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#ifndef _ELLIPTIC_TEST_H
#define _ELLIPTIC_TEST_H
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
#include <stdint.h>
#include <ipxe/crypto.h>
#include <ipxe/test.h>
/** An elliptic curve point multiplication test */
struct elliptic_multiply_test {
/** Elliptic curve */
struct elliptic_curve *curve;
/** Base point */
const void *base;
/** Length of base point (or 0 to use generator) */
size_t base_len;
/** Scalar multiple */
const void *scalar;
/** Length of scalar multiple */
size_t scalar_len;
/** Expected result point */
const void *expected;
/** Length of expected result point (or 0 to expect failure) */
size_t expected_len;
};
/** An elliptic curve point addition test */
struct elliptic_add_test {
/** Elliptic curve */
struct elliptic_curve *curve;
/** Addend point */
const void *addend;
/** Length of addend point */
size_t addend_len;
/** Augend point */
const void *augend;
/** Length of augend point */
size_t augend_len;
/** Expected result point */
const void *expected;
/** Length of expected result point (or 0 to expect failure) */
size_t expected_len;
};
/** Define inline base point */
#define BASE(...) { __VA_ARGS__ }
/** Define base point to be curve's generator */
#define BASE_GENERATOR BASE()
/** Define inline scalar multiple */
#define SCALAR(...) { __VA_ARGS__ }
/** Define inline addend point */
#define ADDEND(...) { __VA_ARGS__ }
/** Define inline augend point */
#define AUGEND(...) { __VA_ARGS__ }
/** Define inline expected result point */
#define EXPECTED(...) { __VA_ARGS__ }
/** Define result as an expected failure */
#define EXPECTED_FAIL EXPECTED()
/**
* Define an elliptic curve point multiplication test
*
* @v name Test name
* @v CURVE Elliptic curve
* @v BASE Base point
* @v SCALAR Scalar multiple
* @v EXPECTED Expected result point
* @ret test Elliptic curve point multiplication test
*/
#define ELLIPTIC_MULTIPLY_TEST( name, CURVE, BASE, SCALAR, EXPECTED ) \
static const uint8_t name ## _base[] = BASE; \
static const uint8_t name ## _scalar[] = SCALAR; \
static const uint8_t name ## _expected[] = EXPECTED; \
static struct elliptic_multiply_test name = { \
.curve = CURVE, \
.base = name ## _base, \
.base_len = sizeof ( name ## _base ), \
.scalar = name ## _scalar, \
.scalar_len = sizeof ( name ## _scalar ), \
.expected = name ## _expected, \
.expected_len = sizeof ( name ## _expected ), \
};
/**
* Define an elliptic curve point addition test
*
* @v name Test name
* @v CURVE Elliptic curve
* @v ADDEND Addend point
* @v AUGEND Augend point
* @v EXPECTED Expected result point
* @ret test Elliptic curve point multiplication test
*/
#define ELLIPTIC_ADD_TEST( name, CURVE, ADDEND, AUGEND, EXPECTED ) \
static const uint8_t name ## _addend[] = ADDEND; \
static const uint8_t name ## _augend[] = AUGEND; \
static const uint8_t name ## _expected[] = EXPECTED; \
static struct elliptic_add_test name = { \
.curve = CURVE, \
.addend = name ## _addend, \
.addend_len = sizeof ( name ## _addend ), \
.augend = name ## _augend, \
.augend_len = sizeof ( name ## _augend ), \
.expected = name ## _expected, \
.expected_len = sizeof ( name ## _expected ), \
};
extern void elliptic_curve_okx ( struct elliptic_curve *curve,
const char *file, unsigned int line );
extern void elliptic_multiply_okx ( struct elliptic_multiply_test *test,
const char *file, unsigned int line );
extern void elliptic_add_okx ( struct elliptic_add_test *test,
const char *file, unsigned int line );
/**
* Report an elliptic curve sanity test result
*
* @v curve Elliptic curve
*/
#define elliptic_curve_ok( curve ) \
elliptic_curve_okx ( curve, __FILE__, __LINE__ )
/**
* Report an elliptic curve point multiplication test result
*
* @v test Elliptic curve point multiplication test
*/
#define elliptic_multiply_ok( test ) \
elliptic_multiply_okx ( test, __FILE__, __LINE__ )
/**
* Report an elliptic curve point addition test result
*
* @v test Elliptic curve point addition test
*/
#define elliptic_add_ok( test ) \
elliptic_add_okx ( test, __FILE__, __LINE__ )
#endif /* _ELLIPTIC_TEST_H */
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