53 lines
1.1 KiB
Groff
53 lines
1.1 KiB
Groff
.TH SENDMSG 2
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.SH NAME
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sendmsg \- send a message through a socket
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.SH SYNOPSIS
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.ft B
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#include <sys/socket.h>
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.in +5
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.ti -5
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ssize_t sendmsg(int \fIsd\fP, const struct msghdr * \fImsg\fP, int \fIflags\fP);
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.br
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.ft P
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.SH DESCRIPTION
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sendmsg() sends a message to another socket. It may be used with
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connectionless and connection oriented sockets. At present, minix
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doesn't support setting \fIflags\fP to any value other than 0.
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.SH RETURN VALUES
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On success, this function returns 0. On error, -1 is returned and
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\fIerrno\fP is set.
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\fIerrno\fP is set.
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.SH ERRORS
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.TP 15
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[ENOSYS]
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The operation is not implemented for the given socket.
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.TP 15
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[ENOTCONN]
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The socket is not connected; there is no peer.
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.TP 15
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[EFAULT]
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\fImsg\fP is NULL.
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.TP 15
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[EAFNOSUPPORT]
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The address family is not supported by send().
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.TP 15
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[ENAMETOOLONG]
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The length of sun_path is longer than UNIX_PATH_MAX.
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.TP 15
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[ENOENT]
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The sun_path is null.
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.TP 15
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[EPIPE]
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The socket is shutdown for writing.
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.TP 15
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[EMSGSIZE]
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The message is too big.
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.SH SEE ALSO
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.BR socket(2),
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.BR recvmsg(2),
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.BR sendto(2),
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.BR writev(2)
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.SH HISTORY
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This function first appeared in Minix 3.1.8.
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