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head/lib/libsecureboot/veta.c
Property | Old Value | New Value |
---|---|---|
svn:eol-style | null | native \ No newline at end of property |
svn:keywords | null | FreeBSD=%H \ No newline at end of property |
svn:mime-type | null | text/plain \ No newline at end of property |
/*- | |||||
* Copyright (c) 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. | |||||
*/ | |||||
#include <sys/cdefs.h> | |||||
__FBSDID("$FreeBSD$"); | |||||
/** | |||||
* @file veta.c - add to trust anchors | |||||
* | |||||
*/ | |||||
#define NEED_BRSSL_H | |||||
#include "libsecureboot-priv.h" | |||||
#include <brssl.h> | |||||
#include <sys/stat.h> | |||||
#include <dirent.h> | |||||
#ifdef VE_OPENPGP_SUPPORT | |||||
#include "openpgp/packet.h" | |||||
#endif | |||||
/** | |||||
* @brief add trust anchors from a file | |||||
* | |||||
* The file might contain X.509 certs | |||||
* or OpenPGP public key | |||||
*/ | |||||
static size_t | |||||
trust_file_add(const char *trust) | |||||
{ | |||||
br_x509_certificate *xcs; | |||||
size_t num; | |||||
xcs = read_certificates(trust, &num); | |||||
if (xcs) { | |||||
num = ve_trust_anchors_add(xcs, num); | |||||
} | |||||
#ifdef VE_OPENPGP_SUPPORT | |||||
else if (load_key_file(trust)) { | |||||
num = 1; | |||||
} | |||||
#endif | |||||
return (num); | |||||
} | |||||
/** | |||||
* @brief add trust anchors from a directory | |||||
* | |||||
* Pass each file in directory to trust_file_add | |||||
*/ | |||||
static size_t | |||||
trust_dir_add(const char *trust) | |||||
{ | |||||
char fbuf[MAXPATHLEN]; | |||||
DIR *dh; | |||||
struct dirent *de; | |||||
struct stat st; | |||||
ssize_t sz; | |||||
size_t num; | |||||
if (!(dh = opendir(trust))) | |||||
return (0); | |||||
for (num = 0, de = readdir(dh); de; de = readdir(dh)) { | |||||
if (de->d_name[0] == '.') | |||||
continue; | |||||
sz = snprintf(fbuf, sizeof(fbuf), "%s/%s", trust, de->d_name); | |||||
if (sz >= (ssize_t)sizeof(fbuf)) | |||||
continue; | |||||
if (stat(fbuf, &st) < 0 || S_ISDIR(st.st_mode)) | |||||
continue; | |||||
num += trust_file_add(fbuf); | |||||
} | |||||
closedir(dh); | |||||
return (num); | |||||
} | |||||
/** | |||||
* @brief add trust anchors | |||||
*/ | |||||
int | |||||
ve_trust_add(const char *trust) | |||||
{ | |||||
struct stat st; | |||||
if (stat(trust, &st) < 0) | |||||
return (-1); | |||||
if (S_ISDIR(st.st_mode)) | |||||
return (trust_dir_add(trust)); | |||||
return (trust_file_add(trust)); | |||||
} |