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1 // Copyright (c) 2014, Google Inc.
2 // All rights reserved.
3 //
4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions are
6 // met:
7 //
8 //     * Redistributions of source code must retain the above copyright
9 // notice, this list of conditions and the following disclaimer.
10 //     * Redistributions in binary form must reproduce the above
11 // copyright notice, this list of conditions and the following disclaimer
12 // in the documentation and/or other materials provided with the
13 // distribution.
14 //     * Neither the name of Google Inc. nor the names of its
15 // contributors may be used to endorse or promote products derived from
16 // this software without specific prior written permission.
17 //
18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 
30 #ifndef CLIENT_LINUX_MINIDUMP_WRITER_MICRODUMP_WRITER_H_
31 #define CLIENT_LINUX_MINIDUMP_WRITER_MICRODUMP_WRITER_H_
32 
33 #include <stdint.h>
34 #include <sys/types.h>
35 
36 #include "client/linux/dump_writer_common/mapping_info.h"
37 
38 namespace google_breakpad {
39 
40 struct MicrodumpExtraInfo;
41 
42 // Writes a microdump (a reduced dump containing only the state of the crashing
43 // thread) on the console (logcat on Android). These functions do not malloc nor
44 // use libc functions which may. Thus, it can be used in contexts where the
45 // state of the heap may be corrupt.
46 // Args:
47 //   crashing_process: the pid of the crashing process. This must be trusted.
48 //   blob: a blob of data from the crashing process. See exception_handler.h
49 //   blob_size: the length of |blob| in bytes.
50 //   mappings: a list of additional mappings provided by the application.
51 //   build_fingerprint: a (optional) C string which determines the OS
52 //     build fingerprint (e.g., aosp/occam/mako:5.1.1/LMY47W/1234:eng/dev-keys).
53 //   product_info: a (optional) C string which determines the product name and
54 //     version (e.g., WebView:42.0.2311.136).
55 //
56 // Returns true iff successful.
57 bool WriteMicrodump(pid_t crashing_process,
58                     const void* blob,
59                     size_t blob_size,
60                     const MappingList& mappings,
61                     bool skip_dump_if_main_module_not_referenced,
62                     uintptr_t address_within_main_module,
63                     bool sanitize_stack,
64                     const MicrodumpExtraInfo& microdump_extra_info);
65 
66 }  // namespace google_breakpad
67 
68 #endif  // CLIENT_LINUX_MINIDUMP_WRITER_MICRODUMP_WRITER_H_
69