hasher_md5.cpp

Go to the documentation of this file.

#include "foobar2000.h"

GUID hasher_md5::guid_from_result(const hasher_md5_result & param)
{
    assert(sizeof(GUID) == sizeof(hasher_md5_result));
    GUID temp = * reinterpret_cast<const GUID*>(&param);
    byte_order::order_le_to_native_t(temp);
    return temp;
}

hasher_md5_result hasher_md5::process_single(const void * p_buffer,t_size p_bytes)
{
    hasher_md5_state state;
    initialize(state);
    process(state,p_buffer,p_bytes);
    return get_result(state);
}

GUID hasher_md5::process_single_guid(const void * p_buffer,t_size p_bytes)
{
    return guid_from_result(process_single(p_buffer,p_bytes));
}

t_uint64 hasher_md5_result::xorHalve() const {
#if PFC_BYTE_ORDER_IS_BIG_ENDIAN
    t_uint64 ret = 0;
    for(int walk = 0; walk < 8; ++walk) {
        ret |= (t_uint64)((t_uint8)m_data[walk] ^ (t_uint8)m_data[walk+8]) << (walk * 8);
    }
    return ret;
#else
    const t_uint64 * v = reinterpret_cast<const t_uint64*>(&m_data);
    return v[0] ^ v[1];
#endif
}