FlapJackApps/libdivecomputer
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Locate the header marker correctly in a longer sequence of zero bytes.

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If the first few bytes of the timestamp are equal to zero, they were
incorrectly identified as part of the header marker. The correct header
marker is located a the start of this zero byte sequence, not the end.
This commit is contained in:
Jef Driesen 2010-04-26 08:09:22 +00:00
parent 5dcfe111de
commit 76db1e6f44
1 changed files with 5 additions and 0 deletions
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5
src/reefnet_sensusultra.c
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@ -655,6 +655,11 @@ reefnet_sensusultra_parse (reefnet_sensusultra_device_t *device,
// Move the pointer to the begin of the header.
current -= sizeof (header);
// If there is a sequence of more than 4 zero bytes present, the header
// marker is located at the start of this sequence, not the end.
while (current > data && current[-1] == 0x00)
current--;
// Once a header marker is found, start searching
// for the corresponding footer marker. The search is
// now limited to the start of the previous dive.