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Updated info savegame chunk:

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- now we save the date and time(although in localtime) in the same
	  format as we pass it to the dialog
	  (See "ATTN: Porters. Notes about time() implementation and thumbnails"
	  on -devel)
	- old format is kept for compatibility for
	  older ScummVM versions

svn-id: r19036
This commit is contained in:
Johannes Schickel 2005-10-12 17:59:12 +00:00
parent 961cd63ae9
commit 56c9058706
1 changed files with 30 additions and 17 deletions
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47
scumm/saveload.cpp
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@ -60,15 +60,18 @@ struct SaveInfoSection {
uint32 version;
uint32 size;
uint32 timeTValue;
uint32 timeTValue; // Obsolete since version 2, but kept for compatibility
uint32 playtime;
uint32 date;
uint16 time;
} GCC_PACK;
#if !defined(__GNUC__)
#pragma END_PACK_STRUCTS
#endif
#define INFOSECTION_VERSION 1
#define INFOSECTION_VERSION 2
void ScummEngine::requestSave(int slot, const char *name, bool temporary) {
_saveLoadSlot = slot;
@ -546,22 +549,24 @@ bool ScummEngine::loadInfos(Common::InSaveFile *file, InfoStuff *stuff) {
section.timeTValue = file->readUint32BE();
section.playtime = file->readUint32BE();
time_t curTime_ = section.timeTValue;
tm *curTime = localtime(&curTime_);
stuff->date = (curTime->tm_mday & 0xFF) << 24 | ((curTime->tm_mon + 1) & 0xFF) << 16 | (curTime->tm_year + 1900) & 0xFFFF;
stuff->time = (curTime->tm_hour & 0xFF) << 8 | (curTime->tm_min) & 0xFF;
stuff->playtime = section.playtime;
// for compatibility for older version we
// to load in with our old method
if (section.version == 1) {
time_t curTime_ = section.timeTValue;
tm *curTime = localtime(&curTime_);
stuff->date = (curTime->tm_mday & 0xFF) << 24 | ((curTime->tm_mon + 1) & 0xFF) << 16 | (curTime->tm_year + 1900) & 0xFFFF;
stuff->time = (curTime->tm_hour & 0xFF) << 8 | (curTime->tm_min) & 0xFF;
}
if (section.version >= 2) {
section.date = file->readUint32BE();
section.time = file->readUint16BE();
// if we extend the header we should check here for the version
// e.g.:
// if (header.version == 2) {
// // load some things here
// }
//
// if (header.version == 3) {
// // ...
// }
// and so on...
stuff->date = section.date;
stuff->time = section.time;
}
stuff->playtime = section.playtime;
// skip all newer features, this could make problems if some older version uses more space for
// saving informations, but this should NOT happen
@ -578,14 +583,22 @@ void ScummEngine::saveInfos(Common::OutSaveFile* file) {
section.version = INFOSECTION_VERSION;
section.size = sizeof(SaveInfoSection);
// still save old format for older versions
section.timeTValue = time(0);
section.playtime = _system->getMillis() / 1000 - _engineStartTime;
time_t curTime_ = time(0);
tm *curTime = localtime(&curTime_);
section.date = (curTime->tm_mday & 0xFF) << 24 | ((curTime->tm_mon + 1) & 0xFF) << 16 | (curTime->tm_year + 1900) & 0xFFFF;
section.time = (curTime->tm_hour & 0xFF) << 8 | (curTime->tm_min) & 0xFF;
file->write(&section.type, 4);
file->writeUint32BE(section.version);
file->writeUint32BE(section.size);
file->writeUint32BE(section.timeTValue);
file->writeUint32BE(section.playtime);
file->writeUint32BE(section.date);
file->writeUint16BE(section.time);
}
void ScummEngine::saveOrLoad(Serializer *s, uint32 savegameVersion) {