File indexing completed on 2024-05-12 04:06:03

 /*
     SPDX-FileCopyrightText: 2019 Alexander Potashev <aspotashev@gmail.com>
 
     SPDX-License-Identifier: LGPL-2.0-only
 */
 
 #include "virtualfileqt-openal.h"
 
 VirtualFileQt::VirtualFileQt(const QString &path)
     : m_file(path)
 {
 }
 
 bool VirtualFileQt::open()
 {
     return m_file.open(QIODevice::ReadOnly);
 }
 
 int64_t VirtualFileQt::getFileLen() const
 {
     return static_cast<int64_t>(m_file.size());
 }
 
 int64_t VirtualFileQt::seek(int64_t offset, int whence)
 {
     switch (whence) {
     case SEEK_SET:
         return m_file.seek(static_cast<quint64>(offset)) ? m_file.pos() : -1;
     case SEEK_CUR:
         return m_file.seek(m_file.pos() + static_cast<quint64>(offset)) ? m_file.pos() : -1;
     case SEEK_END:
         return m_file.seek(m_file.size() + static_cast<quint64>(offset)) ? m_file.pos() : -1;
     default:
         return -1;
     }
 }
 
 int64_t VirtualFileQt::read(void *ptr, int64_t count)
 {
     return static_cast<int64_t>(m_file.read(static_cast<char *>(ptr), static_cast<qint64>(count)));
 }
 
 int64_t VirtualFileQt::write(const void *, int64_t)
 {
     // Writing is not supported.
     return 0;
 }
 
 int64_t VirtualFileQt::tell()
 {
     return static_cast<int64_t>(m_file.pos());
 }
 
 sf_count_t sf_get_filelen(void *user_data)
 {
     return static_cast<sf_count_t>(VirtualFileQt::get(user_data)->getFileLen());
 }
 
 sf_count_t sf_seek(sf_count_t offset, int whence, void *user_data)
 {
     return static_cast<sf_count_t>(VirtualFileQt::get(user_data)->seek(static_cast<int64_t>(offset), whence));
 }
 
 sf_count_t sf_read(void *ptr, sf_count_t count, void *user_data)
 {
     return static_cast<sf_count_t>(VirtualFileQt::get(user_data)->read(ptr, static_cast<int64_t>(count)));
 }
 
 sf_count_t sf_write(const void *ptr, sf_count_t count, void *user_data)
 {
     return static_cast<sf_count_t>(VirtualFileQt::get(user_data)->write(ptr, static_cast<int64_t>(count)));
 }
 
 sf_count_t sf_tell(void *user_data)
 {
     return static_cast<sf_count_t>(VirtualFileQt::get(user_data)->tell());
 }
 
 SF_VIRTUAL_IO sfVirtualIO = {
     sf_get_filelen,
     sf_seek,
     sf_read,
     sf_write,
     sf_tell,
 };
 
 SF_VIRTUAL_IO &VirtualFileQt::getSndfileVirtualIO()
 {
     return sfVirtualIO;
 }
 
 VirtualFileQt *VirtualFileQt::get(void *user_data)
 {
     return static_cast<VirtualFileQt *>(user_data);
 }