scratch.h File Reference

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Classes
struct	secp256k1_scratch_space_struct

Macros
#define	SECP256K1_SCRATCH_MAX_FRAMES   5

Typedefs
typedef struct secp256k1_scratch_space_struct	secp256k1_scratch

Functions
static secp256k1_scratch *	secp256k1_scratch_create (const secp256k1_callback *error_callback, size_t max_size)
static void	secp256k1_scratch_destroy (secp256k1_scratch *scratch)
static int	secp256k1_scratch_allocate_frame (secp256k1_scratch *scratch, size_t n, size_t objects)
	Attempts to allocate a new stack frame with n available bytes. More...
static void	secp256k1_scratch_deallocate_frame (secp256k1_scratch *scratch)
	Deallocates a stack frame. More...
static size_t	secp256k1_scratch_max_allocation (const secp256k1_scratch *scratch, size_t n_objects)
	Returns the maximum allocation the scratch space will allow. More...
static void *	secp256k1_scratch_alloc (secp256k1_scratch *scratch, size_t n)
	Returns a pointer into the most recently allocated frame, or NULL if there is insufficient available space. More...

Macro Definition Documentation

SECP256K1_SCRATCH_MAX_FRAMES

#define SECP256K1_SCRATCH_MAX_FRAMES   5

Definition at line 10 of file scratch.h.

Referenced by secp256k1_scratch_allocate_frame().

Typedef Documentation

secp256k1_scratch

typedef struct secp256k1_scratch_space_struct secp256k1_scratch

Function Documentation

secp256k1_scratch_alloc()

static void* secp256k1_scratch_alloc ( secp256k1_scratch *  scratch, size_t  n  )

static

Returns a pointer into the most recently allocated frame, or NULL if there is insufficient available space.

Referenced by run_scratch_tests(), secp256k1_ecmult_pippenger_batch(), and secp256k1_ecmult_strauss_batch().

secp256k1_scratch_allocate_frame()

static int secp256k1_scratch_allocate_frame ( secp256k1_scratch *  scratch, size_t  n, size_t  objects  )

static

Attempts to allocate a new stack frame with n available bytes.

Returns 1 on success, 0 on failure

Referenced by run_scratch_tests(), secp256k1_ecmult_pippenger_batch(), secp256k1_ecmult_strauss_batch(), and test_ecmult_multi_pippenger_max_points().

secp256k1_scratch_create()

static secp256k1_scratch* secp256k1_scratch_create ( const secp256k1_callback *  error_callback, size_t  max_size  )

static

Referenced by run_ecmult_multi_tests(), secp256k1_scratch_space_create(), test_ecmult_multi(), test_ecmult_multi_batching(), test_ecmult_multi_pippenger_max_points(), and test_exhaustive_ecmult_multi().

secp256k1_scratch_deallocate_frame()

static void secp256k1_scratch_deallocate_frame ( secp256k1_scratch *  scratch )

static

Deallocates a stack frame.

Referenced by run_scratch_tests(), secp256k1_ecmult_pippenger_batch(), secp256k1_ecmult_strauss_batch(), and test_ecmult_multi_pippenger_max_points().

secp256k1_scratch_destroy()

static void secp256k1_scratch_destroy ( secp256k1_scratch *  scratch )

static

Referenced by run_ecmult_multi_tests(), secp256k1_scratch_space_destroy(), test_ecmult_multi(), test_ecmult_multi_batching(), test_ecmult_multi_pippenger_max_points(), and test_exhaustive_ecmult_multi().

secp256k1_scratch_max_allocation()

static size_t secp256k1_scratch_max_allocation ( const secp256k1_scratch *  scratch, size_t  n_objects  )

static

Returns the maximum allocation the scratch space will allow.

Referenced by run_scratch_tests(), secp256k1_pippenger_max_points(), and secp256k1_strauss_max_points().