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logging of live data structs was: data points #3614 

support for null fragments
This commit is contained in:
rusefillc 2022-04-13 18:22:40 -04:00
parent 0b1dedcbdb
commit cd080b159f
2 changed files with 13 additions and 1 deletions
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7
firmware/console/binary/FragmentEntry.cpp
View File

@ -24,7 +24,12 @@ void copyRange(uint8_t *destination, FragmentEntry *fragments, size_t dataOffset
while (dataLength > 0) {
int copyNowSize = minI(dataLength, fragments[fragmentIndex].size - dataOffset);
memcpy(destination + destinationIndex, fragments[fragmentIndex].data + dataOffset, copyNowSize);
const uint8_t *fromBase = fragments[fragmentIndex].data;
if (fromBase == nullptr) {
memset(destination + destinationIndex, 0, copyNowSize);
} else {
memcpy(destination + destinationIndex, fromBase + dataOffset, copyNowSize);
}
destinationIndex += copyNowSize;
dataOffset = 0;
dataLength -= copyNowSize;

7
unit_tests/tests/test_scattered_outputs.cpp
View File

@ -7,6 +7,7 @@ static uint8_t buffer5[] = {11, 12, 13, 14, 15};
static FragmentEntry fragments[] = {
FragmentEntry(buffer10, sizeof(buffer10)),
FragmentEntry(buffer5, sizeof(buffer5)),
FragmentEntry(nullptr, sizeof(5)),
};
TEST(outputs, fragments) {
@ -22,4 +23,10 @@ TEST(outputs, fragments) {
copyRange(buffer, fragments, 12, 3);
EXPECT_TRUE( 0 == std::memcmp(buffer, expected, sizeof(expected)));
}
{
uint8_t expected[] = {15, 0, 0};
copyRange(buffer, fragments, 14, 3);
EXPECT_TRUE( 0 == std::memcmp(buffer, expected, sizeof(expected)));
}
}