DREAMWEB: 'standardload' ported to C++

scummvm · Nov 17, 2011 · 088ec69 · 088ec69
1 parent 6c51635
commit 088ec69
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Showing 5 changed files with 18 additions and 21 deletions.
diff --git a/devtools/tasmrecover/tasm-recover b/devtools/tasmrecover/tasm-recover
@@ -231,6 +231,7 @@ generator = cpp(context, "DreamGen", blacklist = [
 	'showoutermenu',
 	'textforend',
 	'textformonk',
+	'standardload',
 	'twodigitnum',
 	'readsetdata',
 	'loadroomssample',

diff --git a/engines/dreamweb/dreamgen.cpp b/engines/dreamweb/dreamgen.cpp
@@ -14125,24 +14125,6 @@ void DreamGenContext::loadtempcharset() {
 	data.word(kTempcharset) = ax;
 }
 
-void DreamGenContext::standardload() {
-	STACK_CHECK;
-	openfile();
-	readheader();
-	bx = es.word(di);
-	push(bx);
-	cl = 4;
-	_shr(bx, cl);
-	allocatemem();
-	ds = ax;
-	cx = pop();
-	push(ax);
-	dx = 0;
-	readfromfile();
-	closefile();
-	ax = pop();
-}
-
 void DreamGenContext::loadtemptext() {
 	STACK_CHECK;
 	standardload();
@@ -16070,7 +16052,6 @@ void DreamGenContext::__dispatch_call(uint16 addr) {
 		case addr_loadintotemp2: loadintotemp2(); break;
 		case addr_loadintotemp3: loadintotemp3(); break;
 		case addr_loadtempcharset: loadtempcharset(); break;
-		case addr_standardload: standardload(); break;
 		case addr_loadtemptext: loadtemptext(); break;
 		case addr_getridofreels: getridofreels(); break;
 		case addr_getridofall: getridofall(); break;

diff --git a/engines/dreamweb/dreamgen.h b/engines/dreamweb/dreamgen.h
@@ -64,7 +64,6 @@ class DreamGenContext : public Context {
 	static const uint16 addr_getridofall = 0xcb3c;
 	static const uint16 addr_getridofreels = 0xcb38;
 	static const uint16 addr_loadtemptext = 0xcb2c;
-	static const uint16 addr_standardload = 0xcb28;
 	static const uint16 addr_loadtempcharset = 0xcb24;
 	static const uint16 addr_loadintotemp3 = 0xcb20;
 	static const uint16 addr_loadintotemp2 = 0xcb1c;
@@ -1924,7 +1923,7 @@ class DreamGenContext : public Context {
 	//void setallchanges();
 	void newgame();
 	//void printboth();
-	void standardload();
+	//void standardload();
 	void undertextline();
 	void findroominloc();
 	void sitdowninbar();

diff --git a/engines/dreamweb/stubs.cpp b/engines/dreamweb/stubs.cpp
@@ -208,6 +208,20 @@ static Common::String getFilename(Context &context) {
 	return Common::String(name);
 }
 
+uint16 DreamGenContext::standardload(const char *fileName) {
+	engine->openFile(fileName);
+	engine->readFromFile(cs.ptr(kFileheader, kHeaderlen), kHeaderlen);
+	uint16 sizeInBytes = cs.word(kFiledata);
+	uint16 result = allocatemem((sizeInBytes + 15) / 16);
+	engine->readFromFile(segRef(result).ptr(0, 0), sizeInBytes);
+	engine->closeFile();
+	return result;
+}
+
+void DreamGenContext::standardload() {
+	ax = standardload((const char *)cs.ptr(dx, 0));
+}
+
 void DreamGenContext::seecommandtail() {
 	data.word(kSoundbaseadd) = 0x220;
 	data.byte(kSoundint) = 5;

diff --git a/engines/dreamweb/stubs.h b/engines/dreamweb/stubs.h
@@ -23,6 +23,8 @@
 	uint8 *workspace();
 	void allocatework();
 	void clearwork();
+	void standardload();
+	uint16 standardload(const char *fileName); // Returns a segment handle which needs to be freed with deallocatemem for symmetry
 	void multidump();
 	void multidump(uint16 x, uint16 y, uint8 width, uint8 height);
 	void frameoutv(uint8 *dst, const uint8 *src, uint16 pitch, uint16 width, uint16 height, int16 x, int16 y);