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authorbunnei <bunneidev@gmail.com>2021-12-28 09:18:41 +0100
committerbunnei <bunneidev@gmail.com>2021-12-28 10:25:20 +0100
commit091463a429c39969750e03a1b9cba04d7bd5a732 (patch)
tree496f636795bebc33a3fef016604f6c78c317915e /src/core/hle/kernel/svc.cpp
parentMerge pull request #7621 from bunnei/set-mem-perm (diff)
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Diffstat (limited to '')
-rw-r--r--src/core/hle/kernel/svc.cpp23
1 files changed, 7 insertions, 16 deletions
diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp
index 68cb47211..63e2dff19 100644
--- a/src/core/hle/kernel/svc.cpp
+++ b/src/core/hle/kernel/svc.cpp
@@ -135,24 +135,15 @@ enum class ResourceLimitValueType {
} // Anonymous namespace
/// Set the process heap to a given Size. It can both extend and shrink the heap.
-static ResultCode SetHeapSize(Core::System& system, VAddr* heap_addr, u64 heap_size) {
- LOG_TRACE(Kernel_SVC, "called, heap_size=0x{:X}", heap_size);
+static ResultCode SetHeapSize(Core::System& system, VAddr* out_address, u64 size) {
+ LOG_TRACE(Kernel_SVC, "called, heap_size=0x{:X}", size);
- // Size must be a multiple of 0x200000 (2MB) and be equal to or less than 8GB.
- if ((heap_size % 0x200000) != 0) {
- LOG_ERROR(Kernel_SVC, "The heap size is not a multiple of 2MB, heap_size=0x{:016X}",
- heap_size);
- return ResultInvalidSize;
- }
-
- if (heap_size >= 0x200000000) {
- LOG_ERROR(Kernel_SVC, "The heap size is not less than 8GB, heap_size=0x{:016X}", heap_size);
- return ResultInvalidSize;
- }
-
- auto& page_table{system.Kernel().CurrentProcess()->PageTable()};
+ // Validate size.
+ R_UNLESS(Common::IsAligned(size, HeapSizeAlignment), ResultInvalidSize);
+ R_UNLESS(size < MainMemorySizeMax, ResultInvalidSize);
- CASCADE_RESULT(*heap_addr, page_table.SetHeapSize(heap_size));
+ // Set the heap size.
+ R_TRY(system.Kernel().CurrentProcess()->PageTable().SetHeapSize(out_address, size));
return ResultSuccess;
}