COREDUMP_WRITE(9)

COREDUMP_WRITE(9) | Kernel Developer's Manual | COREDUMP_WRITE(9)

# NAME

`coredump_write` —
common coredump write routine

# SYNOPSIS

`#include <sys/signalvar.h>`

int
`coredump_write`(void *iocookie, enum uio_seg segflg, const void *data, size_t len);

# DESCRIPTION

`coredump_write`() is used by both machine-dependent and machine-independent components to write information to a coredump. iocookie is an opaque pointer that was supplied to the caller of `coredump_write`(). segflg indicates where the data is located, system space or user space. data points to the information to be written to the coredump. len is the amount of data to be written.

`coredump_write`() returns 0 on success and an appropriate error code on failure.

# CODE REFERENCES

Process core dumps are initiated within the file sys/kern/kern_sig.c. Process core dumps for ELF NetBSD binaries are performed within the files sys/kern/core_elf32.c or sys/kern/core_elf64.c. Process core dumps for other NetBSD binaries are performed within the file sys/kern/core_netbsd.c.

# SEE ALSO

cpu_coredump(9)

December 24, 2005 | NetBSD 10.1