| 1 | /* |
1 | /* |
| 2 | device.C -- include the correct low-level implementation. |
2 | device.C -- include the correct low-level implementation. |
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3 | Copyright (C) 2003-2008 Marc Lehmann <gvpe@schmorp.de> |
| 3 | |
4 | |
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5 | This file is part of GVPE. |
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6 | |
| 4 | This program is free software; you can redistribute it and/or modify |
7 | GVPE is free software; you can redistribute it and/or modify it |
| 5 | it under the terms of the GNU General Public License as published by |
8 | under the terms of the GNU General Public License as published by the |
| 6 | the Free Software Foundation; either version 2 of the License, or |
9 | Free Software Foundation; either version 3 of the License, or (at your |
| 7 | (at your option) any later version. |
10 | option) any later version. |
| 8 | |
11 | |
| 9 | This program is distributed in the hope that it will be useful, |
12 | This program is distributed in the hope that it will be useful, but |
| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General |
| 12 | GNU General Public License for more details. |
15 | Public License for more details. |
| 13 | |
16 | |
| 14 | You should have received a copy of the GNU General Public License |
17 | You should have received a copy of the GNU General Public License along |
| 15 | along with this program; if not, write to the Free Software |
18 | with this program; if not, see <http://www.gnu.org/licenses/>. |
| 16 | Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
19 | |
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20 | Additional permission under GNU GPL version 3 section 7 |
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21 | |
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22 | If you modify this Program, or any covered work, by linking or |
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23 | combining it with the OpenSSL project's OpenSSL library (or a modified |
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24 | version of that library), containing parts covered by the terms of the |
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25 | OpenSSL or SSLeay licenses, the licensors of this Program grant you |
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26 | additional permission to convey the resulting work. Corresponding |
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27 | Source for a non-source form of such a combination shall include the |
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28 | source code for the parts of OpenSSL used as well as that of the |
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29 | covered work. |
| 17 | */ |
30 | */ |
| 18 | |
31 | |
| 19 | #include "config.h" |
32 | #include "config.h" |
| 20 | |
33 | |
| 21 | #include <cstring> |
34 | #include <cstring> |
| 22 | #include <cstdlib> |
35 | #include <cstdlib> |
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36 | #include <stdexcept> |
| 23 | |
37 | |
| 24 | #include "slog.h" |
38 | #include "slog.h" |
| 25 | #include "device.h" |
39 | #include "device.h" |
| 26 | |
40 | |
| 27 | static void *pkt_cachep[PKTCACHESIZE]; |
41 | static void *pkt_cachep[PKTCACHESIZE]; |
| 28 | static int pkt_cachen = 0; |
42 | static int pkt_cachen = 0; |
| 29 | |
43 | |
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44 | void * |
| 30 | void *net_packet::operator new(size_t s) |
45 | net_packet::operator new(size_t s) |
| 31 | { |
46 | { |
| 32 | if (s > sizeof (data_packet)) |
47 | if (s > sizeof (data_packet)) |
| 33 | { |
48 | { |
| 34 | slog (L_ERR, _("FATAL: allocation for network packet larger than max supported packet size (%d > %d).\n"), |
49 | slog (L_ERR, _("FATAL: allocation for network packet larger than max supported packet size (%d > %d)."), |
| 35 | s, sizeof (data_packet)); |
50 | s, sizeof (data_packet)); |
| 36 | abort (); |
51 | abort (); |
| 37 | } |
52 | } |
| 38 | |
53 | |
| 39 | if (pkt_cachen) |
54 | if (pkt_cachen) |
| 40 | return pkt_cachep[--pkt_cachen]; |
55 | return pkt_cachep[--pkt_cachen]; |
| 41 | else |
56 | else |
| 42 | { |
57 | { |
| 43 | void *p = malloc (sizeof (data_packet)); |
58 | void *p = malloc (sizeof (data_packet)); |
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59 | |
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60 | if (!p) |
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61 | throw (std::bad_alloc ()); |
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62 | |
| 44 | memset (p, 0, sizeof (data_packet)); |
63 | memset (p, 0, sizeof (data_packet)); |
| 45 | return p; |
64 | return p; |
| 46 | } |
65 | } |
| 47 | } |
66 | } |
| 48 | |
67 | |
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68 | void |
| 49 | void net_packet::operator delete(void *p) |
69 | net_packet::operator delete(void *p) |
| 50 | { |
70 | { |
| 51 | if (p) |
71 | if (p) |
| 52 | { |
72 | { |
| 53 | if (pkt_cachen < PKTCACHESIZE) |
73 | if (pkt_cachen < PKTCACHESIZE) |
| 54 | { |
74 | { |
| … | |
… | |
| 64 | # include "device-tincd.C" |
84 | # include "device-tincd.C" |
| 65 | #elif IFTYPE_native && IF_linux |
85 | #elif IFTYPE_native && IF_linux |
| 66 | # include "device-linux.C" |
86 | # include "device-linux.C" |
| 67 | #elif IFTYPE_native && IF_cygwin |
87 | #elif IFTYPE_native && IF_cygwin |
| 68 | # include "device-cygwin.C" |
88 | # include "device-cygwin.C" |
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89 | #elif IFTYPE_native && IF_darwin |
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90 | # include "device-darwin.C" |
| 69 | #else |
91 | #else |
| 70 | # error No interface implementation for your IFTYPE/IFSUBTYPE combination. |
92 | # error No interface implementation for your IFTYPE/IFSUBTYPE combination. |
| 71 | #endif |
93 | #endif |
| 72 | |
94 | |
| 73 | |
95 | |
