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Enhance Miiverse/eShop patch check by comparing the rpx name, note only USA tested

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This commit is contained in:
Arian Kordi 2025-12-17 20:35:16 -05:00
parent dda2bab504
commit 9f38eb2db2
1 changed files with 6 additions and 2 deletions
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8
src/Cafe/GamePatch.cpp
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@ -268,7 +268,10 @@ static_assert(sizeof(bayo2_audioQueueFixSignature) == sizeof(bayo2_audioQueueFix
uint8 cars3_avro_schema_incref[] = { 0x2C,0x03,0x00,0x00,0x94,0x21,0xFF,0xE8,0x41,0x82,0x00,0x40,0x39,0x03,0x00,0x08,0x39,0x41,0x00,0x08,0x91,0x01,0x00,0x08,0x7D,0x80,0x50,0x28,0x2C,0x0C,0xFF,0xFF,0x41,0x82,0x00,0x28,0x39,0x21,0x00,0x0C,0x38,0x0C,0x00,0x01,0x38,0xE0,0x00,0x01,0x91,0x01,0x00,0x0C,0x7C,0x00,0x49,0x2D };
// For USA titles: 000500301001610a / 000500301001410a
uint8 miiverse_eshop_url_match_whitelist_func[] = {
// For both titles, the code fully matches with the relative
// branch targets, even if the absolute targets are different.
0x89,0x45,0x00,0x00, // lbz r10, 0x0(r5)
0x2c,0x0a,0x00,0x2e, // cmpwi r10, 0x2e
0x40,0x82,0x00,0x08, // bne LAB_020ff3a8
@ -470,8 +473,9 @@ void GamePatch_scan()
// Patch out function in Miiverse/eShop wave.rpx that matches
// a domain against another to validate its whitelist.
// This allows those applets to load any domain.
hleAddr = hle_locate(miiverse_eshop_url_match_whitelist_func, nullptr, sizeof(miiverse_eshop_url_match_whitelist_func));
if (hleAddr)
if (CafeSystem::GetForegroundTitleArgStr().ends_with("wave.rpx")
&& (hleAddr = hle_locate(miiverse_eshop_url_match_whitelist_func,
nullptr, sizeof(miiverse_eshop_url_match_whitelist_func))))
{
cemuLog_log(LogType::Force, "Patching Miiverse/eShop whitelist check at: 0x{:08x}", hleAddr);
// Always return 1. (Note that the matched pattern is not at the beginning but still works)