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annotate signkey.h @ 735:73b6e5d8801b

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Fix segfault when /dev/urandom isn't writable
author Matt Johnston <matt@ucc.asn.au>
date Tue, 02 Apr 2013 18:53:18 +0800
parents b50f0107e505
children f336d232fc63
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1 /*
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2 * Dropbear - a SSH2 server
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3 *
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4 * Copyright (c) 2002,2003 Matt Johnston
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5 * All rights reserved.
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6 *
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7 * Permission is hereby granted, free of charge, to any person obtaining a copy
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8 * of this software and associated documentation files (the "Software"), to deal
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9 * in the Software without restriction, including without limitation the rights
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10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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11 * copies of the Software, and to permit persons to whom the Software is
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12 * furnished to do so, subject to the following conditions:
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13 *
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14 * The above copyright notice and this permission notice shall be included in
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15 * all copies or substantial portions of the Software.
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16 *
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17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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23 * SOFTWARE. */
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24
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25 #ifndef _SIGNKEY_H_
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26 #define _SIGNKEY_H_
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27
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28 #include "buffer.h"
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29 #include "dss.h"
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30 #include "rsa.h"
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31
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33 /* Sources for signing keys */
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34 typedef enum {
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35 SIGNKEY_SOURCE_RAW_FILE,
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36 SIGNKEY_SOURCE_AGENT,
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37 SIGNKEY_SOURCE_INVALID,
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38 } signkey_source;
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39
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40 struct SIGN_key {
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41
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42 int type; /* The type of key (dss or rsa) */
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43 signkey_source source;
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44 char *filename;
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45 /* the buffer? for encrypted keys, so we can later get
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46 * the private key portion */
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47
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48 #ifdef DROPBEAR_DSS
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49 dropbear_dss_key * dsskey;
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50 #endif
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51 #ifdef DROPBEAR_RSA
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52 dropbear_rsa_key * rsakey;
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53 #endif
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54 };
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56 typedef struct SIGN_key sign_key;
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57
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58 sign_key * new_sign_key();
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59 const char* signkey_name_from_type(int type, int *namelen);
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60 int signkey_type_from_name(const char* name, int namelen);
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61 int buf_get_pub_key(buffer *buf, sign_key *key, int *type);
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62 int buf_get_priv_key(buffer* buf, sign_key *key, int *type);
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63 void buf_put_pub_key(buffer* buf, sign_key *key, int type);
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64 void buf_put_priv_key(buffer* buf, sign_key *key, int type);
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65 void sign_key_free(sign_key *key);
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66 void buf_put_sign(buffer* buf, sign_key *key, int type,
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67 const unsigned char *data, unsigned int len);
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68 #ifdef DROPBEAR_SIGNKEY_VERIFY
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69 int buf_verify(buffer * buf, sign_key *key, const unsigned char *data,
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70 unsigned int len);
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71 char * sign_key_fingerprint(unsigned char* keyblob, unsigned int keybloblen);
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72 #endif
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73 int cmp_base64_key(const unsigned char* keyblob, unsigned int keybloblen,
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74 const unsigned char* algoname, unsigned int algolen,
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75 buffer * line, char ** fingerprint);
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77 #endif /* _SIGNKEY_H_ */