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Added back crypto treatment of certs as the keyfile is now passed in and the previous rng issue should no longer be relevent

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Signed-off-by: Ben Taylor <ben.taylor@linaro.org>
This commit is contained in:
Ben Taylor
2025-07-29 13:19:27 +01:00
parent 44703e4cc2
commit 1e2e2ea36d
1 changed files with 12 additions and 8 deletions
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20
tests/suites/test_suite_x509write.function
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@ -130,6 +130,9 @@ void x509_csr_check(char *key_file, char *cert_req_check_file, int md_type,
mbedtls_x509write_csr req;
unsigned char buf[4096];
int ret;
unsigned char check_buf[4000];
FILE *f;
size_t olen = 0;
size_t pem_len = 0, buf_index;
int der_len = -1;
const char *subject_name = "C=NL,O=PolarSSL,CN=PolarSSL Server 1";
@ -209,10 +212,14 @@ void x509_csr_check(char *key_file, char *cert_req_check_file, int md_type,
TEST_ASSERT(buf[buf_index] == 0);
}
// When using PSA crypto, RNG isn't controllable, so cert_req_check_file can't be used
(void) cert_req_check_file;
buf[pem_len] = '\0';
TEST_ASSERT(x509_crt_verifycsr(buf, pem_len + 1) == 0);
f = fopen(cert_req_check_file, "r"); //open the file
TEST_ASSERT(f != NULL); //check the file has been opened.
olen = fread(check_buf, 1, sizeof(check_buf), f); // read the file
fclose(f); // close the file
TEST_ASSERT(olen >= pem_len - 1);
TEST_ASSERT(memcmp(buf, check_buf, pem_len - 1) == 0);
der_len = mbedtls_x509write_csr_der(&req, buf, sizeof(buf));
TEST_ASSERT(der_len >= 0);
@ -221,10 +228,7 @@ void x509_csr_check(char *key_file, char *cert_req_check_file, int md_type,
goto exit;
}
// When using PSA crypto, RNG isn't controllable, result length isn't
// deterministic over multiple runs, removing a single byte isn't enough to
// go into the MBEDTLS_ERR_ASN1_BUF_TOO_SMALL error case
der_len /= 2;
der_len -= 1;
ret = mbedtls_x509write_csr_der(&req, buf, (size_t) (der_len));
TEST_ASSERT(ret == MBEDTLS_ERR_ASN1_BUF_TOO_SMALL);