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Split the uint256 lib into multiple more meaningful files

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This commit is contained in:
Alexandre Paillier
2022-06-07 11:54:54 +02:00
parent 50225d72d0
commit 59d8ace99e
7 changed files with 408 additions and 308 deletions
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42
src_common/uint256.h
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@@ -22,74 +22,36 @@
#include <stdint.h>
#include <stdbool.h>
#include "os.h"
#include "cx.h"
#include "ethUstream.h"
typedef struct uint128_t {
uint64_t elements[2];
} uint128_t;
#include "uint128.h"
typedef struct uint256_t {
uint128_t elements[2];
} uint256_t;
#define UPPER_P(x) x->elements[0]
#define LOWER_P(x) x->elements[1]
#define UPPER(x) x.elements[0]
#define LOWER(x) x.elements[1]
void readu128BE(const uint8_t *const buffer, uint128_t *target);
void readu256BE(const uint8_t *const buffer, uint256_t *target);
void write_u64_be(uint8_t *const buffer, uint64_t value);
void read_u64_be(const uint8_t *const in, uint64_t *const out);
bool zero128(const uint128_t *const number);
void readu256BE(const uint8_t *const buffer, uint256_t *const target);
bool zero256(const uint256_t *const number);
void copy128(uint128_t *const target, const uint128_t *const number);
void copy256(uint256_t *const target, const uint256_t *const number);
void clear128(uint128_t *const target);
void clear256(uint256_t *const target);
void shiftl128(const uint128_t *const number, uint32_t value, uint128_t *const target);
void shiftr128(const uint128_t *const number, uint32_t value, uint128_t *const target);
void shiftl256(const uint256_t *const number, uint32_t value, uint256_t *const target);
void shiftr256(const uint256_t *const number, uint32_t value, uint256_t *const target);
uint32_t bits128(const uint128_t *const number);
uint32_t bits256(const uint256_t *const number);
bool equal128(const uint128_t *const number1, const uint128_t *const number2);
bool equal256(const uint256_t *const number1, const uint256_t *const number2);
bool gt128(const uint128_t *const number1, const uint128_t *const number2);
bool gt256(const uint256_t *const number1, const uint256_t *const number2);
bool gte128(const uint128_t *const number1, const uint128_t *const number2);
bool gte256(const uint256_t *const number1, const uint256_t *const number2);
void add128(const uint128_t *const number1,
const uint128_t *const number2,
uint128_t *const target);
void add256(const uint256_t *const number1,
const uint256_t *const number2,
uint256_t *const target);
void sub128(const uint128_t *const number1,
const uint128_t *const number2,
uint128_t *const target);
void sub256(const uint256_t *const number1,
const uint256_t *const number2,
uint256_t *const target);
void or128(const uint128_t *const number1, const uint128_t *const number2, uint128_t *const target);
void or256(const uint256_t *const number1, const uint256_t *const number2, uint256_t *const target);
void mul128(const uint128_t *const number1,
const uint128_t *const number2,
uint128_t *const target);
void mul256(const uint256_t *const number1,
const uint256_t *const number2,
uint256_t *const target);
void divmod128(const uint128_t *const l,
const uint128_t *const r,
uint128_t *const div,
uint128_t *const mod);
void divmod256(const uint256_t *const l,
const uint256_t *const r,
uint256_t *const div,
uint256_t *const mod);
bool tostring128(const uint128_t *const number, uint32_t base, char *const out, uint32_t outLength);
bool tostring256(const uint256_t *const number, uint32_t base, char *const out, uint32_t outLength);
#endif // _UINT256_H_