1 | /* |
1 | /* |
2 | util.h -- process management and other utility functions |
2 | util.h -- process management and other utility functions |
3 | Copyright (C) 1998-2002 Ivo Timmermans <ivo@o2w.nl> |
3 | Copyright (C) 1998-2002 Ivo Timmermans <ivo@o2w.nl> |
4 | 2000-2002 Guus Sliepen <guus@sliepen.eu.org> |
4 | 2000-2002 Guus Sliepen <guus@sliepen.eu.org> |
5 | 2003 Marc Lehmann <pcg@goof.com> |
5 | 2003 Marc Lehmann <gvpe@schmorp.de> |
6 | |
6 | |
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7 | This file is part of GVPE. |
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8 | |
7 | This program is free software; you can redistribute it and/or modify |
9 | GVPE is free software; you can redistribute it and/or modify |
8 | it under the terms of the GNU General Public License as published by |
10 | it under the terms of the GNU General Public License as published by |
9 | the Free Software Foundation; either version 2 of the License, or |
11 | the Free Software Foundation; either version 2 of the License, or |
10 | (at your option) any later version. |
12 | (at your option) any later version. |
11 | |
13 | |
12 | This program is distributed in the hope that it will be useful, |
14 | This program is distributed in the hope that it will be useful, |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | GNU General Public License for more details. |
17 | GNU General Public License for more details. |
16 | |
18 | |
17 | You should have received a copy of the GNU General Public License |
19 | You should have received a copy of the GNU General Public License |
18 | along with this program; if not, write to the Free Software |
20 | along with gvpe; if not, write to the Free Software |
19 | Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
21 | Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
20 | */ |
22 | */ |
21 | |
23 | |
22 | #ifndef UTIL_H__ |
24 | #ifndef UTIL_H__ |
23 | #define UTIL_H__ |
25 | #define UTIL_H__ |
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26 | |
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27 | #include <openssl/rsa.h> |
24 | |
28 | |
25 | #include "gettext.h" |
29 | #include "gettext.h" |
26 | |
30 | |
27 | #include "slog.h" |
31 | #include "slog.h" |
28 | #include "iom.h" |
32 | #include "iom.h" |
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41 | * Detach from current terminal, write pidfile, kill parent |
45 | * Detach from current terminal, write pidfile, kill parent |
42 | */ |
46 | */ |
43 | extern int detach (int do_detach); |
47 | extern int detach (int do_detach); |
44 | |
48 | |
45 | /* |
49 | /* |
46 | * Set all files and paths according to netname |
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47 | */ |
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48 | extern void make_names (void); |
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49 | |
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50 | /* |
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51 | * check wether the given path is an absolute pathname |
50 | * check wether the given path is an absolute pathname |
52 | */ |
51 | */ |
53 | #define ABSOLUTE_PATH(c) ((c)[0] == '/') |
52 | #define ABSOLUTE_PATH(c) ((c)[0] == '/') |
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53 | |
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54 | /*****************************************************************************/ |
54 | |
55 | |
55 | typedef u8 mac[6]; |
56 | typedef u8 mac[6]; |
56 | |
57 | |
57 | extern void id2mac (unsigned int id, void *m); |
58 | extern void id2mac (unsigned int id, void *m); |
58 | |
59 | |
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115 | |
116 | |
116 | #if ENABLE_HTTP_PROXY |
117 | #if ENABLE_HTTP_PROXY |
117 | u8 *base64_encode (const u8 *data, unsigned int len); |
118 | u8 *base64_encode (const u8 *data, unsigned int len); |
118 | #endif |
119 | #endif |
119 | |
120 | |
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121 | /*****************************************************************************/ |
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122 | |
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123 | typedef u8 rsaclear[RSA_KEYLEN - RSA_OVERHEAD]; // challenge data; |
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124 | typedef u8 rsacrypt[RSA_KEYLEN]; // encrypted challenge |
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125 | |
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126 | static inline void |
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127 | rsa_encrypt (RSA *key, const rsaclear &chg, rsacrypt &encr) |
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128 | { |
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129 | if (RSA_public_encrypt (sizeof chg, |
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130 | (unsigned char *)&chg, (unsigned char *)&encr, |
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131 | key, RSA_PKCS1_OAEP_PADDING) < 0) |
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132 | fatal ("RSA_public_encrypt error"); |
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133 | } |
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134 | |
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135 | static inline bool |
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136 | rsa_decrypt (RSA *key, const rsacrypt &encr, rsaclear &chg) |
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137 | { |
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138 | return RSA_private_decrypt (sizeof encr, |
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139 | (unsigned char *)&encr, (unsigned char *)&chg, |
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140 | key, RSA_PKCS1_OAEP_PADDING) > 0; |
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141 | } |
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142 | |
120 | #endif |
143 | #endif |
121 | |
144 | |