sys_prx: Implement sys_prx_get_module_list

RPCS3 · Mar 24, 2020 · 0ff32c2 · 0ff32c2
1 parent eb1de04
commit 0ff32c2
Showing 1 changed file with 45 additions and 0 deletions.
diff --git a/rpcs3/Emu/Cell/lv2/sys_prx.cpp b/rpcs3/Emu/Cell/lv2/sys_prx.cpp
@@ -389,6 +389,51 @@ error_code _sys_prx_query_library()
 error_code _sys_prx_get_module_list(u64 flags, vm::ptr<sys_prx_get_module_list_option_t> pInfo)
 {
 	sys_prx.todo("_sys_prx_get_module_list(flags=%d, pInfo=*0x%x)", flags, pInfo);
+
+	// TODO: Some action occurs if LSB of flags is set here
+
+	if (!(flags & 0x2))
+	{
+		// Do nothing
+		return CELL_OK;
+	}
+
+	if (pInfo->size == pInfo.size())
+	{
+		const u32 max_count = pInfo->max;
+		const auto idlist = +pInfo->idlist;
+		u32 count = 0;
+
+		if (max_count)
+		{
+			const std::string liblv2_path = vfs::get("/dev_flash/sys/external/liblv2.sprx");
+
+			idm::select<lv2_obj, lv2_prx>([&](u32 id, lv2_prx& prx)
+			{
+				if (count >= max_count)
+				{
+					return true;
+				}
+
+				if (prx.path == liblv2_path)
+				{
+					// Hide liblv2.sprx for now
+					return false;
+				}
+
+				idlist[count++] = id;
+				return false;
+			});
+		}
+
+		pInfo->count = count;
+	}
+	else
+	{
+		// TODO: A different structure should be served here with sizeof == 0x18
+		sys_prx.todo("_sys_prx_get_module_list(): Unknown structure specified (size=0x%llx)", pInfo->size);
+	}
+
 	return CELL_OK;
 }