mirror of
https://github.com/irungentoo/toxcore.git
synced 2024-03-22 13:30:51 +08:00
166 lines
3.6 KiB
C
166 lines
3.6 KiB
C
/*
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* Copyright (C) 2013 Tox project All Rights Reserved.
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*
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* This file is part of Tox.
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*
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* Tox 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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* Tox 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 Tox. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <errno.h>
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#ifdef WIN32
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#include <shlobj.h>
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#include <direct.h>
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#else /* WIN32 */
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#include <unistd.h>
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#include <pwd.h>
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#endif /* WIN32 */
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#include "configdir.h"
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/**
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* @brief Get the users config directory.
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*
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* This is without a trailing slash.
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*
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* @return The users config dir or NULL on error.
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*/
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char *get_user_config_dir(void)
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{
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char *user_config_dir;
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#ifdef WIN32
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char appdata[MAX_PATH];
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BOOL ok;
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ok = SHGetSpecialFolderPathA(NULL, appdata, CSIDL_PROFILE, TRUE);
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if (!ok) {
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return NULL;
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}
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user_config_dir = strdup(appdata);
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return user_config_dir;
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#else /* WIN32 */
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#ifndef NSS_BUFLEN_PASSWD
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#define NSS_BUFLEN_PASSWD 4096
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#endif /* NSS_BUFLEN_PASSWD */
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struct passwd pwd;
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struct passwd *pwdbuf;
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const char *home;
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char buf[NSS_BUFLEN_PASSWD];
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size_t len;
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int rc;
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rc = getpwuid_r(getuid(), &pwd, buf, NSS_BUFLEN_PASSWD, &pwdbuf);
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if (rc == 0) {
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home = pwd.pw_dir;
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} else {
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home = getenv("HOME");
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if (home == NULL) {
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return NULL;
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}
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/* env variables can be tainted */
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snprintf(buf, sizeof(buf), "%s", home);
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home = buf;
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}
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# if defined(__APPLE__)
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len = strlen(home) + strlen("/Library/Application Support") + 1;
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user_config_dir = malloc(len);
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if (user_config_dir == NULL) {
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return NULL;
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}
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snprintf(user_config_dir, len, "%s/Library/Application Support", home);
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# else /* __APPLE__ */
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if (!(user_config_dir = getenv("XDG_CONFIG_HOME"))) {
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len = strlen(home) + strlen("/.config") + 1;
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user_config_dir = malloc(len);
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if (user_config_dir == NULL) {
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return NULL;
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}
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snprintf(user_config_dir, len, "%s/.config", home);
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}
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# endif /* __APPLE__ */
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return user_config_dir;
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#undef NSS_BUFLEN_PASSWD
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#endif /* WIN32 */
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}
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/*
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* Creates the config directory.
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*/
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int create_user_config_dir(char *path)
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{
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int mkdir_err;
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#ifdef WIN32
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char *fullpath = malloc(strlen(path) + strlen(CONFIGDIR) + 1);
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strcpy(fullpath, path);
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strcat(fullpath, CONFIGDIR);
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mkdir_err = _mkdir(fullpath);
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struct __stat64 buf;
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if (mkdir_err && (errno != EEXIST || _wstat64(fullpath, &buf) || !S_ISDIR(buf.st_mode))) {
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free(fullpath);
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return -1;
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}
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#else
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mkdir_err = mkdir(path, 0700);
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struct stat buf;
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if (mkdir_err && (errno != EEXIST || stat(path, &buf) || !S_ISDIR(buf.st_mode))) {
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return -1;
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}
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char *fullpath = malloc(strlen(path) + strlen(CONFIGDIR) + 1);
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strcpy(fullpath, path);
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strcat(fullpath, CONFIGDIR);
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mkdir_err = mkdir(fullpath, 0700);
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if (mkdir_err && (errno != EEXIST || stat(fullpath, &buf) || !S_ISDIR(buf.st_mode))) {
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free(fullpath);
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return -1;
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}
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#endif
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free(fullpath);
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return 0;
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}
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