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kern: implement CallSecureMonitor, some of GetInfo/GetSystemInfo

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This commit is contained in:
Michael Scire 2020-03-09 23:23:38 -07:00
parent 37f7afb426
commit 96d15b28c6
13 changed files with 264 additions and 33 deletions
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92
libraries/libmesosphere/source/svc/kern_svc_info.cpp
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@ -21,28 +21,112 @@ namespace ams::kern::svc {
namespace {
Result GetInfo(u64 *out, ams::svc::InfoType info_type, ams::svc::Handle handle, u64 info_subtype) {
MESOSPHERE_LOG("GetInfo(%p, %u, %08x, %lu) was called\n", out, static_cast<u32>(info_type), static_cast<u32>(handle), info_subtype);
ON_SCOPE_EXIT{ MESOSPHERE_LOG("GetInfo returned %016lx\n", *out); };
switch (info_type) {
case ams::svc::InfoType_AliasRegionAddress:
case ams::svc::InfoType_AliasRegionSize:
case ams::svc::InfoType_HeapRegionAddress:
case ams::svc::InfoType_HeapRegionSize:
case ams::svc::InfoType_AslrRegionAddress:
case ams::svc::InfoType_AslrRegionSize:
case ams::svc::InfoType_StackRegionAddress:
case ams::svc::InfoType_StackRegionSize:
{
/* These info types don't support non-zero subtypes. */
R_UNLESS(info_subtype == 0, svc::ResultInvalidCombination());
/* Get the process from its handle. */
KScopedAutoObject process = GetCurrentProcess().GetHandleTable().GetObject<KProcess>(handle);
R_UNLESS(process.IsNotNull(), svc::ResultInvalidHandle());
switch (info_type) {
case ams::svc::InfoType_AliasRegionAddress:
*out = GetInteger(process->GetPageTable().GetAliasRegionStart());
break;
case ams::svc::InfoType_AliasRegionSize:
*out = process->GetPageTable().GetAliasRegionSize();
break;
case ams::svc::InfoType_HeapRegionAddress:
*out = GetInteger(process->GetPageTable().GetHeapRegionStart());
break;
case ams::svc::InfoType_HeapRegionSize:
*out = process->GetPageTable().GetHeapRegionSize();
break;
case ams::svc::InfoType_AslrRegionAddress:
*out = GetInteger(process->GetPageTable().GetAliasCodeRegionStart());
break;
case ams::svc::InfoType_AslrRegionSize:
*out = process->GetPageTable().GetAliasCodeRegionSize();
break;
case ams::svc::InfoType_StackRegionAddress:
*out = GetInteger(process->GetPageTable().GetStackRegionStart());
break;
case ams::svc::InfoType_StackRegionSize:
*out = process->GetPageTable().GetStackRegionSize();
break;
MESOSPHERE_UNREACHABLE_DEFAULT_CASE();
}
}
break;
default:
return svc::ResultInvalidEnumValue();
}
return ResultSuccess();
}
Result GetSystemInfo(u64 *out, ams::svc::SystemInfoType info_type, ams::svc::Handle handle, u64 info_subtype) {
MESOSPHERE_LOG("GetSystemInfo(%p, %u, %08x, %lu) was called\n", out, static_cast<u32>(info_type), static_cast<u32>(handle), info_subtype);
ON_SCOPE_EXIT{ MESOSPHERE_LOG("GetSystemInfo returned %016lx\n", *out); };
switch (info_type) {
case ams::svc::SystemInfoType_InitialProcessIdRange:
{
R_UNLESS(handle == ams::svc::InvalidHandle, svc::ResultInvalidHandle());
switch (static_cast<ams::svc::InitialProcessIdRangeInfo>(info_subtype)) {
case ams::svc::InitialProcessIdRangeInfo_Minimum:
MESOSPHERE_ABORT_UNLESS(GetInitialProcessIdMin() <= GetInitialProcessIdMax());
*out = GetInitialProcessIdMin();
break;
case ams::svc::InitialProcessIdRangeInfo_Maximum:
MESOSPHERE_ABORT_UNLESS(GetInitialProcessIdMin() <= GetInitialProcessIdMax());
*out = GetInitialProcessIdMax();
break;
default:
return svc::ResultInvalidCombination();
}
}
break;
default:
return svc::ResultInvalidEnumValue();
}
return ResultSuccess();
}
}
/* ============================= 64 ABI ============================= */
Result GetInfo64(uint64_t *out, ams::svc::InfoType info_type, ams::svc::Handle handle, uint64_t info_subtype) {
MESOSPHERE_PANIC("Stubbed SvcGetInfo64 was called.");
return GetInfo(out, info_type, handle, info_subtype);
}
Result GetSystemInfo64(uint64_t *out, ams::svc::SystemInfoType info_type, ams::svc::Handle handle, uint64_t info_subtype) {
MESOSPHERE_PANIC("Stubbed SvcGetSystemInfo64 was called.");
return GetSystemInfo(out, info_type, handle, info_subtype);
}
/* ============================= 64From32 ABI ============================= */
Result GetInfo64From32(uint64_t *out, ams::svc::InfoType info_type, ams::svc::Handle handle, uint64_t info_subtype) {
MESOSPHERE_PANIC("Stubbed SvcGetInfo64From32 was called.");
return GetInfo(out, info_type, handle, info_subtype);
}
Result GetSystemInfo64From32(uint64_t *out, ams::svc::SystemInfoType info_type, ams::svc::Handle handle, uint64_t info_subtype) {
MESOSPHERE_PANIC("Stubbed SvcGetSystemInfo64From32 was called.");
return GetSystemInfo(out, info_type, handle, info_subtype);
}
}