1.\" Copyright (c) 2006,2008 Joseph Koshy. All rights reserved. 2.\" 3.\" Redistribution and use in source and binary forms, with or without 4.\" modification, are permitted provided that the following conditions 5.\" are met: 6.\" 1. Redistributions of source code must retain the above copyright 7.\" notice, this list of conditions and the following disclaimer. 8.\" 2. Redistributions in binary form must reproduce the above copyright 9.\" notice, this list of conditions and the following disclaimer in the 10.\" documentation and/or other materials provided with the distribution. 11.\" 12.\" This software is provided by Joseph Koshy ``as is'' and 13.\" any express or implied warranties, including, but not limited to, the 14.\" implied warranties of merchantability and fitness for a particular purpose 15.\" are disclaimed. in no event shall Joseph Koshy be liable 16.\" for any direct, indirect, incidental, special, exemplary, or consequential 17.\" damages (including, but not limited to, procurement of substitute goods 18.\" or services; loss of use, data, or profits; or business interruption) 19.\" however caused and on any theory of liability, whether in contract, strict 20.\" liability, or tort (including negligence or otherwise) arising in any way 21.\" out of the use of this software, even if advised of the possibility of 22.\" such damage. 23.\" 24.\" $Id: gelf_fsize.3 3639 2018-10-14 14:07:02Z jkoshy $ 25.\" 26.Dd February 5, 2008 27.Dt GELF_FSIZE 3 28.Os 29.Sh NAME 30.Nm gelf_fsize , 31.Nm elf32_fsize , 32.Nm elf64_fsize 33.Nd return the size of a file type 34.Sh LIBRARY 35.Lb libelf 36.Sh SYNOPSIS 37.In libelf.h 38.Ft size_t 39.Fn elf32_fsize "Elf_Type type" "size_t count" "unsigned int version" 40.Ft size_t 41.Fn elf64_fsize "Elf_Type type" "size_t count" "unsigned int version" 42.In gelf.h 43.Ft size_t 44.Fn gelf_fsize "Elf *elf" "Elf_Type type" "size_t count" "unsigned int version" 45.Sh DESCRIPTION 46These functions return the size in bytes of the file representation of 47.Ar count 48numbers of objects of ELF type 49.Ar type . 50For ELF types that are of variable length, these functions return a 51size of one byte. 52.Pp 53Functions 54.Fn elf32_fsize 55and 56.Fn elf64_fsize 57return sizes for files of class 58.Dv ELFCLASS32 59and 60.Dv ELFCLASS64 61respectively. 62Function 63.Fn gelf_fsize 64returns the size for the class of ELF descriptor 65.Ar elf . 66.Sh RETURN VALUES 67These functions return a non-zero value in case of success, or zero in 68case of an error. 69.Sh ERRORS 70These functions may fail with: 71.Bl -tag -width "[ELF_E_RESOURCE]" 72.It Bq Er ELF_E_ARGUMENT 73Argument 74.Ar elf 75was NULL in a call to 76.Fn gelf_fsize . 77.It Bq Er ELF_E_ARGUMENT 78ELF descriptor 79.Ar elf 80had an unknown ELF class. 81.It Bq Er ELF_E_ARGUMENT 82Argument 83.Ar type 84contained an illegal value. 85.It Bq Er ELF_E_UNIMPL 86Support for ELF type 87.Ar type 88has not been implemented. 89.It Bq Er ELF_E_VERSION 90Argument 91.Ar version 92is not a supported version. 93.El 94.Sh SEE ALSO 95.Xr elf 3 , 96.Xr gelf 3 97