banan-os/libc/include/sys/socket.h

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#ifndef _SYS_SOCKET_H
#define _SYS_SOCKET_H 1
// https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/sys_socket.h.html
#include <sys/cdefs.h>
__BEGIN_DECLS
#define __need_size_t
#define __need_ssize_t
#include <sys/types.h>
#include <sys/uio.h>
#include <bits/types/sa_family_t.h>
typedef long socklen_t;
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#if !defined(FILENAME_MAX)
#define FILENAME_MAX 256
#elif FILENAME_MAX != 256
#error "invalid FILENAME_MAX"
#endif
struct sockaddr
{
sa_family_t sa_family; /* Address family. */
char sa_data[]; /* Socket address (variable-length data). */
};
struct sockaddr_storage
{
sa_family_t ss_family;
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char ss_storage[FILENAME_MAX];
};
struct msghdr
{
void* msg_name; /* Optional address. */
socklen_t msg_namelen; /* Size of address. */
struct iovec* msg_iov; /* Scatter/gather array. */
int msg_iovlen; /* Members in msg_iov. */
void* msg_control; /* Ancillary data; see below. */
socklen_t msg_controllen; /* Ancillary data buffer len. */
int msg_flags; /* Flags on received message. */
};
struct cmsghdr
{
socklen_t cmsg_len; /* Data byte count, including the cmsghdr. */
int cmsg_level; /* Originating protocol. */
int cmsg_type; /* Protocol-specific type. */
};
// FIXME
#if 0
#define SCM_RIGHTS
#define CMSG_DATA(cmsg)
#define CMSG_NXTHDR(mhdr, cmsg)
#define CMSG_FIRSTHDR(mhdr)
#endif
struct linger
{
int l_onoff; /* Indicates wheter linger option is enabled. */
int l_linger; /* Linger time, in seconds. */
};
#define SOCK_DGRAM 0
#define SOCK_RAW 1
#define SOCK_SEQPACKET 2
#define SOCK_STREAM 3
#define SOL_SOCKET 1
#define SO_ACCEPTCONN 0
#define SO_BROADCAST 1
#define SO_DEBUG 2
#define SO_DONTROUTE 3
#define SO_ERROR 4
#define SO_KEEPALIVE 5
#define SO_LINGER 6
#define SO_OOBINLINE 7
#define SO_RCVBUF 8
#define SO_RCVLOWAT 9
#define SO_RCVTIMEO 10
#define SO_REUSEADDR 11
#define SO_SNDBUF 12
#define SO_SNDLOWAT 13
#define SO_SNDTIMEO 14
#define SO_TYPE 15
#define SOMAXCONN 4096
#define MSG_CTRUNC 0x01
#define MSG_DONTROUTE 0x02
#define MSG_EOR 0x04
#define MSG_OOB 0x08
#define MSG_NOSIGNAL 0x10
#define MSG_PEEK 0x20
#define MSG_TRUNC 0x40
#define MSG_WAITALL 0x80
#define AF_UNSPEC 0
#define AF_INET 1
#define AF_INET6 2
#define AF_UNIX 3
#define SHUT_RD 0x01
#define SHUT_WR 0x02
#define SHUT_RDWR (SHUT_RD | SHUT_WR)
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struct sys_sendto_t
{
int socket;
const void* message;
size_t length;
int flags;
const struct sockaddr* dest_addr;
socklen_t dest_len;
};
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struct sys_recvfrom_t
{
int socket;
void* buffer;
size_t length;
int flags;
struct sockaddr* address;
socklen_t* address_len;
};
int accept(int socket, struct sockaddr* __restrict address, socklen_t* __restrict address_len);
int bind(int socket, const struct sockaddr* address, socklen_t address_len);
int connect(int socket, const struct sockaddr* address, socklen_t address_len);
int getpeername(int socket, struct sockaddr* __restrict address, socklen_t* __restrict address_len);
int getsockname(int socket, struct sockaddr* __restrict address, socklen_t* __restrict address_len);
int getsockopt(int socket, int level, int option_name, void* __restrict option_value, socklen_t* __restrict option_len);
int listen(int socket, int backlog);
ssize_t recv(int socket, void* buffer, size_t length, int flags);
ssize_t recvfrom(int socket, void* __restrict buffer, size_t length, int flags, struct sockaddr* __restrict address, socklen_t* __restrict address_len);
ssize_t recvmsg(int socket, struct msghdr* message, int flags);
ssize_t send(int socket, const void* buffer, size_t length, int flags);
ssize_t sendmsg(int socket, const struct msghdr* message, int flags);
ssize_t sendto(int socket, const void* message, size_t length, int flags, const struct sockaddr* dest_addr, socklen_t dest_len);
int setsockopt(int socket, int level, int option_name, const void* option_value, socklen_t option_len);
int shutdown(int socket, int how);
int sockatmark(int s);
int socket(int domain, int type, int protocol);
int socketpair(int domain, int type, int protocol, int socket_vector[2]);
__END_DECLS
#endif