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Support for identification of source Streams.

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We identify uniquelly a given source Stream by a triple of numbers: the
filesystem id, the device id inside the filesystem, and the inode id.
This commit is contained in:
Vreixo Formoso
2007-12-15 12:51:48 +01:00
parent 8f7222609e
commit dd83f85d09
5 changed files with 73 additions and 0 deletions
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9
src/fs_local.c
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@ -24,6 +24,8 @@
#include <libgen.h>
#include <string.h>
#define ISO_LOCAL_FS_ID 1
/*
* We can share a local filesystem object, as it has no private atts.
*/
@ -471,6 +473,12 @@ int lfs_get_by_path(IsoFilesystem *fs, const char *path, IsoFileSource **file)
return iso_file_source_new_lfs(path, file);
}
static
unsigned int lfs_get_id(IsoFilesystem *fs)
{
return ISO_LOCAL_FS_ID;
}
static
void lfs_fs_free(IsoFilesystem *fs)
{
@ -498,6 +506,7 @@ int iso_local_filesystem_new(IsoFilesystem **fs)
lfs->data = NULL; /* we don't need private data */
lfs->get_root = lfs_get_root;
lfs->get_by_path = lfs_get_by_path;
lfs->get_id = lfs_get_id;
lfs->free = lfs_fs_free;
}
*fs = lfs;