diff options
Diffstat (limited to 'usr/include/sys/socket.h')
| -rw-r--r-- | usr/include/sys/socket.h | 270 |
1 files changed, 270 insertions, 0 deletions
diff --git a/usr/include/sys/socket.h b/usr/include/sys/socket.h new file mode 100644 index 0000000..d0ba9eb --- /dev/null +++ b/usr/include/sys/socket.h @@ -0,0 +1,270 @@ +/* + * sys/socket.h + */ + +#ifndef _SYS_SOCKET_H +#define _SYS_SOCKET_H + +#include <sys/types.h> +#include <klibc/extern.h> +#include <klibc/compiler.h> +#include <klibc/sysconfig.h> +#include <linux/socket.h> +#include <linux/uio.h> +#include <asm/socket.h> +#if _KLIBC_HAS_ARCHSOCKET_H +#include <klibc/archsocket.h> +#endif + +/* Great job, guys! These are *architecture-specific* ABI constants, + that are hidden under #ifdef __KERNEL__... what a brilliant idea! + These are the "common" definitions; if not appropriate, override + them in <klibc/archsocket.h>. */ + +#ifndef SOCK_STREAM +# define SOCK_STREAM 1 +# define SOCK_DGRAM 2 +# define SOCK_RAW 3 +# define SOCK_RDM 4 +# define SOCK_SEQPACKET 5 +# define SOCK_PACKET 10 +# define SOCK_CLOEXEC 02000000 +# define SOCK_NONBLOCK 04000 +#endif + +/* The maximum backlock queue length. */ +#define SOMAXCONN 128 + +#ifndef AF_INET +#define AF_UNSPEC 0 +#define AF_UNIX 1 /* Unix domain sockets */ +#define AF_LOCAL 1 /* POSIX name for AF_UNIX */ +#define AF_INET 2 /* Internet IP Protocol */ +#define AF_AX25 3 /* Amateur Radio AX.25 */ +#define AF_IPX 4 /* Novell IPX */ +#define AF_APPLETALK 5 /* AppleTalk DDP */ +#define AF_NETROM 6 /* Amateur Radio NET/ROM */ +#define AF_BRIDGE 7 /* Multiprotocol bridge */ +#define AF_ATMPVC 8 /* ATM PVCs */ +#define AF_X25 9 /* Reserved for X.25 project */ +#define AF_INET6 10 /* IP version 6 */ +#define AF_ROSE 11 /* Amateur Radio X.25 PLP */ +#define AF_DECnet 12 /* Reserved for DECnet project */ +#define AF_NETBEUI 13 /* Reserved for 802.2LLC project*/ +#define AF_SECURITY 14 /* Security callback pseudo AF */ +#define AF_KEY 15 /* PF_KEY key management API */ +#define AF_NETLINK 16 +#define AF_ROUTE AF_NETLINK /* Alias to emulate 4.4BSD */ +#define AF_PACKET 17 /* Packet family */ +#define AF_ASH 18 /* Ash */ +#define AF_ECONET 19 /* Acorn Econet */ +#define AF_ATMSVC 20 /* ATM SVCs */ +#define AF_RDS 21 /* RDS sockets */ +#define AF_SNA 22 /* Linux SNA Project (nutters!) */ +#define AF_IRDA 23 /* IRDA sockets */ +#define AF_PPPOX 24 /* PPPoX sockets */ +#define AF_WANPIPE 25 /* Wanpipe API Sockets */ +#define AF_LLC 26 /* Linux LLC */ +#define AF_CAN 29 /* Controller Area Network */ +#define AF_TIPC 30 /* TIPC sockets */ +#define AF_BLUETOOTH 31 /* Bluetooth sockets */ +#define AF_IUCV 32 /* IUCV sockets */ +#define AF_RXRPC 33 /* RxRPC sockets */ +#define AF_ISDN 34 /* mISDN sockets */ +#define AF_PHONET 35 /* Phonet sockets */ +#define AF_IEEE802154 36 /* IEEE802154 sockets */ +#define AF_MAX 37 /* For now.. */ +#endif // !AF_INET + +#ifndef PF_UNSPEC +#define PF_UNSPEC AF_UNSPEC +#define PF_UNIX AF_UNIX +#define PF_LOCAL AF_LOCAL +#define PF_INET AF_INET +#define PF_AX25 AF_AX25 +#define PF_IPX AF_IPX +#define PF_APPLETALK AF_APPLETALK +#define PF_NETROM AF_NETROM +#define PF_BRIDGE AF_BRIDGE +#define PF_ATMPVC AF_ATMPVC +#define PF_X25 AF_X25 +#define PF_INET6 AF_INET6 +#define PF_ROSE AF_ROSE +#define PF_DECnet AF_DECnet +#define PF_NETBEUI AF_NETBEUI +#define PF_SECURITY AF_SECURITY +#define PF_KEY AF_KEY +#define PF_NETLINK AF_NETLINK +#define PF_ROUTE AF_ROUTE +#define PF_PACKET AF_PACKET +#define PF_ASH AF_ASH +#define PF_ECONET AF_ECONET +#define PF_ATMSVC AF_ATMSVC +#define PF_RDS AF_RDS +#define PF_SNA AF_SNA +#define PF_IRDA AF_IRDA +#define PF_PPPOX AF_PPPOX +#define PF_WANPIPE AF_WANPIPE +#define PF_LLC AF_LLC +#define PF_CAN AF_CAN +#define PF_TIPC AF_TIPC +#define PF_BLUETOOTH AF_BLUETOOTH +#define PF_IUCV AF_IUCV +#define PF_RXRPC AF_RXRPC +#define PF_ISDN AF_ISDN +#define PF_PHONET AF_PHONET +#define PF_IEEE802154 AF_IEEE802154 +#define PF_MAX AF_MAX +#endif // !PF_UNSPEC + +#ifndef MSG_OOB +#define MSG_OOB 1 +#define MSG_PEEK 2 +#define MSG_DONTROUTE 4 +#define MSG_TRYHARD 4 /* Synonym for MSG_DONTROUTE for DECnet */ +#define MSG_CTRUNC 8 +#define MSG_PROBE 0x10 /* Do not send. Only probe path f.e. for MTU */ +#define MSG_TRUNC 0x20 +#define MSG_DONTWAIT 0x40 /* Nonblocking io */ +#define MSG_EOR 0x80 /* End of record */ +#define MSG_WAITALL 0x100 /* Wait for a full request */ +#define MSG_FIN 0x200 +#define MSG_SYN 0x400 +#define MSG_CONFIRM 0x800 /* Confirm path validity */ +#define MSG_RST 0x1000 +#define MSG_ERRQUEUE 0x2000 /* Fetch message from error queue */ +#define MSG_NOSIGNAL 0x4000 /* Do not generate SIGPIPE */ +#define MSG_MORE 0x8000 /* Sender will send more */ + +#define MSG_EOF MSG_FIN + +#define MSG_CMSG_CLOEXEC 0x40000000 /* Set close_on_exit for file + descriptor received through + SCM_RIGHTS */ +#if defined(CONFIG_COMPAT) +#define MSG_CMSG_COMPAT 0x80000000 /* This message needs 32 bit fixups */ +#else +#define MSG_CMSG_COMPAT 0 /* We never have 32 bit fixups */ +#endif +#endif // !MSG_OOB + +/* These types is hidden under __KERNEL__ in kernel sources */ +typedef unsigned short sa_family_t; +struct sockaddr { + sa_family_t sa_family; /* address family, AF_xxx */ + char sa_data[14]; /* 14 bytes of protocol address */ +}; +typedef int socklen_t; +struct msghdr { + void *msg_name; + int msg_namelen; + struct iovec *msg_iov; + size_t msg_iovlen; + void *msg_control; + size_t msg_controllen; + unsigned msg_flags; +}; + +/* Ancillary data structures and cmsg macros are also hidden under __KERNEL__ */ +#ifndef CMSG_FIRSTHDR +/* + * POSIX 1003.1g - ancillary data object information + * Ancillary data consits of a sequence of pairs of + * (cmsghdr, cmsg_data[]) + */ + +struct cmsghdr { + __kernel_size_t cmsg_len; /* data byte count, including hdr */ + int cmsg_level; /* originating protocol */ + int cmsg_type; /* protocol-specific type */ +}; + +/* + * Ancilliary data object information MACROS + * Table 5-14 of POSIX 1003.1g + */ + +#define __CMSG_NXTHDR(ctl, len, cmsg) __cmsg_nxthdr((ctl),(len),(cmsg)) +#define CMSG_NXTHDR(mhdr, cmsg) cmsg_nxthdr((mhdr), (cmsg)) + +#define CMSG_ALIGN(len) ( ((len)+sizeof(long)-1) & ~(sizeof(long)-1) ) + +#define CMSG_DATA(cmsg) ((void *)((char *)(cmsg) + CMSG_ALIGN(sizeof(struct cmsghdr)))) +#define CMSG_SPACE(len) (CMSG_ALIGN(sizeof(struct cmsghdr)) + CMSG_ALIGN(len)) +#define CMSG_LEN(len) (CMSG_ALIGN(sizeof(struct cmsghdr)) + (len)) + +#define __CMSG_FIRSTHDR(ctl,len) ((len) >= sizeof(struct cmsghdr) ? \ + (struct cmsghdr *)(ctl) : \ + (struct cmsghdr *)NULL) +#define CMSG_FIRSTHDR(msg) __CMSG_FIRSTHDR((msg)->msg_control, (msg)->msg_controllen) +#define CMSG_OK(mhdr, cmsg) ((cmsg)->cmsg_len >= sizeof(struct cmsghdr) && \ + (cmsg)->cmsg_len <= (unsigned long) \ + ((mhdr)->msg_controllen - \ + ((char *)(cmsg) - (char *)(mhdr)->msg_control))) + +/* + * Get the next cmsg header + * + * PLEASE, do not touch this function. If you think, that it is + * incorrect, grep kernel sources and think about consequences + * before trying to improve it. + * + * Now it always returns valid, not truncated ancillary object + * HEADER. But caller still MUST check, that cmsg->cmsg_len is + * inside range, given by msg->msg_controllen before using + * ancillary object DATA. --ANK (980731) + */ + +static inline struct cmsghdr * __cmsg_nxthdr(void *__ctl, __kernel_size_t __size, + struct cmsghdr *__cmsg) +{ + struct cmsghdr * __ptr; + + __ptr = (struct cmsghdr*)(((unsigned char *) __cmsg) + CMSG_ALIGN(__cmsg->cmsg_len)); + if ((unsigned long)((char*)(__ptr+1) - (char *) __ctl) > __size) + return (struct cmsghdr *)0; + + return __ptr; +} + +static inline struct cmsghdr * cmsg_nxthdr (struct msghdr *__msg, struct cmsghdr *__cmsg) +{ + return __cmsg_nxthdr(__msg->msg_control, __msg->msg_controllen, __cmsg); +} + +/* "Socket"-level control message types: */ + +#define SCM_RIGHTS 0x01 /* rw: access rights (array of int) */ +#define SCM_CREDENTIALS 0x02 /* rw: struct ucred */ +#define SCM_SECURITY 0x03 /* rw: security label */ + +struct ucred { + __u32 pid; + __u32 uid; + __u32 gid; +}; +#endif /* CMSG_FIRSTHDR */ + + +__extern int socket(int, int, int); +__extern int bind(int, const struct sockaddr *, int); +__extern int connect(int, const struct sockaddr *, socklen_t); +__extern int listen(int, int); +__extern int accept(int, struct sockaddr *, socklen_t *); +__extern int accept4(int, struct sockaddr *, socklen_t *, int); +__extern int getsockname(int, struct sockaddr *, socklen_t *); +__extern int getpeername(int, struct sockaddr *, socklen_t *); +__extern int socketpair(int, int, int, int *); +__extern int send(int, const void *, size_t, unsigned int); +__extern int sendto(int, const void *, size_t, int, const struct sockaddr *, + socklen_t); +__extern int recv(int, void *, size_t, unsigned int); +__extern int recvfrom(int, void *, size_t, unsigned int, struct sockaddr *, + socklen_t *); +__extern int shutdown(int, int); +__extern int setsockopt(int, int, int, const void *, socklen_t); +__extern int getsockopt(int, int, int, void *, socklen_t *); +__extern int sendmsg(int, const struct msghdr *, unsigned int); +__extern int recvmsg(int, struct msghdr *, unsigned int); + +#endif /* _SYS_SOCKET_H */ |