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suppressed logging of invalid values in 1wire protocol

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This commit is contained in:
Steffen Vogel 2011-08-05 01:27:45 +02:00
parent 91145f4c83
commit 3490213877
1 changed files with 14 additions and 11 deletions
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25
misc/controller/vzlogger/src/protocols/1wire.c
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@ -56,16 +56,19 @@ reading_t onewire_get(void *handle) {
reading_t rd;
char buffer[16];
int bytes;
rewind((FILE *) handle);
bytes = fread(buffer, 1, 16, (FILE *) handle);
if (bytes) {
print(4, "Read from sensor file: %s", NULL, buffer);
rd.value = strtof(buffer, NULL);
gettimeofday(&rd.tv, NULL);
}
do {
rewind((FILE *) handle);
bytes = fread(buffer, 1, 16, (FILE *) handle);
if (bytes) {
print(4, "Read from sensor file: %s", NULL, buffer);
rd.value = strtof(buffer, NULL);
gettimeofday(&rd.tv, NULL);
}
} while (rd.value == 85) { /* skip invalid readings */
return rd;
}