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Add get_size() of devices

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This commit is contained in:
Laurent Vivier 2005-11-23 22:37:27 +00:00
parent e0e7197acb
commit 2b7965a1d9
2 changed files with 12 additions and 7 deletions

2
libstream/libstream.h

@ -19,11 +19,13 @@ typedef int (*stream_lseek_t)(void *data, long offset, int whence);
typedef int (*stream_close_t)(void *data);
typedef int (*stream_umount_t)(void *data);
typedef int (*stream_fstat_t)(void *data, struct stream_stat *buf);
typedef int (*stream_get_blocksize_t)(void *data);
typedef struct {
void *data;
stream_read_sector_t read_sector;
stream_close_t close;
stream_get_blocksize_t get_blocksize;
} device_io_t;
typedef struct {

17
libstream/stream_open.c

@ -120,7 +120,6 @@ stream_t *stream_open(char *dev)
switch(device)
{
#if 0
case device_FLOPPY:
if (partition != -1)
{
@ -135,8 +134,8 @@ stream_t *stream_open(char *dev)
}
stream->device.read_sector = (stream_read_sector_t)floppy_read_sector;
stream->device.close = (stream_close_t)floppy_close;
stream->device.get_blocksize = (stream_get_blocksize_t)floppy_get_blocksize;
break;
#endif
case device_SCSI:
stream->device.data = scsi_open(unit);
@ -147,6 +146,7 @@ stream_t *stream_open(char *dev)
}
stream->device.read_sector = (stream_read_sector_t)scsi_read_sector;
stream->device.close = (stream_close_t)scsi_close;
stream->device.get_blocksize = (stream_get_blocksize_t)scsi_get_blocksize;
break;
default:
free(stream);
@ -156,18 +156,21 @@ stream_t *stream_open(char *dev)
switch(fs)
{
#if 0
case fs_BLOCK:
if (stream->fs.data == NULL)
stream->fs.volume = NULL;
stream->fs.file = block_open(&stream->device, current);
if (stream->fs.file == NULL)
goto outfs;
stream->fs.read = (stream_read_t)block_read;
stream->fs.seek = (stream_lseek_t)block_seek;
stream->fs.lseek = (stream_lseek_t)block_lseek;
stream->fs.close = (stream_close_t)block_close;
stream->fs.umount = (stream_umount_t)block_umount;
stream->fs.umount = NULL;
stream->fs.fstat = (stream_fstat_t)block_fstat;
break;
#if 0
case fs_CONTAINER:
stream->fs.data = container_open(&stream->device, current);
stream->fs.volume = NULL;
stream->fs.file = container_open(&stream->device, current);
if (stream->fs.data == NULL)
goto outfs;
stream->fs.read = (stream_read_t)container_read;