summaryrefslogtreecommitdiffstats
path: root/CAN-binder/libs/bitfield-c/src/canutil/write.c
diff options
context:
space:
mode:
authorRomain Forlot <romain.forlot@iot.bzh>2017-06-20 10:24:05 +0000
committerRomain Forlot <romain.forlot@iot.bzh>2017-06-20 10:24:05 +0000
commit32e25cbca210a359b09768537b6f443fe90a3070 (patch)
tree3309794c15d8a8f8e9c1c08cad072ee1378813ba /CAN-binder/libs/bitfield-c/src/canutil/write.c
parent76c43dec62b2e21cd6446360c00d4fe6b437533f (diff)
Separation Generator to a dedicated repo
Change-Id: Id94831651c3266861435272a6e36c7884bef2c45 Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>
Diffstat (limited to 'CAN-binder/libs/bitfield-c/src/canutil/write.c')
-rw-r--r--CAN-binder/libs/bitfield-c/src/canutil/write.c48
1 files changed, 0 insertions, 48 deletions
diff --git a/CAN-binder/libs/bitfield-c/src/canutil/write.c b/CAN-binder/libs/bitfield-c/src/canutil/write.c
deleted file mode 100644
index 7f3a3e0..0000000
--- a/CAN-binder/libs/bitfield-c/src/canutil/write.c
+++ /dev/null
@@ -1,48 +0,0 @@
-#include <canutil/write.h>
-#include <bitfield/bitfield.h>
-#include <bitfield/8byte.h>
-
-uint64_t float_to_fixed_point(const float value, const float factor,
- const float offset) {
- float raw = (value - offset) / factor;
- if(raw > 0) {
- // round up to avoid losing precision when we cast to an int
- // TODO do we need a way to encode an int back to a signal without any
- // rounding?
- raw += 0.5;
- }
- return (uint64_t)raw;
-}
-
-uint64_t eightbyte_encode_float(float value, uint8_t bit_offset, uint8_t bit_size,
- float factor, float offset) {
- uint64_t result = 0;
- if(!eightbyte_set_bitfield(float_to_fixed_point(value, factor, offset),
- bit_offset, bit_size, &result)) {
- // debug("%f will not fit in a %d bit field", value, bit_size);
- }
- return result;
-}
-
-uint64_t eightbyte_encode_bool(const bool value, const uint8_t bit_offset,
- const uint8_t bit_size) {
- return eightbyte_encode_float(value, bit_offset, bit_size, 1.0, 0);
-}
-
-bool bitfield_encode_float(const float value, const uint8_t bit_offset,
- const uint8_t bit_size, const float factor, const float offset,
- uint8_t destination[], const uint8_t destination_length) {
- if(!set_bitfield(float_to_fixed_point(value, factor, offset), bit_offset,
- bit_size, destination, destination_length)) {
- // debug("%f will not fit in a %d bit field", value, bit_size);
- return false;
- }
- return true;
-}
-
-bool bitfield_encode_bool(const bool value, const uint8_t bit_offset,
- const uint8_t bit_size, uint8_t destination[],
- const uint16_t destination_length) {
- return bitfield_encode_float(value, bit_offset, bit_size, 1.0, 0,
- destination, destination_length);
-}