intfstream_t *intfstream_open_memory(void *data,
unsigned mode, unsigned hints, uint64_t size)
{
intfstream_info_t info;
intfstream_t *fd = NULL;
info.type = INTFSTREAM_MEMORY;
info.memory.buf.data = (uint8_t*)data;
info.memory.buf.size = size;
info.memory.writable = false;
fd = (intfstream_t*)intfstream_init(&info);
if (!fd)
return NULL;
if (!intfstream_open(fd, NULL, mode, hints))
goto error;
return fd;
error:
if (fd)
{
intfstream_close(fd);
free(fd);
}
return NULL;
}
intfstream_t *intfstream_open_chd_track(const char *path,
unsigned mode, unsigned hints, int32_t track)
{
intfstream_info_t info;
intfstream_t *fd = NULL;
info.type = INTFSTREAM_CHD;
info.chd.track = track;
fd = (intfstream_t*)intfstream_init(&info);
if (!fd)
return NULL;
if (!intfstream_open(fd, path, mode, hints))
goto error;
return fd;
error:
if (fd)
{
intfstream_close(fd);
free(fd);
}
return NULL;
}
intfstream_t* intfstream_open_file(const char *path,
unsigned mode, unsigned hints)
{
intfstream_info_t info;
intfstream_t *fd = NULL;
info.type = INTFSTREAM_FILE;
fd = (intfstream_t*)intfstream_init(&info);
if (!fd)
return NULL;
if (!intfstream_open(fd, path, mode, hints))
goto error;
return fd;
error:
if (fd)
{
intfstream_close(fd);
free(fd);
}
return NULL;
}
static intfstream_t* open_file(const char *path)
{
intfstream_info_t info;
intfstream_t *fd = NULL;
info.type = INTFSTREAM_FILE;
fd = intfstream_init(&info);
if (!fd)
return NULL;
if (!intfstream_open(fd, path, RFILE_MODE_READ, -1))
{
intfstream_close(fd);
return NULL;
}
return fd;
}
static intfstream_t *open_chd_track(const char *path, int32_t track)
{
intfstream_info_t info;
intfstream_t *fd = NULL;
info.type = INTFSTREAM_CHD;
info.chd.track = track;
fd = intfstream_init(&info);
if (!fd)
return NULL;
if (!intfstream_open(fd, path, RFILE_MODE_READ, -1))
{
intfstream_close(fd);
return NULL;
}
return fd;
}