release/src/router/dropbear/signkey.h

   1 /*
   2  * Dropbear - a SSH2 server
   3  *
   4  * Copyright (c) 2002,2003 Matt Johnston
   5  * All rights reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a copy
   8  * of this software and associated documentation files (the "Software"), to deal
   9  * in the Software without restriction, including without limitation the rights
  10  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  11  * copies of the Software, and to permit persons to whom the Software is
  12  * furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included in
  15  * all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  20  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23  * SOFTWARE. */
  24
  25 #ifndef DROPBEAR_SIGNKEY_H_
  26 #define DROPBEAR_SIGNKEY_H_
  27
  28 #include "buffer.h"
  29 #include "dss.h"
  30 #include "rsa.h"
  31
  32 enum signkey_type {
  33 #ifdef DROPBEAR_RSA
  34         DROPBEAR_SIGNKEY_RSA,
  35 #endif
  36 #ifdef DROPBEAR_DSS
  37         DROPBEAR_SIGNKEY_DSS,
  38 #endif
  39 #ifdef DROPBEAR_ECDSA
  40         DROPBEAR_SIGNKEY_ECDSA_NISTP256,
  41         DROPBEAR_SIGNKEY_ECDSA_NISTP384,
  42         DROPBEAR_SIGNKEY_ECDSA_NISTP521,
  43 #endif /* DROPBEAR_ECDSA */
  44         DROPBEAR_SIGNKEY_NUM_NAMED,
  45         DROPBEAR_SIGNKEY_ECDSA_KEYGEN = 70, /* just "ecdsa" for keygen */
  46         DROPBEAR_SIGNKEY_ANY = 80,
  47         DROPBEAR_SIGNKEY_NONE = 90,
  48 };
  49
  50
  51 /* Sources for signing keys */
  52 typedef enum {
  53         SIGNKEY_SOURCE_RAW_FILE,
  54         SIGNKEY_SOURCE_AGENT,
  55         SIGNKEY_SOURCE_INVALID,
  56 } signkey_source;
  57
  58 struct SIGN_key {
  59
  60         enum signkey_type type;
  61         signkey_source source;
  62         char *filename;
  63
  64 #ifdef DROPBEAR_DSS
  65         dropbear_dss_key * dsskey;
  66 #endif
  67 #ifdef DROPBEAR_RSA
  68         dropbear_rsa_key * rsakey;
  69 #endif
  70 #ifdef DROPBEAR_ECDSA
  71 #ifdef DROPBEAR_ECC_256
  72         ecc_key * ecckey256;
  73 #endif
  74 #ifdef DROPBEAR_ECC_384
  75         ecc_key * ecckey384;
  76 #endif
  77 #ifdef DROPBEAR_ECC_521
  78         ecc_key * ecckey521;
  79 #endif
  80 #endif
  81 };
  82
  83 typedef struct SIGN_key sign_key;
  84
  85 sign_key * new_sign_key(void);
  86 const char* signkey_name_from_type(enum signkey_type type, unsigned int *namelen);
  87 enum signkey_type signkey_type_from_name(const char* name, unsigned int namelen);
  88 int buf_get_pub_key(buffer *buf, sign_key *key, enum signkey_type *type);
  89 int buf_get_priv_key(buffer* buf, sign_key *key, enum signkey_type *type);
  90 void buf_put_pub_key(buffer* buf, sign_key *key, enum signkey_type type);
  91 void buf_put_priv_key(buffer* buf, sign_key *key, enum signkey_type type);
  92 void sign_key_free(sign_key *key);
  93 void buf_put_sign(buffer* buf, sign_key *key, enum signkey_type type, buffer *data_buf);
  94 #ifdef DROPBEAR_SIGNKEY_VERIFY
  95 int buf_verify(buffer * buf, sign_key *key, buffer *data_buf);
  96 char * sign_key_fingerprint(unsigned char* keyblob, unsigned int keybloblen);
  97 #endif
  98 int cmp_base64_key(const unsigned char* keyblob, unsigned int keybloblen,
  99                                         const unsigned char* algoname, unsigned int algolen,
 100                                         buffer * line, char ** fingerprint);
 101
 102 void** signkey_key_ptr(sign_key *key, enum signkey_type type);
 103
 104 #endif /* DROPBEAR_SIGNKEY_H_ */