projects / apple / libc.git / blame
| Commit | Line | Data |
|---|---|---|
| 59e0d9fe A |
1 | /* |
| 2 | * parse.c --- UUID parsing | |
| 3 | * | |
| 4 | * Copyright (C) 1996, 1997 Theodore Ts'o. | |
| 5 | * | |
| 6 | * %Begin-Header% | |
| 7 | * Redistribution and use in source and binary forms, with or without | |
| 8 | * modification, are permitted provided that the following conditions | |
| 9 | * are met: | |
| 10 | * 1. Redistributions of source code must retain the above copyright | |
| 11 | * notice, and the entire permission notice in its entirety, | |
| 12 | * including the disclaimer of warranties. | |
| 13 | * 2. Redistributions in binary form must reproduce the above copyright | |
| 14 | * notice, this list of conditions and the following disclaimer in the | |
| 15 | * documentation and/or other materials provided with the distribution. | |
| 16 | * 3. The name of the author may not be used to endorse or promote | |
| 17 | * products derived from this software without specific prior | |
| 18 | * written permission. | |
| 19 | * | |
| 20 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED | |
| 21 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | |
| 22 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF | |
| 23 | * WHICH ARE HEREBY DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE | |
| 24 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| 25 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT | |
| 26 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR | |
| 27 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | |
| 28 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 29 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE | |
| 30 | * USE OF THIS SOFTWARE, EVEN IF NOT ADVISED OF THE POSSIBILITY OF SUCH | |
| 31 | * DAMAGE. | |
| 32 | * %End-Header% | |
| 33 | */ | |
| 34 | ||
| 35 | #include <stdlib.h> | |
| 36 | #include <stdio.h> | |
| 37 | #include <ctype.h> | |
| 38 | #include <string.h> | |
| 39 | ||
| 40 | #include "uuidP.h" | |
| 41 | ||
| 42 | int uuid_parse(const char *in, uuid_t uu) | |
| 43 | { | |
| 44 | struct uuid uuid; | |
| 45 | int i; | |
| 46 | const char *cp; | |
| 47 | char buf[3]; | |
| 48 | ||
| 49 | if (strlen(in) != 36) | |
| 50 | return -1; | |
| 51 | for (i=0, cp = in; i <= 36; i++,cp++) { | |
| 52 | if ((i == 8) || (i == 13) || (i == 18) || | |
| 53 | (i == 23)) { | |
| 54 | if (*cp == '-') | |
| 55 | continue; | |
| 56 | else | |
| 57 | return -1; | |
| 58 | } | |
| 59 | if (i== 36) | |
| 60 | if (*cp == 0) | |
| 61 | continue; | |
| 62 | if (!isxdigit(*cp)) | |
| 63 | return -1; | |
| 64 | } | |
| 65 | uuid.time_low = strtoul(in, NULL, 16); | |
| 66 | uuid.time_mid = strtoul(in+9, NULL, 16); | |
| 67 | uuid.time_hi_and_version = strtoul(in+14, NULL, 16); | |
| 68 | uuid.clock_seq = strtoul(in+19, NULL, 16); | |
| 69 | cp = in+24; | |
| 70 | buf[2] = 0; | |
| 71 | for (i=0; i < 6; i++) { | |
| 72 | buf[0] = *cp++; | |
| 73 | buf[1] = *cp++; | |
| 74 | uuid.node[i] = strtoul(buf, NULL, 16); | |
| 75 | } | |
| 76 | ||
| 77 | uuid_pack(&uuid, uu); | |
| 78 | return 0; | |
| 79 | } |