* bfd-target.c: Don't include gdb_assert.h or gdb_string.h.

	Include exec.h.
	(struct section_closure): Delete.
	(add_to_section_table): Delete.
	(build_target_sections_from_bfd): Delete.
	(target_bfd_xfer_partial): Use section_table_xfer_memory_partial.
	(target_bfd_reopen): Use build_section_table.
	* exec.c (xfer_memory): Move most code except for overlay
	debugging support from here...
	(section_table_xfer_memory): ... to this new function.
	(section_table_xfer_memory_partial): New.
	* exec.h (section_table_xfer_memory_partial): Declare.
	* bfd-target.h (build_target_sections_from_bfd): Delete
	declaration.

1 files changed, 18 insertions, 0 deletions

diff --git a/gdb/exec.h b/gdb/exec.h
index b71f0b0..0624447 100644
--- a/gdb/exec.h
+++ b/gdb/exec.h
@@ -34,6 +34,24 @@ extern struct target_ops exec_ops;
 extern int build_section_table (struct bfd *, struct section_table **,
 				struct section_table **);
 
+/* 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.
+
+   Return the number of bytes actually transfered, or non-positive
+   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 int section_table_xfer_memory_partial (gdb_byte *, const gdb_byte *,
+					      ULONGEST, LONGEST,
+					      struct section_table *,
+					      struct section_table *);
+
 /* Set the loaded address of a section.  */
 extern void exec_set_section_address (const char *, int, CORE_ADDR);