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Minidump parser for Erlang

Simple file parsers for the Minidump format, as described by MSDN

How to run

You will need rebar3

ross@fenrir:/t/u/r/p/E/minidump$ rebar3 shell
===> Verifying dependencies...
Erlang/OTP 19 [erts-8.2.1] [source] [64-bit] [smp:40:40] [async-threads:0] [kernel-poll:false]

Eshell V8.2.1  (abort with ^G)
1> c('src/minidump_parser').
{ok,minidump_parser}
2> c('src/symfile_parser').
{ok,symfile_parser}
3> rr("include/records.hrl").
[minidump_cpu_info_arm,minidump_cpu_info_other,
 minidump_cpu_info_x86,minidump_directory,minidump_exception,
 minidump_exception_stream,minidump_header,
 minidump_linux_dso,minidump_location,
 minidump_memory_descriptor,minidump_module,
 minidump_raw_context_arm,minidump_stream,
 minidump_system_info,minidump_thread,
 minidump_vs_fixed_file_info,stack_frame]
4> rr("src/symfile_parser.erl").
[state,symfile_func,symfile_public]
5> {ok, Ctx} = minidump_parser:parse_file(dumpfile).
{ok,<0.120.0>}
6> {ok, CrashedThread} = minidump_parser:get_crashing_thread_id(Ctx).
{ok,15539}
7> {ok, Stack} = minidump_parser:get_stack_for_thread(Ctx, CrashedThread).
{ok,[#stack_frame{instruction_pointer = 2665653556,
                  module_name = <<47,0,100,0,97,0,116,0,97,0,47,0,97,0,112,
                                  0,112,0,47,0,99,0,111,...>>,
                  module_version = <<"271AA00AC3831EF30E510AFFA178ADE0D">>,
                  module_offset = 3671346},
     #stack_frame{instruction_pointer = 2684303105,
                  module_name = <<"/data/app/com.mcent.browser-1/lib/arm/libchrome.so">>,
                  module_version = <<"271AA00AC3831EF30E510AFFA178ADE0D">>,
                  module_offset = 22320895},
     #stack_frame{instruction_pointer = 2705747104,
                  module_name = <<"/data/app/com.mcent.browser-1/lib/arm/libchrome.so">>,
                  module_version = <<"271AA00AC3831EF30E510AFFA178ADE0D">>,
                  module_offset = 43764894},
     #stack_frame{instruction_pointer = 2684302873,
                  module_name = <<"/data/app/com.mcent.browser-1/lib/arm/libchrome.so">>,
                  module_version = <<"271AA00AC3831EF30E510AFFA178ADE0D">>,
                  module_offset = 22320663},
     #stack_frame{instruction_pointer = 2675753947,
                  module_name = <<"/data/app/com.mcent.browser-1/lib/arm/libchrome.so">>,
                  module_version = <<"271AA00AC3831EF30E510AFFA178ADE0D">>,
                  module_offset = 13771737},
     #stack_frame{instruction_pointer = 2705747104,
                  module_name = <<"/data/app/com.mcent.browser-1/lib/arm/libchrome.so">>,
                  module_version = <<"271AA00AC3831EF30E510AFFA178ADE0D">>,
                  module_offset = 43764894},
     #stack_frame{instruction_pointer = 3889566515,
                  module_name = <<"/system/lib/libc.so">>,
                  module_version = <<"B86C82365CAAFB74017F05B8C73125059">>,
                  module_offset = 398129},
     #stack_frame{instruction_pointer = 2665241589,
                  module_name = <<"/data/app/com.mcent.browser-1/lib/arm/libchrome.so">>,
                  module_version = <<"271AA00AC3831EF30E510AFFA178ADE0D">>,
                  module_offset = 3259379},
     #stack_frame{instruction_pointer = 2675754307,
                  module_name = <<"/data/app/com.mcent.browser-1/lib/arm/libchrome.so">>,
                  module_version = <<"271AA00AC3831EF30E510AFFA178ADE0D">>,
                  module_offset = 13772097},
     #stack_frame{instruction_pointer = 2673242505,
                  module_name = <<"/data/app/com.mcent.browser-1/lib/arm/libchrome.so">>,
                  module_version = <<"271AA00AC3831EF30E510AFFA178ADE0D">>,
                  module_offset = 11260295},
     #stack_frame{instruction_pointer = 2673242815,
                  module_name = <<"/data/app/com.mcent.browser-1/lib/arm/libchrome.so">>,
                  module_version = <<"271AA00AC3831EF30E510AFFA178ADE0D">>,
                  module_offset = 11260605},
     #stack_frame{instruction_pointer = 2673247499,
                  module_name = <<"/data/app/com.mcent.browser-1/lib/arm/libchrome."...>>,
                  module_version = <<"271AA00AC3831EF30E510AFFA178ADE0D">>,
                  module_offset = 11265289},
     #stack_frame{instruction_pointer = 2673220015,
                  module_name = <<"/data/app/com.mcent.browser-1/lib/arm/libchr"...>>,
                  module_version = <<"271AA00AC3831EF30E510AFFA178ADE0D">>,
                  module_offset = 11237805},
     #stack_frame{instruction_pointer = 2673264561,
                  module_name = <<"/data/app/com.mcent.browser-1/lib/arm/li"...>>,
                  module_version = <<"271AA00AC3831EF30E510AFFA178ADE0D">>,
                  module_offset = 11282351},
     #stack_frame{instruction_pointer = 2673264867,
                  module_name = <<"/data/app/com.mcent.browser-1/lib/ar"...>>,
                  module_version = <<"271AA00AC3831EF30E510AFFA178ADE0"...>>,
                  module_offset = 11282657},
     #stack_frame{instruction_pointer = 3889529893,
                  module_name = <<"/system/lib/libc.so">>,
                  module_version = <<"B86C82365CAAFB74017F05B8C731"...>>,
                  module_offset = 361507},
     #stack_frame{instruction_pointer = 2705747104,
                  module_name = <<"/data/app/com.mcent.browser-"...>>,
                  module_version = <<"271AA00AC3831EF30E510AFF"...>>,
                  module_offset = 43764894},
     #stack_frame{instruction_pointer = 3889566515,
                  module_name = <<"/system/lib/libc.so">>,
                  module_version = <<"B86C82365CAAFB74017F"...>>,
                  module_offset = 398129},
     #stack_frame{instruction_pointer = 2665241589,
                  module_name = <<"/data/app/com.mcent."...>>,
                  module_version = <<"271AA00AC3831EF3"...>>,
                  module_offset = 3259379},
     #stack_frame{instruction_pointer = 2703991540,
                  module_name = <<"/data/app/com.mc"...>>,
                  module_version = <<"271AA00AC383"...>>,
                  module_offset = 42009330},
     #stack_frame{instruction_pointer = 2674492439,
                  module_name = <<"/data/app/co"...>>,
                  module_version = <<"271AA00A"...>>,module_offset = 12510229},
     #stack_frame{instruction_pointer = 2674496339,
                  module_name = <<"/data/ap"...>>,
                  module_version = <<"271A"...>>,module_offset = 12514129},
     #stack_frame{instruction_pointer = 2665647845,
                  module_name = <<"/dat"...>>,module_version = <<...>>,...},
     #stack_frame{instruction_pointer = 2703991540,
                  module_name = <<...>>,...},
     #stack_frame{instruction_pointer = 3889515827,...},
     #stack_frame{...},
     {...}|...]}

License

Copyright 2017 Jana Mobile, Inc.

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.

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erlang parser for the minidump format

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