1 /* 2 * efi_selftest_util 3 * 4 * Copyright (c) 2017 Heinrich Schuchardt <xypron.glpk@gmx.de> 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 * 8 * Utility functions 9 */ 10 11 #include <efi_selftest.h> 12 13 int efi_st_memcmp(const void *buf1, const void *buf2, size_t length) 14 { 15 const u8 *pos1 = buf1; 16 const u8 *pos2 = buf2; 17 18 for (; length; --length) { 19 if (*pos1 != *pos2) 20 return *pos1 - *pos2; 21 ++pos1; 22 ++pos2; 23 } 24 return EFI_ST_SUCCESS; 25 } 26