int HttpConnection::read(core::data& da)
{
if (da.length())
return 0;
use<mg_connection> cnt = connection;
return mg_read(cnt, da.bytes(), da.length());
}
void Bio::set(core::data const& da)
{
clear();
bio = BIO_new(BIO_s_mem());
BIO_write(bio, da.bytes(), da.length());
}
bool Bdb::get(core::data const& key, core::data& data)
{
void* rda = NULL;
uint rsz = 0;
if (!this->get((void*)key.bytes(), key.length(), &rda, &rsz))
return false;
data = core::data((byte*)rda, rsz);
data.set_release(true);
return true;
}
NNT_BEGIN_HEADER_C
# include <openssl/md5.h>
NNT_END_HEADER_C
NNT_BEGIN_CXX
core::string md5::digest(const core::data &data)
{
core::data re(MD5_DIGEST_LENGTH);
MD5(data.bytes(), data.length(), core::pointer(re));
return core::present_cast<core::string>(re);
}
bool SocketStream::read_all(core::data& da, core::Timeout const& tm)
{
uint framelen = da.length();
if (read(da, tm))
{
uint lst_reader = da.length();
if (framelen == lst_reader)
{
core::data tmp(framelen);
while (framelen == lst_reader)
{
tmp.set_length(framelen);
if (read(tmp, tm))
{
da.append(tmp);
}
else
{
trace_msg("failed to read next fragment data.");
return false;
}
lst_reader = tmp.length();
}
}
complete();
return true;
}
return false;
}
bool PlayBuffer::read(core::data &da)
{
# ifdef NNT_MACH
AudioBufferList buf;
buf.mNumberBuffers = 1;
buf.mBuffers[0].mDataByteSize = da.length();
buf.mBuffers[0].mNumberChannels = d_ptr->ofmt.mChannelsPerFrame;
buf.mBuffers[0].mData = da.bytes();
UInt32 frames = da.length() / d_ptr->ofmt.mBytesPerFrame;
OSStatus sta = ExtAudioFileRead(d_ptr->extstm,
&frames,
&buf);
usize readed = frames * d_ptr->ofmt.mBytesPerFrame;
da.set_length(readed);
return sta == 0;
# endif
return false;
}
int HttpConnection::write(core::data const& da)
{
use<mg_connection> cnt = connection;
return mg_write(cnt, da.bytes(), da.length());
}
core::data md5::hex(core::data const& da)
{
core::data re(MD5_DIGEST_LENGTH);
MD5(da.bytes(), da.length(), core::pointer(re));
return re;
}
bool Bdb::del(const core::data &key)
{
return this->del((void*)key.bytes(), key.length());
}
bool Bdb::over(core::data const& data, core::data const& key)
{
return this->over((void*)data.bytes(), data.length(), (void*)key.bytes(), key.length());
}