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Fix the P25 PDU transmit length.

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This commit is contained in:
Jonathan Naylor
2018-01-17 07:59:40 +00:00
parent 082c2e1b1f
commit 2ffd831c98
3 changed files with 36 additions and 7 deletions
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27
P25Utils.cpp
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@@ -87,6 +87,33 @@ unsigned int CP25Utils::encode(const unsigned char* in, unsigned char* out, unsi
return n;
}
unsigned int CP25Utils::encode(const unsigned char* in, unsigned char* out, unsigned int length)
{
assert(in != NULL);
assert(out != NULL);
// Move the SSx positions to the range needed
unsigned int ss0Pos = P25_SS0_START;
unsigned int ss1Pos = P25_SS1_START;
unsigned int n = 0U;
unsigned int pos = 0U;
while (n < length) {
if (pos == ss0Pos) {
ss0Pos += P25_SS_INCREMENT;
} else if (pos == ss1Pos) {
ss1Pos += P25_SS_INCREMENT;
} else {
bool b = READ_BIT(in, n);
WRITE_BIT(out, pos, b);
n++;
}
pos++;
}
return pos;
}
unsigned int CP25Utils::compare(const unsigned char* data1, const unsigned char* data2, unsigned int length)
{
assert(data1 != NULL);