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ScriptParser.cpp
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ScriptParser.cpp
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/* -*- C++ -*-
*
* ScriptParser.cpp - Define block parser of ONScripter
*
* Copyright (c) 2001-2011 Ogapee. All rights reserved.
* (original ONScripter, of which this is a fork).
*
* ogapee@aqua.dti2.ne.jp
*
* Copyright (c) 2007-2011 "Uncle" Mion Sonozaki
*
* UncleMion@gmail.com
*
* 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, see <http://www.gnu.org/licenses/>
* or write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
// Modified by Haeleth, Autumn 2006, to better support OS X/Linux packaging.
// Modified by Mion, March 2008, to update from
// Ogapee's 20080121 release source code.
// Modified by Mion, April 2009, to update from
// Ogapee's 20090331 release source code.
// Modified by Mion, November 2009, to update from
// Ogapee's 20091115 release source code.
#include "ScriptParser.h"
#ifdef MACOSX
#include "cocoa_bundle.h"
#include "cocoa_alertbox.h"
#endif
#ifdef WIN32
#include <windows.h>
#endif
#define VERSION_STR1 "ONScripter-EN"
#define VERSION_STR2 "Copyright (C) 2001-2010 Studio O.G.A., 2007-2010 \"Uncle\" Mion Sonozaki. All Rights Reserved."
#define DEFAULT_TEXT_SPEED_LOW 40
#define DEFAULT_TEXT_SPEED_MIDDLE 20
#define DEFAULT_TEXT_SPEED_HIGHT 10
#define MAX_PAGE_LIST 16
typedef int (ScriptParser::*FuncList)();
static struct FuncLUT{
char command[30];
FuncList method;
} func_lut[] = {
{"zenkakko", &ScriptParser::zenkakkoCommand},
{"windoweffect", &ScriptParser::effectCommand},
{"windowchip", &ScriptParser::windowchipCommand},
{"windowback", &ScriptParser::windowbackCommand},
{"versionstr", &ScriptParser::versionstrCommand},
{"usewheel", &ScriptParser::usewheelCommand},
{"useescspc", &ScriptParser::useescspcCommand},
{"underline", &ScriptParser::underlineCommand},
{"transmode", &ScriptParser::transmodeCommand},
{"time", &ScriptParser::timeCommand},
{"textgosub", &ScriptParser::textgosubCommand},
{"tan", &ScriptParser::tanCommand},
{"sub", &ScriptParser::subCommand},
{"stralias", &ScriptParser::straliasCommand},
{"spi", &ScriptParser::soundpressplginCommand},
{"soundpressplgin", &ScriptParser::soundpressplginCommand},
{"skip", &ScriptParser::skipCommand},
{"sin", &ScriptParser::sinCommand},
{"shadedistance", &ScriptParser::shadedistanceCommand},
{"setlayer", &ScriptParser::setlayerCommand},
{"setkinsoku", &ScriptParser::setkinsokuCommand},
{"selectvoice", &ScriptParser::selectvoiceCommand},
{"selectcolor", &ScriptParser::selectcolorCommand},
{"savenumber", &ScriptParser::savenumberCommand},
{"savename", &ScriptParser::savenameCommand},
{"savedir", &ScriptParser::savedirCommand},
{"sar", &ScriptParser::nsaCommand},
{"rubyon2", &ScriptParser::rubyonCommand},
{"rubyon", &ScriptParser::rubyonCommand},
{"rubyoff", &ScriptParser::rubyoffCommand},
{"roff", &ScriptParser::roffCommand},
{"rmenu", &ScriptParser::rmenuCommand},
{"rgosub", &ScriptParser::rgosubCommand},
{"return", &ScriptParser::returnCommand},
{"pretextgosub", &ScriptParser::pretextgosubCommand},
{"pagetag", &ScriptParser::pagetagCommand},
{"numalias", &ScriptParser::numaliasCommand},
{"nsadir", &ScriptParser::nsadirCommand},
{"nsa", &ScriptParser::nsaCommand},
{"notif", &ScriptParser::ifCommand},
{"next", &ScriptParser::nextCommand},
{"ns3", &ScriptParser::nsaCommand},
{"ns2", &ScriptParser::nsaCommand},
{"mul", &ScriptParser::mulCommand},
{"movl", &ScriptParser::movCommand},
{"mov10", &ScriptParser::movCommand},
{"mov9", &ScriptParser::movCommand},
{"mov8", &ScriptParser::movCommand},
{"mov7", &ScriptParser::movCommand},
{"mov6", &ScriptParser::movCommand},
{"mov5", &ScriptParser::movCommand},
{"mov4", &ScriptParser::movCommand},
{"mov3", &ScriptParser::movCommand},
{"mov", &ScriptParser::movCommand},
{"mode_wave_demo", &ScriptParser::mode_wave_demoCommand},
{"mode_saya", &ScriptParser::mode_sayaCommand},
{"mode_ext", &ScriptParser::mode_extCommand},
{"mod", &ScriptParser::modCommand},
{"mid", &ScriptParser::midCommand},
{"menusetwindow", &ScriptParser::menusetwindowCommand},
{"menuselectvoice", &ScriptParser::menuselectvoiceCommand},
{"menuselectcolor", &ScriptParser::menuselectcolorCommand},
{"maxkaisoupage", &ScriptParser::maxkaisoupageCommand},
{"luasub", &ScriptParser::luasubCommand},
{"luacall", &ScriptParser::luacallCommand},
{"lookbacksp", &ScriptParser::lookbackspCommand},
{"lookbackcolor", &ScriptParser::lookbackcolorCommand},
//{"lookbackbutton", &ScriptParser::lookbackbuttonCommand},
{"loadgosub", &ScriptParser::loadgosubCommand},
{"linepage2", &ScriptParser::linepageCommand},
{"linepage", &ScriptParser::linepageCommand},
{"len", &ScriptParser::lenCommand},
{"labellog", &ScriptParser::labellogCommand},
{"labelexist", &ScriptParser::labelexistCommand},
{"kidokuskip", &ScriptParser::kidokuskipCommand},
{"kidokumode", &ScriptParser::kidokumodeCommand},
{"itoa2", &ScriptParser::itoaCommand},
{"itoa", &ScriptParser::itoaCommand},
{"intlimit", &ScriptParser::intlimitCommand},
{"inc", &ScriptParser::incCommand},
{"if", &ScriptParser::ifCommand},
{"humanz", &ScriptParser::humanzCommand},
{"humanpos", &ScriptParser::humanposCommand},
{"goto", &ScriptParser::gotoCommand},
{"gosub", &ScriptParser::gosubCommand},
{"globalon", &ScriptParser::globalonCommand},
{"getparam", &ScriptParser::getparamCommand},
//{"game", &ScriptParser::gameCommand},
{"for", &ScriptParser::forCommand},
{"filelog", &ScriptParser::filelogCommand},
{"errorsave", &ScriptParser::errorsaveCommand},
{"english", &ScriptParser::englishCommand},
{"effectcut", &ScriptParser::effectcutCommand},
{"effectblank", &ScriptParser::effectblankCommand},
{"effect", &ScriptParser::effectCommand},
{"dsound", &ScriptParser::dsoundCommand},
{"div", &ScriptParser::divCommand},
{"dim", &ScriptParser::dimCommand},
{"defvoicevol", &ScriptParser::defvoicevolCommand},
{"defsub", &ScriptParser::defsubCommand},
{"defsevol", &ScriptParser::defsevolCommand},
{"defmp3vol", &ScriptParser::defmp3volCommand},
{"defbgmvol", &ScriptParser::defmp3volCommand},
{"defaultspeed", &ScriptParser::defaultspeedCommand},
{"defaultfont", &ScriptParser::defaultfontCommand},
{"dec", &ScriptParser::decCommand},
{"dec", &ScriptParser::decCommand},
{"date", &ScriptParser::dateCommand},
{"cos", &ScriptParser::cosCommand},
{"cmp", &ScriptParser::cmpCommand},
{"clickvoice", &ScriptParser::clickvoiceCommand},
{"clickstr", &ScriptParser::clickstrCommand},
{"clickskippage", &ScriptParser::clickskippageCommand},
{"btnnowindowerase", &ScriptParser::btnnowindoweraseCommand},
{"break", &ScriptParser::breakCommand},
{"automode", &ScriptParser::mode_extCommand},
{"atoi", &ScriptParser::atoiCommand},
{"arc", &ScriptParser::arcCommand},
{"addnsadir", &ScriptParser::addnsadirCommand},
{"addkinsoku", &ScriptParser::addkinsokuCommand},
{"add", &ScriptParser::addCommand},
{"", NULL}
};
static struct FuncHash{
int start;
int end;
} func_hash['z'-'a'+1];
ScriptParser::ScriptParser()
//Using an initialization list to make sure pointers start out NULL
:
#ifdef MACOSX
bundle_res_path(NULL), bundle_app_path(NULL), bundle_app_name(NULL),
#endif
cmdline_game_id(NULL), last_nest_info(NULL), version_str(NULL),
savedir(NULL), last_effect_link(NULL),
#ifndef NO_LAYER_EFFECTS
layer_info(NULL),
#endif
save_menu_name(NULL), load_menu_name(NULL), save_item_name(NULL),
save_data_buf(NULL), file_io_buf(NULL), default_env_font(NULL),
page_list(NULL), start_page(NULL), current_page(NULL),
start_kinsoku(NULL), end_kinsoku(NULL), current_font(NULL),
textgosub_label(NULL), pretextgosub_label(NULL),
loadgosub_label(NULL), rgosub_label(NULL), key_table(NULL)
{
resetDefineFlags();
debug_level = 0;
srand( time(NULL) );
rand();
#ifdef MACOSX
is_bundled = false;
#endif
nsa_offset = 0;
force_button_shortcut_flag = false;
file_io_buf_ptr = 0;
file_io_buf_len = 0;
save_data_len = 0;
/* ---------------------------------------- */
/* Sound related variables */
int i;
for ( i=0 ; i< CLICKVOICE_NUM ; i++ )
clickvoice_file_name[i] = NULL;
for ( i=0 ; i< SELECTVOICE_NUM ; i++ )
selectvoice_file_name[i] = NULL;
for ( i=0 ; i<MENUSELECTVOICE_NUM ; i++ )
menuselectvoice_file_name[i] = NULL;
//Default kinsoku
num_start_kinsoku = num_end_kinsoku = 0;
setKinsoku(DEFAULT_START_KINSOKU, DEFAULT_END_KINSOKU, false);
//onscripter script syntax options (for running some older nscr games)
allow_color_type_only = false;
set_tag_page_origin_to_1 = false;
answer_dialog_with_yes_ok = false;
#ifndef NO_LAYER_EFFECTS
use_layers = true;
#endif
#ifdef RCA_SCALE
scr_stretch_x = scr_stretch_y = 1.0;
#endif
preferred_width = 0;
errorsave = false;
//initialize cmd function table hash
for (i='z'-'a' ; i>=0 ; i--){
func_hash[i].start = -1;
func_hash[i].end = -2;
}
int idx = 0;
while (func_lut[idx].method){
int j = func_lut[idx].command[0]-'a';
if (func_hash[j].start == -1) func_hash[j].start = idx;
func_hash[j].end = idx;
idx++;
}
}
ScriptParser::~ScriptParser()
{
reset();
if (version_str) delete[] version_str;
if (save_menu_name) delete[] save_menu_name;
if (load_menu_name) delete[] load_menu_name;
if (save_item_name) delete[] save_item_name;
if (file_io_buf) delete[] file_io_buf;
if (save_data_buf) delete[] save_data_buf;
if (start_kinsoku) delete[] start_kinsoku;
if (end_kinsoku) delete[] end_kinsoku;
#ifdef MACOSX
if (bundle_res_path) delete[] bundle_res_path;
if (bundle_app_path) delete[] bundle_app_path;
if (bundle_app_name) delete[] bundle_app_name;
#endif
if (cmdline_game_id) delete[] cmdline_game_id;
if (savedir) delete[] savedir;
}
void ScriptParser::reset()
{
resetDefineFlags();
int i;
for (i='z'-'a' ; i>=0 ; i--){
UserFuncHash &ufh = user_func_hash[i];
UserFuncLUT *func = ufh.root.next;
while(func){
UserFuncLUT *tmp = func;
func = func->next;
delete tmp;
}
ufh.root.next = NULL;
ufh.last = &ufh.root;
}
// reset misc variables
nsa_path = DirPaths();
if (version_str) delete[] version_str;
version_str = new char[strlen(VERSION_STR1)+
strlen("\n")+
strlen(VERSION_STR2)+
strlen("\n")+
+1];
sprintf( version_str, "%s\n%s\n", VERSION_STR1, VERSION_STR2 );
/* Text related variables */
sentence_font.reset();
menu_font.reset();
ruby_font.reset();
current_font = &sentence_font;
if (page_list){
delete[] page_list;
page_list = NULL;
}
//current_page & start_page point to page_list elements
current_page = start_page = NULL;
textgosub_label = NULL;
pretextgosub_label = NULL;
loadgosub_label = NULL;
rgosub_label = NULL;
/* ---------------------------------------- */
/* Sound related variables */
for ( i=0 ; i< CLICKVOICE_NUM ; i++ )
setStr(&clickvoice_file_name[i], NULL);
for ( i=0 ; i< SELECTVOICE_NUM ; i++ )
setStr(&selectvoice_file_name[i], NULL);
for ( i=0 ; i<MENUSELECTVOICE_NUM ; i++ )
setStr(&menuselectvoice_file_name[i], NULL);
/* Menu related variables */
setDefaultMenuLabels();
deleteRMenuLink();
/* Effect related variables */
EffectLink *link = root_effect_link.next;
while(link){
EffectLink *tmp = link;
link = link->next;
delete tmp;
}
last_effect_link = &root_effect_link;
last_effect_link->next = NULL;
#ifndef NO_LAYER_EFFECTS
deleteLayerInfo();
#endif
readLog( script_h.log_info[ScriptHandler::LABEL_LOG] );
}
void ScriptParser::resetDefineFlags()
{
globalon_flag = false;
labellog_flag = false;
filelog_flag = false;
kidokuskip_flag = false;
clickskippage_flag = false;
rmode_flag = true;
windowback_flag = false;
btnnowindowerase_flag = false;
usewheel_flag = false;
useescspc_flag = false;
mode_wave_demo_flag = false;
mode_saya_flag = false;
//NScr 2.82+ enables mode_ext (automode) by default, let's do so too
mode_ext_flag = true;
rubyon_flag = rubyon2_flag = false;
pagetag_flag = false;
windowchip_sprite_no = -1;
string_buffer_offset = 0;
break_flag = false;
trans_mode = AnimationInfo::TRANS_TOPLEFT;
z_order = 499;
/* ---------------------------------------- */
/* Lookback related variables */
lookback_sp[0] = lookback_sp[1] = -1;
lookback_color[0] = 0xff;
lookback_color[1] = 0xff;
lookback_color[2] = 0x00;
/* ---------------------------------------- */
/* Save/Load related variables */
num_save_file = 9;
/* ---------------------------------------- */
/* Text related variables */
shade_distance[0] = 1;
shade_distance[1] = 1;
default_text_speed[0] = DEFAULT_TEXT_SPEED_LOW;
default_text_speed[1] = DEFAULT_TEXT_SPEED_MIDDLE;
default_text_speed[2] = DEFAULT_TEXT_SPEED_HIGHT;
max_page_list = MAX_PAGE_LIST+1;
num_chars_in_sentence = 0;
clickstr_line = 0;
clickstr_state = CLICK_NONE;
linepage_mode = 0;
english_mode = false;
/* ---------------------------------------- */
/* Menu related variables */
menu_font.font_size_xy[0] = DEFAULT_FONT_SIZE;
menu_font.font_size_xy[1] = DEFAULT_FONT_SIZE;
menu_font.top_xy[0] = 0;
menu_font.top_xy[1] = 16;
menu_font.num_xy[0] = 32;
menu_font.num_xy[1] = 23;
menu_font.pitch_xy[0] = menu_font.font_size_xy[0];
menu_font.pitch_xy[1] = 2 + menu_font.font_size_xy[1];
menu_font.window_color[0] = menu_font.window_color[1] = menu_font.window_color[2] = 0xcc;
/* ---------------------------------------- */
/* Effect related variables */
effect_blank = 10;
effect_cut_flag = false;
window_effect.effect = 1;
window_effect.duration = 0;
root_effect_link.no = 0;
root_effect_link.effect = 0;
root_effect_link.duration = 0;
current_mode = DEFINE_MODE;
}
int ScriptParser::open()
{
script_h.cBR = new DirectReader( archive_path, key_table );
script_h.cBR->open();
script_h.game_identifier = cmdline_game_id;
cmdline_game_id = NULL;
if ( script_h.readScript( archive_path ) ) return -1;
switch ( script_h.screen_size ){
//for PDA, set ratios to create a 320x240 screen
case ScriptHandler::SCREEN_SIZE_800x600:
#ifdef PDA
screen_ratio1 = 2;
screen_ratio2 = 5;
#else
screen_ratio1 = 1;
screen_ratio2 = 1;
#endif
script_width = 800;
script_height = 600;
break;
case ScriptHandler::SCREEN_SIZE_400x300:
#ifdef PDA
screen_ratio1 = 4;
screen_ratio2 = 5;
#else
screen_ratio1 = 1;
screen_ratio2 = 1;
#endif
script_width = 400;
script_height = 300;
break;
case ScriptHandler::SCREEN_SIZE_320x240:
screen_ratio1 = 1;
screen_ratio2 = 1;
script_width = 320;
script_height = 240;
break;
case ScriptHandler::SCREEN_SIZE_640x480:
default:
#ifdef PDA
screen_ratio1 = 1;
screen_ratio2 = 2;
#else
screen_ratio1 = 1;
screen_ratio2 = 1;
#endif
script_width = 640;
script_height = 480;
break;
}
#ifndef PDA
if (preferred_width > 0) {
screen_ratio1 = preferred_width;
screen_ratio2 = script_width;
}
#endif
screen_width = script_width * screen_ratio1 / screen_ratio2;
screen_height = script_height * screen_ratio1 / screen_ratio2;
underline_value = script_height - 1;
for (int i=0; i<3; i++)
humanpos[i] = (script_width/4) * (i+1);
if (debug_level > 0)
printf("humanpos: %d,%d,%d; underline: %d\n", humanpos[0], humanpos[1],
humanpos[2], underline_value);
return 0;
}
#ifdef MACOSX
void ScriptParser::checkBundled()
{
// check whether this onscripter is bundled, and if so find the
// resources and app directories
ONSCocoa::getBundleInfo(&bundle_res_path, &bundle_app_path, &bundle_app_name);
is_bundled = true; // always bundled on OS X
}
#endif
unsigned char ScriptParser::convHexToDec( char ch )
{
if ( '0' <= ch && ch <= '9' ) return ch - '0';
else if ( 'a' <= ch && ch <= 'f' ) return ch - 'a' + 10;
else if ( 'A' <= ch && ch <= 'F' ) return ch - 'A' + 10;
else errorAndExit("convHexToDec: not valid character for color.");
return 0;
}
void ScriptParser::setColor( uchar3 &dstcolor, uchar3 srccolor )
{
for (int i=0; i<3; i++)
dstcolor[i] = srccolor[i];
}
void ScriptParser::readColor( uchar3 *color, const char *buf ){
if ( buf[0] != '#' ) errorAndExit("readColor: no preceding #.");
(*color)[0] = convHexToDec( buf[1] ) << 4 | convHexToDec( buf[2] );
(*color)[1] = convHexToDec( buf[3] ) << 4 | convHexToDec( buf[4] );
(*color)[2] = convHexToDec( buf[5] ) << 4 | convHexToDec( buf[6] );
}
void ScriptParser::add_debug_level()
{
debug_level++;
}
void ScriptParser::errorAndCont( const char *str, const char *reason, const char *title, bool is_simple )
{
if (title == NULL)
title = "Parse Issue";
script_h.processError(str, title, reason, true, is_simple);
}
void ScriptParser::errorAndExit( const char *str, const char *reason, const char *title, bool is_simple )
{
if (title == NULL)
title = "Parse Error";
script_h.processError(str, title, reason, false, is_simple);
}
int ScriptParser::parseLine()
{
const char *cmd = script_h.getStringBuffer();
if ( (debug_level > 0) && (*cmd != ':') && (*cmd != 0x0a) ) {
printf("ScriptParser::Parseline %s\n", cmd );
fflush(stdout);
}
script_h.current_cmd[0] = '\0';
if ( script_h.isText() || script_h.isPretext() ) return RET_NOMATCH;
script_h.current_cmd_type = ScriptHandler::CMD_NONE;
if ( *cmd == ';' ) return RET_CONTINUE;
else if ( *cmd == '*' ) return RET_CONTINUE;
else if ( *cmd == ':' ) return RET_CONTINUE;
if (*cmd != '_'){
snprintf(script_h.current_cmd, 64, "%s", cmd);
//Check against user-defined cmds
if (cmd[0] >= 'a' && cmd[0] <= 'z'){
UserFuncHash &ufh = user_func_hash[cmd[0]-'a'];
UserFuncLUT *uf = ufh.root.next;
while(uf){
if (!strcmp( uf->command, cmd )){
if (uf->lua_flag){
#ifdef USE_LUA
if (lua_handler.callFunction(false, cmd))
errorAndExit( lua_handler.error_str, NULL, "Lua Error" );
#endif
}
else{
gosubReal( cmd, script_h.getNext() );
}
return RET_CONTINUE;
}
uf = uf->next;
}
}
}
else{
cmd++;
}
//Check against builtin cmds
if (cmd[0] >= 'a' && cmd[0] <= 'z'){
FuncHash &fh = func_hash[cmd[0]-'a'];
for (int i=fh.start ; i<=fh.end ; i++){
if ( !strcmp( func_lut[i].command, cmd ) ){
return (this->*func_lut[i].method)();
}
}
}
return RET_NOMATCH;
}
void ScriptParser::deleteRMenuLink()
{
RMenuLink *link = root_rmenu_link.next;
while(link){
RMenuLink *tmp = link;
link = link->next;
delete tmp;
}
root_rmenu_link.next = NULL;
rmenu_link_num = 0;
rmenu_link_width = 0;
}
int ScriptParser::getSystemCallNo( const char *buffer )
{
if ( !strcmp( buffer, "skip" ) ) return SYSTEM_SKIP;
else if ( !strcmp( buffer, "reset" ) ) return SYSTEM_RESET;
else if ( !strcmp( buffer, "save" ) ) return SYSTEM_SAVE;
else if ( !strcmp( buffer, "load" ) ) return SYSTEM_LOAD;
else if ( !strcmp( buffer, "lookback" ) ) return SYSTEM_LOOKBACK;
else if ( !strcmp( buffer, "windowerase" ) ) return SYSTEM_WINDOWERASE;
else if ( !strcmp( buffer, "rmenu" ) ) return SYSTEM_MENU;
else if ( !strcmp( buffer, "automode" ) ) return SYSTEM_AUTOMODE;
else if ( !strcmp( buffer, "end" ) ) return SYSTEM_END;
else{
printf("Unsupported system call %s\n", buffer );
return -1;
}
}
void ScriptParser::setArchivePath(const char *path)
{
archive_path = DirPaths(path);
//printf("archive_path: %s\n", archive_path.get_all_paths());
}
void ScriptParser::setSavePath(const char *path)
{
if ( (path == NULL) || (*path == '\0') ||
(path[strlen(path)-1] == DELIMITER) ) {
setStr( &script_h.save_path, path );
} else {
if (script_h.save_path) delete[] script_h.save_path;
script_h.save_path = new char[ strlen(path) + 2 ];
sprintf( script_h.save_path, "%s%c", path, DELIMITER );
}
if (debug_level > 0) {
printf("setting save path to '%s'\n", script_h.save_path);
if (debug_level > 1) {
//dump the byte values (for debugging cmd-line codepage settings)
printf("save_path:");
for (unsigned int i=0; i<strlen(script_h.save_path); i++)
printf(" %02x", (unsigned char) script_h.save_path[i]);
printf("\n");
}
}
}
void ScriptParser::setNsaOffset(const char *off)
{
int offset = atoi(off);
if (offset > 0)
nsa_offset = offset;
}
void ScriptParser::saveGlovalData(bool no_error)
{
if ( !globalon_flag ) return;
file_io_buf_ptr = 0;
writeVariables( script_h.global_variable_border, VARIABLE_RANGE, false );
allocFileIOBuf();
writeVariables( script_h.global_variable_border, VARIABLE_RANGE, true );
if (saveFileIOBuf( "gloval.sav" ) && !no_error)
errorAndExit( "can't open 'gloval.sav' for writing", NULL, "I/O Error", true );
}
void ScriptParser::allocFileIOBuf()
{
if (file_io_buf_ptr > file_io_buf_len){
file_io_buf_len = file_io_buf_ptr;
if (file_io_buf) delete[] file_io_buf;
file_io_buf = new unsigned char[file_io_buf_len];
if (save_data_buf){
memcpy(file_io_buf, save_data_buf, save_data_len);
delete[] save_data_buf;
}
save_data_buf = new unsigned char[file_io_buf_len];
memcpy(save_data_buf, file_io_buf, save_data_len);
}
file_io_buf_ptr = 0;
}
int ScriptParser::saveFileIOBuf( const char *filename, int offset, const char *savestr )
{
FILE *fp;
int retval = 0;
size_t ret = 0;
bool usesavedir = true;
// all files except envdata go in savedir
if (!strcmp( filename, "envdata" ))
usesavedir = false;
//Mion: create a temporary file, to avoid overwriting valid files
// (if an error occurs)
const char *root = script_h.save_path;
if (usesavedir && script_h.savedir)
root = script_h.savedir;
char *fullname = new char[strlen(root)+strlen(filename)+1];
sprintf( fullname, "%s%s", root, filename );
char *tmp = new char[strlen(fullname) + 9];
sprintf(tmp, "%s.tmpfile", fullname);
if ( (fp = ::fopen( tmp, "wb" )) == NULL ) {
retval = -1;
goto save_io_cleanup;
}
ret = fwrite(file_io_buf+offset, 1, file_io_buf_ptr-offset, fp);
if (savestr){
size_t savelen = strlen(savestr);
if ( (fputc('"', fp) == EOF) ||
(fwrite(savestr, 1, savelen, fp) != savelen) ||
(fputs("\"*", fp) == EOF) ) {
snprintf(script_h.errbuf, MAX_ERRBUF_LEN,
"error writing to '%s'", filename);
errorAndCont( script_h.errbuf, NULL, "I/O Issue" );
}
}
fclose(fp);
if (ret != file_io_buf_ptr-offset) {
retval = -2;
goto save_io_cleanup;
}
//now rename the tmp file and see if errors occur
//(using "ret =" to avoid compiler warnings about unused return values)
ret = remove(fullname); //ignore errors (like if fullname doesn't exist)
if (rename(tmp, fullname)) {
retval = -1;
goto save_io_cleanup;
}
save_io_cleanup:
delete[] fullname;
delete[] tmp;
return retval;
}
int ScriptParser::loadFileIOBuf( const char *filename )
{
FILE *fp;
bool usesavedir = true;
if (!strcmp( filename, "envdata" ))
usesavedir = false;
if ( (fp = fopen( filename, "rb", true, usesavedir )) == NULL )
return -1;
fseek(fp, 0, SEEK_END);
size_t len = ftell(fp);
file_io_buf_ptr = len+1;
allocFileIOBuf();
fseek(fp, 0, SEEK_SET);
size_t ret = fread(file_io_buf, 1, len, fp);
fclose(fp);
file_io_buf[len] = 0;
if (ret != len) return -2;
return 0;
}
void ScriptParser::writeChar(char c, bool output_flag)
{
if (output_flag)
file_io_buf[file_io_buf_ptr] = (unsigned char)c;
file_io_buf_ptr++;
}
char ScriptParser::readChar()
{
if (file_io_buf_ptr >= file_io_buf_len ) return 0;
return (char)file_io_buf[file_io_buf_ptr++];
}
void ScriptParser::writeInt(int i, bool output_flag)
{
if (output_flag){
file_io_buf[file_io_buf_ptr++] = i & 0xff;
file_io_buf[file_io_buf_ptr++] = (i >> 8) & 0xff;
file_io_buf[file_io_buf_ptr++] = (i >> 16) & 0xff;
file_io_buf[file_io_buf_ptr++] = (i >> 24) & 0xff;
}
else{
file_io_buf_ptr += 4;
}
}
int ScriptParser::readInt()
{
if (file_io_buf_ptr+3 >= file_io_buf_len ) return 0;
int i =
(unsigned int)file_io_buf[file_io_buf_ptr+3] << 24 |
(unsigned int)file_io_buf[file_io_buf_ptr+2] << 16 |
(unsigned int)file_io_buf[file_io_buf_ptr+1] << 8 |
(unsigned int)file_io_buf[file_io_buf_ptr];
file_io_buf_ptr += 4;
return i;
}
void ScriptParser::writeStr(char *s, bool output_flag)
{
if ( s && s[0] ){
if (output_flag)
memcpy( file_io_buf + file_io_buf_ptr,
s,
strlen(s) );
file_io_buf_ptr += strlen(s);
}
writeChar( 0, output_flag );
}
void ScriptParser::readStr(char **s)
{
int counter = 0;
while (file_io_buf_ptr+counter < file_io_buf_len){
if (file_io_buf[file_io_buf_ptr+counter++] == 0) break;
}
if (*s) delete[] *s;
*s = NULL;
if (counter > 1){
*s = new char[counter+1];
memcpy(*s, file_io_buf + file_io_buf_ptr, counter);
(*s)[counter] = 0;
}
file_io_buf_ptr += counter;
}
void ScriptParser::writeVariables( int from, int to, bool output_flag )
{
for (int i=from ; i<to ; i++){
writeInt( script_h.getVariableData(i).num, output_flag );
writeStr( script_h.getVariableData(i).str, output_flag );
}
}
void ScriptParser::readVariables( int from, int to )
{
for (int i=from ; i<to ; i++){
script_h.getVariableData(i).num = readInt();
readStr( &script_h.getVariableData(i).str );
}
}
void ScriptParser::writeArrayVariable( bool output_flag )
{
ScriptHandler::ArrayVariable *av = script_h.getRootArrayVariable();
while(av){
int i, dim = 1;
for ( i=0 ; i<av->num_dim ; i++ )
dim *= av->dim[i];
for ( i=0 ; i<dim ; i++ ){
unsigned long ch = av->data[i];
if (output_flag){
file_io_buf[file_io_buf_ptr+3] = (unsigned char)((ch>>24) & 0xff);
file_io_buf[file_io_buf_ptr+2] = (unsigned char)((ch>>16) & 0xff);
file_io_buf[file_io_buf_ptr+1] = (unsigned char)((ch>>8) & 0xff);
file_io_buf[file_io_buf_ptr] = (unsigned char)(ch & 0xff);
}
file_io_buf_ptr += 4;
}
av = av->next;
}
}
void ScriptParser::readArrayVariable()
{
ScriptHandler::ArrayVariable *av = script_h.getRootArrayVariable();
while(av){
int i, dim = 1;
for ( i=0 ; i<av->num_dim ; i++ )
dim *= av->dim[i];
for ( i=0 ; i<dim ; i++ ){
unsigned long ret;
if (file_io_buf_ptr+3 >= file_io_buf_len ) return;
ret = file_io_buf[file_io_buf_ptr+3];
ret = ret << 8 | file_io_buf[file_io_buf_ptr+2];
ret = ret << 8 | file_io_buf[file_io_buf_ptr+1];
ret = ret << 8 | file_io_buf[file_io_buf_ptr];
file_io_buf_ptr += 4;
av->data[i] = ret;
}
av = av->next;
}
}
void ScriptParser::writeLog( ScriptHandler::LogInfo &info )
{
file_io_buf_ptr = 0;
bool output_flag = false;
for (int n=0 ; n<2 ; n++){
int i,j;
char buf[10];
sprintf( buf, "%d", info.num_logs );
for ( i=0 ; i<(int)strlen( buf ) ; i++ ) writeChar( buf[i], output_flag );
writeChar( 0x0a, output_flag );
ScriptHandler::LogLink *cur = info.root_log.next;
for ( i=0 ; i<info.num_logs ; i++ ){
writeChar( '"', output_flag );
for ( j=0 ; j<(int)strlen( cur->name ) ; j++ )
writeChar( cur->name[j] ^ 0x84, output_flag );
writeChar( '"', output_flag );
cur = cur->next;
}
if (n==1) break;
allocFileIOBuf();
output_flag = true;
}
if (saveFileIOBuf( info.filename )){
snprintf(script_h.errbuf, MAX_ERRBUF_LEN,
"can't write to '%s'", info.filename);
errorAndExit( script_h.errbuf, NULL, "I/O Error" );
}
}
void ScriptParser::readLog( ScriptHandler::LogInfo &info )
{
script_h.resetLog( info );
if (loadFileIOBuf( info.filename ) == 0){
int i, j, ch, count = 0;
char buf[100];
while( (ch = readChar()) != 0x0a ){
count = count * 10 + ch - '0';
}
for ( i=0 ; i<count ; i++ ){
readChar();
j = 0;
while( (ch = readChar()) != '"' ) buf[j++] = ch ^ 0x84;
buf[j] = '\0';
script_h.findAndAddLog( info, buf, true );
}