void fw_cfg_add_file(FWCfgState *s,  const char *filename, uint8_t *data,

                     uint32_t len)

{

    int i, index;



    if (!s->files) {

        int dsize = sizeof(uint32_t) + sizeof(FWCfgFile) * FW_CFG_FILE_SLOTS;

        s->files = g_malloc0(dsize);

        fw_cfg_add_bytes(s, FW_CFG_FILE_DIR, (uint8_t*)s->files, dsize);

    }



    index = be32_to_cpu(s->files->count);

    assert(index < FW_CFG_FILE_SLOTS);



    fw_cfg_add_bytes(s, FW_CFG_FILE_FIRST + index, data, len);



    pstrcpy(s->files->f[index].name, sizeof(s->files->f[index].name),

            filename);

    for (i = 0; i < index; i++) {

        if (strcmp(s->files->f[index].name, s->files->f[i].name) == 0) {

            trace_fw_cfg_add_file_dupe(s, s->files->f[index].name);

            return;

        }

    }



    s->files->f[index].size   = cpu_to_be32(len);

    s->files->f[index].select = cpu_to_be16(FW_CFG_FILE_FIRST + index);

    trace_fw_cfg_add_file(s, index, s->files->f[index].name, len);



    s->files->count = cpu_to_be32(index+1);

}
