Add module list to machine-readable minidump_stackwalk output (#119).

Patch by Ted Mielczarek.  r=me

http://groups.google.com/group/airbag-dev/browse_thread/thread/144e66b1de80b1db


git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@114 4c0a9323-5329-0410-9bdc-e9ce6186880e

3 files changed, 96 insertions, 2 deletions

diff --git a/src/processor/minidump_stackwalk.cc b/src/processor/minidump_stackwalk.cc
index 53a11f6e..cdc166a4 100644
--- a/src/processor/minidump_stackwalk.cc
+++ b/src/processor/minidump_stackwalk.cc
@@ -232,7 +232,11 @@ static void PrintModules(const CodeModules *modules) {
   printf("\n");
   printf("Loaded modules:\n");
 
-  u_int64_t main_address = modules->GetMainModule()->base_address();
+  u_int64_t main_address = 0xffffffffffffffffLL;
+  const CodeModule *main_module = modules->GetMainModule();
+  if (main_module) {
+    main_address = main_module->base_address();
+  }
 
   unsigned int module_count = modules->module_count();
   for (unsigned int module_sequence = 0;
@@ -244,7 +248,37 @@ static void PrintModules(const CodeModules *modules) {
            base_address, base_address + module->size() - 1,
            PathnameStripper::File(module->code_file()).c_str(),
            module->version().empty() ? "???" : module->version().c_str(),
-           module->base_address() == main_address ? "  (main)" : "");
+           base_address == main_address ? "  (main)" : "");
+  }
+}
+
+// PrintModulesMachineReadable outputs a list of loaded modules,
+// one per line, in the following machine-readable pipe-delimited
+// text format:
+// Module|{Module Filename}|{Version}|{Base Address}|{Max Address}|{Main}
+static void PrintModulesMachineReadable(const CodeModules *modules) {
+  if (!modules)
+    return;
+
+  u_int64_t main_address = 0xffffffffffffffffLL;
+  const CodeModule *main_module = modules->GetMainModule();
+  if (main_module) {
+    main_address = main_module->base_address();
+  }
+
+  unsigned int module_count = modules->module_count();
+  for (unsigned int module_sequence = 0;
+       module_sequence < module_count;
+       ++module_sequence) {
+    const CodeModule *module = modules->GetModuleAtSequence(module_sequence);
+    u_int64_t base_address = module->base_address();
+    printf("Module%c%s%c%s%c0x%08llx%c0x%08llx%c%d\n",
+           kOutputSeparator,
+           StripSeparator(PathnameStripper::File(module->code_file())).c_str(),
+           kOutputSeparator, StripSeparator(module->version()).c_str(),
+           kOutputSeparator, base_address,
+           kOutputSeparator, base_address + module->size() - 1,
+           kOutputSeparator, base_address == main_address ? 1 : 0);
   }
 }
 
@@ -329,6 +363,8 @@ static void PrintProcessStateMachineReadable(const ProcessState& process_state)
     printf("\n");
   }
 
+  PrintModulesMachineReadable(process_state.modules());
+
   // blank line to indicate start of threads
   printf("\n");
 
diff --git a/src/processor/minidump_stackwalk_machine_readable_test b/src/processor/minidump_stackwalk_machine_readable_test
new file mode 100755
index 00000000..2aadb241
--- /dev/null
+++ b/src/processor/minidump_stackwalk_machine_readable_test
@@ -0,0 +1,37 @@
+#!/bin/sh
+
+# Copyright (c) 2007, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+testdata_dir=$srcdir/src/processor/testdata
+./src/processor/minidump_stackwalk -m $testdata_dir/minidump2.dmp \
+                                      $testdata_dir/symbols | \
+ tr -d '\015' | \
+ diff -u $testdata_dir/minidump2.stackwalk.machine_readable.out -
+exit $?
diff --git a/src/processor/testdata/minidump2.stackwalk.machine_readable.out b/src/processor/testdata/minidump2.stackwalk.machine_readable.out
new file mode 100644
index 00000000..4adb3a19
--- /dev/null
+++ b/src/processor/testdata/minidump2.stackwalk.machine_readable.out
@@ -0,0 +1,21 @@
+OS|Windows NT|5.1.2600 Service Pack 2
+CPU|x86|GenuineIntel family 6 model 13 stepping 8
+Crash|EXCEPTION_ACCESS_VIOLATION|0x45|0
+Module|test_app.exe||0x00400000|0x0042bfff|1
+Module|dbghelp.dll|5.1.2600.2180|0x59a60000|0x59b00fff|0
+Module|imm32.dll|5.1.2600.2180|0x76390000|0x763acfff|0
+Module|psapi.dll|5.1.2600.2180|0x76bf0000|0x76bfafff|0
+Module|ole32.dll|5.1.2600.2726|0x774e0000|0x7761cfff|0
+Module|version.dll|5.1.2600.2180|0x77c00000|0x77c07fff|0
+Module|msvcrt.dll|7.0.2600.2180|0x77c10000|0x77c67fff|0
+Module|user32.dll|5.1.2600.2622|0x77d40000|0x77dcffff|0
+Module|advapi32.dll|5.1.2600.2180|0x77dd0000|0x77e6afff|0
+Module|rpcrt4.dll|5.1.2600.2180|0x77e70000|0x77f00fff|0
+Module|gdi32.dll|5.1.2600.2818|0x77f10000|0x77f56fff|0
+Module|kernel32.dll|5.1.2600.2945|0x7c800000|0x7c8f3fff|0
+Module|ntdll.dll|5.1.2600.2180|0x7c900000|0x7c9affff|0
+
+0|0|test_app.exe|`anonymous namespace'::CrashFunction|c:\test_app.cc|56|0x3
+0|1|test_app.exe|main|c:\test_app.cc|63|0x4
+0|2|test_app.exe|__tmainCRTStartup|f:\rtm\vctools\crt_bld\self_x86\crt\src\crt0.c|318|0x11
+0|3|kernel32.dll|BaseProcessStart|||0x22