g1a.cu File Reference

#include <stdio.h>
#include "fp.cuh"
#include "fr.cuh"
#include "g1.cuh"

Include dependency graph for g1a.cu:

Go to the source code of this file.

Functions
__device__ __host__ void	g1a_fromUint64 (g1a_t &a, const uint64_t *x, const uint64_t *y)
	Converts arrays of uint64_t into a G1 point in affine coordinates. Each array must be uint64_t. This function does not validate if the coordinates are a valid point in the curve. More...
__device__ __host__ void	g1a_fromFp (g1a_t &a, const fp_t &x, const fp_t &y)
	Converts Fp values into a point in G1 in affine coordinates. This function does not validate if the coordinates are a valid point in the curve. More...
__device__ void	g1a_fromG1p (g1a_t &a, const g1p_t &p)
	Converts a point in projective coordinates into affine coordinates. More...
__device__ __host__ void	g1a_cpy (g1a_t &a, const g1a_t &b)
	Copy from b into a. More...
__device__ __host__ void	g1a_print (const char *s, const g1a_t &a)
	Print a standard representation of a, preceded by the user-set string s. More...
__device__ __host__ void	g1a_inf (g1a_t &a)
	Set a to the point-at-infinity (0,0) More...
__device__ __host__ void	g1a_gen (g1a_t &a)
	Sets a to the generator point G1 of bls12_381. More...

Function Documentation

g1a_cpy()

__device__ __host__ void g1a_cpy	(	g1a_t &	a,
		const g1a_t &	b
	)

Copy from b into a.

Parameters

[out]	a
[in]	b

Returns

void

Definition at line 65 of file g1a.cu.

g1a_fromFp()

__device__ __host__ void g1a_fromFp	(	g1a_t &	a,
		const fp_t &	x,
		const fp_t &	y
	)

Converts Fp values into a point in G1 in affine coordinates. This function does not validate if the coordinates are a valid point in the curve.

Parameters

[out]	a	point in G1 in affine representation
[in]	x	x-coordinate
[in]	y	y-coordinate

Returns

void

Definition at line 36 of file g1a.cu.

g1a_fromG1p()

__device__ void g1a_fromG1p	(	g1a_t &	a,
		const g1p_t &	p
	)

Converts a point in projective coordinates into affine coordinates.

Parameters

[out]	a	point in G1 in affine form
[in]	p	point in G1 in projective form

Returns

void

Definition at line 48 of file g1a.cu.

g1a_fromUint64()

__device__ __host__ void g1a_fromUint64	(	g1a_t &	a,
		const uint64_t *	x,
		const uint64_t *	y
	)

Converts arrays of uint64_t into a G1 point in affine coordinates. Each array must be uint64_t. This function does not validate if the coordinates are a valid point in the curve.

Parameters

[out]	a	point in G1 in affine representation
[in]	x	Array with the x coordinate (uint64_t[6])
[in]	y	Array with the y coordinate (uint64_t[6])

Returns

void

Definition at line 21 of file g1a.cu.

g1a_gen()

__device__ __host__ void g1a_gen

(

g1a_t &

a

)

Sets a to the generator point G1 of bls12_381.

Parameters

a

Returns

void

Definition at line 102 of file g1a.cu.

g1a_inf()

__device__ __host__ void g1a_inf

(

g1a_t &

a

)

Set a to the point-at-infinity (0,0)

Parameters

a

Returns

void

Definition at line 91 of file g1a.cu.

g1a_print()

__device__ __host__ void g1a_print	(	const char *	s,
		const g1a_t &	a
	)

Print a standard representation of a, preceded by the user-set string s.

Parameters

[out]	s	message string
[out]	a	point in g1 in affine form

Returns

void

Definition at line 77 of file g1a.cu.