30 #if !defined(MBEDTLS_CONFIG_FILE)
33 #include MBEDTLS_CONFIG_FILE
38 #define MBEDTLS_ERR_MD_FEATURE_UNAVAILABLE -0x5080
40 #define MBEDTLS_ERR_MD_BAD_INPUT_DATA -0x5100
42 #define MBEDTLS_ERR_MD_ALLOC_FAILED -0x5180
44 #define MBEDTLS_ERR_MD_FILE_IO_ERROR -0x5200
48 #define MBEDTLS_ERR_MD_HW_ACCEL_FAILED -0x5280
75 #if defined(MBEDTLS_SHA512_C)
76 #define MBEDTLS_MD_MAX_SIZE 64
78 #define MBEDTLS_MD_MAX_SIZE 32
81 #if defined(MBEDTLS_SHA512_C)
82 #define MBEDTLS_MD_MAX_BLOCK_SIZE 128
84 #define MBEDTLS_MD_MAX_BLOCK_SIZE 64
167 #if ! defined(MBEDTLS_DEPRECATED_REMOVED)
168 #if defined(MBEDTLS_DEPRECATED_WARNING)
169 #define MBEDTLS_DEPRECATED __attribute__((deprecated))
171 #define MBEDTLS_DEPRECATED
192 #undef MBEDTLS_DEPRECATED
349 unsigned char *output );
351 #if defined(MBEDTLS_FS_IO)
371 unsigned char *output );
482 const unsigned char *input,
size_t ilen,
483 unsigned char *output );
Configuration options (set of defines)
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_md_finish(mbedtls_md_context_t *ctx, unsigned char *output)
This function finishes the digest operation, and writes the result to the output buffer.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_md_hmac(const mbedtls_md_info_t *md_info, const unsigned char *key, size_t keylen, const unsigned char *input, size_t ilen, unsigned char *output)
This function calculates the full generic HMAC on the input buffer with the provided key.
mbedtls_md_type_t
Supported message digests.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_md_hmac_finish(mbedtls_md_context_t *ctx, unsigned char *output)
This function finishes the HMAC operation, and writes the result to the output buffer.
const char * mbedtls_md_get_name(const mbedtls_md_info_t *md_info)
This function extracts the message-digest name from the message-digest information structure.
int mbedtls_md_init_ctx(mbedtls_md_context_t *ctx, const mbedtls_md_info_t *md_info) MBEDTLS_DEPRECATED
This function selects the message digest algorithm to use, and allocates internal structures.
struct mbedtls_md_info_t mbedtls_md_info_t
const int * mbedtls_md_list(void)
This function returns the list of digests supported by the generic digest module.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_md_hmac_reset(mbedtls_md_context_t *ctx)
This function prepares to authenticate a new message with the same key as the previous HMAC operation...
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_md_starts(mbedtls_md_context_t *ctx)
This function starts a message-digest computation.
struct mbedtls_md_context_t mbedtls_md_context_t
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_md_hmac_update(mbedtls_md_context_t *ctx, const unsigned char *input, size_t ilen)
This function feeds an input buffer into an ongoing HMAC computation.
mbedtls_md_type_t mbedtls_md_get_type(const mbedtls_md_info_t *md_info)
This function extracts the message-digest type from the message-digest information structure.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_md_clone(mbedtls_md_context_t *dst, const mbedtls_md_context_t *src)
This function clones the state of a message-digest context.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_md_setup(mbedtls_md_context_t *ctx, const mbedtls_md_info_t *md_info, int hmac)
This function selects the message digest algorithm to use, and allocates internal structures.
#define MBEDTLS_DEPRECATED
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_md(const mbedtls_md_info_t *md_info, const unsigned char *input, size_t ilen, unsigned char *output)
This function calculates the message-digest of a buffer, with respect to a configurable message-diges...
const mbedtls_md_info_t * mbedtls_md_info_from_string(const char *md_name)
This function returns the message-digest information associated with the given digest name.
const mbedtls_md_info_t * mbedtls_md_info_from_type(mbedtls_md_type_t md_type)
This function returns the message-digest information associated with the given digest type.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_md_process(mbedtls_md_context_t *ctx, const unsigned char *data)
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_md_update(mbedtls_md_context_t *ctx, const unsigned char *input, size_t ilen)
This function feeds an input buffer into an ongoing message-digest computation.
void mbedtls_md_init(mbedtls_md_context_t *ctx)
This function initializes a message-digest context without binding it to a particular message-digest ...
unsigned char mbedtls_md_get_size(const mbedtls_md_info_t *md_info)
This function extracts the message-digest size from the message-digest information structure.
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_md_file(const mbedtls_md_info_t *md_info, const char *path, unsigned char *output)
This function calculates the message-digest checksum result of the contents of the provided file.
void mbedtls_md_free(mbedtls_md_context_t *ctx)
This function clears the internal structure of ctx and frees any embedded internal structure,...
MBEDTLS_CHECK_RETURN_TYPICAL int mbedtls_md_hmac_starts(mbedtls_md_context_t *ctx, const unsigned char *key, size_t keylen)
This function sets the HMAC key and prepares to authenticate a new message.
const mbedtls_md_info_t * md_info