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ufs2: implement scan_partition

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Not needed by fs_shell but required to use the driver natively in Haiku.

Change-Id: I547ab4c0637230d447f437cb47a419734a0401e7
Reviewed-on: https://review.haiku-os.org/c/haiku/+/3196
Reviewed-by: waddlesplash <[email protected]>
This commit is contained in:
Adrien Destugues
2020-10-11 15:57:51 +00:00
committed by waddlesplash
parent f563d6e696
commit 14c58ad1bd
1 changed files with 22 additions and 10 deletions
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src/add-ons/kernel/file_systems/ufs2/kernel_interface.cpp
+22 -10
View File
@@ -38,7 +38,7 @@ iterative_io_get_vecs_hook(void *cookie, io_request *request, off_t offset,
//! ufs2_io() callback hook
static status_t
iterative_io_finished_hook(void *cookie, io_request *request, status_t status,
bool partialTransfer, size_t bytesTransferred)
bool partialTransfer, size_t bytesTransferred)
{
return B_NOT_SUPPORTED;
}
@@ -49,14 +49,14 @@ iterative_io_finished_hook(void *cookie, io_request *request, status_t status,
static float
ufs2_identify_partition(int fd, partition_data *partition, void **_cookie)
{
ufs2_super_block superBlock;
status_t status = Volume::Identify(fd, &superBlock);
if (status != B_OK)
return -1;
ufs2_super_block superBlock;
status_t status = Volume::Identify(fd, &superBlock);
if (status != B_OK)
return -1;
identify_cookie* cookie = new identify_cookie;
memcpy(&cookie->super_block, &superBlock, sizeof(ufs2_super_block));
*_cookie = cookie;
identify_cookie* cookie = new identify_cookie;
memcpy(&cookie->super_block, &superBlock, sizeof(ufs2_super_block));
*_cookie = cookie;
return 0.8f;
}
@@ -65,14 +65,26 @@ ufs2_identify_partition(int fd, partition_data *partition, void **_cookie)
static status_t
ufs2_scan_partition(int fd, partition_data *partition, void *_cookie)
{
return B_NOT_SUPPORTED;
identify_cookie* cookie = (identify_cookie*)_cookie;
partition->status = B_PARTITION_VALID;
partition->flags |= B_PARTITION_FILE_SYSTEM | B_PARTITION_READ_ONLY;
partition->block_size = cookie->super_block.fs_bsize;
partition->content_size = partition->block_size
* cookie->super_block.fs_size;
partition->content_name = strdup(cookie->super_block.fs_volname);
if (partition->content_name == NULL)
return B_NO_MEMORY;
return B_OK;
}
static void
ufs2_free_identify_partition_cookie(partition_data *partition, void *_cookie)
{
dprintf("Unsupported in ufs2 currently.\n");
identify_cookie* cookie = (identify_cookie*)_cookie;
delete cookie;
return;
}