/* Extract the information from the entry, serialize and send it out.
* Return 0 on success, -1 on error.
*/
static int
send_dirent_info (TSK_FS_FILE *fsfile, const char *path)
{
XDR xdr;
int ret = 0;
size_t len = 0;
struct guestfs_int_tsk_dirent dirent;
CLEANUP_FREE char *buf = NULL, *fname = NULL;
/* Set dirent fields */
memset (&dirent, 0, sizeof dirent);
/* Build the full relative path of the entry */
ret = asprintf (&fname, "%s%s", path, fsfile->name->name);
if (ret < 0) {
perror ("asprintf");
return -1;
}
dirent.tsk_inode = fsfile->name->meta_addr;
dirent.tsk_type = file_type (fsfile);
dirent.tsk_name = fname;
dirent.tsk_flags = file_flags (fsfile);
file_metadata (fsfile->meta, &dirent);
/* Serialize tsk_dirent struct. */
buf = malloc (GUESTFS_MAX_CHUNK_SIZE);
if (buf == NULL) {
perror ("malloc");
return -1;
}
xdrmem_create (&xdr, buf, GUESTFS_MAX_CHUNK_SIZE, XDR_ENCODE);
ret = xdr_guestfs_int_tsk_dirent (&xdr, &dirent);
if (ret == 0) {
perror ("xdr_guestfs_int_tsk_dirent");
return -1;
}
len = xdr_getpos (&xdr);
xdr_destroy (&xdr);
/* Send serialised tsk_dirent out. */
return send_file_write (buf, len);
}
void
clr_fl(int fd, int flags)
{
file_flags(fd, flags, com_clear_fl);
}
void
path_build(
PATHNAME *f,
char *file,
int binding )
{
char *ofile = file;
int dflag, rflag, act;
if( DEBUG_SEARCH )
{
printf("build file: ");
if( f->f_root.len )
printf( "root = '%.*s' ", f->f_root.len, f->f_root.ptr );
if( f->f_dir.len )
printf( "dir = '%.*s' ", f->f_dir.len, f->f_dir.ptr );
if( f->f_base.len )
printf( "base = '%.*s' ", f->f_base.len, f->f_base.ptr );
}
/* Start with the grist. If the current grist isn't */
/* surrounded by <>'s, add them. */
if( f->f_grist.len )
{
if( f->f_grist.ptr[0] != '<' ) *file++ = '<';
memcpy( file, f->f_grist.ptr, f->f_grist.len );
file += f->f_grist.len;
if( file[-1] != '>' ) *file++ = '>';
}
/* Combine root & directory, according to the grid. */
dflag = file_flags( f->f_dir.ptr, f->f_dir.len );
rflag = file_flags( f->f_root.ptr, f->f_root.len );
switch( act = grid[ rflag ][ dflag ] )
{
case G_DTDR:
/* :: of rel dir */
*file++ = DELIM;
/* fall through */
case G_DIR:
/* take dir */
memcpy( file, f->f_dir.ptr, f->f_dir.len );
file += f->f_dir.len;
break;
case G_ROOT:
/* take root */
memcpy( file, f->f_root.ptr, f->f_root.len );
file += f->f_root.len;
break;
case G_CAT:
/* prepend root to dir */
memcpy( file, f->f_root.ptr, f->f_root.len );
file += f->f_root.len;
if( file[-1] == DELIM ) --file;
memcpy( file, f->f_dir.ptr, f->f_dir.len );
file += f->f_dir.len;
break;
case G_DDDD:
/* make it ::: (../..) */
strcpy( file, ":::" );
file += 3;
break;
}
/* Put : between dir and file (if none already) */
if( act != G_MT &&
file[-1] != DELIM &&
( f->f_base.len || f->f_suffix.len ) )
{
*file++ = DELIM;
}
if( f->f_base.len )
{
memcpy( file, f->f_base.ptr, f->f_base.len );
file += f->f_base.len;
}
if( f->f_suffix.len )
{
memcpy( file, f->f_suffix.ptr, f->f_suffix.len );
file += f->f_suffix.len;
}
if( f->f_member.len )
{
*file++ = '(';
memcpy( file, f->f_member.ptr, f->f_member.len );
file += f->f_member.len;
*file++ = ')';
}
*file = 0;
if( DEBUG_SEARCH )
printf(" -> '%s'\n", ofile);
}
void
set_fl(int fd, int flags)
{
file_flags(fd, flags, com_set_fl);
}
void
path_build(
PATHNAME *f,
string* file,
int binding )
{
int dflag, rflag, act;
file_build1( f, file );
/* Combine root & directory, according to the grid. */
dflag = file_flags( f->f_dir.ptr, f->f_dir.len );
rflag = file_flags( f->f_root.ptr, f->f_root.len );
switch( act = grid[ rflag ][ dflag ] )
{
case G_DTDR:
{
/* :: of rel dir */
string_push_back( file, DELIM );
}
/* fall through */
case G_DIR:
/* take dir */
string_append_range( file, f->f_dir.ptr, f->f_dir.ptr + f->f_dir.len );
break;
case G_ROOT:
/* take root */
string_append_range( file, f->f_root.ptr, f->f_root.ptr + f->f_root.len );
break;
case G_CAT:
/* prepend root to dir */
string_append_range( file, f->f_root.ptr, f->f_root.ptr + f->f_root.len );
if( file->value[file->size - 1] == DELIM )
string_pop_back( file );
string_append_range( file, f->f_dir.ptr, f->f_dir.ptr + f->f_dir.len );
break;
case G_DDDD:
/* make it ::: (../..) */
string_append( file, ":::" );
break;
}
/* Put : between dir and file (if none already) */
if( act != G_MT &&
file->value[file->size - 1] != DELIM &&
( f->f_base.len || f->f_suffix.len ) )
{
string_push_back( file, DELIM );
}
if( f->f_base.len )
{
string_append_range( file, f->f_base.ptr, f->f_base.ptr + f->f_base.len );
}
if( f->f_suffix.len )
{
string_append_range( file, f->f_suffix.ptr, f->f_suffix.ptr + f->f_suffix.len );
}
if( f->f_member.len )
{
string_push_back( file, '(' );
string_append_range( file, f->f_member.ptr, f->f_member.ptr + f->f_member.len );
string_push_back( file, ')' );
}
if( DEBUG_SEARCH )
printf(" -> '%s'\n", file->value);
}
