Initial revision

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@141 ec53bebd-3082-4978-b11e-865c3cabbd6b
1995-10-04 15:25:07 +00:00
parent 40bc309c4f
commit a5d93582df
3 changed files with 267 additions and 0 deletions
--- a/appl/popper/pop_get_command.c
+++ b/appl/popper/pop_get_command.c
@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 1989 Regents of the University of California.
+ * All rights reserved.  The Berkeley software License Agreement
+ * specifies the terms and conditions for redistribution.
+ */
+
+#ifndef lint
+static char copyright[] = "Copyright (c) 1990 Regents of the University of California.\nAll rights reserved.\n";
+static char SccsId[] = "@(#)@(#)pop_get_command.c	2.1  2.1 3/18/91";
+#endif not lint
+
+#include <stdio.h>
+#include <sys/types.h>
+#include <strings.h>
+#include "popper.h"
+
+/* 
+ *  get_command:    Extract the command from an input line form a POP client
+ */
+
+static state_table states[] = {
+        auth1,  "user", 1,  1,  pop_user,   {auth1, auth2},
+        auth2,  "pass", 1,  1,  pop_pass,   {auth1, trans},
+#ifdef RPOP
+        auth2,  "rpop", 1,  1,  pop_rpop,   {auth1, trans},
+#endif RPOP
+        auth1,  "quit", 0,  0,  pop_quit,   {halt,  halt},
+        auth2,  "quit", 0,  0,  pop_quit,   {halt,  halt},
+        trans,  "stat", 0,  0,  pop_stat,   {trans, trans},
+        trans,  "list", 0,  1,  pop_list,   {trans, trans},
+        trans,  "retr", 1,  1,  pop_send,   {trans, trans},
+        trans,  "dele", 1,  1,  pop_dele,   {trans, trans},
+        trans,  "noop", 0,  0,  NULL,       {trans, trans},
+        trans,  "rset", 0,  0,  pop_rset,   {trans, trans},
+        trans,  "top",  2,  2,  pop_send,   {trans, trans},
+        trans,  "last", 0,  0,  pop_last,   {trans, trans},
+        trans,  "xtnd", 1,  99, pop_xtnd,   {trans, trans},
+        trans,  "quit", 0,  0,  pop_updt,   {halt,  halt},
+        (state) 0,  NULL,   0,  0,  NULL,       {halt,  halt},
+};
+
+state_table *pop_get_command(p,mp)
+POP             *   p;
+register char   *   mp;         /*  Pointer to unparsed line 
+                                    received from the client */
+{
+    state_table     *   s;
+    char                buf[MAXMSGLINELEN];
+
+    /*  Save a copy of the original client line */
+#ifdef DEBUG
+    if(p->debug) strcpy (buf,mp);
+#endif DEBUG
+
+    /*  Parse the message into the parameter array */
+    if ((p->parm_count = pop_parse(p,mp)) < 0) return(NULL);
+
+    /*  Do not log cleartext passwords */
+#ifdef DEBUG
+    if(p->debug){
+        if(strcmp(p->pop_command,"pass") == 0)
+            pop_log(p,POP_DEBUG,"Received: \"%s xxxxxxxxx\"",p->pop_command);
+        else {
+            /*  Remove trailing <LF> */
+            buf[strlen(buf)-2] = '\0';
+            pop_log(p,POP_DEBUG,"Received: \"%s\"",buf);
+        }
+    }
+#endif DEBUG
+
+    /*  Search for the POP command in the command/state table */
+    for (s = states; s->command; s++) {
+
+        /*  Is this a valid command for the current operating state? */
+        if (strcmp(s->command,p->pop_command) == 0
+             && s->ValidCurrentState == p->CurrentState) {
+
+            /*  Were too few parameters passed to the command? */
+            if (p->parm_count < s->min_parms)
+                return((state_table *)pop_msg(p,POP_FAILURE,
+                    "Too few arguments for the %s command.",p->pop_command));
+
+            /*  Were too many parameters passed to the command? */
+            if (p->parm_count > s->max_parms)
+                return((state_table *)pop_msg(p,POP_FAILURE,
+                    "Too many arguments for the %s command.",p->pop_command));
+
+            /*  Return a pointer to the entry for this command in 
+                the command/state table */
+            return (s);
+        }
+    }
+    /*  The client command was not located in the command/state table */
+    return((state_table *)pop_msg(p,POP_FAILURE,
+        "Unknown command: \"%s\".",p->pop_command));
+}