42 lines
1.1 KiB
Groff
42 lines
1.1 KiB
Groff
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.TH GETNUCRED 2
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.SH NAME
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getnucred \- obtain the credentials that correspond to the given endpoint.
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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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#include <unistd.h>
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.ti -5
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int getnucred(endpoint_t \fIproc_ep\fP, struct ucred * \fIucred\fP);
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.br
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.ft P
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.SH DESCRIPTION
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Given an endpoint \fIproc_ep\fP, this function will fill in \fIucred\fP
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with the \fIpid\fP, \fIuid\fP, and \fIgid\fP that correspond to that
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endpoint.
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.SH RETURN VALUES
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On success, this function returns 0 and \fIucred\fP will be filled in.
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On error, -1 is returned and \fIerrno\fP is set.
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.SH ERRORS
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.TP 15
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[EFAULT]
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The address pointed to by \fIucred\fP is not in a valid part of the
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process address space.
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[EPERM]
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The user calling this function has insufficient privileges. Only a user
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with an euid of 0 may call this function.
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[ESRCH]
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The endpoint was not found. This is caused by an invalid endpoint or an
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endpoint for a process that no longer exists.
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.SH SEE ALSO
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.BR getpid(2),
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.BR getuid(2),
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.BR getgid(2),
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.BR getnpid(2),
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.BR getnuid(2),
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.BR getngid(2)
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.SH HISTORY
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This function first appeared in Minix 3.1.8.
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