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Add custom RPL allocator hooks #20

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Merged
Maschell merged 2 commits into from
Feb 19, 2025
Merged

Add custom RPL allocator hooks #20

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152135c
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Maschell Feb 18, 2025
b62548a
Add hooks for setting a custom rpl allocator
Maschell Feb 18, 2025
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21 changes: 21 additions & 0 deletions include/wums/hooks.h
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Original file line number Diff line number Diff line change
Expand Up @@ -64,8 +64,19 @@ typedef enum wums_hook_type_t {
WUMS_HOOK_ALL_APPLICATION_STARTS_DONE,
WUMS_HOOK_ALL_APPLICATION_ENDS_DONE,
WUMS_HOOK_ALL_APPLICATION_REQUESTS_EXIT_DONE,
// Introduced in 0.3.4
WUMS_HOOK_GET_CUSTOM_RPL_ALLOCATOR, // for internal usage only
WUMS_HOOK_CLEAR_ALLOCATED_RPL_MEMORY // for internal usage only
} wums_hook_type_t;

typedef uint32_t (*WUMSRPLAllocatorAllocFn)(int32_t size, int32_t align, void **outAddr);
typedef void (*WUMSRPLAllocatorFreeFn)(void *addr);

typedef struct wums_internal_custom_rpl_allocator_t {
WUMSRPLAllocatorAllocFn allocFn;
WUMSRPLAllocatorFreeFn freeFn;
} wums_internal_custom_rpl_allocator_t;

typedef struct wums_hook_t {
wums_hook_type_t type; /* Defines the type of the hook */
const void *target; /* Address of our own, new function */
Expand Down Expand Up @@ -124,6 +135,16 @@ typedef struct wums_relocs_done_args_t {
WUMS_HOOK_EX(WUMS_HOOK_ALL_APPLICATION_ENDS_DONE, __wums_all_ends_done); \
void __wums_all_ends_done()

#define WUMS_INTERNAL_GET_CUSTOM_RPL_ALLOCATOR() \
wums_internal_custom_rpl_allocator_t __wums_get_custom_rpl_allocator(void); \
WUMS_HOOK_EX(WUMS_HOOK_GET_CUSTOM_RPL_ALLOCATOR, __wums_get_custom_rpl_allocator); \
wums_internal_custom_rpl_allocator_t __wums_get_custom_rpl_allocator()

#define WUMS_INTERNAL_HOOK_CLEAR_ALLOCATED_RPL_MEMORY() \
void __wums_clear_allocated_rpl_memory(void); \
WUMS_HOOK_EX(WUMS_HOOK_CLEAR_ALLOCATED_RPL_MEMORY, __wums_clear_allocated_rpl_memory); \
void __wums_clear_allocated_rpl_memory()

#ifdef __cplusplus
#define __EXTERN_C_MACRO extern "C"
#else
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2 changes: 1 addition & 1 deletion include/wums/meta.h
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Expand Up @@ -39,7 +39,7 @@
extern "C" {
#endif

#define WUMS_VERSION "0.3.3"
#define WUMS_VERSION "0.3.4"

#define WUMS_MODULE_EXPORT_NAME(__module_name) \
WUMS_META(export_name, __module_name); \
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