static int load_card_drivers(sc_context_t *ctx,
struct _sc_ctx_options *opts)
{
const struct _sc_driver_entry *ent;
int drv_count;
int i;
for (drv_count = 0; ctx->card_drivers[drv_count] != NULL; drv_count++)
;
for (i = 0; i < opts->ccount; i++) {
struct sc_card_driver *(*func)(void) = NULL;
struct sc_card_driver *(**tfunc)(void) = &func;
void *dll = NULL;
int j;
if (drv_count >= SC_MAX_CARD_DRIVERS - 1) {
sc_log(ctx, "Not more then %i card drivers allowed.", SC_MAX_CARD_DRIVERS);
break;
}
ent = &opts->cdrv[i];
for (j = 0; internal_card_drivers[j].name != NULL; j++)
if (strcmp(ent->name, internal_card_drivers[j].name) == 0) {
func = (struct sc_card_driver *(*)(void)) internal_card_drivers[j].func;
break;
}
/* if not initialized assume external module */
if (func == NULL)
*(void **)(tfunc) = load_dynamic_driver(ctx, &dll, ent->name);
/* if still null, assume driver not found */
if (func == NULL) {
sc_log(ctx, "Unable to load '%s'.", ent->name);
if (dll)
sc_dlclose(dll);
continue;
}
ctx->card_drivers[drv_count] = func();
ctx->card_drivers[drv_count]->dll = dll;
ctx->card_drivers[drv_count]->atr_map = NULL;
ctx->card_drivers[drv_count]->natrs = 0;
load_card_driver_options(ctx, ctx->card_drivers[drv_count]);
/* Ensure that the list is always terminated by NULL */
ctx->card_drivers[drv_count + 1] = NULL;
drv_count++;
}
return SC_SUCCESS;
}
static int load_card_drivers(sc_context_t *ctx,
struct _sc_ctx_options *opts)
{
const struct _sc_driver_entry *ent;
int drv_count;
int i;
for (drv_count = 0; ctx->card_drivers[drv_count] != NULL; drv_count++);
for (i = 0; i < opts->ccount; i++) {
struct sc_card_driver *(*func)(void) = NULL;
struct sc_card_driver *(**tfunc)(void) = &func;
void *dll = NULL;
int j;
ent = &opts->cdrv[i];
for (j = 0; internal_card_drivers[j].name != NULL; j++)
if (strcmp(ent->name, internal_card_drivers[j].name) == 0) {
func = (struct sc_card_driver *(*)(void)) internal_card_drivers[j].func;
break;
}
/* if not initialized assume external module */
if (func == NULL)
*(void **)(tfunc) = load_dynamic_driver(ctx, &dll, ent->name);
/* if still null, assume driver not found */
if (func == NULL) {
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, "Unable to load '%s'.", ent->name);
continue;
}
ctx->card_drivers[drv_count] = func();
ctx->card_drivers[drv_count]->dll = dll;
ctx->card_drivers[drv_count]->atr_map = NULL;
ctx->card_drivers[drv_count]->natrs = 0;
load_card_driver_options(ctx, ctx->card_drivers[drv_count]);
drv_count++;
}
return SC_SUCCESS;
}
