int extractToMemory(std::vector<unsigned char>& outvec, ZipEntry& info)
{
size_t err = UNZ_ERRNO;
err = unzOpenCurrentFilePassword(m_zf, m_outer.m_password.c_str());
if (UNZ_OK != err)
{
std::stringstream str;
str << "Error " << err << " opening internal file '"
<< info.name << "' in zip";
throw EXCEPTION_CLASS(str.str().c_str());
}
std::vector<unsigned char> buffer;
buffer.resize(WRITEBUFFERSIZE);
outvec.reserve((size_t)info.uncompressedSize);
do
{
err = unzReadCurrentFile(m_zf, buffer.data(), (unsigned int)buffer.size());
if (err < 0 || err == 0)
break;
outvec.insert(outvec.end(), buffer.data(), buffer.data() + err);
} while (err > 0);
return (int)err;
}
int extractToStream(std::ostream& stream, ZipEntry& info)
{
size_t err = UNZ_ERRNO;
err = unzOpenCurrentFilePassword(m_zf, m_outer.m_password.c_str());
if (UNZ_OK != err)
{
std::stringstream str;
str << "Error " << err << " opening internal file '"
<< info.name << "' in zip";
throw EXCEPTION_CLASS(str.str().c_str());
}
std::vector<char> buffer;
buffer.resize(WRITEBUFFERSIZE);
do
{
err = unzReadCurrentFile(m_zf, buffer.data(), (unsigned int)buffer.size());
if (err < 0 || err == 0)
break;
stream.write(buffer.data(), err);
if (!stream.good())
{
err = UNZ_ERRNO;
break;
}
} while (err > 0);
stream.flush();
return (int)err;
}
#else
#define DEBUG_LOG(str, ...) fprintf(stderr, str, ## __VA_ARGS__)
#endif
#ifndef __has_builtin
#define __has_builtin(x) 0
#endif
#if !__has_builtin(__builtin_unreachable)
#define __builtin_unreachable abort
#endif
/**
* Class of exceptions to distinguish between this and other exception types.
*/
static const uint64_t objc_exception_class = EXCEPTION_CLASS('G','N','U','C','O','B','J','C');
static const uint64_t cxx_exception_class = EXCEPTION_CLASS('G','N','U','C','C','+','+','\0');
/**
* Structure used as a header on thrown exceptions.
*/
struct objc_exception
{
/** The selector value to be returned when installing the catch handler.
* Used at the call site to determine which catch() block should execute.
* This is found in phase 1 of unwinding then installed in phase 2.*/
int handlerSwitchValue;
/** The cached landing pad for the catch handler.*/
void *landingPad;
/**
* Next pointer for chained exceptions.
