ECDSA私钥可通过mbedtls_mpi_read_binary导入,ECDSA公钥可通过mbedtls_ecp_point_read_binary导入。 4. 数字签名加签 int mbedtls_ecdsa_write_signature( mbedtls_ecdsa_context *ctx, mbedtls_md_type_t md_alg, const unsigned char *hash, size_t hlen, unsigned char *sig, size_t *slen, int (*f_rng...
uint32_t status= mbedtls_mpi_read_binary(&mpi, m_certificate->serial.p, m_certificate->serial.len);constint32_t strMaxLen =128;charstr[strMaxLen] = {0}; size_t returnLen; uint32_t radix=16; status= mbedtls_mpi_write_string(&mpi, radix, str, strMaxLen, &returnLen); serialNumbe...
p [0] & 1 ) == 0 ) 00170 return( MBEDTLS_ERR_RSA_KEY_CHECK_FAILED ); 00171 00172 if( mbedtls_mpi_bitlen( &ctx->N ) < 128 || 00173 mbedtls_mpi_bitlen( &ctx->N ) > MBEDTLS_MPI_MAX_BITS ) 00174 return( MBEDTLS_ERR_RSA_KEY_CHECK_FAILED ); 00175 00176 if( mbedtls_mpi_...
mbedtls_mpi client_secret, server_secret; mbedtls_mpi client_pri, server_pri; /* 1. init structure */ mbedtls_entropy_init(&entropy); mbedtls_ctr_drbg_init(&ctr_drbg); mbedtls_mpi_init(&client_secret); mbedtls_mpi_init(&server_secret); mbedtls_mpi_init(&client_pri); mbedtls_mpi_init(...
mbedtls_mpi_read_binary(&operation->s, signature + operation->curve_bytes, operation->curve_bytes)); if (status != PSA_SUCCESS) { return status; } /* Check whether the public part is loaded. If not, load it. */ if (mbedtls_ecp_is_zero(&operation->ctx->Q)) { int ret = MBEDTL...
if( ( ret = mbedtls_mpi_read_binary( &ctx->GY, input, ilen ) ) != 0 ) return( MBEDTLS_ERR_DHM_READ_PUBLIC_FAILED + ret ); return( 0 ); } /* * Create own private value X and export G^X */ int mbedtls_dhm_make_public( mbedtls_dhm_context *ctx, int x_size, unsigned cha...
Import a point from unsigned binary data. Parameters: grpGroup to which the point should belong PPoint to import bufInput buffer ilenActual length of input Returns: 0 if successful, MBEDTLS_ERR_ECP_BAD_INPUT_DATA if input is invalid, MBEDTLS_ERR_MPI_ALLOC_FAILED if memory allocation failed,...
mbedtls_mpi P, G; mbedtls_mpi_init(&P); mbedtls_mpi_init(&G); for (i = 0; (size_t) i < sizeof(dhm_sizes) / sizeof(dhm_sizes[0]); i++) { mbedtls_dhm_init(&dhm); if (mbedtls_mpi_read_binary(&P, dhm_P[i], ...
Or, alternatively, is there a way I can convert my signature from RAW into DER or PEM so I can use “mbedtls_ecdsa_read_signature_restartable” ? Currently I load my signature in raw format using ‘mbedtls_mpi_read_binary’ for ‘r’ and ‘s’ and then call ‘mbedtls_ecdsa_ve...
if ((ret = mbedtls_mpi_read_binary(&ctx->GY, input, ilen)) != 0) { return MBEDTLS_ERROR_ADD(MBEDTLS_ERR_DHM_READ_PUBLIC_FAILED, ret); } return 0; } /* * Create own private value X and export G^X */ int mbedtls_dhm_make_public(mbedtls_dhm_context *ctx, ...