SYNOPSIS
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#include <opensc.h>
int sc_update_dir(sc_card_t *card, sc_app_info_t *app);
DESCRIPTION
This function updates the application directory on card. If the card has a record-structured directory file, app may contain the application to update. Otherwise, the entire directory file is updated.
Before calling this function, you MUST call sc_enum_apps() first.
RETURN VALUE
Returns 0 if successful, or a negative value in case of error.