void qmp_memchar_write(const char *device, int64_t size, const char *data, bool has_format, enum DataFormat format, Error **errp) { CharDriverState *chr; guchar *write_data; int ret; gsize write_count; chr = qemu_chr_find(device); if (!chr) { error_set(errp, QERR_DEVICE_NOT_FOUND, device); return; } if (qemu_is_chr(chr, "memory")) { error_setg(errp,"%s is not memory char device", device); return; } write_count = (gsize)size; if (has_format && (format == DATA_FORMAT_BASE64)) { write_data = g_base64_decode(data, &write_count); } else { write_data = (uint8_t *)data; } ret = cirmem_chr_write(chr, write_data, write_count); if (ret < 0) { error_setg(errp, "Failed to write to device %s", device); return; } }