2 * Copyright (c) 2017-2018, Juniper Networks, Inc.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
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.
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.
28 #ifndef _LIBSECUREBOOT_H_
29 #define _LIBSECUREBOOT_H_
31 #include <sys/param.h>
35 #include <sys/types.h>
45 unsigned char * read_fd(int, size_t);
47 unsigned char * read_file(const char *, size_t *);
52 #define DEBUG_PRINTF(n, x) if (DebugVe >= n) printf x
54 int ve_trust_init(void);
55 size_t ve_trust_anchors_add_buf(unsigned char *, size_t);
56 size_t ve_trust_anchors_revoke(unsigned char *, size_t);
57 int ve_trust_add(const char *);
58 void ve_debug_set(int);
59 void ve_anchor_verbose_set(int);
60 int ve_anchor_verbose_get(void);
61 void ve_utc_set(time_t utc);
62 char *ve_error_get(void);
63 int ve_error_set(const char *, ...) __printflike(1,2);
64 int ve_self_tests(void);
66 void fingerprint_info_add(const char *, const char *, const char *,
67 const char *, struct stat *);
69 int ve_check_hash(br_hash_compat_context *, const br_hash_class *,
70 const char *, const char *, size_t);
73 struct vectx* vectx_open(int, const char *, off_t, struct stat *, int *);
74 ssize_t vectx_read(struct vectx *, void *, size_t);
75 off_t vectx_lseek(struct vectx *, off_t, int);
76 int vectx_close(struct vectx *);
78 char * hexdigest(char *, size_t, unsigned char *, size_t);
79 int verify_fd(int, const char *, off_t, struct stat *);
80 int verify_open(const char *, int);
82 unsigned char *verify_signed(const char *, int);
83 unsigned char *verify_sig(const char *, int);
84 unsigned char *verify_asc(const char *, int); /* OpenPGP */
86 void ve_pcr_init(void);
87 void ve_pcr_update(unsigned char *, size_t);
88 ssize_t ve_pcr_get(unsigned char *, size_t);
89 int ve_pcr_updating_get(void);
90 void ve_pcr_updating_set(int);
92 /* flags for verify_{asc,sig,signed} */
95 #define VE_FINGERPRINT_OK 1
96 #define VE_FINGERPRINT_IGNORE 2
97 /* errors from verify_fd */
98 #define VE_FINGERPRINT_NONE -2
99 #define VE_FINGERPRINT_WRONG -3
100 #define VE_FINGERPRINT_UNKNOWN -4 /* may not be an error */
102 #endif /* _LIBSECUREBOOT_H_ */