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scummvm/engines/sci/console.cpp
Willem Jan Palenstijn 57504cb699 SCI: Fix disasm_addr option parsing 
svn-id: r42598
2009-07-18 22:19:07 +00:00

3297 lines
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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
// Console module
#include "sci/sci.h"
#include "sci/console.h"
#include "sci/debug.h"
#include "sci/resource.h"
#include "sci/vocabulary.h"
#include "sci/engine/savegame.h"
#include "sci/engine/state.h"
#include "sci/engine/gc.h"
#include "sci/engine/kernel_types.h" // for determine_reg_type
#include "sci/gfx/gfx_gui.h" // for sciw_set_status_bar
#include "sci/gfx/gfx_state_internal.h"
#include "sci/gfx/gfx_widgets.h" // for getPort
#include "sci/sfx/songlib.h" // for SongLibrary
#include "sci/sfx/iterator.h" // for SCI_SONG_ITERATOR_TYPE_SCI0
#include "sci/sfx/sci_midi.h"
#include "sci/vocabulary.h"
#include "common/savefile.h"
namespace Sci {
int g_debug_sleeptime_factor = 1;
int g_debug_simulated_key = 0;
bool g_debug_track_mouse_clicks = false;
bool g_debug_weak_validations = true;
Console::Console(SciEngine *vm) : GUI::Debugger() {
_vm = vm;
// Variables
DVar_Register("sleeptime_factor", &g_debug_sleeptime_factor, DVAR_INT, 0);
DVar_Register("gc_interval", &script_gc_interval, DVAR_INT, 0);
DVar_Register("simulated_key", &g_debug_simulated_key, DVAR_INT, 0);
DVar_Register("track_mouse_clicks", &g_debug_track_mouse_clicks, DVAR_BOOL, 0);
DVar_Register("weak_validations", &g_debug_weak_validations, DVAR_BOOL, 0);
DVar_Register("script_abort_flag", &script_abort_flag, DVAR_INT, 0);
// General
DCmd_Register("help", WRAP_METHOD(Console, cmdHelp));
// Kernel
// DCmd_Register("classes", WRAP_METHOD(Console, cmdClasses)); // TODO
DCmd_Register("opcodes", WRAP_METHOD(Console, cmdOpcodes));
DCmd_Register("selector", WRAP_METHOD(Console, cmdSelector));
DCmd_Register("selectors", WRAP_METHOD(Console, cmdSelectors));
DCmd_Register("functions", WRAP_METHOD(Console, cmdKernelFunctions));
DCmd_Register("class_table", WRAP_METHOD(Console, cmdClassTable));
// Parser
DCmd_Register("suffixes", WRAP_METHOD(Console, cmdSuffixes));
DCmd_Register("parse_grammar", WRAP_METHOD(Console, cmdParseGrammar));
DCmd_Register("parser_nodes", WRAP_METHOD(Console, cmdParserNodes));
DCmd_Register("parser_words", WRAP_METHOD(Console, cmdParserWords));
DCmd_Register("sentence_fragments", WRAP_METHOD(Console, cmdSentenceFragments));
DCmd_Register("parse", WRAP_METHOD(Console, cmdParse));
DCmd_Register("set_parse_nodes", WRAP_METHOD(Console, cmdSetParseNodes));
// Resources
DCmd_Register("hexdump", WRAP_METHOD(Console, cmdHexDump));
DCmd_Register("resource_id", WRAP_METHOD(Console, cmdResourceId));
DCmd_Register("resource_size", WRAP_METHOD(Console, cmdResourceSize));
DCmd_Register("resource_types", WRAP_METHOD(Console, cmdResourceTypes));
DCmd_Register("list", WRAP_METHOD(Console, cmdList));
DCmd_Register("hexgrep", WRAP_METHOD(Console, cmdHexgrep));
// Game
DCmd_Register("save_game", WRAP_METHOD(Console, cmdSaveGame));
DCmd_Register("restore_game", WRAP_METHOD(Console, cmdRestoreGame));
DCmd_Register("restart_game", WRAP_METHOD(Console, cmdRestartGame));
DCmd_Register("version", WRAP_METHOD(Console, cmdGetVersion));
DCmd_Register("room", WRAP_METHOD(Console, cmdRoomNumber));
DCmd_Register("exit", WRAP_METHOD(Console, cmdExit));
// Screen
DCmd_Register("sci0_palette", WRAP_METHOD(Console, cmdSci0Palette));
DCmd_Register("clear_screen", WRAP_METHOD(Console, cmdClearScreen));
DCmd_Register("redraw_screen", WRAP_METHOD(Console, cmdRedrawScreen));
DCmd_Register("fill_screen", WRAP_METHOD(Console, cmdFillScreen));
DCmd_Register("show_map", WRAP_METHOD(Console, cmdShowMap));
DCmd_Register("update_zone", WRAP_METHOD(Console, cmdUpdateZone));
DCmd_Register("propagate_zone", WRAP_METHOD(Console, cmdPropagateZone));
DCmd_Register("priority_bands", WRAP_METHOD(Console, cmdPriorityBands));
// Graphics
DCmd_Register("draw_pic", WRAP_METHOD(Console, cmdDrawPic));
DCmd_Register("draw_rect", WRAP_METHOD(Console, cmdDrawRect));
DCmd_Register("draw_cel", WRAP_METHOD(Console, cmdDrawCel));
DCmd_Register("view_info", WRAP_METHOD(Console, cmdViewInfo));
// GUI
DCmd_Register("current_port", WRAP_METHOD(Console, cmdCurrentPort));
DCmd_Register("print_port", WRAP_METHOD(Console, cmdPrintPort));
DCmd_Register("visual_state", WRAP_METHOD(Console, cmdVisualState));
DCmd_Register("flush_visual", WRAP_METHOD(Console, cmdFlushPorts));
DCmd_Register("dynamic_views", WRAP_METHOD(Console, cmdDynamicViews));
DCmd_Register("dropped_views", WRAP_METHOD(Console, cmdDroppedViews));
DCmd_Register("status_bar", WRAP_METHOD(Console, cmdStatusBarColors));
#ifdef GFXW_DEBUG_WIDGETS
DCmd_Register("print_widget", WRAP_METHOD(Console, cmdPrintWidget));
#endif
// Segments
DCmd_Register("segment_table", WRAP_METHOD(Console, cmdPrintSegmentTable));
DCmd_Register("segment_info", WRAP_METHOD(Console, cmdSegmentInfo));
DCmd_Register("segment_kill", WRAP_METHOD(Console, cmdKillSegment));
// Garbage collection
DCmd_Register("gc", WRAP_METHOD(Console, cmdGCInvoke));
DCmd_Register("gc_objects", WRAP_METHOD(Console, cmdGCObjects));
DCmd_Register("gc_reachable", WRAP_METHOD(Console, cmdGCShowReachable));
DCmd_Register("gc_freeable", WRAP_METHOD(Console, cmdGCShowFreeable));
DCmd_Register("gc_normalize", WRAP_METHOD(Console, cmdGCNormalize));
// Music/SFX
DCmd_Register("songlib", WRAP_METHOD(Console, cmdSongLib));
DCmd_Register("is_sample", WRAP_METHOD(Console, cmdIsSample));
DCmd_Register("sfx01_header", WRAP_METHOD(Console, cmdSfx01Header));
DCmd_Register("sfx01_track", WRAP_METHOD(Console, cmdSfx01Track));
DCmd_Register("stop_sfx", WRAP_METHOD(Console, cmdStopSfx));
// Script
DCmd_Register("addresses", WRAP_METHOD(Console, cmdAddresses));
DCmd_Register("registers", WRAP_METHOD(Console, cmdRegisters));
DCmd_Register("dissect_script", WRAP_METHOD(Console, cmdDissectScript));
DCmd_Register("set_acc", WRAP_METHOD(Console, cmdSetAccumulator));
DCmd_Register("backtrace", WRAP_METHOD(Console, cmdBacktrace));
DCmd_Register("bt", WRAP_METHOD(Console, cmdBacktrace)); // alias
DCmd_Register("step", WRAP_METHOD(Console, cmdStep));
DCmd_Register("s", WRAP_METHOD(Console, cmdStep)); // alias
DCmd_Register("step_event", WRAP_METHOD(Console, cmdStepEvent));
DCmd_Register("se", WRAP_METHOD(Console, cmdStepEvent)); // alias
DCmd_Register("step_ret", WRAP_METHOD(Console, cmdStepRet));
DCmd_Register("sret", WRAP_METHOD(Console, cmdStepRet)); // alias
DCmd_Register("step_global", WRAP_METHOD(Console, cmdStepGlobal));
DCmd_Register("sg", WRAP_METHOD(Console, cmdStepGlobal)); // alias
DCmd_Register("step_callk", WRAP_METHOD(Console, cmdStepCallk));
DCmd_Register("snk", WRAP_METHOD(Console, cmdStepCallk)); // alias
DCmd_Register("disasm", WRAP_METHOD(Console, cmdDissassemble));
DCmd_Register("disasm_addr", WRAP_METHOD(Console, cmdDissassembleAddress));
DCmd_Register("send", WRAP_METHOD(Console, cmdSend));
DCmd_Register("go", WRAP_METHOD(Console, cmdGo));
// Breakpoints
DCmd_Register("bp_list", WRAP_METHOD(Console, cmdBreakpointList));
DCmd_Register("bp_del", WRAP_METHOD(Console, cmdBreakpointDelete));
DCmd_Register("bp_exec_method", WRAP_METHOD(Console, cmdBreakpointExecMethod));
DCmd_Register("bpx", WRAP_METHOD(Console, cmdBreakpointExecMethod)); // alias
DCmd_Register("bp_exec_function", WRAP_METHOD(Console, cmdBreakpointExecFunction));
DCmd_Register("bpe", WRAP_METHOD(Console, cmdBreakpointExecFunction)); // alias
// VM
DCmd_Register("script_steps", WRAP_METHOD(Console, cmdScriptSteps));
DCmd_Register("vm_varlist", WRAP_METHOD(Console, cmdVMVarlist));
DCmd_Register("vm_vars", WRAP_METHOD(Console, cmdVMVars));
DCmd_Register("stack", WRAP_METHOD(Console, cmdStack));
DCmd_Register("value_type", WRAP_METHOD(Console, cmdValueType));
DCmd_Register("view_listnode", WRAP_METHOD(Console, cmdViewListNode));
DCmd_Register("view_reference", WRAP_METHOD(Console, cmdViewReference));
DCmd_Register("vr", WRAP_METHOD(Console, cmdViewReference)); // alias
DCmd_Register("view_object", WRAP_METHOD(Console, cmdViewObject));
DCmd_Register("vo", WRAP_METHOD(Console, cmdViewObject)); // alias
DCmd_Register("active_object", WRAP_METHOD(Console, cmdViewActiveObject));
DCmd_Register("acc_object", WRAP_METHOD(Console, cmdViewAccumulatorObject));
// These were in sci.cpp
/*
con_hook_int(&(gfx_options.buffer_pics_nr), "buffer_pics_nr",
"Number of pics to buffer in LRU storage\n");
con_hook_int(&(gfx_options.pic0_dither_mode), "pic0_dither_mode",
"Mode to use for pic0 dithering\n");
con_hook_int(&(gfx_options.pic0_dither_pattern), "pic0_dither_pattern",
"Pattern to use for pic0 dithering\n");
con_hook_int(&(gfx_options.pic0_unscaled), "pic0_unscaled",
"Whether pic0 should be drawn unscaled\n");
con_hook_int(&(gfx_options.dirty_frames), "dirty_frames",
"Dirty frames management\n");
*/
scriptState.seeking = kDebugSeekNothing;
scriptState.seekLevel = 0;
scriptState.runningStep = 0;
scriptState.stopOnEvent = false;
scriptState.debugging = false;
}
Console::~Console() {
}
void Console::preEnter() {
if (_vm->_gamestate)
_vm->_gamestate->_sound.sfx_suspend(true);
_vm->_mixer->pauseAll(true);
}
void Console::postEnter() {
if (_vm->_gamestate)
_vm->_gamestate->_sound.sfx_suspend(false);
_vm->_mixer->pauseAll(false);
}
#if 0
// Unused
#define LOOKUP_SPECIES(species) (\
(species >= 1000) ? species : *(s->_classtable[species].scriptposp) \
+ s->_classtable[species].class_offset)
#endif
bool Console::cmdHelp(int argc, const char **argv) {
DebugPrintf("\n");
DebugPrintf("Variables\n");
DebugPrintf("---------\n");
DebugPrintf("sleeptime_factor: Factor to multiply with wait times in kWait()\n");
DebugPrintf("gc_interval: Number of kernel calls in between garbage collections\n");
DebugPrintf("simulated_key: Add a key with the specified scan code to the event list\n");
DebugPrintf("track_mouse_clicks: Toggles mouse click tracking to the console\n");
DebugPrintf("weak_validations: Turns some validation errors into warnings\n");
DebugPrintf("script_abort_flag: Set to 1 to abort script execution. Set to 2 to force a replay afterwards\n");
DebugPrintf("\n");
DebugPrintf("Debug flags\n");
DebugPrintf("-----------\n");
DebugPrintf("debugflag_list - Lists the available debug flags and their status\n");
DebugPrintf("debugflag_enable - Enables a debug flag\n");
DebugPrintf("debugflag_disable - Disables a debug flag\n");
DebugPrintf("\n");
DebugPrintf("Commands\n");
DebugPrintf("--------\n");
DebugPrintf("Kernel:\n");
DebugPrintf(" opcodes - Lists the opcode names\n");
DebugPrintf(" selectors - Lists the selector names\n");
DebugPrintf(" selector - Attempts to find the requested selector by name\n");
DebugPrintf(" functions - Lists the kernel functions\n");
DebugPrintf(" class_table - Shows the available classes\n");
DebugPrintf("\n");
DebugPrintf("Parser:\n");
DebugPrintf(" suffixes - Lists the vocabulary suffixes\n");
DebugPrintf(" parse_grammar - Shows the parse grammar, in strict GNF\n");
DebugPrintf(" parser_nodes - Shows the specified number of nodes from the parse node tree\n");
DebugPrintf(" parser_words - Shows the words from the parse node tree\n");
DebugPrintf(" sentence_fragments - Shows the sentence fragments (used to build Parse trees)\n");
DebugPrintf(" parse - Parses a sequence of words and prints the resulting parse tree\n");
DebugPrintf(" set_parse_nodes - Sets the contents of all parse nodes\n");
DebugPrintf("\n");
DebugPrintf("Resources:\n");
DebugPrintf(" hexdump - Dumps the specified resource to standard output\n");
DebugPrintf(" resource_id - Identifies a resource number by splitting it up in resource type and resource number\n");
DebugPrintf(" resource_size - Shows the size of a resource\n");
DebugPrintf(" resource_types - Shows the valid resource types\n");
DebugPrintf(" list - Lists all the resources of a given type\n");
DebugPrintf(" hexgrep - Searches some resources for a particular sequence of bytes, represented as hexadecimal numbers\n");
DebugPrintf("\n");
DebugPrintf("Game:\n");
DebugPrintf(" save_game - Saves the current game state to the hard disk\n");
DebugPrintf(" restore_game - Restores a saved game from the hard disk\n");
DebugPrintf(" restart_game - Restarts the game\n");
DebugPrintf(" version - Shows the resource and interpreter versions\n");
DebugPrintf(" room - Shows the current room number\n");
DebugPrintf(" exit - Exits the game\n");
DebugPrintf("\n");
DebugPrintf("Screen:\n");
DebugPrintf(" sci0_palette - Sets the SCI0 palette to use (EGA, Amiga or grayscale)\n");
DebugPrintf(" clear_screen - Clears the screen\n");
DebugPrintf(" redraw_screen - Redraws the screen\n");
DebugPrintf(" fill_screen - Fills the screen with one of the EGA colors\n");
DebugPrintf(" show_map - Shows one of the screen maps (visual, priority or control)\n");
DebugPrintf(" update_zone - Propagates a rectangular area from the back buffer to the front buffer\n");
DebugPrintf(" propagate_zone - Propagates a rectangular area from a lower graphics buffer to a higher one\n");
DebugPrintf(" priority_bands - Shows information about priority bands\n");
DebugPrintf("\n");
DebugPrintf("Graphics:\n");
DebugPrintf(" draw_pic - Draws a pic resource\n");
DebugPrintf(" draw_rect - Draws a rectangle to the screen with one of the EGA colors\n");
DebugPrintf(" draw_cel - Draws a single view cel to the center of the screen\n");
DebugPrintf(" view_info - Displays information for the specified view\n");
DebugPrintf("\n");
DebugPrintf("GUI:\n");
DebugPrintf(" current_port - Shows the ID of the currently active port\n");
DebugPrintf(" print_port - Prints information about a port\n");
DebugPrintf(" visual_state - Shows the state of the current visual widget\n");
DebugPrintf(" flush_visual - Flushes dynamically allocated ports (for memory profiling)\n");
DebugPrintf(" dynamic_views - Lists active dynamic views\n");
DebugPrintf(" dropped_views - Lists dropped dynamic views\n");
DebugPrintf(" status_bar - Sets the colors of the status bar\n");
#ifdef GFXW_DEBUG_WIDGETS
DebugPrintf(" print_widget - Shows active widgets (no params) or information on the specified widget indices\n");
#endif
DebugPrintf("\n");
DebugPrintf("Segments:\n");
DebugPrintf(" segment_table - Lists all segments\n");
DebugPrintf(" segment_info - Provides information on the specified segment\n");
DebugPrintf(" segment_kill - Deletes the specified segment\n");
DebugPrintf("\n");
DebugPrintf("Garbage collection:\n");
DebugPrintf(" gc - Invokes the garbage collector\n");
DebugPrintf(" gc_objects - Lists all reachable objects, normalized\n");
DebugPrintf(" gc_reachable - Lists all addresses directly reachable from a given memory object\n");
DebugPrintf(" gc_freeable - Lists all addresses freeable in a given segment\n");
DebugPrintf(" gc_normalize - Prints the \"normal\" address of a given address\n");
DebugPrintf("\n");
DebugPrintf("Music/SFX:\n");
DebugPrintf(" songlib - Shows the song library\n");
DebugPrintf(" is_sample - Shows information on a given sound resource, if it's a PCM sample\n");
DebugPrintf(" sfx01_header - Dumps the header of a SCI01 song\n");
DebugPrintf(" sfx01_track - Dumps a track of a SCI01 song\n");
DebugPrintf(" stop_sfx - Stops a playing sound\n");
DebugPrintf("\n");
DebugPrintf("Script:\n");
DebugPrintf(" addresses - Provides information on how to pass addresses\n");
DebugPrintf(" registers - Shows the current register values\n");
DebugPrintf(" dissect_script - Examines a script\n");
DebugPrintf(" set_acc - Sets the accumulator\n");
DebugPrintf(" backtrace / bt - Dumps the send/self/super/call/calle/callb stack\n");
DebugPrintf(" step / s - Executes one operation (no parameters) or several operations (specified as a parameter) \n");
DebugPrintf(" step_event / se - Steps forward until a SCI event is received.\n");
DebugPrintf(" step_ret / sret - Steps forward until ret is called on the current execution stack level.\n");
DebugPrintf(" step_global / sg - Steps until the global variable with the specified index is modified.\n");
DebugPrintf(" step_callk / snk - Steps forward until it hits the next callk operation, or a specific callk (specified as a parameter)\n");
DebugPrintf(" disasm - Disassembles a method by name\n");
DebugPrintf(" disasm_addr - Disassembles one or more commands\n");
DebugPrintf(" send - Sends a message to an object\n");
DebugPrintf(" go - Executes the script\n");
DebugPrintf("\n");
DebugPrintf("Breakpoints:\n");
DebugPrintf(" bp_list - Lists the current breakpoints\n");
DebugPrintf(" bp_del - Deletes a breakpoint with the specified index\n");
DebugPrintf(" bp_exec_method / bpx - Sets a breakpoint on the execution of the specified method\n");
DebugPrintf(" bp_exec_function / bpe - Sets a breakpoint on the execution of the specified exported function\n");
DebugPrintf("\n");
DebugPrintf("VM:\n");
DebugPrintf(" script_steps - Shows the number of executed SCI operations\n");
DebugPrintf(" vm_varlist - Shows the addresses of variables in the VM\n");
DebugPrintf(" vm_vars - Displays or changes variables in the VM\n");
DebugPrintf(" stack - Lists the specified number of stack elements\n");
DebugPrintf(" value_type - Determines the type of a value\n");
DebugPrintf(" view_listnode - Examines the list node at the given address\n");
DebugPrintf(" view_reference / vr - Examines an arbitrary reference\n");
DebugPrintf(" view_object / vo - Examines the object at the given address\n");
DebugPrintf(" active_object - Shows information on the currently active object or class\n");
DebugPrintf(" acc_object - Shows information on the object or class at the address indexed by the accumulator\n");
DebugPrintf("\n");
return true;
}
ResourceType parseResourceType(const char *resid) {
// Gets the resource number of a resource string, or returns -1
ResourceType res = kResourceTypeInvalid;
for (int i = 0; i < kResourceTypeInvalid; i++)
if (strcmp(getResourceTypeName((ResourceType)i), resid) == 0)
res = (ResourceType)i;
return res;
}
const char *selector_name(EngineState *s, int selector) {
if (selector >= 0 && selector < (int)((SciEngine*)g_engine)->getKernel()->getSelectorNamesSize())
return ((SciEngine*)g_engine)->getKernel()->getSelectorName(selector).c_str();
else
return "--INVALID--";
}
bool Console::cmdGetVersion(int argc, const char **argv) {
DebugPrintf("Resource file version: %s\n", versionNames[_vm->getResMgr()->_sciVersion]);
DebugPrintf("Emulated interpreter version: %s\n", versionNames[_vm->getVersion()]);
return true;
}
bool Console::cmdOpcodes(int argc, const char **argv) {
DebugPrintf("Opcode names in numeric order [index: type name]:\n");
for (uint seeker = 0; seeker < _vm->getKernel()->getOpcodesSize(); seeker++) {
opcode op = _vm->getKernel()->getOpcode(seeker);
DebugPrintf("%03x: %03x %20s | ", seeker, op.type, op.name.c_str());
if ((seeker % 3) == 2)
DebugPrintf("\n");
}
DebugPrintf("\n");
return true;
}
bool Console::cmdSelector(int argc, const char **argv) {
if (argc < 2) {
DebugPrintf("Attempts to find the requested selector by name.\n");
DebugPrintf("Usage: %s <selector name>\n", argv[0]);
return true;
}
for (uint seeker = 0; seeker < _vm->getKernel()->getSelectorNamesSize(); seeker++) {
if (!scumm_stricmp(_vm->getKernel()->getSelectorName(seeker).c_str(), argv[1])) {
DebugPrintf("Selector %s found at %03x\n", _vm->getKernel()->getSelectorName(seeker).c_str(), seeker);
return true;
}
}
DebugPrintf("Selector %s wasn't found\n", argv[1]);
return true;
}
bool Console::cmdSelectors(int argc, const char **argv) {
DebugPrintf("Selector names in numeric order:\n");
for (uint seeker = 0; seeker < _vm->getKernel()->getSelectorNamesSize(); seeker++) {
DebugPrintf("%03x: %20s | ", seeker, _vm->getKernel()->getSelectorName(seeker).c_str());
if ((seeker % 3) == 2)
DebugPrintf("\n");
}
DebugPrintf("\n");
return true;
}
bool Console::cmdKernelFunctions(int argc, const char **argv) {
DebugPrintf("Kernel function names in numeric order:\n");
for (uint seeker = 0; seeker < _vm->getKernel()->getKernelNamesSize(); seeker++) {
DebugPrintf("%03x: %20s | ", seeker, _vm->getKernel()->getKernelName(seeker).c_str());
if ((seeker % 3) == 2)
DebugPrintf("\n");
}
DebugPrintf("\n");
return true;
}
bool Console::cmdSuffixes(int argc, const char **argv) {
_vm->getVocabulary()->printSuffixes();
return true;
}
bool Console::cmdParserWords(int argc, const char **argv) {
_vm->getVocabulary()->printParserWords();
return true;
}
enum {
kParseEndOfInput = 0,
kParseOpeningParenthesis = 1,
kParseClosingParenthesis = 2,
kParseNil = 3,
kParseNumber = 4
};
int parseNodes(EngineState *s, int *i, int *pos, int type, int nr, int argc, const char **argv) {
int nextToken = 0, nextValue = 0, newPos = 0, oldPos = 0;
Console *con = ((SciEngine *)g_engine)->getSciDebugger();
if (type == kParseNil)
return 0;
if (type == kParseNumber) {
s->parser_nodes[*pos += 1].type = kParseTreeLeafNode;
s->parser_nodes[*pos].content.value = nr;
return *pos;
}
if (type == kParseEndOfInput) {
con->DebugPrintf("Unbalanced parentheses\n");
return -1;
}
if (type == kParseClosingParenthesis) {
con->DebugPrintf("Syntax error at token %d\n", *i);
return -1;
}
s->parser_nodes[oldPos = ++(*pos)].type = kParseTreeBranchNode;
for (int j = 0; j <= 1; j++) {
if (*i == argc) {
nextToken = kParseEndOfInput;
} else {
const char *token = argv[(*i)++];
if (!strcmp(token, "(")) {
nextToken = kParseOpeningParenthesis;
} else if (!strcmp(token, ")")) {
nextToken = kParseClosingParenthesis;
} else if (!strcmp(token, "nil")) {
nextToken = kParseNil;
} else {
nextValue = strtol(token, NULL, 0);
nextToken = kParseNumber;
}
}
if ((newPos = s->parser_nodes[oldPos].content.branches[j] = parseNodes(s, i, pos, nextToken, nextValue, argc, argv)) == -1)
return -1;
}
const char *token = argv[(*i)++];
if (strcmp(token, ")"))
con->DebugPrintf("Expected ')' at token %d\n", *i);
return oldPos;
}
bool Console::cmdSetParseNodes(int argc, const char **argv) {
if (argc < 2) {
DebugPrintf("Sets the contents of all parse nodes.\n");
DebugPrintf("Usage: %s <parse node1> <parse node2> ... <parse noden>\n", argv[0]);
DebugPrintf("Tokens should be separated by blanks and enclosed in parentheses\n");
return true;
}
int i = 0;
int pos = -1;
int nextToken = 0, nextValue = 0;
const char *token = argv[i++];
if (!strcmp(token, "(")) {
nextToken = kParseOpeningParenthesis;
} else if (!strcmp(token, ")")) {
nextToken = kParseClosingParenthesis;
} else if (!strcmp(token, "nil")) {
nextToken = kParseNil;
} else {
nextValue = strtol(token, NULL, 0);
nextToken = kParseNumber;
}
if (parseNodes(_vm->_gamestate, &i, &pos, nextToken, nextValue, argc, argv) == -1)
return 1;
vocab_dump_parse_tree("debug-parse-tree", _vm->_gamestate->parser_nodes);
return true;
}
bool Console::cmdRegisters(int argc, const char **argv) {
DebugPrintf("Current register values:\n");
DebugPrintf("acc=%04x:%04x prev=%04x:%04x &rest=%x\n", PRINT_REG(_vm->_gamestate->r_acc), PRINT_REG(_vm->_gamestate->r_prev), scriptState.restAdjust);
if (!_vm->_gamestate->_executionStack.empty()) {
EngineState *s = _vm->_gamestate; // for PRINT_STK
DebugPrintf("pc=%04x:%04x obj=%04x:%04x fp=ST:%04x sp=ST:%04x\n",
PRINT_REG(scriptState.xs->addr.pc), PRINT_REG(scriptState.xs->objp),
PRINT_STK(scriptState.xs->fp), PRINT_STK(scriptState.xs->sp));
} else
DebugPrintf("<no execution stack: pc,obj,fp omitted>\n");
return true;
}
bool Console::cmdHexDump(int argc, const char **argv) {
if (argc != 3) {
DebugPrintf("Dumps the specified resource to standard output\n");
DebugPrintf("Usage: %s <resource type> <resource number>\n", argv[0]);
cmdResourceTypes(argc, argv);
return true;
}
int resNum = atoi(argv[2]);
ResourceType res = parseResourceType(argv[1]);
if (res == kResourceTypeInvalid)
DebugPrintf("Resource type '%s' is not valid\n", argv[1]);
else {
Resource *resource = _vm->getResMgr()->findResource(ResourceId(res, resNum), 0);
if (resource) {
Common::hexdump(resource->data, resource->size, 16, 0);
DebugPrintf("Resource %s.%03d has been dumped to standard output\n", argv[1], resNum);
} else {
DebugPrintf("Resource %s.%03d not found\n", argv[1], resNum);
}
}
return true;
}
bool Console::cmdResourceId(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Identifies a resource number by splitting it up in resource type and resource number\n");
DebugPrintf("Usage: %s <resource number>\n", argv[0]);
return true;
}
int id = atoi(argv[1]);
DebugPrintf("%s.%d (0x%x)\n", getResourceTypeName((ResourceType)(id >> 11)), id & 0x7ff, id & 0x7ff);
return true;
}
bool Console::cmdDissectScript(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Examines a script\n");
DebugPrintf("Usage: %s <script number>\n", argv[0]);
return true;
}
_vm->getKernel()->dissectScript(atoi(argv[1]), _vm->getVocabulary());
return true;
}
bool Console::cmdRoomNumber(int argc, const char **argv) {
DebugPrintf("Current room number is %d\n", _vm->_gamestate->currentRoomNumber());
return true;
}
bool Console::cmdResourceSize(int argc, const char **argv) {
if (argc != 3) {
DebugPrintf("Shows the size of a resource\n");
DebugPrintf("Usage: %s <resource type> <resource number>\n", argv[0]);
return true;
}
int resNum = atoi(argv[2]);
ResourceType res = parseResourceType(argv[1]);
if (res == kResourceTypeInvalid)
DebugPrintf("Resource type '%s' is not valid\n", argv[1]);
else {
Resource *resource = _vm->getResMgr()->findResource(ResourceId(res, resNum), 0);
if (resource) {
DebugPrintf("Resource size: %d\n", resource->size);
} else {
DebugPrintf("Resource %s.%03d not found\n", argv[1], resNum);
}
}
return true;
}
bool Console::cmdResourceTypes(int argc, const char **argv) {
DebugPrintf("The %d valid resource types are:\n", kResourceTypeInvalid);
for (int i = 0; i < kResourceTypeInvalid; i++) {
DebugPrintf("%s", getResourceTypeName((ResourceType) i));
DebugPrintf((i < kResourceTypeInvalid - 1) ? ", " : "\n");
}
return true;
}
extern int sci0_palette;
bool Console::cmdSci0Palette(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Sets the SCI0 palette to use - 0: EGA, 1: AGI/Amiga, 2: Grayscale\n");
return true;
}
sci0_palette = atoi(argv[1]);
cmdRedrawScreen(argc, argv);
return false;
}
bool Console::cmdHexgrep(int argc, const char **argv) {
if (argc < 4) {
DebugPrintf("Searches some resources for a particular sequence of bytes, represented as hexadecimal numbers.\n");
DebugPrintf("Usage: %s <resource type> <resource number> <search string>\n", argv[0]);
DebugPrintf("<resource number> can be a specific resource number, or \"all\" for all of the resources of the specified type\n", argv[0]);
DebugPrintf("EXAMPLES:\n hexgrep script all e8 03 c8 00\n hexgrep pic 042 fe");
cmdResourceTypes(argc, argv);
return true;
}
ResourceType restype = parseResourceType(argv[1]);
int resNumber = 0, resMax = 0;
char seekString[500];
Resource *script = NULL;
if (restype == kResourceTypeInvalid) {
DebugPrintf("Resource type '%s' is not valid\n", argv[1]);
return true;
}
if (!scumm_stricmp(argv[2], "all")) {
resNumber = 0;
resMax = 999;
} else {
resNumber = resMax = atoi(argv[2]);
}
strcpy(seekString, argv[3]);
// Construct the seek string
for (int i = 4; i < argc; i++) {
strcat(seekString, argv[i]);
}
for (; resNumber <= resMax; resNumber++) {
if ((script = _vm->getResMgr()->findResource(ResourceId(restype, resNumber), 0))) {
unsigned int seeker = 0, seekerold = 0;
uint32 comppos = 0;
int output_script_name = 0;
while (seeker < script->size) {
if (script->data[seeker] == seekString[comppos]) {
if (comppos == 0)
seekerold = seeker;
comppos++;
if (comppos == strlen(seekString)) {
comppos = 0;
seeker = seekerold + 1;
if (!output_script_name) {
DebugPrintf("\nIn %s.%03d:\n", getResourceTypeName((ResourceType)restype), resNumber);
output_script_name = 1;
}
DebugPrintf(" 0x%04x\n", seekerold);
}
} else
comppos = 0;
seeker++;
}
}
}
return true;
}
bool Console::cmdList(int argc, const char **argv) {
if (argc < 2) {
DebugPrintf("Lists all the resources of a given type\n");
cmdResourceTypes(argc, argv);
return true;
}
ResourceType res = parseResourceType(argv[1]);
if (res == kResourceTypeInvalid)
DebugPrintf("Unknown resource type: '%s'\n", argv[1]);
else {
int number = -1;
if ((res == kResourceTypeAudio36) || (res == kResourceTypeSync36)) {
if (argc != 3) {
DebugPrintf("Please specify map number\n");
return true;
}
number = atoi(argv[2]);
}
Common::List<ResourceId> *resources = _vm->getResMgr()->listResources(res, number);
sort(resources->begin(), resources->end(), ResourceIdLess());
Common::List<ResourceId>::iterator itr = resources->begin();
int cnt = 0;
while (itr != resources->end()) {
if (number == -1) {
DebugPrintf("%8i", itr->number);
if (++cnt % 10 == 0)
DebugPrintf("\n");
}
else if (number == (int)itr->number) {
DebugPrintf("(%3i, %3i, %3i, %3i) ", (itr->tuple >> 24) & 0xff, (itr->tuple >> 16) & 0xff,
(itr->tuple >> 8) & 0xff, itr->tuple & 0xff);
if (++cnt % 4 == 0)
DebugPrintf("\n");
}
itr++;
}
DebugPrintf("\n");
delete resources;
}
return true;
}
bool Console::cmdClearScreen(int argc, const char **argv) {
gfxop_clear_box(_vm->_gamestate->gfx_state, gfx_rect(0, 0, 320, 200));
gfxop_update_box(_vm->_gamestate->gfx_state, gfx_rect(0, 0, 320, 200));
return false;
}
bool Console::cmdRedrawScreen(int argc, const char **argv) {
_vm->_gamestate->visual->draw(Common::Point(0, 0));
gfxop_update_box(_vm->_gamestate->gfx_state, gfx_rect(0, 0, 320, 200));
gfxop_update(_vm->_gamestate->gfx_state);
gfxop_sleep(_vm->_gamestate->gfx_state, 0);
return false;
}
bool Console::cmdSaveGame(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Saves the current game state to the hard disk\n");
DebugPrintf("Usage: %s <filename>\n", argv[0]);
return true;
}
int result = 0;
for (uint i = 0; i < _vm->_gamestate->_fileHandles.size(); i++)
if (_vm->_gamestate->_fileHandles[i].isOpen())
result++;
if (result)
DebugPrintf("Note: Game state has %d open file handles.\n", result);
Common::SaveFileManager *saveFileMan = g_engine->getSaveFileManager();
Common::OutSaveFile *out;
if (!(out = saveFileMan->openForSaving(argv[1]))) {
DebugPrintf("Error opening savegame \"%s\" for writing\n", argv[1]);
return true;
}
// TODO: enable custom descriptions? force filename into a specific format?
if (gamestate_save(_vm->_gamestate, out, "debugging")) {
DebugPrintf("Saving the game state to '%s' failed\n", argv[1]);
}
return true;
}
bool Console::cmdRestoreGame(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Restores a saved game from the hard disk\n");
DebugPrintf("Usage: %s <filename>\n", argv[0]);
return true;
}
EngineState *newstate = NULL;
Common::SaveFileManager *saveFileMan = g_engine->getSaveFileManager();
Common::SeekableReadStream *in;
if (!(in = saveFileMan->openForLoading(argv[1]))) {
// found a savegame file
newstate = gamestate_restore(_vm->_gamestate, in);
delete in;
}
if (newstate) {
_vm->_gamestate->successor = newstate; // Set successor
script_abort_flag = 2; // Abort current game with replay
shrink_execution_stack(_vm->_gamestate, _vm->_gamestate->execution_stack_base + 1);
return 0;
} else {
DebugPrintf("Restoring gamestate '%s' failed.\n", argv[1]);
return 1;
}
return false;
}
bool Console::cmdRestartGame(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Restarts the game. There are two ways to restart a SCI game:\n");
DebugPrintf("%s play - calls the game object's play() method\n", argv[0]);
DebugPrintf("%s replay - calls the replay() methody\n", argv[0]);
return true;
}
if (!scumm_stricmp(argv[1], "play")) {
_vm->_gamestate->restarting_flags |= SCI_GAME_WAS_RESTARTED_AT_LEAST_ONCE;
} else if (!scumm_stricmp(argv[1], "replay")) {
_vm->_gamestate->restarting_flags &= ~SCI_GAME_WAS_RESTARTED_AT_LEAST_ONCE;
} else {
DebugPrintf("Invalid usage of %s\n", argv[0]);
return true;
}
_vm->_gamestate->restarting_flags |= SCI_GAME_IS_RESTARTING_NOW;
script_abort_flag = 1;
return false;
}
bool Console::cmdClassTable(int argc, const char **argv) {
DebugPrintf("Available classes:\n");
for (uint i = 0; i < _vm->_gamestate->_classtable.size(); i++) {
if (_vm->_gamestate->_classtable[i].reg.segment) {
DebugPrintf(" Class 0x%x at %04x:%04x (script 0x%x)\n", i,
PRINT_REG(_vm->_gamestate->_classtable[i].reg), _vm->_gamestate->_classtable[i].script);
}
}
return true;
}
bool Console::cmdSentenceFragments(int argc, const char **argv) {
DebugPrintf("Sentence fragments (used to build Parse trees)\n");
for (uint i = 0; i < _vm->getVocabulary()->getParserBranchesSize(); i++) {
int j = 0;
const parse_tree_branch_t &branch = _vm->getVocabulary()->getParseTreeBranch(i);
DebugPrintf("R%02d: [%x] ->", i, branch.id);
while ((j < 10) && branch.data[j]) {
int dat = branch.data[j++];
switch (dat) {
case VOCAB_TREE_NODE_COMPARE_TYPE:
dat = branch.data[j++];
DebugPrintf(" C(%x)", dat);
break;
case VOCAB_TREE_NODE_COMPARE_GROUP:
dat = branch.data[j++];
DebugPrintf(" WG(%x)", dat);
break;
case VOCAB_TREE_NODE_FORCE_STORAGE:
dat = branch.data[j++];
DebugPrintf(" FORCE(%x)", dat);
break;
default:
if (dat > VOCAB_TREE_NODE_LAST_WORD_STORAGE) {
int dat2 = branch.data[j++];
DebugPrintf(" %x[%x]", dat, dat2);
} else
DebugPrintf(" ?%x?", dat);
}
}
DebugPrintf("\n");
}
DebugPrintf("%d rules.\n", _vm->getVocabulary()->getParserBranchesSize());
return true;
}
bool Console::cmdParse(int argc, const char **argv) {
if (argc < 2) {
DebugPrintf("Parses a sequence of words with a GNF rule set and prints the resulting parse tree\n");
DebugPrintf("Usage: %s <word1> <word2> ... <wordn>\n", argv[0]);
return true;
}
ResultWordList words;
char *error;
char string[1000];
// Construct the string
strcpy(string, argv[2]);
for (int i = 2; i < argc; i++) {
strcat(string, argv[i]);
}
DebugPrintf("Parsing '%s'\n", string);
bool res = _vm->getVocabulary()->tokenizeString(words, string, &error);
if (res && !words.empty()) {
int syntax_fail = 0;
vocab_synonymize_tokens(words, _vm->_gamestate->_synonyms);
DebugPrintf("Parsed to the following blocks:\n");
for (ResultWordList::const_iterator i = words.begin(); i != words.end(); ++i)
DebugPrintf(" Type[%04x] Group[%04x]\n", i->_class, i->_group);
if (_vm->getVocabulary()->parseGNF(_vm->_gamestate->parser_nodes, words, true))
syntax_fail = 1; // Building a tree failed
if (syntax_fail)
DebugPrintf("Building a tree failed.\n");
else
vocab_dump_parse_tree("debug-parse-tree", _vm->_gamestate->parser_nodes);
} else {
DebugPrintf("Unknown word: '%s'\n", error);
free(error);
}
return true;
}
bool Console::cmdParserNodes(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Shows the specified number of nodes from the parse node tree\n");
DebugPrintf("Usage: %s <nr>\n", argv[0]);
DebugPrintf("where <nr> is the number of nodes to show from the parse node tree\n");
return true;
}
int end = MIN<int>(atoi(argv[1]), VOCAB_TREE_NODES);
for (int i = 0; i < end; i++) {
DebugPrintf(" Node %03x: ", i);
if (_vm->_gamestate->parser_nodes[i].type == kParseTreeLeafNode)
DebugPrintf("Leaf: %04x\n", _vm->_gamestate->parser_nodes[i].content.value);
else
DebugPrintf("Branch: ->%04x, ->%04x\n", _vm->_gamestate->parser_nodes[i].content.branches[0],
_vm->_gamestate->parser_nodes[i].content.branches[1]);
}
return true;
}
bool Console::cmdDrawPic(int argc, const char **argv) {
if (argc < 2) {
DebugPrintf("Draws a pic resource\n");
DebugPrintf("Usage: %s <nr> [<pal>] [<fl>]\n", argv[0]);
DebugPrintf("where <nr> is the number of the pic resource to draw\n");
DebugPrintf("<pal> is the optional default palette for the pic (default: 0)\n");
DebugPrintf("<fl> are any pic draw flags (default: 1)\n");
return true;
}
int flags = 1, default_palette = 0;
if (argc > 2)
default_palette = atoi(argv[2]);
if (argc == 4)
flags = atoi(argv[3]);
gfxop_new_pic(_vm->_gamestate->gfx_state, atoi(argv[1]), flags, default_palette);
gfxop_clear_box(_vm->_gamestate->gfx_state, gfx_rect(0, 0, 320, 200));
gfxop_update(_vm->_gamestate->gfx_state);
gfxop_sleep(_vm->_gamestate->gfx_state, 0);
return false;
}
bool Console::cmdDrawRect(int argc, const char **argv) {
if (argc != 6) {
DebugPrintf("Draws a rectangle to the screen with one of the EGA colors\n");
DebugPrintf("Usage: %s <x> <y> <width> <height> <color>\n", argv[0]);
DebugPrintf("where <color> is the EGA color to use (0-15)\n");
return true;
}
int col = CLIP<int>(atoi(argv[5]), 0, 15);
gfxop_set_clip_zone(_vm->_gamestate->gfx_state, gfx_rect_fullscreen);
gfxop_fill_box(_vm->_gamestate->gfx_state, gfx_rect(atoi(argv[1]), atoi(argv[2]),
atoi(argv[3]), atoi(argv[4])), _vm->_gamestate->ega_colors[col]);
gfxop_update(_vm->_gamestate->gfx_state);
return false;
}
bool Console::cmdDrawCel(int argc, const char **argv) {
if (argc != 4) {
DebugPrintf("Draws a single view cel to the center of the screen\n");
DebugPrintf("Usage: %s <view> <loop> <cel> <palette>\n", argv[0]);
return true;
}
int view = atoi(argv[1]);
int loop = atoi(argv[2]);
int cel = atoi(argv[3]);
int palette = atoi(argv[4]);
gfxop_set_clip_zone(_vm->_gamestate->gfx_state, gfx_rect_fullscreen);
gfxop_draw_cel(_vm->_gamestate->gfx_state, view, loop, cel, Common::Point(160, 100), _vm->_gamestate->ega_colors[0], palette);
gfxop_update(_vm->_gamestate->gfx_state);
return false;
}
bool Console::cmdViewInfo(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Displays the number of loops and cels of each loop\n");
DebugPrintf("for the specified view resource and palette.");
DebugPrintf("Usage: %s <view> <palette>\n", argv[0]);
return true;
}
int view = atoi(argv[1]);
int palette = atoi(argv[2]);
int loops, i;
gfxr_view_t *view_pixmaps = NULL;
gfx_color_t transparent = { PaletteEntry(), 0, -1, -1, 0 };
DebugPrintf("Resource view.%d ", view);
loops = gfxop_lookup_view_get_loops(_vm->_gamestate->gfx_state, view);
if (loops < 0)
DebugPrintf("does not exist.\n");
else {
DebugPrintf("has %d loops:\n", loops);
for (i = 0; i < loops; i++) {
int j, cels;
DebugPrintf("Loop %d: %d cels.\n", i, cels = gfxop_lookup_view_get_cels(_vm->_gamestate->gfx_state, view, i));
for (j = 0; j < cels; j++) {
int width;
int height;
Common::Point mod;
// Show pixmap on screen
view_pixmaps = _vm->_gamestate->gfx_state->gfxResMan->getView(view, &i, &j, palette);
gfxop_draw_cel(_vm->_gamestate->gfx_state, view, i, j, Common::Point(0,0), transparent, palette);
gfxop_get_cel_parameters(_vm->_gamestate->gfx_state, view, i, j, &width, &height, &mod);
DebugPrintf(" cel %d: size %dx%d, adj+(%d,%d)\n", j, width, height, mod.x, mod.y);
}
}
}
return true;
}
bool Console::cmdUpdateZone(int argc, const char **argv) {
if (argc != 4) {
DebugPrintf("Propagates a rectangular area from the back buffer to the front buffer\n");
DebugPrintf("Usage: %s <x> <y> <width> <height>\n", argv[0]);
return true;
}
int x = atoi(argv[1]);
int y = atoi(argv[2]);
int width = atoi(argv[3]);
int height = atoi(argv[4]);
_vm->_gamestate->gfx_state->driver->update(gfx_rect(x, y, width, height), Common::Point(x, y), GFX_BUFFER_FRONT);
return false;
}
bool Console::cmdPropagateZone(int argc, const char **argv) {
if (argc != 5) {
DebugPrintf("Propagates a rectangular area from a lower graphics buffer to a higher one\n");
DebugPrintf("Usage: %s <x> <y> <width> <height> <map>\n", argv[0]);
DebugPrintf("Where <map> can be 0 or 1\n");
return true;
}
int x = atoi(argv[1]);
int y = atoi(argv[2]);
int width = atoi(argv[3]);
int height = atoi(argv[4]);
int map = CLIP<int>(atoi(argv[5]), 0, 1);
rect_t rect = gfx_rect(x, y, width, height);
gfxop_set_clip_zone(_vm->_gamestate->gfx_state, gfx_rect_fullscreen);
if (map == 1)
gfxop_clear_box(_vm->_gamestate->gfx_state, rect);
else
gfxop_update_box(_vm->_gamestate->gfx_state, rect);
gfxop_update(_vm->_gamestate->gfx_state);
gfxop_sleep(_vm->_gamestate->gfx_state, 0);
return false;
}
bool Console::cmdFillScreen(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Fills the screen with one of the EGA colors\n");
DebugPrintf("Usage: %s <color>\n", argv[0]);
DebugPrintf("where <color> is the EGA color to use (0-15)\n");
return true;
}
int col = CLIP<int>(atoi(argv[1]), 0, 15);
gfxop_set_clip_zone(_vm->_gamestate->gfx_state, gfx_rect_fullscreen);
gfxop_fill_box(_vm->_gamestate->gfx_state, gfx_rect_fullscreen, _vm->_gamestate->ega_colors[col]);
gfxop_update(_vm->_gamestate->gfx_state);
return false;
}
bool Console::cmdCurrentPort(int argc, const char **argv) {
if (!_vm->_gamestate->port)
DebugPrintf("There is no port active currently.\n");
else
DebugPrintf("Current port ID: %d\n", _vm->_gamestate->port->_ID);
return true;
}
bool Console::cmdPrintPort(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Prints information about a port\n");
DebugPrintf("%s current - prints information about the current port\n", argv[0]);
DebugPrintf("%s <ID> - prints information about the port with the specified ID\n", argv[0]);
return true;
}
GfxPort *port;
if (!scumm_stricmp(argv[1], "current")) {
port = _vm->_gamestate->port;
if (!port)
DebugPrintf("There is no active port currently\n");
else
port->print(0);
} else {
if (!_vm->_gamestate->visual) {
DebugPrintf("Visual is uninitialized\n");
} else {
port = _vm->_gamestate->visual->getPort(atoi(argv[1]));
if (!port)
DebugPrintf("No such port\n");
else
port->print(0);
}
}
return true;
}
bool Console::cmdParseGrammar(int argc, const char **argv) {
DebugPrintf("Parse grammar, in strict GNF:\n");
_vm->getVocabulary()->buildGNF(true);
return true;
}
bool Console::cmdVisualState(int argc, const char **argv) {
DebugPrintf("State of the current visual widget:\n");
if (_vm->_gamestate->visual)
_vm->_gamestate->visual->print(0);
else
DebugPrintf("The visual widget is uninitialized.\n");
return true;
}
bool Console::cmdFlushPorts(int argc, const char **argv) {
gfxop_set_pointer_cursor(_vm->_gamestate->gfx_state, GFXOP_NO_POINTER);
DebugPrintf("Flushing dynamically allocated ports (for memory profiling)...\n");
delete _vm->_gamestate->visual;
_vm->_gamestate->gfx_state->gfxResMan->freeAllResources();
_vm->_gamestate->visual = NULL;
return true;
}
bool Console::cmdDynamicViews(int argc, const char **argv) {
DebugPrintf("List of active dynamic views:\n");
if (_vm->_gamestate->dyn_views)
_vm->_gamestate->dyn_views->print(0);
else
DebugPrintf("The list is empty.\n");
return true;
}
bool Console::cmdDroppedViews(int argc, const char **argv) {
DebugPrintf("List of dropped dynamic views:\n");
if (_vm->_gamestate->drop_views)
_vm->_gamestate->drop_views->print(0);
else
DebugPrintf("The list is empty.\n");
return true;
}
bool Console::cmdPriorityBands(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Priority bands start at y=%d. They end at y=%d\n", _vm->_gamestate->priority_first, _vm->_gamestate->priority_last);
DebugPrintf("Use %s <priority band> to print the start of priority for the specified priority band (0 - 15)\n", argv[0]);
return true;
}
int zone = CLIP<int>(atoi(argv[1]), 0, 15);
DebugPrintf("Zone %x starts at y=%d\n", zone, _find_priority_band(_vm->_gamestate, zone));
return true;
}
bool Console::cmdStatusBarColors(int argc, const char **argv) {
if (argc != 3) {
DebugPrintf("Sets the colors of the status bar\n");
DebugPrintf("Usage: %s <foreground color> <background color>\n", argv[0]);
return true;
}
_vm->_gamestate->titlebar_port->_color = _vm->_gamestate->ega_colors[atoi(argv[1])];
_vm->_gamestate->titlebar_port->_bgcolor = _vm->_gamestate->ega_colors[atoi(argv[2])];
_vm->_gamestate->status_bar_foreground = atoi(argv[1]);
_vm->_gamestate->status_bar_background = atoi(argv[2]);
sciw_set_status_bar(_vm->_gamestate, _vm->_gamestate->titlebar_port, _vm->_gamestate->_statusBarText,
_vm->_gamestate->status_bar_foreground, _vm->_gamestate->status_bar_background);
gfxop_update(_vm->_gamestate->gfx_state);
return false;
}
bool Console::cmdPrintSegmentTable(int argc, const char **argv) {
DebugPrintf("Segment table:\n");
for (uint i = 0; i < _vm->_gamestate->seg_manager->_heap.size(); i++) {
MemObject *mobj = _vm->_gamestate->seg_manager->_heap[i];
if (mobj && mobj->getType()) {
DebugPrintf(" [%04x] ", i);
switch (mobj->getType()) {
case MEM_OBJ_SCRIPT:
DebugPrintf("S script.%03d l:%d ", (*(Script *)mobj).nr, (*(Script *)mobj).lockers);
break;
case MEM_OBJ_CLONES:
DebugPrintf("C clones (%d allocd)", (*(CloneTable *)mobj).entries_used);
break;
case MEM_OBJ_LOCALS:
DebugPrintf("V locals %03d", (*(LocalVariables *)mobj).script_id);
break;
case MEM_OBJ_STACK:
DebugPrintf("D data stack (%d)", (*(DataStack *)mobj).nr);
break;
case MEM_OBJ_SYS_STRINGS:
DebugPrintf("Y system string table");
break;
case MEM_OBJ_LISTS:
DebugPrintf("L lists (%d)", (*(ListTable *)mobj).entries_used);
break;
case MEM_OBJ_NODES:
DebugPrintf("N nodes (%d)", (*(NodeTable *)mobj).entries_used);
break;
case MEM_OBJ_HUNK:
DebugPrintf("H hunk (%d)", (*(HunkTable *)mobj).entries_used);
break;
case MEM_OBJ_DYNMEM:
DebugPrintf("M dynmem: %d bytes", (*(DynMem *)mobj)._size);
break;
case MEM_OBJ_STRING_FRAG:
DebugPrintf("F string fragments");
break;
default:
DebugPrintf("I Invalid (type = %x)", mobj->getType());
break;
}
DebugPrintf(" seg_ID = %d \n", mobj->getSegMgrId());
}
}
DebugPrintf("\n");
return true;
}
bool Console::segmentInfo(int nr) {
DebugPrintf("[%04x] ", nr);
if ((nr < 0) || ((uint)nr >= _vm->_gamestate->seg_manager->_heap.size()) || !_vm->_gamestate->seg_manager->_heap[nr])
return false;
MemObject *mobj = _vm->_gamestate->seg_manager->_heap[nr];
switch (mobj->getType()) {
case MEM_OBJ_SCRIPT: {
Script *scr = (Script *)mobj;
DebugPrintf("script.%03d locked by %d, bufsize=%d (%x)\n", scr->nr, scr->lockers, (uint)scr->buf_size, (uint)scr->buf_size);
if (scr->export_table)
DebugPrintf(" Exports: %4d at %d\n", scr->exports_nr, (int)(((byte *)scr->export_table) - ((byte *)scr->buf)));
else
DebugPrintf(" Exports: none\n");
DebugPrintf(" Synonyms: %4d\n", scr->synonyms_nr);
if (scr->locals_block)
DebugPrintf(" Locals : %4d in segment 0x%x\n", scr->locals_block->_locals.size(), scr->locals_segment);
else
DebugPrintf(" Locals : none\n");
DebugPrintf(" Objects: %4d\n", scr->_objects.size());
for (uint i = 0; i < scr->_objects.size(); i++) {
DebugPrintf(" ");
// Object header
Object *obj = obj_get(_vm->_gamestate, scr->_objects[i].pos);
if (obj)
DebugPrintf("[%04x:%04x] %s : %3d vars, %3d methods\n", PRINT_REG(scr->_objects[i].pos),
obj_get_name(_vm->_gamestate, scr->_objects[i].pos), obj->_variables.size(), obj->methods_nr);
}
}
break;
case MEM_OBJ_LOCALS: {
LocalVariables *locals = (LocalVariables *)mobj;
DebugPrintf("locals for script.%03d\n", locals->script_id);
DebugPrintf(" %d (0x%x) locals\n", locals->_locals.size(), locals->_locals.size());
}
break;
case MEM_OBJ_STACK: {
DataStack *stack = (DataStack *)mobj;
DebugPrintf("stack\n");
DebugPrintf(" %d (0x%x) entries\n", stack->nr, stack->nr);
}
break;
case MEM_OBJ_SYS_STRINGS: {
DebugPrintf("system string table - viewing currently disabled\n");
#if 0
SystemStrings *strings = &(mobj->data.sys_strings);
for (int i = 0; i < SYS_STRINGS_MAX; i++)
if (strings->strings[i].name)
DebugPrintf(" %s[%d]=\"%s\"\n", strings->strings[i].name, strings->strings[i].max_size, strings->strings[i].value);
#endif
}
break;
case MEM_OBJ_CLONES: {
CloneTable *ct = (CloneTable *)mobj;
DebugPrintf("clones\n");
for (uint i = 0; i < ct->_table.size(); i++)
if (ct->isValidEntry(i)) {
reg_t objpos;
objpos.offset = i;
objpos.segment = nr;
DebugPrintf(" [%04x] %s; copy of ", i, obj_get_name(_vm->_gamestate, objpos));
// Object header
Object *obj = obj_get(_vm->_gamestate, ct->_table[i].pos);
if (obj)
DebugPrintf("[%04x:%04x] %s : %3d vars, %3d methods\n", PRINT_REG(ct->_table[i].pos),
obj_get_name(_vm->_gamestate, ct->_table[i].pos), obj->_variables.size(), obj->methods_nr);
}
}
break;
case MEM_OBJ_LISTS: {
ListTable *lt = (ListTable *)mobj;
DebugPrintf("lists\n");
for (uint i = 0; i < lt->_table.size(); i++)
if (lt->isValidEntry(i)) {
DebugPrintf(" [%04x]: ", i);
printList(&(lt->_table[i]));
}
}
break;
case MEM_OBJ_NODES: {
DebugPrintf("nodes (total %d)\n", (*(NodeTable *)mobj).entries_used);
break;
}
case MEM_OBJ_HUNK: {
HunkTable *ht = (HunkTable *)mobj;
DebugPrintf("hunk (total %d)\n", ht->entries_used);
for (uint i = 0; i < ht->_table.size(); i++)
if (ht->isValidEntry(i)) {
DebugPrintf(" [%04x] %d bytes at %p, type=%s\n",
i, ht->_table[i].size, ht->_table[i].mem, ht->_table[i].type);
}
}
break;
case MEM_OBJ_DYNMEM: {
DebugPrintf("dynmem (%s): %d bytes\n",
(*(DynMem *)mobj)._description ? (*(DynMem *)mobj)._description : "no description", (*(DynMem *)mobj)._size);
Common::hexdump((*(DynMem *)mobj)._buf, (*(DynMem *)mobj)._size, 16, 0);
}
break;
case MEM_OBJ_STRING_FRAG: {
DebugPrintf("string frags\n");
break;
}
default :
DebugPrintf("Invalid type %d\n", mobj->getType());
break;
}
DebugPrintf("\n");
return true;
}
bool Console::cmdSegmentInfo(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Provides information on the specified segment(s)\n");
DebugPrintf("Usage: %s <segment number>\n", argv[0]);
DebugPrintf("<segment number> can be a number, which shows the information of the segment with\n");
DebugPrintf("the specified number, or \"all\" to show information on all active segments");
return true;
}
if (!scumm_stricmp(argv[1], "all")) {
for (uint i = 0; i < _vm->_gamestate->seg_manager->_heap.size(); i++)
segmentInfo(i);
} else {
int nr = atoi(argv[1]);
if (!segmentInfo(nr))
DebugPrintf("Segment %04x does not exist\n", nr);
}
return true;
}
bool Console::cmdKillSegment(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Deletes the specified segment\n");
DebugPrintf("Usage: %s <segment number>\n", argv[0]);
return true;
}
_vm->_gamestate->seg_manager->getScript(atoi(argv[1]))->setLockers(0);
return true;
}
bool Console::cmdShowMap(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Shows one of the screen maps\n");
DebugPrintf("Usage: %s <screen map>\n", argv[0]);
DebugPrintf("Screen maps:\n");
DebugPrintf("- 0: visual map (back buffer)\n");
DebugPrintf("- 1: priority map (back buffer)\n");
DebugPrintf("- 2: control map (static buffer)\n");
return true;
}
gfxop_set_clip_zone(_vm->_gamestate->gfx_state, gfx_rect_fullscreen);
int map = atoi(argv[1]);
switch (map) {
case 0:
_vm->_gamestate->visual->add_dirty_abs((GfxContainer *)_vm->_gamestate->visual, gfx_rect(0, 0, 320, 200), 0);
_vm->_gamestate->visual->draw(Common::Point(0, 0));
break;
case 1:
gfx_xlate_pixmap(_vm->_gamestate->gfx_state->pic->priority_map, _vm->_gamestate->gfx_state->driver->getMode(), GFX_XLATE_FILTER_NONE);
gfxop_draw_pixmap(_vm->_gamestate->gfx_state, _vm->_gamestate->gfx_state->pic->priority_map, gfx_rect(0, 0, 320, 200), Common::Point(0, 0));
break;
case 2:
gfx_xlate_pixmap(_vm->_gamestate->gfx_state->control_map, _vm->_gamestate->gfx_state->driver->getMode(), GFX_XLATE_FILTER_NONE);
gfxop_draw_pixmap(_vm->_gamestate->gfx_state, _vm->_gamestate->gfx_state->control_map, gfx_rect(0, 0, 320, 200), Common::Point(0, 0));
break;
default:
DebugPrintf("Map %d is not available.\n", map);
return true;
}
gfxop_update(_vm->_gamestate->gfx_state);
return false;
}
bool Console::cmdSongLib(int argc, const char **argv) {
DebugPrintf("Song library:\n");
Song *seeker = _vm->_gamestate->_sound._songlib._lib;
do {
DebugPrintf(" %p", (void *)seeker);
if (seeker) {
DebugPrintf("[%04lx,p=%d,s=%d]->", seeker->_handle, seeker->_priority, seeker->_status);
seeker = seeker->_next;
}
DebugPrintf("\n");
} while (seeker);
DebugPrintf("\n");
return true;
}
bool Console::cmdGCInvoke(int argc, const char **argv) {
DebugPrintf("Performing garbage collection...\n");
run_gc(_vm->_gamestate);
return true;
}
bool Console::cmdGCObjects(int argc, const char **argv) {
reg_t_hash_map *use_map = find_all_used_references(_vm->_gamestate);
DebugPrintf("Reachable object references (normalised):\n");
for (reg_t_hash_map::iterator i = use_map->begin(); i != use_map->end(); ++i) {
DebugPrintf(" - %04x:%04x\n", PRINT_REG(i->_key));
}
delete use_map;
return true;
}
void _print_address(void * _, reg_t addr) {
if (addr.segment)
((SciEngine *)g_engine)->getSciDebugger()->DebugPrintf(" %04x:%04x\n", PRINT_REG(addr));
}
bool Console::cmdGCShowReachable(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Prints all addresses directly reachable from the memory object specified as parameter.\n");
DebugPrintf("Usage: %s <address>\n", argv[0]);
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
reg_t addr;
if (parse_reg_t(_vm->_gamestate, argv[1], &addr)) {
DebugPrintf("Invalid address passed.\n");
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
MemObject *mobj = GET_SEGMENT_ANY(*_vm->_gamestate->seg_manager, addr.segment);
if (!mobj) {
DebugPrintf("Unknown segment : %x\n", addr.segment);
return 1;
}
DebugPrintf("Reachable from %04x:%04x:\n", PRINT_REG(addr));
mobj->listAllOutgoingReferences(_vm->_gamestate, addr, NULL, _print_address);
return true;
}
bool Console::cmdGCShowFreeable(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Prints all addresses freeable in the segment associated with the\n");
DebugPrintf("given address (offset is ignored).\n");
DebugPrintf("Usage: %s <address>\n", argv[0]);
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
reg_t addr;
if (parse_reg_t(_vm->_gamestate, argv[1], &addr)) {
DebugPrintf("Invalid address passed.\n");
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
MemObject *mobj = GET_SEGMENT_ANY(*_vm->_gamestate->seg_manager, addr.segment);
if (!mobj) {
DebugPrintf("Unknown segment : %x\n", addr.segment);
return true;
}
DebugPrintf("Freeable in segment %04x:\n", addr.segment);
mobj->listAllDeallocatable(addr.segment, NULL, _print_address);
return true;
}
bool Console::cmdGCNormalize(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Prints the \"normal\" address of a given address,\n");
DebugPrintf("i.e. the address we would free in order to free\n");
DebugPrintf("the object associated with the original address.\n");
DebugPrintf("Usage: %s <address>\n", argv[0]);
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
reg_t addr;
if (parse_reg_t(_vm->_gamestate, argv[1], &addr)) {
DebugPrintf("Invalid address passed.\n");
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
MemObject *mobj = GET_SEGMENT_ANY(*_vm->_gamestate->seg_manager, addr.segment);
if (!mobj) {
DebugPrintf("Unknown segment : %x\n", addr.segment);
return true;
}
addr = mobj->findCanonicAddress(_vm->_gamestate->seg_manager, addr);
DebugPrintf(" %04x:%04x\n", PRINT_REG(addr));
return true;
}
bool Console::cmdVMVarlist(int argc, const char **argv) {
const char *varnames[] = {"global", "local", "temp", "param"};
DebugPrintf("Addresses of variables in the VM:\n");
for (int i = 0; i < 4; i++) {
DebugPrintf("%s vars at %04x:%04x ", varnames[i], PRINT_REG(make_reg(scriptState.variables_seg[i], scriptState.variables[i] - scriptState.variables_base[i])));
if (scriptState.variables_max)
DebugPrintf(" total %d", scriptState.variables_max[i]);
DebugPrintf("\n");
}
return true;
}
bool Console::cmdVMVars(int argc, const char **argv) {
if (argc < 2) {
DebugPrintf("Displays or changes variables in the VM\n");
DebugPrintf("Usage: %s <type> <varnum> [<value>]\n", argv[0]);
DebugPrintf("First parameter is either g(lobal), l(ocal), t(emp) or p(aram).\n");
DebugPrintf("Second parameter is the var number\n");
DebugPrintf("Third parameter (if specified) is the value to set the variable to, in address form\n");
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
const char *varnames[] = {"global", "local", "temp", "param"};
const char *varabbrev = "gltp";
const char *vartype_pre = strchr(varabbrev, *argv[1]);
int vartype;
int idx = atoi(argv[2]);
if (!vartype_pre) {
DebugPrintf("Invalid variable type '%c'\n", *argv[1]);
return true;
}
vartype = vartype_pre - varabbrev;
if (idx < 0) {
DebugPrintf("Invalid: negative index\n");
return true;
}
if ((scriptState.variables_max) && (scriptState.variables_max[vartype] <= idx)) {
DebugPrintf("Max. index is %d (0x%x)\n", scriptState.variables_max[vartype], scriptState.variables_max[vartype]);
return true;
}
switch (argc) {
case 2:
DebugPrintf("%s var %d == %04x:%04x\n", varnames[vartype], idx, PRINT_REG(scriptState.variables[vartype][idx]));
break;
case 3:
if (parse_reg_t(_vm->_gamestate, argv[3], &scriptState.variables[vartype][idx])) {
DebugPrintf("Invalid address passed.\n");
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
break;
default:
DebugPrintf("Too many arguments\n");
}
return true;
}
bool Console::cmdStack(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Lists the specified number of stack elements.\n");
DebugPrintf("Usage: %s <elements>\n", argv[0]);
return true;
}
if (_vm->_gamestate->_executionStack.empty()) {
DebugPrintf("No exec stack!");
return true;
}
ExecStack &xs = _vm->_gamestate->_executionStack.back();
int nr = atoi(argv[1]);
for (int i = nr; i > 0; i--) {
if ((xs.sp - xs.fp - i) == 0)
DebugPrintf("-- temp variables --\n");
if (xs.sp - i >= _vm->_gamestate->stack_base)
DebugPrintf("ST:%04x = %04x:%04x\n", (unsigned)(xs.sp - i - _vm->_gamestate->stack_base), PRINT_REG(xs.sp[-i]));
}
return true;
}
bool Console::cmdValueType(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Determines the type of a value.\n");
DebugPrintf("The type can be one of the following:\n");
DebugPrintf("Invalid, list, object, reference or arithmetic\n");
DebugPrintf("Usage: %s <address>\n", argv[0]);
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
reg_t val;
if (parse_reg_t(_vm->_gamestate, argv[1], &val)) {
DebugPrintf("Invalid address passed.\n");
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
int t = determine_reg_type(_vm->_gamestate, val, true);
int invalid = t & KSIG_INVALID;
switch (t & ~KSIG_INVALID) {
case 0:
DebugPrintf("Invalid");
break;
case KSIG_LIST:
DebugPrintf("List");
break;
case KSIG_OBJECT:
DebugPrintf("Object");
break;
case KSIG_REF:
DebugPrintf("Reference");
break;
case KSIG_ARITHMETIC:
DebugPrintf("Arithmetic");
break;
default:
DebugPrintf("Erroneous unknown type %02x(%d decimal)\n", t, t);
}
DebugPrintf("%s\n", invalid ? " (invalid)" : "");
return true;
}
bool Console::cmdViewListNode(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Examines the list node at the given address.\n");
DebugPrintf("Usage: %s <address>\n", argv[0]);
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
reg_t addr;
if (parse_reg_t(_vm->_gamestate, argv[1], &addr)) {
DebugPrintf("Invalid address passed.\n");
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
printNode(addr);
return true;
}
bool Console::cmdViewReference(int argc, const char **argv) {
if (argc < 2) {
DebugPrintf("Examines an arbitrary reference.\n");
DebugPrintf("Usage: %s <start address> [<end address>]\n", argv[0]);
DebugPrintf("Where <start address> is the starting address to examine\n");
DebugPrintf("<end address>, if provided, is the address where examining ends at\n");
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
reg_t reg = NULL_REG;
reg_t reg_end = NULL_REG;
if (parse_reg_t(_vm->_gamestate, argv[1], &reg)) {
DebugPrintf("Invalid address passed.\n");
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
if (argc > 2) {
if (parse_reg_t(_vm->_gamestate, argv[2], &reg_end)) {
DebugPrintf("Invalid address passed.\n");
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
}
int type_mask = determine_reg_type(_vm->_gamestate, reg, 1);
int filter;
int found = 0;
DebugPrintf("%04x:%04x is of type 0x%x%s: ", PRINT_REG(reg), type_mask & ~KSIG_INVALID, type_mask & KSIG_INVALID ? " (invalid)" : "");
type_mask &= ~KSIG_INVALID;
if (reg.segment == 0 && reg.offset == 0) {
DebugPrintf("Null.\n");
return true;
}
if (reg_end.segment != reg.segment) {
DebugPrintf("Ending segment different from starting segment. Assuming no bound on dump.\n");
reg_end = NULL_REG;
}
for (filter = 1; filter < 0xf000; filter <<= 1) {
int type = type_mask & filter;
if (found && type) {
DebugPrintf("--- Alternatively, it could be a ");
}
switch (type) {
case 0:
break;
case KSIG_LIST: {
List *l = lookup_list(_vm->_gamestate, reg);
DebugPrintf("list\n");
if (l)
printList(l);
else
DebugPrintf("Invalid list.\n");
}
break;
case KSIG_NODE:
DebugPrintf("list node\n");
printNode(reg);
break;
case KSIG_OBJECT:
DebugPrintf("object\n");
printObject(reg);
break;
case KSIG_REF: {
int size;
unsigned char *block = _vm->_gamestate->seg_manager->dereference(reg, &size);
DebugPrintf("raw data\n");
if (reg_end.segment != 0 && size < reg_end.offset - reg.offset) {
DebugPrintf("Block end out of bounds (size %d). Resetting.\n", size);
reg_end = NULL_REG;
}
if (reg_end.segment != 0 && (size >= reg_end.offset - reg.offset))
size = reg_end.offset - reg.offset;
if (reg_end.segment != 0)
DebugPrintf("Block size less than or equal to %d\n", size);
Common::hexdump(block, size, 16, 0);
}
break;
case KSIG_ARITHMETIC:
DebugPrintf("arithmetic value\n %d (%04x)\n", (int16) reg.offset, reg.offset);
break;
default:
DebugPrintf("unknown type %d.\n", type);
}
if (type) {
DebugPrintf("\n");
found = 1;
}
}
return true;
}
bool Console::cmdViewObject(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Examines the object at the given address.\n");
DebugPrintf("Usage: %s <address>\n", argv[0]);
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
reg_t addr;
if (parse_reg_t(_vm->_gamestate, argv[1], &addr)) {
DebugPrintf("Invalid address passed.\n");
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
DebugPrintf("Information on the object at the given address:\n");
printObject(addr);
return true;
}
bool Console::cmdViewActiveObject(int argc, const char **argv) {
DebugPrintf("Information on the currently active object or class:\n");
printObject(scriptState.xs->objp);
return true;
}
bool Console::cmdViewAccumulatorObject(int argc, const char **argv) {
DebugPrintf("Information on the currently active object or class at the address indexed by the accumulator:\n");
printObject(_vm->_gamestate->r_acc);
return true;
}
bool Console::cmdScriptSteps(int argc, const char **argv) {
DebugPrintf("Number of executed SCI operations: %d\n", script_step_counter);
return true;
}
bool Console::cmdSetAccumulator(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Sets the accumulator.\n");
DebugPrintf("Usage: %s <address>\n", argv[0]);
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
reg_t val;
if (parse_reg_t(_vm->_gamestate, argv[1], &val)) {
DebugPrintf("Invalid address passed.\n");
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
_vm->_gamestate->r_acc = val;
return true;
}
bool Console::cmdBacktrace(int argc, const char **argv) {
DebugPrintf("Dumping the send/self/super/call/calle/callb stack:\n");
printf("Call stack (current base: 0x%x):\n", _vm->_gamestate->execution_stack_base);
Common::List<ExecStack>::iterator iter;
uint i = 0;
for (iter = _vm->_gamestate->_executionStack.begin();
iter != _vm->_gamestate->_executionStack.end(); ++iter, ++i) {
ExecStack &call = *iter;
const char *objname = obj_get_name(_vm->_gamestate, call.sendp);
int paramc, totalparamc;
switch (call.type) {
case EXEC_STACK_TYPE_CALL: {// Normal function
printf(" %x:[%x] %s::%s(", i, call.origin, objname, (call.selector == -1) ? "<call[be]?>" :
selector_name(_vm->_gamestate, call.selector));
}
break;
case EXEC_STACK_TYPE_KERNEL: // Kernel function
printf(" %x:[%x] k%s(", i, call.origin, _vm->getKernel()->getKernelName(-(call.selector) - 42).c_str());
break;
case EXEC_STACK_TYPE_VARSELECTOR:
printf(" %x:[%x] vs%s %s::%s (", i, call.origin, (call.argc) ? "write" : "read",
objname, _vm->getKernel()->getSelectorName(call.selector).c_str());
break;
}
totalparamc = call.argc;
if (totalparamc > 16)
totalparamc = 16;
for (paramc = 1; paramc <= totalparamc; paramc++) {
printf("%04x:%04x", PRINT_REG(call.variables_argp[paramc]));
if (paramc < call.argc)
printf(", ");
}
if (call.argc > 16)
printf("...");
printf(")\n obj@%04x:%04x", PRINT_REG(call.objp));
if (call.type == EXEC_STACK_TYPE_CALL) {
printf(" pc=%04x:%04x", PRINT_REG(call.addr.pc));
if (call.sp == CALL_SP_CARRY)
printf(" sp,fp:carry");
else {
printf(" sp=ST:%04x", (unsigned)(call.sp - _vm->_gamestate->stack_base));
printf(" fp=ST:%04x", (unsigned)(call.fp - _vm->_gamestate->stack_base));
}
} else
printf(" pc:none");
printf(" argp:ST:%04x", (unsigned)(call.variables_argp - _vm->_gamestate->stack_base));
if (call.type == EXEC_STACK_TYPE_CALL)
printf(" script: %d", (*(Script *)_vm->_gamestate->seg_manager->_heap[call.addr.pc.segment]).nr);
printf("\n");
}
return true;
}
bool Console::cmdStep(int argc, const char **argv) {
if (argc == 2 && atoi(argv[1]) > 0)
scriptState.runningStep = atoi(argv[1]) - 1;
scriptState.debugging = true;
return false;
}
bool Console::cmdStepEvent(int argc, const char **argv) {
scriptState.stopOnEvent = true;
scriptState.debugging = true;
return false;
}
bool Console::cmdStepRet(int argc, const char **argv) {
scriptState.seeking = kDebugSeekLevelRet;
scriptState.seekLevel = _vm->_gamestate->_executionStack.size() - 1;
scriptState.debugging = true;
return false;
}
bool Console::cmdStepGlobal(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Steps until the global variable with the specified index is modified.\n");
DebugPrintf("Usage: %s <global variable index>\n", argv[0]);
return true;
}
scriptState.seeking = kDebugSeekGlobal;
scriptState.seekSpecial = atoi(argv[1]);
scriptState.debugging = true;
return false;
}
bool Console::cmdStepCallk(int argc, const char **argv) {
int callk_index;
char *endptr;
if (argc == 2) {
/* Try to convert the parameter to a number. If the conversion stops
before end of string, assume that the parameter is a function name
and scan the function table to find out the index. */
callk_index = strtoul(argv[1], &endptr, 0);
if (*endptr != '\0') {
callk_index = -1;
for (uint i = 0; i < _vm->getKernel()->getKernelNamesSize(); i++)
if (argv[1] == _vm->getKernel()->getKernelName(i)) {
callk_index = i;
break;
}
if (callk_index == -1) {
DebugPrintf("Unknown kernel function '%s'\n", argv[1]);
return true;
}
}
scriptState.seeking = kDebugSeekSpecialCallk;
scriptState.seekSpecial = callk_index;
} else {
scriptState.seeking = kDebugSeekCallk;
}
scriptState.debugging = true;
return false;
}
bool Console::cmdDissassemble(int argc, const char **argv) {
if (argc != 3) {
DebugPrintf("Disassembles a method by name.\n");
DebugPrintf("Usage: %s <object> <method>\n", argv[0]);
return true;
}
reg_t objAddr = NULL_REG;
if (parse_reg_t(_vm->_gamestate, argv[1], &objAddr)) {
DebugPrintf("Invalid address passed.\n");
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
Object *obj = obj_get(_vm->_gamestate, objAddr);
int selector_id = _vm->getKernel()->findSelector(argv[2]);
reg_t addr;
if (!obj) {
DebugPrintf("Not an object.");
return true;
}
if (selector_id < 0) {
DebugPrintf("Not a valid selector name.");
return true;
}
if (lookup_selector(_vm->_gamestate, objAddr, selector_id, NULL, &addr) != kSelectorMethod) {
DebugPrintf("Not a method.");
return true;
}
do {
addr = disassemble(_vm->_gamestate, addr, 0, 0);
} while (addr.offset > 0);
return true;
}
bool Console::cmdDissassembleAddress(int argc, const char **argv) {
if (argc < 2) {
DebugPrintf("Disassembles one or more commands.\n");
DebugPrintf("Usage: %s [startaddr] <options>\n", argv[0]);
DebugPrintf("Valid options are:\n");
DebugPrintf(" bwt : Print byte/word tag\n");
DebugPrintf(" c<x> : Disassemble <x> bytes\n");
DebugPrintf(" bc : Print bytecode\n");
return true;
}
reg_t vpc = NULL_REG;
int op_count = 1;
int do_bwc = 0;
int do_bytes = 0;
int size;
if (parse_reg_t(_vm->_gamestate, argv[1], &vpc)) {
DebugPrintf("Invalid address passed.\n");
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
_vm->_gamestate->seg_manager->dereference(vpc, &size);
size += vpc.offset; // total segment size
for (int i = 2; i < argc; i++) {
if (!scumm_stricmp(argv[i], "bwt"))
do_bwc = 1;
else if (!scumm_stricmp(argv[i], "bc"))
do_bytes = 1;
else if (toupper(argv[i][0]) == 'C')
op_count = atoi(argv[i] + 1);
else {
DebugPrintf("Invalid option '%s'\n", argv[i]);
return true;
}
}
if (op_count < 0) {
DebugPrintf("Invalid op_count\n");
return true;
}
do {
vpc = disassemble(_vm->_gamestate, vpc, do_bwc, do_bytes);
} while ((vpc.offset > 0) && (vpc.offset + 6 < size) && (--op_count));
return true;
}
bool Console::cmdSend(int argc, const char **argv) {
if (argc < 3) {
DebugPrintf("Sends a message to an object.\n");
DebugPrintf("Usage: %s <object> <selector name> <param1> <param2> ... <paramn>\n", argv[0]);
DebugPrintf("Example: send ?fooScript cue\n");
return true;
}
reg_t object;
if (parse_reg_t(_vm->_gamestate, argv[1], &object)) {
DebugPrintf("Invalid address passed for parameter 1.\n");
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
const char *selector_name = argv[2];
StackPtr stackframe = _vm->_gamestate->_executionStack.front().sp;
int selector_id;
int i;
ExecStack *xstack;
Object *o;
reg_t fptr;
selector_id = _vm->getKernel()->findSelector(selector_name);
if (selector_id < 0) {
DebugPrintf("Unknown selector: \"%s\"\n", selector_name);
return true;
}
o = obj_get(_vm->_gamestate, object);
if (o == NULL) {
DebugPrintf("Address \"%04x:%04x\" is not an object\n", PRINT_REG(object));
return true;
}
SelectorType selector_type = lookup_selector(_vm->_gamestate, object, selector_id, 0, &fptr);
if (selector_type == kSelectorNone) {
DebugPrintf("Object does not support selector: \"%s\"\n", selector_name);
return true;
}
stackframe[0] = make_reg(0, selector_id);
stackframe[1] = make_reg(0, argc - 3); // -object -selector name -command name
for (i = 3; i < argc; i++) {
if (parse_reg_t(_vm->_gamestate, argv[i], &stackframe[i])) {
DebugPrintf("Invalid address passed for parameter %d.\n", i);
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
}
xstack = add_exec_stack_entry(_vm->_gamestate, fptr,
_vm->_gamestate->_executionStack.front().sp + argc,
object, argc - 3,
_vm->_gamestate->_executionStack.front().sp - 1, 0, object,
_vm->_gamestate->_executionStack.size()-1, SCI_XS_CALLEE_LOCALS);
xstack->selector = selector_id;
xstack->type = selector_type == kSelectorVariable ? EXEC_STACK_TYPE_VARSELECTOR : EXEC_STACK_TYPE_CALL;
// Now commit the actual function:
xstack = send_selector(_vm->_gamestate, object, object, stackframe, argc - 3, stackframe);
xstack->sp += argc;
xstack->fp += argc;
_vm->_gamestate->_executionStackPosChanged = true;
scriptState.debugging = true;
return false;
}
bool Console::cmdGo(int argc, const char **argv) {
// CHECKME: is this necessary?
scriptState.seeking = kDebugSeekNothing;
return Cmd_Exit(argc, argv);
}
bool Console::cmdBreakpointList(int argc, const char **argv) {
Breakpoint *bp = _vm->_gamestate->bp_list;
int i = 0;
int bpdata;
DebugPrintf("Breakpoint list:\n");
while (bp) {
DebugPrintf(" #%i: ", i);
switch (bp->type) {
case BREAK_SELECTOR:
DebugPrintf("Execute %s\n", bp->data.name);
break;
case BREAK_EXPORT:
bpdata = bp->data.address;
DebugPrintf("Execute script %d, export %d\n", bpdata >> 16, bpdata & 0xFFFF);
break;
}
bp = bp->next;
i++;
}
return true;
}
bool Console::cmdBreakpointDelete(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Deletes a breakpoint with the specified index.\n");
DebugPrintf("Usage: %s <breakpoint index>\n", argv[0]);
return true;
}
Breakpoint *bp, *bp_next, *bp_prev;
int i = 0, found = 0;
int type;
int idx = atoi(argv[1]);
// Find breakpoint with given index
bp_prev = NULL;
bp = _vm->_gamestate->bp_list;
while (bp && i < idx) {
bp_prev = bp;
bp = bp->next;
i++;
}
if (!bp) {
DebugPrintf("Invalid breakpoint index %i\n", idx);
return true;
}
// Delete it
bp_next = bp->next;
type = bp->type;
if (type == BREAK_SELECTOR) free(bp->data.name);
free(bp);
if (bp_prev)
bp_prev->next = bp_next;
else
_vm->_gamestate->bp_list = bp_next;
// Check if there are more breakpoints of the same type. If not, clear
// the respective bit in s->have_bp.
for (bp = _vm->_gamestate->bp_list; bp; bp = bp->next) {
if (bp->type == type) {
found = 1;
break;
}
}
if (!found)
_vm->_gamestate->have_bp &= ~type;
return true;
}
bool Console::cmdBreakpointExecMethod(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Sets a breakpoint on the execution of the specified method.\n");
DebugPrintf("Usage: %s <method name>\n", argv[0]);
DebugPrintf("Example: %s ego::doit\n", argv[0]);
DebugPrintf("May also be used to set a breakpoint that applies whenever an object\n");
DebugPrintf("of a specific type is touched: %s foo::\n", argv[0]);
return true;
}
/* Note: We can set a breakpoint on a method that has not been loaded yet.
Thus, we can't check whether the command argument is a valid method name.
A breakpoint set on an invalid method name will just never trigger. */
Breakpoint *bp;
if (_vm->_gamestate->bp_list) {
// List exists, append the breakpoint to the end
bp = _vm->_gamestate->bp_list;
while (bp->next)
bp = bp->next;
bp->next = (Breakpoint *)malloc(sizeof(Breakpoint));
bp = bp->next;
} else {
// No list, so create the list head
_vm->_gamestate->bp_list = (Breakpoint *)malloc(sizeof(Breakpoint));
bp = _vm->_gamestate->bp_list;
}
bp->next = NULL;
bp->type = BREAK_SELECTOR;
bp->data.name = (char *)malloc(strlen(argv[1]) + 1);
strcpy(bp->data.name, argv[1]);
_vm->_gamestate->have_bp |= BREAK_SELECTOR;
return true;
}
bool Console::cmdBreakpointExecFunction(int argc, const char **argv) {
// TODO/FIXME: Why does this accept 2 parameters (the high and the low part of the address)?"
if (argc != 3) {
DebugPrintf("Sets a breakpoint on the execution of the specified exported function.\n");
DebugPrintf("Usage: %s <addr1> <addr2>\n", argv[0]);
return true;
}
/* Note: We can set a breakpoint on a method that has not been loaded yet.
Thus, we can't check whether the command argument is a valid method name.
A breakpoint set on an invalid method name will just never trigger. */
Breakpoint *bp;
if (_vm->_gamestate->bp_list) {
// List exists, append the breakpoint to the end
bp = _vm->_gamestate->bp_list;
while (bp->next)
bp = bp->next;
bp->next = (Breakpoint *)malloc(sizeof(Breakpoint));
bp = bp->next;
} else {
// No list, so create the list head
_vm->_gamestate->bp_list = (Breakpoint *)malloc(sizeof(Breakpoint));
bp = _vm->_gamestate->bp_list;
}
bp->next = NULL;
bp->type = BREAK_EXPORT;
bp->data.address = (atoi(argv[1]) << 16 | atoi(argv[2]));
_vm->_gamestate->have_bp |= BREAK_EXPORT;
return true;
}
bool Console::cmdIsSample(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Tests whether a given sound resource is a PCM sample, \n");
DebugPrintf("and displays information on it if it is.\n");
DebugPrintf("Usage: %s <sample id>\n", argv[0]);
return true;
}
Resource *song = _vm->getResMgr()->findResource(ResourceId(kResourceTypeSound, atoi(argv[1])), 0);
SongIterator *songit;
Audio::AudioStream *data;
if (!song) {
DebugPrintf("Not a sound resource!\n");
return true;
}
songit = songit_new(song->data, song->size, SCI_SONG_ITERATOR_TYPE_SCI0, 0xcaffe /* What do I care about the ID? */);
if (!songit) {
DebugPrintf("Could not convert to song iterator!\n");
return true;
}
if ((data = songit->getAudioStream())) {
// TODO
/*
DebugPrintf("\nIs sample (encoding %dHz/%s/%04x)", data->conf.rate, (data->conf.stereo) ?
((data->conf.stereo == SFX_PCM_STEREO_LR) ? "stereo-LR" : "stereo-RL") : "mono", data->conf.format);
*/
delete data;
} else
DebugPrintf("Valid song, but not a sample.\n");
delete songit;
return true;
}
bool Console::cmdSfx01Header(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Dumps the header of a SCI01 song\n");
DebugPrintf("Usage: %s <track>\n", argv[0]);
return true;
}
Resource *song = _vm->getResMgr()->findResource(ResourceId(kResourceTypeSound, atoi(argv[1])), 0);
if (!song) {
DebugPrintf("Doesn't exist\n");
return true;
}
uint32 offset = 0;
DebugPrintf("SCI01 song track mappings:\n");
if (*song->data == 0xf0) // SCI1 priority spec
offset = 8;
if (song->size <= 0)
return 1;
while (song->data[offset] != 0xff) {
byte device_id = song->data[offset];
DebugPrintf("* Device %02x:\n", device_id);
offset++;
if (offset + 1 >= song->size)
return 1;
while (song->data[offset] != 0xff) {
int track_offset;
int end;
byte header1, header2;
if (offset + 7 >= song->size)
return 1;
offset += 2;
track_offset = READ_LE_UINT16(song->data + offset);
header1 = song->data[track_offset];
header2 = song->data[track_offset+1];
track_offset += 2;
end = READ_LE_UINT16(song->data + offset + 2);
DebugPrintf(" - %04x -- %04x", track_offset, track_offset + end);
if (track_offset == 0xfe)
DebugPrintf(" (PCM data)\n");
else
DebugPrintf(" (channel %d, special %d, %d playing notes, %d foo)\n",
header1 & 0xf, header1 >> 4, header2 & 0xf, header2 >> 4);
offset += 4;
}
offset++;
}
return true;
}
static int _parse_ticks(byte *data, int *offset_p, int size) {
int ticks = 0;
int tempticks;
int offset = 0;
do {
tempticks = data[offset++];
ticks += (tempticks == SCI_MIDI_TIME_EXPANSION_PREFIX) ? SCI_MIDI_TIME_EXPANSION_LENGTH : tempticks;
} while (tempticks == SCI_MIDI_TIME_EXPANSION_PREFIX && offset < size);
if (offset_p)
*offset_p = offset;
return ticks;
}
// Specialised for SCI01 tracks (this affects the way cumulative cues are treated)
static void midi_hexdump(byte *data, int size, int notational_offset) {
int offset = 0;
int prev = 0;
const int MIDI_cmdlen[16] = {0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 2, 2, 1, 1, 2, 0};
if (*data == 0xf0) // SCI1 priority spec
offset = 8;
while (offset < size) {
int old_offset = offset;
int offset_mod;
int time = _parse_ticks(data + offset, &offset_mod, size);
int cmd;
int pleft;
int firstarg = 0;
int i;
int blanks = 0;
offset += offset_mod;
printf(" [%04x] %d\t",
old_offset + notational_offset, time);
cmd = data[offset];
if (!(cmd & 0x80)) {
cmd = prev;
if (prev < 0x80) {
printf("Track broken at %x after"
" offset mod of %d\n",
offset + notational_offset, offset_mod);
Common::hexdump(data, size, 16, notational_offset);
return;
}
printf("(rs %02x) ", cmd);
blanks += 8;
} else {
++offset;
printf("%02x ", cmd);
blanks += 3;
}
prev = cmd;
pleft = MIDI_cmdlen[cmd >> 4];
if (SCI_MIDI_CONTROLLER(cmd) && data[offset] == SCI_MIDI_CUMULATIVE_CUE)
--pleft; // This is SCI(0)1 specific
for (i = 0; i < pleft; i++) {
if (i == 0)
firstarg = data[offset];
printf("%02x ", data[offset++]);
blanks += 3;
}
while (blanks < 16) {
blanks += 4;
printf(" ");
}
while (blanks < 20) {
++blanks;
printf(" ");
}
if (cmd == SCI_MIDI_EOT)
printf(";; EOT");
else if (cmd == SCI_MIDI_SET_SIGNAL) {
if (firstarg == SCI_MIDI_SET_SIGNAL_LOOP)
printf(";; LOOP point");
else
printf(";; CUE (%d)", firstarg);
} else if (SCI_MIDI_CONTROLLER(cmd)) {
if (firstarg == SCI_MIDI_CUMULATIVE_CUE)
printf(";; CUE (cumulative)");
else if (firstarg == SCI_MIDI_RESET_ON_SUSPEND)
printf(";; RESET-ON-SUSPEND flag");
}
printf("\n");
if (old_offset >= offset) {
printf("-- Not moving forward anymore,"
" aborting (%x/%x)\n", offset, old_offset);
return;
}
}
}
bool Console::cmdSfx01Track(int argc, const char **argv) {
if (argc != 3) {
DebugPrintf("Dumps a track of a SCI01 song\n");
DebugPrintf("Usage: %s <track> <offset>\n", argv[0]);
return true;
}
Resource *song = _vm->getResMgr()->findResource(ResourceId(kResourceTypeSound, atoi(argv[1])), 0);
int offset = atoi(argv[2]);
if (!song) {
DebugPrintf("Doesn't exist\n");
return true;
}
midi_hexdump(song->data + offset, song->size, offset);
return true;
}
bool Console::cmdStopSfx(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("Stops a playing sound\n");
DebugPrintf("Usage: %s <address>\n", argv[0]);
DebugPrintf("Where <address> is the address of the sound to stop.\n");
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
reg_t id;
if (parse_reg_t(_vm->_gamestate, argv[1], &id)) {
DebugPrintf("Invalid address passed.\n");
DebugPrintf("Check the \"addresses\" command on how to use addresses\n");
return true;
}
int handle = id.segment << 16 | id.offset; // frobnicate handle
EngineState* s = _vm->_gamestate; // for PUT_SEL32V
if (id.segment) {
_vm->_gamestate->_sound.sfx_song_set_status(handle, SOUND_STATUS_STOPPED);
_vm->_gamestate->_sound.sfx_remove_song(handle);
PUT_SEL32V(id, signal, -1);
PUT_SEL32V(id, nodePtr, 0);
PUT_SEL32V(id, handle, 0);
}
return true;
}
bool Console::cmdExit(int argc, const char **argv) {
if (argc != 2) {
DebugPrintf("%s game - exit gracefully\n", argv[0]);
DebugPrintf("%s now - exit ungracefully\n", argv[0]);
return true;
}
if (!scumm_stricmp(argv[1], "game")) {
// Quit gracefully
script_abort_flag = 1; // Terminate VM
scriptState.seeking = kDebugSeekNothing;
scriptState.runningStep = 0;
} else if (!scumm_stricmp(argv[1], "now")) {
// Quit ungracefully
exit(0);
}
return false;
}
bool Console::cmdAddresses(int argc, const char **argv) {
DebugPrintf("Address parameters may be passed in one of three forms:\n");
DebugPrintf(" - ssss:oooo -- where 'ssss' denotes a segment and 'oooo' an offset.\n");
DebugPrintf(" Example: \"a:c5\" would address something in segment 0xa at offset 0xc5.\n");
DebugPrintf(" - &scr:oooo -- where 'scr' is a script number and oooo an offset within that script; will\n");
DebugPrintf(" fail if the script is not currently loaded\n");
DebugPrintf(" - $REG -- where 'REG' is one of 'PC', 'ACC', 'PREV' or 'OBJ': References the address\n");
DebugPrintf(" indicated by the register of this name.\n");
DebugPrintf(" - $REG+n (or -n) -- Like $REG, but modifies the offset part by a specific amount (which\n");
DebugPrintf(" is specified in hexadecimal).\n");
DebugPrintf(" - ?obj -- Looks up an object with the specified name, uses its address. This will abort if\n");
DebugPrintf(" the object name is ambiguous; in that case, a list of addresses and indices is provided.\n");
DebugPrintf(" ?obj.idx may be used to disambiguate 'obj' by the index 'idx'.\n");
return true;
}
int parse_reg_t(EngineState *s, const char *str, reg_t *dest) { // Returns 0 on success
int rel_offsetting = 0;
const char *offsetting = NULL;
// Non-NULL: Parse end of string for relative offsets
char *endptr;
if (*str == '$') { // Register
rel_offsetting = 1;
if (!scumm_strnicmp(str + 1, "PC", 2)) {
*dest = s->_executionStack.back().addr.pc;
offsetting = str + 3;
} else if (!scumm_strnicmp(str + 1, "P", 1)) {
*dest = s->_executionStack.back().addr.pc;
offsetting = str + 2;
} else if (!scumm_strnicmp(str + 1, "PREV", 4)) {
*dest = s->r_prev;
offsetting = str + 5;
} else if (!scumm_strnicmp(str + 1, "ACC", 3)) {
*dest = s->r_acc;
offsetting = str + 4;
} else if (!scumm_strnicmp(str + 1, "A", 1)) {
*dest = s->r_acc;
offsetting = str + 2;
} else if (!scumm_strnicmp(str + 1, "OBJ", 3)) {
*dest = s->_executionStack.back().objp;
offsetting = str + 4;
} else if (!scumm_strnicmp(str + 1, "O", 1)) {
*dest = s->_executionStack.back().objp;
offsetting = str + 2;
} else
return 1; // No matching register
if (!*offsetting)
offsetting = NULL;
else if (*offsetting != '+' && *offsetting != '-')
return 1;
} else if (*str == '&') {
int script_nr;
// Look up by script ID
char *colon = (char *)strchr(str, ':');
if (!colon)
return 1;
*colon = 0;
offsetting = colon + 1;
script_nr = strtol(str + 1, &endptr, 10);
if (*endptr)
return 1;
dest->segment = s->seg_manager->segGet(script_nr);
if (!dest->segment) {
return 1;
}
} else if (*str == '?') {
int index = -1;
int times_found = 0;
char *tmp;
const char *str_objname;
char *str_suffix;
char suffchar = 0;
uint i;
// Parse obj by name
tmp = (char *)strchr(str, '+');
str_suffix = (char *)strchr(str, '-');
if (tmp < str_suffix)
str_suffix = tmp;
if (str_suffix) {
suffchar = (*str_suffix);
*str_suffix = 0;
}
tmp = (char *)strchr(str, '.');
if (tmp) {
*tmp = 0;
index = strtol(tmp + 1, &endptr, 16);
if (*endptr)
return -1;
}
str_objname = str + 1;
// Now all values are available; iterate over all objects.
for (i = 0; i < s->seg_manager->_heap.size(); i++) {
MemObject *mobj = s->seg_manager->_heap[i];
int idx = 0;
int max_index = 0;
if (mobj) {
if (mobj->getType() == MEM_OBJ_SCRIPT)
max_index = (*(Script *)mobj)._objects.size();
else if (mobj->getType() == MEM_OBJ_CLONES)
max_index = (*(CloneTable *)mobj)._table.size();
}
while (idx < max_index) {
int valid = 1;
Object *obj = NULL;
reg_t objpos;
objpos.offset = 0;
objpos.segment = i;
if (mobj->getType() == MEM_OBJ_SCRIPT) {
obj = &(*(Script *)mobj)._objects[idx];
objpos.offset = obj->pos.offset;
} else if (mobj->getType() == MEM_OBJ_CLONES) {
obj = &((*(CloneTable *)mobj)._table[idx]);
objpos.offset = idx;
valid = ((CloneTable *)mobj)->isValidEntry(idx);
}
if (valid) {
const char *objname = obj_get_name(s, objpos);
if (!strcmp(objname, str_objname)) {
// Found a match!
if ((index < 0) && (times_found > 0)) {
if (times_found == 1) {
// First time we realized the ambiguity
printf("Ambiguous:\n");
printf(" %3x: [%04x:%04x] %s\n", 0, PRINT_REG(*dest), str_objname);
}
printf(" %3x: [%04x:%04x] %s\n", times_found, PRINT_REG(objpos), str_objname);
}
if (index < 0 || times_found == index)
*dest = objpos;
++times_found;
}
}
++idx;
}
}
if (!times_found)
return 1;
if (times_found > 1 && index < 0) {
printf("Ambiguous: Aborting.\n");
return 1; // Ambiguous
}
if (times_found <= index)
return 1; // Not found
offsetting = str_suffix;
if (offsetting)
*str_suffix = suffchar;
rel_offsetting = 1;
} else {
char *colon = (char *)strchr(str, ':');
if (!colon) {
offsetting = str;
dest->segment = 0;
} else {
*colon = 0;
offsetting = colon + 1;
dest->segment = strtol(str, &endptr, 16);
if (*endptr)
return 1;
}
}
if (offsetting) {
int val = strtol(offsetting, &endptr, 16);
if (rel_offsetting)
dest->offset += val;
else
dest->offset = val;
if (*endptr)
return 1;
}
return 0;
}
void Console::printList(List *l) {
reg_t pos = l->first;
reg_t my_prev = NULL_REG;
DebugPrintf("\t<\n");
while (!pos.isNull()) {
Node *node;
NodeTable *nt = (NodeTable *)GET_SEGMENT(*_vm->_gamestate->seg_manager, pos.segment, MEM_OBJ_NODES);
if (!nt || !nt->isValidEntry(pos.offset)) {
DebugPrintf(" WARNING: %04x:%04x: Doesn't contain list node!\n",
PRINT_REG(pos));
return;
}
node = &(nt->_table[pos.offset]);
DebugPrintf("\t%04x:%04x : %04x:%04x -> %04x:%04x\n", PRINT_REG(pos), PRINT_REG(node->key), PRINT_REG(node->value));
if (my_prev != node->pred)
DebugPrintf(" WARNING: current node gives %04x:%04x as predecessor!\n",
PRINT_REG(node->pred));
my_prev = pos;
pos = node->succ;
}
if (my_prev != l->last)
DebugPrintf(" WARNING: Last node was expected to be %04x:%04x, was %04x:%04x!\n",
PRINT_REG(l->last), PRINT_REG(my_prev));
DebugPrintf("\t>\n");
}
int Console::printNode(reg_t addr) {
MemObject *mobj = GET_SEGMENT(*_vm->_gamestate->seg_manager, addr.segment, MEM_OBJ_LISTS);
if (mobj) {
ListTable *lt = (ListTable *)mobj;
List *list;
if (!lt->isValidEntry(addr.offset)) {
DebugPrintf("Address does not contain a list\n");
return 1;
}
list = &(lt->_table[addr.offset]);
DebugPrintf("%04x:%04x : first x last = (%04x:%04x, %04x:%04x)\n", PRINT_REG(addr), PRINT_REG(list->first), PRINT_REG(list->last));
} else {
NodeTable *nt;
Node *node;
mobj = GET_SEGMENT(*_vm->_gamestate->seg_manager, addr.segment, MEM_OBJ_NODES);
if (!mobj) {
DebugPrintf("Segment #%04x is not a list or node segment\n", addr.segment);
return 1;
}
nt = (NodeTable *)mobj;
if (!nt->isValidEntry(addr.offset)) {
DebugPrintf("Address does not contain a node\n");
return 1;
}
node = &(nt->_table[addr.offset]);
DebugPrintf("%04x:%04x : prev x next = (%04x:%04x, %04x:%04x); maps %04x:%04x -> %04x:%04x\n",
PRINT_REG(addr), PRINT_REG(node->pred), PRINT_REG(node->succ), PRINT_REG(node->key), PRINT_REG(node->value));
}
return 0;
}
int Console::printObject(reg_t pos) {
EngineState *s = _vm->_gamestate; // for the several defines in this function
Object *obj = obj_get(s, pos);
Object *var_container = obj;
int i;
if (!obj) {
DebugPrintf("[%04x:%04x]: Not an object.", PRINT_REG(pos));
return 1;
}
// Object header
DebugPrintf("[%04x:%04x] %s : %3d vars, %3d methods\n", PRINT_REG(pos), obj_get_name(s, pos),
obj->_variables.size(), obj->methods_nr);
if (!(obj->_variables[SCRIPT_INFO_SELECTOR].offset & SCRIPT_INFO_CLASS))
var_container = obj_get(s, obj->_variables[SCRIPT_SUPERCLASS_SELECTOR]);
DebugPrintf(" -- member variables:\n");
for (i = 0; (uint)i < obj->_variables.size(); i++) {
printf(" ");
if (i < var_container->variable_names_nr) {
DebugPrintf("[%03x] %s = ", VM_OBJECT_GET_VARSELECTOR(var_container, i), selector_name(s, VM_OBJECT_GET_VARSELECTOR(var_container, i)));
} else
DebugPrintf("p#%x = ", i);
reg_t val = obj->_variables[i];
DebugPrintf("%04x:%04x", PRINT_REG(val));
Object *ref = obj_get(s, val);
if (ref)
DebugPrintf(" (%s)", obj_get_name(s, val));
DebugPrintf("\n");
}
DebugPrintf(" -- methods:\n");
for (i = 0; i < obj->methods_nr; i++) {
reg_t fptr = VM_OBJECT_READ_FUNCTION(obj, i);
DebugPrintf(" [%03x] %s = %04x:%04x\n", VM_OBJECT_GET_FUNCSELECTOR(obj, i), selector_name(s, VM_OBJECT_GET_FUNCSELECTOR(obj, i)), PRINT_REG(fptr));
}
if (s->seg_manager->_heap[pos.segment]->getType() == MEM_OBJ_SCRIPT)
DebugPrintf("\nOwner script:\t%d\n", s->seg_manager->getScript(pos.segment)->nr);
return 0;
}
#define GETRECT(ll, rr, tt, bb) \
ll = GET_SELECTOR(pos, ll); \
rr = GET_SELECTOR(pos, rr); \
tt = GET_SELECTOR(pos, tt); \
bb = GET_SELECTOR(pos, bb);
#if 0
// TODO Re-implement this
static void viewobjinfo(EngineState *s, HeapPtr pos) {
char *signals[16] = {
"stop_update",
"updated",
"no_update",
"hidden",
"fixed_priority",
"always_update",
"force_update",
"remove",
"frozen",
"is_extra",
"hit_obstacle",
"doesnt_turn",
"no_cycler",
"ignore_horizon",
"ignore_actor",
"dispose!"
};
int x, y, z, priority;
int cel, loop, view, signal;
int nsLeft, nsRight, nsBottom, nsTop;
int lsLeft, lsRight, lsBottom, lsTop;
int brLeft, brRight, brBottom, brTop;
int i;
int have_rects = 0;
Common::Rect nsrect, nsrect_clipped, brrect;
if (lookup_selector(s, pos, ((SciEngine*)g_engine)->getKernel()->_selectorMap.nsBottom, NULL) == kSelectorVariable) {
GETRECT(nsLeft, nsRight, nsBottom, nsTop);
GETRECT(lsLeft, lsRight, lsBottom, lsTop);
GETRECT(brLeft, brRight, brBottom, brTop);
have_rects = 1;
}
GETRECT(view, loop, signal, cel);
printf("\n-- View information:\ncel %d/%d/%d at ", view, loop, cel);
x = GET_SELECTOR(pos, x);
y = GET_SELECTOR(pos, y);
priority = GET_SELECTOR(pos, priority);
if (((SciEngine*)g_engine)->getKernel()->_selectorMap.z > 0) {
z = GET_SELECTOR(pos, z);
printf("(%d,%d,%d)\n", x, y, z);
} else
printf("(%d,%d)\n", x, y);
if (priority == -1)
printf("No priority.\n\n");
else
printf("Priority = %d (band starts at %d)\n\n", priority, PRIORITY_BAND_FIRST(priority));
if (have_rects) {
printf("nsRect: [%d..%d]x[%d..%d]\n", nsLeft, nsRight, nsTop, nsBottom);
printf("lsRect: [%d..%d]x[%d..%d]\n", lsLeft, lsRight, lsTop, lsBottom);
printf("brRect: [%d..%d]x[%d..%d]\n", brLeft, brRight, brTop, brBottom);
}
nsrect = get_nsrect(s, pos, 0);
nsrect_clipped = get_nsrect(s, pos, 1);
brrect = set_base(s, pos);
printf("new nsRect: [%d..%d]x[%d..%d]\n", nsrect.x, nsrect.xend, nsrect.y, nsrect.yend);
printf("new clipped nsRect: [%d..%d]x[%d..%d]\n", nsrect_clipped.x, nsrect_clipped.xend, nsrect_clipped.y, nsrect_clipped.yend);
printf("new brRect: [%d..%d]x[%d..%d]\n", brrect.x, brrect.xend, brrect.y, brrect.yend);
printf("\n signals = %04x:\n", signal);
for (i = 0; i < 16; i++)
if (signal & (1 << i))
printf(" %04x: %s\n", 1 << i, signals[i]);
}
#endif
#undef GETRECT
#define GETRECT(ll, rr, tt, bb) \
ll = GET_SELECTOR(pos, ll); \
rr = GET_SELECTOR(pos, rr); \
tt = GET_SELECTOR(pos, tt); \
bb = GET_SELECTOR(pos, bb);
#if 0
// Draws the nsRect and brRect of a dynview object. nsRect is green, brRect is blue.
// TODO: Re-implement this
static int c_gfx_draw_viewobj(EngineState *s, const Common::Array<cmd_param_t> &cmdParams) {
HeapPtr pos = (HeapPtr)(cmdParams[0].val);
int is_view;
int x, y, priority;
int nsLeft, nsRight, nsBottom, nsTop;
int brLeft, brRight, brBottom, brTop;
if (!s) {
printf("Not in debug state!\n");
return 1;
}
if ((pos < 4) || (pos > 0xfff0)) {
printf("Invalid address.\n");
return 1;
}
if (((int16)READ_LE_UINT16(s->heap + pos + SCRIPT_OBJECT_MAGIC_OFFSET)) != SCRIPT_OBJECT_MAGIC_NUMBER) {
printf("Not an object.\n");
return 0;
}
is_view = (lookup_selector(s, pos, ((SciEngine*)g_engine)->getKernel()->_selectorMap.x, NULL) == kSelectorVariable) &&
(lookup_selector(s, pos, ((SciEngine*)g_engine)->getKernel()->_selectorMap.brLeft, NULL) == kSelectorVariable) &&
(lookup_selector(s, pos, ((SciEngine*)g_engine)->getKernel()->_selectorMap.signal, NULL) == kSelectorVariable) &&
(lookup_selector(s, pos, ((SciEngine*)g_engine)->getKernel()->_selectorMap.nsTop, NULL) == kSelectorVariable);
if (!is_view) {
printf("Not a dynamic View object.\n");
return 0;
}
x = GET_SELECTOR(pos, x);
y = GET_SELECTOR(pos, y);
priority = GET_SELECTOR(pos, priority);
GETRECT(brLeft, brRight, brBottom, brTop);
GETRECT(nsLeft, nsRight, nsBottom, nsTop);
gfxop_set_clip_zone(s->gfx_state, gfx_rect_fullscreen);
brTop += 10;
brBottom += 10;
nsTop += 10;
nsBottom += 10;
gfxop_fill_box(s->gfx_state, gfx_rect(nsLeft, nsTop, nsRight - nsLeft + 1, nsBottom - nsTop + 1), s->ega_colors[2]);
gfxop_fill_box(s->gfx_state, gfx_rect(brLeft, brTop, brRight - brLeft + 1, brBottom - brTop + 1), s->ega_colors[1]);
gfxop_fill_box(s->gfx_state, gfx_rect(x - 1, y - 1, 3, 3), s->ega_colors[0]);
gfxop_fill_box(s->gfx_state, gfx_rect(x - 1, y, 3, 1), s->ega_colors[priority]);
gfxop_fill_box(s->gfx_state, gfx_rect(x, y - 1, 1, 3), s->ega_colors[priority]);
gfxop_update(s->gfx_state);
return 0;
}
#endif
#undef GETRECT
#if 0
// Executes one operation skipping over sends
// TODO Re-implement this
int c_stepover(EngineState *s, const Common::Array<cmd_param_t> &cmdParams) {
int opcode, opnumber;
opcode = s->_heap[*p_pc];
opnumber = opcode >> 1;
if (opnumber == 0x22 /* callb */ || opnumber == 0x23 /* calle */ ||
opnumber == 0x25 /* send */ || opnumber == 0x2a /* self */ || opnumber == 0x2b /* super */) {
scriptState.seeking = kDebugSeekSO;
scriptState.seekLevel = s->_executionStack.size()-1;
// Store in scriptState.seekSpecial the offset of the next command after send
switch (opcode) {
case 0x46: // calle W
scriptState.seekSpecial = *p_pc + 5;
break;
case 0x44: // callb W
case 0x47: // calle B
case 0x56: // super W
scriptState.seekSpecial = *p_pc + 4;
break;
case 0x45: // callb B
case 0x57: // super B
case 0x4A: // send W
case 0x54: // self W
scriptState.seekSpecial = *p_pc + 3;
break;
default:
scriptState.seekSpecial = *p_pc + 2;
}
}
return 0;
}
#endif
#ifdef GFXW_DEBUG_WIDGETS
extern GfxWidget *debug_widgets[];
extern int debug_widget_pos;
// If called with no parameters, it shows which widgets are active
// With parameters, it lists the widget corresponding to the numerical index specified (for each parameter).
bool Console::cmdPrintWidget(int argc, const char **argv) {
if (argc > 1) {
for (int i = 0; i < argc; i++) {
int widget_nr = atoi(argv[1]);
DebugPrintf("===== Widget #%d:\n", widget_nr);
debug_widgets[widget_nr]->print(0);
}
} else if (debug_widget_pos > 1) {
DebugPrintf("Widgets 0-%d are active\n", debug_widget_pos - 1);
} else if (debug_widget_pos == 1) {
DebugPrintf("Widget 0 is active\n");
} else {
DebugPrintf("No widgets are active\n");
}
return true;
}
#endif
} // End of namespace Sci
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