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author | Max Horn | 2009-03-14 01:52:14 +0000 |
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committer | Max Horn | 2009-03-14 01:52:14 +0000 |
commit | f64d223e071b2afd435e3377d150be522cfbeba2 (patch) | |
tree | e3a1a594d5ca25b8e8c2c4d6fa5df0e54dc76010 /engines | |
parent | f91eaf9f1a380fb9cc6548c40ebb563ed205a207 (diff) | |
download | scummvm-rg350-f64d223e071b2afd435e3377d150be522cfbeba2.tar.gz scummvm-rg350-f64d223e071b2afd435e3377d150be522cfbeba2.tar.bz2 scummvm-rg350-f64d223e071b2afd435e3377d150be522cfbeba2.zip |
cleaning up after myself again *sigh*
svn-id: r39382
Diffstat (limited to 'engines')
-rw-r--r-- | engines/sci/engine/savegame2.cpp | 499 | ||||
-rw-r--r-- | engines/sci/engine/serializer.h | 131 |
2 files changed, 0 insertions, 630 deletions
diff --git a/engines/sci/engine/savegame2.cpp b/engines/sci/engine/savegame2.cpp deleted file mode 100644 index 9eed63318a..0000000000 --- a/engines/sci/engine/savegame2.cpp +++ /dev/null @@ -1,499 +0,0 @@ -/* 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. - * - * $URL$ - * $Id$ - * - */ - -#include "engines/tinsel/serializer.h" // FIXME: Hack - -#include <time.h> // FIXME: For struct tm -#include "common/stream.h" -#include "common/system.h" -#include "sci/sci_memory.h" -#include "sci/gfx/operations.h" -#include "sci/gfx/menubar.h" -#include "sci/gfx/gfx_state_internal.h" // required for gfxw_port_t, gfxw_container_t -#include "sci/sfx/core.h" -#include "sci/sfx/iterator.h" -#include "sci/engine/state.h" -#include "sci/engine/intmap.h" -#include "sci/engine/savegame.h" - -namespace Sci { - - -int gamestate_save(EngineState *s, Common::WriteStream *fh, const char* savename) { - tm curTime; - g_system->getTimeAndDate(curTime); - - SavegameMetadata meta; - meta.savegame_version = FREESCI_CURRENT_SAVEGAME_VERSION; - meta.savegame_name = savename; - meta.version = s->version; - meta.game_version = s->game_version; - meta.savegame_date = ((curTime.tm_mday & 0xFF) << 24) | (((curTime.tm_mon + 1) & 0xFF) << 16) | ((curTime.tm_year + 1900) & 0xFFFF); - meta.savegame_time = ((curTime.tm_hour & 0xFF) << 16) | (((curTime.tm_min) & 0xFF) << 8) | ((curTime.tm_sec) & 0xFF); - - s->savegame_version = FREESCI_CURRENT_SAVEGAME_VERSION; - s->dyn_views_list_serial = (s->dyn_views)? s->dyn_views->serial : -2; - s->drop_views_list_serial = (s->drop_views)? s->drop_views->serial : -2; - s->port_serial = (s->port)? s->port->serial : -2; - - if (s->execution_stack_base) { - sciprintf("Cannot save from below kernel function\n"); - return 1; - } - -/* - if (s->sound_server) { - if ((s->sound_server->save)(s, dirname)) { - sciprintf("Saving failed for the sound subsystem\n"); - chdir(".."); - return 1; - } - } -*/ - // Calculate the time spent with this game - s->game_time = (g_system->getMillis() - s->game_start_time) / 1000; - - %CFSMLWRITE SavegameMetadata (&meta) INTO fh; - %CFSMLWRITE EngineState s INTO fh; - - return 0; -} - -static SegmentId find_unique_seg_by_type(SegManager *self, int type) { - int i; - - for (i = 0; i < self->heap_size; i++) - if (self->heap[i] && - self->heap[i]->type == type) - return i; - return -1; -} - -static byte *find_unique_script_block(EngineState *s, byte *buf, int type) { - int magic_pos_adder = s->version >= SCI_VERSION_FTU_NEW_SCRIPT_HEADER ? 0 : 2; - - buf += magic_pos_adder; - do { - int seeker_type = READ_LE_UINT16(buf); - int seeker_size; - - if (seeker_type == 0) break; - if (seeker_type == type) return buf; - - seeker_size = READ_LE_UINT16(buf + 2); - buf += seeker_size; - } while(1); - - return NULL; -} - -static void reconstruct_stack(EngineState *retval) { - SegmentId stack_seg = find_unique_seg_by_type(retval->seg_manager, MEM_OBJ_STACK); - dstack_t *stack = &(retval->seg_manager->heap[stack_seg]->data.stack); - - retval->stack_segment = stack_seg; - retval->stack_base = stack->entries; - retval->stack_top = retval->stack_base + VM_STACK_SIZE; -} - -static int clone_entry_used(CloneTable *table, int n) { - int backup; - int seeker = table->first_free; - CloneEntry *entries = table->table; - - if (seeker == HEAPENTRY_INVALID) return 1; - - do { - if (seeker == n) return 0; - backup = seeker; - seeker = entries[seeker].next_free; - } while (entries[backup].next_free != HEAPENTRY_INVALID); - - return 1; -} - -static void load_script(EngineState *s, SegmentId seg) { - Resource *script, *heap = NULL; - Script *scr = &(s->seg_manager->heap[seg]->data.script); - - scr->buf = (byte *)malloc(scr->buf_size); - - script = s->resmgr->findResource(kResourceTypeScript, scr->nr, 0); - if (s->version >= SCI_VERSION(1,001,000)) - heap = s->resmgr->findResource(kResourceTypeHeap, scr->nr, 0); - - switch (s->seg_manager->isSci1_1) { - case 0 : - s->seg_manager->mcpyInOut(0, script->data, script->size, seg, SEG_ID); - break; - case 1 : - s->seg_manager->mcpyInOut(0, script->data, script->size, seg, SEG_ID); - s->seg_manager->mcpyInOut(scr->script_size, heap->data, heap->size, seg, SEG_ID); - break; - } -} - -static void reconstruct_scripts(EngineState *s, SegManager *self) { - int i; - MemObject *mobj; - for (i = 0; i < self->heap_size; i++) { - if (self->heap[i]) { - mobj = self->heap[i]; - switch (mobj->type) { - case MEM_OBJ_SCRIPT: { - int j; - Script *scr = &mobj->data.script; - - load_script(s, i); - scr->locals_block = scr->locals_segment == 0 ? NULL : &s->seg_manager->heap[scr->locals_segment]->data.locals; - scr->export_table = (uint16 *) find_unique_script_block(s, scr->buf, sci_obj_exports); - scr->synonyms = find_unique_script_block(s, scr->buf, sci_obj_synonyms); - scr->code = NULL; - scr->code_blocks_nr = 0; - scr->code_blocks_allocated = 0; - - if (!self->isSci1_1) - scr->export_table += 3; - - for (j = 0; j < scr->objects_nr; j++) { - byte *data = scr->buf + scr->objects[j].pos.offset; - scr->objects[j].base = scr->buf; - scr->objects[j].base_obj = data; - } - break; - } - default: - break; - } - } - } - - for (i = 0; i < self->heap_size; i++) { - if (self->heap[i]) { - mobj = self->heap[i]; - switch (mobj->type) { - case MEM_OBJ_SCRIPT: { - int j; - Script *scr = &mobj->data.script; - - for (j = 0; j < scr->objects_nr; j++) { - byte *data = scr->buf + scr->objects[j].pos.offset; - - if (self->isSci1_1) { - uint16 *funct_area = (uint16 *) (scr->buf + READ_LE_UINT16( data + 6 )); - uint16 *prop_area = (uint16 *) (scr->buf + READ_LE_UINT16( data + 4 )); - - scr->objects[j].base_method = funct_area; - scr->objects[j].base_vars = prop_area; - } else { - int funct_area = READ_LE_UINT16( data + SCRIPT_FUNCTAREAPTR_OFFSET ); - Object *base_obj; - - base_obj = obj_get(s, scr->objects[j].variables[SCRIPT_SPECIES_SELECTOR]); - - if (!base_obj) { - sciprintf("Object without a base class: Script %d, index %d (reg address "PREG"\n", - scr->nr, j, PRINT_REG(scr->objects[j].variables[SCRIPT_SPECIES_SELECTOR])); - continue; - } - scr->objects[j].variable_names_nr = base_obj->variables_nr; - scr->objects[j].base_obj = base_obj->base_obj; - - scr->objects[j].base_method = (uint16 *) (data + funct_area); - scr->objects[j].base_vars = (uint16 *) (data + scr->objects[j].variable_names_nr * 2 + SCRIPT_SELECTOR_OFFSET); - } - } - break; - } - default: - break; - } - } - } -} - -void reconstruct_clones(EngineState *s, SegManager *self) { - int i; - MemObject *mobj; - - for (i = 0; i < self->heap_size; i++) { - if (self->heap[i]) { - mobj = self->heap[i]; - switch (mobj->type) { - case MEM_OBJ_CLONES: { - int j; - CloneEntry *seeker = mobj->data.clones.table; - - sciprintf("Free list: "); - for (j = mobj->data.clones.first_free; j != HEAPENTRY_INVALID; j = mobj->data.clones.table[j].next_free) { - sciprintf("%d ", j); - } - sciprintf("\n"); - - sciprintf("Entries w/zero vars: "); - for (j = 0; j < mobj->data.clones.max_entry; j++) { - if (mobj->data.clones.table[j].entry.variables == NULL) - sciprintf("%d ", j); - } - sciprintf("\n"); - - for (j = 0; j < mobj->data.clones.max_entry; j++) { - Object *base_obj; - - if (!clone_entry_used(&mobj->data.clones, j)) { - seeker++; - continue; - } - base_obj = obj_get(s, seeker->entry.variables[SCRIPT_SPECIES_SELECTOR]); - if (!base_obj) { - sciprintf("Clone entry without a base class: %d\n", j); - seeker->entry.base = seeker->entry.base_obj = NULL; - seeker->entry.base_vars = seeker->entry.base_method = NULL; - continue; - } - seeker->entry.base = base_obj->base; - seeker->entry.base_obj = base_obj->base_obj; - seeker->entry.base_vars = base_obj->base_vars; - seeker->entry.base_method = base_obj->base_method; - - seeker++; - } - - break; - } - default: - break; - } - } - } -} - -int _reset_graphics_input(EngineState *s); - -static void reconstruct_sounds(EngineState *s) { - song_t *seeker; - int it_type = s->resmgr->_sciVersion >= SCI_VERSION_01 ? SCI_SONG_ITERATOR_TYPE_SCI1 : SCI_SONG_ITERATOR_TYPE_SCI0; - - if (s->sound.songlib.lib) - seeker = *(s->sound.songlib.lib); - else { - song_lib_init(&s->sound.songlib); - seeker = NULL; - } - - while (seeker) { - SongIterator *base, *ff; - int oldstatus; - SongIterator::Message msg; - - base = ff = build_iterator(s, seeker->resource_num, it_type, seeker->handle); - if (seeker->restore_behavior == RESTORE_BEHAVIOR_CONTINUE) - ff = new_fast_forward_iterator(base, seeker->restore_time); - ff->init(); - - msg = SongIterator::Message(seeker->handle, SIMSG_SET_LOOPS(seeker->loops)); - songit_handle_message(&ff, msg); - msg = SongIterator::Message(seeker->handle, SIMSG_SET_HOLD(seeker->hold)); - songit_handle_message(&ff, msg); - - oldstatus = seeker->status; - seeker->status = SOUND_STATUS_STOPPED; - seeker->it = ff; - sfx_song_set_status(&s->sound, seeker->handle, oldstatus); - seeker = seeker->next; - } -} - -void internal_stringfrag_strncpy(EngineState *s, reg_t *dest, reg_t *src, int len); - -EngineState *gamestate_restore(EngineState *s, Common::SeekableReadStream *fh) { - int read_eof = 0; - EngineState *retval; - songlib_t temp; - -/* - if (s->sound_server) { - if ((s->sound_server->restore)(s, dirname)) { - sciprintf("Restoring failed for the sound subsystem\n"); - return NULL; - } - } -*/ - - retval = new EngineState(); - - retval->savegame_version = -1; - retval->gfx_state = s->gfx_state; - - SavegameMetadata meta; - -%CFSMLREAD-ATOMIC SavegameMetadata (&meta) FROM fh ERRVAR read_eof; - - if (read_eof) - return false; - - if ((meta.savegame_version < FREESCI_MINIMUM_SAVEGAME_VERSION) || - (meta.savegame_version > FREESCI_CURRENT_SAVEGAME_VERSION)) { - if (meta.savegame_version < FREESCI_MINIMUM_SAVEGAME_VERSION) - sciprintf("Old savegame version detected- can't load\n"); - else - sciprintf("Savegame version is %d- maximum supported is %0d\n", meta.savegame_version, FREESCI_CURRENT_SAVEGAME_VERSION); - - return NULL; - } - - // Backwards compatibility settings - retval->dyn_views = NULL; - retval->drop_views = NULL; - retval->port = NULL; - retval->save_dir_copy_buf = NULL; - - retval->sound_mute = s->sound_mute; - retval->sound_volume = s->sound_volume; - - %CFSMLREAD-ATOMIC EngineState retval FROM fh ERRVAR read_eof; - - sfx_exit(&s->sound); - - // Set exec stack base to zero - retval->execution_stack_base = 0; - retval->execution_stack_pos = 0; - - // Now copy all current state information - // Graphics and input state: - retval->animation_delay = s->animation_delay; - retval->animation_granularity = s->animation_granularity; - retval->gfx_state = s->gfx_state; - - retval->resmgr = s->resmgr; - - temp = retval->sound.songlib; - sfx_init(&retval->sound, retval->resmgr, s->sfx_init_flags); - retval->sfx_init_flags = s->sfx_init_flags; - song_lib_free(retval->sound.songlib); - retval->sound.songlib = temp; - - _reset_graphics_input(retval); - reconstruct_stack(retval); - reconstruct_scripts(retval, retval->seg_manager); - reconstruct_clones(retval, retval->seg_manager); - retval->game_obj = s->game_obj; - retval->script_000 = &retval->seg_manager->heap[script_get_segment(s, 0, SCRIPT_GET_DONT_LOAD)]->data.script; - retval->gc_countdown = GC_INTERVAL - 1; - retval->save_dir_copy = make_reg(s->sys_strings_segment, SYS_STRING_SAVEDIR); - retval->save_dir_edit_offset = 0; - retval->sys_strings_segment = find_unique_seg_by_type(retval->seg_manager, MEM_OBJ_SYS_STRINGS); - retval->sys_strings = &(((MemObject *)(GET_SEGMENT(*retval->seg_manager, retval->sys_strings_segment, MEM_OBJ_SYS_STRINGS)))->data.sys_strings); - - // Restore system strings - SystemString *str; - - // First, pad memory - for (int i = 0; i < SYS_STRINGS_MAX; i++) { - str = &retval->sys_strings->strings[i]; - char *data = (char *) str->value; - if (data) { - str->value = (reg_t *)sci_malloc(str->max_size + 1); - strcpy((char *)str->value, data); - free(data); - } - } - - str = &retval->sys_strings->strings[SYS_STRING_SAVEDIR]; - internal_stringfrag_strncpy(s, str->value, s->sys_strings->strings[SYS_STRING_SAVEDIR].value, str->max_size); - str->value[str->max_size].segment = s->string_frag_segment; // Make sure to terminate - str->value[str->max_size].offset &= 0xff00; // Make sure to terminate - - // Time state: - retval->last_wait_time = g_system->getMillis(); - retval->game_start_time = g_system->getMillis() - retval->game_time * 1000; - - // static parser information: - retval->parser_rules = s->parser_rules; - retval->parser_words_nr = s->parser_words_nr; - retval->parser_words = s->parser_words; - retval->_parserSuffixes = s->_parserSuffixes; - retval->parser_branches_nr = s->parser_branches_nr; - retval->parser_branches = s->parser_branches; - - // static VM/Kernel information: - retval->_selectorNames = s->_selectorNames; - retval->kernel_names_nr = s->kernel_names_nr; - retval->kernel_names = s->kernel_names; - retval->kfunct_table = s->kfunct_table; - retval->kfunct_nr = s->kfunct_nr; - retval->opcodes = s->opcodes; - - memcpy(&(retval->selector_map), &(s->selector_map), sizeof(selector_map_t)); - - retval->max_version = retval->version; - retval->min_version = retval->version; - retval->parser_base = make_reg(s->sys_strings_segment, SYS_STRING_PARSER_BASE); - - // Copy breakpoint information from current game instance - retval->have_bp = s->have_bp; - retval->bp_list = s->bp_list; - - retval->debug_mode = s->debug_mode; - - retval->kernel_opt_flags = 0; - retval->have_mouse_flag = 1; - - retval->successor = NULL; - retval->pic_priority_table = (int*)gfxop_get_pic_metainfo(retval->gfx_state); - retval->game_name = sci_strdup(obj_get_name(retval, retval->game_obj)); - - retval->sound.it = NULL; - retval->sound.flags = s->sound.flags; - retval->sound.song = NULL; - retval->sound.suspended = s->sound.suspended; - retval->sound.debug = s->sound.debug; - reconstruct_sounds(retval); - - return retval; -} - -bool get_savegame_metadata(Common::SeekableReadStream* stream, SavegameMetadata* meta) { - int read_eof = 0; - - %CFSMLREAD-ATOMIC SavegameMetadata meta FROM stream ERRVAR read_eof; - - if (read_eof) - return false; - - if ((meta->savegame_version < FREESCI_MINIMUM_SAVEGAME_VERSION) || - (meta->savegame_version > FREESCI_CURRENT_SAVEGAME_VERSION)) { - if (meta->savegame_version < FREESCI_MINIMUM_SAVEGAME_VERSION) - sciprintf("Old savegame version detected- can't load\n"); - else - sciprintf("Savegame version is %d- maximum supported is %0d\n", meta->savegame_version, FREESCI_CURRENT_SAVEGAME_VERSION); - - return false; - } - - return true; -} - -} // End of namespace Sci diff --git a/engines/sci/engine/serializer.h b/engines/sci/engine/serializer.h deleted file mode 100644 index 8984cb4757..0000000000 --- a/engines/sci/engine/serializer.h +++ /dev/null @@ -1,131 +0,0 @@ -/* 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. - * - * $URL$ - * $Id$ - * - * Handles timers. - */ - -#ifndef TINSEL_SERIALIZER_H -#define TINSEL_SERIALIZER_H - -#include "common/scummsys.h" -#include "common/savefile.h" - - -namespace Tinsel { - - -#define SYNC_AS(SUFFIX,TYPE,SIZE) \ - template <class T> \ - void syncAs ## SUFFIX(T &val) { \ - if (_loadStream) \ - val = static_cast<T>(_loadStream->read ## SUFFIX()); \ - else { \ - TYPE tmp = val; \ - _saveStream->write ## SUFFIX(tmp); \ - } \ - _bytesSynced += SIZE; \ - } - - -// TODO: Write comment for this -// TODO: Inspired by the SCUMM engine -- move to common/ code and use in more engines? -class Serializer { -public: - Serializer(Common::SeekableReadStream *in, Common::OutSaveFile *out) - : _loadStream(in), _saveStream(out), _bytesSynced(0) { - assert(in || out); - } - - bool isSaving() { return (_saveStream != 0); } - bool isLoading() { return (_loadStream != 0); } - - uint bytesSynced() const { return _bytesSynced; } - - void syncBytes(byte *buf, uint16 size) { - if (_loadStream) - _loadStream->read(buf, size); - else - _saveStream->write(buf, size); - _bytesSynced += size; - } - - SYNC_AS(Byte, byte, 1) - - SYNC_AS(Uint16LE, uint16, 2) - SYNC_AS(Uint16BE, uint16, 2) - SYNC_AS(Sint16LE, int16, 2) - SYNC_AS(Sint16BE, int16, 2) - - SYNC_AS(Uint32LE, uint32, 4) - SYNC_AS(Uint32BE, uint32, 4) - SYNC_AS(Sint32LE, int32, 4) - SYNC_AS(Sint32BE, int32, 4) - -protected: - Common::SeekableReadStream *_loadStream; - Common::OutSaveFile *_saveStream; - - uint _bytesSynced; -}; - -#undef SYNC_AS - -// TODO: Make a subclass "VersionedSerializer", which makes it easy to support -// multiple versions of a savegame format (again inspired by SCUMM). -/* -class VersionedSerializer : public Serializer { -public: - // "version" is the version of the savegame we are loading/creating - VersionedSerializer(Common::SeekableReadStream *in, Common::OutSaveFile *out, int version) - : Serializer(in, out), _version(version) { - assert(in || out); - } - - void syncBytes(byte *buf, uint16 size, int minVersion = 0, int maxVersion = INF) { - if (_version < minVersion || _version > maxVersion) - return; // Do nothing if too old or too new - if (_loadStream) { - _loadStream->read(buf, size); - } else { - _saveStream->write(buf, size); - } - } - ... - -}; - -*/ - -// Mixin class / interface -// TODO Maybe call it ISerializable or SerializableMixin ? -// TODO: Taken from SCUMM engine -- move to common/ code? -class Serializable { -public: - virtual ~Serializable() {} - virtual void saveLoadWithSerializer(Serializer *ser) = 0; -}; - - -} // end of namespace Tinsel - -#endif |