+int config_parse_syscall_archs(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ Set **archs = data;
+ char *w, *state;
+ size_t l;
+ int r;
+
+ if (isempty(rvalue)) {
+ set_free(*archs);
+ *archs = NULL;
+ return 0;
+ }
+
+ r = set_ensure_allocated(archs, trivial_hash_func, trivial_compare_func);
+ if (r < 0)
+ return log_oom();
+
+ FOREACH_WORD_QUOTED(w, l, rvalue, state) {
+ _cleanup_free_ char *t = NULL;
+ uint32_t a;
+
+ t = strndup(w, l);
+ if (!t)
+ return log_oom();
+
+ r = seccomp_arch_from_string(t, &a);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Failed to parse system call architecture, ignoring: %s", t);
+ continue;
+ }
+
+ r = set_put(*archs, UINT32_TO_PTR(a + 1));
+ if (r == -EEXIST)
+ continue;
+ if (r < 0)
+ return log_oom();
+ }
+
+ return 0;
+}
+
+int config_parse_syscall_errno(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ ExecContext *c = data;
+ int e;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+
+ if (isempty(rvalue)) {
+ /* Empty assignment resets to KILL */
+ c->syscall_errno = 0;
+ return 0;
+ }
+
+ e = errno_from_name(rvalue);
+ if (e < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Failed to parse error number, ignoring: %s", rvalue);
+ return 0;
+ }
+
+ c->syscall_errno = e;
+ return 0;
+}
+#endif
+