void CRC32_InitChecksum(unsigned long &crcvalue)
GLsizei GLsizei GLenum GLenum const GLvoid * data
unsigned long CRC32_BlockChecksum(const void *data, int length)
void CRC32_UpdateChecksum(unsigned long &crcvalue, const void *data, int length)
GLsizei const GLcharARB const GLint * length
void CRC32_FinishChecksum(unsigned long &crcvalue)