db[?] Breakpoints commands

Usage: db # Breakpoints commands
  • db List breakpoints
  • db sym.main Add breakpoint into sym.main
  • db <addr> Add breakpoint
  • db -<addr> Remove breakpoint
  • db- 🚀 Can be used with tab autocompletion to show and delete / remove breakpoints asciinema
  • db. Show breakpoint info in current offset
  • dbj List breakpoints in JSON format
  • dbc <addr> <cmd> Run command when breakpoint is hit

  • Use this to run a command everytime a breakpoint hits. Example: db sym.imp.strcmp; dbc sym.imp.strcmp drr . This till print out the registers everytime the debugger breaks at strcmp

  • Screenshot

  • dbC <addr> <cmd> Run command when breakpoint is hit, but continue until condition on command returns zero

    • dbC If the command returns a value different from zero, execution continue, otherwise, execution is stopped at the breakpoint

  • dbd <addr> Disable breakpoint. Supports autocomplete
  • dbe <addr> Enable breakpoint. Supports autocomplete
  • dbs <addr> Toggle breakpoint. Supports autocomplete
  • dbf Put a breakpoint into every no-return function
  • dbt[?] Display backtrace based on dbg.btdepth and dbg.btalgo
  • dbt* Display backtrace in flags
  • dbt= Display backtrace in one line (see dbt=s and dbt=b for sp or bp)
  • dbtj Display backtrace in JSON
  • dbta Display ascii-art representation of the stack backtrace
  • dbtv Display backtrace with local vars if any
  • dbte <addr> Enable Breakpoint Trace
  • dbtd <addr> Disable Breakpoint Trace
  • dbts <addr> Swap Breakpoint Trace
  • dbm <module> <offset> Add a breakpoint at an offset from a module's base
  • dbn [<name>] Show or set name for current breakpoint
  • dbi List breakpoint indexes
  • dbi. Show breakpoint index in current offset
  • dbic <index> <cmd> Run command at breakpoint index

    • dbi and dbic can be used to run a command once a break point hits similar to db and dbc

  • dbie <index> Enable breakpoint by index
  • dbid <index> Disable breakpoint by index
  • dbis <index> Swap Nth breakpoint
  • dbix <idx> [expr] Set expression for bp at given index
  • dbite <index> Enable breakpoint Trace by index
  • dbitd <index> Disable breakpoint Trace by index
  • dbits <index> Swap Nth breakpoint trace
  • dbh x86 Set/list breakpoint plugin handlers
  • dbh- <name> Remove breakpoint plugin handler
  • dbw <addr> <rw> Add watchpoint
  • drx number addr len rwx Modify hardware breakpoint
  • drx-number Clear hardware breakpoint