minidump.MinidumpFile Class Reference

Inheritance diagram for minidump.MinidumpFile:

Public Member Functions
	__init__ (self, minidump_name)
	GetProcessId (self)
	Read (self, what, offset)
	__enter__ (self)
	__exit__ (self, type, value, traceback)

Public Attributes
	minidump_name
	minidump_file
	minidump
	minidump_address
	header
	directories

Static Protected Attributes
int	_HEADER_MAGIC = 0x504d444d

Detailed Description

Class for reading minidump files.

Definition at line 140 of file minidump.py.

Constructor & Destructor Documentation

__init__()

minidump.MinidumpFile.__init__	(		self,
			minidump_name
	)

Definition at line 144 of file minidump.py.

    def __init__(self, minidump_name):
        self.minidump_name = minidump_name
        self.minidump_file = open(minidump_name, 'r')
        self.minidump = mmap.mmap(
            self.minidump_file.fileno(), 0, access=mmap.ACCESS_READ)
        self.minidump_address = BufferToAddress(self.minidump)
        self.header = self.Read(MINIDUMP_HEADER, 0)
        if self.header.signature != MinidumpFile._HEADER_MAGIC:
            raise Exception('Unsupported minidump header magic')
        self.directories = []
        offset = self.header.stream_directories_rva
        for _ in range(self.header.stream_count):
            self.directories.append(self.Read(MINIDUMP_DIRECTORY, offset))
            offset += MINIDUMP_DIRECTORY.size
 

Member Function Documentation

__enter__()

minidump.MinidumpFile.__enter__

(

self

)

Definition at line 170 of file minidump.py.

    def __enter__(self):
        return self
 

__exit__()

minidump.MinidumpFile.__exit__	(		self,
			type,
			value,
			traceback
	)

Definition at line 173 of file minidump.py.

    def __exit__(self, type, value, traceback):
        self.minidump.close()
        self.minidump_file.close()
 
 
# Returns process id of the crashed process recorded in the given minidump.

GetProcessId()

minidump.MinidumpFile.GetProcessId

(

self

)

Definition at line 159 of file minidump.py.

    def GetProcessId(self):
        for dir in self.directories:
            if dir.stream_type == 'MD_MISC_INFO_STREAM':
                info = self.Read(MINIDUMP_MISC_INFO_2, dir.location.rva)
                if info.Flags1 & MINIDUMP_MISC1_PROCESS_ID != 0:
                    return info.ProcessId
        return -1
 

Read()

minidump.MinidumpFile.Read	(		self,
			what,
			offset
	)

Definition at line 167 of file minidump.py.

    def Read(self, what, offset):
        return what.Read(self.minidump_address + offset)
 

Member Data Documentation

_HEADER_MAGIC

int minidump.MinidumpFile._HEADER_MAGIC = 0x504d444d

staticprotected

Definition at line 142 of file minidump.py.

directories

minidump.MinidumpFile.directories

Definition at line 153 of file minidump.py.

header

minidump.MinidumpFile.header

Definition at line 150 of file minidump.py.

minidump

minidump.MinidumpFile.minidump

Definition at line 147 of file minidump.py.

minidump_address

minidump.MinidumpFile.minidump_address

Definition at line 149 of file minidump.py.

minidump_file

minidump.MinidumpFile.minidump_file

Definition at line 146 of file minidump.py.

minidump_name

minidump.MinidumpFile.minidump_name

Definition at line 145 of file minidump.py.

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The documentation for this class was generated from the following file:

• third_party/dart-lang/sdk/tools/minidump.py