static int ewf__close(RIODesc *fd) {
if (RIOEWF_IS_VALID (fd)) {
libewf_handle_close (RIOEWF_HANDLE (fd), NULL);
return 0;
}
return -1;
}
static ut64 ewf__lseek(RIO *io, RIODesc *fd, ut64 offset, int whence) {
if (RIOEWF_IS_VALID (fd)) {
size64_t media_size;
switch (whence) {
case SEEK_SET:
/* ignore */
break;
case SEEK_CUR:
offset += io->seek;
break;
case SEEK_END:
libewf_get_media_size (RIOEWF_HANDLE (fd), &media_size);
offset = media_size - offset;
break;
}
libewf_seek_offset (RIOEWF_HANDLE (fd), offset);
return offset;
}
return (ut64)-1;
}
static int ewf__read(RIO *io, RIODesc *fd, ut8 *buf, int count) {
return libewf_handle_read_buffer (RIOEWF_HANDLE (fd), buf, count, NULL);
}
static int ewf__write(RIO *io, RIODesc *fd, const ut8 *buf, int count) {
return libewf_handle_write_buffer (RIOEWF_HANDLE (fd),
(void*)buf, count, NULL);
}
static int ewf__write(RIO *io, RIODesc *fd, const ut8 *buf, int count) {
return libewf_write_buffer (RIOEWF_HANDLE (fd), buf, count);
}
