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author | 2015-08-28 09:58:54 +0800 | |
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committer | 2015-09-01 12:44:00 +0800 | |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/ipxe/src/hci/commands/digest_cmd.c | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/hci/commands/digest_cmd.c')
-rw-r--r-- | qemu/roms/ipxe/src/hci/commands/digest_cmd.c | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/hci/commands/digest_cmd.c b/qemu/roms/ipxe/src/hci/commands/digest_cmd.c new file mode 100644 index 000000000..71308064f --- /dev/null +++ b/qemu/roms/ipxe/src/hci/commands/digest_cmd.c @@ -0,0 +1,123 @@ +/* + * Copyright (C) 2009 Daniel Verkamp <daniel@drv.nu>. + * + * 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. + */ + +FILE_LICENCE ( GPL2_OR_LATER ); + +#include <stdio.h> +#include <string.h> +#include <unistd.h> +#include <getopt.h> +#include <ipxe/command.h> +#include <ipxe/parseopt.h> +#include <ipxe/image.h> +#include <ipxe/crypto.h> +#include <ipxe/md5.h> +#include <ipxe/sha1.h> +#include <usr/imgmgmt.h> + +/** @file + * + * Digest commands + * + */ + +/** "digest" options */ +struct digest_options {}; + +/** "digest" option list */ +static struct option_descriptor digest_opts[] = {}; + +/** "digest" command descriptor */ +static struct command_descriptor digest_cmd = + COMMAND_DESC ( struct digest_options, digest_opts, 1, MAX_ARGUMENTS, + "<image> [<image>...]" ); + +/** + * The "digest" command + * + * @v argc Argument count + * @v argv Argument list + * @v digest Digest algorithm + * @ret rc Return status code + */ +static int digest_exec ( int argc, char **argv, + struct digest_algorithm *digest ) { + struct digest_options opts; + struct image *image; + uint8_t digest_ctx[digest->ctxsize]; + uint8_t digest_out[digest->digestsize]; + uint8_t buf[128]; + size_t offset; + size_t len; + size_t frag_len; + int i; + unsigned j; + int rc; + + /* Parse options */ + if ( ( rc = parse_options ( argc, argv, &digest_cmd, &opts ) ) != 0 ) + return rc; + + for ( i = optind ; i < argc ; i++ ) { + + /* Acquire image */ + if ( ( rc = imgacquire ( argv[i], 0, &image ) ) != 0 ) + continue; + offset = 0; + len = image->len; + + /* calculate digest */ + digest_init ( digest, digest_ctx ); + while ( len ) { + frag_len = len; + if ( frag_len > sizeof ( buf ) ) + frag_len = sizeof ( buf ); + copy_from_user ( buf, image->data, offset, frag_len ); + digest_update ( digest, digest_ctx, buf, frag_len ); + len -= frag_len; + offset += frag_len; + } + digest_final ( digest, digest_ctx, digest_out ); + + for ( j = 0 ; j < sizeof ( digest_out ) ; j++ ) + printf ( "%02x", digest_out[j] ); + + printf ( " %s\n", image->name ); + } + + return 0; +} + +static int md5sum_exec ( int argc, char **argv ) { + return digest_exec ( argc, argv, &md5_algorithm ); +} + +static int sha1sum_exec ( int argc, char **argv ) { + return digest_exec ( argc, argv, &sha1_algorithm ); +} + +struct command md5sum_command __command = { + .name = "md5sum", + .exec = md5sum_exec, +}; + +struct command sha1sum_command __command = { + .name = "sha1sum", + .exec = sha1sum_exec, +}; |