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freebsd/lib/libelf/gelf_fsize.3
Joseph Koshy e77357ea2d Document the return type for gelf_fsize(3).
Submitted by:		kaiw
2008-02-04 18:50:28 +00:00

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.\" Copyright (c) 2006 Joseph Koshy. All rights reserved.
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.Dd February 5, 2008
.Os
.Dt GELF_FSIZE 3
.Sh NAME
.Nm gelf_fsize ,
.Nm elf32_fsize ,
.Nm elf64_fsize
.Nd return the size of a file type
.Sh LIBRARY
.Lb libelf
.Sh SYNOPSIS
.In libelf.h
.Ft size_t
.Fn elf32_fsize "Elf_Type type" "size_t count" "unsigned int version"
.Ft size_t
.Fn elf64_fsize "Elf_Type type" "size_t count" "unsigned int version"
.In gelf.h
.Ft size_t
.Fn gelf_fsize "Elf *elf" "Elf_Type type" "size_t count" "unsigned int version"
.Sh DESCRIPTION
These functions return the size in bytes of the file representation of
.Ar count
numbers of objects of ELF type
.Ar type .
.Pp
Functions
.Fn elf32_fsize
and
.Fn elf64_fsize
return sizes for files of class
.Dv ELFCLASS32
and
.Dv ELFCLASS64
respectively.
Function
.Fn gelf_fsize
returns the size for the class of ELF descriptor
.Ar elf .
.Sh RETURN VALUES
These functions return a non-zero value in case of success, or zero in
case of an error.
.Sh ERRORS
These functions may fail with:
.Bl -tag -width "[ELF_E_RESOURCE]"
.It Bq Er ELF_E_ARGUMENT
Argument
.Ar elf
was NULL in a call to
.Fn gelf_fsize .
.It Bq Er ELF_E_ARGUMENT
ELF descriptor
.Ar elf
had an unknown ELF class.
.It Bq Er ELF_E_ARGUMENT
Argument
.Ar type
contained an illegal value.
.It Bq Er ELF_E_UNIMPL
Support for ELF type
.Ar type
has not been implemented.
.It Bq Er ELF_E_VERSION
Argument
.Ar version
is not a supported version.
.El
.Sh SEE ALSO
.Xr elf 3 ,
.Xr gelf 3