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- /*
- * Copyright 2022, Jaidyn Levesque <jadedctrl@posteo.at>
- *
- * This program is free software: you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation, either version 3 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <https://www.gnu.org/licenses/>.
- */
- #include <stdlib.h>
- #include <sys/xattr.h>
- #include <errno.h>
- char*
- get_xattr(const char* path, const char* attr, int* error_code)
- {
- ssize_t value_size = getxattr(path, attr, NULL, 0);
- if (value_size == -1) {
- *error_code = errno;
- return NULL;
- }
- char* value = (char*) malloc(value_size + 1);
- ssize_t new_size = getxattr(path, attr, value, value_size + 1);
- *error_code = (new_size == -1) ? errno : 0;
- value[value_size] = '\0';
- return value;
- }
- int
- set_xattr(const char* path, const char* attr, const char* value, int* error_code)
- {
- int retcode = lsetxattr(path, attr, value, strlen(value), 0);
- *error_code = (retcode == 0) ? 0 : errno;
- return retcode;
- }
- char*
- list_xattr(const char* path, ssize_t* size, int* error_code)
- {
- ssize_t value_size = llistxattr(path, NULL, 0);
- if (value_size == -1) {
- *error_code = errno;
- return NULL;
- }
- char* value = (char*) malloc(value_size + 1);
- *size = llistxattr(path, value, value_size + 1);
- *error_code = (*size == -1) ? errno : 0;
- value[value_size] = '\0';
- return value;
- }
- int
- remove_xattr(const char* path, const char* attr)
- {
- if (lremovexattr(path, attr) == -1)
- return errno;
- else
- return 0;
- }
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