/* vi: set sw=4 ts=4: */ /* * unparse.c -- convert a UUID to string * * 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 <stdio.h> #include "uuidP.h" static const char *fmt_lower = "%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x"; static const char *fmt_upper = "%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X"; #ifdef UUID_UNPARSE_DEFAULT_UPPER #define FMT_DEFAULT fmt_upper #else #define FMT_DEFAULT fmt_lower #endif static void uuid_unparse_x(const uuid_t uu, char *out, const char *fmt) { struct uuid uuid; uuid_unpack(uu, &uuid); sprintf(out, fmt, uuid.time_low, uuid.time_mid, uuid.time_hi_and_version, uuid.clock_seq >> 8, uuid.clock_seq & 0xFF, uuid.node[0], uuid.node[1], uuid.node[2], uuid.node[3], uuid.node[4], uuid.node[5]); } void uuid_unparse_lower(const uuid_t uu, char *out) { uuid_unparse_x(uu, out, fmt_lower); } void uuid_unparse_upper(const uuid_t uu, char *out) { uuid_unparse_x(uu, out, fmt_upper); } void uuid_unparse(const uuid_t uu, char *out) { uuid_unparse_x(uu, out, FMT_DEFAULT); }