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Merge pull request #7120 from mpg/md-light

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Define "MD light" subset of MD
This commit is contained in:
Manuel Pégourié-Gonnard 2023-03-06 11:02:19 +01:00 committed by GitHub
commit 228a30d16c
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 246 additions and 239 deletions
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7
include/mbedtls/build_info.h
View file

@ -80,6 +80,13 @@
#include MBEDTLS_USER_CONFIG_FILE
#endif
/* Auto-enable MBEDTLS_MD_LIGHT based on MBEDTLS_MD_C.
* This allows checking for MD_LIGHT rather than MD_LIGHT || MD_C.
*/
#if defined(MBEDTLS_MD_C)
#define MBEDTLS_MD_LIGHT
#endif
/* If MBEDTLS_PSA_CRYPTO_C is defined, make sure MBEDTLS_PSA_CRYPTO_CLIENT
* is defined as well to include all PSA code.
*/

2
include/mbedtls/mbedtls_config.h
View file

@ -2671,7 +2671,7 @@
/**
* \def MBEDTLS_MD_C
*
* Enable the generic message digest layer.
* Enable the generic layer for message digest (hashing) and HMAC.
*
* Requires: one of: MBEDTLS_MD5_C, MBEDTLS_RIPEMD160_C, MBEDTLS_SHA1_C,
* MBEDTLS_SHA224_C, MBEDTLS_SHA256_C, MBEDTLS_SHA384_C,

103
include/mbedtls/md.h
View file

@ -1,7 +1,8 @@
/**
* \file md.h
*
* \brief This file contains the generic message-digest wrapper.
* \brief This file contains the generic functions for message-digest
* (hashing) and HMAC.
*
* \author Adriaan de Jong <dejong@fox-it.com>
*/
@ -107,30 +108,6 @@ typedef struct mbedtls_md_context_t {
void *MBEDTLS_PRIVATE(hmac_ctx);
} mbedtls_md_context_t;
/**
* \brief This function returns the list of digests supported by the
* generic digest module.
*
* \note The list starts with the strongest available hashes.
*
* \return A statically allocated array of digests. Each element
* in the returned list is an integer belonging to the
* message-digest enumeration #mbedtls_md_type_t.
* The last entry is 0.
*/
const int *mbedtls_md_list(void);
/**
* \brief This function returns the message-digest information
* associated with the given digest name.
*
* \param md_name The name of the digest to search for.
*
* \return The message-digest information associated with \p md_name.
* \return NULL if the associated message-digest information is not found.
*/
const mbedtls_md_info_t *mbedtls_md_info_from_string(const char *md_name);
/**
* \brief This function returns the message-digest information
* associated with the given digest type.
@ -142,19 +119,6 @@ const mbedtls_md_info_t *mbedtls_md_info_from_string(const char *md_name);
*/
const mbedtls_md_info_t *mbedtls_md_info_from_type(mbedtls_md_type_t md_type);
/**
* \brief This function returns the message-digest information
* from the given context.
*
* \param ctx The context from which to extract the information.
* This must be initialized (or \c NULL).
*
* \return The message-digest information associated with \p ctx.
* \return \c NULL if \p ctx is \c NULL.
*/
const mbedtls_md_info_t *mbedtls_md_info_from_ctx(
const mbedtls_md_context_t *ctx);
/**
* \brief This function initializes a message-digest context without
* binding it to a particular message-digest algorithm.
@ -248,17 +212,6 @@ unsigned char mbedtls_md_get_size(const mbedtls_md_info_t *md_info);
*/
mbedtls_md_type_t mbedtls_md_get_type(const mbedtls_md_info_t *md_info);
/**
* \brief This function extracts the message-digest name from the
* message-digest information structure.
*
* \param md_info The information structure of the message-digest algorithm
* to use.
*
* \return The name of the message digest.
*/
const char *mbedtls_md_get_name(const mbedtls_md_info_t *md_info);
/**
* \brief This function starts a message-digest computation.
*
@ -337,6 +290,54 @@ MBEDTLS_CHECK_RETURN_TYPICAL
int mbedtls_md(const mbedtls_md_info_t *md_info, const unsigned char *input, size_t ilen,
unsigned char *output);
/**
* \brief This function returns the list of digests supported by the
* generic digest module.
*
* \note The list starts with the strongest available hashes.
*
* \return A statically allocated array of digests. Each element
* in the returned list is an integer belonging to the
* message-digest enumeration #mbedtls_md_type_t.
* The last entry is 0.
*/
const int *mbedtls_md_list(void);
/**
* \brief This function returns the message-digest information
* associated with the given digest name.
*
* \param md_name The name of the digest to search for.
*
* \return The message-digest information associated with \p md_name.
* \return NULL if the associated message-digest information is not found.
*/
const mbedtls_md_info_t *mbedtls_md_info_from_string(const char *md_name);
/**
* \brief This function extracts the message-digest name from the
* message-digest information structure.
*
* \param md_info The information structure of the message-digest algorithm
* to use.
*
* \return The name of the message digest.
*/
const char *mbedtls_md_get_name(const mbedtls_md_info_t *md_info);
/**
* \brief This function returns the message-digest information
* from the given context.
*
* \param ctx The context from which to extract the information.
* This must be initialized (or \c NULL).
*
* \return The message-digest information associated with \p ctx.
* \return \c NULL if \p ctx is \c NULL.
*/
const mbedtls_md_info_t *mbedtls_md_info_from_ctx(
const mbedtls_md_context_t *ctx);
#if defined(MBEDTLS_FS_IO)
/**
* \brief This function calculates the message-digest checksum
@ -471,10 +472,6 @@ int mbedtls_md_hmac(const mbedtls_md_info_t *md_info, const unsigned char *key,
const unsigned char *input, size_t ilen,
unsigned char *output);
/* Internal use */
MBEDTLS_CHECK_RETURN_TYPICAL
int mbedtls_md_process(mbedtls_md_context_t *ctx, const unsigned char *data);
#ifdef __cplusplus
}
#endif

292
library/md.c
View file

@ -23,7 +23,23 @@
#include "common.h"
#if defined(MBEDTLS_MD_C)
/*
* Availability of functions in this module is controlled by two
* feature macros:
* - MBEDTLS_MD_C enables the whole module;
* - MBEDTLS_MD_LIGHT enables only functions for hashing and accessing
* most hash metadata (everything except string names); is it
* automatically set whenever MBEDTLS_MD_C is defined.
*
* In this file, functions from MD_LIGHT are at the top, MD_C at the end.
*
* In the future we may want to change the contract of some functions
* (behaviour with NULL arguments) depending on whether MD_C is defined or
* only MD_LIGHT. Also, the exact scope of MD_LIGHT might vary.
*
* For these reasons, we're keeping MD_LIGHT internal for now.
*/
#if defined(MBEDTLS_MD_LIGHT)
#include "mbedtls/md.h"
#include "md_wrap.h"
@ -107,91 +123,6 @@ const mbedtls_md_info_t mbedtls_sha512_info = {
};
#endif
/*
* Reminder: update profiles in x509_crt.c when adding a new hash!
*/
static const int supported_digests[] = {
#if defined(MBEDTLS_SHA512_C)
MBEDTLS_MD_SHA512,
#endif
#if defined(MBEDTLS_SHA384_C)
MBEDTLS_MD_SHA384,
#endif
#if defined(MBEDTLS_SHA256_C)
MBEDTLS_MD_SHA256,
#endif
#if defined(MBEDTLS_SHA224_C)
MBEDTLS_MD_SHA224,
#endif
#if defined(MBEDTLS_SHA1_C)
MBEDTLS_MD_SHA1,
#endif
#if defined(MBEDTLS_RIPEMD160_C)
MBEDTLS_MD_RIPEMD160,
#endif
#if defined(MBEDTLS_MD5_C)
MBEDTLS_MD_MD5,
#endif
MBEDTLS_MD_NONE
};
const int *mbedtls_md_list(void)
{
return supported_digests;
}
const mbedtls_md_info_t *mbedtls_md_info_from_string(const char *md_name)
{
if (NULL == md_name) {
return NULL;
}
/* Get the appropriate digest information */
#if defined(MBEDTLS_MD5_C)
if (!strcmp("MD5", md_name)) {
return mbedtls_md_info_from_type(MBEDTLS_MD_MD5);
}
#endif
#if defined(MBEDTLS_RIPEMD160_C)
if (!strcmp("RIPEMD160", md_name)) {
return mbedtls_md_info_from_type(MBEDTLS_MD_RIPEMD160);
}
#endif
#if defined(MBEDTLS_SHA1_C)
if (!strcmp("SHA1", md_name) || !strcmp("SHA", md_name)) {
return mbedtls_md_info_from_type(MBEDTLS_MD_SHA1);
}
#endif
#if defined(MBEDTLS_SHA224_C)
if (!strcmp("SHA224", md_name)) {
return mbedtls_md_info_from_type(MBEDTLS_MD_SHA224);
}
#endif
#if defined(MBEDTLS_SHA256_C)
if (!strcmp("SHA256", md_name)) {
return mbedtls_md_info_from_type(MBEDTLS_MD_SHA256);
}
#endif
#if defined(MBEDTLS_SHA384_C)
if (!strcmp("SHA384", md_name)) {
return mbedtls_md_info_from_type(MBEDTLS_MD_SHA384);
}
#endif
#if defined(MBEDTLS_SHA512_C)
if (!strcmp("SHA512", md_name)) {
return mbedtls_md_info_from_type(MBEDTLS_MD_SHA512);
}
#endif
return NULL;
}
const mbedtls_md_info_t *mbedtls_md_info_from_type(mbedtls_md_type_t md_type)
{
switch (md_type) {
@ -228,16 +159,6 @@ const mbedtls_md_info_t *mbedtls_md_info_from_type(mbedtls_md_type_t md_type)
}
}
const mbedtls_md_info_t *mbedtls_md_info_from_ctx(
const mbedtls_md_context_t *ctx)
{
if (ctx == NULL) {
return NULL;
}
return ctx->MBEDTLS_PRIVATE(md_info);
}
void mbedtls_md_init(mbedtls_md_context_t *ctx)
{
memset(ctx, 0, sizeof(mbedtls_md_context_t));
@ -586,6 +507,125 @@ int mbedtls_md(const mbedtls_md_info_t *md_info, const unsigned char *input, siz
}
}
unsigned char mbedtls_md_get_size(const mbedtls_md_info_t *md_info)
{
if (md_info == NULL) {
return 0;
}
return md_info->size;
}
mbedtls_md_type_t mbedtls_md_get_type(const mbedtls_md_info_t *md_info)
{
if (md_info == NULL) {
return MBEDTLS_MD_NONE;
}
return md_info->type;
}
/************************************************************************
* Functions above this separator are part of MBEDTLS_MD_LIGHT, *
* functions below are only available when MBEDTLS_MD_C is set. *
************************************************************************/
#if defined(MBEDTLS_MD_C)
/*
* Reminder: update profiles in x509_crt.c when adding a new hash!
*/
static const int supported_digests[] = {
#if defined(MBEDTLS_SHA512_C)
MBEDTLS_MD_SHA512,
#endif
#if defined(MBEDTLS_SHA384_C)
MBEDTLS_MD_SHA384,
#endif
#if defined(MBEDTLS_SHA256_C)
MBEDTLS_MD_SHA256,
#endif
#if defined(MBEDTLS_SHA224_C)
MBEDTLS_MD_SHA224,
#endif
#if defined(MBEDTLS_SHA1_C)
MBEDTLS_MD_SHA1,
#endif
#if defined(MBEDTLS_RIPEMD160_C)
MBEDTLS_MD_RIPEMD160,
#endif
#if defined(MBEDTLS_MD5_C)
MBEDTLS_MD_MD5,
#endif
MBEDTLS_MD_NONE
};
const int *mbedtls_md_list(void)
{
return supported_digests;
}
const mbedtls_md_info_t *mbedtls_md_info_from_string(const char *md_name)
{
if (NULL == md_name) {
return NULL;
}
/* Get the appropriate digest information */
#if defined(MBEDTLS_MD5_C)
if (!strcmp("MD5", md_name)) {
return mbedtls_md_info_from_type(MBEDTLS_MD_MD5);
}
#endif
#if defined(MBEDTLS_RIPEMD160_C)
if (!strcmp("RIPEMD160", md_name)) {
return mbedtls_md_info_from_type(MBEDTLS_MD_RIPEMD160);
}
#endif
#if defined(MBEDTLS_SHA1_C)
if (!strcmp("SHA1", md_name) || !strcmp("SHA", md_name)) {
return mbedtls_md_info_from_type(MBEDTLS_MD_SHA1);
}
#endif
#if defined(MBEDTLS_SHA224_C)
if (!strcmp("SHA224", md_name)) {
return mbedtls_md_info_from_type(MBEDTLS_MD_SHA224);
}
#endif
#if defined(MBEDTLS_SHA256_C)
if (!strcmp("SHA256", md_name)) {
return mbedtls_md_info_from_type(MBEDTLS_MD_SHA256);
}
#endif
#if defined(MBEDTLS_SHA384_C)
if (!strcmp("SHA384", md_name)) {
return mbedtls_md_info_from_type(MBEDTLS_MD_SHA384);
}
#endif
#if defined(MBEDTLS_SHA512_C)
if (!strcmp("SHA512", md_name)) {
return mbedtls_md_info_from_type(MBEDTLS_MD_SHA512);
}
#endif
return NULL;
}
const mbedtls_md_info_t *mbedtls_md_info_from_ctx(
const mbedtls_md_context_t *ctx)
{
if (ctx == NULL) {
return NULL;
}
return ctx->MBEDTLS_PRIVATE(md_info);
}
#if defined(MBEDTLS_FS_IO)
int mbedtls_md_file(const mbedtls_md_info_t *md_info, const char *path, unsigned char *output)
{
@ -774,64 +814,6 @@ cleanup:
return ret;
}
int mbedtls_md_process(mbedtls_md_context_t *ctx, const unsigned char *data)
{
if (ctx == NULL || ctx->md_info == NULL) {
return MBEDTLS_ERR_MD_BAD_INPUT_DATA;
}
switch (ctx->md_info->type) {
#if defined(MBEDTLS_MD5_C)
case MBEDTLS_MD_MD5:
return mbedtls_internal_md5_process(ctx->md_ctx, data);
#endif
#if defined(MBEDTLS_RIPEMD160_C)
case MBEDTLS_MD_RIPEMD160:
return mbedtls_internal_ripemd160_process(ctx->md_ctx, data);
#endif
#if defined(MBEDTLS_SHA1_C)
case MBEDTLS_MD_SHA1:
return mbedtls_internal_sha1_process(ctx->md_ctx, data);
#endif
#if defined(MBEDTLS_SHA224_C)
case MBEDTLS_MD_SHA224:
return mbedtls_internal_sha256_process(ctx->md_ctx, data);
#endif
#if defined(MBEDTLS_SHA256_C)
case MBEDTLS_MD_SHA256:
return mbedtls_internal_sha256_process(ctx->md_ctx, data);
#endif
#if defined(MBEDTLS_SHA384_C)
case MBEDTLS_MD_SHA384:
return mbedtls_internal_sha512_process(ctx->md_ctx, data);
#endif
#if defined(MBEDTLS_SHA512_C)
case MBEDTLS_MD_SHA512:
return mbedtls_internal_sha512_process(ctx->md_ctx, data);
#endif
default:
return MBEDTLS_ERR_MD_BAD_INPUT_DATA;
}
}
unsigned char mbedtls_md_get_size(const mbedtls_md_info_t *md_info)
{
if (md_info == NULL) {
return 0;
}
return md_info->size;
}
mbedtls_md_type_t mbedtls_md_get_type(const mbedtls_md_info_t *md_info)
{
if (md_info == NULL) {
return MBEDTLS_MD_NONE;
}
return md_info->type;
}
const char *mbedtls_md_get_name(const mbedtls_md_info_t *md_info)
{
if (md_info == NULL) {
@ -842,3 +824,5 @@ const char *mbedtls_md_get_name(const mbedtls_md_info_t *md_info)
}
#endif /* MBEDTLS_MD_C */
#endif /* MBEDTLS_MD_LIGHT */

23
tests/scripts/all.sh
View file

@ -1219,19 +1219,25 @@ component_test_psa_external_rng_no_drbg_use_psa () {
tests/ssl-opt.sh -f 'Default\|opaque'
}
component_test_crypto_full_no_md () {
msg "build: crypto_full minus MD"
component_test_crypto_full_md_light_only () {
msg "build: crypto_full with only the light subset of MD"
scripts/config.py crypto_full
# Disable MD
scripts/config.py unset MBEDTLS_MD_C
# Direct dependencies
# Disable direct dependencies of MD
scripts/config.py unset MBEDTLS_HKDF_C
scripts/config.py unset MBEDTLS_HMAC_DRBG_C
scripts/config.py unset MBEDTLS_PKCS7_C
# Indirect dependencies
scripts/config.py unset MBEDTLS_ECDSA_DETERMINISTIC
make
# Disable indirect dependencies of MD
scripts/config.py unset MBEDTLS_ECDSA_DETERMINISTIC # needs HMAC_DRBG
# Enable "light" subset of MD
make CFLAGS="$ASAN_CFLAGS -DMBEDTLS_MD_LIGHT" LDFLAGS="$ASAN_CFLAGS"
msg "test: crypto_full minus MD"
# Make sure we don't have the HMAC functions, but the hashing functions
not grep mbedtls_md_hmac library/md.o
grep mbedtls_md library/md.o
msg "test: crypto_full with only the light subset of MD"
make test
}
@ -2346,8 +2352,7 @@ config_psa_crypto_hash_use_psa () {
scripts/config.py unset MBEDTLS_ENTROPY_C
scripts/config.py unset MBEDTLS_ENTROPY_NV_SEED # depends on ENTROPY_C
scripts/config.py unset MBEDTLS_PLATFORM_NV_SEED_ALT # depends on former
# Also unset MD_C and things that depend on it;
# see component_test_crypto_full_no_md.
# Also unset MD_C and things that depend on it.
if [ "$DRIVER_ONLY" -eq 1 ]; then
scripts/config.py unset MBEDTLS_MD_C
fi

4
tests/suites/test_suite_md.data
View file

@ -1,6 +1,6 @@
# Tests of the generic message digest interface
MD process
mbedtls_md_process:
MD list
mbedtls_md_list:
MD NULL/uninitialised arguments
md_null_args:

54
tests/suites/test_suite_md.function
View file

@ -3,35 +3,29 @@
/* END_HEADER */
/* BEGIN_DEPENDENCIES
* depends_on:MBEDTLS_MD_C
* depends_on:MBEDTLS_MD_LIGHT
* END_DEPENDENCIES
*/
/* BEGIN_CASE */
void mbedtls_md_process()
/* BEGIN_CASE depends_on:MBEDTLS_MD_C */
void mbedtls_md_list()
{
const int *md_type_ptr;
const mbedtls_md_info_t *info;
mbedtls_md_context_t ctx;
unsigned char buf[150];
unsigned char out[MBEDTLS_MD_MAX_SIZE] = { 0 };
mbedtls_md_init(&ctx);
memset(buf, 0, sizeof(buf));
/*
* Very minimal testing of mbedtls_md_process, just make sure the various
* xxx_process_wrap() function pointers are valid. (Testing that they
* indeed do the right thing would require messing with the internal
* state of the underlying mbedtls_md/sha context.)
*
* Also tests that mbedtls_md_list() only returns valid MDs.
* Test that mbedtls_md_list() only returns valid MDs.
*/
for (md_type_ptr = mbedtls_md_list(); *md_type_ptr != 0; md_type_ptr++) {
info = mbedtls_md_info_from_type(*md_type_ptr);
TEST_ASSERT(info != NULL);
TEST_EQUAL(0, mbedtls_md_setup(&ctx, info, 0));
TEST_EQUAL(0, mbedtls_md_starts(&ctx));
TEST_EQUAL(0, mbedtls_md_process(&ctx, buf));
TEST_EQUAL(0, mbedtls_md_finish(&ctx, out));
mbedtls_md_free(&ctx);
}
@ -44,21 +38,27 @@ exit:
void md_null_args()
{
mbedtls_md_context_t ctx;
#if defined(MBEDTLS_MD_C)
const mbedtls_md_info_t *info = mbedtls_md_info_from_type(*(mbedtls_md_list()));
#endif
unsigned char buf[1] = { 0 };
mbedtls_md_init(&ctx);
TEST_EQUAL(0, mbedtls_md_get_size(NULL));
#if defined(MBEDTLS_MD_C)
TEST_EQUAL(mbedtls_md_get_type(NULL), MBEDTLS_MD_NONE);
TEST_ASSERT(mbedtls_md_get_name(NULL) == NULL);
TEST_ASSERT(mbedtls_md_info_from_string(NULL) == NULL);
TEST_ASSERT(mbedtls_md_info_from_ctx(NULL) == NULL);
TEST_ASSERT(mbedtls_md_info_from_ctx(&ctx) == NULL);
#endif /* MBEDTLS_MD_C */
TEST_EQUAL(mbedtls_md_setup(&ctx, NULL, 0), MBEDTLS_ERR_MD_BAD_INPUT_DATA);
#if defined(MBEDTLS_MD_C)
TEST_EQUAL(mbedtls_md_setup(NULL, info, 0), MBEDTLS_ERR_MD_BAD_INPUT_DATA);
#endif
TEST_EQUAL(mbedtls_md_starts(NULL), MBEDTLS_ERR_MD_BAD_INPUT_DATA);
TEST_EQUAL(mbedtls_md_starts(&ctx), MBEDTLS_ERR_MD_BAD_INPUT_DATA);
@ -71,6 +71,7 @@ void md_null_args()
TEST_EQUAL(mbedtls_md(NULL, buf, 1, buf), MBEDTLS_ERR_MD_BAD_INPUT_DATA);
#if defined(MBEDTLS_MD_C)
#if defined(MBEDTLS_FS_IO)
TEST_EQUAL(mbedtls_md_file(NULL, "", buf), MBEDTLS_ERR_MD_BAD_INPUT_DATA);
#endif
@ -93,13 +94,13 @@ void md_null_args()
TEST_EQUAL(mbedtls_md_hmac(NULL, buf, 1, buf, 1, buf),
MBEDTLS_ERR_MD_BAD_INPUT_DATA);
TEST_EQUAL(mbedtls_md_process(NULL, buf), MBEDTLS_ERR_MD_BAD_INPUT_DATA);
TEST_EQUAL(mbedtls_md_process(&ctx, buf), MBEDTLS_ERR_MD_BAD_INPUT_DATA);
#endif /* MBEDTLS_MD_C */
/* Ok, this is not NULL arg but NULL return... */
TEST_ASSERT(mbedtls_md_info_from_type(MBEDTLS_MD_NONE) == NULL);
#if defined(MBEDTLS_MD_C)
TEST_ASSERT(mbedtls_md_info_from_string("no such md") == NULL);
#endif
}
/* END_CASE */
@ -107,24 +108,31 @@ void md_null_args()
void md_info(int md_type, char *md_name, int md_size)
{
const mbedtls_md_info_t *md_info;
#if defined(MBEDTLS_MD_C)
const int *md_type_ptr;
int found;
#else
(void) md_name;
#endif
md_info = mbedtls_md_info_from_type(md_type);
TEST_ASSERT(md_info != NULL);
#if defined(MBEDTLS_MD_C)
TEST_ASSERT(md_info == mbedtls_md_info_from_string(md_name));
#endif
TEST_EQUAL(mbedtls_md_get_type(md_info), (mbedtls_md_type_t) md_type);
TEST_EQUAL(mbedtls_md_get_size(md_info), (unsigned char) md_size);
#if defined(MBEDTLS_MD_C)
TEST_EQUAL(0, strcmp(mbedtls_md_get_name(md_info), md_name));
found = 0;
int found = 0;
for (md_type_ptr = mbedtls_md_list(); *md_type_ptr != 0; md_type_ptr++) {
if (*md_type_ptr == md_type) {
found = 1;
}
}
TEST_EQUAL(found, 1);
#endif /* MBEDTLS_MD_C */
}
/* END_CASE */
@ -182,8 +190,10 @@ void md_text_multi(int md_type, char *text_src_string,
TEST_ASSERT(md_info != NULL);
TEST_EQUAL(0, mbedtls_md_setup(&ctx, md_info, 0));
TEST_EQUAL(0, mbedtls_md_setup(&ctx_copy, md_info, 0));
#if defined(MBEDTLS_MD_C)
TEST_ASSERT(mbedtls_md_info_from_ctx(&ctx) == md_info);
TEST_ASSERT(mbedtls_md_info_from_ctx(&ctx_copy) == md_info);
#endif /* MBEDTLS_MD_C */
TEST_EQUAL(0, mbedtls_md_starts(&ctx));
TEST_ASSERT(ctx.md_ctx != NULL);
@ -222,8 +232,10 @@ void md_hex_multi(int md_type, data_t *src_str, data_t *hash)
TEST_ASSERT(md_info != NULL);
TEST_EQUAL(0, mbedtls_md_setup(&ctx, md_info, 0));
TEST_EQUAL(0, mbedtls_md_setup(&ctx_copy, md_info, 0));
#if defined(MBEDTLS_MD_C)
TEST_ASSERT(mbedtls_md_info_from_ctx(&ctx) == md_info);
TEST_ASSERT(mbedtls_md_info_from_ctx(&ctx_copy) == md_info);
#endif /* MBEDTLS_MD_C */
halfway = src_str->len / 2;
@ -249,7 +261,7 @@ exit:
}
/* END_CASE */
/* BEGIN_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_MD_C */
void mbedtls_md_hmac(int md_type, int trunc_size,
data_t *key_str, data_t *src_str,
data_t *hash)
@ -268,7 +280,7 @@ void mbedtls_md_hmac(int md_type, int trunc_size,
}
/* END_CASE */
/* BEGIN_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_MD_C */
void md_hmac_multi(int md_type, int trunc_size, data_t *key_str,
data_t *src_str, data_t *hash)
{
@ -282,7 +294,9 @@ void md_hmac_multi(int md_type, int trunc_size, data_t *key_str,
md_info = mbedtls_md_info_from_type(md_type);
TEST_ASSERT(md_info != NULL);
TEST_EQUAL(0, mbedtls_md_setup(&ctx, md_info, 1));
#if defined(MBEDTLS_MD_C)
TEST_ASSERT(mbedtls_md_info_from_ctx(&ctx) == md_info);
#endif
halfway = src_str->len / 2;
@ -309,7 +323,7 @@ exit:
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_FS_IO */
/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_MD_C */
void mbedtls_md_file(int md_type, char *filename,
data_t *hash)
{