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author | Mike Frysinger | 2005-05-09 22:13:22 +0000 |
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committer | Mike Frysinger | 2005-05-09 22:13:22 +0000 |
commit | 38a33f91c0a46f51d07900731245492a3b244ae4 (patch) | |
tree | b86c6e23c1baa56577715cdeef6551d10a4ead2c /e2fsprogs/uuid/unpack.c | |
parent | 1fd98e039d146dcff02a5350f509cabca65fd29c (diff) | |
download | busybox-38a33f91c0a46f51d07900731245492a3b244ae4.zip busybox-38a33f91c0a46f51d07900731245492a3b244ae4.tar.gz |
import more libs to prep for new e2fsprogs
Diffstat (limited to 'e2fsprogs/uuid/unpack.c')
-rw-r--r-- | e2fsprogs/uuid/unpack.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/e2fsprogs/uuid/unpack.c b/e2fsprogs/uuid/unpack.c new file mode 100644 index 0000000..9502fc2 --- /dev/null +++ b/e2fsprogs/uuid/unpack.c @@ -0,0 +1,63 @@ +/* + * Internal routine for unpacking UUID + * + * Copyright (C) 1996, 1997 Theodore Ts'o. + * + * %Begin-Header% + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, and the entire permission notice in its entirety, + * including the disclaimer of warranties. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote + * products derived from this software without specific prior + * written permission. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF + * WHICH ARE HEREBY DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT + * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE + * USE OF THIS SOFTWARE, EVEN IF NOT ADVISED OF THE POSSIBILITY OF SUCH + * DAMAGE. + * %End-Header% + */ + +#include <string.h> +#include "uuidP.h" + +void uuid_unpack(const uuid_t in, struct uuid *uu) +{ + const uint8_t *ptr = in; + uint32_t tmp; + + tmp = *ptr++; + tmp = (tmp << 8) | *ptr++; + tmp = (tmp << 8) | *ptr++; + tmp = (tmp << 8) | *ptr++; + uu->time_low = tmp; + + tmp = *ptr++; + tmp = (tmp << 8) | *ptr++; + uu->time_mid = tmp; + + tmp = *ptr++; + tmp = (tmp << 8) | *ptr++; + uu->time_hi_and_version = tmp; + + tmp = *ptr++; + tmp = (tmp << 8) | *ptr++; + uu->clock_seq = tmp; + + memcpy(uu->node, ptr, 6); +} + |