FreeCalypso > hg > freecalypso-tools
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 |
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| rev | line source |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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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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Mychaela Falconia <falcon@freecalypso.org>
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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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Mychaela Falconia <falcon@freecalypso.org>
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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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parents:
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25 struct inode_info { |
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Mychaela Falconia <falcon@freecalypso.org>
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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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Mychaela Falconia <falcon@freecalypso.org>
parents:
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30 int sibling; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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31 u16 len; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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32 u32 rawloc; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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33 u32 offset; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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34 u8 *dataptr; |
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Mychaela Falconia <falcon@freecalypso.org>
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35 /* filled by treewalk */ |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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36 int nparents; |
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37 int parent; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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38 /* filled by misc */ |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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39 u8 *byte_after_name; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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40 }; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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41 |
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42 /* chunk location and size info */ |
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parents:
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43 struct chunkinfo { |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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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 }; |
