f4c25d034c
* util.h (_gpgme_decode_c_string): Change type of LEN argument to size_t. (_gpgme_decode_percent_string): Likewise. * conversion.c (_gpgme_decode_c_string): Likewise. (_gpgme_decode_percent_string): Likewise. (_gpgme_map_gnupg_error): Change type of I to unsigned int. * signers.c (gpgme_signers_clear): Likewise. (gpgme_signers_enum): New unsigned variable SEQNO, set to SEQ. Use SEQNO instead SEQ. * wait.c (fd_table_put): Change type of I and J to unsigned int. * wait-global.c (_gpgme_wait_global_event_cb): Change type of IDX to unsigned int. (gpgme_wait): Change type of I and IDX to unsigned int. * wait-private.c (_gpgme_wait_on_condition): Change type of IDX and I to unsigned int. * posix-io.c (_gpgme_io_close): Cast return value of macro DIM to int to suppress gcc warning. (_gpgme_io_set_close_notify): Likewise. (_gpgme_io_select): Change type of I to unsigned int. * engine.c (gpgme_get_engine_info): Change type of PROTO to unsigned int. * wait-user.c (_gpgme_user_io_cb_handler): Change type of IDX and I to unsigned int.
125 lines
3.1 KiB
C
125 lines
3.1 KiB
C
/* wait.c
|
||
Copyright (C) 2000 Werner Koch (dd9jn)
|
||
Copyright (C) 2001, 2002, 2003 g10 Code GmbH
|
||
|
||
This file is part of GPGME.
|
||
|
||
GPGME is free software; you can redistribute it and/or modify it
|
||
under the terms of the GNU General Public License as published by
|
||
the Free Software Foundation; either version 2 of the License, or
|
||
(at your option) any later version.
|
||
|
||
GPGME is distributed in the hope that it will be useful, but
|
||
WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
General Public License for more details.
|
||
|
||
You should have received a copy of the GNU General Public License
|
||
along with GPGME; if not, write to the Free Software Foundation,
|
||
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
|
||
|
||
#if HAVE_CONFIG_H
|
||
#include <config.h>
|
||
#endif
|
||
#include <assert.h>
|
||
|
||
#include "gpgme.h"
|
||
#include "context.h"
|
||
#include "io.h"
|
||
#include "wait.h"
|
||
|
||
|
||
/* The user event loops are used for all asynchronous operations for
|
||
which a user callback is defined. */
|
||
|
||
|
||
/* Internal I/O Callbacks. */
|
||
|
||
gpgme_error_t
|
||
_gpgme_user_io_cb_handler (void *data, int fd)
|
||
{
|
||
gpgme_error_t err;
|
||
struct tag *tag = (struct tag *) data;
|
||
gpgme_ctx_t ctx;
|
||
struct wait_item_s *item;
|
||
|
||
assert (data);
|
||
ctx = tag->ctx;
|
||
assert (ctx);
|
||
item = (struct wait_item_s *) ctx->fdt.fds[tag->idx].opaque;
|
||
assert (item);
|
||
|
||
err = (*item->handler) (item->handler_value, fd);
|
||
if (err)
|
||
{
|
||
unsigned int idx;
|
||
|
||
for (idx = 0; idx < ctx->fdt.size; idx++)
|
||
if (ctx->fdt.fds[idx].fd != -1)
|
||
_gpgme_io_close (ctx->fdt.fds[idx].fd);
|
||
_gpgme_engine_io_event (ctx->engine, GPGME_EVENT_DONE, &err);
|
||
}
|
||
else
|
||
{
|
||
unsigned int i;
|
||
|
||
for (i = 0; i < ctx->fdt.size; i++)
|
||
if (ctx->fdt.fds[i].fd != -1)
|
||
break;
|
||
if (i == ctx->fdt.size)
|
||
_gpgme_engine_io_event (ctx->engine, GPGME_EVENT_DONE, &err);
|
||
}
|
||
return 0;
|
||
}
|
||
|
||
|
||
/* Register the file descriptor FD with the handler FNC (which gets
|
||
FNC_DATA as its first argument) for the direction DIR. DATA should
|
||
be the context for which the fd is added. R_TAG will hold the tag
|
||
that can be used to remove the fd. */
|
||
gpgme_error_t
|
||
_gpgme_wait_user_add_io_cb (void *data, int fd, int dir, gpgme_io_cb_t fnc,
|
||
void *fnc_data, void **r_tag)
|
||
{
|
||
gpgme_ctx_t ctx = (gpgme_ctx_t) data;
|
||
struct tag *tag;
|
||
gpgme_error_t err;
|
||
|
||
assert (ctx);
|
||
err = _gpgme_add_io_cb (data, fd, dir, fnc, fnc_data, r_tag);
|
||
if (err)
|
||
return err;
|
||
tag = *r_tag;
|
||
assert (tag);
|
||
err = (*ctx->io_cbs.add) (ctx->io_cbs.add_priv, fd, dir,
|
||
_gpgme_user_io_cb_handler, *r_tag,
|
||
&tag->user_tag);
|
||
if (err)
|
||
_gpgme_remove_io_cb (*r_tag);
|
||
return err;
|
||
}
|
||
|
||
|
||
void
|
||
_gpgme_wait_user_remove_io_cb (void *data)
|
||
{
|
||
struct tag *tag = (struct tag *) data;
|
||
gpgme_ctx_t ctx;
|
||
|
||
assert (tag);
|
||
ctx = tag->ctx;
|
||
|
||
(*ctx->io_cbs.remove) (tag->user_tag);
|
||
_gpgme_remove_io_cb (data);
|
||
}
|
||
|
||
|
||
void
|
||
_gpgme_wait_user_event_cb (void *data, gpgme_event_io_t type, void *type_data)
|
||
{
|
||
gpgme_ctx_t ctx = data;
|
||
|
||
if (ctx->io_cbs.event)
|
||
(*ctx->io_cbs.event) (ctx->io_cbs.event_priv, type, type_data);
|
||
}
|