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Add intermediate variable to represent the bytes of big num

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Signed-off-by: Xiaokang Qian <xiaokang.qian@arm.com>
This commit is contained in:
Xiaokang Qian 2023-05-29 07:13:50 +00:00
parent ebc2478e06
commit da5cf4896e
1 changed files with 6 additions and 4 deletions
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10
tests/suites/test_suite_ecp.function
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@ -1568,6 +1568,7 @@ exit:
void ecp_mod_read_write(char *input_A, int id, int ctype) void ecp_mod_read_write(char *input_A, int id, int ctype)
{ {
size_t limbs; size_t limbs;
size_t bytes;
mbedtls_mpi_mod_modulus m; mbedtls_mpi_mod_modulus m;
mbedtls_mpi_mod_residue rA; // For input mbedtls_mpi_mod_residue rA; // For input
mbedtls_mpi_mod_residue rX; // For read back mbedtls_mpi_mod_residue rX; // For read back
@ -1588,17 +1589,18 @@ void ecp_mod_read_write(char *input_A, int id, int ctype)
ASSERT_ALLOC(rX_raw, limbs); ASSERT_ALLOC(rX_raw, limbs);
TEST_EQUAL(0, mbedtls_mpi_mod_residue_setup(&rX, &m, rX_raw, limbs)); TEST_EQUAL(0, mbedtls_mpi_mod_residue_setup(&rX, &m, rX_raw, limbs));
bytes = limbs * ciL;
ASSERT_ALLOC(bufx, limbs); ASSERT_ALLOC(bufx, limbs);
TEST_EQUAL(0, mbedtls_mpi_mod_write(&rA, &m, (unsigned char *) bufx, TEST_EQUAL(0, mbedtls_mpi_mod_write(&rA, &m, (unsigned char *) bufx,
limbs * ciL, bytes,
MBEDTLS_MPI_MOD_EXT_REP_LE)); MBEDTLS_MPI_MOD_EXT_REP_LE));
TEST_EQUAL(0, mbedtls_mpi_mod_read(&rX, &m, (unsigned char *) bufx, TEST_EQUAL(0, mbedtls_mpi_mod_read(&rX, &m, (unsigned char *) bufx,
limbs * ciL, bytes,
MBEDTLS_MPI_MOD_EXT_REP_LE)); MBEDTLS_MPI_MOD_EXT_REP_LE));
TEST_EQUAL(rA.limbs, rX.limbs); TEST_EQUAL(limbs, rX.limbs);
ASSERT_COMPARE(rA.p, rA.limbs * ciL, rX.p, rA.limbs * ciL); ASSERT_COMPARE(rA.p, bytes, rX.p, bytes);
exit: exit:
mbedtls_mpi_mod_modulus_free(&m); mbedtls_mpi_mod_modulus_free(&m);