mirror of https://github.com/getdnsapi/getdns.git
70 lines
2.4 KiB
C
70 lines
2.4 KiB
C
/**
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*
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* \file platform.c
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* @brief general functions with platform-dependent implementations
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*
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*/
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/*
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* Copyright (c) 2017, NLnet Labs, Sinodun
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the names of the copyright holders nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL Verisign, Inc. BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "platform.h"
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#include <stdio.h>
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#ifdef USE_WINSOCK
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void _getdns_perror(const char *str)
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{
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char msg[256];
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int errid = WSAGetLastError();
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*msg = '\0';
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FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM |
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FORMAT_MESSAGE_IGNORE_INSERTS,
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NULL,
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errid,
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MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
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msg,
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sizeof(msg),
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NULL);
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if (*msg == '\0')
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sprintf(msg, "Unknown error: %d", errid);
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if (str && *str != '\0')
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fprintf(stderr, "%s: ", str);
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fputs(msg, stderr);
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}
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#else
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void _getdns_perror(const char *str)
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{
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perror(str);
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}
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#endif
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