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https://github.com/RGBCube/serenity
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b36a2d6686
The implementation only supports a single iovec for now. Some might say having more than one iovec is the main point of recvmsg() and sendmsg(), but I'm interested in the control message bits.
128 lines
3.8 KiB
C
128 lines
3.8 KiB
C
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <bits/stdint.h>
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#include <sys/cdefs.h>
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#include <sys/types.h>
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#include <sys/un.h>
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__BEGIN_DECLS
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#define AF_MASK 0xff
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#define AF_UNSPEC 0
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#define AF_LOCAL 1
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#define AF_UNIX AF_LOCAL
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#define AF_INET 2
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#define AF_MAX 3
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#define PF_LOCAL AF_LOCAL
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#define PF_UNIX PF_LOCAL
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#define PF_INET AF_INET
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#define PF_UNSPEC AF_UNSPEC
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#define PF_MAX AF_MAX
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#define SOCK_TYPE_MASK 0xff
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#define SOCK_STREAM 1
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#define SOCK_DGRAM 2
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#define SOCK_RAW 3
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#define SOCK_NONBLOCK 04000
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#define SOCK_CLOEXEC 02000000
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#define SHUT_RD 1
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#define SHUT_WR 2
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#define SHUT_RDWR 3
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#define IPPROTO_IP 0
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#define IPPROTO_ICMP 1
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#define IPPROTO_TCP 6
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#define IPPROTO_UDP 17
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#define MSG_TRUNC 0x1
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#define MSG_DONTWAIT 0x40
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typedef uint16_t sa_family_t;
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struct msghdr {
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void* msg_name;
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socklen_t msg_namelen;
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struct iovec* msg_iov;
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int msg_iovlen;
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void* msg_control;
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socklen_t msg_controllen;
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int msg_flags;
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};
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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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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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#define SOL_SOCKET 1
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#define SOMAXCONN 128
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#define SO_RCVTIMEO 1
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#define SO_SNDTIMEO 2
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#define SO_TYPE 3
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#define SO_ERROR 4
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#define SO_PEERCRED 5
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#define SO_REUSEADDR 6
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#define SO_BINDTODEVICE 7
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#define SO_KEEPALIVE 9
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struct sockaddr_storage {
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union {
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char data[sizeof(struct sockaddr_un)];
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void* alignment;
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};
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};
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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 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, const void*, 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, const void*, 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, const void*, 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 sendfd(int sockfd, int fd);
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int recvfd(int sockfd);
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__END_DECLS
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