kaguya
108 lines
4.0 KiB
C
108 lines
4.0 KiB
C
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#ifndef _SOCKET_H
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#define _SOCKET_H
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#include <abi-bits/gid_t.h>
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#include <abi-bits/pid_t.h>
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#include <bits/size_t.h>
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#include <abi-bits/socklen_t.h>
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#include <bits/ssize_t.h>
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#include <abi-bits/uid_t.h>
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#include <bits/posix/iovec.h>
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#include <abi-bits/socket.h>
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#include <bits/ansi/time_t.h>
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#include <bits/ansi/timespec.h>
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#include <stddef.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct sockaddr {
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sa_family_t sa_family;
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char sa_data[14];
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};
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/* Control message format: */
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/* The offsets marked with ^ are aligned to alignof(size_t). */
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/* */
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/* |---HEADER---|---DATA---|---PADDING---|---HEADER---|... */
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/* ^ ^ ^ */
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/* |---------CMSG_LEN------| */
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/* |---------------CMSG_SPACE------------| */
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/* Auxiliary macro. While there is basically no reason for applications */
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/* to use this, it is exported by glibc. */
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#define CMSG_ALIGN(s) (((s) + __alignof__(size_t) - 1) & \
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~(__alignof__(size_t) - 1))
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/* Basic macros to return content and padding size of a control message. */
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#define CMSG_LEN(s) (CMSG_ALIGN(sizeof(struct cmsghdr)) + (s))
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#define CMSG_SPACE(s) (CMSG_ALIGN(sizeof(struct cmsghdr)) + CMSG_ALIGN(s))
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/* Provides access to the data of a control message. */
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#define CMSG_DATA(c) ((char *)(c) + CMSG_ALIGN(sizeof(struct cmsghdr)))
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#define __MLIBC_CMSG_NEXT(c) ((char *)(c) + CMSG_ALIGN((c)->cmsg_len))
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#define __MLIBC_MHDR_LIMIT(m) ((char *)(m)->msg_control + (m)->msg_controllen)
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/* For parsing control messages only. */
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/* Returns a pointer to the first header or nullptr if there is none. */
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#define CMSG_FIRSTHDR(m) ((size_t)(m)->msg_controllen <= sizeof(struct cmsghdr) \
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? (struct cmsghdr *)0 : (struct cmsghdr *) (m)->msg_control)
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/* For parsing control messages only. */
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/* Returns a pointer to the next header or nullptr if there is none. */
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#define CMSG_NXTHDR(m, c) \
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((c)->cmsg_len < sizeof(struct cmsghdr) || \
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(ptrdiff_t)(sizeof(struct cmsghdr) + CMSG_ALIGN((c)->cmsg_len)) \
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>= __MLIBC_MHDR_LIMIT(m) - (char *)(c) \
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? (struct cmsghdr *)0 : (struct cmsghdr *)__MLIBC_CMSG_NEXT(c))
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struct linger{
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int l_onoff;
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int l_linger;
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};
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struct ucred {
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pid_t pid;
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uid_t uid;
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gid_t gid;
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};
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#ifndef __MLIBC_ABI_ONLY
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int accept(int __sockfd, struct sockaddr *__restrict __addr, socklen_t *__restrict __addrlen);
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int accept4(int __sockfd, struct sockaddr *__restrict __addr, socklen_t *__restrict __addrlen, int __flags);
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int bind(int __sockfd, const struct sockaddr *__addr, socklen_t __addrlen);
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int connect(int __sockfd, const struct sockaddr *__addr, socklen_t __addrlen);
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int getpeername(int __sockfd, struct sockaddr *__restrict __addr, socklen_t *__restrict __addrlen);
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int getsockname(int __sockfd, struct sockaddr *__restrict __addr, socklen_t *__restrict __addrlen);
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int getsockopt(int __sockfd, int __level, int __optname, void *__restrict __optval, socklen_t *__restrict __optlen);
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int listen(int __sockfd, int __backlog);
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ssize_t recv(int __sockfd, void *__buf, size_t __size, int __flags);
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ssize_t recvfrom(int __sockfd, void *__restrict __buf, size_t __size, int __flags,
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struct sockaddr *__restrict __src_addr, socklen_t *__restrict __addrlen);
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ssize_t recvmsg(int __sockfd, struct msghdr *__msg, int __flags);
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ssize_t send(int __sockfd, const void *__buf, size_t __size, int __flags);
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ssize_t sendmsg(int __sockfd, const struct msghdr *__msg, int __flags);
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ssize_t sendto(int __sockfd, const void *__buf, size_t __size, int __flags,
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const struct sockaddr *__dest_addr, socklen_t __addrlen);
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int recvmmsg(int __sockfd, struct mmsghdr *__msgvec, unsigned int __vlen, int __flags, struct timespec *__timeout);
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int sendmmsg(int __sockfd, struct mmsghdr *__msgvec, unsigned int __vlen, int __flags);
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int setsockopt(int __sockfd, int __level, int __option_name, const void *__optval, socklen_t __optlen);
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int shutdown(int __sockfd, int __how);
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int sockatmark(int __sockfd);
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int socket(int __domain, int __type, int __protocol);
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int socketpair(int __domain, int __type, int __protocol, int __sv[2]);
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#endif /* !__MLIBC_ABI_ONLY */
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#ifdef __cplusplus
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}
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#endif
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#endif /* _UNISTD_H */
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