Mbed TLS v3.6.4
sha512.h
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1 
8 /*
9  * Copyright The Mbed TLS Contributors
10  * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
11  */
12 #ifndef MBEDTLS_SHA512_H
13 #define MBEDTLS_SHA512_H
14 #include "mbedtls/private_access.h"
15 
16 #include "mbedtls/build_info.h"
17 
18 #include <stddef.h>
19 #include <stdint.h>
20 
22 #define MBEDTLS_ERR_SHA512_BAD_INPUT_DATA -0x0075
23 
24 #ifdef __cplusplus
25 extern "C" {
26 #endif
27 
28 #if !defined(MBEDTLS_SHA512_ALT)
29 // Regular implementation
30 //
31 
39 typedef struct mbedtls_sha512_context {
40  uint64_t MBEDTLS_PRIVATE(total)[2];
41  uint64_t MBEDTLS_PRIVATE(state)[8];
42  unsigned char MBEDTLS_PRIVATE(buffer)[128];
43 #if defined(MBEDTLS_SHA384_C)
44  int MBEDTLS_PRIVATE(is384);
46 #endif
47 }
49 
50 #else /* MBEDTLS_SHA512_ALT */
51 #include "sha512_alt.h"
52 #endif /* MBEDTLS_SHA512_ALT */
53 
61 
71 
79  const mbedtls_sha512_context *src);
80 
97 
112  const unsigned char *input,
113  size_t ilen);
114 
129  unsigned char *output);
130 
144  const unsigned char data[128]);
145 
175 int mbedtls_sha512(const unsigned char *input,
176  size_t ilen,
177  unsigned char *output,
178  int is384);
179 
180 #if defined(MBEDTLS_SELF_TEST)
181 
182 #if defined(MBEDTLS_SHA384_C)
189 int mbedtls_sha384_self_test(int verbose);
190 #endif /* MBEDTLS_SHA384_C */
191 
192 #if defined(MBEDTLS_SHA512_C)
199 int mbedtls_sha512_self_test(int verbose);
200 #endif /* MBEDTLS_SHA512_C */
201 
202 #endif /* MBEDTLS_SELF_TEST */
203 
204 #ifdef __cplusplus
205 }
206 #endif
207 
208 #endif /* mbedtls_sha512.h */
Build-time configuration info.
Macro wrapper for struct's members.
#define MBEDTLS_PRIVATE(member)
int mbedtls_sha512_starts(mbedtls_sha512_context *ctx, int is384)
This function starts a SHA-384 or SHA-512 checksum calculation.
int mbedtls_internal_sha512_process(mbedtls_sha512_context *ctx, const unsigned char data[128])
This function processes a single data block within the ongoing SHA-512 computation....
void mbedtls_sha512_clone(mbedtls_sha512_context *dst, const mbedtls_sha512_context *src)
This function clones the state of a SHA-512 context.
void mbedtls_sha512_free(mbedtls_sha512_context *ctx)
This function clears a SHA-512 context.
int mbedtls_sha384_self_test(int verbose)
The SHA-384 checkup routine.
int mbedtls_sha512_update(mbedtls_sha512_context *ctx, const unsigned char *input, size_t ilen)
This function feeds an input buffer into an ongoing SHA-512 checksum calculation.
int mbedtls_sha512_self_test(int verbose)
The SHA-512 checkup routine.
int mbedtls_sha512_finish(mbedtls_sha512_context *ctx, unsigned char *output)
This function finishes the SHA-512 operation, and writes the result to the output buffer.
struct mbedtls_sha512_context mbedtls_sha512_context
The SHA-512 context structure.
int mbedtls_sha512(const unsigned char *input, size_t ilen, unsigned char *output, int is384)
This function calculates the SHA-512 or SHA-384 checksum of a buffer.
void mbedtls_sha512_init(mbedtls_sha512_context *ctx)
This function initializes a SHA-512 context.
The SHA-512 context structure.
Definition: sha512.h:39