1 files changed, 53 insertions, 0 deletions
diff --git a/tools/include/nolibc/sys/resource.h b/tools/include/nolibc/sys/resource.h
new file mode 100644
index 000000000000..b990f914dc56
--- /dev/null
+++ b/tools/include/nolibc/sys/resource.h
@@ -0,0 +1,53 @@
+/* SPDX-License-Identifier: LGPL-2.1 OR MIT */
+/*
+ * Resource definitions for NOLIBC
+ * Copyright (C) 2017-2021 Willy Tarreau <w@1wt.eu>
+ */
+
+/* make sure to include all global symbols */
+#include "../nolibc.h"
+
+#ifndef _NOLIBC_SYS_RESOURCE_H
+#define _NOLIBC_SYS_RESOURCE_H
+
+#include "../sys.h"
+
+#include <linux/resource.h>
+
+/*
+ * int getrlimit(int resource, struct rlimit *rlim);
+ * int setrlimit(int resource, const struct rlimit *rlim);
+ */
+
+static __attribute__((unused))
+int sys_prlimit64(pid_t pid, int resource,
+		  const struct rlimit64 *new_limit, struct rlimit64 *old_limit)
+{
+	return my_syscall4(__NR_prlimit64, pid, resource, new_limit, old_limit);
+}
+
+static __attribute__((unused))
+int getrlimit(int resource, struct rlimit *rlim)
+{
+	struct rlimit64 rlim64;
+	int ret;
+
+	ret = __sysret(sys_prlimit64(0, resource, NULL, &rlim64));
+	rlim->rlim_cur = rlim64.rlim_cur;
+	rlim->rlim_max = rlim64.rlim_max;
+
+	return ret;
+}
+
+static __attribute__((unused))
+int setrlimit(int resource, const struct rlimit *rlim)
+{
+	struct rlimit64 rlim64 = {
+		.rlim_cur = rlim->rlim_cur,
+		.rlim_max = rlim->rlim_max,
+	};
+
+	return __sysret(sys_prlimit64(0, resource, &rlim64, NULL));
+}
+
+#endif /* _NOLIBC_SYS_RESOURCE_H */