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Diffstat (limited to 'Kernel/KernelKit/UserHeap.hpp')
| -rw-r--r-- | Kernel/KernelKit/UserHeap.hpp | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/Kernel/KernelKit/UserHeap.hpp b/Kernel/KernelKit/UserHeap.hpp new file mode 100644 index 00000000..6197e30d --- /dev/null +++ b/Kernel/KernelKit/UserHeap.hpp @@ -0,0 +1,46 @@ +/* ------------------------------------------- + + Copyright SoftwareLabs + +------------------------------------------- */ + +#pragma once + +#include <NewKit/Array.hpp> +#include <NewKit/ArrayList.hpp> +#include <NewKit/ErrorOr.hpp> +#include <NewKit/PageManager.hpp> +#include <NewKit/Ref.hpp> +#include <NewKit/Pmm.hpp> + +/// @version 5/11/23 +/// @file UserHeap.hpp +/// @brief memory heap for user programs. + +#define kUserHeapMaxSz (4096) +#define kUserHeapMag (0xFAF0FEF0) + +namespace NewOS +{ + typedef enum + { + /// @brief Driver only heap. + kUserHeapDriver = 0x2, + /// @brief Shared heap. + kUserHeapShared = 0x4, + /// @brief User and private heap. + kUserHeapUser = 0x6, + /// @brief Read and Write heap. + kUserHeapRw = 0x8, + } kUserHeapFlags; + + /// @brief Allocate a process heap, no zero out is done here. + /// @param flags + /// @return The process's heap. + VoidPtr rt_new_heap(Int32 flags); + + /// @brief Frees the process heap. + /// @param pointer The process heap pointer. + /// @return + Int32 rt_free_heap(voidPtr pointer); +} // namespace NewOS |
