check_region(*parser, 0x00000000, 0x00001000, no, no, no, no);
- check_region(*parser, 0x00001000, 0x00001010, yes, unknown, unknown, yes);
- check_region(*parser, 0x00001010, 0x00002000, no, no, no, no);
- check_region(*parser, 0x00002000, 0x00002020, yes, unknown, unknown, yes);
- check_region(*parser, 0x00002020, UINT64_MAX, no, no, no, no);
+ EXPECT_THAT(
+ parser->BuildMemoryRegions(),
+ testing::Pair(testing::ElementsAre(
+ MemoryRegionInfo({0x1000, 0x10}, yes, unknown, unknown,
+ yes, ConstString(), unknown, 0),
+ MemoryRegionInfo({0x2000, 0x20}, yes, unknown, unknown,
+ yes, ConstString(), unknown, 0)),
+ false));
}
TEST_F(MinidumpParserTest, GetMemoryRegionInfoFromMemory64List) {
SetUpData("regions-memlist64.dmp");
+
// Test we can get memory regions from the MINIDUMP_MEMORY64_LIST stream when
// we don't have a MemoryInfoListStream.
-
- // Test addres before the first entry comes back with nothing mapped up
- // to first valid region info
- check_region(*parser, 0x00000000, 0x00001000, no, no, no, no);
- check_region(*parser, 0x00001000, 0x00001010, yes, unknown, unknown, yes);
- check_region(*parser, 0x00001010, 0x00002000, no, no, no, no);
- check_region(*parser, 0x00002000, 0x00002020, yes, unknown, unknown, yes);
- check_region(*parser, 0x00002020, UINT64_MAX, no, no, no, no);
+ EXPECT_THAT(
+ parser->BuildMemoryRegions(),
+ testing::Pair(testing::ElementsAre(
+ MemoryRegionInfo({0x1000, 0x10}, yes, unknown, unknown,
+ yes, ConstString(), unknown, 0),
+ MemoryRegionInfo({0x2000, 0x20}, yes, unknown, unknown,
+ yes, ConstString(), unknown, 0)),
+ false));
}
TEST_F(MinidumpParserTest, GetMemoryRegionInfoLinuxMaps) {
@@ -478,57 +442,34 @@ Streams:
400d9000-400db000 r-xp 00000000 b3:04 227 /system/bin/app_process
400db000-400dc000 r--p 00001000 b3:04 227 /system/bin/app_process
400dc000-400dd000 rw-p 00000000 00:00 0
- 400dd000-400ec000 r-xp 00000000 b3:04 300 /system/bin/linker
400ec000-400ed000 r--p 00000000 00:00 0
- 400ed000-400ee000 r--p 0000f000 b3:04 300 /system/bin/linker
400ee000-400ef000 rw-p 00010000 b3:04 300 /system/bin/linker
- 400ef000-400fb000 rw-p 00000000 00:00 0
- 400fb000-400fc000 r-xp 00000000 b3:04 1096 /system/lib/liblog.so
400fc000-400fd000 rwxp 00001000 b3:04 1096 /system/lib/liblog.so
- 400fd000-400ff000 r-xp 00002000 b3:04 1096 /system/lib/liblog.so
- 400ff000-40100000 r--p 00003000 b3:04 1096 /system/lib/liblog.so
- 40100000-40101000 rw-p 00004000 b3:04 1096 /system/lib/liblog.so
- 40101000-40122000 r-xp 00000000 b3:04 955 /system/lib/libc.so
- 40122000-40123000 rwxp 00021000 b3:04 955 /system/lib/libc.so
- 40123000-40167000 r-xp 00022000 b3:04 955 /system/lib/libc.so
- 40167000-40169000 r--p 00065000 b3:04 955 /system/lib/libc.so
- 40169000-4016b000 rw-p 00067000 b3:04 955 /system/lib/libc.so
- 4016b000-40176000 rw-p 00000000 00:00 0
...
)"),
llvm::Succeeded());
// Test we can get memory regions from the linux /proc/<pid>/maps stream when
// we don't have a MemoryInfoListStream.
-
- // Test addres before the first entry comes back with nothing mapped up
- // to first valid region info
- ConstString a("/system/bin/app_process");
- ConstString b("/system/bin/linker");
- ConstString c("/system/lib/liblog.so");
- ConstString d("/system/lib/libc.so");
- ConstString n;
- check_region(*parser, 0x00000000, 0x400d9000, no, no, no, no, n);
- check_region(*parser, 0x400d9000, 0x400db000, yes, no, yes, yes, a);
- check_region(*parser, 0x400db000, 0x400dc000, yes, no, no, yes, a);
- check_region(*parser, 0x400dc000, 0x400dd000, yes, yes, no, yes, n);
- check_region(*parser, 0x400dd000, 0x400ec000, yes, no, yes, yes, b);
- check_region(*parser, 0x400ec000, 0x400ed000, yes, no, no, yes, n);
- check_region(*parser, 0x400ed000, 0x400ee000, yes, no, no, yes, b);
- check_region(*parser, 0x400ee000, 0x400ef000, yes, yes, no, yes, b);
- check_region(*parser, 0x400ef000, 0x400fb000, yes, yes, no, yes, n);
- check_region(*parser, 0x400fb000, 0x400fc000, yes, no, yes, yes, c);
- check_region(*parser, 0x400fc000, 0x400fd000, yes, yes, yes, yes, c);
- check_region(*parser, 0x400fd000, 0x400ff000, yes, no, yes, yes, c);
- check_region(*parser, 0x400ff000, 0x40100000, yes, no, no, yes, c);
- check_region(*parser, 0x40100000, 0x40101000, yes, yes, no, yes, c);
- check_region(*parser, 0x40101000, 0x40122000, yes, no, yes, yes, d);
- check_region(*parser, 0x40122000, 0x40123000, yes, yes, yes, yes, d);
- check_region(*parser, 0x40123000, 0x40167000, yes, no, yes, yes, d);
- check_region(*parser, 0x40167000, 0x40169000, yes, no, no, yes, d);
- check_region(*parser, 0x40169000, 0x4016b000, yes, yes, no, yes, d);
- check_region(*parser, 0x4016b000, 0x40176000, yes, yes, no, yes, n);
- check_region(*parser, 0x40176000, UINT64_MAX, no, no, no, no, n);
+ ConstString app_process("/system/bin/app_process");
+ ConstString linker("/system/bin/linker");
+ ConstString liblog("/system/lib/liblog.so");
+ EXPECT_THAT(
+ parser->BuildMemoryRegions(),
+ testing::Pair(testing::ElementsAre(
+ MemoryRegionInfo({0x400d9000, 0x2000}, yes, no, yes,
+ yes, app_process, unknown, 0),
+ MemoryRegionInfo({0x400db000, 0x1000}, yes, no, no, yes,
+ app_process, unknown, 0),
+ MemoryRegionInfo({0x400dc000, 0x1000}, yes, yes, no,
+ yes, ConstString(), unknown, 0),
+ MemoryRegionInfo({0x400ec000, 0x1000}, yes, no, no, yes,
+ ConstString(), unknown, 0),
+ MemoryRegionInfo({0x400ee000, 0x1000}, yes, yes, no,
+ yes, linker, unknown, 0),
+ MemoryRegionInfo({0x400fc000, 0x1000}, yes, yes, yes,
+ yes, liblog, unknown, 0)),
+ true));
}
// Windows Minidump tests
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