From 886ebe52f75369460819b14ab8c5562ea493aca9 Mon Sep 17 00:00:00 2001
From: Ward Wouts <ward@wouts.nl>
Date: Wed, 15 Feb 2023 08:57:22 +0100
Subject: [PATCH] more gdb notes

---
 index.html | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/index.html b/index.html
index 055e35c..7aa66bb 100644
--- a/index.html
+++ b/index.html
@@ -474,11 +474,18 @@ template: inverse
 - `disas <function>` disassemble a function
 - `b *<address>` set a breakpoint on an address
 - `x/200x $esp` show the memory contents for 200 bytes starting at the address $esp points to
+- `x/200c <addr>` show the memory contents for 200 characters starting at the address
 - `r` run
 - `r < foo.txt` run with stdin filled from a file
 - `c` continue
 - `s` step into
 - `info functions` list all functions
+- `p (char*)getenv("PATH")` find the memory location of an environment variable for the running program (use a breakpoint!)
+
+Many improvements exist to make gdb nicer for reverse engineering, such as:
+- https://github.com/pwndbg/pwndbg
+- https://github.com/hugsy/gef
+- https://github.com/longld/peda
 ]
 
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