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Specify lenght of output array explicitly

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This commit is contained in:
Patrick Siegl
2019-03-24 22:06:11 +01:00
parent 03e4f0848c
commit aca57dcf65
2 changed files with 5 additions and 5 deletions
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6
software/libinfnoise.c
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@@ -87,10 +87,10 @@ void prepareOutputBuffer() {
// changes, not both, so alternate reading bits from them. We get 1 INM bit of output
// per byte read. Feed bits from the INM to the health checker. Return the expected
// bits of entropy.
uint32_t extractBytes(uint8_t *bytes, uint8_t *inBuf, char **message, bool *errorFlag) {
uint32_t extractBytes(uint8_t *bytes, uint32_t length, uint8_t *inBuf, char **message, bool *errorFlag) {
inmClearEntropyLevel();
uint32_t i;
for (i = 0u; i < BUFLEN / 8u; i++) {
for (i = 0u; i < length; i++) {
uint32_t j;
uint8_t byte = 0u;
for (j = 0u; j < 8u; j++) {
@@ -363,7 +363,7 @@ uint32_t readData(struct infnoise_context *context, uint8_t *result, bool raw, u
if (us <= MAX_MICROSEC_FOR_SAMPLES) {
uint8_t bytes[BUFLEN / 8u];
context->entropyThisTime = extractBytes(bytes, inBuf, &context->message, &context->errorFlag);
context->entropyThisTime = extractBytes(bytes, sizeof(bytes), inBuf, &context->message, &context->errorFlag);
if (context->errorFlag) {
// todo: message?
return 0;