1 | /* |
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2 | * Internal routine for packing UUID's |
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3 | * |
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4 | * Copyright (C) 1996, 1997 Theodore Ts'o. |
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5 | * |
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6 | * %Begin-Header% |
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7 | * Redistribution and use in source and binary forms, with or without |
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8 | * modification, are permitted provided that the following conditions |
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9 | * are met: |
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10 | * 1. Redistributions of source code must retain the above copyright |
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11 | * notice, and the entire permission notice in its entirety, |
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12 | * including the disclaimer of warranties. |
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13 | * 2. Redistributions in binary form must reproduce the above copyright |
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14 | * notice, this list of conditions and the following disclaimer in the |
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15 | * documentation and/or other materials provided with the distribution. |
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16 | * 3. The name of the author may not be used to endorse or promote |
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17 | * products derived from this software without specific prior |
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18 | * written permission. |
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19 | * |
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20 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED |
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21 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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22 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF |
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23 | * WHICH ARE HEREBY DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE |
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24 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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25 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT |
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26 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
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27 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
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28 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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29 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE |
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30 | * USE OF THIS SOFTWARE, EVEN IF NOT ADVISED OF THE POSSIBILITY OF SUCH |
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31 | * DAMAGE. |
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32 | * %End-Header% |
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33 | */ |
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34 | |
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35 | #ifdef HAVE_CONFIG_H |
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36 | #include "config.h" |
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37 | #endif |
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38 | |
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39 | #include <string.h> |
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40 | #include "uuidP.h" |
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41 | |
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42 | void uuid_pack(const struct uuid *uu, uuid_t ptr) |
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43 | { |
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44 | uint32_t tmp; |
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45 | unsigned char *out = ptr; |
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46 | |
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47 | tmp = uu->time_low; |
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48 | out[3] = (unsigned char) tmp; |
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49 | tmp >>= 8; |
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50 | out[2] = (unsigned char) tmp; |
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51 | tmp >>= 8; |
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52 | out[1] = (unsigned char) tmp; |
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53 | tmp >>= 8; |
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54 | out[0] = (unsigned char) tmp; |
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55 | |
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56 | tmp = uu->time_mid; |
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57 | out[5] = (unsigned char) tmp; |
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58 | tmp >>= 8; |
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59 | out[4] = (unsigned char) tmp; |
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60 | |
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61 | tmp = uu->time_hi_and_version; |
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62 | out[7] = (unsigned char) tmp; |
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63 | tmp >>= 8; |
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64 | out[6] = (unsigned char) tmp; |
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65 | |
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66 | tmp = uu->clock_seq; |
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67 | out[9] = (unsigned char) tmp; |
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68 | tmp >>= 8; |
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69 | out[8] = (unsigned char) tmp; |
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70 | |
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71 | memcpy(out+10, uu->node, 6); |
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72 | } |
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73 | |
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