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src/core/debug_md5.c
52 строки
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Michael Brown
[legal] Relicense files under GPL2_OR_LATER_OR_UBDL
02 мар 2015, 17:17
02 мар 2015, 17:17
b6ee89f
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/* * Copyright (C) 2006 Michael Brown <mbrown@fensystems.co.uk>. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of the * License, or any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301, USA. * * You can also choose to distribute this program under the terms of * the Unmodified Binary Distribution Licence (as given in the file * COPYING.UBDL), provided that you have satisfied its requirements. */ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdio.h> #include <stdint.h> #include <ipxe/crypto.h> #include <ipxe/md5.h> /** * Print an MD5 checksum with specified display address * * @v dispaddr Display address * @v data Data to checksum * @v len Length of data */ void dbg_md5_da ( unsigned long dispaddr, const void *data, unsigned long len ) { struct digest_algorithm *digest = &md5_algorithm; uint8_t digest_ctx[digest->ctxsize]; uint8_t digest_out[digest->digestsize]; unsigned int i; printf ( "md5sum ( %#08lx, %#lx ) = ", dispaddr, len ); digest_init ( digest, digest_ctx ); digest_update ( digest, digest_ctx, data, len ); digest_final ( digest, digest_ctx, digest_out ); for ( i = 0 ; i < sizeof ( digest_out ) ; i++ ) printf ( "%02x", digest_out[i] ); printf ( "\n" ); }