doc/

doc/
2002-12-06  Marcus Brinkmann  <marcus@g10code.de>

	* gpgme.texi (Memory Based Data Buffers): New subsection.
	(File Based Data Buffers): Likewise.
	(Callback Based Data Buffers): Likewise.
	(Manipulating Data Buffers): Update interfaces.  Add
	gpgme_data_seek.
	* gpgme.texi (Engine Version Check): Remove gpgme_chec_engine.

gpgme/
2002-12-06  Marcus Brinkmann  <marcus@g10code.de>

	* data.h (gpgme_data_release_cb): Change return type to void.
	(gpgme_data_read_cb): Change return type to ssize_t.
	* data.c (gpgme_data_read): Likewise.
	* data-stream.c (stream_read): Likewise.
	* data-fd.c (fd_read): Likewise.
	* data-mem.c (mem_read): Likewise.
	(mem_release): Change return type to void.
	* data-user.c (user_read): Change return type to ssize_t.
	(user_release): Change return type to void.
	* data-compat.c (old_user_read): Change return type to ssize_t.
	* gpgme.h (GpgmeDataReadCb): Likewise.
	(gpgme_data_read): Likewise.
	(GpgmeDataSeekCb): Change return type to off_t.