coredump_write.9 revision 1.5
$NetBSD: coredump_write.9,v 1.5 2010/12/02 12:54:13 wiz Exp $
Copyright (c) 2005 The NetBSD Foundation, Inc.
All rights reserved.
This code is derived from software contributed to The NetBSD Foundation
by Matt Thomas.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
.Dd December 24, 2005 .Dt COREDUMP_WRITE 9 .Os .Sh NAME .Nm coredump_write .Nd common coredump write routine .Sh SYNOPSIS n sys/signalvar.h .Ft int .Fn coredump_write "void *iocookie" "enum uio_seg segflg" \ "const void *data" "size_t len" .Sh DESCRIPTION .Fn coredump_write is used by both machine-dependent and machine-independent components to write information to a coredump. .Fa iocookie is an opaque pointer that was supplied to the caller of .Fn coredump_write . .Fa segflg indicates where the .Fa data is located, system space or user space. .Fa data points to the information to be written to the coredump. .Fa len is the amount of data to be written.
Copyright (c) 2005 The NetBSD Foundation, Inc.
All rights reserved.
This code is derived from software contributed to The NetBSD Foundation
by Matt Thomas.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
.Dd December 24, 2005 .Dt COREDUMP_WRITE 9 .Os .Sh NAME .Nm coredump_write .Nd common coredump write routine .Sh SYNOPSIS n sys/signalvar.h .Ft int .Fn coredump_write "void *iocookie" "enum uio_seg segflg" \ "const void *data" "size_t len" .Sh DESCRIPTION .Fn coredump_write is used by both machine-dependent and machine-independent components to write information to a coredump. .Fa iocookie is an opaque pointer that was supplied to the caller of .Fn coredump_write . .Fa segflg indicates where the .Fa data is located, system space or user space. .Fa data points to the information to be written to the coredump. .Fa len is the amount of data to be written.
p .Fn coredump_write returns 0 on success and an appropriate error code on failure. .Sh CODE REFERENCES Process core dumps are initiated within the file
a sys/kern/kern_sig.c . Process core dumps for ELF .Nx binaries are performed within the files
a sys/kern/core_elf32.c or
a sys/kern/core_elf64.c . Process core dumps for other .Nx binaries are performed within the file
a sys/kern/core_netbsd.c . .Sh SEE ALSO .Xr cpu_coredump 9