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Require platform TRNG to provide requested output length or error. (#1650)

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This commit is contained in:
Jonathan Hui
2017-04-25 09:22:53 -07:00
committed by GitHub
parent adbef3b820
commit 115b52e6c4
10 changed files with 56 additions and 69 deletions
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tests/unit/test_platform.cpp
+3 -5
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@@ -338,19 +338,17 @@ extern "C" {
#endif
}
ThreadError otPlatRandomSecureGet(uint16_t aInputLength, uint8_t *aOutput, uint16_t *aOutputLength)
ThreadError otPlatRandomGetTrue(uint8_t *aOutput, uint16_t aOutputLength)
{
ThreadError error = kThreadError_None;
VerifyOrExit(aOutput && aOutputLength, error = kThreadError_InvalidArgs);
VerifyOrExit(aOutput, error = kThreadError_InvalidArgs);
for (uint16_t length = 0; length < aInputLength; length++)
for (uint16_t length = 0; length < aOutputLength; length++)
{
aOutput[length] = (uint8_t)otPlatRandomGet();
}
*aOutputLength = aInputLength;
exit:
return error;
}