diff options
Diffstat (limited to 'lib/libc/uuid/uuid_from_string.c')
-rw-r--r-- | lib/libc/uuid/uuid_from_string.c | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/lib/libc/uuid/uuid_from_string.c b/lib/libc/uuid/uuid_from_string.c deleted file mode 100644 index b09a04d..0000000 --- a/lib/libc/uuid/uuid_from_string.c +++ /dev/null @@ -1,92 +0,0 @@ -/*- - * Copyright (c) 2002 Marcel Moolenaar - * Copyright (c) 2002 Hiten Mahesh Pandya - * All rights reserved. - * - * 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, this list of conditions and the following disclaimer. - * 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. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS 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 ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * $FreeBSD$ - */ - -#include <stdio.h> -#include <string.h> -#include <uuid.h> - -/* - * uuid_from_string() - convert a string representation of an UUID into - * a binary representation. - * See also: - * http://www.opengroup.org/onlinepubs/009629399/uuid_from_string.htm - * - * NOTE: The sequence field is in big-endian, while the time fields are in - * native byte order. - */ -void -uuid_from_string(const char *s, uuid_t *u, uint32_t *status) -{ - int n; - - /* Short-circuit 2 special cases: NULL pointer and empty string. */ - if (s == NULL || *s == '\0') { - uuid_create_nil(u, status); - return; - } - - /* Assume the worst. */ - if (status != NULL) - *status = uuid_s_invalid_string_uuid; - - /* The UUID string representation has a fixed length. */ - if (strlen(s) != 36) - return; - - /* - * We only work with "new" UUIDs. New UUIDs have the form: - * 01234567-89ab-cdef-0123-456789abcdef - * The so called "old" UUIDs, which we don't support, have the form: - * 0123456789ab.cd.ef.01.23.45.67.89.ab - */ - if (s[8] != '-') - return; - - n = sscanf(s, - "%8x-%4hx-%4hx-%2hhx%2hhx-%2hhx%2hhx%2hhx%2hhx%2hhx%2hhx", - &u->time_low, &u->time_mid, &u->time_hi_and_version, - &u->clock_seq_hi_and_reserved, &u->clock_seq_low, &u->node[0], - &u->node[1], &u->node[2], &u->node[3], &u->node[4], &u->node[5]); - - /* Make sure we have all conversions. */ - if (n != 11) - return; - - /* We have a successful scan. Check semantics... */ - n = u->clock_seq_hi_and_reserved; - if ((n & 0x80) != 0x00 && /* variant 0? */ - (n & 0xc0) != 0x80 && /* variant 1? */ - (n & 0xe0) != 0xc0) { /* variant 2? */ - if (status != NULL) - *status = uuid_s_bad_version; - } else { - if (status != NULL) - *status = uuid_s_ok; - } -} |