Back to index

citadel  8.12
Functions | Variables
user_ops.c File Reference
#include "sysdep.h"
#include <errno.h>
#include <stdlib.h>
#include <unistd.h>
#include <stdio.h>
#include <fcntl.h>
#include <signal.h>
#include <pwd.h>
#include <ctype.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <syslog.h>
#include <time.h>
#include <string.h>
#include <limits.h>
#include <libcitadel.h>
#include "auth.h"
#include "citadel.h"
#include "server.h"
#include "database.h"
#include "sysdep_decls.h"
#include "support.h"
#include "room_ops.h"
#include "file_ops.h"
#include "control.h"
#include "msgbase.h"
#include "config.h"
#include "citserver.h"
#include "citadel_dirs.h"
#include "genstamp.h"
#include "threads.h"
#include "citadel_ldap.h"
#include "context.h"
#include "ctdl_module.h"
#include "user_ops.h"

Go to the source code of this file.

Functions

int getuser (struct ctdluser *usbuf, char name[])
int CtdlGetUserLen (struct ctdluser *usbuf, const char *name, long len)
int CtdlGetUser (struct ctdluser *usbuf, char *name)
int CtdlGetUserLock (struct ctdluser *usbuf, char *name)
int lgetuser (struct ctdluser *usbuf, char *name)
void CtdlPutUser (struct ctdluser *usbuf)
void putuser (struct ctdluser *usbuf)
void CtdlPutUserLock (struct ctdluser *usbuf)
void lputuser (struct ctdluser *usbuf)
int rename_user (char *oldname, char *newname)
int GenerateRelationshipIndex (char *IndexBuf, long RoomID, long RoomGen, long UserID)
void put_visit (visit *newvisit)
void CtdlSetRelationship (visit *newvisit, struct ctdluser *rel_user, struct ctdlroom *rel_room)
void CtdlGetRelationship (visit *vbuf, struct ctdluser *rel_user, struct ctdlroom *rel_room)
void CtdlMailboxName (char *buf, size_t n, const struct ctdluser *who, const char *prefix)
void MailboxName (char *buf, size_t n, const struct ctdluser *who, const char *prefix)
int is_aide (void)
int is_room_aide (void)
int CtdlGetUserByNumber (struct ctdluser *usbuf, long number)
int getuserbynumber (struct ctdluser *usbuf, long number)
void rebuild_ubn_for_user (struct ctdluser *usbuf, void *data)
void rebuild_usersbynumber (void)
int getuserbyuid (struct ctdluser *usbuf, uid_t number)
int CtdlLoginExistingUser (char *authname, const char *trythisname)
void cmd_user (char *cmdbuf)
void do_login (void)
void logged_in_response (void)
void CtdlUserLogout (void)
static int validpw (uid_t uid, const char *pass)
void start_chkpwd_daemon (void)
int CtdlTryPassword (const char *password, long len)
void cmd_pass (char *buf)
int purge_user (char pname[])
int internal_create_user (const char *username, long len, struct ctdluser *usbuf, uid_t uid)
int create_user (const char *newusername, long len, int become_user)
void cmd_newu (char *cmdbuf)
void CtdlSetPassword (char *new_pw)
void cmd_setp (char *new_pw)
void cmd_creu (char *cmdbuf)
void cmd_getu (char *cmdbuf)
void cmd_setu (char *new_parms)
void cmd_slrp (char *new_ptr)
void cmd_seen (char *argbuf)
void cmd_gtsn (char *argbuf)
int CtdlInvtKick (char *iuser, int op)
void cmd_invt_kick (char *iuser, int op)
void cmd_invt (char *iuser)
void cmd_kick (char *iuser)
int CtdlForgetThisRoom (void)
void cmd_forg (char *argbuf)
void cmd_gnur (char *argbuf)
void cmd_vali (char *v_args)
void ForEachUser (void(*CallBack)(struct ctdluser *EachUser, void *out_data), void *in_data)
void ListThisUser (struct ctdluser *usbuf, void *data)
void cmd_list (char *cmdbuf)
void cmd_chek (char *argbuf)
void cmd_qusr (char *who)
void cmd_agup (char *cmdbuf)
void cmd_asup (char *cmdbuf)
int NewMailCount ()
int InitialMailCheck ()
void cmd_view (char *cmdbuf)
void cmd_renu (char *cmdbuf)
 CTDL_MODULE_INIT (user_ops)

Variables

int chkpwd_write_pipe [2]
int chkpwd_read_pipe [2]

Function Documentation

void cmd_agup ( char *  cmdbuf)

Definition at line 1884 of file user_ops.c.

{
       struct ctdluser usbuf;
       char requested_user[128];

       if (CtdlAccessCheck(ac_aide)) {
              return;
       }

       extract_token(requested_user, cmdbuf, 0, '|', sizeof requested_user);
       if (CtdlGetUser(&usbuf, requested_user) != 0) {
              cprintf("%d No such user.\n", ERROR + NO_SUCH_USER);
              return;
       }
       cprintf("%d %s|%s|%u|%ld|%ld|%d|%ld|%ld|%d\n",
              CIT_OK,
              usbuf.fullname,
              usbuf.password,
              usbuf.flags,
              usbuf.timescalled,
              usbuf.posted,
              (int) usbuf.axlevel,
              usbuf.usernum,
              (long)usbuf.lastcall,
              usbuf.USuserpurge);
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_asup ( char *  cmdbuf)

Definition at line 1916 of file user_ops.c.

{
       struct ctdluser usbuf;
       char requested_user[128];
       char notify[SIZ];
       int np;
       int newax;
       int deleted = 0;

       if (CtdlAccessCheck(ac_aide))
              return;

       extract_token(requested_user, cmdbuf, 0, '|', sizeof requested_user);
       if (CtdlGetUserLock(&usbuf, requested_user) != 0) {
              cprintf("%d No such user.\n", ERROR + NO_SUCH_USER);
              return;
       }
       np = num_parms(cmdbuf);
       if (np > 1)
              extract_token(usbuf.password, cmdbuf, 1, '|', sizeof usbuf.password);
       if (np > 2)
              usbuf.flags = extract_int(cmdbuf, 2);
       if (np > 3)
              usbuf.timescalled = extract_int(cmdbuf, 3);
       if (np > 4)
              usbuf.posted = extract_int(cmdbuf, 4);
       if (np > 5) {
              newax = extract_int(cmdbuf, 5);
              if ((newax >= AxDeleted) && (newax <= AxAideU)) {
                     usbuf.axlevel = newax;
              }
       }
       if (np > 7) {
              usbuf.lastcall = extract_long(cmdbuf, 7);
       }
       if (np > 8) {
              usbuf.USuserpurge = extract_int(cmdbuf, 8);
       }
       CtdlPutUserLock(&usbuf);
       if (usbuf.axlevel == AxDeleted) {
              if (purge_user(requested_user) == 0) {
                     deleted = 1;
              }
       }

       if (deleted) {
              snprintf(notify, SIZ, 
                      "User \"%s\" has been deleted by %s.\n",
                      usbuf.fullname,
                     (CC->logged_in ? CC->user.fullname : "an administrator")
              );
              CtdlAideMessage(notify, "User Deletion Message");
       }

       cprintf("%d Ok", CIT_OK);
       if (deleted)
              cprintf(" (%s deleted)", requested_user);
       cprintf("\n");
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_chek ( char *  argbuf)

Definition at line 1839 of file user_ops.c.

{
       int mail = 0;
       int regis = 0;
       int vali = 0;

       if (CtdlAccessCheck(ac_logged_in)) {
              return;
       }

       CtdlGetUser(&CC->user, CC->curr_user);    /* no lock is needed here */
       if ((REGISCALL != 0) && ((CC->user.flags & US_REGIS) == 0))
              regis = 1;

       if (CC->user.axlevel >= AxAideU) {
              get_control();
              if (CitControl.MMflags & MM_VALID)
                     vali = 1;
       }

       /* check for mail */
       mail = InitialMailCheck();

       cprintf("%d %d|%d|%d|%s|\n", CIT_OK, mail, regis, vali, CC->cs_inet_email);
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_creu ( char *  cmdbuf)

Definition at line 1393 of file user_ops.c.

{
       int a;
       long len;
       char username[SIZ];
       char password[SIZ];
       struct ctdluser tmp;

       if (CtdlAccessCheck(ac_aide)) {
              return;
       }

       extract_token(username, cmdbuf, 0, '|', sizeof username);
       strproc(username);
       strproc(password);
       if (IsEmptyStr(username)) {
              cprintf("%d You must supply a user name.\n", ERROR + USERNAME_REQUIRED);
              return;
       }
       len = cutuserkey(username);


       extract_token(password, cmdbuf, 1, '|', sizeof password);

       a = create_user(username, len, 0);

       if (a == 0) {
              if (!IsEmptyStr(password)) {
                     CtdlGetUserLock(&tmp, username);
                     safestrncpy(tmp.password, password, sizeof(tmp.password));
                     CtdlPutUserLock(&tmp);
              }
              cprintf("%d User '%s' created %s.\n", CIT_OK, username,
                            (!IsEmptyStr(password)) ? "and password set" :
                            "with no password");
              return;
       } else if (a == ERROR + ALREADY_EXISTS) {
              cprintf("%d '%s' already exists.\n", ERROR + ALREADY_EXISTS, username);
              return;
       } else if ( (config.c_auth_mode != AUTHMODE_NATIVE) && (a == ERROR + NO_SUCH_USER) ) {
              cprintf("%d User accounts are not created within Citadel in host authentication mode.\n",
                     ERROR + NO_SUCH_USER);
              return;
       } else {
              cprintf("%d An error occurred creating the user account.\n", ERROR + INTERNAL_ERROR);
       }
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_forg ( char *  argbuf)

Definition at line 1666 of file user_ops.c.

{

       if (CtdlAccessCheck(ac_logged_in)) {
              return;
       }

       if (CtdlForgetThisRoom() == 0) {
              cprintf("%d Ok\n", CIT_OK);
       }
       else {
              cprintf("%d You may not forget this room.\n", ERROR + NOT_HERE);
       }
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_getu ( char *  cmdbuf)

Definition at line 1446 of file user_ops.c.

{

       if (CtdlAccessCheck(ac_logged_in))
              return;

       CtdlGetUser(&CC->user, CC->curr_user);
       cprintf("%d 80|24|%d|\n",
              CIT_OK,
              (CC->user.flags & US_USER_SET)
       );
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_gnur ( char *  argbuf)

Definition at line 1684 of file user_ops.c.

{
       struct cdbdata *cdbus;
       struct ctdluser usbuf;

       if (CtdlAccessCheck(ac_aide)) {
              return;
       }

       if ((CitControl.MMflags & MM_VALID) == 0) {
              cprintf("%d There are no unvalidated users.\n", CIT_OK);
              return;
       }

       /* There are unvalidated users.  Traverse the user database,
        * and return the first user we find that needs validation.
        */
       cdb_rewind(CDB_USERS);
       while (cdbus = cdb_next_item(CDB_USERS), cdbus != NULL) {
              memset(&usbuf, 0, sizeof(struct ctdluser));
              memcpy(&usbuf, cdbus->ptr,
                     ((cdbus->len > sizeof(struct ctdluser)) ?
                     sizeof(struct ctdluser) : cdbus->len));
              cdb_free(cdbus);
              if ((usbuf.flags & US_NEEDVALID)
                  && (usbuf.axlevel > AxDeleted)) {
                     cprintf("%d %s\n", MORE_DATA, usbuf.fullname);
                     cdb_close_cursor(CDB_USERS);
                     return;
              }
       }

       /* If we get to this point, there are no more unvalidated users.
        * Therefore we clear the "users need validation" flag.
        */

       begin_critical_section(S_CONTROL);
       get_control();
       CitControl.MMflags = CitControl.MMflags & (~MM_VALID);
       put_control();
       end_critical_section(S_CONTROL);
       cprintf("%d *** End of registration.\n", CIT_OK);


}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_gtsn ( char *  argbuf)

Definition at line 1537 of file user_ops.c.

                            {
       visit vbuf;

       if (CtdlAccessCheck(ac_logged_in)) {
              return;
       }

       /* Learn about the user and room in question */
       CtdlGetRelationship(&vbuf, &CC->user, &CC->room);

       cprintf("%d ", CIT_OK);
       client_write(vbuf.v_seen, strlen(vbuf.v_seen));
       client_write(HKEY("\n"));
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_invt ( char *  iuser)

Definition at line 1631 of file user_ops.c.

{cmd_invt_kick(iuser, 1);}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_invt_kick ( char *  iuser,
int  op 
)

Definition at line 1595 of file user_ops.c.

                                        {

       /*
        * These commands are only allowed by aides, room aides,
        * and room namespace owners
        */
       if (is_room_aide()) {
              /* access granted */
       } else if ( ((atol(CC->room.QRname) == CC->user.usernum) ) && (CC->user.usernum != 0) ) {
              /* access granted */
       } else {
              /* access denied */
              cprintf("%d Higher access or room ownership required.\n",
                     ERROR + HIGHER_ACCESS_REQUIRED);
              return;
       }

       if (!strncasecmp(CC->room.QRname, config.c_baseroom,
                      ROOMNAMELEN)) {
              cprintf("%d Can't add/remove users from this room.\n",
                     ERROR + NOT_HERE);
              return;
       }

       if (CtdlInvtKick(iuser, op) != 0) {
              cprintf("%d No such user.\n", ERROR + NO_SUCH_USER);
              return;
       }

       cprintf("%d %s %s %s.\n",
              CIT_OK, iuser,
              ((op == 1) ? "invited to" : "kicked out of"),
              CC->room.QRname);
       return;
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_kick ( char *  iuser)

Definition at line 1632 of file user_ops.c.

{cmd_invt_kick(iuser, 0);}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_list ( char *  cmdbuf)

Definition at line 1823 of file user_ops.c.

{
       char searchstring[256];
       extract_token(searchstring, cmdbuf, 0, '|', sizeof searchstring);
       striplt(searchstring);
       cprintf("%d \n", LISTING_FOLLOWS);
       ForEachUser(ListThisUser, (void *)searchstring );
       cprintf("000\n");
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_newu ( char *  cmdbuf)

Definition at line 1280 of file user_ops.c.

{
       int a;
       long len;
       char username[SIZ];

       if (config.c_auth_mode != AUTHMODE_NATIVE) {
              cprintf("%d This system does not use native mode authentication.\n",
                     ERROR + NOT_HERE);
              return;
       }

       if (config.c_disable_newu) {
              cprintf("%d Self-service user account creation "
                     "is disabled on this system.\n", ERROR + NOT_HERE);
              return;
       }

       if (CC->logged_in) {
              cprintf("%d Already logged in.\n", ERROR + ALREADY_LOGGED_IN);
              return;
       }
       if (CC->nologin) {
              cprintf("%d %s: Too many users are already online (maximum is %d)\n",
                     ERROR + MAX_SESSIONS_EXCEEDED,
                     config.c_nodename, config.c_maxsessions);
       }
       extract_token(username, cmdbuf, 0, '|', sizeof username);
       strproc(username);
       len = cutuserkey(username);

       if (IsEmptyStr(username)) {
              cprintf("%d You must supply a user name.\n", ERROR + USERNAME_REQUIRED);
              return;
       }

       if ((!strcasecmp(username, "bbs")) ||
           (!strcasecmp(username, "new")) ||
           (!strcasecmp(username, "."))) {
              cprintf("%d '%s' is an invalid login name.\n", ERROR + ILLEGAL_VALUE, username);
              return;
       }

       a = create_user(username, len, 1);

       if (a == 0) {
              logged_in_response();
       } else if (a == ERROR + ALREADY_EXISTS) {
              cprintf("%d '%s' already exists.\n",
                     ERROR + ALREADY_EXISTS, username);
              return;
       } else if (a == ERROR + INTERNAL_ERROR) {
              cprintf("%d Internal error - user record disappeared?\n",
                     ERROR + INTERNAL_ERROR);
              return;
       } else {
              cprintf("%d unknown error\n", ERROR + INTERNAL_ERROR);
       }
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_pass ( char *  buf)

Definition at line 1033 of file user_ops.c.

{
       char password[SIZ];
       int a;
       long len;

       memset(password, 0, sizeof(password));
       len = extract_token(password, buf, 0, '|', sizeof password);
       a = CtdlTryPassword(password, len);

       switch (a) {
       case pass_already_logged_in:
              cprintf("%d Already logged in.\n", ERROR + ALREADY_LOGGED_IN);
              return;
       case pass_no_user:
              cprintf("%d You must send a name with USER first.\n",
                     ERROR + USERNAME_REQUIRED);
              return;
       case pass_wrong_password:
              cprintf("%d Wrong password.\n", ERROR + PASSWORD_REQUIRED);
              return;
       case pass_ok:
              logged_in_response();
              return;
       }
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_qusr ( char *  who)

Definition at line 1869 of file user_ops.c.

{
       struct ctdluser usbuf;

       if (CtdlGetUser(&usbuf, who) == 0) {
              cprintf("%d %s\n", CIT_OK, usbuf.fullname);
       } else {
              cprintf("%d No such user.\n", ERROR + NO_SUCH_USER);
       }
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_renu ( char *  cmdbuf)

Definition at line 2059 of file user_ops.c.

{
       int retcode;
       char oldname[USERNAME_SIZE];
       char newname[USERNAME_SIZE];

       if (CtdlAccessCheck(ac_aide)) {
              return;
       }

       extract_token(oldname, cmdbuf, 0, '|', sizeof oldname);
       extract_token(newname, cmdbuf, 1, '|', sizeof newname);

       retcode = rename_user(oldname, newname);
       switch(retcode) {
              case RENAMEUSER_OK:
                     cprintf("%d '%s' has been renamed to '%s'.\n", CIT_OK, oldname, newname);
                     return;
              case RENAMEUSER_LOGGED_IN:
                     cprintf("%d '%s' is currently logged in and cannot be renamed.\n",
                            ERROR + ALREADY_LOGGED_IN , oldname);
                     return;
              case RENAMEUSER_NOT_FOUND:
                     cprintf("%d '%s' does not exist.\n", ERROR + NO_SUCH_USER, oldname);
                     return;
              case RENAMEUSER_ALREADY_EXISTS:
                     cprintf("%d A user named '%s' already exists.\n", ERROR + ALREADY_EXISTS, newname);
                     return;
       }

       cprintf("%d An unknown error occurred.\n", ERROR);
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_seen ( char *  argbuf)

Definition at line 1515 of file user_ops.c.

                            {
       long target_msgnum = 0L;
       int target_setting = 0;

       if (CtdlAccessCheck(ac_logged_in)) {
              return;
       }

       if (num_parms(argbuf) != 2) {
              cprintf("%d Invalid parameters\n", ERROR + ILLEGAL_VALUE);
              return;
       }

       target_msgnum = extract_long(argbuf, 0);
       target_setting = extract_int(argbuf, 1);

       CtdlSetSeen(&target_msgnum, 1, target_setting,
                     ctdlsetseen_seen, NULL, NULL);
       cprintf("%d OK\n", CIT_OK);
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_setp ( char *  new_pw)

Definition at line 1357 of file user_ops.c.

{
       if (CtdlAccessCheck(ac_logged_in)) {
              return;
       }
       if ( (CC->user.uid != CTDLUID) && (CC->user.uid != (-1)) ) {
              cprintf("%d Not allowed.  Use the 'passwd' command.\n", ERROR + NOT_HERE);
              return;
       }
       if (CC->is_master) {
              cprintf("%d The master prefix password cannot be changed with this command.\n",
                     ERROR + NOT_HERE);
              return;
       }

       if (!strcasecmp(new_pw, "GENERATE_RANDOM_PASSWORD")) {
              char random_password[17];
              snprintf(random_password, sizeof random_password, "%08lx%08lx", random(), random());
              CtdlSetPassword(random_password);
              cprintf("%d %s\n", CIT_OK, random_password);
       }
       else {
              strproc(new_pw);
              if (IsEmptyStr(new_pw)) {
                     cprintf("%d Password unchanged.\n", CIT_OK);
                     return;
              }
              CtdlSetPassword(new_pw);
              cprintf("%d Password changed.\n", CIT_OK);
       }
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_setu ( char *  new_parms)

Definition at line 1462 of file user_ops.c.

{
       if (CtdlAccessCheck(ac_logged_in))
              return;

       if (num_parms(new_parms) < 3) {
              cprintf("%d Usage error.\n", ERROR + ILLEGAL_VALUE);
              return;
       }
       CtdlGetUserLock(&CC->user, CC->curr_user);
       CC->user.flags = CC->user.flags & (~US_USER_SET);
       CC->user.flags = CC->user.flags | (extract_int(new_parms, 2) & US_USER_SET);
       CtdlPutUserLock(&CC->user);
       cprintf("%d Ok\n", CIT_OK);
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_slrp ( char *  new_ptr)

Definition at line 1481 of file user_ops.c.

{
       long newlr;
       visit vbuf;
       visit original_vbuf;

       if (CtdlAccessCheck(ac_logged_in)) {
              return;
       }

       if (!strncasecmp(new_ptr, "highest", 7)) {
              newlr = CC->room.QRhighest;
       } else {
              newlr = atol(new_ptr);
       }

       CtdlGetUserLock(&CC->user, CC->curr_user);

       CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
       memcpy(&original_vbuf, &vbuf, sizeof(visit));
       vbuf.v_lastseen = newlr;
       snprintf(vbuf.v_seen, sizeof vbuf.v_seen, "*:%ld", newlr);

       /* Only rewrite the record if it changed */
       if ( (vbuf.v_lastseen != original_vbuf.v_lastseen)
          || (strcmp(vbuf.v_seen, original_vbuf.v_seen)) ) {
              CtdlSetRelationship(&vbuf, &CC->user, &CC->room);
       }

       CtdlPutUserLock(&CC->user);
       cprintf("%d %ld\n", CIT_OK, newlr);
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_user ( char *  cmdbuf)

Definition at line 673 of file user_ops.c.

{
       char username[256];
       int a;

       CON_syslog(LOG_DEBUG, "cmd_user(%s)\n", cmdbuf);
       extract_token(username, cmdbuf, 0, '|', sizeof username);
       CON_syslog(LOG_DEBUG, "username: %s\n", username);
       striplt(username);
       CON_syslog(LOG_DEBUG, "username: %s\n", username);

       a = CtdlLoginExistingUser(NULL, username);
       switch (a) {
       case login_already_logged_in:
              cprintf("%d Already logged in.\n", ERROR + ALREADY_LOGGED_IN);
              return;
       case login_too_many_users:
              cprintf("%d %s: "
                     "Too many users are already online "
                     "(maximum is %d)\n",
                     ERROR + MAX_SESSIONS_EXCEEDED,
                     config.c_nodename, config.c_maxsessions);
              return;
       case login_ok:
              cprintf("%d Password required for %s\n",
                     MORE_DATA, CC->curr_user);
              return;
       case login_not_found:
              cprintf("%d %s not found.\n", ERROR + NO_SUCH_USER, username);
              return;
       default:
              cprintf("%d Internal error\n", ERROR + INTERNAL_ERROR);
       }
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_vali ( char *  v_args)

Definition at line 1734 of file user_ops.c.

{
       char user[128];
       int newax;
       struct ctdluser userbuf;

       extract_token(user, v_args, 0, '|', sizeof user);
       newax = extract_int(v_args, 1);

       if (CtdlAccessCheck(ac_aide) || 
           (newax > AxAideU) ||
           (newax < AxDeleted)) {
              return;
       }

       if (CtdlGetUserLock(&userbuf, user) != 0) {
              cprintf("%d '%s' not found.\n", ERROR + NO_SUCH_USER, user);
              return;
       }

       userbuf.axlevel = newax;
       userbuf.flags = (userbuf.flags & ~US_NEEDVALID);

       CtdlPutUserLock(&userbuf);

       /* If the access level was set to zero, delete the user */
       if (newax == 0) {
              if (purge_user(user) == 0) {
                     cprintf("%d %s Deleted.\n", CIT_OK, userbuf.fullname);
                     return;
              }
       }
       cprintf("%d User '%s' validated.\n", CIT_OK, userbuf.fullname);
}

Here is the call graph for this function:

Here is the caller graph for this function:

void cmd_view ( char *  cmdbuf)

Definition at line 2038 of file user_ops.c.

                            {
       int requested_view;
       visit vbuf;

       if (CtdlAccessCheck(ac_logged_in)) {
              return;
       }

       requested_view = extract_int(cmdbuf, 0);

       CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
       vbuf.v_view = requested_view;
       CtdlSetRelationship(&vbuf, &CC->user, &CC->room);
       
       cprintf("%d ok\n", CIT_OK);
}

Here is the call graph for this function:

Here is the caller graph for this function:

int create_user ( const char *  newusername,
long  len,
int  become_user 
)

Definition at line 1174 of file user_ops.c.

{
       struct ctdluser usbuf;
       struct ctdlroom qrbuf;
       char username[256];
       char mailboxname[ROOMNAMELEN];
       char buf[SIZ];
       int retval;
       uid_t uid = (-1);
       

       safestrncpy(username, newusername, sizeof username);
       strproc(username);

       
       if (config.c_auth_mode == AUTHMODE_HOST) {

              /* host auth mode */

              struct passwd pd;
              struct passwd *tempPwdPtr;
              char pwdbuffer[SIZ];
       
#ifdef HAVE_GETPWNAM_R
#ifdef SOLARIS_GETPWUID
              tempPwdPtr = getpwnam_r(username, &pd, pwdbuffer, sizeof(pwdbuffer));
#else // SOLARIS_GETPWUID
              getpwnam_r(username, &pd, pwdbuffer, sizeof pwdbuffer, &tempPwdPtr);
#endif // SOLARIS_GETPWUID
#else // HAVE_GETPWNAM_R
              tempPwdPtr = NULL;
#endif // HAVE_GETPWNAM_R
              if (tempPwdPtr != NULL) {
                     extract_token(username, pd.pw_gecos, 0, ',', sizeof username);
                     uid = pd.pw_uid;
                     if (IsEmptyStr (username))
                     {
                            safestrncpy(username, pd.pw_name, sizeof username);
                            len = cutuserkey(username);
                     }
              }
              else {
                     return (ERROR + NO_SUCH_USER);
              }
       }

#ifdef HAVE_LDAP
       if ((config.c_auth_mode == AUTHMODE_LDAP) || (config.c_auth_mode == AUTHMODE_LDAP_AD)) {
              if (CtdlTryUserLDAP(username, NULL, 0, username, sizeof username, &uid) != 0) {
                     return(ERROR + NO_SUCH_USER);
              }
       }
#endif /* HAVE_LDAP */
       
       if ((retval = internal_create_user(username, len, &usbuf, uid)) != 0)
              return retval;
       
       /*
        * Give the user a private mailbox and a configuration room.
        * Make the latter an invisible system room.
        */
       CtdlMailboxName(mailboxname, sizeof mailboxname, &usbuf, MAILROOM);
       CtdlCreateRoom(mailboxname, 5, "", 0, 1, 1, VIEW_MAILBOX);

       CtdlMailboxName(mailboxname, sizeof mailboxname, &usbuf, USERCONFIGROOM);
       CtdlCreateRoom(mailboxname, 5, "", 0, 1, 1, VIEW_BBS);
       if (CtdlGetRoomLock(&qrbuf, mailboxname) == 0) {
              qrbuf.QRflags2 |= QR2_SYSTEM;
              CtdlPutRoomLock(&qrbuf);
       }

       /* Perform any create functions registered by server extensions */
       PerformUserHooks(&usbuf, EVT_NEWUSER);

       /* Everything below this line can be bypassed if administratively
        * creating a user, instead of doing self-service account creation
        */

       if (become_user) {
              /* Now become the user we just created */
              memcpy(&CC->user, &usbuf, sizeof(struct ctdluser));
              safestrncpy(CC->curr_user, username, sizeof CC->curr_user);
              do_login();
       
              /* Check to make sure we're still who we think we are */
              if (CtdlGetUser(&CC->user, CC->curr_user)) {
                     return (ERROR + INTERNAL_ERROR);
              }
       }
       
       snprintf(buf, SIZ, 
              "New user account <%s> has been created, from host %s [%s].\n",
              username,
              CC->cs_host,
              CC->cs_addr
       );
       CtdlAideMessage(buf, "User Creation Notice");
       CON_syslog(LOG_NOTICE, "New user <%s> created\n", username);
       return (0);
}

Here is the call graph for this function:

Here is the caller graph for this function:

CTDL_MODULE_INIT ( user_ops  )

Definition at line 2099 of file user_ops.c.

{
       if (!threading) {
              CtdlRegisterProtoHook(cmd_user, "USER", "Submit username for login");
              CtdlRegisterProtoHook(cmd_pass, "PASS", "Complete login by submitting a password");
              CtdlRegisterProtoHook(cmd_creu, "CREU", "Create User");
              CtdlRegisterProtoHook(cmd_setp, "SETP", "Set the password for an account");
              CtdlRegisterProtoHook(cmd_getu, "GETU", "Get User parameters");
              CtdlRegisterProtoHook(cmd_setu, "SETU", "Set User parameters");
              CtdlRegisterProtoHook(cmd_slrp, "SLRP", "Set Last Read Pointer");
              CtdlRegisterProtoHook(cmd_invt, "INVT", "Invite a user to a room");
              CtdlRegisterProtoHook(cmd_kick, "KICK", "Kick a user out of a room");
              CtdlRegisterProtoHook(cmd_forg, "FORG", "Forget a room");
              CtdlRegisterProtoHook(cmd_gnur, "GNUR", "Get Next Unregistered User");
              CtdlRegisterProtoHook(cmd_vali, "VALI", "Validate new users");
              CtdlRegisterProtoHook(cmd_list, "LIST", "List users");
              CtdlRegisterProtoHook(cmd_chek, "CHEK", "assorted info we need to check at login");
              CtdlRegisterProtoHook(cmd_qusr, "QUSR", "check to see if a user exists");
              CtdlRegisterProtoHook(cmd_agup, "AGUP", "Administratively Get User Parameters");
              CtdlRegisterProtoHook(cmd_asup, "ASUP", "Administratively Set User Parameters");
              CtdlRegisterProtoHook(cmd_seen, "SEEN", "Manipulate seen/unread message flags");
              CtdlRegisterProtoHook(cmd_gtsn, "GTSN", "Fetch seen/unread message flags");
              CtdlRegisterProtoHook(cmd_view, "VIEW", "Set preferred view for user/room combination");
              CtdlRegisterProtoHook(cmd_renu, "RENU", "Rename a user");
              CtdlRegisterProtoHook(cmd_newu, "NEWU", "Log in as a new user");
       }
       /* return our Subversion id for the Log */
       return "user_ops";
}

Here is the call graph for this function:

int CtdlForgetThisRoom ( void  )

Definition at line 1638 of file user_ops.c.

                             {
       visit vbuf;

       /* On some systems, Aides are not allowed to forget rooms */
       if (is_aide() && (config.c_aide_zap == 0)
          && ((CC->room.QRflags & QR_MAILBOX) == 0)  ) {
              return(1);
       }

       CtdlGetUserLock(&CC->user, CC->curr_user);
       CtdlGetRelationship(&vbuf, &CC->user, &CC->room);

       vbuf.v_flags = vbuf.v_flags | V_FORGET;
       vbuf.v_flags = vbuf.v_flags & ~V_ACCESS;

       CtdlSetRelationship(&vbuf, &CC->user, &CC->room);
       CtdlPutUserLock(&CC->user);

       /* Return to the Lobby, so we don't end up in an undefined room */
       CtdlUserGoto(config.c_baseroom, 0, 0, NULL, NULL);
       return(0);

}

Here is the call graph for this function:

Here is the caller graph for this function:

void CtdlGetRelationship ( visit vbuf,
struct ctdluser rel_user,
struct ctdlroom rel_room 
)

Definition at line 326 of file user_ops.c.

{

       char IndexBuf[32];
       int IndexLen;
       struct cdbdata *cdbvisit;

       /* Generate an index */
       IndexLen = GenerateRelationshipIndex(IndexBuf,
                                        rel_room->QRnumber,
                                        rel_room->QRgen,
                                        rel_user->usernum);

       /* Clear out the buffer */
       memset(vbuf, 0, sizeof(visit));

       cdbvisit = cdb_fetch(CDB_VISIT, IndexBuf, IndexLen);
       if (cdbvisit != NULL) {
              memcpy(vbuf, cdbvisit->ptr,
                     ((cdbvisit->len > sizeof(visit)) ?
                     sizeof(visit) : cdbvisit->len));
              cdb_free(cdbvisit);
       }
       else {
              /* If this is the first time the user has seen this room,
               * set the view to be the default for the room.
               */
              vbuf->v_view = rel_room->QRdefaultview;
       }

       /* Set v_seen if necessary */
       if (vbuf->v_seen[0] == 0) {
              snprintf(vbuf->v_seen, sizeof vbuf->v_seen, "*:%ld", vbuf->v_lastseen);
       }
}

Here is the call graph for this function:

Here is the caller graph for this function:

int CtdlGetUser ( struct ctdluser usbuf,
char *  name 
)

Definition at line 118 of file user_ops.c.

{
       return CtdlGetUserLen(usbuf, name, cutuserkey(name));
}

Here is the call graph for this function:

Here is the caller graph for this function:

int CtdlGetUserByNumber ( struct ctdluser usbuf,
long  number 
)

Definition at line 413 of file user_ops.c.

{
       struct cdbdata *cdbun;
       int r;

       cdbun = cdb_fetch(CDB_USERSBYNUMBER, &number, sizeof(long));
       if (cdbun == NULL) {
              CON_syslog(LOG_INFO, "User %ld not found\n", number);
              return(-1);
       }

       CON_syslog(LOG_INFO, "User %ld maps to %s\n", number, cdbun->ptr);
       r = CtdlGetUser(usbuf, cdbun->ptr);
       cdb_free(cdbun);
       return(r);
}

Here is the call graph for this function:

Here is the caller graph for this function:

int CtdlGetUserLen ( struct ctdluser usbuf,
const char *  name,
long  len 
)

Definition at line 91 of file user_ops.c.

{

       char usernamekey[USERNAME_SIZE];
       struct cdbdata *cdbus;

       if (usbuf != NULL) {
              memset(usbuf, 0, sizeof(struct ctdluser));
       }

       makeuserkey(usernamekey, name, len);
       cdbus = cdb_fetch(CDB_USERS, usernamekey, strlen(usernamekey));

       if (cdbus == NULL) { /* user not found */
              return(1);
       }
       if (usbuf != NULL) {
              memcpy(usbuf, cdbus->ptr,
                     ((cdbus->len > sizeof(struct ctdluser)) ?
                      sizeof(struct ctdluser) : cdbus->len));
       }
       cdb_free(cdbus);

       return (0);
}

Here is the call graph for this function:

Here is the caller graph for this function:

int CtdlGetUserLock ( struct ctdluser usbuf,
char *  name 
)

Definition at line 127 of file user_ops.c.

{
       int retcode;

       retcode = CtdlGetUser(usbuf, name);
       if (retcode == 0) {
              begin_critical_section(S_USERS);
       }
       return (retcode);
}

Here is the call graph for this function:

Here is the caller graph for this function:

int CtdlInvtKick ( char *  iuser,
int  op 
)

Definition at line 1559 of file user_ops.c.

                                      {
       struct ctdluser USscratch;
       visit vbuf;
       char bbb[SIZ];

       if (CtdlGetUser(&USscratch, iuser) != 0) {
              return(1);
       }

       CtdlGetRelationship(&vbuf, &USscratch, &CC->room);
       if (op == 1) {
              vbuf.v_flags = vbuf.v_flags & ~V_FORGET & ~V_LOCKOUT;
              vbuf.v_flags = vbuf.v_flags | V_ACCESS;
       }
       if (op == 0) {
              vbuf.v_flags = vbuf.v_flags & ~V_ACCESS;
              vbuf.v_flags = vbuf.v_flags | V_FORGET | V_LOCKOUT;
       }
       CtdlSetRelationship(&vbuf, &USscratch, &CC->room);

       /* post a message in Aide> saying what we just did */
       snprintf(bbb, sizeof bbb, "%s has been %s \"%s\" by %s.\n",
              iuser,
              ((op == 1) ? "invited to" : "kicked out of"),
              CC->room.QRname,
              (CC->logged_in ? CC->user.fullname : "an administrator")
       );
       CtdlAideMessage(bbb,"User Admin Message");

       return(0);
}

Here is the call graph for this function:

Here is the caller graph for this function:

int CtdlLoginExistingUser ( char *  authname,
const char *  trythisname 
)

Definition at line 528 of file user_ops.c.

{
       char username[SIZ];
       int found_user;
       long len;

       CON_syslog(LOG_DEBUG, "CtdlLoginExistingUser(%s, %s)\n", authname, trythisname);

       if ((CC->logged_in)) {
              return login_already_logged_in;
       }

       if (trythisname == NULL) return login_not_found;
       
       if (!strncasecmp(trythisname, "SYS_", 4))
       {
              CON_syslog(LOG_DEBUG, "System user \"%s\" is not allowed to log in.\n", trythisname);
              return login_not_found;
       }

       /* If a "master user" is defined, handle its authentication if specified */
       CC->is_master = 0;
       if (strlen(config.c_master_user) > 0) if (strlen(config.c_master_pass) > 0) if (authname) {
              if (!strcasecmp(authname, config.c_master_user)) {
                     CC->is_master = 1;
              }
       }

       /* Continue attempting user validation... */
       safestrncpy(username, trythisname, sizeof (username));
       striplt(username);
       len = cutuserkey(username);

       if (IsEmptyStr(username)) {
              return login_not_found;
       }

       if (config.c_auth_mode == AUTHMODE_HOST) {

              /* host auth mode */

              struct passwd pd;
              struct passwd *tempPwdPtr;
              char pwdbuffer[256];
       
              CON_syslog(LOG_DEBUG, "asking host about <%s>\n", username);
#ifdef HAVE_GETPWNAM_R
#ifdef SOLARIS_GETPWUID
              CON_syslog(LOG_DEBUG, "Calling getpwnam_r()\n");
              tempPwdPtr = getpwnam_r(username, &pd, pwdbuffer, sizeof pwdbuffer);
#else // SOLARIS_GETPWUID
              CONM_syslog(LOG_DEBUG, "Calling getpwnam_r()\n");
              getpwnam_r(username, &pd, pwdbuffer, sizeof pwdbuffer, &tempPwdPtr);
#endif // SOLARIS_GETPWUID
#else // HAVE_GETPWNAM_R
              CON_syslog(LOG_DEBUG, "SHOULD NEVER GET HERE!!!\n");
              tempPwdPtr = NULL;
#endif // HAVE_GETPWNAM_R
              if (tempPwdPtr == NULL) {
                     CON_syslog(LOG_DEBUG, "no such user <%s>\n", username);
                     return login_not_found;
              }
       
              /* Locate the associated Citadel account.
               * If not found, make one attempt to create it.
               */
              found_user = getuserbyuid(&CC->user, pd.pw_uid);
              CON_syslog(LOG_DEBUG, "found it: uid=%ld, gecos=%s here: %d\n",
                     (long)pd.pw_uid, pd.pw_gecos, found_user);
              if (found_user != 0) {
                     len = cutuserkey(username);
                     create_user(username, len, 0);
                     found_user = getuserbyuid(&CC->user, pd.pw_uid);
              }

       }

#ifdef HAVE_LDAP
       else if ((config.c_auth_mode == AUTHMODE_LDAP) || (config.c_auth_mode == AUTHMODE_LDAP_AD)) {
       
              /* LDAP auth mode */

              uid_t ldap_uid;
              char ldap_cn[256];
              char ldap_dn[256];

              found_user = CtdlTryUserLDAP(username, ldap_dn, sizeof ldap_dn, ldap_cn, sizeof ldap_cn, &ldap_uid);
              if (found_user != 0) {
                     return login_not_found;
              }

              found_user = getuserbyuid(&CC->user, ldap_uid);
              if (found_user != 0) {
                     create_user(username, len, 0);
                     found_user = getuserbyuid(&CC->user, ldap_uid);
              }

              if (found_user == 0) {
                     if (CC->ldap_dn != NULL) free(CC->ldap_dn);
                     CC->ldap_dn = strdup(ldap_dn);
              }

       }
#endif

       else {
              /* native auth mode */

              struct recptypes *valid = NULL;
       
              /* First, try to log in as if the supplied name is a display name */
              found_user = CtdlGetUser(&CC->user, username);
       
              /* If that didn't work, try to log in as if the supplied name
              * is an e-mail address
              */
              if (found_user != 0) {
                     valid = validate_recipients(username, NULL, 0);
                     if (valid != NULL) {
                            if (valid->num_local == 1) {
                                   found_user = CtdlGetUser(&CC->user, valid->recp_local);
                            }
                            free_recipients(valid);
                     }
              }
       }

       /* Did we find something? */
       if (found_user == 0) {
              if (((CC->nologin)) && (CC->user.axlevel < AxAideU)) {
                     return login_too_many_users;
              } else {
                     safestrncpy(CC->curr_user, CC->user.fullname,
                                   sizeof CC->curr_user);
                     return login_ok;
              }
       }
       return login_not_found;
}

Here is the call graph for this function:

Here is the caller graph for this function:

void CtdlMailboxName ( char *  buf,
size_t  n,
const struct ctdluser who,
const char *  prefix 
)

Definition at line 365 of file user_ops.c.

{
       snprintf(buf, n, "%010ld.%s", who->usernum, prefix);
}

Here is the call graph for this function:

Here is the caller graph for this function:

void CtdlPutUser ( struct ctdluser usbuf)

Definition at line 151 of file user_ops.c.

{
       char usernamekey[USERNAME_SIZE];

       makeuserkey(usernamekey, 
                  usbuf->fullname, 
                  cutuserkey(usbuf->fullname));

       usbuf->version = REV_LEVEL;
       cdb_store(CDB_USERS,
                usernamekey, strlen(usernamekey),
                usbuf, sizeof(struct ctdluser));

}

Here is the call graph for this function:

Here is the caller graph for this function:

void CtdlPutUserLock ( struct ctdluser usbuf)

Definition at line 179 of file user_ops.c.

Here is the call graph for this function:

Here is the caller graph for this function:

void CtdlSetPassword ( char *  new_pw)

Definition at line 1344 of file user_ops.c.

{
       CtdlGetUserLock(&CC->user, CC->curr_user);
       safestrncpy(CC->user.password, new_pw, sizeof(CC->user.password));
       CtdlPutUserLock(&CC->user);
       CON_syslog(LOG_INFO, "Password changed for user <%s>\n", CC->curr_user);
       PerformSessionHooks(EVT_SETPASS);
}

Here is the call graph for this function:

Here is the caller graph for this function:

void CtdlSetRelationship ( visit newvisit,
struct ctdluser rel_user,
struct ctdlroom rel_room 
)

Definition at line 307 of file user_ops.c.

{


       /* We don't use these in Citadel because they're implicit by the
        * index, but they must be present if the database is exported.
        */
       newvisit->v_roomnum = rel_room->QRnumber;
       newvisit->v_roomgen = rel_room->QRgen;
       newvisit->v_usernum = rel_user->usernum;

       put_visit(newvisit);
}

Here is the call graph for this function:

Here is the caller graph for this function:

int CtdlTryPassword ( const char *  password,
long  len 
)

Definition at line 927 of file user_ops.c.

{
       int code;
       CitContext *CCC = CC;

       if ((CCC->logged_in)) {
              CONM_syslog(LOG_WARNING, "CtdlTryPassword: already logged in\n");
              return pass_already_logged_in;
       }
       if (!strcmp(CCC->curr_user, NLI)) {
              CONM_syslog(LOG_WARNING, "CtdlTryPassword: no user selected\n");
              return pass_no_user;
       }
       if (CtdlGetUser(&CCC->user, CCC->curr_user)) {
              CONM_syslog(LOG_ERR, "CtdlTryPassword: internal error\n");
              return pass_internal_error;
       }
       if (password == NULL) {
              CONM_syslog(LOG_INFO, "CtdlTryPassword: NULL password string supplied\n");
              return pass_wrong_password;
       }

       if (CCC->is_master) {
              code = strcmp(password, config.c_master_pass);
       }

       else if (config.c_auth_mode == AUTHMODE_HOST) {

              /* host auth mode */

              if (validpw(CCC->user.uid, password)) {
                     code = 0;

                     /*
                      * sooper-seekrit hack: populate the password field in the
                      * citadel database with the password that the user typed,
                      * if it's correct.  This allows most sites to convert from
                      * host auth to native auth if they want to.  If you think
                      * this is a security hazard, comment it out.
                      */

                     CtdlGetUserLock(&CCC->user, CCC->curr_user);
                     safestrncpy(CCC->user.password, password, sizeof CCC->user.password);
                     CtdlPutUserLock(&CCC->user);

                     /*
                      * (sooper-seekrit hack ends here)
                      */

              }
              else {
                     code = (-1);
              }
       }

#ifdef HAVE_LDAP
       else if ((config.c_auth_mode == AUTHMODE_LDAP) || (config.c_auth_mode == AUTHMODE_LDAP_AD)) {

              /* LDAP auth mode */

              if ((CCC->ldap_dn) && (!CtdlTryPasswordLDAP(CCC->ldap_dn, password))) {
                     code = 0;
              }
              else {
                     code = (-1);
              }
       }
#endif

       else {

              /* native auth mode */
              char *pw;

              pw = (char*) malloc(len + 1);
              memcpy(pw, password, len + 1);
              strproc(pw);
              strproc(CCC->user.password);
              code = strcasecmp(CCC->user.password, pw);
              if (code != 0) {
                     strproc(pw);
                     strproc(CCC->user.password);
                     code = strcasecmp(CCC->user.password, pw);
              }
              free (pw);
       }

       if (!code) {
              do_login();
              return pass_ok;
       } else {
              CON_syslog(LOG_WARNING, "Bad password specified for <%s> Service <%s> Port <%ld> Remote <%s / %s>\n",
                        CCC->curr_user,
                        CCC->ServiceName,
                        CCC->tcp_port,
                        CCC->cs_host,
                        CCC->cs_addr);


//citserver[5610]: Bad password specified for <willi> Service <citadel-TCP> Remote <PotzBlitz / >

              return pass_wrong_password;
       }
}

Here is the call graph for this function:

Here is the caller graph for this function:

void CtdlUserLogout ( void  )

Definition at line 779 of file user_ops.c.

{
       CitContext *CCC = MyContext();

       CON_syslog(LOG_DEBUG, "CtdlUserLogout() logging out <%s> from session %d",
                 CCC->curr_user, CCC->cs_pid
       );

       /*
        * If there is a download in progress, abort it.
        */
       if (CCC->download_fp != NULL) {
              fclose(CCC->download_fp);
              CCC->download_fp = NULL;
       }

       /*
        * If there is an upload in progress, abort it.
        */
       if (CCC->upload_fp != NULL) {
              abort_upl(CCC);
       }

       /* Run any hooks registered by modules... */
       PerformSessionHooks(EVT_LOGOUT);
       
       /*
        * Clear out some session data.  Most likely, the CitContext for this
        * session is about to get nuked when the session disconnects, but
        * since it's possible to log in again without reconnecting, we cannot
        * make that assumption.
        */
       strcpy(CCC->fake_username, "");
       strcpy(CCC->fake_hostname, "");
       strcpy(CCC->fake_roomname, "");
       CCC->logged_in = 0;

       /* Check to see if the user was deleted whilst logged in and purge them if necessary */
       if ((CCC->user.axlevel == AxDeleted) && (CCC->user.usernum))
              purge_user(CCC->user.fullname);

       /* Clear out the user record in memory so we don't behave like a ghost */
       memset(&CCC->user, 0, sizeof(struct ctdluser));
       CCC->curr_user[0] = 0;
       CCC->is_master = 0;
       CCC->cs_inet_email[0] = 0;
       CCC->cs_inet_other_emails[0] = 0;
       CCC->cs_inet_fn[0] = 0;
       CCC->fake_username[0] = 0;
       CCC->fake_hostname[0] = 0;
       CCC->fake_roomname[0] = 0;
       

       /* Free any output buffers */
       unbuffer_output();
}

Here is the call graph for this function:

Here is the caller graph for this function:

void do_login ( void  )

Definition at line 713 of file user_ops.c.

{
       struct CitContext *CCC = CC;

       CCC->logged_in = 1;
       CON_syslog(LOG_NOTICE, "<%s> logged in\n", CCC->curr_user);

       CtdlGetUserLock(&CCC->user, CCC->curr_user);
       ++(CCC->user.timescalled);
       CCC->previous_login = CCC->user.lastcall;
       time(&CCC->user.lastcall);

       /* If this user's name is the name of the system administrator
        * (as specified in setup), automatically assign access level 6.
        */
       if (!strcasecmp(CCC->user.fullname, config.c_sysadm)) {
              CCC->user.axlevel = AxAideU;
       }

       /* If we're authenticating off the host system, automatically give
        * root the highest level of access.
        */
       if (config.c_auth_mode == AUTHMODE_HOST) {
              if (CCC->user.uid == 0) {
                     CCC->user.axlevel = AxAideU;
              }
       }

       CtdlPutUserLock(&CCC->user);

       /*
        * Populate CCC->cs_inet_email with a default address.  This will be
        * overwritten with the user's directory address, if one exists, when
        * the vCard module's login hook runs.
        */
       snprintf(CCC->cs_inet_email, sizeof CCC->cs_inet_email, "%s@%s",
              CCC->user.fullname, config.c_fqdn);
       convert_spaces_to_underscores(CCC->cs_inet_email);

       /* Create any personal rooms required by the system.
        * (Technically, MAILROOM should be there already, but just in case...)
        */
       CtdlCreateRoom(MAILROOM, 4, "", 0, 1, 0, VIEW_MAILBOX);
       CtdlCreateRoom(SENTITEMS, 4, "", 0, 1, 0, VIEW_MAILBOX);
       CtdlCreateRoom(USERTRASHROOM, 4, "", 0, 1, 0, VIEW_MAILBOX);
       CtdlCreateRoom(USERDRAFTROOM, 4, "", 0, 1, 0, VIEW_MAILBOX);

       /* Run any startup routines registered by loadable modules */
       PerformSessionHooks(EVT_LOGIN);

       /* Enter the lobby */
       CtdlUserGoto(config.c_baseroom, 0, 0, NULL, NULL);
}

Here is the call graph for this function:

Here is the caller graph for this function:

void ForEachUser ( void(*)(struct ctdluser *EachUser, void *out_data)  CallBack,
void *  in_data 
)

Definition at line 1774 of file user_ops.c.

{
       struct ctdluser usbuf;
       struct cdbdata *cdbus;

       cdb_rewind(CDB_USERS);

       while (cdbus = cdb_next_item(CDB_USERS), cdbus != NULL) {
              memset(&usbuf, 0, sizeof(struct ctdluser));
              memcpy(&usbuf, cdbus->ptr,
                     ((cdbus->len > sizeof(struct ctdluser)) ?
                     sizeof(struct ctdluser) : cdbus->len));
              cdb_free(cdbus);
              (*CallBack) (&usbuf, in_data);
       }
}

Here is the call graph for this function:

Here is the caller graph for this function:

int GenerateRelationshipIndex ( char *  IndexBuf,
long  RoomID,
long  RoomGen,
long  UserID 
)

Definition at line 258 of file user_ops.c.

{

       struct {
              long iRoomID;
              long iRoomGen;
              long iUserID;
       } TheIndex;

       TheIndex.iRoomID = RoomID;
       TheIndex.iRoomGen = RoomGen;
       TheIndex.iUserID = UserID;

       memcpy(IndexBuf, &TheIndex, sizeof(TheIndex));
       return (sizeof(TheIndex));
}

Here is the caller graph for this function:

int getuser ( struct ctdluser usbuf,
char  name[] 
)

Definition at line 81 of file user_ops.c.

{
       return CtdlGetUser(usbuf, name);
}

Here is the call graph for this function:

int getuserbynumber ( struct ctdluser usbuf,
long  number 
)

Definition at line 436 of file user_ops.c.

{
       return CtdlGetUserByNumber(usbuf, number);
}

Here is the call graph for this function:

int getuserbyuid ( struct ctdluser usbuf,
uid_t  number 
)

Definition at line 503 of file user_ops.c.

{
       struct cdbdata *cdbus;

       cdb_rewind(CDB_USERS);

       while (cdbus = cdb_next_item(CDB_USERS), cdbus != NULL) {
              memset(usbuf, 0, sizeof(struct ctdluser));
              memcpy(usbuf, cdbus->ptr,
                     ((cdbus->len > sizeof(struct ctdluser)) ?
                     sizeof(struct ctdluser) : cdbus->len));
              cdb_free(cdbus);
              if (usbuf->uid == number) {
                     cdb_close_cursor(CDB_USERS);
                     return (0);
              }
       }
       return (-1);
}

Here is the call graph for this function:

Here is the caller graph for this function:

int InitialMailCheck ( void  )

Definition at line 1995 of file user_ops.c.

{
       int num_newmsgs = 0;
       int a;
       char mailboxname[ROOMNAMELEN];
       struct ctdlroom mailbox;
       visit vbuf;
       struct cdbdata *cdbfr;
       long *msglist = NULL;
       int num_msgs = 0;

       CtdlMailboxName(mailboxname, sizeof mailboxname, &CC->user, MAILROOM);
       if (CtdlGetRoom(&mailbox, mailboxname) != 0)
              return (0);
       CtdlGetRelationship(&vbuf, &CC->user, &mailbox);

       cdbfr = cdb_fetch(CDB_MSGLISTS, &mailbox.QRnumber, sizeof(long));

       if (cdbfr != NULL) {
              msglist = malloc(cdbfr->len);
              memcpy(msglist, cdbfr->ptr, cdbfr->len);
              num_msgs = cdbfr->len / sizeof(long);
              cdb_free(cdbfr);
       }
       if (num_msgs > 0)
              for (a = 0; a < num_msgs; ++a) {
                     if (msglist[a] > 0L) {
                            if (msglist[a] > vbuf.v_lastseen) {
                                   ++num_newmsgs;
                            }
                     }
              }
       if (msglist != NULL)
              free(msglist);

       return (num_newmsgs);
}

Here is the call graph for this function:

Here is the caller graph for this function:

int internal_create_user ( const char *  username,
long  len,
struct ctdluser usbuf,
uid_t  uid 
)

Definition at line 1135 of file user_ops.c.

{
       if (!CtdlGetUserLen(usbuf, username, len)) {
              return (ERROR + ALREADY_EXISTS);
       }

       /* Go ahead and initialize a new user record */
       memset(usbuf, 0, sizeof(struct ctdluser));
       safestrncpy(usbuf->fullname, username, sizeof usbuf->fullname);
       strcpy(usbuf->password, "");
       usbuf->uid = uid;

       /* These are the default flags on new accounts */
       usbuf->flags = US_LASTOLD | US_DISAPPEAR | US_PAGINATOR | US_FLOORS;

       usbuf->timescalled = 0;
       usbuf->posted = 0;
       usbuf->axlevel = config.c_initax;
       usbuf->lastcall = time(NULL);

       /* fetch a new user number */
       usbuf->usernum = get_new_user_number();

       /* add user to the database */
       CtdlPutUser(usbuf);
       cdb_store(CDB_USERSBYNUMBER, &usbuf->usernum, sizeof(long), usbuf->fullname, strlen(usbuf->fullname)+1);

       return 0;
}

Here is the call graph for this function:

Here is the caller graph for this function:

int is_aide ( void  )

Definition at line 380 of file user_ops.c.

{
       if (CC->user.axlevel >= AxAideU)
              return (1);
       else
              return (0);
}
int is_room_aide ( void  )

Definition at line 392 of file user_ops.c.

{

       if (!CC->logged_in) {
              return (0);
       }

       if ((CC->user.axlevel >= AxAideU)
           || (CC->room.QRroomaide == CC->user.usernum)) {
              return (1);
       } else {
              return (0);
       }
}
int lgetuser ( struct ctdluser usbuf,
char *  name 
)

Definition at line 142 of file user_ops.c.

{
       return CtdlGetUserLock(usbuf, name);
}

Here is the call graph for this function:

void ListThisUser ( struct ctdluser usbuf,
void *  data 
)

Definition at line 1796 of file user_ops.c.

{
       char *searchstring;

       searchstring = (char *)data;
       if (bmstrcasestr(usbuf->fullname, searchstring) == NULL) {
              return;
       }

       if (usbuf->axlevel > AxDeleted) {
              if ((CC->user.axlevel >= AxAideU)
                  || ((usbuf->flags & US_UNLISTED) == 0)
                  || ((CC->internal_pgm))) {
                     cprintf("%s|%d|%ld|%ld|%ld|%ld||\n",
                            usbuf->fullname,
                            usbuf->axlevel,
                            usbuf->usernum,
                            (long)usbuf->lastcall,
                            usbuf->timescalled,
                            usbuf->posted);
              }
       }
}

Here is the call graph for this function:

Here is the caller graph for this function:

void logged_in_response ( void  )

Definition at line 768 of file user_ops.c.

{
       cprintf("%d %s|%d|%ld|%ld|%u|%ld|%ld\n",
              CIT_OK, CC->user.fullname, CC->user.axlevel,
              CC->user.timescalled, CC->user.posted,
              CC->user.flags, CC->user.usernum,
              CC->previous_login);
}

Here is the call graph for this function:

Here is the caller graph for this function:

void lputuser ( struct ctdluser usbuf)

Definition at line 189 of file user_ops.c.

{
       CtdlPutUserLock(usbuf);
}

Here is the call graph for this function:

void MailboxName ( char *  buf,
size_t  n,
const struct ctdluser who,
const char *  prefix 
)

Definition at line 371 of file user_ops.c.

{
       snprintf(buf, n, "%010ld.%s", who->usernum, prefix);
}

Here is the call graph for this function:

Here is the caller graph for this function:

int NewMailCount ( void  )

Definition at line 1981 of file user_ops.c.

{
       int num_newmsgs = 0;

       num_newmsgs = CC->newmail;
       CC->newmail = 0;

       return (num_newmsgs);
}

Here is the caller graph for this function:

int purge_user ( char  pname[])

Definition at line 1065 of file user_ops.c.

{
       char filename[64];
       struct ctdluser usbuf;
       char usernamekey[USERNAME_SIZE];

       makeuserkey(usernamekey, pname, cutuserkey(pname));

       /* If the name is empty we can't find them in the DB any way so just return */
       if (IsEmptyStr(pname))
              return (ERROR + NO_SUCH_USER);

       if (CtdlGetUser(&usbuf, pname) != 0) {
              CON_syslog(LOG_ERR, "Cannot purge user <%s> - not found\n", pname);
              return (ERROR + NO_SUCH_USER);
       }
       /* Don't delete a user who is currently logged in.  Instead, just
        * set the access level to 0, and let the account get swept up
        * during the next purge.
        */
       if (CtdlIsUserLoggedInByNum(usbuf.usernum)) {
              CON_syslog(LOG_WARNING, "User <%s> is logged in; not deleting.\n", pname);
              usbuf.axlevel = AxDeleted;
              CtdlPutUser(&usbuf);
              return (1);
       }
       CON_syslog(LOG_NOTICE, "Deleting user <%s>\n", pname);

/*
 * FIXME:
 * This should all be wrapped in a S_USERS mutex.
 * Without the mutex the user could log in before we get to the next function
 * That would truly mess things up :-(
 * I would like to see the S_USERS start before the CtdlIsUserLoggedInByNum() above
 * and end after the user has been deleted from the database, below.
 * Question is should we enter the EVT_PURGEUSER whilst S_USERS is active?
 */

       /* Perform any purge functions registered by server extensions */
       PerformUserHooks(&usbuf, EVT_PURGEUSER);

       /* delete any existing user/room relationships */
       cdb_delete(CDB_VISIT, &usbuf.usernum, sizeof(long));

       /* delete the users-by-number index record */
       cdb_delete(CDB_USERSBYNUMBER, &usbuf.usernum, sizeof(long));

       /* delete the userlog entry */
       cdb_delete(CDB_USERS, usernamekey, strlen(usernamekey));

       /* remove the user's bio file */
       snprintf(filename, 
                      sizeof filename, 
                      "%s/%ld",
                      ctdl_bio_dir,
                      usbuf.usernum);
       unlink(filename);

       /* remove the user's picture */
       snprintf(filename, 
                      sizeof filename, 
                      "%s/%ld.gif",
                      ctdl_image_dir,
                      usbuf.usernum);
       unlink(filename);

       return (0);
}

Here is the call graph for this function:

Here is the caller graph for this function:

void put_visit ( visit newvisit)

Definition at line 283 of file user_ops.c.

{
       char IndexBuf[32];
       int IndexLen = 0;

       memset (IndexBuf, 0, sizeof (IndexBuf));
       /* Generate an index */
       IndexLen = GenerateRelationshipIndex(IndexBuf,
                                        newvisit->v_roomnum,
                                        newvisit->v_roomgen,
                                        newvisit->v_usernum);

       /* Store the record */
       cdb_store(CDB_VISIT, IndexBuf, IndexLen,
                newvisit, sizeof(visit)
       );
}

Here is the call graph for this function:

Here is the caller graph for this function:

void putuser ( struct ctdluser usbuf)

Definition at line 170 of file user_ops.c.

{
       CtdlPutUser(usbuf);
}

Here is the call graph for this function:

void rebuild_ubn_for_user ( struct ctdluser usbuf,
void *  data 
)

Definition at line 446 of file user_ops.c.

                                                              {

       struct ubnlist {
              struct ubnlist *next;
              char username[USERNAME_SIZE];
              long usernum;
       };

       static struct ubnlist *u = NULL;
       struct ubnlist *ptr = NULL;

       /* Lazy programming here.  Call this function as a ForEachUser backend
        * in order to queue up the room names, or call it with a null user
        * to make it do the processing.
        */
       if (usbuf != NULL) {
              ptr = (struct ubnlist *) malloc(sizeof (struct ubnlist));
              if (ptr == NULL) return;

              ptr->usernum = usbuf->usernum;
              safestrncpy(ptr->username, usbuf->fullname, sizeof ptr->username);
              ptr->next = u;
              u = ptr;
              return;
       }

       while (u != NULL) {
              CON_syslog(LOG_DEBUG, "Rebuilding usersbynumber index %10ld : %s\n",
                     u->usernum, u->username);
              cdb_store(CDB_USERSBYNUMBER, &u->usernum, sizeof(long), u->username, strlen(u->username)+1);

              ptr = u;
              u = u->next;
              free(ptr);
       }
}

Here is the call graph for this function:

Here is the caller graph for this function:

void rebuild_usersbynumber ( void  )

Definition at line 488 of file user_ops.c.

                                 {
       cdb_trunc(CDB_USERSBYNUMBER);                    /* delete the old indices */
       ForEachUser(rebuild_ubn_for_user, NULL);  /* enumerate the users */
       rebuild_ubn_for_user(NULL, NULL);         /* and index them */
}

Here is the call graph for this function:

Here is the caller graph for this function:

int rename_user ( char *  oldname,
char *  newname 
)

Definition at line 201 of file user_ops.c.

                                              {
       int retcode = RENAMEUSER_OK;
       struct ctdluser usbuf;

       char oldnamekey[USERNAME_SIZE];
       char newnamekey[USERNAME_SIZE];

       /* Create the database keys... */
       makeuserkey(oldnamekey, oldname, cutuserkey(oldname));
       makeuserkey(newnamekey, newname, cutuserkey(newname));

       /* Lock up and get going */
       begin_critical_section(S_USERS);

       /* We cannot rename a user who is currently logged in */
       if (CtdlIsUserLoggedIn(oldname)) {
              end_critical_section(S_USERS);
              return RENAMEUSER_LOGGED_IN;
       }

       if (CtdlGetUser(&usbuf, newname) == 0) {
              retcode = RENAMEUSER_ALREADY_EXISTS;
       }
       else {

              if (CtdlGetUser(&usbuf, oldname) != 0) {
                     retcode = RENAMEUSER_NOT_FOUND;
              }

              else {        /* Sanity checks succeeded.  Now rename the user. */
                     if (usbuf.usernum == 0)
                     {
                            CONM_syslog(LOG_DEBUG, "Can not rename user \"Citadel\".\n");
                            retcode = RENAMEUSER_NOT_FOUND;
                     } else {
                            CON_syslog(LOG_DEBUG, "Renaming <%s> to <%s>\n", oldname, newname);
                            cdb_delete(CDB_USERS, oldnamekey, strlen(oldnamekey));
                            safestrncpy(usbuf.fullname, newname, sizeof usbuf.fullname);
                            CtdlPutUser(&usbuf);
                            cdb_store(CDB_USERSBYNUMBER, &usbuf.usernum, sizeof(long),
                                   usbuf.fullname, strlen(usbuf.fullname)+1 );

                            retcode = RENAMEUSER_OK;
                     }
              }
       
       }

       end_critical_section(S_USERS);
       return(retcode);
}

Here is the call graph for this function:

Here is the caller graph for this function:

void start_chkpwd_daemon ( void  )

Definition at line 885 of file user_ops.c.

                               {
       pid_t chkpwd_pid;
       struct stat filestats;
       int i;

       CONM_syslog(LOG_DEBUG, "Starting chkpwd daemon for host authentication mode\n");

       if ((stat(file_chkpwd, &filestats)==-1) ||
           (filestats.st_size==0)){
              printf("didn't find chkpwd daemon in %s: %s\n", file_chkpwd, strerror(errno));
              abort();
       }
       if (pipe(chkpwd_write_pipe) != 0) {
              CON_syslog(LOG_EMERG, "Unable to create pipe for chkpwd daemon: %s\n", strerror(errno));
              abort();
       }
       if (pipe(chkpwd_read_pipe) != 0) {
              CON_syslog(LOG_EMERG, "Unable to create pipe for chkpwd daemon: %s\n", strerror(errno));
              abort();
       }

       chkpwd_pid = fork();
       if (chkpwd_pid < 0) {
              CON_syslog(LOG_EMERG, "Unable to fork chkpwd daemon: %s\n", strerror(errno));
              abort();
       }
       if (chkpwd_pid == 0) {
              CONM_syslog(LOG_DEBUG, "Now calling dup2() write\n");
              dup2(chkpwd_write_pipe[0], 0);
              CONM_syslog(LOG_DEBUG, "Now calling dup2() write\n");
              dup2(chkpwd_read_pipe[1], 1);
              CONM_syslog(LOG_DEBUG, "Now closing stuff\n");
              for (i=2; i<256; ++i) close(i);
              CON_syslog(LOG_DEBUG, "Now calling execl(%s)\n", file_chkpwd);
              execl(file_chkpwd, file_chkpwd, NULL);
              CON_syslog(LOG_EMERG, "Unable to exec chkpwd daemon: %s\n", strerror(errno));
              abort();
              exit(errno);
       }
}

Here is the caller graph for this function:

static int validpw ( uid_t  uid,
const char *  pass 
) [static]

Definition at line 840 of file user_ops.c.

{
       char buf[256];
       int rv = 0;

       if (IsEmptyStr(pass)) {
              CON_syslog(LOG_DEBUG, "Refusing to chkpwd for uid=%d with empty password.\n", uid);
              return 0;
       }

       CON_syslog(LOG_DEBUG, "Validating password for uid=%d using chkpwd...\n", uid);

       begin_critical_section(S_CHKPWD);
       rv = write(chkpwd_write_pipe[1], &uid, sizeof(uid_t));
       if (rv == -1) {
              CON_syslog(LOG_EMERG, "Communicatino with chkpwd broken: %s\n", strerror(errno));
              end_critical_section(S_CHKPWD);
              return 0;
       }
       rv = write(chkpwd_write_pipe[1], pass, 256);
       if (rv == -1) {
              CON_syslog(LOG_EMERG, "Communicatino with chkpwd broken: %s\n", strerror(errno));
              end_critical_section(S_CHKPWD);
              return 0;
       }
       rv = read(chkpwd_read_pipe[0], buf, 4);
       if (rv == -1) {
              CON_syslog(LOG_EMERG, "Communicatino with chkpwd broken: %s\n", strerror(errno));
              end_critical_section(S_CHKPWD);
              return 0;
       }
       end_critical_section(S_CHKPWD);

       if (!strncmp(buf, "PASS", 4)) {
              CONM_syslog(LOG_DEBUG, "...pass\n");
              return(1);
       }

       CONM_syslog(LOG_DEBUG, "...fail\n");
       return 0;
}

Here is the call graph for this function:

Here is the caller graph for this function:


Variable Documentation

Definition at line 73 of file user_ops.c.

Definition at line 72 of file user_ops.c.