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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-16 16:06:07 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-16 16:06:07 -0600
commitbe0ca741fd12897337408d1d7a7d8f5f18e1fac9 (patch)
treeb9fa3458193a17180d8773a0204ee05ae206cd99 /libtdenetwork/libgpgme-copy/gpgme/priv-io.h
parentbbb7afdb6da2969535e7f05715e2cb95cfdc917c (diff)
downloadtdepim-be0ca741fd12897337408d1d7a7d8f5f18e1fac9.tar.gz
tdepim-be0ca741fd12897337408d1d7a7d8f5f18e1fac9.zip
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+/* priv-io.h - Interface to the private I/O functions.
+ 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. */
+
+#ifndef IO_H
+#define IO_H
+
+
+/* A single file descriptor passed to spawn. For child fds, dup_to
+ specifies the fd it should become in the child. */
+struct spawn_fd_item_s
+{
+ int fd;
+ int dup_to;
+};
+
+struct io_select_fd_s
+{
+ int fd;
+ int for_read;
+ int for_write;
+ int signaled;
+ int frozen;
+ void *opaque;
+};
+
+/* These function are either defined in posix-io.c or w32-io.c. */
+void _gpgme_io_subsystem_init (void);
+int _gpgme_io_read (int fd, void *buffer, size_t count);
+int _gpgme_io_write (int fd, const void *buffer, size_t count);
+int _gpgme_io_pipe (int filedes[2], int inherit_idx);
+int _gpgme_io_close (int fd);
+int _gpgme_io_set_close_notify (int fd, void (*handler) (int, void *),
+ void *value);
+int _gpgme_io_set_nonblocking (int fd);
+
+/* Spawn the executable PATH with ARGV as arguments, after forking
+ close all fds in FD_PARENT_LIST in the parent and close or dup all
+ fds in FD_CHILD_LIST in the child. */
+int _gpgme_io_spawn (const char *path, char **argv,
+ struct spawn_fd_item_s *fd_child_list,
+ struct spawn_fd_item_s *fd_parent_list);
+int _gpgme_io_select (struct io_select_fd_s *fds, size_t nfds, int nonblock);
+
+/* Write the printable version of FD to the buffer BUF of length
+ BUFLEN. The printable version is the representation on the command
+ line that the child process expects. */
+int _gpgme_io_fd2str (char *buf, int buflen, int fd);
+
+#endif /* IO_H */