2002-06-10 Marcus Brinkmann <marcus@g10code.de>

2002-06-10  Marcus Brinkmann  <marcus@g10code.de>

	* engine-gpgsm.c (_gpgme_gpgsm_start): Move the code that sets the
	close notification for the status fd to ...
	(_gpgme_gpgsm_new): ... here.
	* wait.h: Include "sema.h".  Remove prototypes of
	_gpgme_remove_proc_from_wait_queue and
	_gpgme_register_pipe_handler.  Add prototypes of
	_gpgme_fd_table_init, _gpgme_fd_table_deinit, _gpgme_fd_table_put,
	_gpgme_add_io_cb, _gpgme_remove_io_cb, _gpgme_wait_event_cb and
	_gpgme_wait_one..
	* wait.c: Remove global variables PROC_QUEUE, PROC_QUEUE_LOCK,
	FD_TABLE_SIZE, FD_TABLE, FD_TABLE_LOCK.  New global variables
	FDT_GLOBAL, CTX_DONE_LIST, CTX_DONE_LIST_SIZE,
	CTX_DONE_LIST_LENGTH and CTX_DONE_LIST_LOCK.  Remove struct
	proc_s.  Replace struct wait_item_s.
	(_gpgme_fd_table_init): New function.
	(_gpgme_fd_table_deinit): Likewise.
	(_gpgme_fd_table_put): Likewise.
	(set_process_done): Remove function.
	(do_select): Take argument FDT.  Use that to decide which fds to
	select on.
	(_gpgme_remove_proc_from_wait_queue): Remove function.
	(_gpgme_wait_event_cb): New function.
	(_gpgme_wait_one): Likewise.
	(_gpgme_register_pipe_hanldler): Remove function.
	(_gpgme_add_io_cb): New function.
	(_gpgme_remove_io_cb): Likewise.
	(_gpgme_freeze_fd): Remove function.
	(_gpgme_thaw_fd): Remove function.
	* rungpg.c (struct fd_data_map_s): Add new member TAG.
	(struct gpg_object_s): Likewise for STATUS and COLON.  Add member
	IDX to CMD.  Add new member IO_CBS.
	(close_notify_handler): New variables POSSIBLY_DONE and NOT_DONE.
	For each I/O callback, check if it should be unregistered.  If all
	callbacks have been unregistered, trigger GPGME_EVENT_DONE.
	Remove member RUNNING.
	(_gpgme_gpg_new): Initialize new members.
	(_gpgme_gpg_release): Check PID not RUNNING.  Don't call
	_gpgme_remove_proc_from_wait_queue.  Close GPG->CMD.FD if set.
	(build_argv): Store away the index instead the file descriptor for
	CMD.
	(_gpgme_gpg_add_io_cb): New function.
	(_gpgme_gpg_spawn): Use _gpgme_gpg_add_io_cb to register IO
	callbacks.
	(gpg_status_handler): Change return type to void, remove PID
	argument, close filedescriptor if EOF or error occurs.
	(read_status): Use _gpgme_gpg_add_io_cb instead _gpgme_thaw_fd.
	Use IO_CBS->remove instead _gpgme_freeze_fd.
	(gpg_colon_line_handler): Change return type to void, remove PID
	argument, close filedescriptor if EOF or error occurs.
	(command_cb): Use IO_CBS->remove instead _gpgme_freeze_fd.
	(_gpgme_gpg_set_io_cbs): New function.
	* rungpg.h (_gpgme_gpg_set_io_cbs): Prototype for
	_gpgme_gpg_set_io_cbs.
	* gpgme.h (GpgmeIOCb): New type.
	(GpgmeRegisterIOCb): Likewise.
	(GpgmeRemoveIOCb): Likewise.
	(GpgmeEventIO): Likewise.
	(GpgmeEventIOCb): Likewise.
	(struct GpgmeIOCbs): New structure to hold I/O callbacks.
	(gpgme_set_op_io_cbs): New prototype.
	(gpgme_get_op_io_cbs): Likewise.
	* ops.h: New prototype for _gpgme_op_event_cb.  Remove prototypes
	for _gpgme_freeze_fd and _gpgme_thaw_fd.  Remove PID argument from
	_gpgme_data_inbound_handler and _gpgme_data_outbound_handler
	prototype.  Add prototype for _gpgme_op_reset.
	Add synchronous argument to _gpgme_decrypt_start prototype.
	* io.h: Beautification.
	* gpgme.c: Include "wait.h".
	(gpgme_new): Initialize FDT.
	(gpgme_set_io_cbs): New function.
	(gpgme_get_io_cbs): Likewise.
	(_gpgme_op_event_cb): Likewise.
	* data.c (_gpgme_data_inbound_handler): Change return type to
	void.  Drop PID argument.  Close FD on error and EOF.
	(write_mem_data): Don't close FD here ...
	(write_cb_data): ... or here ...
	(_gpgme_data_outbound_handler): ... but here.  Change return type
	to void.  Drop PID argument.
	* context.h: Include "wait.h".
	(struct gpgme_context_s): New members FDT and IO_CBS.
	* op-support.c: New file.
	* Makefile.am (libgpgme_la_SOURCES): Add op-support.c.
	* ops.h: Add prototype for _gpgme_op_reset().
	* decrypt.c (_gpgme_decrypt_start): New argument SYNCHRONOUS.  Use
	_gpgme_op_reset.
	(gpgme_op_decrypt_start): Add synchronous argument.
	(gpgme_op_decrypt): Likewise.  Use _gpgme_wait_one instead
	gpgme_wait.
	* delete.c (gpgme_op_delete_start): Rename to ...
	(_gpgme_op_delete_start): ... this.  New argument SYNCHRONOUS.
	Use _gpgme_op_reset.  Make function static.
	(gpgme_op_delete_start): Just a wrapper around
	_gpgme_op_delete_start now.
	(gpgme_op_delete): Add synchronous argument.  Use _gpgme_wait_one
	instead gpgme_wait.
	* encrypt.c: Include "wait.h".
	(ggpgme_op_encrypt_start): Rename to ...
	(_gpgme_op_encrypt_start): ... this.  New argument SYNCHRONOUS.
	Use _gpgme_op_reset.  Make function static.
	(gpgme_op_encrypt_start): Just a wrapper around
	_gpgme_op_encrypt_start now.
	(gpgme_op_encrypt): Add synchronous argument.  Use _gpgme_wait_one
	instead gpgme_wait.
	* encrypt_sign.c (gpgme_op_encrypt_sign_start): Rename to ...
	(_gpgme_op_encrypt_sign_start): ... this.  New argument
	SYNCHRONOUS.  Use _gpgme_op_reset.  Make function static.
	(gpgme_op_encrypt_sign_start): Just a wrapper around
	_gpgme_op_encrypt_sign_start now.
	(gpgme_op_encrypt_sign): Add synchronous argument.  Use
	_gpgme_wait_one instead gpgme_wait.
	* export.c (gpgme_op_export_start): Rename to ...
	(_gpgme_op_export_start): ... this.  New argument SYNCHRONOUS.
	Use _gpgme_op_reset.  Make function static.
	(gpgme_op_export_start): Just a wrapper around
	_gpgme_op_export_start now.
	(gpgme_op_export): Add synchronous argument.  Use _gpgme_wait_one
	instead gpgme_wait.
	* genkey.c (gpgme_op_genkey_start): Rename to ...
	(_gpgme_op_genkey_start): ... this.  New argument SYNCHRONOUS.
	Use _gpgme_op_reset.  Make function static.
	(gpgme_op_genkey_start): Just a wrapper around
	_gpgme_op_genkey_start now.
	(gpgme_op_genkey): Add synchronous argument.  Use _gpgme_wait_one
	instead gpgme_wait.
	* import.c (gpgme_op_import_start): Rename to ...
	(_gpgme_op_import_start): ... this.  New argument SYNCHRONOUS.
	Use _gpgme_op_reset.  Make function static.
	(gpgme_op_import_start): Just a wrapper around
	_gpgme_op_import_start now.
	(gpgme_op_import): Add synchronous argument.  Use _gpgme_wait_one
	instead gpgme_wait.
	* keylist.c (gpgme_op_keylist_start): Use _gpgme_op_reset.
	(gpgme_op_keylist_ext_start): Likewise.
	* sign.c (gpgme_op_sign_start): Rename to ...
	(_gpgme_op_sign_start): ... this.  New argument SYNCHRONOUS.  Use
	_gpgme_op_reset.  Make function static.
	(gpgme_op_sign_start): Just a wrapper around _gpgme_op_sign_start
	now.
	(gpgme_op_sign): Add synchronous argument.  Use _gpgme_wait_one
	instead gpgme_wait.
	* trustlist.c (gpgme_op_trustlist_start): Use _gpgme_op_reset.
	* verify.c (gpgme_op_verify_start): Rename to ...
	(_gpgme_op_verify_start): ... this.  New argument SYNCHRONOUS.
	Use _gpgme_op_reset.  Make function static.
	(gpgme_op_verify_start): Just a wrapper around
	_gpgme_op_verify_start now.
	(gpgme_op_verify): Add synchronous argument.  Use _gpgme_wait_one
	instead gpgme_wait.
	* engine-gpgsm.c (iocb_data_t): New type.
	(struct gpgsm_object_s): New member status_cb.  Replace input_fd
	and input_data with input_cb.  Replace output_fd and output_data
	with output_cb.  Replace message_fd and message_data with
	message_cb.  New member io_cbs.
	(_gpgme_gpgsm_new): Initialize all new members (and drop the old
	ones).
	(close_notify_handler): New variable POSSIBLY_DONE.  For each I/O
	callback, check if it should be unregistered.  If all callbacks
	have been unregistered, trigger GPGME_EVENT_DONE.
	(_gpgme_gpgsm_release): Remove variable PID.  Use new variable
	names to close the file descriptors.
	(_gpgme_gpgsm_op_decrypt): Use new variable names,
	(_gpgme_gpgsm_op_encrypt): Likewise.
	(_gpgme_gpgsm_op_genkey): Likewise.
	(_gpgme_gpgsm_op_import): Likewise.
	(_gpgme_gpgsm_op_keylist): Likewise.
	(_gpgme_gpgsm_op_keylist_ext): Likewise.
	(_gpgme_gpgsm_op_sign): Likewise.
	(_gpgme_gpgsm_op_verify): Likewise.
	(gpgsm_status_handler): Drop argument PID.  Change return type to
	void.  Close status pipe before returning because of EOF or error.
	(_gpgme_gpgsm_add_io_cb): New function.
	(_gpgme_gpgsm_start): Use _gpgme_gpgsm_add_io_cb to register
	callback function.
	(_gpgme_gpgsm_set_io_cbs): New function.
	* engine-gpgsm.h: New prototype for _gpgme_gpgsm_set_io_cbs.
	* engine.c (_gpgme_engine_set_io_cbs): New function.
	* engine.h: New prototype for _gpgme_engine_set_io_cbs.