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Extended security API for auditing security data

N2009_11_14_FIXES
jpandre 2007-11-23 10:50:15 +00:00
parent d6cbe236e9
commit fe34d3f231
1 changed files with 74 additions and 0 deletions
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74
libntfs-3g/security.c
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@ -4798,6 +4798,80 @@ ok = TRUE; /* clarification needed */
return (ok);
}
/*
* read $SDS (for auditing security data)
*/
int ntfs_read_sds(struct SECURITY_API *scapi,
char *buf, u32 size, u32 offset)
{
int got;
got = 0; /* default return */
if (scapi && (scapi->magic == MAGIC_API)) {
got = ntfs_local_read(scapi->security.vol->secure_ni,
STREAM_SDS, 4, buf, size, offset);
} else
errno = EINVAL;
return (got);
}
/*
* read $SII (for auditing security data)
*/
INDEX_ENTRY *ntfs_read_sii(struct SECURITY_API *scapi,
INDEX_ENTRY *entry)
{
le32 keyid;
ntfs_index_context *xsii;
if (scapi && (scapi->magic == MAGIC_API)) {
xsii = scapi->security.vol->secure_xsii;
if (!entry) {
keyid = cpu_to_le32(0);
ntfs_index_lookup((char*)&keyid,
sizeof(SII_INDEX_KEY), xsii);
entry = xsii->entry;
} else
entry = ntfs_index_next(entry,xsii);
if (!entry)
errno = ENODATA;
} else {
entry = (INDEX_ENTRY*)NULL;
errno = EINVAL;
}
return (entry);
}
/*
* read $SDH (for auditing security data)
*/
INDEX_ENTRY *ntfs_read_sdh(struct SECURITY_API *scapi,
INDEX_ENTRY *entry)
{
le32 keyid;
ntfs_index_context *xsdh;
if (scapi && (scapi->magic == MAGIC_API)) {
xsdh = scapi->security.vol->secure_xsdh;
if (!entry) {
keyid = cpu_to_le32(0);
ntfs_index_lookup((char*)&keyid,
sizeof(SDH_INDEX_KEY), xsdh);
entry = xsdh->entry;
} else
entry = ntfs_index_next(entry,xsdh);
if (!entry)
errno = ENODATA;
} else {
entry = (INDEX_ENTRY*)NULL;
errno = EINVAL;
}
return (entry);
}
/*
* Initializations before calling ntfs_get_file_security()
* ntfs_set_file_security() and ntfs_read_directory()