annotate ffstools/tiffs-rd/struct.h @ 407:19e5a3e2f9c0

fcup-settime: moved time() retrieval a little closer to the output A fundamental problem with all simple time transfer tools is that there is always some delay between the time retrieval on the source system and that transmitted time being set on the destination, and the resulting time on the destination system is off by that delay amount. This delay cannot be fully eliminated when working in a simple environment like ours, but we should make our best effort to minimize it. In the present case, moving the atinterf_init() call before the time() retrieval should make a teensy-tiny improvement.
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 11 Aug 2018 21:52:17 +0000
parents e7502631a0f9
children
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Mychaela Falconia <falcon@freecalypso.org>
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1 /* actual TIFFS on-media structure */
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2 struct inode_flash {
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3 u16 len;
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4 u8 reserved1;
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5 u8 type;
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6 u16 descend;
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7 u16 sibling;
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8 u32 dataptr;
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9 u16 sequence;
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10 u16 updates;
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11 };
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12
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13 struct journal_entry {
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14 u8 status;
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15 u8 objtype;
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16 u16 this_ino;
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17 u16 link_ptr;
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18 u16 replacee;
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19 u32 location;
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20 u16 size;
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21 u16 repli; /* ??? */
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22 };
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23
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24 /* our own distilled info struct */
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25 struct inode_info {
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26 int ino;
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27 /* info from the inode record */
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28 int type;
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29 int descend;
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30 int sibling;
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31 u16 len;
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32 u32 rawloc;
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33 u32 offset;
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34 u8 *dataptr;
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35 /* filled by treewalk */
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36 int nparents;
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37 int parent;
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38 /* filled by misc */
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39 u8 *byte_after_name;
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40 };
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41
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42 /* chunk location and size info */
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43 struct chunkinfo {
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44 u8 *start;
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45 u8 *end;
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46 size_t len;
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47 };