Man page - udcli(1)

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Package:  udcli
apt-get install udcli

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• udcli(1)
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• udcli

Manual

udcli

NAME
SYNOPSIS
DESCRIPTION
OPTIONS
Example
Author

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NAME

udcli - A CLI tool for quick disassembly of x86 and x86-64 class instruction set architectures.

SYNOPSIS

udcli [-option(s)] file

DESCRIPTION

udcli is a CLI front-end to the Udis86 Disassembler library.

OPTIONS

	-16		Set the disassembly mode to 16 bits.
	-32		Set the disassembly mode to 32 bits. (default)
	-64		Set the disassembly mode to 64 bits.
	-intel		Set the output to INTEL (NASM like) syntax. (default)
	-att		Set the output to AT&T (GAS like) syntax.
	-v <v>		Set vendor. <v> = {intel, amd}.

-o <pc>

Set the value of the program counter to <pc>. (default = 0)

	-s <n>		Set the number of bytes to skip before disassembly to <n>.
	-c <n>		Set the number of bytes to disassemble to <n>.
	-x		Set the input mode to whitespace separated 8-bit numbers in hexadecimal representation. Example: 0f 01 ae 00
	-noff		Do not display the offset of instructions.
	-nohex		Do not display the hexadecimal code of instructions.

-eflags

Display information on EFLAGS register.

-access

Display access information on operand.

-implicit

Display implicit registers used or modified by the instruction.

-h

Display this help message.

--version

Show version

Example

Usage example:

echo "65 67 89 87 76 65 54 56 78 89 09 00 90" | udcli -32 -x

will result in output such as this:

0000000080000800 656789877665     mov [gs:bx+0x6576], eax
0000000080000806 54               push esp
0000000080000807 56               push esi
0000000080000808 7889             js 0x80000793
000000008000080a 0900             or [eax], eax
000000008000080c 90               nop

Author

This version of Udis86 is based on a fork of the original project of the same name by Willem (canihavesomecoffee) (https://github.com/canihavesomecoffee). Udis86 was originally written by Vivek Thampi (https://github.com/vmt/).

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