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Make sur we always return even length

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This commit is contained in:
Geoffrey Merck
2020-05-14 22:01:38 +02:00
parent c413c3a855
commit 2165b38379
1 changed files with 5 additions and 0 deletions
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5
FMNetwork.cpp
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@@ -107,6 +107,7 @@ unsigned int CFMNetwork::read(unsigned char* data, unsigned int space)
{ {
assert(data != NULL); assert(data != NULL);
unsigned int bytes = m_buffer.dataSize(); unsigned int bytes = m_buffer.dataSize();
if (bytes == 0U) if (bytes == 0U)
return 0U; return 0U;
@@ -114,6 +115,10 @@ unsigned int CFMNetwork::read(unsigned char* data, unsigned int space)
if (bytes < space) if (bytes < space)
space = bytes; space = bytes;
//we store usignedshorts, therefore ensure we always return and even number of data
if(space > 0 && space % 2 != 0)
space--;//round down to multiple of 2
m_buffer.getData(data, space); m_buffer.getData(data, space);
return space; return space;