25#ifndef MBEDTLS_SHA256_H
26#define MBEDTLS_SHA256_H
28#if !defined(MBEDTLS_CONFIG_FILE)
31#include MBEDTLS_CONFIG_FILE
39#define MBEDTLS_ERR_SHA256_HW_ACCEL_FAILED -0x0037
41#define MBEDTLS_ERR_SHA256_BAD_INPUT_DATA -0x0074
47#if !defined(MBEDTLS_SHA256_ALT)
68#include "sha256_alt.h"
123 const unsigned char *input,
139 unsigned char output[32]);
154 const unsigned char data[64]);
156#if !defined(MBEDTLS_DEPRECATED_REMOVED)
157#if defined(MBEDTLS_DEPRECATED_WARNING)
158#define MBEDTLS_DEPRECATED __attribute__((deprecated))
160#define MBEDTLS_DEPRECATED
188 const unsigned char *input,
203 unsigned char output[32]);
217 const unsigned char data[64]);
219#undef MBEDTLS_DEPRECATED
245 unsigned char output[32],
248#if !defined(MBEDTLS_DEPRECATED_REMOVED)
249#if defined(MBEDTLS_DEPRECATED_WARNING)
250#define MBEDTLS_DEPRECATED __attribute__((deprecated))
252#define MBEDTLS_DEPRECATED
277 unsigned char output[32],
280#undef MBEDTLS_DEPRECATED
283#if defined(MBEDTLS_SELF_TEST)
Configuration options (set of defines)
MBEDTLS_DEPRECATED void mbedtls_sha256_process(mbedtls_sha256_context *ctx, const unsigned char data[64])
This function processes a single data block within the ongoing SHA-256 computation....
MBEDTLS_DEPRECATED void mbedtls_sha256(const unsigned char *input, size_t ilen, unsigned char output[32], int is224)
This function calculates the SHA-224 or SHA-256 checksum of a buffer.
struct mbedtls_sha256_context mbedtls_sha256_context
The SHA-256 context structure.
void mbedtls_sha256_free(mbedtls_sha256_context *ctx)
This function clears a SHA-256 context.
MBEDTLS_DEPRECATED void mbedtls_sha256_finish(mbedtls_sha256_context *ctx, unsigned char output[32])
This function finishes the SHA-256 operation, and writes the result to the output buffer.
MBEDTLS_DEPRECATED void mbedtls_sha256_update(mbedtls_sha256_context *ctx, const unsigned char *input, size_t ilen)
This function feeds an input buffer into an ongoing SHA-256 checksum calculation.
void mbedtls_sha256_init(mbedtls_sha256_context *ctx)
This function initializes a SHA-256 context.
int mbedtls_internal_sha256_process(mbedtls_sha256_context *ctx, const unsigned char data[64])
This function processes a single data block within the ongoing SHA-256 computation....
void mbedtls_sha256_clone(mbedtls_sha256_context *dst, const mbedtls_sha256_context *src)
This function clones the state of a SHA-256 context.
#define MBEDTLS_DEPRECATED
MBEDTLS_DEPRECATED void mbedtls_sha256_starts(mbedtls_sha256_context *ctx, int is224)
This function starts a SHA-224 or SHA-256 checksum calculation.
int mbedtls_sha256_ret(const unsigned char *input, size_t ilen, unsigned char output[32], int is224)
This function calculates the SHA-224 or SHA-256 checksum of a buffer.
int mbedtls_sha256_finish_ret(mbedtls_sha256_context *ctx, unsigned char output[32])
This function finishes the SHA-256 operation, and writes the result to the output buffer.
int mbedtls_sha256_self_test(int verbose)
The SHA-224 and SHA-256 checkup routine.
int mbedtls_sha256_starts_ret(mbedtls_sha256_context *ctx, int is224)
This function starts a SHA-224 or SHA-256 checksum calculation.
int mbedtls_sha256_update_ret(mbedtls_sha256_context *ctx, const unsigned char *input, size_t ilen)
This function feeds an input buffer into an ongoing SHA-256 checksum calculation.
The SHA-256 context structure.