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[Kernel] Better stub XAM online schema.

This commit is contained in:
gibbed 2018-11-24 17:47:08 -06:00
parent 9162bc2af9
commit c98f6af1d8
1 changed files with 15 additions and 13 deletions
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28
src/xenia/kernel/xam/xam_info.cc
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@ -28,28 +28,30 @@ namespace xam {
constexpr uint32_t X_LANGUAGE_ENGLISH = 1;
constexpr uint32_t X_LANGUAGE_JAPANESE = 2;
// Empty stub schema binary.
uint8_t schema_bin[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x2C, 0x00, 0x00, 0x00, 0x2C, 0x00, 0x00,
0x00, 0x2C, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x2C, 0x00,
0x00, 0x00, 0x00, 0x00, 0x2C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18,
};
dword_result_t XamGetOnlineSchema() {
static uint32_t schema_guest = 0;
static uint32_t schema_ptr_guest = 0;
if (!schema_guest) {
// create a dummy schema, 8 bytes of 0 seems to work fine
// (with another 8 bytes for schema ptr/schema size)
schema_guest = kernel_state()->memory()->SystemHeapAlloc(16);
schema_ptr_guest = schema_guest + 8;
schema_guest =
kernel_state()->memory()->SystemHeapAlloc(8 + sizeof(schema_bin));
auto schema = kernel_state()->memory()->TranslateVirtual(schema_guest);
memset(schema, 0, 16);
// store schema ptr + size
xe::store_and_swap<uint32_t>(schema + 0x8, schema_guest);
xe::store_and_swap<uint32_t>(schema + 0xC, 0x8);
std::memcpy(schema + 8, schema_bin, sizeof(schema_bin));
xe::store_and_swap<uint32_t>(schema + 0, schema_guest + 8);
xe::store_and_swap<uint32_t>(schema + 4, sizeof(schema_bin));
}
// return pointer to the schema ptr/schema size struct
return schema_ptr_guest;
return schema_guest;
}
DECLARE_XAM_EXPORT2(XamGetOnlineSchema, kNone, kImplemented, kSketchy);
DECLARE_XAM_EXPORT1(XamGetOnlineSchema, kNone, kImplemented);
void XamFormatDateString(dword_t unk, qword_t filetime, lpvoid_t buffer,
dword_t buffer_length) {