mbedtls/tests/suites/test_suite_entropy.data
Gilles Peskine 65fc0686a7 Add tests to ensure that we gather as much entropy as expected
There were tests to ensure that each entropy source reaches its
threshold, but no test that covers the total amount of entropy. Add
test cases with a known set of entropy sources and make sure that we
always gather at least MBEDTLS_ENTROPY_BLOCK_SIZE bytes from a strong
source.
2019-10-08 15:01:34 +02:00

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Create NV seed_file
nv_seed_file_create:
Entropy write/update seed file: good
entropy_seed_file:"data_files/entropy_seed":0
Entropy write/update seed file: nonexistent
entropy_seed_file:"no_such_dir/file":MBEDTLS_ERR_ENTROPY_FILE_IO_ERROR
Entropy no sources
entropy_no_sources:
Entropy too many sources
entropy_too_many_sources:
Entropy output length: 0
entropy_func_len:0:0
Entropy output length: 1
entropy_func_len:1:0
Entropy output length: 2
entropy_func_len:2:0
Entropy output length: 31
entropy_func_len:31:0
Entropy output length: 65 > BLOCK_SIZE
entropy_func_len:65:MBEDTLS_ERR_ENTROPY_SOURCE_FAILED
Entropy failing source
entropy_source_fail:"data_files/entropy_seed"
Entropy threshold: 16=2*8
entropy_threshold:16:2:8
Entropy threshold: 32=1*32
entropy_threshold:32:1:32
Entropy threshold: 0* never reaches the threshold
entropy_threshold:16:0:MBEDTLS_ERR_ENTROPY_SOURCE_FAILED
Entropy threshold: 1024 never reached
entropy_threshold:1024:1:MBEDTLS_ERR_ENTROPY_SOURCE_FAILED
Entropy calls: no strong
entropy_calls:MBEDTLS_ENTROPY_SOURCE_WEAK:MBEDTLS_ENTROPY_SOURCE_WEAK:1:MBEDTLS_ENTROPY_BLOCK_SIZE:MBEDTLS_ERR_ENTROPY_NO_STRONG_SOURCE
Entropy calls: 1 strong, 1*BLOCK_SIZE
entropy_calls:MBEDTLS_ENTROPY_SOURCE_STRONG:MBEDTLS_ENTROPY_SOURCE_WEAK:1:MBEDTLS_ENTROPY_BLOCK_SIZE:1
Entropy calls: 1 strong, 2*(BLOCK_SIZE/2)
entropy_calls:MBEDTLS_ENTROPY_SOURCE_STRONG:MBEDTLS_ENTROPY_SOURCE_WEAK:1:(MBEDTLS_ENTROPY_BLOCK_SIZE+1)/2:2
Entropy calls: 1 strong, BLOCK_SIZE*1
entropy_calls:MBEDTLS_ENTROPY_SOURCE_STRONG:MBEDTLS_ENTROPY_SOURCE_WEAK:1:1:MBEDTLS_ENTROPY_BLOCK_SIZE
Entropy calls: 1 strong, 2*BLOCK_SIZE to reach threshold
entropy_calls:MBEDTLS_ENTROPY_SOURCE_STRONG:MBEDTLS_ENTROPY_SOURCE_WEAK:MBEDTLS_ENTROPY_BLOCK_SIZE+1:MBEDTLS_ENTROPY_BLOCK_SIZE:2
Entropy calls: 2 strong, BLOCK_SIZE/2 each
entropy_calls:MBEDTLS_ENTROPY_SOURCE_STRONG:MBEDTLS_ENTROPY_SOURCE_WEAK:(MBEDTLS_ENTROPY_BLOCK_SIZE+1)/2:(MBEDTLS_ENTROPY_BLOCK_SIZE+1)/2:2
Check NV seed standard IO
entropy_nv_seed_std_io:
Check NV seed manually #1
entropy_nv_seed:"00112233445566778899AABBCCDDEEFF00112233445566778899AABBCCDDEEFF00112233445566778899AABBCCDDEEFF00112233445566778899AABBCCDDEEFF"
Check NV seed manually #2
entropy_nv_seed:"00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"
Check NV seed manually #3
entropy_nv_seed:"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
Entropy self test
depends_on:!MBEDTLS_TEST_NULL_ENTROPY
entropy_selftest:0
Entropy self test (MBEDTLS_TEST_NULL_ENTROPY)
depends_on:MBEDTLS_TEST_NULL_ENTROPY
entropy_selftest:1