diff options
Diffstat (limited to 'libtdenetwork/libgpgme-copy/gpgme/wait-user.c')
-rw-r--r-- | libtdenetwork/libgpgme-copy/gpgme/wait-user.c | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/libtdenetwork/libgpgme-copy/gpgme/wait-user.c b/libtdenetwork/libgpgme-copy/gpgme/wait-user.c new file mode 100644 index 00000000..064d8009 --- /dev/null +++ b/libtdenetwork/libgpgme-copy/gpgme/wait-user.c @@ -0,0 +1,122 @@ +/* wait-user.c + Copyright (C) 2000 Werner Koch (dd9jn) + Copyright (C) 2001, 2002, 2003, 2004, 2005 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 Lesser General Public License as + published by the Free Software Foundation; either version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301, USA. */ + +#if HAVE_CONFIG_H +#include <config.h> +#endif +#include <assert.h> + +#include "gpgme.h" +#include "context.h" +#include "priv-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; + + assert (data); + ctx = tag->ctx; + assert (ctx); + + err = _gpgme_run_io_cb (&ctx->fdt.fds[tag->idx], 0); + 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); +} |