#ifndef __FTPWHO_UPDATE_H__#define __FTPWHO_UPDATE_H__ 1#ifdef FTPWHO# ifdef NON_ROOT_FTP#  define SCOREBOARD_PATH CONFDIR "/pure-ftpd-ftpwho"# else#  define SCOREBOARD_PATH "/var/run/pure-ftpd"# endif#define SCOREBOARD_PREFIX "client-"typedef enum {    FTPWHO_STATE_FREE = 0,                    /* must be first (0) */        FTPWHO_STATE_IDLE, FTPWHO_STATE_DOWNLOAD, FTPWHO_STATE_UPLOAD} FTPWhoEntryState;typedef struct FTPWhoEntry_ {    FTPWhoEntryState state;            pid_t pid;    struct sockaddr_storage addr;    struct sockaddr_storage local_addr;        time_t date;    time_t xfer_date;    volatile off_t restartat;    volatile off_t download_total_size;    volatile off_t download_current_size;        char account[MAX_USER_LENGTH + 1U];#if defined(__OpenBSD__) || defined(__MicroBSD__) || defined(__ekkoBSD__)    char filename[1024];#else# ifdef PAGE_SIZE#  if PAGE_SIZE > 2048    char filename[PAGE_SIZE - 1024];#  else    char filename[1024];#  endif# else    char filename[1024];# endif#endif} FTPWhoEntry;int ftpwho_initwho(void);void ftpwho_exit(const int ret);void ftpwho_lock(void);void ftpwho_unlock(void);#ifndef NO_STANDALONEvoid ftpwho_unlinksbfile(const pid_t pid);#endif    #endif#endif