# 2.11BSD#431 - /usr/src/libexec/popper/pop_get_command.c

##### Functions

    pop_get_command   X

       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: #ifndef lint
       8: static char copyright[] = "Copyright (c) 1990 Regents of the University of California.\nAll rights reserved.\n";
       9: static char SccsId[] = "@(#)@(#)pop_get_command.c	2.1  2.1 3/18/91";
      10: #endif not lint
      11:
      12: #include <stdio.h>
      13: #include <sys/types.h>
      14: #include <strings.h>
      15: #include "popper.h"
      16:
      17: /*
      18:  *  get_command:    Extract the command from an input line form a POP client
      19:  */
      20:
      21: static state_table states[] = {
      22:         auth1,  "user", 1,  1,  pop_user,   {auth1, auth2},
      23:         auth2,  "pass", 1,  1,  pop_pass,   {auth1, trans},
      24: #ifdef RPOP
      25:         auth2,  "rpop", 1,  1,  pop_rpop,   {auth1, trans},
      26: #endif RPOP
      27:         auth1,  "quit", 0,  0,  pop_quit,   {halt,  halt},
      28:         auth2,  "quit", 0,  0,  pop_quit,   {halt,  halt},
      29:         trans,  "stat", 0,  0,  pop_stat,   {trans, trans},
      30:         trans,  "list", 0,  1,  pop_list,   {trans, trans},
      31:         trans,  "retr", 1,  1,  pop_send,   {trans, trans},
      32:         trans,  "dele", 1,  1,  pop_dele,   {trans, trans},
      33:         trans,  "noop", 0,  0,  NULL,       {trans, trans},
      34:         trans,  "rset", 0,  0,  pop_rset,   {trans, trans},
      35:         trans,  "top",  2,  2,  pop_send,   {trans, trans},
      36:         trans,  "last", 0,  0,  pop_last,   {trans, trans},
      37:         trans,  "xtnd", 1,  99, pop_xtnd,   {trans, trans},
      38:         trans,  "quit", 0,  0,  pop_updt,   {halt,  halt},
      39:         (state) 0,  NULL,   0,  0,  NULL,       {halt,  halt},
      40: };
      41:
      42: state_table *pop_get_command(p,mp)
      43: POP             *   p;
      44: register char   *   mp;         /*  Pointer to unparsed line
      45:                                     received from the client */
      46: {
      47:     state_table     *   s;
      48:     char                buf[MAXMSGLINELEN];
      49:
      50:     /*  Save a copy of the original client line */
      51: #ifdef DEBUG
      52:     if(p->debug) strcpy (buf,mp);
      53: #endif DEBUG
      54:
      55:     /*  Parse the message into the parameter array */
      56:     if ((p->parm_count = pop_parse(p,mp)) < 0) return(NULL);
      57:
      58:     /*  Do not log cleartext passwords */
      59: #ifdef DEBUG
      60:     if(p->debug){
      61:         if(strcmp(p->pop_command,"pass") == 0)
      62:             pop_log(p,POP_DEBUG,"Received: \"%s xxxxxxxxx\"",p->pop_command);
      63:         else {
      64:             /*  Remove trailing <LF> */
      65:             buf[strlen(buf)-2] = '\0';
      66:             pop_log(p,POP_DEBUG,"Received: \"%s\"",buf);
      67:         }
      68:     }
      69: #endif DEBUG
      70:
      71:     /*  Search for the POP command in the command/state table */
      72:     for (s = states; s->command; s++) {
      73:
      74:         /*  Is this a valid command for the current operating state? */
      75:         if (strcmp(s->command,p->pop_command) == 0
      76:              && s->ValidCurrentState == p->CurrentState) {
      77:
      78:             /*  Were too few parameters passed to the command? */
      79:             if (p->parm_count < s->min_parms)
      80:                 return((state_table *)pop_msg(p,POP_FAILURE,
      81:                     "Too few arguments for the %s command.",p->pop_command));
      82:
      83:             /*  Were too many parameters passed to the command? */
      84:             if (p->parm_count > s->max_parms)
      85:                 return((state_table *)pop_msg(p,POP_FAILURE,
      86:                     "Too many arguments for the %s command.",p->pop_command));
      87:
      88:             /*  Return a pointer to the entry for this command in
      89:                 the command/state table */
      90:             return (s);
      91:         }
      92:     }
      93:     /*  The client command was not located in the command/state table */
      94:     return((state_table *)pop_msg(p,POP_FAILURE,
      95:         "Unknown command: \"%s\".",p->pop_command));
      96: }

#### Defined functions

pop_get_command defined in line 42; used 2 times

- in /usr/src/libexec/popper/popper.c line 16, 51

#### Defined variables

SccsId defined in line 9; never used
copyright defined in line 8; never used

Last modified: 1991-04-04 Generated: 2016-12-26 | Generated by src2html V0.67 page hit count: 1073 |