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Diffstat (limited to 'dev/ddk/src/ddk_alloc.c')
| -rw-r--r-- | dev/ddk/src/ddk_alloc.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/dev/ddk/src/ddk_alloc.c b/dev/ddk/src/ddk_alloc.c new file mode 100644 index 00000000..3c379bf7 --- /dev/null +++ b/dev/ddk/src/ddk_alloc.c @@ -0,0 +1,36 @@ +/* ------------------------------------------- + + Copyright ZKA Technologies. + + Purpose: DDK allocator. + +------------------------------------------- */ + +#include <ddk/ddk.h> + +/** + \brief Allocates a new heap on the Kernel's side. + \param sz the size of the heap block. + \return the newly allocated pointer. +*/ +DK_EXTERN void* KernelAlloc(size_t sz) +{ + if (!sz) + ++sz; + + void* ptr = KernelCall("MmNewKeHeap", 1, &sz, sizeof(size_t)); + + return ptr; +} + +/** + \brief Frees a pointer from the heap. + \param ptr the pointer to free. +*/ +DK_EXTERN void KernelFree(void* ptr) +{ + if (!ptr) + return; + + KernelCall("MmDeleteKeHeap", 1, ptr, 0); +} |
