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 1.5 2001/09/11 04:04:49 gshapiro 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 * 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 * 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