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pcg |
1.1 |
/* |
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device.C -- include the correct low-level implementation. |
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pcg |
1.10 |
Copyright (C) 2003-2008 Marc Lehmann <gvpe@schmorp.de> |
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pcg |
1.1 |
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pcg |
1.6 |
This file is part of GVPE. |
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pcg |
1.10 |
GVPE is free software; you can redistribute it and/or modify it |
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under the terms of the GNU General Public License as published by the |
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Free Software Foundation; either version 3 of the License, or (at your |
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option) any later version. |
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This program is distributed in the hope that it will be useful, but |
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WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General |
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Public License for more details. |
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You should have received a copy of the GNU General Public License along |
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with this program; if not, see <http://www.gnu.org/licenses/>. |
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Additional permission under GNU GPL version 3 section 7 |
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If you modify this Program, or any covered work, by linking or |
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combining it with the OpenSSL project's OpenSSL library (or a modified |
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version of that library), containing parts covered by the terms of the |
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OpenSSL or SSLeay licenses, the licensors of this Program grant you |
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additional permission to convey the resulting work. Corresponding |
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Source for a non-source form of such a combination shall include the |
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source code for the parts of OpenSSL used as well as that of the |
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covered work. |
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pcg |
1.1 |
*/ |
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#include "config.h" |
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#include <cstring> |
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#include <cstdlib> |
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root |
1.12 |
#include <stdexcept> |
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pcg |
1.1 |
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#include "slog.h" |
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#include "device.h" |
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static void *pkt_cachep[PKTCACHESIZE]; |
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static int pkt_cachen = 0; |
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root |
1.11 |
void * |
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net_packet::operator new(size_t s) |
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pcg |
1.1 |
{ |
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if (s > sizeof (data_packet)) |
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{ |
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pcg |
1.9 |
slog (L_ERR, _("FATAL: allocation for network packet larger than max supported packet size (%d > %d)."), |
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pcg |
1.1 |
s, sizeof (data_packet)); |
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abort (); |
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} |
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if (pkt_cachen) |
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return pkt_cachep[--pkt_cachen]; |
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else |
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{ |
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void *p = malloc (sizeof (data_packet)); |
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root |
1.12 |
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if (!p) |
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throw (std::bad_alloc ()); |
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pcg |
1.1 |
memset (p, 0, sizeof (data_packet)); |
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return p; |
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} |
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} |
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root |
1.11 |
void |
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net_packet::operator delete(void *p) |
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pcg |
1.1 |
{ |
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if (p) |
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{ |
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if (pkt_cachen < PKTCACHESIZE) |
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{ |
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memset (p, 0, sizeof (data_packet)); |
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pkt_cachep[pkt_cachen++] = p; |
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} |
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else |
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free (p); |
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} |
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} |
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pcg |
1.2 |
#if IFTYPE_tincd |
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# include "device-tincd.C" |
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#elif IFTYPE_native && IF_linux |
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pcg |
1.1 |
# include "device-linux.C" |
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pcg |
1.3 |
#elif IFTYPE_native && IF_cygwin |
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pcg |
1.1 |
# include "device-cygwin.C" |
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pcg |
1.7 |
#elif IFTYPE_native && IF_darwin |
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# include "device-darwin.C" |
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pcg |
1.1 |
#else |
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pcg |
1.2 |
# error No interface implementation for your IFTYPE/IFSUBTYPE combination. |
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pcg |
1.1 |
#endif |
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