/* free up memory and exit
*/
static void
clean_exit(fko_ctx_t ctx, fko_cli_options_t *opts,
char *key, int *key_len, char *hmac_key, int *hmac_key_len,
unsigned int exit_status)
{
if(fko_destroy(ctx) == FKO_ERROR_ZERO_OUT_DATA)
log_msg(LOG_VERBOSITY_ERROR,
"[*] Could not zero out sensitive data buffer.");
ctx = NULL;
free_configs(opts);
zero_buf_wrapper(key, *key_len);
zero_buf_wrapper(hmac_key, *hmac_key_len);
*key_len = 0;
*hmac_key_len = 0;
exit(exit_status);
}
/* free up memory and exit
*/
static void
clean_exit(fko_ctx_t ctx, fko_cli_options_t *opts,
char *key, int *key_len, char *hmac_key, int *hmac_key_len,
unsigned int exit_status)
{
#if HAVE_LIBFIU
if(opts->fault_injection_tag[0] != 0x0)
fiu_disable(opts->fault_injection_tag);
#endif
if(fko_destroy(ctx) == FKO_ERROR_ZERO_OUT_DATA)
log_msg(LOG_VERBOSITY_ERROR,
"[*] Could not zero out sensitive data buffer.");
ctx = NULL;
free_configs(opts);
zero_buf_wrapper(key, *key_len);
zero_buf_wrapper(hmac_key, *hmac_key_len);
*key_len = 0;
*hmac_key_len = 0;
exit(exit_status);
}
void
free_configs(fko_cli_options_t *opts)
{
if (opts->resolve_url != NULL)
free(opts->resolve_url);
zero_buf_wrapper(opts->key, MAX_KEY_LEN+1);
zero_buf_wrapper(opts->key_base64, MAX_B64_KEY_LEN+1);
zero_buf_wrapper(opts->hmac_key, MAX_KEY_LEN+1);
zero_buf_wrapper(opts->hmac_key_base64, MAX_B64_KEY_LEN+1);
zero_buf_wrapper(opts->gpg_recipient_key, MAX_GPG_KEY_ID);
zero_buf_wrapper(opts->gpg_signer_key, MAX_GPG_KEY_ID);
zero_buf_wrapper(opts->gpg_home_dir, MAX_PATH_LEN);
zero_buf_wrapper(opts->server_command, MAX_LINE_LEN);
}
