routines to add/remove a name and add/remove a vcn
(Logical change 1.426)edge.strict_endians
flatcap.org!ntfs
parent
5bc3824d85
commit
acef9d58b3
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@ -1555,8 +1555,9 @@ static void ntfs_ie_dump (INDEX_ENTRY *ie)
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if (!ie)
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return;
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utils_dump_mem ((u8*)ie, 0, ie->length, 1);
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printf ("________________________________________________");
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printf ("\n");
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utils_dump_mem ((u8*)ie, 0, ie->length, 1);
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printf ("MFT Ref: 0x%llx\n", ie->indexed_file);
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printf ("length: %d\n", ie->length);
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@ -1577,8 +1578,7 @@ static void ntfs_ie_dump (INDEX_ENTRY *ie)
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printf ("alloc size: %lld\n", ie->key.file_name.allocated_size);
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printf ("data size: %lld\n", ie->key.file_name.data_size);
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printf ("file flags: 0x%04x\n", ie->key.file_name.file_attributes);
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printf ("reserved: 0x%04x\n", ie->key.file_name.reserved);
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printf ("name len: %d\n", ie->key.file_name.file_name_length);
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printf ("reserved: 0x%04x\n", ie->key.file_name.reserved); printf ("name len: %d\n", ie->key.file_name.file_name_length);
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if (ie->key.file_name.file_name_length > 0) {
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int i, r;
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printf ("name type: %d\n", ie->key.file_name.file_name_type);
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@ -1642,41 +1642,43 @@ static INDEX_ENTRY * ntfs_ie_copy (INDEX_ENTRY *ie)
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}
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/**
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* ntfs_ie_reset_flags
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* ntfs_ie_set_child
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*/
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static INDEX_ENTRY * ntfs_ie_reset_flags (INDEX_ENTRY *ie, INDEX_ENTRY_FLAGS flags)
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static INDEX_ENTRY * ntfs_ie_set_child (INDEX_ENTRY *ie, VCN vcn)
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{
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VCN vcn;
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if (!ie)
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return 0;
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if ((flags & INDEX_ENTRY_NODE) && (!(ie->flags & INDEX_ENTRY_NODE))) {
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ie->length -= 8;
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ie->flags &= ~INDEX_ENTRY_NODE;
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ie = realloc (ie, ie->length);
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}
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if ((!(flags & INDEX_ENTRY_END)) && (ie->flags & INDEX_ENTRY_END)) {
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ie->length -= ATTR_SIZE (ie->key_length);
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vcn = *((VCN*) ((u8*) ie + ie->length - 8));
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if (ie->flags & INDEX_ENTRY_NODE) {
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*((VCN*) ((u8*) ie + ie->length - 8)) = vcn;
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ie->flags |= INDEX_ENTRY_END;
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return ie;
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}
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return ie;
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ie->length += 8;
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ie = realloc (ie, ie->length);
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if (!ie)
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return NULL;
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ie->flags |= INDEX_ENTRY_NODE;
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*((VCN*) ((u8*) ie + ie->length - 8)) = vcn;
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return 0;
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}
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/**
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* ntfs_ie_set_child
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* ntfs_ie_remove_child
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*/
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static int ntfs_ie_set_child (INDEX_ENTRY *ie, VCN vcn)
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static INDEX_ENTRY * ntfs_ie_remove_child (INDEX_ENTRY *ie)
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{
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if (!ie)
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return 0;
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vcn = 0;
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return 0;
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return NULL;
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if (!(ie->flags & INDEX_ENTRY_NODE))
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return ie;
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ie->length -= 8;
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ie->flags &= ~INDEX_ENTRY_NODE;
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ie = realloc (ie, ie->length);
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return NULL;
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}
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/**
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@ -1723,9 +1725,9 @@ static INDEX_ENTRY * ntfs_ie_set_name (INDEX_ENTRY *ie, ntfschar *name, int name
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klen = ATTR_SIZE (ie->key_length);
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need = ATTR_SIZE (sizeof (FILE_NAME_ATTR) + (namelen * sizeof (ntfschar)));
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printf ("ilen = %d\n", ie->length);
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printf ("klen = %d\n", klen);
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printf ("need = %d\n", need);
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//printf ("ilen = %d\n", ie->length);
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//printf ("klen = %d\n", klen);
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//printf ("need = %d\n", need);
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if (ie->flags & INDEX_ENTRY_NODE)
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vcn = *((VCN*) ((u8*) ie + ie->length - 8));
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@ -1748,6 +1750,102 @@ static INDEX_ENTRY * ntfs_ie_set_name (INDEX_ENTRY *ie, ntfschar *name, int name
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return ie;
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}
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/**
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* ntfs_ie_remove_name
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*/
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static INDEX_ENTRY * ntfs_ie_remove_name (INDEX_ENTRY *ie)
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{
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VCN vcn;
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if (!ie)
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return NULL;
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if (ie->key_length == 0)
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return ie;
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if (ie->flags & INDEX_ENTRY_NODE)
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vcn = *((VCN*) ((u8*) ie + ie->length - 8));
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ie->length -= ATTR_SIZE (ie->key_length);
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ie->key_length = 0;
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ie->flags |= INDEX_ENTRY_END;
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ie = realloc (ie, ie->length);
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if (!ie)
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return NULL;
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if (ie->flags & INDEX_ENTRY_NODE)
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*((VCN*) ((u8*) ie + ie->length - 8)) = vcn;
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return ie;
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}
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/**
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* ntfs_ie_test
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*/
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static int ntfs_ie_test (void)
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{
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INDEX_ENTRY *ie1 = NULL;
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INDEX_ENTRY *ie2 = NULL;
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int namelen = 0;
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ntfschar *name = NULL;
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printf ("\n\n\n\n\n\n[01;31m----------------------------------------------------------------------------------[0m\n\n");
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if (1) {
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ie1 = ntfs_ie_create();
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//ntfs_ie_dump (ie1);
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}
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if (0) {
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ie2 = ntfs_ie_copy (ie1);
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ntfs_ie_dump (ie2);
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}
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if (1) {
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namelen = ntfs_mbstoucs("richard", &name, 0);
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ie1 = ntfs_ie_set_name (ie1, name, namelen, FILE_NAME_WIN32);
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free (name);
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name = NULL;
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ntfs_ie_dump (ie1);
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}
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if (1) {
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namelen = ntfs_mbstoucs("richard2", &name, 0);
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ie1 = ntfs_ie_set_name (ie1, name, namelen, FILE_NAME_WIN32);
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free (name);
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name = NULL;
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ntfs_ie_dump (ie1);
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}
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if (1) {
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ie1 = ntfs_ie_remove_name (ie1);
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ntfs_ie_dump (ie1);
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}
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if (1) {
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ntfs_ie_set_child (ie1, 1234);
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ntfs_ie_dump (ie1);
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}
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if (1) {
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ntfs_ie_remove_child (ie1);
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ntfs_ie_dump (ie1);
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}
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ie1->indexed_file = 1234;
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ie1->key.file_name.parent_directory = 5;
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ie1->key.file_name.creation_time = utc2ntfs (time(NULL));
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ie1->key.file_name.last_data_change_time = utc2ntfs (time(NULL));
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ie1->key.file_name.last_mft_change_time = utc2ntfs (time(NULL));
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ie1->key.file_name.last_access_time = utc2ntfs (time(NULL));
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ie1->key.file_name.allocated_size = 4096;
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ie1->key.file_name.data_size = 3973;
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//ntfs_ie_dump (ie1);
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free (name);
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free (ie1);
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free (ie2);
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return 0;
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}
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/**
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* ntfs_index_dump_alloc
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@ -1889,54 +1987,7 @@ int main (int argc, char *argv[])
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if (0) result = ntfs_index_dump (inode);
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if (0) result = ntfsrm (vol, opts.file);
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if (1) {
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INDEX_ENTRY *ie1 = NULL;
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INDEX_ENTRY *ie2 = NULL;
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int namelen = 0;
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ntfschar *name = NULL;
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if (1) {
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ie1 = ntfs_ie_create();
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ntfs_ie_dump (ie1);
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}
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if (0) {
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ie2 = ntfs_ie_copy (ie1);
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ntfs_ie_dump (ie2);
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}
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if (0) {
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ie1 = ntfs_ie_reset_flags (ie1, INDEX_ENTRY_END);
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ntfs_ie_dump (ie1);
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}
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if (0) {
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ntfs_ie_set_child (ie1, 1234);
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ntfs_ie_dump (ie1);
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}
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namelen = ntfs_mbstoucs("richard", &name, 0);
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if (1) ie1 = ntfs_ie_set_name (ie1, name, namelen, FILE_NAME_WIN32);
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free (name);
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name = NULL;
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namelen = ntfs_mbstoucs("richard2", &name, 0);
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if (1) ie1 = ntfs_ie_set_name (ie1, name, namelen, FILE_NAME_WIN32);
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ie1->indexed_file = 1234;
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ie1->key.file_name.parent_directory = 5;
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ie1->key.file_name.creation_time = utc2ntfs (time(NULL));
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ie1->key.file_name.last_data_change_time = utc2ntfs (time(NULL));
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ie1->key.file_name.last_mft_change_time = utc2ntfs (time(NULL));
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ie1->key.file_name.last_access_time = utc2ntfs (time(NULL));
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ie1->key.file_name.allocated_size = 4096;
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ie1->key.file_name.data_size = 3973;
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ntfs_ie_dump (ie1);
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free (name);
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free (ie1);
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free (ie2);
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}
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if (0) result = ntfs_ie_test();
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done:
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ntfs_inode_close (inode);
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