appl/popper/pop_list.c

   1 /*
   2  * Copyright (c) 1989 Regents of the University of California.
   3  * All rights reserved.  The Berkeley software License Agreement
   4  * specifies the terms and conditions for redistribution.
   5  */
   6
   7 #include <popper.h>
   8 RCSID("$Id$");
   9
  10 /*
  11  *  list:   List the contents of a POP maildrop
  12  */
  13
  14 int
  15 pop_list (POP *p)
  16 {
  17     MsgInfoList         *   mp;         /*  Pointer to message info list */
  18     int                     i;
  19     int                     msg_num;
  20
  21     /*  Was a message number provided? */
  22     if (p->parm_count > 0) {
  23         msg_num = atoi(p->pop_parm[1]);
  24
  25         /*  Is requested message out of range? */
  26         if ((msg_num < 1) || (msg_num > p->msg_count))
  27             return (pop_msg (p,POP_FAILURE,
  28                 "Message %d does not exist.",msg_num));
  29
  30         /*  Get a pointer to the message in the message list */
  31         mp = &p->mlp[msg_num-1];
  32
  33         /*  Is the message already flagged for deletion? */
  34         if (mp->flags & DEL_FLAG)
  35             return (pop_msg (p,POP_FAILURE,
  36                 "Message %d has been deleted.",msg_num));
  37
  38         /*  Display message information */
  39         return (pop_msg(p,POP_SUCCESS,"%d %ld",msg_num,mp->length));
  40     }
  41
  42     /*  Display the entire list of messages */
  43     pop_msg(p,POP_SUCCESS,
  44             "%d messages (%ld octets)",
  45             p->msg_count-p->msgs_deleted,
  46             p->drop_size-p->bytes_deleted);
  47
  48     /*  Loop through the message information list.  Skip deleted messages */
  49     for (i = p->msg_count, mp = p->mlp; i > 0; i--, mp++) {
  50         if (!(mp->flags & DEL_FLAG))
  51             fprintf(p->output,"%u %lu\r\n",mp->number,mp->length);
  52     }
  53
  54     /*  "." signals the end of a multi-line transmission */
  55     fprintf(p->output,".\r\n");
  56     fflush(p->output);
  57
  58     return(POP_SUCCESS);
  59 }