core.h File Reference

#include <limits.h>
#include <stdlib.h>
#include <string.h>

Go to the source code of this file.

Data Structures
struct	secp256k1_fast_scalar
struct	secp256k1_bulletproof_wmatrix_entry
struct	secp256k1_bulletproof_wmatrix_row
struct	secp256k1_bulletproof_circuit
struct	secp256k1_bulletproof_circuit_assignment
struct	secp256k1_bulletproof_generators

Macros
#define	SECP256K1_BULLETPROOF_MAX_DEPTH   60
#define	SECP256K1_BULLETPROOF_MAX_PROOF   (160 + 66 * 32 + 7)
#define	secp256k1_scratch_alloc(scratch, size)   secp256k1_scratch_alloc(&default_error_callback, scratch, size)

Typedefs
typedef secp256k1_callback	secp256k1_ecmult_context
typedef struct secp256k1_bulletproof_circuit	secp256k1_bulletproof_circuit
typedef struct secp256k1_bulletproof_circuit_assignment	secp256k1_bulletproof_circuit_assignment
typedef struct secp256k1_bulletproof_generators	secp256k1_bulletproof_generators

Functions
int	secp256k1_scratch_allocate_frame (secp256k1_scratch *scratch, size_t n, size_t objects)
void	secp256k1_scratch_deallocate_frame (secp256k1_scratch *scratch)
static int	purify_checked_mul_size (size_t lhs, size_t rhs, size_t *out)
static int	purify_checked_add_size (size_t lhs, size_t rhs, size_t *out)
static secp256k1_bulletproof_generators *	secp256k1_bulletproof_generators_create (const secp256k1_context *ctx, const secp256k1_generator *blinding_gen, size_t n, size_t precomp_n)
static void	secp256k1_bulletproof_generators_destroy (const secp256k1_context *ctx, secp256k1_bulletproof_generators *gen)
static void	secp256k1_scalar_chacha20 (secp256k1_scalar *r1, secp256k1_scalar *r2, const unsigned char *seed, size_t idx)
static SECP256K1_INLINE void	secp256k1_pedersen_ecmult_scalar (secp256k1_gej *rj, const secp256k1_scalar *sec, const secp256k1_scalar *value, const secp256k1_ge *value_gen, const secp256k1_ge *blind_gen)

Macro Definition Documentation

SECP256K1_BULLETPROOF_MAX_DEPTH

#define SECP256K1_BULLETPROOF_MAX_DEPTH   60

Definition at line 15 of file core.h.

SECP256K1_BULLETPROOF_MAX_PROOF

#define SECP256K1_BULLETPROOF_MAX_PROOF   (160 + 66 * 32 + 7)

Definition at line 16 of file core.h.

secp256k1_scratch_alloc

#define secp256k1_scratch_alloc	(		scratch,
			size
	)		secp256k1_scratch_alloc(&default_error_callback, scratch, size)

Definition at line 26 of file core.h.

Typedef Documentation

secp256k1_bulletproof_circuit

typedef struct secp256k1_bulletproof_circuit secp256k1_bulletproof_circuit

Definition at line 33 of file core.h.

secp256k1_bulletproof_circuit_assignment

typedef struct secp256k1_bulletproof_circuit_assignment secp256k1_bulletproof_circuit_assignment

Definition at line 34 of file core.h.

secp256k1_bulletproof_generators

typedef struct secp256k1_bulletproof_generators secp256k1_bulletproof_generators

Definition at line 35 of file core.h.

secp256k1_ecmult_context

typedef secp256k1_callback secp256k1_ecmult_context

Definition at line 18 of file core.h.

Function Documentation

purify_checked_add_size()

static int purify_checked_add_size ( size_t  lhs, size_t  rhs, size_t *  out  )

static

Definition at line 86 of file core.h.

Referenced by secp256k1_bulletproof_generators_create().

purify_checked_mul_size()

static int purify_checked_mul_size ( size_t  lhs, size_t  rhs, size_t *  out  )

static

Definition at line 75 of file core.h.

Referenced by secp256k1_bulletproof_generators_create().

secp256k1_bulletproof_generators_create()

static secp256k1_bulletproof_generators * secp256k1_bulletproof_generators_create ( const secp256k1_context *  ctx, const secp256k1_generator *  blinding_gen, size_t  n, size_t  precomp_n  )

static

Definition at line 97 of file core.h.

References secp256k1_bulletproof_generators::blinding_gen, secp256k1_bulletproof_generators::gens, secp256k1_bulletproof_generators::n, purify_checked_add_size(), and purify_checked_mul_size().

Referenced by purify_bulletproof_backend_resources_clone(), and purify_bulletproof_backend_resources_create().

secp256k1_bulletproof_generators_destroy()

static void secp256k1_bulletproof_generators_destroy ( const secp256k1_context *  ctx, secp256k1_bulletproof_generators *  gen  )

static

Definition at line 169 of file core.h.

References secp256k1_bulletproof_generators::gens.

Referenced by purify_bulletproof_backend_resources_destroy().

secp256k1_pedersen_ecmult_scalar()

static SECP256K1_INLINE void secp256k1_pedersen_ecmult_scalar ( secp256k1_gej *  rj, const secp256k1_scalar *  sec, const secp256k1_scalar *  value, const secp256k1_ge *  value_gen, const secp256k1_ge *  blind_gen  )

static

Definition at line 220 of file core.h.

Referenced by purify_bulletproof_prove_circuit_impl().

secp256k1_scalar_chacha20()

static void secp256k1_scalar_chacha20 ( secp256k1_scalar *  r1, secp256k1_scalar *  r2, const unsigned char *  seed, size_t  idx  )

static

Definition at line 181 of file core.h.

Referenced by secp256k1_bulletproof_pf_slsr(), and secp256k1_bulletproof_relation66_prove_impl().

secp256k1_scratch_allocate_frame()

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

Definition at line 51 of file scratch_frames.c.

References purify_bulletproof_scratch_frames::checkpoints, purify_bulletproof_scratch_frames::depth, purify_bulletproof_scratch_frames::next, purify_bulletproof_scratch_frames_acquire_lock(), purify_bulletproof_scratch_frames_find(), purify_bulletproof_scratch_frames_head, purify_bulletproof_scratch_frames_release_lock(), and purify_bulletproof_scratch_frames::scratch.

Referenced by secp256k1_bulletproof_inner_product_prove_impl(), secp256k1_bulletproof_inner_product_verify_impl(), secp256k1_bulletproof_pf_compressed_circuit_allocate_frame(), secp256k1_bulletproof_relation66_verify_impl(), and secp256k1_bulletproof_vfy_compressed_circuit_allocate_frame().

secp256k1_scratch_deallocate_frame()

void secp256k1_scratch_deallocate_frame

(

secp256k1_scratch *

scratch

)

Definition at line 83 of file scratch_frames.c.

References purify_bulletproof_scratch_frames::checkpoints, purify_bulletproof_scratch_frames::depth, purify_bulletproof_scratch_frames::next, purify_bulletproof_scratch_frames_acquire_lock(), purify_bulletproof_scratch_frames_find(), purify_bulletproof_scratch_frames_head, purify_bulletproof_scratch_frames_release_lock(), and purify_bulletproof_scratch_frames::scratch.

Referenced by secp256k1_bulletproof_inner_product_prove_impl(), secp256k1_bulletproof_inner_product_verify_impl(), secp256k1_bulletproof_relation66_prove_impl(), and secp256k1_bulletproof_relation66_verify_impl().