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abc150085f
Some header files use __BEGIN_DECLS without including sys/cdefs.h. This causes issues for C code that compiles against these headers, which may occur with Ports.
63 lines
2.2 KiB
C
63 lines
2.2 KiB
C
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <Kernel/API/POSIX/sys/socket.h>
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#include <sys/cdefs.h>
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#include <sys/un.h>
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__BEGIN_DECLS
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int socket(int domain, int type, int protocol);
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int bind(int sockfd, const struct sockaddr* addr, socklen_t);
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int listen(int sockfd, int backlog);
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int accept(int sockfd, struct sockaddr*, socklen_t*);
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int accept4(int sockfd, struct sockaddr*, socklen_t*, int);
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int connect(int sockfd, const struct sockaddr*, socklen_t);
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int shutdown(int sockfd, int how);
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ssize_t send(int sockfd, void const*, size_t, int flags);
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ssize_t sendmsg(int sockfd, const struct msghdr*, int flags);
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ssize_t sendto(int sockfd, void const*, size_t, int flags, const struct sockaddr*, socklen_t);
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ssize_t recv(int sockfd, void*, size_t, int flags);
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ssize_t recvmsg(int sockfd, struct msghdr*, int flags);
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ssize_t recvfrom(int sockfd, void*, size_t, int flags, struct sockaddr*, socklen_t*);
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int getsockopt(int sockfd, int level, int option, void*, socklen_t*);
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int setsockopt(int sockfd, int level, int option, void const*, socklen_t);
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int getsockname(int sockfd, struct sockaddr*, socklen_t*);
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int getpeername(int sockfd, struct sockaddr*, socklen_t*);
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int socketpair(int domain, int type, int protocol, int sv[2]);
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int sendfd(int sockfd, int fd);
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int recvfd(int sockfd, int options);
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// These three are non-POSIX, but common:
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#define CMSG_ALIGN(x) (((x) + sizeof(void*) - 1) & ~(sizeof(void*) - 1))
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#define CMSG_SPACE(x) (CMSG_ALIGN(sizeof(struct cmsghdr)) + CMSG_ALIGN(x))
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#define CMSG_LEN(x) (CMSG_ALIGN(sizeof(struct cmsghdr)) + (x))
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static inline struct cmsghdr* CMSG_FIRSTHDR(struct msghdr* msg)
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{
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if (msg->msg_controllen < sizeof(struct cmsghdr))
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return 0;
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return (struct cmsghdr*)msg->msg_control;
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}
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static inline struct cmsghdr* CMSG_NXTHDR(struct msghdr* msg, struct cmsghdr* cmsg)
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{
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struct cmsghdr* next = (struct cmsghdr*)((char*)cmsg + CMSG_ALIGN(cmsg->cmsg_len));
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unsigned offset = (char*)next - (char*)msg->msg_control;
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if (msg->msg_controllen < offset + sizeof(struct cmsghdr))
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return NULL;
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return next;
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}
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static inline void* CMSG_DATA(struct cmsghdr* cmsg)
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{
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return (void*)(cmsg + 1);
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}
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__END_DECLS
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