查看“BBS 用户信息”的源代码

[[Category:BBS 代码分析]]

== User Record ==
一个用户的信息，所有登录共用的。
<source lang="c">
struct userec {                 /* Structure used to hold information in */
    char userid[IDLEN + 2];     /* PASSFILE */
    char flags; /*一些标志，戒网，版面排序之类的*/
    unsigned char title; /*用户级别*/
    time_t firstlogin;
    char lasthost[16];
    unsigned int numlogins;
    unsigned int numposts;
#ifdef CONV_PASS
    char passwd[OLDPASSLEN];
	char unused_padding[2];
#endif
    char username[NAMELEN];
    unsigned int club_read_rights[MAXCLUB>>5];
    unsigned int club_write_rights[MAXCLUB>>5];
    unsigned char md5passwd[MD5PASSLEN];
    unsigned userlevel;
    time_t lastlogin;
    time_t stay;
    int signature;
    unsigned int userdefine[2];
    time_t notedate;
    int noteline;
    int notemode;
    time_t exittime;
	/* 生日数据转移到 userdata 结构中 */
    unsigned int usedspace;     /* used space of user's mailbox, in bytes */
#ifdef HAVE_USERMONEY
    int money;
    int score;
    char unused[20];
#endif
};


struct UCACHE {
    ucache_hashtable hashtable;
    ucache_hashtable hashusage;
    int hashhead[UCACHE_HASHSIZE + 1];
    int next[MAXUSERS];
    time_t uptime;
    int number;
#ifdef HAVE_CUSTOM_USER_TITLE
    char user_title[255][USER_TITLE_LEN]; //定义用户的称号字符串。
#endif
    struct userec passwd[MAXUSERS];
};

static struct UCACHE *uidshm = NULL;

</source>



== ucache.c ==

; ucache_lock
; ucache_unlock [(int fd)]

=== Hash相关 ===
    ucache_hashinit
    ucache_hash_deep [(const char *userid)]

; ucache_hash [(const char *userid)]
* UCache.Hash()

=== ucache初始化 ===
    fillucache [(struct userec *uentp, int *number, int *prev)]
    flush_ucache
    load_ucache

; resolve_ucache
* UCache.Init()

    detach_ucache

=== 用户ID相关 ===

; getuserid [(char *userid, int uid)]
* UserRecord.GetUserId()

    setuserid_internal [(int num, const char *userid)]
    setuserid2 [(int num, const char *userid)]
    setuserid [(int num, const char *userid)]
    searchnewuser

; searchuser [(const char *userid)]
* UCache.SearchUser()
; getuser [(const char *userid, struct userec **user)]
* UCache.GetUser()

    getuserid2 [(int uid)]
    u_namearray [(char buf[][IDLEN + 1], int *pnum, char *tag)]
    getnewuserid3 [(char *userid)]
    getnewuserid2 [(char *userid)]

; getuserbynum [(int num)]
* UCache.GetUserByUid()

    getnewuserid [(char *userid)]
    update_user [(struct userec *user, int num, int all)]
    apply_users [(int (*fptr) (struct userec *, char *), char *arg)]
    get_giveupinfo [(char* userid,int* basicperm,int s[10][2])]
    save_giveupinfo [(struct userec* lookupuser,int lcount,int s[10][2])]
    setcachehomefile [(char* path,const char* user,int unum,char* file)]

=== TMPFS相关 ===
    init_cachedata [(const char* userid,int unum)]
    flush_cachedata [(const char* userid)]
    clean_cachedata [(const char* userid,int unum)]

=== 登录/注销 ===

; do_after_login [(struct userec* user,int unum,int mode)]
: 不使用TMPFS时可以忽略

; do_after_logout [(struct userec* user,struct user_info* userinfo,int unum,int mode)]
* UCache.DoAfterLogout() '''尚未实现'''
: 清理工作

=== 自定义User Title相关 ===
    load_user_title
    flush_user_title
    get_user_title [(unsigned char titleidx)]
    set_user_title [(unsigned char titleidx,char* newtitle)]

=== WWW相关 ===
    longlock [(int signo)]
    www_guest_lock
    www_guest_unlock [(int fd)]
    resolve_guest_table