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kern: implement ResourceLimit Svcs

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Michael Scire 2020-07-21 00:02:05 -07:00 committed by SciresM
parent ea6000b372
commit 266001ded4
1 changed files with 72 additions and 8 deletions
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80
libraries/libmesosphere/source/svc/kern_svc_resource_limit.cpp
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@ -21,44 +21,108 @@ namespace ams::kern::svc {
namespace {
constexpr bool IsValidLimitableResource(ams::svc::LimitableResource which) {
return which < ams::svc::LimitableResource_Count;
}
Result GetResourceLimitLimitValue(int64_t *out_limit_value, ams::svc::Handle resource_limit_handle, ams::svc::LimitableResource which) {
/* Validate the resource. */
R_UNLESS(IsValidLimitableResource(which), svc::ResultInvalidEnumValue());
/* Get the resource limit. */
KScopedAutoObject resource_limit = GetCurrentProcess().GetHandleTable().GetObject<KResourceLimit>(resource_limit_handle);
R_UNLESS(resource_limit.IsNotNull(), svc::ResultInvalidHandle());
/* Get the limit value. */
*out_limit_value = resource_limit->GetLimitValue(which);
return ResultSuccess();
}
Result GetResourceLimitCurrentValue(int64_t *out_current_value, ams::svc::Handle resource_limit_handle, ams::svc::LimitableResource which) {
/* Validate the resource. */
R_UNLESS(IsValidLimitableResource(which), svc::ResultInvalidEnumValue());
/* Get the resource limit. */
KScopedAutoObject resource_limit = GetCurrentProcess().GetHandleTable().GetObject<KResourceLimit>(resource_limit_handle);
R_UNLESS(resource_limit.IsNotNull(), svc::ResultInvalidHandle());
/* Get the current value. */
*out_current_value = resource_limit->GetCurrentValue(which);
return ResultSuccess();
}
Result CreateResourceLimit(ams::svc::Handle *out_handle) {
/* Create a new resource limit. */
KResourceLimit *resource_limit = KResourceLimit::Create();
R_UNLESS(resource_limit != nullptr, svc::ResultOutOfResource());
/* Ensure we don't leak a reference to the limit. */
ON_SCOPE_EXIT { resource_limit->Close(); };
/* Initialize the resource limit. */
resource_limit->Initialize();
/* Try to register the limit. */
R_TRY(KResourceLimit::Register(resource_limit));
/* Add the limit to the handle table. */
R_TRY(GetCurrentProcess().GetHandleTable().Add(out_handle, resource_limit));
return ResultSuccess();
}
Result SetResourceLimitLimitValue(ams::svc::Handle resource_limit_handle, ams::svc::LimitableResource which, int64_t limit_value) {
/* Validate the resource. */
R_UNLESS(IsValidLimitableResource(which), svc::ResultInvalidEnumValue());
/* Get the resource limit. */
KScopedAutoObject resource_limit = GetCurrentProcess().GetHandleTable().GetObject<KResourceLimit>(resource_limit_handle);
R_UNLESS(resource_limit.IsNotNull(), svc::ResultInvalidHandle());
/* Set the limit value. */
R_TRY(resource_limit->SetLimitValue(which, limit_value));
return ResultSuccess();
}
}
/* ============================= 64 ABI ============================= */
Result GetResourceLimitLimitValue64(int64_t *out_limit_value, ams::svc::Handle resource_limit_handle, ams::svc::LimitableResource which) {
MESOSPHERE_PANIC("Stubbed SvcGetResourceLimitLimitValue64 was called.");
return GetResourceLimitLimitValue(out_limit_value, resource_limit_handle, which);
}
Result GetResourceLimitCurrentValue64(int64_t *out_current_value, ams::svc::Handle resource_limit_handle, ams::svc::LimitableResource which) {
MESOSPHERE_PANIC("Stubbed SvcGetResourceLimitCurrentValue64 was called.");
return GetResourceLimitCurrentValue(out_current_value, resource_limit_handle, which);
}
Result CreateResourceLimit64(ams::svc::Handle *out_handle) {
MESOSPHERE_PANIC("Stubbed SvcCreateResourceLimit64 was called.");
return CreateResourceLimit(out_handle);
}
Result SetResourceLimitLimitValue64(ams::svc::Handle resource_limit_handle, ams::svc::LimitableResource which, int64_t limit_value) {
MESOSPHERE_PANIC("Stubbed SvcSetResourceLimitLimitValue64 was called.");
return SetResourceLimitLimitValue(resource_limit_handle, which, limit_value);
}
/* ============================= 64From32 ABI ============================= */
Result GetResourceLimitLimitValue64From32(int64_t *out_limit_value, ams::svc::Handle resource_limit_handle, ams::svc::LimitableResource which) {
MESOSPHERE_PANIC("Stubbed SvcGetResourceLimitLimitValue64From32 was called.");
return GetResourceLimitLimitValue(out_limit_value, resource_limit_handle, which);
}
Result GetResourceLimitCurrentValue64From32(int64_t *out_current_value, ams::svc::Handle resource_limit_handle, ams::svc::LimitableResource which) {
MESOSPHERE_PANIC("Stubbed SvcGetResourceLimitCurrentValue64From32 was called.");
return GetResourceLimitCurrentValue(out_current_value, resource_limit_handle, which);
}
Result CreateResourceLimit64From32(ams::svc::Handle *out_handle) {
MESOSPHERE_PANIC("Stubbed SvcCreateResourceLimit64From32 was called.");
return CreateResourceLimit(out_handle);
}
Result SetResourceLimitLimitValue64From32(ams::svc::Handle resource_limit_handle, ams::svc::LimitableResource which, int64_t limit_value) {
MESOSPHERE_PANIC("Stubbed SvcSetResourceLimitLimitValue64From32 was called.");
return SetResourceLimitLimitValue(resource_limit_handle, which, limit_value);
}
}