+extern int build_section_table (struct bfd *, struct target_section **,
+ struct target_section **);
+
+/* Remove all entries from TABLE. */
+
+extern void clear_section_table (struct target_section_table *table);
+
+/* Read from mappable read-only sections of BFD executable files.
+ Return TARGET_XFER_OK, if read is successful. Return
+ TARGET_XFER_EOF if read is done. Return TARGET_XFER_E_IO
+ otherwise. */
+
+extern enum target_xfer_status
+ exec_read_partial_read_only (gdb_byte *readbuf, ULONGEST offset,
+ ULONGEST len, ULONGEST *xfered_len);
+
+/* Read or write from mappable sections of BFD executable files.
+
+ Request to transfer up to LEN 8-bit bytes of the target sections
+ defined by SECTIONS and SECTIONS_END. The OFFSET specifies the
+ starting address.
+ If SECTION_NAME is not NULL, only access sections with that same
+ name.
+
+ Return the number of bytes actually transfered, or zero when no
+ data is available for the requested range.
+
+ This function is intended to be used from target_xfer_partial
+ implementations. See target_read and target_write for more
+ information.
+
+ One, and only one, of readbuf or writebuf must be non-NULL. */
+
+extern enum target_xfer_status
+ section_table_xfer_memory_partial (gdb_byte *,
+ const gdb_byte *,
+ ULONGEST, ULONGEST, ULONGEST *,
+ struct target_section *,
+ struct target_section *,
+ const char *);
+
+/* Read from mappable read-only sections of BFD executable files.
+ Similar to exec_read_partial_read_only, but return
+ TARGET_XFER_UNAVAILABLE if data is unavailable. */
+
+extern enum target_xfer_status
+ section_table_read_available_memory (gdb_byte *readbuf, ULONGEST offset,
+ ULONGEST len, ULONGEST *xfered_len);