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authorlloyd <[email protected]>2010-10-12 20:00:20 +0000
committerlloyd <[email protected]>2010-10-12 20:00:20 +0000
commit9abeb56f7d355b8ff86cbb465ba1e0a08257ec12 (patch)
tree034f8a50d241c996e6ea1889e68a8650085bf2ff /src/pk_pad/emsa1
parent39306575081f043d1c79ade43797d3595fd5aeec (diff)
Use size_t instead of u32bit in pk_pad
Diffstat (limited to 'src/pk_pad/emsa1')
-rw-r--r--src/pk_pad/emsa1/emsa1.cpp20
-rw-r--r--src/pk_pad/emsa1/emsa1.h6
2 files changed, 13 insertions, 13 deletions
diff --git a/src/pk_pad/emsa1/emsa1.cpp b/src/pk_pad/emsa1/emsa1.cpp
index 0ae7e8d2d..691f4b7e7 100644
--- a/src/pk_pad/emsa1/emsa1.cpp
+++ b/src/pk_pad/emsa1/emsa1.cpp
@@ -12,23 +12,23 @@ namespace Botan {
namespace {
SecureVector<byte> emsa1_encoding(const MemoryRegion<byte>& msg,
- u32bit output_bits)
+ size_t output_bits)
{
if(8*msg.size() <= output_bits)
return msg;
- u32bit shift = 8*msg.size() - output_bits;
+ size_t shift = 8*msg.size() - output_bits;
- u32bit byte_shift = shift / 8, bit_shift = shift % 8;
+ size_t byte_shift = shift / 8, bit_shift = shift % 8;
SecureVector<byte> digest(msg.size() - byte_shift);
- for(u32bit j = 0; j != msg.size() - byte_shift; ++j)
+ for(size_t j = 0; j != msg.size() - byte_shift; ++j)
digest[j] = msg[j];
if(bit_shift)
{
byte carry = 0;
- for(u32bit j = 0; j != digest.size(); ++j)
+ for(size_t j = 0; j != digest.size(); ++j)
{
byte temp = digest[j];
digest[j] = (temp >> bit_shift) | carry;
@@ -43,7 +43,7 @@ SecureVector<byte> emsa1_encoding(const MemoryRegion<byte>& msg,
/*
* EMSA1 Update Operation
*/
-void EMSA1::update(const byte input[], u32bit length)
+void EMSA1::update(const byte input[], size_t length)
{
hash->update(input, length);
}
@@ -60,7 +60,7 @@ SecureVector<byte> EMSA1::raw_data()
* EMSA1 Encode Operation
*/
SecureVector<byte> EMSA1::encoding_of(const MemoryRegion<byte>& msg,
- u32bit output_bits,
+ size_t output_bits,
RandomNumberGenerator&)
{
if(msg.size() != hash->OUTPUT_LENGTH)
@@ -72,7 +72,7 @@ SecureVector<byte> EMSA1::encoding_of(const MemoryRegion<byte>& msg,
* EMSA1 Decode/Verify Operation
*/
bool EMSA1::verify(const MemoryRegion<byte>& coded,
- const MemoryRegion<byte>& raw, u32bit key_bits)
+ const MemoryRegion<byte>& raw, size_t key_bits)
{
try {
if(raw.size() != hash->OUTPUT_LENGTH)
@@ -84,13 +84,13 @@ bool EMSA1::verify(const MemoryRegion<byte>& coded,
if(our_coding[0] != 0) return false;
if(our_coding.size() <= coded.size()) return false;
- u32bit offset = 0;
+ size_t offset = 0;
while(our_coding[offset] == 0 && offset < our_coding.size())
++offset;
if(our_coding.size() - offset != coded.size())
return false;
- for(u32bit j = 0; j != coded.size(); ++j)
+ for(size_t j = 0; j != coded.size(); ++j)
if(coded[j] != our_coding[j+offset])
return false;
diff --git a/src/pk_pad/emsa1/emsa1.h b/src/pk_pad/emsa1/emsa1.h
index 50fda5273..120cb0cd3 100644
--- a/src/pk_pad/emsa1/emsa1.h
+++ b/src/pk_pad/emsa1/emsa1.h
@@ -31,14 +31,14 @@ class BOTAN_DLL EMSA1 : public EMSA
*/
const HashFunction* hash_ptr() const { return hash; }
private:
- void update(const byte[], u32bit);
+ void update(const byte[], size_t);
SecureVector<byte> raw_data();
- SecureVector<byte> encoding_of(const MemoryRegion<byte>&, u32bit,
+ SecureVector<byte> encoding_of(const MemoryRegion<byte>&, size_t,
RandomNumberGenerator& rng);
bool verify(const MemoryRegion<byte>&, const MemoryRegion<byte>&,
- u32bit);
+ size_t);
HashFunction* hash;
};