1 /*
2 * Copyright (c) 2001 Sendmail, Inc. and its suppliers.
3 * All rights reserved.
4 *
5 * By using this file, you agree to the terms and conditions set
6 * forth in the LICENSE file which can be found at the top level of
7 * the sendmail distribution.
8 */
9
10 #include <sm/gen.h>
11 SM_RCSID("@(#)$Id: strexit.c,v 1.3 2001/01/15 18:39:11 ca Exp $")
12 #include <sm/string.h>
13 #include <sm/sysexits.h>
14
15 /*
16 ** SM_STREXIT -- convert EX_* value from <sm/sysexits.h> to a character string
17 **
18 ** This function is analogous to strerror(), except that it
19 ** operates on EX_* values from <sm/sysexits.h>.
20 **
21 ** Parameters:
22 ** ex -- EX_* value
23 **
24 ** Results:
25 ** pointer to a static message string
26 */
27
28 char *
29 sm_strexit(ex)
30 int ex;
31 {
32 char *msg;
33 static char buf[64];
34
35 msg = sm_sysexitmsg(ex);
36 if (msg == NULL)
37 {
38 (void) sm_snprintf(buf, sizeof buf, "Unknown exit status %d",
39 ex);
40 msg = buf;
41 }
42 return msg;
43 }
44
45 /*
46 ** SM_SYSEXITMSG -- convert an EX_* value to a character string, or NULL
47 **
48 ** Parameters:
49 ** ex -- EX_* value
50 **
51 ** Results:
52 ** If ex is a known exit value, then a pointer to a static
53 ** message string is returned. Otherwise NULL is returned.
54 */
55
56 char *
sm_sysexitmsg(ex)57 sm_sysexitmsg(ex)
58 int ex;
59 {
60 char *msg;
61
62 msg = sm_sysexmsg(ex);
63 if (msg != NULL)
64 return &msg[11];
65 else
66 return msg;
67 }
68
69 /*
70 ** SM_SYSEXMSG -- convert an EX_* value to a character string, or NULL
71 **
72 ** Parameters:
73 ** ex -- EX_* value
74 **
75 ** Results:
76 ** If ex is a known exit value, then a pointer to a static
77 ** string is returned. Otherwise NULL is returned.
78 ** The string contains the following fixed width fields:
79 ** [0] ':' if there is an errno value associated with this
80 ** exit value, otherwise ' '.
81 ** [1,3] 3 digit SMTP error code
82 ** [4] ' '
83 ** [5,9] 3 digit SMTP extended error code
84 ** [10] ' '
85 ** [11,] message string
86 */
87
88 char *
sm_sysexmsg(ex)89 sm_sysexmsg(ex)
90 int ex;
91 {
92 switch (ex)
93 {
94 case EX_USAGE:
95 return " 500 5.0.0 Command line usage error";
96 case EX_DATAERR:
97 return " 501 5.6.0 Data format error";
98 case EX_NOINPUT:
99 return ":550 5.3.0 Cannot open input";
100 case EX_NOUSER:
101 return " 550 5.1.1 User unknown";
102 case EX_NOHOST:
103 return " 550 5.1.2 Host unknown";
104 case EX_UNAVAILABLE:
105 return " 554 5.0.0 Service unavailable";
106 case EX_SOFTWARE:
107 return ":554 5.3.0 Internal error";
108 case EX_OSERR:
109 return ":451 4.0.0 Operating system error";
110 case EX_OSFILE:
111 return ":554 5.3.5 System file missing";
112 case EX_CANTCREAT:
113 return ":550 5.0.0 Can't create output";
114 case EX_IOERR:
115 return ":451 4.0.0 I/O error";
116 case EX_TEMPFAIL:
117 return " 450 4.0.0 Deferred";
118 case EX_PROTOCOL:
119 return " 554 5.5.0 Remote protocol error";
120 case EX_NOPERM:
121 return ":550 5.0.0 Insufficient permission";
122 case EX_CONFIG:
123 return " 554 5.3.5 Local configuration error";
124 default:
125 return NULL;
126 }
127 }
128