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20 | */ |
20 | */ |
21 | |
21 | |
22 | #ifndef UTIL_H__ |
22 | #ifndef UTIL_H__ |
23 | #define UTIL_H__ |
23 | #define UTIL_H__ |
24 | |
24 | |
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25 | #include <openssl/rsa.h> |
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26 | |
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27 | #include "gettext.h" |
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28 | |
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29 | #include "slog.h" |
25 | #include "iom.h" |
30 | #include "iom.h" |
26 | #include "device.h" |
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27 | |
31 | |
28 | /* |
32 | /* |
29 | * check for an existing vped for this net, and write pid to pidfile |
33 | * check for an existing vped for this net, and write pid to pidfile |
30 | */ |
34 | */ |
31 | extern int write_pidfile (void); |
35 | extern int write_pidfile (void); |
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39 | * Detach from current terminal, write pidfile, kill parent |
43 | * Detach from current terminal, write pidfile, kill parent |
40 | */ |
44 | */ |
41 | extern int detach (int do_detach); |
45 | extern int detach (int do_detach); |
42 | |
46 | |
43 | /* |
47 | /* |
44 | * Set all files and paths according to netname |
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45 | */ |
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46 | extern void make_names (void); |
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47 | |
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48 | /* |
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49 | * check wether the given path is an absolute pathname |
48 | * check wether the given path is an absolute pathname |
50 | */ |
49 | */ |
51 | #define ABSOLUTE_PATH(c) ((c)[0] == '/') |
50 | #define ABSOLUTE_PATH(c) ((c)[0] == '/') |
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51 | |
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52 | /*****************************************************************************/ |
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53 | |
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54 | typedef u8 mac[6]; |
52 | |
55 | |
53 | extern void id2mac (unsigned int id, void *m); |
56 | extern void id2mac (unsigned int id, void *m); |
54 | |
57 | |
55 | #define mac2id(p) ((p)[0] & 0x01 ? 0 : ((p)[4] << 8) | (p)[5]) |
58 | #define mac2id(p) ((p)[0] & 0x01 ? 0 : ((p)[4] << 8) | (p)[5]) |
56 | |
59 | |
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111 | |
114 | |
112 | #if ENABLE_HTTP_PROXY |
115 | #if ENABLE_HTTP_PROXY |
113 | u8 *base64_encode (const u8 *data, unsigned int len); |
116 | u8 *base64_encode (const u8 *data, unsigned int len); |
114 | #endif |
117 | #endif |
115 | |
118 | |
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119 | /*****************************************************************************/ |
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120 | |
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121 | typedef u8 rsaclear[RSA_KEYLEN - RSA_OVERHEAD]; // challenge data; |
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122 | typedef u8 rsacrypt[RSA_KEYLEN]; // encrypted challenge |
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123 | |
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124 | static inline void |
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125 | rsa_encrypt (RSA *key, const rsaclear &chg, rsacrypt &encr) |
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126 | { |
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127 | if (RSA_public_encrypt (sizeof chg, |
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128 | (unsigned char *)&chg, (unsigned char *)&encr, |
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129 | key, RSA_PKCS1_OAEP_PADDING) < 0) |
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130 | fatal ("RSA_public_encrypt error"); |
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131 | } |
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132 | |
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133 | static inline bool |
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134 | rsa_decrypt (RSA *key, const rsacrypt &encr, rsaclear &chg) |
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135 | { |
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136 | return RSA_private_decrypt (sizeof encr, |
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137 | (unsigned char *)&encr, (unsigned char *)&chg, |
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138 | key, RSA_PKCS1_OAEP_PADDING) > 0; |
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139 | } |
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140 | |
116 | #endif |
141 | #endif |
117 | |
142 | |