kern: implement SvcSetUnsafeLimit

This commit is contained in:
Michael Scire 2020-04-26 02:49:59 -07:00
parent 970b85bf9a
commit 71d266f867
2 changed files with 31 additions and 2 deletions

View file

@ -21,7 +21,16 @@ namespace ams::kern::svc {
namespace {
Result SetUnsafeLimit(size_t limit) {
/* Ensure the size is aligned. */
R_UNLESS(util::IsAligned(limit, PageSize), svc::ResultInvalidSize());
/* Ensure that the size is not bigger than we can accommodate. */
R_UNLESS(limit <= Kernel::GetMemoryManager().GetSize(KMemoryManager::Pool_Unsafe), svc::ResultOutOfRange());
/* Set the size. */
return Kernel::GetUnsafeMemory().SetLimitSize(limit);
}
}
@ -48,7 +57,7 @@ namespace ams::kern::svc {
}
Result SetUnsafeLimit64(ams::svc::Size limit) {
MESOSPHERE_PANIC("Stubbed SvcSetUnsafeLimit64 was called.");
return SetUnsafeLimit(limit);
}
/* ============================= 64From32 ABI ============================= */
@ -74,7 +83,7 @@ namespace ams::kern::svc {
}
Result SetUnsafeLimit64From32(ams::svc::Size limit) {
MESOSPHERE_PANIC("Stubbed SvcSetUnsafeLimit64From32 was called.");
return SetUnsafeLimit(limit);
}
}