hash.h

SHA-256 (and perhaps eventually SHA-384) implementation.

Author: Anthony Cagliano
Author: Adam Beckingham

Defines

TLS_SHA256_DIGEST_LEN

Enums

enum _hash_algorithms

Values:

enumerator TLS_HASH_SHA256

Functions

bool tls_sha256_init(struct tls_sha256_context *ctx): init, update, and digest functions for SHA-256.

void tls_sha256_update(struct tls_sha256_context *ctx, const uint8_t *data, size_t len)

void tls_sha256_digest(struct tls_sha256_context *ctx, uint8_t *digest)

bool tls_hash_context_init(struct tls_hash_context *ctx, uint8_t algorithm)

void tls_hash_update(struct tls_hash_context *ctx, const uint8_t *data, size_t len)

void tls_hash_digest(struct tls_hash_context *ctx, uint8_t *digest)

bool tls_mgf1(const uint8_t *data, size_t datalen, uint8_t *outbuf, size_t outlen, uint8_t hash_alg)

struct tls_sha256_context

#include <hash.h>

Public Members

uint8_t data[64]

uint8_t datalen

uint64_t bitlen

uint32_t state[8]

struct tls_hash_context

#include <hash.h>

Public Members

uint8_t digestlen

bool (*init)(void *ctx)

void (*update)(void *ctx, const uint8_t *data, size_t len)

void (*digest)(void *ctx, uint8_t *digest)

struct tls_sha256_context sha256

union tls_hash_context _private