1 /*- 2 * Copyright (c) 2018, Juniper Networks, Inc. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 14 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 15 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 16 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 17 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 18 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 19 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 /* 26 */ 27 28 #include <sys/queue.h> 29 30 /* 31 * Structs to represent what we need 32 */ 33 34 typedef struct OpenPGP_user { 35 char *id; 36 char *name; 37 } OpenPGP_user; 38 39 struct OpenPGP_key_ { 40 char *id; 41 int sig_alg; 42 OpenPGP_user *user; 43 #ifdef USE_BEARSSL 44 br_rsa_public_key *key; 45 #else 46 EVP_PKEY *key; 47 #endif 48 LIST_ENTRY(OpenPGP_key_) entries; 49 }; 50 51 typedef struct OpenPGP_key_ OpenPGP_key; 52 53 typedef struct OpenPGP_sig { 54 char *key_id; 55 int sig_type; 56 int sig_alg; 57 int hash_alg; 58 unsigned char *pgpbytes; 59 size_t pgpbytes_len; 60 unsigned char *sig; 61 size_t sig_len; 62 } OpenPGP_sig; 63 64 void openpgp_trust_add(OpenPGP_key *key); 65 OpenPGP_key * openpgp_trust_get(const char *keyID); 66 OpenPGP_key * load_key_file(const char *kfile); 67 OpenPGP_key * load_key_id(const char *keyID); 68 void initialize(void); 69 char * get_error_string(void); 70 int openpgp_verify(const char *filename, unsigned char *fdata, size_t fbytes, 71 unsigned char *sdata, size_t sbytes, int flags); 72 int openpgp_verify_file(const char *filename, unsigned char *fdata, 73 size_t nbytes); 74 75 /* packet decoders */ 76 #define DECODER_DECL(x) \ 77 ssize_t decode_##x(int, unsigned char **, size_t, OpenPGP_##x *) 78 79 DECODER_DECL(user); 80 DECODER_DECL(key); 81 DECODER_DECL(sig); 82