/src/ntp-dev/lib/isc/unix/errno2result.c

Source (jump to first uncovered line)
/*
 * Copyright (C) 2004, 2005, 2007, 2011, 2012  Internet Systems Consortium, Inc. ("ISC")
 * Copyright (C) 2000-2002  Internet Software Consortium.
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

/* $Id$ */

/*! \file */

#include <config.h>

#include <isc/result.h>
#include <isc/strerror.h>
#include <isc/util.h>

#include "errno2result.h"

/*%
 * Convert a POSIX errno value into an isc_result_t.  The
 * list of supported errno values is not complete; new users
 * of this function should add any expected errors that are
 * not already there.
 */
isc_result_t
isc___errno2result(int posixerrno, const char *file, unsigned int line) {
  char strbuf[ISC_STRERRORSIZE];

  switch (posixerrno) {
  case ENOTDIR:
  case ELOOP:
  case EINVAL:    /* XXX sometimes this is not for files */
  case ENAMETOOLONG:
  case EBADF:
    return (ISC_R_INVALIDFILE);
  case ENOENT:
    return (ISC_R_FILENOTFOUND);
  case EACCES:
  case EPERM:
    return (ISC_R_NOPERM);
  case EEXIST:
    return (ISC_R_FILEEXISTS);
  case EIO:
    return (ISC_R_IOERROR);
  case ENOMEM:
    return (ISC_R_NOMEMORY);
  case ENFILE:
  case EMFILE:
    return (ISC_R_TOOMANYOPENFILES);
  case EPIPE:
#ifdef ECONNRESET
  case ECONNRESET:
#endif
#ifdef ECONNABORTED
  case ECONNABORTED:
#endif
    return (ISC_R_CONNECTIONRESET);
#ifdef ENOTCONN
  case ENOTCONN:
    return (ISC_R_NOTCONNECTED);
#endif
#ifdef ETIMEDOUT
  case ETIMEDOUT:
    return (ISC_R_TIMEDOUT);
#endif
#ifdef ENOBUFS
  case ENOBUFS:
    return (ISC_R_NORESOURCES);
#endif
#ifdef EAFNOSUPPORT
  case EAFNOSUPPORT:
    return (ISC_R_FAMILYNOSUPPORT);
#endif
#ifdef ENETDOWN
  case ENETDOWN:
    return (ISC_R_NETDOWN);
#endif
#ifdef EHOSTDOWN
  case EHOSTDOWN:
    return (ISC_R_HOSTDOWN);
#endif
#ifdef ENETUNREACH
  case ENETUNREACH:
    return (ISC_R_NETUNREACH);
#endif
#ifdef EHOSTUNREACH
  case EHOSTUNREACH:
    return (ISC_R_HOSTUNREACH);
#endif
#ifdef EADDRINUSE
  case EADDRINUSE:
    return (ISC_R_ADDRINUSE);
#endif
  case EADDRNOTAVAIL:
    return (ISC_R_ADDRNOTAVAIL);
  case ECONNREFUSED:
    return (ISC_R_CONNREFUSED);
  default:
    isc__strerror(posixerrno, strbuf, sizeof(strbuf));
    UNEXPECTED_ERROR(file, line, "unable to convert errno "
         "to isc_result: %d: %s",
         posixerrno, strbuf);
    /*
     * XXXDCL would be nice if perhaps this function could
     * return the system's error string, so the caller
     * might have something more descriptive than "unexpected
     * error" to log with.
     */
    return (ISC_R_UNEXPECTED);
  }
}

Coverage Report

Created: 2023-05-19 06:16

Line	Count	Source (jump to first uncovered line)
1		/*
2		* Copyright (C) 2004, 2005, 2007, 2011, 2012 Internet Systems Consortium, Inc. ("ISC")
3		* Copyright (C) 2000-2002 Internet Software Consortium.
4		*
5		* Permission to use, copy, modify, and/or distribute this software for any
6		* purpose with or without fee is hereby granted, provided that the above
7		* copyright notice and this permission notice appear in all copies.
8		*
9		* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
10		* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
11		* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
12		* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
13		* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
14		* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
15		* PERFORMANCE OF THIS SOFTWARE.
16		*/
17
18		/* $Id$ */
19
20		/! \file /
21
22		#include <config.h>
23
24		#include <isc/result.h>
25		#include <isc/strerror.h>
26		#include <isc/util.h>
27
28		#include "errno2result.h"
29
30		/*%
31		* Convert a POSIX errno value into an isc_result_t. The
32		* list of supported errno values is not complete; new users
33		* of this function should add any expected errors that are
34		* not already there.
35		*/
36		isc_result_t
37	0	isc___errno2result(int posixerrno, const char *file, unsigned int line) {
38	0	char strbuf[ISC_STRERRORSIZE];
39
40	0	switch (posixerrno) {
41	0	case ENOTDIR:
42	0	case ELOOP:
43	0	case EINVAL: /* XXX sometimes this is not for files */
44	0	case ENAMETOOLONG:
45	0	case EBADF:
46	0	return (ISC_R_INVALIDFILE);
47	0	case ENOENT:
48	0	return (ISC_R_FILENOTFOUND);
49	0	case EACCES:
50	0	case EPERM:
51	0	return (ISC_R_NOPERM);
52	0	case EEXIST:
53	0	return (ISC_R_FILEEXISTS);
54	0	case EIO:
55	0	return (ISC_R_IOERROR);
56	0	case ENOMEM:
57	0	return (ISC_R_NOMEMORY);
58	0	case ENFILE:
59	0	case EMFILE:
60	0	return (ISC_R_TOOMANYOPENFILES);
61	0	case EPIPE:
62	0	#ifdef ECONNRESET
63	0	case ECONNRESET:
64	0	#endif
65	0	#ifdef ECONNABORTED
66	0	case ECONNABORTED:
67	0	#endif
68	0	return (ISC_R_CONNECTIONRESET);
69	0	#ifdef ENOTCONN
70	0	case ENOTCONN:
71	0	return (ISC_R_NOTCONNECTED);
72	0	#endif
73	0	#ifdef ETIMEDOUT
74	0	case ETIMEDOUT:
75	0	return (ISC_R_TIMEDOUT);
76	0	#endif
77	0	#ifdef ENOBUFS
78	0	case ENOBUFS:
79	0	return (ISC_R_NORESOURCES);
80	0	#endif
81	0	#ifdef EAFNOSUPPORT
82	0	case EAFNOSUPPORT:
83	0	return (ISC_R_FAMILYNOSUPPORT);
84	0	#endif
85	0	#ifdef ENETDOWN
86	0	case ENETDOWN:
87	0	return (ISC_R_NETDOWN);
88	0	#endif
89	0	#ifdef EHOSTDOWN
90	0	case EHOSTDOWN:
91	0	return (ISC_R_HOSTDOWN);
92	0	#endif
93	0	#ifdef ENETUNREACH
94	0	case ENETUNREACH:
95	0	return (ISC_R_NETUNREACH);
96	0	#endif
97	0	#ifdef EHOSTUNREACH
98	0	case EHOSTUNREACH:
99	0	return (ISC_R_HOSTUNREACH);
100	0	#endif
101	0	#ifdef EADDRINUSE
102	0	case EADDRINUSE:
103	0	return (ISC_R_ADDRINUSE);
104	0	#endif
105	0	case EADDRNOTAVAIL:
106	0	return (ISC_R_ADDRNOTAVAIL);
107	0	case ECONNREFUSED:
108	0	return (ISC_R_CONNREFUSED);
109	0	default:
110	0	isc__strerror(posixerrno, strbuf, sizeof(strbuf));
111	0	UNEXPECTED_ERROR(file, line, "unable to convert errno "
112	0	"to isc_result: %d: %s",
113	0	posixerrno, strbuf);
114		/*
115		* XXXDCL would be nice if perhaps this function could
116		* return the system's error string, so the caller
117		* might have something more descriptive than "unexpected
118		* error" to log with.
119		*/
120	0	return (ISC_R_UNEXPECTED);
121	0	}
122	0	}