mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-11-29 19:08:12 +00:00
130 lines
3.1 KiB
C
130 lines
3.1 KiB
C
/*
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* This file is part of the TREZOR project, https://trezor.io/
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*
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* Copyright (c) SatoshiLabs
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#define _GNU_SOURCE
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#include <libgen.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/errno.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include "common.h"
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#include "profile.h"
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static int mkpath(const char *path, mode_t mode) {
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if (!path) {
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errno = EINVAL;
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return 1;
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}
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struct stat sb;
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if (!stat(strdup(path), &sb)) {
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return 0;
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}
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// dirname has multiple incompatible implementations.
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// Some modify input argument some share output buffer.
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char *pathdup = strdup(path);
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char *subpath = strdup(dirname(pathdup));
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mkpath(subpath, mode);
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free(pathdup);
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free(subpath);
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return mkdir(path, mode);
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}
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void profile_init(void) {
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const char *dir = profile_dir();
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if (mkpath(dir, 0755)) {
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perror(dir);
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printf("!!! Unable to initialize profile directory `%s`. Quitting\n", dir);
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exit(1);
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}
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printf("Profile directory: %s\n", dir);
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}
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const char *profile_dir(void) {
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static const char *_profile_dir;
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if (_profile_dir) {
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return _profile_dir;
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}
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char *trezor_profile = getenv("TREZOR_PROFILE");
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if (!trezor_profile || strlen(trezor_profile) < 1) {
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trezor_profile = PROFILE_DEFAULT;
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}
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char *path;
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if (trezor_profile[0] == '/') {
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// TREZOR_PROFILE is a full path to profile directory
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path = strdup(trezor_profile);
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} else {
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// TREZOR_PROFILE is just a profile name and will be put in ~/.trezoremu/
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int print_length = asprintf(&path, "%s/" PROFILE_HOMEDOT "/%s",
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getenv("HOME"), trezor_profile);
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if (print_length == -1) {
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path = NULL;
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}
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}
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if (!path) { // last resort fallback
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path = PROFILE_DEFAULT;
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}
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_profile_dir = path;
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return _profile_dir;
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}
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const char *profile_flash_path(void) {
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static char *_flash_path;
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if (_flash_path) {
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return _flash_path;
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}
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if (asprintf(&_flash_path, "%s/trezor.flash", profile_dir()) < 0) {
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_flash_path = NULL;
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}
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if (!_flash_path) { // last resort fallback
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_flash_path = PROFILE_DEFAULT "/trezor.flash";
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}
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return _flash_path;
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}
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const char *profile_sdcard_path(void) {
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static char *_sdcard_path;
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if (_sdcard_path) {
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return _sdcard_path;
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}
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if (asprintf(&_sdcard_path, "%s/trezor.sdcard", profile_dir()) < 0) {
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_sdcard_path = NULL;
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}
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if (!_sdcard_path) { // last resort fallback
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_sdcard_path = PROFILE_DEFAULT "/trezor.sdcard";
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}
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return _sdcard_path;
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}
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