| 1 | /*
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| 2 | * Copyright (c) 2009 Lukas Mejdrech
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup net_app
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| 30 | * @{
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| 31 | */
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| 32 |
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| 33 | /** @file
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| 34 | * Generic application error printing functions implementation.
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| 35 | */
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| 36 |
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| 37 | #include "print_error.h"
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| 38 |
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| 39 | #include <stdio.h>
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| 40 | #include <errno.h>
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| 41 |
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| 42 | /** Prints the error description.
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| 43 | *
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| 44 | * Supports socket error codes.
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| 45 | *
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| 46 | * @param[in] output The description output stream. May be NULL.
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| 47 | * @param[in] error_code The error code.
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| 48 | * @param[in] prefix The error description prefix. May be NULL.
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| 49 | * @param[in] suffix The error description suffix. May be NULL.
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| 50 | */
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| 51 | void print_error(FILE *output, int error_code, const char *prefix, const char *suffix)
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| 52 | {
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| 53 | if(IS_SOCKET_ERROR(error_code))
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| 54 | socket_print_error(output, error_code, prefix, suffix);
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| 55 | }
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| 56 |
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| 57 | /** Prints the specific socket error description.
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| 58 | *
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| 59 | * @param[in] output The description output stream. May be NULL.
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| 60 | * @param[in] error_code The socket error code.
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| 61 | * @param[in] prefix The error description prefix. May be NULL.
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| 62 | * @param[in] suffix The error description suffix. May be NULL.
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| 63 | */
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| 64 | void socket_print_error(FILE *output, int error_code, const char *prefix, const char *suffix)
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| 65 | {
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| 66 | if (!output)
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| 67 | return;
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| 68 |
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| 69 | if (prefix)
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| 70 | fprintf(output, "%s", prefix);
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| 71 |
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| 72 | switch (error_code) {
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| 73 | case ENOTSOCK:
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| 74 | fprintf(output, "Not a socket (%d) error", error_code);
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| 75 | break;
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| 76 | case EPROTONOSUPPORT:
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| 77 | fprintf(output, "Protocol not supported (%d) error", error_code);
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| 78 | break;
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| 79 | case ESOCKTNOSUPPORT:
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| 80 | fprintf(output, "Socket type not supported (%d) error", error_code);
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| 81 | break;
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| 82 | case EPFNOSUPPORT:
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| 83 | fprintf(output, "Protocol family not supported (%d) error", error_code);
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| 84 | break;
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| 85 | case EAFNOSUPPORT:
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| 86 | fprintf(output, "Address family not supported (%d) error", error_code);
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| 87 | break;
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| 88 | case EADDRINUSE:
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| 89 | fprintf(output, "Address already in use (%d) error", error_code);
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| 90 | break;
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| 91 | case ENOTCONN:
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| 92 | fprintf(output, "Socket not connected (%d) error", error_code);
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| 93 | break;
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| 94 | case NO_DATA:
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| 95 | fprintf(output, "No data (%d) error", error_code);
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| 96 | break;
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| 97 | case EINPROGRESS:
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| 98 | fprintf(output, "Another operation in progress (%d) error", error_code);
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| 99 | break;
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| 100 | case EDESTADDRREQ:
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| 101 | fprintf(output, "Destination address required (%d) error", error_code);
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| 102 | case EAGAIN:
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| 103 | fprintf(output, "Try again (%d) error", error_code);
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| 104 | default:
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| 105 | fprintf(output, "Other (%d) error", error_code);
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| 106 | }
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| 107 |
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| 108 | if (suffix)
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| 109 | fprintf(output, "%s", suffix);
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| 110 | }
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| 111 |
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| 112 | /** @}
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| 113 | */
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| 114 |
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