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Scripting: Expose more save state functionality

This commit is contained in:
Vicki Pfau 2022-05-24 21:42:10 -07:00
parent fd202105ef
commit ccc7cd4d7f
1 changed files with 34 additions and 0 deletions
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34
src/core/scripting.c
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@ -361,6 +361,25 @@ static void _mScriptCoreWriteRegister(struct mCore* core, const char* regName, i
core->writeRegister(core, regName, &in);
}
static struct mScriptValue* _mScriptCoreSaveState(struct mCore* core, int32_t flags) {
struct VFile* vf = VFileMemChunk(NULL, 0);
if (!mCoreSaveStateNamed(core, vf, flags)) {
vf->close(vf);
return NULL;
}
void* buffer = vf->map(vf, vf->size(vf), MAP_READ);
struct mScriptValue* value = mScriptStringCreateFromBytes(buffer, vf->size(vf));
vf->close(vf);
return value;
}
static int32_t _mScriptCoreLoadState(struct mCore* core, struct mScriptValue* buffer, int32_t flags) {
struct VFile* vf = VFileFromConstMemory(buffer->value.string->buffer, buffer->value.string->size);
int ret = mCoreLoadStateNamed(core, vf, flags);
vf->close(vf);
return ret;
}
// Info functions
mSCRIPT_DECLARE_STRUCT_CD_METHOD(mCore, S32, platform, 0);
mSCRIPT_DECLARE_STRUCT_CD_METHOD(mCore, U32, frameCounter, 0);
@ -398,7 +417,9 @@ mSCRIPT_DECLARE_STRUCT_VOID_METHOD(mCore, writeRegister, _mScriptCoreWriteRegist
// Savestate functions
mSCRIPT_DECLARE_STRUCT_METHOD_WITH_DEFAULTS(mCore, S32, saveStateSlot, mCoreSaveState, 2, S32, slot, S32, flags);
mSCRIPT_DECLARE_STRUCT_METHOD_WITH_DEFAULTS(mCore, WRAPPER, saveStateBuffer, _mScriptCoreSaveState, 1, S32, flags);
mSCRIPT_DECLARE_STRUCT_METHOD_WITH_DEFAULTS(mCore, S32, loadStateSlot, mCoreLoadState, 2, S32, slot, S32, flags);
mSCRIPT_DECLARE_STRUCT_METHOD_WITH_DEFAULTS(mCore, S32, loadStateBuffer, _mScriptCoreLoadState, 2, WRAPPER, buffer, S32, flags);
// Miscellaneous functions
mSCRIPT_DECLARE_STRUCT_VOID_METHOD(mCore, screenshot, mCoreTakeScreenshot, 0);
@ -465,8 +486,12 @@ mSCRIPT_DEFINE_STRUCT(mCore)
mSCRIPT_DEFINE_DOCSTRING("Save state to the slot number. See C.SAVESTATE for possible values for `flags`")
mSCRIPT_DEFINE_STRUCT_METHOD(mCore, saveStateSlot)
mSCRIPT_DEFINE_DOCSTRING("Save state and return as a buffer. See C.SAVESTATE for possible values for `flags`")
mSCRIPT_DEFINE_STRUCT_METHOD(mCore, saveStateBuffer)
mSCRIPT_DEFINE_DOCSTRING("Load state from the slot number. See C.SAVESTATE for possible values for `flags`")
mSCRIPT_DEFINE_STRUCT_METHOD(mCore, loadStateSlot)
mSCRIPT_DEFINE_DOCSTRING("Load state a buffer. See C.SAVESTATE for possible values for `flags`")
mSCRIPT_DEFINE_STRUCT_METHOD(mCore, loadStateBuffer)
mSCRIPT_DEFINE_DOCSTRING("Save a screenshot")
mSCRIPT_DEFINE_STRUCT_METHOD(mCore, screenshot)
@ -486,6 +511,15 @@ mSCRIPT_DEFINE_STRUCT_BINDING_DEFAULTS(mCore, loadStateSlot)
mSCRIPT_MAKE_S32(SAVESTATE_ALL & ~SAVESTATE_SAVEDATA)
mSCRIPT_DEFINE_DEFAULTS_END;
mSCRIPT_DEFINE_STRUCT_BINDING_DEFAULTS(mCore, saveStateBuffer)
mSCRIPT_MAKE_S32(SAVESTATE_ALL)
mSCRIPT_DEFINE_DEFAULTS_END;
mSCRIPT_DEFINE_STRUCT_BINDING_DEFAULTS(mCore, loadStateBuffer)
mSCRIPT_NO_DEFAULT,
mSCRIPT_MAKE_S32(SAVESTATE_ALL & ~SAVESTATE_SAVEDATA)
mSCRIPT_DEFINE_DEFAULTS_END;
static void _clearMemoryMap(struct mScriptContext* context, struct mScriptCoreAdapter* adapter, bool clear) {
struct TableIterator iter;
if (mScriptTableIteratorStart(&adapter->memory, &iter)) {