358     unsigned char *buffer = NULL;  in wrap_data()  local
389     SYS_CHECK((buffer = calloc(1, buffer_size)) != NULL);  in wrap_data()
390     SYS_CHECK(fread(buffer, 1, input_size, input_file) == input_size);  in wrap_data()
404                                buffer, input_size,  in wrap_data()
405                                buffer, buffer_size,  in wrap_data()
414     SYS_CHECK(fwrite(buffer, 1, ciphertext_size,  in wrap_data()
426     if (buffer != NULL) {  in wrap_data()
427         mbedtls_platform_zeroize(buffer, buffer_size);  in wrap_data()
429     free(buffer);  in wrap_data()
442     unsigned char *buffer = NULL;  in unwrap_data()  local
477     SYS_CHECK((buffer = calloc(1, ciphertext_size)) != NULL);  in unwrap_data()
478     SYS_CHECK(fread(buffer, 1, ciphertext_size,  in unwrap_data()
492                                buffer, ciphertext_size,  in unwrap_data()
493                                buffer, ciphertext_size,  in unwrap_data()
505     SYS_CHECK(fwrite(buffer, 1, plaintext_size,  in unwrap_data()
517     if (buffer != NULL) {  in unwrap_data()
518         mbedtls_platform_zeroize(buffer, ciphertext_size);  in unwrap_data()
520     free(buffer);  in unwrap_data()