#ifndef _BITS_SYS_SOCKET_H
#define _BITS_SYS_SOCKET_H

struct sockaddr_storage {
	sa_family_t ss_family;
	char __ss_padding[128-sizeof(long)-sizeof(sa_family_t)];
	unsigned long __ss_align;
};

struct ucred {
	pid_t pid;
	uid_t uid;
	gid_t gid;
};

// These definitions were taken from musl, license MIT {
#define __CMSG_LEN(cmsg) (((cmsg)->cmsg_len + sizeof(long) - 1) & ~(long)(sizeof(long) - 1))
#define __CMSG_NEXT(cmsg) ((unsigned char *)(cmsg) + __CMSG_LEN(cmsg))
#define __MHDR_END(mhdr) ((unsigned char *)(mhdr)->msg_control + (mhdr)->msg_controllen)

#define CMSG_DATA(cmsg) ((unsigned char *) (((struct cmsghdr *)(cmsg)) + 1))
#define CMSG_NXTHDR(mhdr, cmsg) ((cmsg)->cmsg_len < sizeof (struct cmsghdr) || \
	__CMSG_LEN(cmsg) + sizeof(struct cmsghdr) >= __MHDR_END(mhdr) - (unsigned char *)(cmsg) \
	? 0 : (struct cmsghdr *)__CMSG_NEXT(cmsg))
#define CMSG_FIRSTHDR(mhdr) ((size_t) (mhdr)->msg_controllen >= sizeof (struct cmsghdr) ? (struct cmsghdr *) (mhdr)->msg_control : (struct cmsghdr *) 0)

#define CMSG_ALIGN(len) (((len) + sizeof (size_t) - 1) & (size_t) ~(sizeof (size_t) - 1))
#define CMSG_SPACE(len) (CMSG_ALIGN (len) + CMSG_ALIGN (sizeof (struct cmsghdr)))
#define CMSG_LEN(len)   (CMSG_ALIGN (sizeof (struct cmsghdr)) + (len))
// } from musl, license MIT

#endif // _BITS_SYS_SOCKET_H