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authorlloyd <[email protected]>2010-10-13 02:45:00 +0000
committerlloyd <[email protected]>2010-10-13 02:45:00 +0000
commit63121e1e169616f724bf79b8aac1a2b4423c8904 (patch)
tree2375d5b5daaad8990b2cee951d137f2e7638e79b /src/mac/cmac/cmac.cpp
parent879d062c2b93e32362e338d1c6f9b1eda0f88493 (diff)
Use output_length() instead of OUTPUT_LENGTH pseudo-property
Diffstat (limited to 'src/mac/cmac/cmac.cpp')
-rw-r--r--src/mac/cmac/cmac.cpp32
1 files changed, 16 insertions, 16 deletions
diff --git a/src/mac/cmac/cmac.cpp b/src/mac/cmac/cmac.cpp
index 05f487ad1..a4a9394ae 100644
--- a/src/mac/cmac/cmac.cpp
+++ b/src/mac/cmac/cmac.cpp
@@ -40,18 +40,18 @@ SecureVector<byte> CMAC::poly_double(const MemoryRegion<byte>& in,
void CMAC::add_data(const byte input[], size_t length)
{
buffer.copy(position, input, length);
- if(position + length > OUTPUT_LENGTH)
+ if(position + length > output_length())
{
- xor_buf(state, buffer, OUTPUT_LENGTH);
+ xor_buf(state, buffer, output_length());
e->encrypt(state);
- input += (OUTPUT_LENGTH - position);
- length -= (OUTPUT_LENGTH - position);
- while(length > OUTPUT_LENGTH)
+ input += (output_length() - position);
+ length -= (output_length() - position);
+ while(length > output_length())
{
- xor_buf(state, input, OUTPUT_LENGTH);
+ xor_buf(state, input, output_length());
e->encrypt(state);
- input += OUTPUT_LENGTH;
- length -= OUTPUT_LENGTH;
+ input += output_length();
+ length -= output_length();
}
buffer.copy(input, length);
position = 0;
@@ -66,19 +66,19 @@ void CMAC::final_result(byte mac[])
{
xor_buf(state, buffer, position);
- if(position == OUTPUT_LENGTH)
+ if(position == output_length())
{
- xor_buf(state, B, OUTPUT_LENGTH);
+ xor_buf(state, B, output_length());
}
else
{
state[position] ^= 0x80;
- xor_buf(state, P, OUTPUT_LENGTH);
+ xor_buf(state, P, output_length());
}
e->encrypt(state);
- for(size_t i = 0; i != OUTPUT_LENGTH; ++i)
+ for(size_t i = 0; i != output_length(); ++i)
mac[i] = state[i];
zeroise(state);
@@ -144,10 +144,10 @@ CMAC::CMAC(BlockCipher* e_in) :
else
throw Invalid_Argument("CMAC cannot use the cipher " + e->name());
- state.resize(OUTPUT_LENGTH);
- buffer.resize(OUTPUT_LENGTH);
- B.resize(OUTPUT_LENGTH);
- P.resize(OUTPUT_LENGTH);
+ state.resize(output_length());
+ buffer.resize(output_length());
+ B.resize(output_length());
+ P.resize(output_length());
position = 0;
}