libfaim/aim_misc.c


/*
 * aim_misc.c
 *
 * TODO: Seperate a lot of this into an aim_bos.c.
 *
 * Other things...
 *
 *   - Idle setting 
 * 
 *
 */

#include <faim/aim.h> 

/*
 * aim_bos_setidle()
 *
 *  Should set your current idle time in seconds.  Idealy, OSCAR should
 *  do this for us.  But, it doesn't.  The client must call this to set idle
 *  time.  
 *
 */
faim_export unsigned long aim_bos_setidle(struct aim_session_t *sess,
					  struct aim_conn_t *conn, 
					  u_long idletime)
{
  return aim_genericreq_l(sess, conn, 0x0001, 0x0011, &idletime);
}


/*
 * aim_bos_changevisibility(conn, changtype, namelist)
 *
 * Changes your visibility depending on changetype:
 *
 *  AIM_VISIBILITYCHANGE_PERMITADD: Lets provided list of names see you
 *  AIM_VISIBILITYCHANGE_PERMIDREMOVE: Removes listed names from permit list
 *  AIM_VISIBILITYCHANGE_DENYADD: Hides you from provided list of names
 *  AIM_VISIBILITYCHANGE_DENYREMOVE: Lets list see you again
 *
 * list should be a list of 
 * screen names in the form "Screen Name One&ScreenNameTwo&" etc.
 *
 * Equivelents to options in WinAIM:
 *   - Allow all users to contact me: Send an AIM_VISIBILITYCHANGE_DENYADD
 *      with only your name on it.
 *   - Allow only users on my Buddy List: Send an 
 *      AIM_VISIBILITYCHANGE_PERMITADD with the list the same as your
 *      buddy list
 *   - Allow only the uesrs below: Send an AIM_VISIBILITYCHANGE_PERMITADD 
 *      with everyone listed that you want to see you.
 *   - Block all users: Send an AIM_VISIBILITYCHANGE_PERMITADD with only 
 *      yourself in the list
 *   - Block the users below: Send an AIM_VISIBILITYCHANGE_DENYADD with
 *      the list of users to be blocked
 *
 *
 */
faim_export unsigned long aim_bos_changevisibility(struct aim_session_t *sess,
						   struct aim_conn_t *conn, 
						   int changetype, 
						   char *denylist)
{
  struct command_tx_struct *newpacket;
  int packlen = 0;
  u_short subtype;

  char *localcpy = NULL;
  char *tmpptr = NULL;
  int i,j;
  int listcount;

  if (!denylist)
    return 0;

  localcpy = (char *) malloc(strlen(denylist)+1);
  memcpy(localcpy, denylist, strlen(denylist)+1);
  
  listcount = aimutil_itemcnt(localcpy, '&');
  packlen = aimutil_tokslen(localcpy, 99, '&') + listcount + 9;

  if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, packlen)))
    return -1;

  newpacket->lock = 1;

  switch(changetype)
    {
    case AIM_VISIBILITYCHANGE_PERMITADD:    subtype = 0x05; break;
    case AIM_VISIBILITYCHANGE_PERMITREMOVE: subtype = 0x06; break;
    case AIM_VISIBILITYCHANGE_DENYADD:      subtype = 0x07; break;
    case AIM_VISIBILITYCHANGE_DENYREMOVE:   subtype = 0x08; break;
    default:
      free(newpacket->data);
      free(newpacket);
      return 0;
    }

  /* We actually DO NOT send a SNAC ID with this one! */
  aim_putsnac(newpacket->data, 0x0009, subtype, 0x00, 0);
 
  j = 10;  /* the next byte */
  
  for (i=0; (i < (listcount - 1)) && (i < 99); i++)
    {
      tmpptr = aimutil_itemidx(localcpy, i, '&');

      newpacket->data[j] = strlen(tmpptr);
      memcpy(&(newpacket->data[j+1]), tmpptr, strlen(tmpptr));
      j += strlen(tmpptr)+1;
      free(tmpptr);
    }
  free(localcpy);

  newpacket->lock = 0;

  aim_tx_enqueue(sess, newpacket);

  return (sess->snac_nextid); /* dont increment */

}


/*
 * aim_bos_setbuddylist(buddylist)
 *
 * This just builds the "set buddy list" command then queues it.
 *
 * buddy_list = "Screen Name One&ScreenNameTwo&";
 *
 * TODO: Clean this up.  
 *
 * XXX: I can't stress the TODO enough.
 *
 */
faim_export unsigned long aim_bos_setbuddylist(struct aim_session_t *sess,
					       struct aim_conn_t *conn, 
					       char *buddy_list)
{
  int i, j;

  struct command_tx_struct *newpacket;

  int len = 0;

  char *localcpy = NULL;
  char *tmpptr = NULL;

  len = 10; /* 10B SNAC headers */

  if (!buddy_list || !(localcpy = (char *) malloc(strlen(buddy_list)+1))) 
    return -1;
  strncpy(localcpy, buddy_list, strlen(buddy_list)+1);

  i = 0;
  tmpptr = strtok(localcpy, "&");
  while ((tmpptr != NULL) && (i < 150)) {
#if debug > 0
    printf("---adding %d: %s (%d)\n", i, tmpptr, strlen(tmpptr));
#endif
    len += 1+strlen(tmpptr);
    i++;
    tmpptr = strtok(NULL, "&");
  }
#if debug > 0
  printf("*** send buddy list len: %d (%x)\n", len, len);
#endif

  if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, len)))
    return -1;

  newpacket->lock = 1;
  
  aim_putsnac(newpacket->data, 0x0003, 0x0004, 0x0000, 0);

  j = 10;  /* the next byte */

  strncpy(localcpy, buddy_list, strlen(buddy_list)+1);
  i = 0;
  tmpptr = strtok(localcpy, "&");
  while ((tmpptr != NULL) & (i < 150)) {
#if debug > 0
    printf("---adding %d: %s (%d)\n", i, tmpptr, strlen(tmpptr));
#endif
    newpacket->data[j] = strlen(tmpptr);
    memcpy(&(newpacket->data[j+1]), tmpptr, strlen(tmpptr));
    j += 1+strlen(tmpptr);
    i++;
    tmpptr = strtok(NULL, "&");
  }

  newpacket->lock = 0;

  aim_tx_enqueue(sess, newpacket);

  free(localcpy);

  return (sess->snac_nextid);
}

/* 
 * aim_bos_setprofile(profile)
 *
 * Gives BOS your profile.
 *
 * 
 */
faim_export unsigned long aim_bos_setprofile(struct aim_session_t *sess,
					     struct aim_conn_t *conn, 
					     char *profile,
					     char *awaymsg,
					     unsigned short caps)
{
  struct command_tx_struct *newpacket;
  int i = 0, tmp, caplen;

  if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 1152+strlen(profile)+1+(awaymsg?strlen(awaymsg):0))))
    return -1;

  i += aim_putsnac(newpacket->data, 0x0002, 0x004, 0x0000, sess->snac_nextid);
  i += aim_puttlv_str(newpacket->data+i, 0x0001, strlen("text/x-aolrtf; charset=\"us-ascii\""), "text/x-aolrtf; charset=\"us-ascii\"");
  i += aim_puttlv_str(newpacket->data+i, 0x0002, strlen(profile), profile);
  /* why do we send this twice?  */
  i += aim_puttlv_str(newpacket->data+i, 0x0003, strlen("text/x-aolrtf; charset=\"us-ascii\""), "text/x-aolrtf; charset=\"us-ascii\"");
  
  /* Away message -- we send this no matter what, even if its blank */
  if (awaymsg)
    i += aim_puttlv_str(newpacket->data+i, 0x0004, strlen(awaymsg), awaymsg);
  else
    i += aim_puttlv_str(newpacket->data+i, 0x0004, 0x0000, NULL);

  /* Capability information. */
 
  tmp = (i += aimutil_put16(newpacket->data+i, 0x0005));
  i += aimutil_put16(newpacket->data+i, 0x0000); /* rewritten later */
  i += (caplen = aim_putcap(newpacket->data+i, 512, caps));
  aimutil_put16(newpacket->data+tmp, caplen); /* rewrite TLV size */

  newpacket->commandlen = i;
  aim_tx_enqueue(sess, newpacket);
  
  return (sess->snac_nextid++);
}

/* 
 * aim_bos_setgroupperm(mask)
 * 
 * Set group permisson mask.  Normally 0x1f (all classes).
 *
 * The group permission mask allows you to keep users of a certain
 * class or classes from talking to you.  The mask should be
 * a bitwise OR of all the user classes you want to see you.
 *
 */
faim_export unsigned long aim_bos_setgroupperm(struct aim_session_t *sess,
					       struct aim_conn_t *conn, 
					       u_long mask)
{
  return aim_genericreq_l(sess, conn, 0x0009, 0x0004, &mask);
}

faim_internal int aim_parse_bosrights(struct aim_session_t *sess,
				      struct command_rx_struct *command, ...)
{
  rxcallback_t userfunc = NULL;
  int ret=1;
  struct aim_tlvlist_t *tlvlist;
  struct aim_tlv_t *tlv;
  unsigned short maxpermits = 0, maxdenies = 0;

  /* 
   * TLVs follow 
   */
  if (!(tlvlist = aim_readtlvchain(command->data+10, command->commandlen-10)))
    return ret;

  /*
   * TLV type 0x0001: Maximum number of buddies on permit list.
   */
  if ((tlv = aim_gettlv(tlvlist, 0x0001, 1))) {
    maxpermits = aimutil_get16(tlv->value);
  }

  /*
   * TLV type 0x0002: Maximum number of buddies on deny list.
   *
   */
  if ((tlv = aim_gettlv(tlvlist, 0x0002, 1))) {
    maxdenies = aimutil_get16(tlv->value);
  }
  
  userfunc = aim_callhandler(command->conn, 0x0009, 0x0003);
  if (userfunc)
    ret =  userfunc(sess, command, maxpermits, maxdenies);

  aim_freetlvchain(&tlvlist);

  return ret;  
}

/*
 * aim_bos_clientready()
 * 
 * Send Client Ready.  
 *
 * TODO: Dynamisize.
 *
 */
faim_export unsigned long aim_bos_clientready(struct aim_session_t *sess,
					      struct aim_conn_t *conn)
{
  u_char command_2[] = {
     /* placeholders for dynamic data */
     0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
     0xff, 0xff, 
     /* real data */
     0x00, 0x01,   
     0x00, 0x03, 
     0x00, 0x04, 
     0x06, 0x86, /* the good ones */
#if 0
     0x07, 0xda, /* DUPLE OF DEATH! */
#endif

     0x00, 0x02, 
     0x00, 0x01,  
     0x00, 0x04, 
     0x00, 0x01, 
 
     0x00, 0x03, 
     0x00, 0x01,  
     0x00, 0x04, 
     0x00, 0x01,
 
     0x00, 0x04, 
     0x00, 0x01, 
     0x00, 0x04,
     0x00, 0x01,
 
     0x00, 0x06, 
     0x00, 0x01, 
     0x00, 0x04,  
     0x00, 0x01, 
     0x00, 0x08, 
     0x00, 0x01, 
     0x00, 0x04,
     0x00, 0x01,
 
     0x00, 0x09, 
     0x00, 0x01, 
     0x00, 0x04,
     0x00, 0x01, 
     0x00, 0x0a, 
     0x00, 0x01, 
     0x00, 0x04,
     0x00, 0x01,
 
     0x00, 0x0b,
     0x00, 0x01, 
     0x00, 0x04,
     0x00, 0x01
  };
  int command_2_len = 0x52;
  struct command_tx_struct *newpacket;
  
  if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, command_2_len)))
    return -1;

  newpacket->lock = 1;

  memcpy(newpacket->data, command_2, command_2_len);
  
  /* This write over the dynamic parts of the byte block */
  aim_putsnac(newpacket->data, 0x0001, 0x0002, 0x0000, sess->snac_nextid);

  aim_tx_enqueue(sess, newpacket);

  return (sess->snac_nextid++);
}

/* 
 *  Request Rate Information.
 * 
 */
faim_export unsigned long aim_bos_reqrate(struct aim_session_t *sess,
					  struct aim_conn_t *conn)
{
  return aim_genericreq_n(sess, conn, 0x0001, 0x0006);
}

/* 
 *  Rate Information Response Acknowledge.
 *
 */
faim_export unsigned long aim_bos_ackrateresp(struct aim_session_t *sess,
					      struct aim_conn_t *conn)
{
  struct command_tx_struct *newpacket;
  int packlen = 20, i=0;

  if(!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, packlen)))
    return (sess->snac_nextid);
  
  newpacket->lock = 1;

  i = aim_putsnac(newpacket->data, 0x0001, 0x0008, 0x0000, 0);
  i += aimutil_put16(newpacket->data+i, 0x0001); 
  i += aimutil_put16(newpacket->data+i, 0x0002);
  i += aimutil_put16(newpacket->data+i, 0x0003);
  i += aimutil_put16(newpacket->data+i, 0x0004);
  i += aimutil_put16(newpacket->data+i, 0x0005);

  newpacket->commandlen = i;
  newpacket->lock = 0;

  aim_tx_enqueue(sess, newpacket);

  return (sess->snac_nextid);
}

/* 
 * aim_bos_setprivacyflags()
 *
 * Sets privacy flags. Normally 0x03.
 *
 *  Bit 1:  Allows other AIM users to see how long you've been idle.
 *  Bit 2:  Allows other AIM users to see how long you've been a member.
 *
 */
faim_export unsigned long aim_bos_setprivacyflags(struct aim_session_t *sess,
						  struct aim_conn_t *conn, 
						  u_long flags)
{
  return aim_genericreq_l(sess, conn, 0x0001, 0x0014, &flags);
}

/*
 * aim_bos_reqpersonalinfo()
 *
 * Requests the current user's information. Can't go generic on this one
 * because aparently it uses SNAC flags.
 *
 */
faim_export unsigned long aim_bos_reqpersonalinfo(struct aim_session_t *sess,
						  struct aim_conn_t *conn)
{
  return aim_genericreq_n(sess, conn, 0x0001, 0x000e);
}

faim_export unsigned long aim_setversions(struct aim_session_t *sess,
					  struct aim_conn_t *conn)
{
  struct command_tx_struct *newpacket;
  int i;

  if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 10 + (4*12))))
    return -1;

  newpacket->lock = 1;

  i = aim_putsnac(newpacket->data, 0x0001, 0x0017, 0x0000, sess->snac_nextid);

  i += aimutil_put16(newpacket->data+i, 0x0001);
  i += aimutil_put16(newpacket->data+i, 0x0003);

  i += aimutil_put16(newpacket->data+i, 0x0002);
  i += aimutil_put16(newpacket->data+i, 0x0001);

  i += aimutil_put16(newpacket->data+i, 0x0003);
  i += aimutil_put16(newpacket->data+i, 0x0001);

  i += aimutil_put16(newpacket->data+i, 0x0004);
  i += aimutil_put16(newpacket->data+i, 0x0001);

  i += aimutil_put16(newpacket->data+i, 0x0006);
  i += aimutil_put16(newpacket->data+i, 0x0001);

  i += aimutil_put16(newpacket->data+i, 0x0008);
  i += aimutil_put16(newpacket->data+i, 0x0001);

  i += aimutil_put16(newpacket->data+i, 0x0009);
  i += aimutil_put16(newpacket->data+i, 0x0001);

  i += aimutil_put16(newpacket->data+i, 0x000a);
  i += aimutil_put16(newpacket->data+i, 0x0001);

  i += aimutil_put16(newpacket->data+i, 0x000b);
  i += aimutil_put16(newpacket->data+i, 0x0002);

  i += aimutil_put16(newpacket->data+i, 0x000c);
  i += aimutil_put16(newpacket->data+i, 0x0001);

  i += aimutil_put16(newpacket->data+i, 0x0013);
  i += aimutil_put16(newpacket->data+i, 0x0001);

  i += aimutil_put16(newpacket->data+i, 0x0015);
  i += aimutil_put16(newpacket->data+i, 0x0001);

#if 0
  for (j = 0; j < 0x10; j++) {
    i += aimutil_put16(newpacket->data+i, j); /* family */
    i += aimutil_put16(newpacket->data+i, 0x0003); /* version */
  }
#endif

  newpacket->commandlen = i;
  newpacket->lock = 0;
  aim_tx_enqueue(sess, newpacket);

  return (sess->snac_nextid++);
}


/*
 * aim_bos_reqservice(serviceid)
 *
 * Service request. 
 *
 */
faim_export unsigned long aim_bos_reqservice(struct aim_session_t *sess,
			  struct aim_conn_t *conn, 
			  u_short serviceid)
{
  return aim_genericreq_s(sess, conn, 0x0001, 0x0004, &serviceid);
}

/*
 * aim_bos_nop()
 *
 * No-op.  WinAIM sends these every 4min or so to keep
 * the connection alive.  Its not real necessary.
 *
 */
faim_export unsigned long aim_bos_nop(struct aim_session_t *sess,
				      struct aim_conn_t *conn)
{
  return aim_genericreq_n(sess, conn, 0x0001, 0x0016);
}

/*
 * aim_bos_reqrights()
 *
 * Request BOS rights.
 *
 */
faim_export unsigned long aim_bos_reqrights(struct aim_session_t *sess,
					    struct aim_conn_t *conn)
{
  return aim_genericreq_n(sess, conn, 0x0009, 0x0002);
}

/*
 * aim_bos_reqbuddyrights()
 *
 * Request Buddy List rights.
 *
 */
faim_export unsigned long aim_bos_reqbuddyrights(struct aim_session_t *sess,
						 struct aim_conn_t *conn)
{
  return aim_genericreq_n(sess, conn, 0x0003, 0x0002);
}

/*
 * aim_send_warning(struct aim_session_t *sess, 
 *                  struct aim_conn_t *conn, char *destsn, int anon)
 * send a warning to destsn.
 * anon is anonymous or not;
 *  AIM_WARN_ANON anonymous
 *
 * returns -1 on error (couldn't alloc packet), next snacid on success.
 *
 */
faim_export int aim_send_warning(struct aim_session_t *sess, struct aim_conn_t *conn, char *destsn, int anon)
{
  struct command_tx_struct *newpacket;
  int curbyte;

  if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, strlen(destsn)+13)))
    return -1;

  newpacket->lock = 1;

  curbyte  = 0;
  curbyte += aim_putsnac(newpacket->data+curbyte,
                        0x0004, 0x0008, 0x0000, sess->snac_nextid);

  curbyte += aimutil_put16(newpacket->data+curbyte, (anon & AIM_WARN_ANON)?1:0);

  curbyte += aimutil_put8(newpacket->data+curbyte, strlen(destsn));

  curbyte += aimutil_putstr(newpacket->data+curbyte, destsn, strlen(destsn));

  newpacket->commandlen = curbyte;
  newpacket->lock = 0;

  aim_tx_enqueue(sess, newpacket);

  return (sess->snac_nextid++);
}

/*
 * aim_debugconn_sendconnect()
 *
 * For aimdebugd.  If you don't know what it is, you don't want to.
 */
faim_export unsigned long aim_debugconn_sendconnect(struct aim_session_t *sess,
						    struct aim_conn_t *conn)
{
  return aim_genericreq_n(sess, conn, AIM_CB_FAM_SPECIAL, AIM_CB_SPECIAL_DEBUGCONN_CONNECT);
}

/*
 * Generic routine for sending commands.
 *
 *
 * I know I can do this in a smarter way...but I'm not thinking straight
 * right now...
 *
 * I had one big function that handled all three cases, but then it broke
 * and I split it up into three.  But then I fixed it.  I just never went
 * back to the single.  I don't see any advantage to doing it either way.
 *
 */
faim_internal unsigned long aim_genericreq_n(struct aim_session_t *sess,
					     struct aim_conn_t *conn, 
					     u_short family, u_short subtype)
{
  struct command_tx_struct *newpacket;

  if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 10)))
    return 0;

  newpacket->lock = 1;

  aim_putsnac(newpacket->data, family, subtype, 0x0000, sess->snac_nextid);
 
  aim_tx_enqueue(sess, newpacket);
  return (sess->snac_nextid++);
}

/*
 *
 *
 */
faim_internal unsigned long aim_genericreq_l(struct aim_session_t *sess,
					     struct aim_conn_t *conn, 
					     u_short family, u_short subtype, 
					     u_long *longdata)
{
  struct command_tx_struct *newpacket;
  u_long newlong;

  /* If we don't have data, there's no reason to use this function */
  if (!longdata)
    return aim_genericreq_n(sess, conn, family, subtype);

  if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 10+sizeof(u_long))))
    return -1;

  newpacket->lock = 1;

  aim_putsnac(newpacket->data, family, subtype, 0x0000, sess->snac_nextid);

  /* copy in data */
  newlong = htonl(*longdata);
  memcpy(&(newpacket->data[10]), &newlong, sizeof(u_long));

  aim_tx_enqueue(sess, newpacket);
  return (sess->snac_nextid++);
}

faim_internal unsigned long aim_genericreq_s(struct aim_session_t *sess,
					     struct aim_conn_t *conn, 
					     u_short family, u_short subtype, 
					     u_short *shortdata)
{
  struct command_tx_struct *newpacket;
  u_short newshort;

  /* If we don't have data, there's no reason to use this function */
  if (!shortdata)
    return aim_genericreq_n(sess, conn, family, subtype);

  if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 10+sizeof(u_short))))
    return -1;

  newpacket->lock = 1;

  aim_putsnac(newpacket->data, family, subtype, 0x0000, sess->snac_nextid);

  /* copy in data */
  newshort = htons(*shortdata);
  memcpy(&(newpacket->data[10]), &newshort, sizeof(u_short));

  aim_tx_enqueue(sess, newpacket);
  return (sess->snac_nextid++);
}

/*
 * aim_bos_reqlocaterights()
 *
 * Request Location services rights.
 *
 */
faim_export unsigned long aim_bos_reqlocaterights(struct aim_session_t *sess,
						  struct aim_conn_t *conn)
{
  return aim_genericreq_n(sess, conn, 0x0002, 0x0002);
}

/*
* aim_bos_reqicbmparaminfo()
 *
 * Request ICBM parameter information.
 *
 */
faim_export unsigned long aim_bos_reqicbmparaminfo(struct aim_session_t *sess,
						   struct aim_conn_t *conn)
{
  return aim_genericreq_n(sess, conn, 0x0004, 0x0004);
}

/*
 * Add ICBM parameter? Huh?
 */
faim_export unsigned long aim_addicbmparam(struct aim_session_t *sess,
					   struct aim_conn_t *conn)
{
  struct command_tx_struct *newpacket;
  int packlen = 10+16, i=0;

  if(!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, packlen)))
    return (sess->snac_nextid);
  
  newpacket->lock = 1;

  i = aim_putsnac(newpacket->data, 0x0004, 0x0002, 0x0000, sess->snac_nextid);
  i += aimutil_put16(newpacket->data+i, 0x0000); 
  i += aimutil_put16(newpacket->data+i, 0x0000);
  i += aimutil_put16(newpacket->data+i, 0x0003);
  i += aimutil_put16(newpacket->data+i, 0x1f40);
  i += aimutil_put16(newpacket->data+i, 0x03e7);
  i += aimutil_put16(newpacket->data+i, 0x03e7);
  i += aimutil_put16(newpacket->data+i, 0x0000); 
  i += aimutil_put16(newpacket->data+i, 0x0000); 
  
  aim_tx_enqueue(sess, newpacket);

  return (sess->snac_nextid);
}