/**
* DoRestore
*/
static bool DoRestore() {
Common::InSaveFile *f = _vm->getSaveFileMan()->openForLoading(g_savedFiles[g_RestoreGameNumber].name);
if (f == NULL) {
return false;
}
Common::Serializer s(f, 0);
SaveGameHeader hdr;
if (!syncSaveGameHeader(s, hdr)) {
delete f; // Invalid header, or savegame too new -> skip it
return false;
}
DoSync(s);
uint32 id = f->readSint32LE();
if (id != (uint32)0xFEEDFACE)
error("Incompatible saved game");
bool failed = (f->eos() || f->err());
delete f;
if (failed) {
GUI::MessageDialog dialog(_("Failed to load game state from file."));
dialog.runModal();
}
return !failed;
}
/**
* Compute a list of all available saved game files.
* Store the file details, ordered by time, in savedFiles[] and return
* the number of files found.
*/
int getList(Common::SaveFileManager *saveFileMan, const Common::String &target) {
// No change since last call?
// TODO/FIXME: Just always reload this data? Be careful about slow downs!!!
if (!g_NeedLoad)
return g_numSfiles;
int i;
const Common::String pattern = target + ".???";
Common::StringArray files = saveFileMan->listSavefiles(pattern);
g_numSfiles = 0;
for (Common::StringArray::const_iterator file = files.begin(); file != files.end(); ++file) {
if (g_numSfiles >= MAX_SAVED_FILES)
break;
const Common::String &fname = *file;
Common::InSaveFile *f = saveFileMan->openForLoading(fname);
if (f == NULL) {
continue;
}
// Try to load save game header
Common::Serializer s(f, 0);
SaveGameHeader hdr;
bool validHeader = syncSaveGameHeader(s, hdr);
delete f;
if (!validHeader) {
continue; // Invalid header, or savegame too new -> skip it
// TODO: In SCUMM, we still show an entry for the save, but with description
// "incompatible version".
}
i = g_numSfiles;
#ifndef DISABLE_SAVEGAME_SORTING
for (i = 0; i < g_numSfiles; i++) {
if (cmpTimeDate(hdr.dateTime, g_savedFiles[i].dateTime) > 0) {
Common::copy_backward(&g_savedFiles[i], &g_savedFiles[g_numSfiles], &g_savedFiles[g_numSfiles + 1]);
break;
}
}
#endif
Common::strlcpy(g_savedFiles[i].name, fname.c_str(), FNAMELEN);
Common::strlcpy(g_savedFiles[i].desc, hdr.desc, SG_DESC_LEN);
g_savedFiles[i].dateTime = hdr.dateTime;
++g_numSfiles;
}
// Next getList() needn't do its stuff again
g_NeedLoad = false;
return g_numSfiles;
}
/**
* DoSave
*/
static void DoSave() {
Common::OutSaveFile *f;
const char *fname;
// Next getList() must do its stuff again
NeedLoad = true;
if (SaveSceneName == NULL)
SaveSceneName = NewName();
if (SaveSceneDesc[0] == 0)
SaveSceneDesc = "unnamed";
fname = SaveSceneName;
f = _vm->getSaveFileMan()->openForSaving(fname);
Common::Serializer s(0, f);
if (f == NULL)
goto save_failure;
// Write out a savegame header
SaveGameHeader hdr;
hdr.id = SAVEGAME_ID;
hdr.size = SAVEGAME_HEADER_SIZE;
hdr.ver = CURRENT_VER;
memcpy(hdr.desc, SaveSceneDesc, SG_DESC_LEN);
hdr.desc[SG_DESC_LEN - 1] = 0;
g_system->getTimeAndDate(hdr.dateTime);
if (!syncSaveGameHeader(s, hdr) || f->err()) {
goto save_failure;
}
DoSync(s);
// Write out the special Id for Discworld savegames
f->writeUint32LE(0xFEEDFACE);
if (f->err())
goto save_failure;
f->finalize();
delete f;
return;
save_failure:
if (f) {
delete f;
_vm->getSaveFileMan()->removeSavefile(fname);
}
GUI::MessageDialog dialog("Failed to save game state to file.");
dialog.runModal();
}
/**
* DoRestore
*/
static bool DoRestore() {
Common::InSaveFile *f = _vm->getSaveFileMan()->openForLoading(g_savedFiles[g_RestoreGameNumber].name);
if (f == NULL) {
return false;
}
Common::Serializer s(f, 0);
SaveGameHeader hdr;
if (!syncSaveGameHeader(s, hdr)) {
delete f; // Invalid header, or savegame too new -> skip it
return false;
}
// Load in the data. For older savegame versions, we potentially need to load the data twice, once
// for pre 1.5 savegames, and if that fails, a second time for 1.5 savegames
int numInterpreters = hdr.numInterpreters;
int32 currentPos = f->pos();
for (int tryNumber = 0; tryNumber < ((hdr.ver >= 2) ? 1 : 2); ++tryNumber) {
// If it's the second loop iteration, try with the 1.5 savegame number of interpreter contexts
if (tryNumber == 1) {
f->seek(currentPos);
numInterpreters = 80;
}
// Load the savegame data
if (DoSync(s, numInterpreters))
// Data load was successful (or likely), so break out of loop
break;
}
uint32 id = f->readSint32LE();
if (id != (uint32)0xFEEDFACE)
error("Incompatible saved game");
bool failed = (f->eos() || f->err());
delete f;
if (failed) {
GUI::MessageDialog dialog(_("Failed to load game state from file."));
dialog.runModal();
}
return !failed;
}
/**
* DoSave
*/
static void DoSave() {
Common::OutSaveFile *f;
char tmpName[FNAMELEN];
// Next getList() must do its stuff again
g_NeedLoad = true;
if (g_SaveSceneName == NULL) {
// Generate a new unique save name
int i;
int ano = 1; // Allocated number
while (1) {
Common::String fname = _vm->getSavegameFilename(ano);
strcpy(tmpName, fname.c_str());
for (i = 0; i < g_numSfiles; i++)
if (!strcmp(g_savedFiles[i].name, tmpName))
break;
if (i == g_numSfiles)
break;
ano++;
}
g_SaveSceneName = tmpName;
}
if (g_SaveSceneDesc[0] == 0)
g_SaveSceneDesc = "unnamed";
f = _vm->getSaveFileMan()->openForSaving(g_SaveSceneName);
Common::Serializer s(0, f);
if (f == NULL) {
SaveFailure(f);
return;
}
// Write out a savegame header
SaveGameHeader hdr;
hdr.id = SAVEGAME_ID;
hdr.size = SAVEGAME_HEADER_SIZE;
hdr.ver = CURRENT_VER;
memcpy(hdr.desc, g_SaveSceneDesc, SG_DESC_LEN);
hdr.desc[SG_DESC_LEN - 1] = 0;
g_system->getTimeAndDate(hdr.dateTime);
hdr.scnFlag = _vm->getFeatures() & GF_SCNFILES;
hdr.language = _vm->_config->_language;
if (!syncSaveGameHeader(s, hdr) || f->err()) {
SaveFailure(f);
return;
}
DoSync(s, hdr.numInterpreters);
// Write out the special Id for Discworld savegames
f->writeUint32LE(0xFEEDFACE);
if (f->err()) {
SaveFailure(f);
return;
}
f->finalize();
delete f;
g_SaveSceneName = NULL; // Invalidate save name
}
/**
* DoSave
*/
static void DoSave() {
Common::OutSaveFile *f;
char tmpName[FNAMELEN];
// Next getList() must do its stuff again
NeedLoad = true;
if (SaveSceneName == NULL) {
// Generate a new unique save name
int i;
int ano = 1; // Allocated number
while (1) {
Common::String fname = _vm->getSavegameFilename(ano);
strcpy(tmpName, fname.c_str());
for (i = 0; i < numSfiles; i++)
if (!strcmp(savedFiles[i].name, tmpName))
break;
if (i == numSfiles)
break;
ano++;
}
SaveSceneName = tmpName;
}
if (SaveSceneDesc[0] == 0)
SaveSceneDesc = "unnamed";
f = _vm->getSaveFileMan()->openForSaving(SaveSceneName);
Common::Serializer s(0, f);
if (f == NULL)
goto save_failure;
// Write out a savegame header
SaveGameHeader hdr;
hdr.id = SAVEGAME_ID;
hdr.size = SAVEGAME_HEADER_SIZE;
hdr.ver = CURRENT_VER;
memcpy(hdr.desc, SaveSceneDesc, SG_DESC_LEN);
hdr.desc[SG_DESC_LEN - 1] = 0;
g_system->getTimeAndDate(hdr.dateTime);
if (!syncSaveGameHeader(s, hdr) || f->err()) {
goto save_failure;
}
DoSync(s);
// Write out the special Id for Discworld savegames
f->writeUint32LE(0xFEEDFACE);
if (f->err())
goto save_failure;
f->finalize();
delete f;
SaveSceneName = NULL; // Invalidate save name
return;
save_failure:
if (f) {
delete f;
_vm->getSaveFileMan()->removeSavefile(SaveSceneName);
SaveSceneName = NULL; // Invalidate save name
}
GUI::MessageDialog dialog("Failed to save game state to file.");
dialog.runModal();
}
