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Merge pull request #10090 from valeriosetti/issue9618-development

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[development] MBEDTLS_PLATFORM_GET_ENTROPY_ALT in 4.0
This commit is contained in:
Gilles Peskine
2025-05-06 22:35:03 +02:00
committed by GitHub
parent 5f6c6334f8 7f8b7b768b
commit 2439c4c14a
15 changed files with 55 additions and 27 deletions
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programs/test/generate_cpp_dummy_build.sh
+4
View File
@@ -73,8 +73,12 @@ EOF
cat <<'EOF'
#include <iostream>
int main()
{
std::cout << "CPP dummy build\n";
mbedtls_platform_context *ctx = NULL;
mbedtls_platform_setup(ctx);
mbedtls_printf("CPP Build test passed\n");
programs/test/selftest.c
+11 -15
View File
@@ -211,11 +211,18 @@ static int run_test_snprintf(void)
* back.
*/
#if defined(MBEDTLS_SELF_TEST) && defined(MBEDTLS_ENTROPY_C)
#if defined(MBEDTLS_ENTROPY_NV_SEED) && !defined(MBEDTLS_NO_PLATFORM_ENTROPY)
#if defined(MBEDTLS_ENTROPY_NV_SEED) && !defined(MBEDTLS_PLATFORM_GET_ENTROPY_ALT)
static void dummy_entropy(unsigned char *output, size_t output_size)
{
srand(1);
for (size_t i = 0; i < output_size; i++) {
output[i] = rand();
}
}
static void create_entropy_seed_file(void)
{
int result;
size_t output_len = 0;
unsigned char seed_value[MBEDTLS_ENTROPY_BLOCK_SIZE];
/* Attempt to read the entropy seed file. If this fails - attempt to write
@@ -226,25 +233,14 @@ static void create_entropy_seed_file(void)
return;
}
result = mbedtls_platform_entropy_poll(NULL,
seed_value,
MBEDTLS_ENTROPY_BLOCK_SIZE,
&output_len);
if (0 != result) {
return;
}
if (MBEDTLS_ENTROPY_BLOCK_SIZE != output_len) {
return;
}
dummy_entropy(seed_value, MBEDTLS_ENTROPY_BLOCK_SIZE);
mbedtls_platform_std_nv_seed_write(seed_value, MBEDTLS_ENTROPY_BLOCK_SIZE);
}
#endif
static int mbedtls_entropy_self_test_wrapper(int verbose)
{
#if defined(MBEDTLS_ENTROPY_NV_SEED) && !defined(MBEDTLS_NO_PLATFORM_ENTROPY)
#if defined(MBEDTLS_ENTROPY_NV_SEED) && !defined(MBEDTLS_PLATFORM_GET_ENTROPY_ALT)
create_entropy_seed_file();
#endif
return mbedtls_entropy_self_test(verbose);