Gigantic update with menu

inject-debug.sh

@@ -0,0 +1,217 @@
+#!/bin/bash
+
+pid=$(pidof "hl_linux")
+libpath=$(realpath "libhlcheat.so")
+
+if [ "$pid" == "" ]; then
+   echo "inject-debug.sh: process not running."
+   exit 1
+fi
+
+show_help() {
+    echo "Usage: $0 [OPTIONS]"
+    echo "Options:"
+    echo "  --help          Show this help message"
+    echo "  --unload        Debug the unload process interactively"
+    echo "  --inject        Debug the injection process interactively"
+    echo ""
+    echo "Common GDB commands to use during debugging:"
+    echo "  bt              Show backtrace"
+    echo "  info locals     Show local variables"
+    echo "  n               Step over (next line)"
+    echo "  s               Step into function"
+    echo "  c               Continue execution"
+    echo "  p expression    Print value of expression"
+    echo "  finish          Run until current function returns"
+    echo ""
+    echo "Without options, the script will inject the cheat normally."
+    exit 0
+}
+
+UNLOAD_MODE=0
+INJECT_MODE=0
+
+for arg in "$@"; do
+    case $arg in
+        --help)
+            show_help
+            ;;
+        --unload)
+            UNLOAD_MODE=1
+            ;;
+        --inject)
+            INJECT_MODE=1
+            ;;
+    esac
+done
+
+cat > /tmp/gdbinit-goldsrc << EOF
+set confirm off
+set pagination off
+set print pretty on
+
+define hook-stop
+    echo \nBREAKPOINT HIT\n
+    bt
+    echo \nLOCAL VARIABLES:\n
+    info locals
+    echo \nSTACK FRAME:\n
+    info frame
+    echo \nCommands: n (next), s (step), c (continue), bt (backtrace), finish (run until function returns)\n
+end
+
+EOF
+
+if [ $UNLOAD_MODE -eq 1 ]; then
+    echo "Starting interactive unload debugging session..."
+    
+    cat >> /tmp/gdbinit-goldsrc << EOF
+# Set up functions to help with dlopen/dlclose
+set \$dlopen = (void* (*)(char*, int))dlopen
+set \$dlclose = (int (*)(void*))dlclose
+set \$dlerror = (char* (*)(void))dlerror
+
+# Set breakpoints on critical functions
+break self_unload
+break unload
+break safe_unload_with_debug
+break UNINJECT_CommandHandler
+break hooks_restore
+break globals_restore
+break GL_UNHOOK
+
+# Command to manually invoke the unload from GDB
+define uninject
+    set \$self = \$dlopen("$libpath", 6)
+    p \$self
+    call \$dlclose(\$self)
+    call \$dlclose(\$self)
+    call \$dlerror()
+end
+
+define call_uninject_cmd
+    call UNINJECT_CommandHandler()
+end
+
+echo \nType 'call_uninject_cmd' to execute the uninject command\n
+echo Type 'uninject' to manually trigger the unload process\n
+EOF
+
+    sudo gdb -x /tmp/gdbinit-goldsrc -p $pid
+    
+    echo "Interactive unload debugging session ended."
+    exit 0
+fi
+
+if [ $INJECT_MODE -eq 1 ]; then
+    echo "Starting interactive injection debugging session..."
+    
+    cat >> /tmp/gdbinit-goldsrc << EOF
+# Set up functions to help with dlopen/dlclose
+set \$dlopen = (void* (*)(char*, int))dlopen
+set \$dlclose = (int (*)(void*))dlclose
+set \$dlerror = (char* (*)(void))dlerror
+
+# Set breakpoints on critical functions
+break load
+break globals_init
+break cvars_init
+break hooks_init
+
+# Command to manually inject the library
+define inject
+    call \$dlopen("$libpath", 2)
+    call \$dlerror()
+end
+
+echo \nType 'inject' to load the library\n
+EOF
+
+    sudo gdb -x /tmp/gdbinit-goldsrc -p $pid
+    
+    echo "Interactive injection debugging session ended."
+    exit 0
+fi
+
+echo "Injecting cheat..."
+
+if grep -q "$libpath" "/proc/$pid/maps"; then
+    echo -e "goldsource-cheat already loaded. Reloading...\n"
+
+    cat > /tmp/gdbinit-goldsrc << EOF
+set confirm off
+set pagination off
+set print pretty on
+set \$dlopen = (void* (*)(char*, int))dlopen
+set \$dlclose = (int (*)(void*))dlclose
+set \$dlerror = (char* (*)(void))dlerror
+
+# Reload library
+define reload_lib
+    set \$self = \$dlopen("$libpath", 6)
+    call \$dlclose(\$self)
+    call \$dlclose(\$self)
+    call \$dlopen("$libpath", 2)
+    call \$dlerror()
+    echo "\nReload complete. Library has been reloaded.\n"
+    echo "You can now debug interactively.\n"
+    echo "Type 'continue' or 'c' to let the game run normally.\n"
+    echo "Type 'call_uninject_cmd' to trigger the uninject command.\n"
+end
+
+# Command to manually trigger uninject
+define call_uninject_cmd
+    call UNINJECT_CommandHandler()
+end
+
+# Execute reload automatically
+reload_lib
+
+# Break on uninject command
+break UNINJECT_CommandHandler
+break safe_unload_with_debug
+break self_unload
+
+echo "\nType 'help' for GDB commands or 'continue' to let the game run.\n"
+EOF
+
+    sudo gdb -x /tmp/gdbinit-goldsrc -p $pid
+else
+    cat > /tmp/gdbinit-goldsrc << EOF
+set confirm off
+set pagination off
+set print pretty on
+set \$dlopen = (void* (*)(char*, int))dlopen
+set \$dlclose = (int (*)(void*))dlclose
+set \$dlerror = (char* (*)(void))dlerror
+
+# Initial library load
+define load_lib
+    call \$dlopen("$libpath", 2)
+    call \$dlerror()
+    echo "\nInjection complete. Library has been loaded.\n"
+    echo "You can now debug interactively.\n"
+    echo "Type 'continue' or 'c' to let the game run normally.\n"
+    echo "Type 'call_uninject_cmd' to trigger the uninject command.\n"
+end
+
+# Command to manually trigger uninject
+define call_uninject_cmd
+    call UNINJECT_CommandHandler()
+end
+
+# Execute load automatically
+load_lib
+
+# Break on uninject command
+break UNINJECT_CommandHandler
+break safe_unload_with_debug
+break self_unload
+
+echo "\nType 'help' for GDB commands or 'continue' to let the game run.\n"
+EOF
+
+    sudo gdb -x /tmp/gdbinit-goldsrc -p $pid
+fi
+
+echo -e "\nDebug session ended."