And what is. SYM format? I found such a bit symbols among Win2k debug symbols. There is mention of some other symbol types:. COFF, and. Also, do debug symbols exist for Windows NT? I will be so grateful if someone shares any information on this topic or at least give me some pointers.
This information is so hard to find! Lucas Brooks. You can convert a. MAP generated by the Object Linker into a. I don't believe the format is currently documented anywhere but it is pretty easy to work out the address and function names.
It should be sufficient for manually loading it into IDA or other programs but I don't know anything about the file header how to extract segment information. The following two examples of kernel debuggers are installed by installing Debugging Tools For Windows:. Both tools allow users with the Debug Programs user right to analyze the contents of a memory dump file and debug kernel-mode and user-mode programs and drivers.
To gather the most information from a memory dump file, provide the debugger access to symbol files. The debugger uses symbol files to match memory addresses to human-friendly module and function names.
The simplest way to provide the debugger access to symbol files is to configure the debugger to access the Microsoft Internet-connected symbol server. The Bugcheck line tells you the Stop error number.
The Probably Caused By line indicates the file that was being processed at the time of the Stop error. The Command window displays feedback from the debugger and allows you to issue additional commands. When a crash dump is opened, the Command window automatically displays the output of the!
In many cases, this default information is sufficient to isolate the cause of the Stop error. After a symbol file is downloaded from the symbol server it is cached on the local computer for quick access. With the cadence that we release updates for Windows, the Windows debugging symbols we publish via the packages on this page are quickly made out of date.
We have made significant improvements to the online Microsoft Symbol Server by moving this to be an Azure-based symbol store, and symbols for all Windows versions and updates are available there. You can find more about this in this blog entry. For information on how to retrieve symbols for a machine that is not connected to the Internet, see Using a Manifest File with SymChk.
To learn more about using symbols and debugging, see Symbols and Symbol Files. For help with debugging issues, see Debugging Resources. We are interested in your feedback about symbols. Please mail suggestions or bug reports to windbgfb microsoft.
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