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kernel/svc: Sanitize heap sizes within svcSetHeapSize()

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The kernel checks if the given size is a multiple of 2MB and <= to 4GB
before going ahead and attempting to allocate that much memory.
This commit is contained in:
Lioncash 2018-09-13 19:09:04 -04:00
parent bdd44b2044
commit 3e8e34221e
2 changed files with 8 additions and 0 deletions
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2
src/core/hle/kernel/errors.h
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@ -17,6 +17,7 @@ enum {
// Confirmed Switch OS error codes
MaxConnectionsReached = 7,
InvalidSize = 101,
InvalidAddress = 102,
HandleTableFull = 105,
InvalidMemoryState = 106,
@ -55,6 +56,7 @@ constexpr ResultCode ERR_INVALID_MEMORY_PERMISSIONS(ErrorModule::Kernel,
ErrCodes::InvalidMemoryPermissions);
constexpr ResultCode ERR_INVALID_HANDLE(ErrorModule::Kernel, ErrCodes::InvalidHandle);
constexpr ResultCode ERR_INVALID_PROCESSOR_ID(ErrorModule::Kernel, ErrCodes::InvalidProcessorId);
constexpr ResultCode ERR_INVALID_SIZE(ErrorModule::Kernel, ErrCodes::InvalidSize);
constexpr ResultCode ERR_INVALID_STATE(ErrorModule::Kernel, ErrCodes::InvalidState);
constexpr ResultCode ERR_INVALID_THREAD_PRIORITY(ErrorModule::Kernel,
ErrCodes::InvalidThreadPriority);