iPXE
debug_md5.c
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1 /*
2  * Copyright (C) 2006 Michael Brown <mbrown@fensystems.co.uk>.
3  *
4  * This program is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU General Public License as
6  * published by the Free Software Foundation; either version 2 of the
7  * License, or any later version.
8  *
9  * This program is distributed in the hope that it will be useful, but
10  * WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
17  * 02110-1301, USA.
18  *
19  * You can also choose to distribute this program under the terms of
20  * the Unmodified Binary Distribution Licence (as given in the file
21  * COPYING.UBDL), provided that you have satisfied its requirements.
22  */
23 
24 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
25 
26 #include <stdio.h>
27 #include <stdint.h>
28 #include <ipxe/crypto.h>
29 #include <ipxe/md5.h>
30 
31 /**
32  * Print an MD5 checksum with specified display address
33  *
34  * @v dispaddr Display address
35  * @v data Data to checksum
36  * @v len Length of data
37  */
38 void dbg_md5_da ( unsigned long dispaddr, const void *data,
39  unsigned long len ) {
41  uint8_t digest_ctx[digest->ctxsize];
42  uint8_t digest_out[digest->digestsize];
43  unsigned int i;
44 
45  printf ( "md5sum ( %#08lx, %#lx ) = ", dispaddr, len );
46  digest_init ( digest, digest_ctx );
47  digest_update ( digest, digest_ctx, data, len );
48  digest_final ( digest, digest_ctx, digest_out );
49  for ( i = 0 ; i < sizeof ( digest_out ) ; i++ )
50  printf ( "%02x", digest_out[i] );
51  printf ( "\n" );
52 }
static void digest_update(struct digest_algorithm *digest, void *ctx, const void *data, size_t len)
Definition: crypto.h:177
int printf(const char *fmt,...)
Write a formatted string to the console.
Definition: vsprintf.c:464
static void digest_final(struct digest_algorithm *digest, void *ctx, void *out)
Definition: crypto.h:182
Cryptographic API.
struct md4_digest digest
Digest of data already processed.
Definition: md4.h:12
static void digest_init(struct digest_algorithm *digest, void *ctx)
Definition: crypto.h:172
void dbg_md5_da(unsigned long dispaddr, const void *data, unsigned long len)
Print an MD5 checksum with specified display address.
Definition: debug_md5.c:38
unsigned char uint8_t
Definition: stdint.h:10
uint32_t len
Length.
Definition: ena.h:14
FILE_LICENCE(GPL2_OR_LATER_OR_UBDL)
A message digest algorithm.
Definition: crypto.h:16
struct arbelprm_port_state_change_st data
Message.
Definition: arbel.h:12
MD5 algorithm.
struct digest_algorithm md5_algorithm
MD5 algorithm.
Definition: md5.c:287