diff options
Diffstat (limited to 'lib/libsecureboot/h')
| -rw-r--r-- | lib/libsecureboot/h/libsecureboot.h | 98 | ||||
| -rw-r--r-- | lib/libsecureboot/h/verify_file.h | 67 |
2 files changed, 165 insertions, 0 deletions
diff --git a/lib/libsecureboot/h/libsecureboot.h b/lib/libsecureboot/h/libsecureboot.h new file mode 100644 index 000000000000..d32df9594332 --- /dev/null +++ b/lib/libsecureboot/h/libsecureboot.h @@ -0,0 +1,98 @@ +/*- + * Copyright (c) 2017-2018, Juniper Networks, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +/* + */ +#ifndef _LIBSECUREBOOT_H_ +#define _LIBSECUREBOOT_H_ + +#include <sys/param.h> +#ifdef _STANDALONE +#define _DEBUG_LEVEL_VAR DebugVe +#include <stand.h> +#else +#include <sys/types.h> +#include <sys/stat.h> +#include <stdlib.h> +#include <stdio.h> +#include <unistd.h> +#include <fcntl.h> +#endif + +#include <bearssl.h> + +unsigned char * read_fd(int, size_t); +#ifndef NEED_BRSSL_H +unsigned char * read_file(const char *, size_t *); +#endif + +extern int DebugVe; +extern int VerifyFlags; + +#ifndef DEBUG_PRINTF +#define DEBUG_PRINTF(n, x) if (DebugVe >= n) printf x +#endif + +int ve_trust_init(void); +size_t ve_trust_anchors_add_buf(unsigned char *, size_t); +size_t ve_trust_anchors_revoke(unsigned char *, size_t); +int ve_trust_add(const char *); +void ve_debug_set(int); +void ve_enforce_validity_set(int); +void ve_anchor_verbose_set(int); +int ve_anchor_verbose_get(void); +void ve_utc_set(time_t utc); +char *ve_error_get(void); +int ve_error_set(const char *, ...) __printflike(1,2); +int ve_self_tests(void); + +void fingerprint_info_add(const char *, const char *, const char *, + const char *, struct stat *); + +char * hexdigest(char *, size_t, unsigned char *, size_t); +int verify_fd(int, const char *, off_t, struct stat *); +int verify_open(const char *, int); + +unsigned char *verify_signed(const char *, int); +unsigned char *verify_sig(const char *, int); +unsigned char *verify_asc(const char *, int); /* OpenPGP */ + +void ve_pcr_init(void); +void ve_pcr_update(const char *, unsigned char *, size_t); +ssize_t ve_pcr_get(unsigned char *, size_t); +int ve_pcr_updating_get(void); +void ve_pcr_updating_set(int); +char * ve_pcr_hashed_get(int); + +/* flags for verify_{asc,sig,signed} */ +#define VEF_VERBOSE 1 + +#define VE_FINGERPRINT_OK 1 +#define VE_FINGERPRINT_IGNORE 2 +/* errors from verify_fd */ +#define VE_FINGERPRINT_NONE -2 +#define VE_FINGERPRINT_WRONG -3 +#define VE_FINGERPRINT_UNKNOWN -4 /* may not be an error */ + +#endif /* _LIBSECUREBOOT_H_ */ diff --git a/lib/libsecureboot/h/verify_file.h b/lib/libsecureboot/h/verify_file.h new file mode 100644 index 000000000000..f918ed6d0e38 --- /dev/null +++ b/lib/libsecureboot/h/verify_file.h @@ -0,0 +1,67 @@ +/*- + * Copyright (c) 2017-2018, Juniper Networks, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +#ifndef _VERIFY_FILE_H_ +#define _VERIFY_FILE_H_ + +#define VE_GUESS -1 /* let verify_file work it out */ +#define VE_TRY 0 /* we don't mind if unverified */ +#define VE_WANT 1 /* we want this verified */ +#define VE_MUST 2 /* this must be verified */ + +#define VE_NOT_CHECKED -42 +#define VE_VERIFIED 1 /* all good */ +#define VE_UNVERIFIED_OK 0 /* not verified but that's ok */ +#define VE_NOT_VERIFYING 2 /* we are not verifying */ + +/* suitable buf size for hash_string */ +#ifndef SHA_DIGEST_LENGTH +# define SHA_DIGEST_LENGTH 20 +#endif + +struct stat; + +int verify_prep(int, const char *, off_t, struct stat *, const char *); +void ve_debug_set(int); +char *ve_error_get(void); +void ve_efi_init(void); +void ve_status_set(int, int); +int ve_status_get(int); +int load_manifest(const char *, const char *, const char *, struct stat *); +int pass_manifest(const char *, const char *); +int pass_manifest_export_envs(void); +void verify_report(const char *, int, int, struct stat *); +int verify_file(int, const char *, off_t, int, const char *); +void verify_pcr_export(void); +int hash_string(char *s, size_t n, char *buf, size_t bufsz); +int is_verified(struct stat *); +void add_verify_status(struct stat *, int); + +struct vectx; +struct vectx* vectx_open(int, const char *, off_t, struct stat *, int *, const char *); +ssize_t vectx_read(struct vectx *, void *, size_t); +off_t vectx_lseek(struct vectx *, off_t, int); +int vectx_close(struct vectx *, int, const char *); + +#endif /* _VERIFY_FILE_H_ */ |